In some examples, an electronic device includes a first display device including a first sensor and a second display device including a second sensor and a controller to, in response to a detection of a user presence via the first sensor, cause the first display device to display a focus indicator, and in response to a detection of the user presence via the second sensor, cause the second display device to display the focus indicator.
An example non-transitory machine-readable medium includes instructions that, when executed by a processor, cause the processor to set a target frequency of a central processing unit (CPU), benchmark the CPU under a first load and a second load, wherein the first load is lighter than the second load, and determine a first operating frequency of the first load and second operating frequency of the second load. If the first operating frequency is lower than the target frequency by a margin and a CPU thermal condition had been met, then the first operating frequency and the second operating frequency are stored for continued operation of the CPU. Otherwise, the benchmark is repeated to redetermine the first operating frequency and the second operating frequency until the first operating frequency is lower than the target frequency by the margin and the CPU thermal condition is met.
A fluid ejection device may include a fluid passage opening fluidically connected to a chamber layer, the chamber layer including an ejection chamber. A floor of the ejection chamber may include a fluid actuator in an actuator layer adjacent the chamber layer. The fluid ejection device may include a nozzle orifice fluidically connected to the ejection chamber and a protrusion in the chamber layer extending from a shelf of the chamber layer adjacent the fluid passage opening into the fluid passage opening.
A dispenser device may include a fluid ejection device including an ejection chamber including a fluid actuator, a nozzle, a fluid inlet channel fluidically connected to the ejection chamber, the fluid inlet channel having an angle of expansion less than or equal to eighty degrees, and a mechanical actuator to impart an amount of vibrational energy within a predetermined range to the fluid ejection device.
A dispenser device may include a fluid ejection device including an ejection chamber including a fluid actuator, an ejection nozzle, a fluid inlet channel fluidically connected to the ejection chamber, the fluid inlet channel having an angle of expansion less than or equal to eighty degrees, and a regulator to direct a compressed gas transverse the ejection nozzle from a compressed gas source. A method can include providing fluid to the dispenser device, directing compressed gas transverse the ejection nozzle from a compressed gas source to cause the fluid to pass through the fluid inlet channel into the ejection chamber, and dispensing the fluid from the ejection chamber of the dispenser device.
In an example in accordance with the present disclosure, a computing device bridge is described. The computing device bridge includes a first communication port to establish a connection with a first computing device. The first computing device has a first operating system (OS). The computing device bridge also includes a second communication port to establish a connection with a second computing device. The second computing device has a second OS. The computing device bridge also includes a controller. The controller provides a direct point-to-point connection between the first computing device and the second computing device and shares a resource of the first computing device or the second computing device with the other of the first computing device and the second computing device.
The present disclosure describes multi-fluid kits for three-dimensional printing, materials kits for three-dimensional printing, and methods of making three-dimensional printed articles. In one example, a multi-fluid kit for three-dimensional printing can include a fusing agent and a pore-promoting agent. The fusing agent can include water and a radiation absorber. The radiation absorber can absorb radiation energy and convert the radiation energy to heat. The pore-promoting agent can include water and a water-soluble pore-promoting compound. The pore-promoting compound can chemically react at an elevated temperature to generate a gas.
C09D 11/38 - Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes
B29C 64/165 - Processes of additive manufacturing using a combination of solid and fluid materials, e.g. a powder selectively bound by a liquid binder, catalyst, inhibitor or energy absorber
B29K 77/00 - Use of polyamides, e.g. polyesteramides, as moulding material
C09D 11/107 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
In some examples, an electronic device includes an image sensor and a controller. The controller detects a user gesture within a first audiovisual signal received via the image sensor. The first audiovisual signal is an audiovisual signal of a first application. In response to a determination that the user gesture indicates a first region of the first audiovisual signal, the controller generates a second audiovisual signal having an interactive region. The interactive region has coordinates equivalent to coordinates of the first region of the first audiovisual signal. The controller causes display, transmission, or a combination thereof, of the second audiovisual signal in place of the first audiovisual signal. The second audiovisual signal includes the first audiovisual signal and shared content of a second application disposed within the interactive region.
A fluid ejection device may include an ejection chamber including a fluid actuator and an opening. The fluid ejection device may include a fluid inlet channel fluidically connected to the ejection chamber, the fluid inlet channel having an angle of expansion less than or equal to two to four times a difference between a right angle and a contact angle between a material of the fluid inlet channel and an aqueous fluid.
