A Display System and Display Method for Augmented Reality, comprising a display device displays a light-emitting mark, and an augmented reality wearable device comprising a wearable body equipped with a light sensor. The light sensor detects the light-emitting mark and a flashing signal, then passes both the light-emitting mark and the flashing signal to a processor. The processor compares the flashing signal and a reference flashing signal, and when they match and the light-emitting mark matches a reference light image, it controls an image capturing device on the wearable body to capture a light-emitting mark image. The processor calculates a distance information and an angular information between the image capturing device and the light-emitting mark based on the light-emitting mark image, generating a projection parameters accordingly. The processor controls the projection device to adjust a projection image of an object according to the projection parameters.
An audio time latency-based spatial orientation method is disclosed. A VR device is paired and connected with a plurality of speakers. Multiple audio time latencies from the VR device to the speakers are calculated. Current positions of the speakers relative to the VR device are calculated based on the audio time latencies and a virtual boundary is defined. Threshold values of the speakers relative to the virtual boundary are defined. It is determined whether the VR device is close to or beyond the virtual boundary according to the threshold values. If the VR device is close to or beyond the virtual boundary, the VR device issues an alarm.
An electronic apparatus with convenient airflow-reversing function includes a chassis, a rotation mechanism, a fan device, a connection rod, and a handle. The chassis includes a bottom plate. The rotation mechanism is pivoted on the bottom plate. The fan device is disposed on the rotation mechanism. The connection rod is pivoted on the rotation mechanism. The handle is pivoted on the chassis, and is rotatably connected to the connection rod. When the handle is rotated, the connection rod drives the rotation mechanism and the fan device to rotate to change the airflow direction.
F16B 2/06 - Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action
An audio latency calibration method is disclosed. A master speaker and a slave speaker are located at a separation distance from each other, and a paring process is performed. As the paring process is completed, multiple latency time period parameters are obtained relating to the master and slave speakers. The latency time period parameters comprise: T1+T2 representing the time that the master speaker sends an audio signal to the slave speaker, T3+T4 representing the time that the audio signal is transmitted from the slave speaker to a microphone of the master speaker, T5 representing the time that a trumpet of the master speaker plays the audio signal and T3′ representing the time that a microphone of the master speaker receives the audio signal. Thus, the way to synchronously play audio signals can be achieved.
A device and a method to detect unauthorized opening of a casing is disposed in the upper or lower casing of an apparatus. The device includes a base plate with vibrator, carrier, and sensor on the lower case, and receiving grooves. Balls of a lesser number than the number of receiving grooves are installed in the grooves in a predetermined arrangement by the manufacturer. A waveguide element and magnet, fixed on the upper casing, is in contact with the balls, and when the waveguide is vibrated, the number and locations of the balls govern the form of a setting signal derived therefrom at the factory. If the upper casing is separated from the lower casing, the waveguide element separates from the carrier, the magnetic element gathers the balls, the predetermined arrangement being thereby lost, when tested by an authorized repair engineer.
A power supply device includes a first battery and a second battery, and a first switching unit, configured to select the first battery to supply power to a load; a second switching unit, configured to select the second battery to supply power to the load; a processing unit, configured to detect power of the first battery and the second battery; when the power of the second battery is greater than a first preset value, the processing unit disconnects the first switching unit and turns on the second switching unit to enable the second battery to supply power to the load; the processing unit controls the second battery to charge the first battery when the power of the first battery is less than a second preset value; and when the power of the first battery is greater than a third preset value, the second battery stops charging the first battery.
A method for simulating spatial sound in augmented reality (AR) is disclosed. Multiple sound packets are emitted by a 4D object located on an anchor device in an AR scene. A distance, an angle and spatial relationship between the AR device and the anchor device are calculated. The sound packets are converted into 6DoF sound signals according to the calculated distance, the angle, the spatial relationship, an original sound source and user volume settings using a sound positioning algorithm. The 6DoF sound signals are sent to a playback device of the AR device.
An electronic device includes a housing mechanism defining an accommodating chamber, a circuit board assembly accommodated in the accommodating chamber, and an anti-disassembly mechanism. The circuit board assembly includes a substrate and a controller connected to the substrate, and the substrate includes a magnetic attraction area. The anti-disassembly mechanism includes a light sensor configured to detect a light intensity in the accommodating chamber, an electromagnetic element opposite to the magnetic attraction area, and an elastic element resisting between the electromagnetic element and the substrate. When the light intensity signal is less than or equal to the light intensity threshold, the controller controls the electromagnetic element to be powered on to generate magnetic attraction to the magnetic attraction area, so that the electromagnetic element is attracted to the magnetic attraction area.