In an example implementation according to aspects of the present disclosure, a display monitor comprising a display panel, an embedded processor and a non-volatile memory. The non-volatile memory hosts instructions for the embedded processor to receive an enable signal corresponding to an onscreen display input and adjust an area of the display panel corresponding to a user selection.
H04N 21/431 - Generation of visual interfacesContent or additional data rendering
H04N 21/4728 - End-user interface for requesting content, additional data or servicesEnd-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification or for manipulating displayed content for selecting a ROI [Region Of Interest], e.g. for requesting a higher resolution version of a selected region
H04N 21/485 - End-user interface for client configuration
In an example, a computing device is described. The computing device comprises a component to perform a crypto-graphic operation and store an indication of a measured state of the computing device obtained during booting of the computing device. The computing device further comprises a processor to obtain a secret for use by the component, install an administration credential in a firmware of the computing device and transmit the secret to the component via the firmware.
G06F 21/62 - Protecting access to data via a platform, e.g. using keys or access control rules
G06F 21/57 - Certifying or maintaining trusted computer platforms, e.g. secure boots or power-downs, version controls, system software checks, secure updates or assessing vulnerabilities
G06F 21/72 - Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information in cryptographic circuits
A cell-isolating dispenser can include a fluid reservoir, a foyer, and a thermal ejector. The foyer can be fluidically coupled via a fluid outlet to the fluid reservoir. The foyer is configured to receive a cell-containing fluid from the fluid reservoir and has a wall that is optically transparent or a portion of a wall that is optically transparent. The thermal ejector is fluidically coupled to the foyer to receive the cell-containing fluid from the foyer and operable to thermally eject a droplet of the cell-containing fluid through a nozzle via a thermal actuator.
An example charging member (100) has a conductive support (101); a conductive elastic body layer (102, 202) on the conductive support, where the conductive elastic body layer is formed of a resin mixture, where the resin mixture comprises a recycled-rubber resin and a recycled filler; and a surface layer (103, 203) on the conductive elastic body layer, where the surface layer includes a binder resin (203a) and particles (203b, 203c) dispersed in the binder resin, the particles including acrylic resin particles having an average particle diameter of about 5 micrometer (µm) to about 33 µm, wherein the surface layer satisfies the condition of 3 µm ≤ waviness (Wt) ≤15 µm as determined by microscope-enhanced visual observation of the surface layer.
G03G 15/02 - Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitisingCorona discharge devices
15.
A POLYMERASE CHAIN REACTION (PCR) WELL INCLUDING A THERMAL CYCLING ZONE
A device includes at least one well to receive a polymerase chain reaction (PCR) mixture with the at least one well including dielectric first walls comprising a first thermal conductivity and a second wall. The second wall includes a first sheet to receive a signal causing generation of heat to form a thermal cycling zone within an interior of the at least one well in close thermal proximity to the second wall, with the first walls and the second wall defining the interior of the at least one well. A dielectric second sheet faces and is connected to the first sheet. A third sheet is connected to relative to the first sheet, with the third sheet comprising a second thermal conductivity substantially greater than the first thermal conductivity.
Eye tiredness of a wearer of a head-mountable display is determined by a processor. The distance from eyes of the wearer of the head-mountable display to a virtual image displayed by the head-mountable display is adjusted by the processor based on the eye tiredness of the wearer of the head-mountable display that has been determined.
An identifier of a printing device consumable item captured by a user device is received from the user device. A feature associated with the consumable item or an offer associated with the consumable item is identified. The feature or the offer is transmitted to the user device for display on the user device. Acceptance of the feature or the offer is received. In response to receiving the acceptance of the feature or the offer, the feature is turned on or the offer is fulfilled.
A cartridge unit detachable from a main body of an image forming device includes: a rotation member; a driven coupler arranged at one end portion of the rotation member in an axial direction of the rotation member; and a coil spring arranged to be expandable and compressible in the axial direction, a first end portion of the coil spring being fixed onto the driven coupler, and the coil spring being wound in a first direction from the first end portion toward a second end portion. When a rotational force is transmitted to the second end portion of the coil spring in the first direction or in a second direction opposite to the first direction, a portion of the transmitted rotational force is converted into a force that decreases or increases a diameter of the coil spring, and the first end portion of the coil spring presses the driven coupler in a direction perpendicular to the axial direction.
A three-dimensional (3D) topographical surface capture device includes a housing, light sources mounted around a perimeter of the housing, and an imaging subassembly including a polarization-state viewer and an image capture sensor mounted to a top end of the housing and directed inward into the housing. The device includes control circuitry to control the light sources and the imaging subassembly to capture two-dimensional (2D) topographical surface images of a sample at a bottom end of the housing, and to synthesize a 3D topographical surface image of the sample. The device includes a tray removably mounted to the bottom end to switchably configure the device between first and second modes. In the first mode, the tray is mounted to the bottom end and the sample is attached to the tray. In the second mode, the tray is removed and the bottom end is placed to abut the sample.
A device includes a well and a control portion. The well is to receive a polymerase chain reaction (PCR) mixture within an interior partially defined by a first wall, which comprise a heating first sheet. The control portion is to determine a first temperature of a first portion of the first sheet exposed to the interior, based on monitoring a resistance of the first sheet and based on a correction model, the correction model representing a thermal behavior of at least one structure which further defines the well and which is in thermal relation with at least a second portion the first sheet. The control portion is also, based on the determined first temperature, to apply a first electrical signal to the heating first sheet to heat the PCR mixture, at a selectable temperature, within a thermal cycling zone within the interior in close thermal proximity to the first wall.
In an example, a computing device includes a voltage regulator having a voltage regulator controller, a first power stage circuit, and a second power stage circuit. When a control signal indicates that the voltage regulator is to operate in a single-phase mode, the first power stage circuit supplies a first current to a hardware processor and the second power stage circuit does not supply a second current to the hardware processor, where a maximum output current of the first power stage circuit is lower than a maximum output current of the second power stage circuit. When the control signal indicates that the voltage regulator is to operate in a multi-phase mode, the first power stage circuit supplies the first current and the second power stage circuit supplies the second current to the hardware processor.
H02M 3/158 - Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
H02M 1/088 - Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters for the simultaneous control of series or parallel connected semiconductor devices
In example implementations, a method is disclosed. The method includes dispensing a layer of an optically clear build material, dispensing a fusing agent onto a first portion of the layer of the optically clear build material, dispensing an invisible fluorescence compound on a second portion of the layer of the optically clear build material, and applying ultraviolet (UV) light to the layer to fuse the first portion and the second portion of the optically clear build material that received the fusing agent and the invisible fluorescence compound. The invisible fluorescence compound is to print an embedded feature in the layer that is invisible under a first light and visible under a second light.
B29C 64/165 - Processes of additive manufacturing using a combination of solid and fluid materials, e.g. a powder selectively bound by a liquid binder, catalyst, inhibitor or energy absorber
B29C 64/255 - Enclosures for the building material, e.g. powder containers
A composition for coating a three-dimensional printed article includes at least one non-polymeric, polyhalogenated organic compound, at least one surfactant, and at least one solvent, and optionally includes at least one film forming polymer at a concentration of up to about 10 wt. % of the composition. A method of making a flame-resistant coated article includes coating the article with the liquid flame retardant composition.
C09D 4/06 - Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups
B29C 64/165 - Processes of additive manufacturing using a combination of solid and fluid materials, e.g. a powder selectively bound by a liquid binder, catalyst, inhibitor or energy absorber
In one example in accordance with the present disclosure, an additive manufacturing system is described. The additive manufacturing system includes a build material deposition device to deposit a layer of a powder build material. The additive manufacturing system includes a fusing agent deposition device to deposit a fusing agent on a first portion of the layer that is to form a 3D object and a fusing energy source to deliver energy absorbed by the fusing agent to heat the first portion to a melting temperature of the powder build material. The additive manufacturing system also includes a warming energy source to deliver energy absorbed by a second portion of the layer to a temperature below the melting temperature. In this example, the second portion includes a warming agent and the fusing energy source and the warming energy source have different emission spectra.
B29C 64/282 - Arrangements for irradiation using multiple radiation means, e.g. micromirrors or multiple light-emitting diodes [LED] of the same type, e.g. using different energy levels
B29C 64/165 - Processes of additive manufacturing using a combination of solid and fluid materials, e.g. a powder selectively bound by a liquid binder, catalyst, inhibitor or energy absorber
B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
In some examples, a display device includes a controller to receive an image from an image sensor, determine a user is visually impaired utilizing the image, and, in response to determining that the user is visually impaired, adjust a size of a graphical user interface (GUI) for adjusting settings of the display device.