A method for avoid network interference executable by an electronic device is disclosed. When the electronic device is turned on, the electronic device is connected to a Wi-Fi base station through a first Wi-Fi frequency band. The electronic device operates at a short-term stage. The electronic device is connected to a mobile base station through a radio frequency band. It is determined whether the radio frequency band is a specific radio frequency band. If the radio frequency band is determined to be the specific radio frequency band, a second Wi-Fi frequency band is selected, that the electronic device can use the second Wi-Fi frequency and the radio frequency band, based on a preset table, without causing conflicts. The electronic device is connected to the Wi-Fi base station via the second Wi-Fi frequency band and operates from the short-term stage to a long-term stage.
H04W 76/16 - Setup of multiple wireless link connections involving different core network technologies, e.g. a packet-switched [PS] bearer in combination with a circuit-switched [CS] bearer
An audio latency calibration method is disclosed. A master speaker and a slave speaker are located at a separation distance from each other, and a paring process is performed. As the paring process is completed, multiple latency time period parameters are obtained relating to the master and slave speakers. The latency time period parameters comprise: T1+T2 representing the time that the master speaker sends an audio signal to the slave speaker, T3+T4 representing the time that the audio signal is transmitted from the slave speaker to a microphone of the master speaker, T5 representing the time that a trumpet of the master speaker plays the audio signal and T3′ representing the time that a microphone of the master speaker receives the audio signal. Thus, the way to synchronously play audio signals can be achieved.
A method of unlocking a vehicle door, including generating a dynamic password based on dynamic information by a vehicle chip, then generating a reference key based on the dynamic password, and storing the reference key in a storage medium; updating the dynamic password stored in a server, and according to the request of the mobile device, providing the dynamic password to the mobile device through the server, and the mobile device generating a mobile key according to the dynamic password. Finally, the reference key and the mobile key are compared, and if the dynamic passwords corresponding to the reference key and the mobile key are the same, the vehicle door corresponding to the vehicle chip is unlocked by the vehicle chip.
B60R 25/24 - Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user
B60R 25/01 - Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens
G07C 9/00 - Individual registration on entry or exit
A device to detect unauthorized opening of a casing is disposed in the upper or lower casing of an apparatus. The device includes a base plate with vibrator, carrier, and sensor on the lower case, and receiving grooves. Balls of a lesser number than the number of receiving grooves are installed in the grooves in a predetermined arrangement by the manufacturer. A waveguide element and magnet, fixed on the upper casing, is in contact with the balls, and when the waveguide is vibrated, the number and locations of the balls govern the form of a setting signal derived therefrom at the factory. If the upper casing is separated from the lower casing, the waveguide element separates from the carrier, the magnetic element gathers the balls, the predetermined arrangement being thereby lost, when tested by an authorized repair engineer.
A mounting device includes a housing, a sliding structure, and a switch structure. The housing includes two tracks, an elastic element including a blocking rib, and a first clamping element. The sliding structure is movably disposed in the tracks and includes a second clamping element and a reverse rib. The switch structure is movably disposed on the sliding structure and includes a forward rib. When the sliding structure is in the installed position, a support frame is fastened between the first clamping element and the second clamping element, and the blocking rib prevents the sliding structure moving relative to the housing. When the switch structure is moved in a detaching direction, the forward rib pushes the blocking rib away from the reverse rib, to allow the sliding structure to move in the detaching direction relative to the housing.
H05K 5/02 - Casings, cabinets or drawers for electric apparatus Details
F16M 13/02 - Other supports for positioning apparatus or articlesMeans for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
32.
Industrial signal testing equipment for wireless devices
In a method for image transmitting executed in a transmitting device, three data transmitting channels are established, the three data transmitting channels are a first channel, a second channel and a third channel. An image of a video is obtained, and the image is divided into a region of interest and a background region. A first data of the region of interest and a second data of the background region are obtained, and the first data is encoded through fountain coding to obtain a third data. The first data, the second data, and the third data are respectively transmitted through the first channel, the second channel, and the third channel to a receiving device. A network condition is received, and whether the network condition matches a preset condition is determined. When the network condition matches the preset condition, the first data is compensated according to a first preset algorithm.
H04N 19/167 - Position within a video image, e.g. region of interest [ROI]
H04N 19/37 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability with arrangements for assigning different transmission priorities to video input data or to video coded data
H04N 19/176 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
A cable protection device is applied to outdoor device, and the outdoor device has a first part, a second part and a cable; the first part and the second part are connected by a first rotating shaft, and the cable is connected between the first part and the second part; the cable protection device has a cable protection structure a first surface of the cable protection structure is fixed to the first part, a second surface of the cable protection structure is fixed to the second part, and the cable is sealed and surrounded by the cable protection structure; when the first part and the second part are unfolded or folded by the first rotating shaft, the cable protection structure expands or closes.
A method for showing objects in an augmented reality environment includes the steps of an Augmented Reality (AR) device obtaining spatial information and object identification (ID) from an anchor device. The AR device obtains parameters of the objects from a cloud system. The parameters of an object include the image of the object, the audio of the object, and a first spatial relationship between the object and an anchor device. The AR device obtains a second spatial relationship between the AR device and the anchor device. A third spatial relationship between the object and the AR device can be obtained according to the first spatial relationship and the second spatial relationship. The image of the object and the audio of the object is displayed or projected in the AR device according to the third spatial relationship.