In an example, a method is described. The method comprises receiving an indication of a change to a computing system useable in a computing network. The method further comprises establishing whether a rule system is affected by the change. In response to establishing that the rule system is affected by the change, the method causes the rule system to be modified to account for the change.
An example computing device accesses a resource allocation network service utilizing a wireless network connection in accordance with embedded SIM (eSIM) functionality to identify and reserve computing resources. The computing device transmits a request to the resource allocation server that includes computing device profile information stored in the eSIM. The resource allocation network service processes the requests and receives additional profile information from the identified physical computing resource. The resource allocation network service then establishes a reservation and generates allocation information that includes credential information and is sent to the requesting computing device and the physical computing resource. When the computing device attempts to access the computing resource (e.g., the workstation), the physical computing resource authenticates the computing device based allocation information transmitted by the computing device.
An integrated circuit may include a first contact to receive first address bits from a host controller and a second contact to transmit second address bits to a fluid ejection device, the second address bits based on the first address bits.
B41J 2/045 - Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
34.
INTEGRATED CIRCUT FOR REDIRECTING SIGNALS TO A FLUID EJECTION DEVICE
An integrated circuit may include a host-side contact array, a device-side contact array, and control logic to receive, at the host-side contact array, a first data packet corresponding to a request to read a first memory bit on a fluid ejection device, transmit, from the device-side contact array, a second data packet corresponding to a request to read a second memory bit on the fluid ejection device, receive, at the device-side contact array, a read response corresponding to a state of the second memory bit, and transmit, from the host-side contact array, the read response.
B41J 2/045 - Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
35.
INTEGRATED CIRCUIT FOR IDENTIFYING ADDRESS BITS FOR A D EJECTION DEVICE
An integrated circuit may include a first contact to receive a first data packet from a host controller, the first data packet including address bits and random data, a second contact to transmit a second data packet to a fluid ejection device, and control logic to generate the second data packet including second address bits based on the first address bits.
B41J 2/045 - Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
A fluid cartridge includes a fluid ejection device coupled to a cartridge body, a thin interconnect circuit coupled at a first end to the fluid ejection device and coupled at a second end to an outer surface of the cartridge body, and a retention member extending over a portion of the thin interconnect circuit to retain the thin interconnect circuit against the outer surface.
An integrated circuit may include a host-side data contact to receive a first address data packet from a host controller, a device-side data contact to transmit a second address packet to a fluid ejection device, and control logic to modify the first address data packet based on an address offset to generate the second packet.
B41J 2/045 - Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
38.
PARTICIPANT REIDENTIFICATION IN MULTI-CAMERA VIDEOCONFERENCING INCLUDING CENTRAL CAMERA
A system, method, and media are provided for identifying participants in a location using a front camera and a central camera. The method includes capturing images of the location using the cameras and applying a machine learning subject detector model to the images to identify coordinates and extract embeddings for each participant detected in the images. The method also includes determining a centroid of the coordinates for each participant detected in the images, applying, in each image, identification labels to each participant, and identifying a first participant in a first image captured by the front camera as a primary anchor. The method further includes measuring distances between the embeddings in the images to match the primary anchor to a secondary anchor detected in a second image captured by the central camera, and aligning the identification labels associated with each participant across each of the images based on the match.
G06V 10/764 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using classification, e.g. of video objects
G06V 40/16 - Human faces, e.g. facial parts, sketches or expressions
Example implementations relate to transmitting print substance. In some examples, a transmission system to transmit print substance to a fluid ejection device can comprise a feeder tank, a fluid ejection device, a fluid conduit fluidically connected to the feeder tank and the fluid ejection device, a suction device, a spring, and an activation device, where while the activation device is in a first position, the activation device is to bias the suction device to a compressed position and while the activation device is in a second position, the spring is to activate the suction device by causing the suction device to expand from the compressed position to an expanded position to remove air from the fluid conduit and draw print substance from the feeder tank to the fluid ejection device through the fluid path.