A system and method for establishing anchors in an augmented reality environment activates an anchor device to continuously transmit a first spatial information packet and a second spatial information packet, the first and second packets being respectively sent through a first communication technology and a second communication technology. The first spatial information packet and the second spatial information contain an identification (ID) and an angle information of the anchor device. An augmented reality (AR) device receives the first spatial information packet and the second spatial information packet. The AR device further includes a processing unit. A spatial relationship between the AR device and the anchor device is obtained through the processing unit according to the first spatial information packet and the second spatial information packet. The spatial relationship includes a position of the anchor device relative to the AR device, and the horizontal and vertical distances therebetween.
A method for showing objects in an augmented reality environment includes the steps of an Augmented Reality (AR) device obtaining spatial information and object identification (ID) from an anchor device. The AR device obtains parameters of the objects from a cloud system. The parameters of an object include the image of the object, the audio of the object, and a first spatial relationship between the object and an anchor device. The AR device obtains a second spatial relationship between the AR device and the anchor device. A third spatial relationship between the object and the AR device can be obtained according to the first spatial relationship and the second spatial relationship. The image of the object and the audio of the object is displayed or projected in the AR device according to the third spatial relationship.
In a method for image transmitting executed in a transmitting device, three data transmitting channels are established, the three data transmitting channels are a first channel, a second channel and a third channel. An image of a video is obtained, and the image is divided into a region of interest and a background region. A first data of the region of interest and a second data of the background region are obtained, and the first data is encoded through fountain coding to obtain a third data. The first data, the second data, and the third data are respectively transmitted through the first channel, the second channel, and the third channel to a receiving device. A network condition is received, and whether the network condition matches a preset condition is determined. When the network condition matches the preset condition, the first data is compensated according to a first preset algorithm.
H04N 19/167 - Position within a video image, e.g. region of interest [ROI]
H04N 19/37 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability with arrangements for assigning different transmission priorities to video input data or to video coded data
H04N 19/176 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
A rotating controlling method for an antenna, the steps includes collecting parameters for indicating signal strength of the antenna; and determining an optimal radiation position of the antenna and setting the corresponding value of a repulsive force or an attractive force so that the antenna is rotated to the optimal radiation position.
H01Q 3/04 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation
A method for asymmetric encryption based on a gene chip includes the steps of (a) obtaining original information in text or image or other form and converting the same into a binary code, and (b) preprocessing the binary code to obtain a binary matrix. In (c), an encryption key is obtained, the encryption key comprising a gene expression solution. In (d), the gene expression solution is placed on a gene chip according to an arrangement and correspondence of the binary matrix.
G06F 21/00 - Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
H04L 29/06 - Communication control; Communication processing characterised by a protocol
G09C 1/00 - Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
H04L 9/06 - Arrangements for secret or secure communicationsNetwork security protocols the encryption apparatus using shift registers or memories for blockwise coding, e.g. D.E.S. systems
In a method for image transmitting executed in a transmitting device, three data transmitting channels are established, the three data transmitting channels are a first channel, a second channel and a third channel. An image of a video is obtained, and the image is divided into a region of interest and a background region. A first data of the region of interest and a second data of the background region are obtained, and the first data is encoded through fountain coding to obtain a third data. The first data, the second data, and the third data are respectively transmitted through the first channel, the second channel, and the third channel to a receiving device. A network condition is received, and whether the network condition matches a preset condition is determined. When the network condition matches the preset condition, the first data is compensated according to a first preset algorithm.
H04N 19/167 - Position within a video image, e.g. region of interest [ROI]
H04N 19/37 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability with arrangements for assigning different transmission priorities to video input data or to video coded data
H04N 19/176 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
A client terminal sends a signal to a wireless access device. The wireless access device receives the signal, determines channel state information corresponding to the client terminal according to identity information of the client terminal in the signal, and calculates data sent by the client terminal according to the channel state information and the signal. The client terminal sends a request signal for acquiring channel state information, wherein the request signal includes identity information of the client terminal. The wireless access device receives the request signal, obtains the channel state information corresponding to the client terminal according to the identity information of the client terminal in the request signal, and sends the obtained channel state information to the client terminal. The client terminal receives the channel state information and the signal and calculates the data sent to the client terminal according to the channel state information and the signal.
H04B 7/0404 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas the mobile station comprising multiple antennas, e.g. to provide uplink diversity
H04B 7/0408 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity
A method for adjusting packet length is disclosed. A first reference point currently closest to the mobile device is calculated. It is determined whether the mobile device has been updated a reference point from a server after activated. It is determined whether the cycle of updating position information has been expired if the mobile device has been updated a first reference point from the server after activated. If the cycle of updating position information has not been expired, a position as the mobile device initially enter a range of the previous reference point at an initial time and then moves to a range of the current reference point at the current time is calculated to estimate a future position of the mobile device. A future reference point of the mobile device is calculated according to the estimated future position and is updated to the mobile device and the server.
A method for adjusting packet length is disclosed. A first reference point currently closest to the mobile device is calculated. A current position of a mobile device is compared with GPS data of the first reference point to calculate brief GPS data. It is determined whether a second reference point has been uploaded to the server. It is determined whether the first reference point is identical to the second reference point if the second reference point has been uploaded to the server. The first reference point is uploaded to the server if the first reference point is not identical to the second reference point. The first reference point is uploaded to the server if the second reference point has not been uploaded to the server, and the brief GPS data is uploaded to the server.
H04L 1/00 - Arrangements for detecting or preventing errors in the information received
G01S 19/05 - Cooperating elementsInteraction or communication between different cooperating elements or between cooperating elements and receivers providing aiding data
H04W 4/02 - Services making use of location information
H04W 4/029 - Location-based management or tracking services
G01S 19/07 - Cooperating elementsInteraction or communication between different cooperating elements or between cooperating elements and receivers providing data for correcting measured positioning data, e.g. DGPS [differential GPS] or ionosphere corrections
57.
Method for improving transmission rate in mesh network
A client terminal sends a signal to a wireless access device. The wireless access device receives the signal, determines channel state information corresponding to the client terminal according to identity information of the client terminal in the signal, and calculates data sent by the client terminal according to the channel state information and the signal. The client terminal sends a request signal for acquiring channel state information, wherein the request signal includes identity information of the client terminal. The wireless access device receives the request signal, obtains the channel state information corresponding to the client terminal according to the identity information of the client terminal in the request signal, and sends the obtained channel state information to the client terminal. The client terminal receives the channel state information and the signal and calculates the data sent to the client terminal according to the channel state information and the signal.
H04B 7/0404 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas the mobile station comprising multiple antennas, e.g. to provide uplink diversity
H04B 7/0408 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity
An antenna structure capable of operating in several modes includes first and second metal patches and a substrate (which can be an air-filled void) positioned between them. The second patch is substantially an isosceles trapezoidal patch. The second patch includes a first bottom edge, a second bottom edge parallel to and spaced from the first bottom edge, a first side edge, a second side edge, a first shorting wall, and a second short circuit patch. The first side edge and the second side edge are connected to the first bottom edge and the second bottom edge. The first shorting wall and the second shorting wall are formed between the first patch and the second patch. The second patch further defines a V-shaped slot.
A method for asymmetric encryption based on a gene chip includes the steps of (a) obtaining original information in text or image or other form and converting the same into a binary code, and (b) preprocessing the binary code to obtain a binary matrix. In (c), an encryption key is obtained, the encryption key comprising a gene expression solution. In (d), the gene expression solution is placed on a gene chip according to an arrangement and correspondence of the binary matrix.
G06F 21/00 - Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
H04L 29/06 - Communication control; Communication processing characterised by a protocol
G09C 1/00 - Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
H04L 9/06 - Arrangements for secret or secure communicationsNetwork security protocols the encryption apparatus using shift registers or memories for blockwise coding, e.g. D.E.S. systems
A method for analyzing and revealing physical links in a mixed wireless and wired network applied in an access device causes the access device to generate an address resolution protocol (ARP) request packet in which a unique identifier in a target hardware address field is inserted. The ARP request packet is broadcast. The access device further receives and determines ARP reply packet transmitted by the one or more client devices. For ARP reply packets which are received from client devices, the access device generates a list of client devices which are linked with the access device.
A pivoting assembly for an electronic device, being a clickable-open and clickable-shut cover or shield with click-step positioning includes a pivoting shaft extending along an imaginary axis, an inner movable member, an intermediate movable member, and an outer stationary member concentrically surrounding the imaginary axis. First positioning structures and first engaging structures are connected to one of the inner movable member and the intermediate movable member and a number of second positioning structures and second engaging structures are also so connected. When the pivoting shaft is rotated in an opening direction, the first positioning structures compress and slide across the first engaging structures. When the pivoting shaft is rotated in a closing direction, the second positioning structures compress and slide across the second engaging structures.
A method for adjusting packet length is disclosed. A first dynamic reference point currently closest to the mobile device is calculated. A current position of a mobile device is compared with GPS data of the first dynamic reference point to calculate brief GPS data. It is determined whether a second dynamic reference point has been uploaded to the server. It is determined whether the first dynamic reference point is identical to the second dynamic reference point if the second dynamic reference point has been uploaded to the server. The first dynamic reference point is uploaded to the server if the first dynamic reference point is not identical to the second dynamic reference point. The first dynamic reference point is uploaded to the server if the second dynamic reference point has not been uploaded to the server, and the brief GPS data is uploaded to the server.