A fluid ejection device includes a fluid ejection die comprising a fluid feed hole, a fluid distribution body including a fluid distribution channel to deliver fluid to the fluid feed hole, a dielectric coating over the fluid feed hole, and a metallic coating over the fluid distribution channel and the dielectric coating.
A logic board includes topmost and bottommost layers, a primary trace layer, and first and second secondary trace layer respectively above and below the primary trace. The logic board includes a conductive via extending from the topmost or bottommost layer to the primary trace layer. The logic board includes a backdrilled hole concentric with the conductive via, from the bottommost layer at least to the second secondary trace layer and not reaching the primary trace layer, or from the topmost layer at least to the first secondary trace layer and not reaching the primary trace layer. The logic board includes a primary conductive trace within the primary trace layer and extending from the conductive via. The logic board includes first and second secondary conductive traces respectively within the first and second secondary trace layers and extending from the conductive via.
A host device acting as a wireless hotspot can suffer poor network performance when many client devices are connected simultaneously, particularly devices with a poor connection speed. To improve network performance, the host device can identify a client device with the worst network connectivity based on wireless signal strength, a peer-to-peer (P2P) packet drop rate, and a P2P ping response time, and instruct the client device to scan the other client devices to identify the best candidate to serve as a new host device for the client device. The hotspot functionality can then be offloaded to the new host device with respect to the client device, thereby reducing the number of client devices connected directly to the main host device and improving the network performance of the client device.
An image may be printed using CMYK color separation data having adjusted CMY plane values and a depleted K plane value. A depleted K plane value may be based on a tone model having a defined tone region. K plane depletion may be applied to tristimulus values corresponding to the defined tone region.
According to an example, a method (500) comprises receiving (510) image data including instructions for printing an image and generating (520) color separation data based on the image data. The color separation data maps the image data to a nonuniform printing fluid thickness on a photoconductive element (110). The method further comprises printing (530) the image in accordance with the color separation data.
An integrated circuit may provide responses to incremental programming of a non-volatile memory bit characteristic of responses provided by the non-volatile memory bit. The integrated circuit may store a programming level of the non-volatile memory bit based on repeated write requests directed to the non-volatile memory bit and provide responses to repeated read requests directed to the non-volatile memory bit.
An integrated circuit may include a contact array to contact a host circuit, and control logic to, in response to a first memory access sequence to access a first memory bit, provide a first signal having a first value corresponding to the first memory bit, in response to a second memory access sequence to access a second memory bit, provide a second signal having a second value corresponding to the second memory bit, in response to a third memory access sequence to access a combination of the first and second memory bits, provide a third signal having a third value, corresponding to the combination of the first and second memory bits, wherein a memory of the integrated circuit stores the first, second and third values separately.
A cushion (104, 204, 304, 404, 504) for packaging a product includes an accommodation portion (106, 206, 306, 406, 506) shaped to receive a product, a cushion portion (107, 207, 307, 407, 507) adjacent to the accommodation portion to absorb impact, the cushion portion shaped to form an enclosure to store waste toner, and a connector to couple the cushion portion to a waste toner outlet (116, 122) of an image-forming apparatus (10).
Display devices and methods are provided for individual port switching. A display device can include a matrix hub selectively mapping each of multiple downstream ports to a respective upstream port of multiple upstream ports. The display device further includes an electronic processor coupled to the matrix hub. The electronic processor is to detect multiple host devices on the multiple upstream ports, detect a downstream device on a first downstream port of the multiple downstream ports, receive a first user input to select a first host device of the multiple host devices for the downstream device, and control a matrix hub, in response to the first user input, to communicatively couple the first host device on a first upstream port of the multiple upstream ports to the downstream device on the first downstream port.
In some examples, an electronic device includes a lid section, abase section coupled to the lid section via a hinge section, the base section and the lid section having substantially parallel edges when in a closed position, and an antenna section including a first surface coupled to the lid section and a second surface coupled to the first surface via a pivot and to the base section. In response to a rotation of the hinge section, the pivot is to rotate between a first orientation when the base section and the lid section are in the closed position and a second orientation when the base section and the lid section are in an opened position.