H04W 4/02 - Services making use of location information
H04W 28/06 - Optimising, e.g. header compression, information sizing
H04W 28/02 - Traffic management, e.g. flow control or congestion control
H04W 4/80 - Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
A charging path switching circuit includes a first port, a second port, a path switch unit, and a conversion unit. The first port is connected to an external electronic device to obtain a first electrical signal. The second port is connected to an external power source to obtain a second electrical signal. The conversion unit is connected the path switch unit and converts the first electrical signal or the second electrical signal to a predetermined voltage. The path switch unit is connected to the first port and the second port. The path switch unit selects to connect to the first port or the second port, to obtain the first electrical signal or the second electrical signal according to the connection of the first and the second port. The path switch unit preferentially selects to obtain the second electrical signal from the second port.
A system for combining wireless sensor networks includes a first sink transmitting a request to combine (RTC) and first routing-information. First nodes propagate data and instructions in a first wireless sensor network. The first nodes broadcast the RTC when the first nodes are boundary nodes. The first routing-information are established based on first transmission paths between the first sink and the first nodes. A second sink receives the RTC and the first routing-information from the first sink. The second sink transmits second routing-information to the first sink. The second routing-information are established based on second transmission paths between the second sink and the second nodes. The second node relays the RTC to the second sink according to a flag in a packet of the RTC. The first wireless sensor network combines with the second wireless sensor network to exchange the first routing-information and the second routing-information.
A charging path switching circuit includes a first port, a second port, a path switch unit, and a conversion unit. The first port is connected to an external electronic device to obtain a first electrical signal. The second port is connected to an external power source to obtain a second electrical signal. The conversion unit is connected the path switch unit and converts the first electrical signal or the second electrical signal to a predetermined voltage. The path switch unit is connected to the first port and the second port. The path switch unit selects to connect to the first port or the second port, to obtain the first electrical signal or the second electrical signal according to the connection of the first and the second port. The path switch unit preferentially selects to obtain the second electrical signal from the second port.
An image processing method for obtaining a panoramic image includes obtaining a first image and a second image by a camera unit, and obtaining location information between the viewpoints of the first image and the second image by a gyro. First features of the first image and second features of the second image are obtained according to a feature-capturing algorithm when pixel brightness differences exceed a threshold. Predicted features in the second imam are obtained by the location information, and predicted features that exceed a predetermined distance from the second features are discarded. A panorama image is obtained by combining the first image and the second image according to the first features and the selected second features.
A rotating controlling method for an antenna, the steps includes collecting parameters for indicating signal strength of the antenna; and determining an optimal radiation position of the antenna and setting the corresponding value of a repulsive force or an attractive force so that the antenna is rotated to the optimal radiation position.
H01Q 3/04 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation
A system for combining wireless sensor networks includes a first sink transmitting a request to combine (RTC) and first routing-information. First nodes propagate data and instructions in a first wireless sensor network. The first nodes broadcast the RTC when the first nodes are boundary nodes. The first routing-information are established based on first transmission paths between the first sink and the first nodes. A second sink receives the RTC and the first routing-information from the first sink. The second sink transmits second routing-information to the first sink. The second routing-information are established based on second transmission paths between the second sink and the second nodes. The second node relays the RTC to the second sink according to a flag in a packet of the RTC. The first wireless sensor network combines with the second wireless sensor network to exchange the first routing-information and the second routing-information.
A rotating unit for controlling an antenna to rotate includes an electromagnetic element and a rotating circuit. The rotating circuit is electrically coupled with the electromagnetic element. The rotating circuit controls the electromagnetic element to generate a magnetic force for controlling a rotation of the antenna.
H01Q 3/04 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation
An installation assembly for a photovoltaic module comprises a base plate, a pressing block, a elastic member, and a connecting member. The base plate comprises a connecting portion. The pressing block comprises a pressing portion, a supporting portion, and a sliding portion. The sliding portion is movably connected to the base plate. The elastic member is located between the connecting portion and the supporting portion. The connecting member sequentially inserted into the pressing block, the elastic member, and the base plate. The pressing block, the elastic member, and the base plate are positioned between two ends of the connecting member.
An image processing method for obtaining a panoramic image includes obtaining a first image and a second image by a camera unit, and obtaining location information between the viewpoints of the first image and the second image by a gyro. First features of the first image and second features of the second image are obtained according to a feature-capturing algorithm when pixel brightness differences exceed a threshold. Predicted features in the second image are obtained by the location information, and predicted features that exceed a predetermined distance from the second features are discarded. A panorama image is obtained by combining the first image and the second image according to the first features and the selected second features.
An antenna device includes a first antenna, a second antenna, a main short portion and a grounding portion. The first antenna and the second antenna are disposed in a PCB to radiate signals. The main short portion is disposed between the first antenna and the second antenna. The main short portion is further electrically coupled to the grounding portion. The main short portion adjusts current between the first antenna and the second antenna. Thus, the main short portion reduces interference between the first antenna and the second antenna. The first antenna includes a first feeding portion, a first short portion and a first coupling portion. A first end of the first feeding portion is suspended in the air. The first coupling portion is disposed in a first storage space. The first coupling portion is electrically insulated from the first short portion and the grounding portion.
A housing includes a main body, a mounting structure assembled to the main body, and a cover. The mounting structure includes a receiving part defining a receiving space for receiving a battery, a groove communicating with the receiving space, a slot communicating with the groove, and a driving member rotatably mounted in the receiving part. The driving member includes an extending arm and a pressing portion. The extending arm faces the groove. The pressing portion passes through the slot to expose out of the receiving part. The cover is detachably attached to the main body to seal the receiving space. When the battery is received in the receiving portion, the extending arm supports the battery, when the pressing portion is pressed, the extending arm is driven to rotate with respect to the receiving part so as to make the battery lift from the receiving space.
A charging path switching circuit includes a first port, a second port, a path switch unit, and a conversion unit. The first port is connected to an external electronic device to obtain a first electrical signal. The second port is connected to an external power source to obtain a second electrical signal. The conversion unit is connected the path switch unit and converts the first electrical signal or the second electrical signal to a predetermined voltage. The path switch unit is connected to the first port and the second port. The path switch unit selects to connect to the first port or the second port, to obtain the first electrical signal or the second electrical signal according to the connection of the first and the second port. The path switch unit preferentially selects to obtain the second electrical signal from the second port.
An antenna device includes a first antenna and a second antenna. The first antenna and the second antenna are disposed in a PCB to radiate signals. The first antenna includes a first ground portion, a first short portion and a first feeding part. The first short portion and the first ground portion are electrically coupled together to form a first storage space. Further, THE first storage space has a first notch. The first feeding part is disposed in the first storage space. The first feeding part and the first short portion are not contacted through any metallic conductors. The first feeding part and the first ground portion are not contacted through any metallic conductors. A communication device is also provided.
H01Q 3/24 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
79.
Non-electrical power operated sensor and monitoring system using the same
A non-electrical power operated sensor determining the position and movement of a first object in relation to a second object includes a valve on the first object. The valve has a housing and a cavity. A first sound device is mounted on one side of the housing and connected to the cavity. A second sound device is mounted on the other side of the housing and connected to the cavity. A piston connects the second object and the valve. The piston includes a push rod extending from one side of the plug body and the push rod being moved one way or another way causes one sound or another sound to be made. The disclosure also provides a monitoring system listening for the one sound or for the other sound, the system being able to instantly communicate with an electronic device of a user.
G08B 13/10 - Mechanical actuation by pressure on floors, floor coverings, stair treads, counters, or tills
G08B 13/08 - Mechanical actuation by opening, e.g. of door, of window, of drawer, of shutter, of curtain, of blind
F16K 37/00 - Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
F16K 31/122 - Operating meansReleasing devices actuated by fluid the fluid acting on a piston
80.
Multi-antenna noise power measuring method and apparatus
In an apparatus and method for measuring noise power of each antenna in a multiple input multiple output (MIMO) antenna system, the apparatus includes a shielding box for the MIMO antenna system, shielding against electromagnetic interference, and a network analyzer (NA). The NA further includes numbers of test module, control module, and display module. The NA obtains each calibration parameter, each port noise power, and each measured S parameter, and obtains actual S parameter of each measured quantity according to a first equation, and thus obtains assessment of the MIMO antenna system. The MIMO antenna system noise power measuring method and apparatus of the disclosure take advantage of multiple ports of the NA, and set reference planes in the shielding box and import measuring method to the NA to obtain precise MIMO antenna system noise power. The apparatus can measure each antenna of MIMO antenna system simultaneously and synchronously.
A method for adjusting display parameters in a display device detects a change (second intensity value) in ambient light levels from a first intensity value of ambient light and corresponding first set of display parameters applied to the display device. Second set of display parameters are calculated according to the first intensity value and the second intensity value as well as the first set of display parameters. The display parameters of the display device are adjusted from the first set of display parameters to the second set of display parameters to take account of the change represented by the second intensity value.
G09G 3/36 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source using liquid crystals
G09G 3/20 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix
82.
Connector and electronic device system using the same
The disclosure provides a connector and an electronic device system using the same. The connector includes a first connecting unit, a second connecting unit, a connecting structure and a supporting member. The first connecting unit includes a first body, a first magnetic body and a first conductive assembly mounted on the first body, and the first body has a first fixing portion. The second connecting unit includes a second body, a second magnetic body and a second conductive assembly mounted on the second body. The supporting member includes a supporting body, a second fixing portion and an inserted hole provided on the supporting body. The second magnetic body and the second conductive assembly is corresponding to the first magnetic body and the first conductive assembly respectively. The electronic device system has the functions of anti-collision and noise reduction.
H01R 11/30 - End pieces held in contact by a magnet
H01R 4/00 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one anotherMeans for effecting or maintaining such contactElectrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
H01R 13/62 - Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
83.