Examples herein involve amplification and detection of nucleic acids using a microfluidic reaction chamber. An example apparatus includes a reaction-chamber circuit to process a reagent and a biologic sample for amplification of nucleic acids. The apparatus further includes a plurality of capillaries to pass the reagent and the biologic sample through the microfluidic reaction chamber. A valve control system may selectively control each of a plurality of valves to cause the reagent and the biologic sample to selectively move through the microfluidic reaction chamber for the amplification of the nucleic acids according to a particular timing sequence. In various examples, a trapping region disposed in the microfluidic reaction chamber secures the nucleic acids in the microfluidic reaction chamber for amplification using the reaction-chamber circuit.
An example device may include an image forming device, comprising a humidity indicator, a scanner to optically scan the humidity indicator, a processor, and a non-transitory computer readable medium storing computer-executable instructions that when executed by the processor cause the processor to instruct the scanner to initiate an optical scan of the humidity indicator, determine a humidity level based on the optical scan of the humidity indicator, and instruct the image forming device to adapt a behavior characteristic of the image forming device responsive of the humidity level.
G01N 27/12 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluidInvestigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon reaction with a fluid
H04N 1/00 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmissionDetails thereof
A device, system, and method is provided for using an inclusion zone for a videoconference. The method includes capturing an image of a location, applying a subject detector model to the image to identify room coordinates for each subject detected in the image, and defining an inclusion zone for the location. The inclusion zone is based on a top-down view of the location. The method further includes determining if the room coordinates for each subject are within the inclusion zone, filtering data associated with subjects that are determined to be not within the inclusion zone, and processing data associated with subjects that are determined to be within the inclusion zone.
The present disclosure provides an air duct structure to receive a processing component. The air duct structure includes an air inlet opening, an air outlet opening, a plurality of side walls, and a support surface. The air inlet opening is in direct fluid communication with an air inlet of the computer chassis. The air outlet opening is in direct fluid communication with an air inlet of a processing component. The plurality of side walls at least partially define a channel extending between the air inlet opening and the air outlet opening. The support surface receives the processing component on the air duct structure relative to the computer chassis. The processing component includes an air exhaust to diffuse air, and the plurality of side walls at least partially fluidly isolate the air inlet opening from an air diffused from the air exhaust.
A structure includes a plate layer formed of a first material and a plurality of heatsink structures vertically extending from the plate layer. Each of the plurality of heatsink structures includes a bottom structure disposed on the plate layer and formed of the first material, a buried structure disposed on the bottom structure and formed of a second material, and a top structure disposed on the buried structure and formed of the first material. A plurality of microchannels are formed between the plurality of heatsink structures.
A computing device is electronically connectable to a peripheral device. The computing device may convert an image into a lighting control map and output the lighting control map to the peripheral device. The peripheral device controls lights on the peripheral device in a manner that causes the lights to illuminate in accordance with the lighting control map.
A method of cleaning a fluid ejection die including a first nozzle to expel fluid and a first strain gauge to detect strain on the fluid ejection die includes detecting a change in strain on the fluid ejection die proximate the first strain gauge, determining, based on the detected change in strain proximate the first strain gauge, a first time interval in which the nozzle should expel fluid, and causing fluid to be ejected from the first nozzle during the determined first time interval.
In some examples, a fluid flow meter for a conduit to carry a fluid, includes a first voltage connection point, a second voltage connection point, and a heater. The fluid flow meter includes a plurality of resistive sensors comprising a first resistive sensor on a first side of the heater and a second resistive sensor on a second side of the heater, wherein the first resistive sensor and the second resistive sensor are connected in series between the first voltage connection point and the second voltage connection point, wherein a sense connection point between the first resistive sensor and the second resistive sensor is to output a sense voltage that provides an indication of a fluid flow in the conduit.
A toner refill device includes a refill toner storage portion to store toner, and a toner discharge portion to protrude from a side wall of the refill toner storage portion and form a toner discharge passage. The toner refill device is mountable on a main body of an image forming apparatus to refill the toner in a toner containing portion of a cartridge mounted on the main body and is removable from the main body after toner refilling is completed.
Provided is a method of driving an image forming apparatus including detecting mounting of a waste toner collection container on the image forming apparatus such that a waste toner discharge interface is connected to a waste toner inflow portion of the waste toner collection container, collecting waste toner from a waste toner containing portion into a waste toner storage portion of the waste toner collection container, and detecting removal of the waste toner collection container from the image forming apparatus after the collecting of the waste toner is completed.