System for detecting interference sources and method for detecting interference sources
A method for detecting a source of interference creates a sorting table according to distances between station devices and an access point (AP) device, and the created sorting table is sent to the AP device. The AP device determines upon a target device from the sorting table and controls the target device to acquire status and distance information between target device and AP device and send the information to the AP device. A value ε is computed according to the information sent by the target device and the calculated value ε is compared with a preset value k. The source of an interference, which affects the signal sent by the AP device, is calculated based on the comparison, and the AP device applies appropriate de-noising to the signal according to the determined interference source.
A voltage level translation circuit includes a first energy storage unit, a second energy storage unit, a first voltage level translation unit, and a second voltage level translation unit. The first voltage level translation unit is configured to translate a first communication interface transmitting pin voltage signal to realize a first communication between a first communication interface transmitting pin and a second communication interface receiving pin. The second voltage level translation unit is configured to translate a second communication interface transmitting pin voltage signal to realize a second communication between a second communication interface transmitting pin and a first communication interface receiving pin. A multiple interface communication system is also provided.
A telescopic power plug includes a handle, a plug body and an inner sleeve. The handle is threadedly engaged with the plug body. The plug body with an irregular shape end is engaged with an irregular shape end of the inner sleeve. The irregular shape engagement makes the plug body movement produced only in the axial direction. The plug body is extended or retracted in the inner sleeve by rotating the handle. The handle operation force is uniform and stable.
A data communication method is disclosed for reducing cross interference between mobile devices as clients served by networks and network devices which have overlapping coverage. A first network device includes a first client list and a first communication schedule and the first network device communicates with other overlapping network devices to obtain a second client list and a second communication schedule The first communication schedule is adjusted according to the obtained second client list and second communication schedule to avoid signal interference by interfering clients.
H04B 7/06 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
A connection method for a mobile device to access the Internet through wireless Local Area Network (WLAN) established by a wireless access point (WAP) includes receiving a connection request from a mobile device. Login information and interface is sent to the mobile device by WAP, the mobile device can generate and broadcast dual tone multi frequency information including its own MAC address through loudspeaker. A distance between the mobile device and the WAP being close, the information of mobile device through DTMF is heard and received and MAC address is extracted. If the extracted MAC address matches the MAC address recorded in an access control list of the WAP, the mobile device is permitted to access the internet through the established WLAN.
A method of dynamic frequency selection includes receiving setting information of a WI-FI unit input by an input unit, controlling the WI-FI unit in a STA working mode to switch different channels to scan an available access point AP with dynamic frequency selection within one channel when receiving the setting information of setting the WI-FI unit to work in an AP working mode and the STA working mode simultaneously, controlling the WI-FI unit in the AP working mode to switch to the channel within which the WI-FI unit in the STA working mode scans the available access point AP when the WI-FI unit in the STA working mode scans the available access point AP, and controlling the WI-FI unit in the AP working mode to communicate with a terminal device via the switched access point AP.
A debugging assembly includes a modem including a control unit, a switch unit, and an RJ45 port. The control unit is coupled to the RJ45 port through the switch unit. The control unit is configured to detect a network connection status of the modem and transmit a control signal to selectively couple the switch unit to pins of the RJ45 port to selectively receive a network signal or a debugging signal.
An encryption method includes: converting a section of express information into a binary sequence, grouping the binary sequence into a plurality of group data, and aligning each group data into an information matrix; converting the information matrix into a corresponding a basic group information matrix; randomly choosing a reference DNA sequence from a gene library, and aligning the reference DNA sequence into a basic group transition matrix, using the basic group transition matrix to convert the basic group information matrix into an encrypted information matrix, and exploding the encrypted information matrix to obtain a basic group information sequence; generating a primer for the basic group information sequence, and adding the primer before and behind the primer generator to obtain a completed DNA sequence; and synthesizing a DNA matter based on the completed DNA sequence.
H04L 9/06 - Arrangements for secret or secure communicationsNetwork security protocols the encryption apparatus using shift registers or memories for blockwise coding, e.g. D.E.S. systems
91.
Color image processing system and color image processing method
A color image processing system includes an image capture module, an image digitizing module, an optimizing ratio calculation module and an image processing module. The image capture module captures an original color image. The image digitizing module digitizes the original color image to obtain N pixels in ascending order according to value of RGB of the pixel. The optimizing ratio calculation module calculates an optimizing ratio H. The image processing module multiplies original value of RGB of the pixel before the ((N−N*H)/2)th pixel by 1/H to obtain new value of RGB of the pixel before the ((N−N*H)/2)th pixel and multiplies original value of RGB of the pixel after the ((N+N*H)/2−1)th pixel by H to obtain new value of RGB of the pixel after the ((N+N*H)/2−1)th pixel. A color image processing method is also provided.
A rotating unit for controlling an antenna to rotate includes an electromagnetic element and a rotating circuit. The rotating circuit is electrically coupled with the electromagnetic element. The rotating circuit controls the electromagnetic element to generate a magnetic force for controlling a rotation of the antenna.