Provided is a waste toner collection container including a waste toner storage portion to store waste toner, and a waste toner inflow portion provided on a side wall of the waste toner storage portion to form an inflow passage of the waste toner into the waste toner storage portion. The waste toner inflow portion is detachably connected to a waste toner discharge interface of a waste toner containing portion provided in an image forming apparatus, and collects waste toner from the waste toner containing portion into the waste toner storage portion.
An example image forming apparatus includes a detection device to detect loading of paper output from the image forming apparatus, a user interface device, a processor, and a memory to store instructions executable by the processor. The processor is to, by executing the instructions, detect a folded state or an unfolded state of the detection device, display state information indicating a state of the detection device on the user interface device, and control an operation of an image forming job based on the state information of the detection device and mounting information of an output option device.
An example image forming apparatus includes a scan unit to output digital image data of a scanned document, a user interface unit to receive an input of a first destination and a second destination for sending the scanned document, a processor to generate a first file having a first size based on the digital image data, and to generate a second file having a second size, the second size being smaller than the first size, based on the digital image data, a storage unit to store the first file and the second file, and a communication unit to transmit the first file to the first destination and the second file to the second destination.
A first authorization code on a consumable item for a printing device is optically scanned. A second authorization code on the consumable item is electrically read by the printing device upon the insertion of the consumable item into the printing device. In response to determining that the first and second authorization codes match, the printing device is authorized to use the consumable item for printing.
An example display for a computing device includes: a display layer; a dynamic liquid crystal antenna formed substantially parallel to the display layer, the dynamic liquid crystal antenna comprising: a liquid crystal layer; a pixelated driving electrode to selectively activate pixels of the liquid crystal layer to form an antenna structure; and a common electrode extending between the liquid crystal layer and the display layer to isolate the liquid crystal layer from the display layer.
H04B 7/04 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
H01Q 1/22 - SupportsMounting means by structural association with other equipment or articles
H01Q 1/52 - Means for reducing coupling between antennas Means for reducing coupling between an antenna and another structure
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
A PCR system is described. The PCR system comprises a microfluidic cartridge having a thermocycling chamber, wherein a floor of the thermocycling chamber is substantially planar and is provided with a heater; a cooling module configured to engage with and be in thermal contact with a surface of the microfluidic cartridge; and an optical sensor configured to obtain optical signals from the thermocycling chamber. A method of performing PCR is also described.
An example image forming apparatus includes a scanner, a communication unit, a user interface unit, a processor, and a memory to store instructions executable by the processor. The processor is to execute the instructions to obtain information about a plurality of destinations through the user interface unit, generate a scanned document by scanning a document using the scanner, obtain security level information of the scanned document based on security setting information used to detect a security level, generate security documents respectively corresponding to security levels of the plurality of destinations from the scanned document based on the security level information of the scanned document and security level information of the plurality of destinations, and transmit, through the communication unit, the security documents respectively corresponding to the security levels of the plurality of destinations to the plurality of destinations, respectively.
A process cartridge includes a photoconductive unit, a developing unit coupled to the photoconductive unit and pivotable to a development position and a release position, and an elastic member to bias the development unit toward the development position. A nip control member is switchable to a nip separation position at which the developing unit is maintained at the release position and to a nip formation position that allows the developing unit to pivot to the development position. A switching member switches the nip control member from the nip separation position to the nip formation position when a developing roller of the developing unit is rotated in an image forming direction. Transmission of rotation power between the switching member and the developing roller is blocked or reduced by a rotation power control member when the nip control member is switched from the nip formation position to the nip separation position.
Examples of the disclosure provide a device, system, and method for identifying participants in a location using a plurality of cameras. The method includes capturing images of the location using a primary camera and a secondary camera, applying a machine learning human head detector model to the images to detect human heads in the images and identify coordinates for each human head detected in the images, and determining a centroid of the coordinates for each human head detected in the images and a centroid angle for each human head detected in the images relative to the centroid. The method further includes ranking identification labels for each human head based on the centroid angle for each human head detected in the images, identifying a reference human head in a primary image captured by the primary camera, and aligning the identification labels across each of the images to reidentify each human head.
In some examples, the disclosure describes a device that includes a flag, a transfer device to transfer rotational motion of the flag to linear motion of a moveable indicator, and a scanner device to capture an image of a current location of the moveable indicator on a scanner surface.