H01Q 3/02 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
H01Q 3/04 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation
A method of dynamic frequency selection includes receiving setting information of a WI-FI unit input by an input unit, controlling the WI-FI unit in a STA working mode to switch different channels to scan an available access point AP with dynamic frequency selection within one channel when receiving the setting information of setting the WI-FI unit to work in an AP working mode and the STA working mode simultaneously, controlling the WI-FI unit in the AP working mode to switch to the channel within which the WI-FI unit in the STA working mode scans the available access point AP when the WI-FI unit in the STA working mode scans the available access point AP, and controlling the WI-FI unit in the AP working mode to communicate with a terminal device via the switched access point AP.
A method for configuring an Internet protocol (IP) address of a small cell includes determining whether the small cell has received authorization from a core network of a mobile operator, determining whether the core network has priority over a local network to connect to the small cell, obtaining a local IP address from a dynamic host configuration protocol (DHCP) function implemented in the small cell or in an access point of the local network of the small cell, and using a core network IP address assigned to the small cell by the core network when the core network has priority over the local network. The small cell determines whether the core network IP address is the same as the local IP address. When the core network IP address is the same as the local IP address, the local IP address of the small cell is changed.
H04L 9/32 - Arrangements for secret or secure communicationsNetwork security protocols including means for verifying the identity or authority of a user of the system
A wireless network access point implementing a data control system is configured to receive a data stream from a transmitting terminal device and transmit the data stream to a receiving terminal device. The data control system includes a receiving module configured to receive the data stream from the transmitting terminal device, a transmitting module configured to transmit the data stream from the wireless network access point to the receiving terminal device, a speed detecting module configured to detect a current transmission speed of the data stream, a comparing module configured to determine whether the current transmission speed is greater than or equal to a required minimum transmission speed of the data stream, and a managing module configured to stop the wireless network access point from receiving or transmitting the data stream when the current transmission speed is less than the required minimum transmission speed.
G06F 15/16 - Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
H04L 29/06 - Communication control; Communication processing characterised by a protocol
An authentication method based on a time stamp is executed by at least one processor of a server. At least two force renew messages are generated in turn when a configuration of Dynamic Host Configuration Protocol (DHCP) of the server is changed. The at least two force renew messages are encrypted asymmetrically with a private key of the server. The encrypted force renew messages are sent to a client according to a generating order of the force renew messages. A reply message is sent to the client when receiving a renew message from the client.
A signal switching system includes a first connector, a second connector, a switch unit, a first comparator, and a second comparator. The first connector is electronically coupled to a television. The second connector is electronically coupled to a video playback device. The first comparator is electronically coupled between the first connector and the switch; and the second comparator is electronically coupled between the second connector and the switch. The first comparator outputs a control command to the switch unit according to the voltage of the first connector, and the second comparator outputs a control command to the switch unit according to the voltage of the second connector. The switch unit selectively outputs a first signal or a second signal to the first connector or the second connector according to the control commands output from the first comparator and the second comparator.
A method for displaying remaining battery capacity of an electronic device includes calculating remaining capacity of the battery for a number of predetermined times during a preset interval when a first difference value is greater than a predetermined value. The first difference value is between a first remaining capacity and a second remaining capacity. The first remaining capacity of the electronic device is recorded before turning off the electronic device, and the second remaining capacity of the electronic device after turning on the electronic device. The latest calculated remaining capacity during the preset interval is displayed on the display device when a second difference between each calculated remaining capacity and the first remaining capacity is greater than the predetermined value.
G01R 31/36 - Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
99.
Electrical equipment and remote control receiving remote signal by electro-magnetic induction
Electrical equipment includes a power supply unit, a signal receiving unit, a rectifying and filtering unit, a switch unit, and a control. The rectifying and filtering unit rectifies and filters remote signals received by the signal receiving unit to generate first voltage signals. The switch unit connects the power supply unit to an external power in response to receiving the first voltage signals. The control identifies a current mode of the electrical equipment and determines whether the first voltage signal persists longer than a predetermined time or not. The control outputs a second voltage signals in response to the duration time of the first voltage signals being greater than the predetermined time. The switch unit further connects the power supply unit to the external power according to the first voltage signal and the second voltage signal to start the electrical equipment.
A packet processing method, the method includes, receiving TCP packets from a wireless access point. An A-MSDU packet is created by aggregating TCP ACK frames generated by the received TCP packets. When the current data transmission speed is less than or equal to a first threshold value and timeout for the A-MSDU packet sent to the wireless access point continuously occurs over a first predefined time, a transmission time interval is reduced by the first preset value and the packet size value is re-calculated according to the adjusted transmission time interval. When the current data transmission speed is greater than or equal to the second threshold value and the size of the created A-MSDU packet that achieves the packet size value occurs over a second predefined time, the packet size value is increased by the second preset value.
H04L 1/16 - Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
H04L 1/18 - Automatic repetition systems, e.g. Van Duuren systems
H04L 29/06 - Communication control; Communication processing characterised by a protocol
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