In one example in accordance with the present disclosure, a fluid ejection device component is described. The example fluid ejection device component includes a fluidic structure (100) with at least one channel to deliver fluid to a fluid ejection die and at least one via for passing electrical routing.
The present disclosure provides a portable electronic device including a frame body supporting electronic components and a stand mechanism. The stand mechanism includes a foot, and an activator. The foot includes a foot support and a foot shaft including a foot guide path. The activator includes an engaging element, and the engaging element is received by the foot guide path. A portion of the foot guide path extends at an angle relative to a longitudinal axis of the foot shaft. When the activator engages a surface, the engaging element of the activator moves along the portion of the foot guide path at the angle relative to the longitudinal axis of the foot shaft causing the foot support to rotate from a stored position to a deployed position.
In one example in accordance with the present disclosure, a fluidic structure to extend between a print fluid reservoir and a fluid ejection device is described. The structure includes a plenum with a first opening to interface with, and receive print fluid from, the reservoir. The structure also includes at least one longitudinal groove extending longitudinally between the first opening and a second opening. The structure also includes a headland surrounding the second opening. The headland is to receive the fluid ejection device for delivering print fluid to the fluid ejection device through the second opening.
In an example, a surface marking robot may print a line to a surface. Images of the printed line may be captured. The captured image may be analyzed to calculate a parameter of the printed line. In response to determining a parameter of the printed line is not within limits, print settings may be modified. In one example, captured image may be analyzed to assess the health of the surface marking robot.
A device may receive a first user interaction signal in response to a first user interaction with a first user interaction element. In response to the first user interaction signal, the device may provide a first instruction to the computing system to perform a first action with respect to the first indicator, wherein the first indicator is active. The device may receive a switch control signal in response to a second user interaction with a switch control element. The device may set the first indicator as the inactive indicator and the second indicator as the active indicator. The device may receive a second user interaction signal in response to a third user interaction with the first user interaction element and use the second controller to provide a second instruction to the computing system to perform a second action with respect to the second indicator.
G06F 3/04812 - Interaction techniques based on cursor appearance or behaviour, e.g. being affected by the presence of displayed objects
G06F 3/02 - Input arrangements using manually operated switches, e.g. using keyboards or dials
G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
G06F 3/0487 - Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
A PCR kit-of-parts is described. The kit-of-parts comprises a first oligonucleotide bound to a bead by a cleavable linker; a second oligonucleotide bound to a bead by a cleavable linker; and an enzyme bound to a bead by a cleavable linker; wherein the first and second oligonucleotide form an oligonucleotide pair complementary to a nucleic acid of interest and the enzyme is capable of extending nucleic acid strands; and each cleavable linker is independently selected from a photocleavable linker and a thermally cleavable linker. Also described is a method of performing PCR and a PCR system.
An example apparatus may include a hub and a control unit. The hub may include a first input/output (I/O) connection, a second I/O connection, and a third I/O connection. The first I/O connection may connect to a peripheral device of a video conferencing system, the second I/O connection may connect to a first conferencing application, and the third I/O connection may connect to a second conferencing application via a video conferencing controller connected to the third I/O connection. The control unit may reconfigure the hub to change a connection of the peripheral device from the first conferencing application to the second conferencing application. The control unit may reconfigure the hub based on a location of a computing, wherein the second conferencing application is executed on the computing device.
Provided is an intermediate transfer belt assembly. A cleaning blade is to remove waste toner from a surface of an intermediate transfer belt. A first waste toner accommodation unit is to accommodate waste toner falling from the cleaning blade to a first side opposite to the intermediate transfer belt. A second waste toner accommodation unit is to accommodate waste toner falling from the cleaning blade to a second side opposite to the first side. A shutter is switchable between an open position to open a waste toner inlet of the second waste toner accommodation unit and a closed position to close the waste toner inlet.
G03G 15/08 - Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
G03G 15/16 - Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern
G03G 21/00 - Arrangements not provided for by groups , e.g. cleaning, elimination of residual charge
In example implementations, a fluidic die is provided. The fluidic die includes a silicon sliver with a plurality of nozzles to eject a printing fluid. A conductive path is deposited along a length of the silicon sliver on opposite sides of the silicon sliver. The conductive path and a portion of the silicon sliver are encapsulated by an epoxy molding compound.
In an example implementation according to aspects of the present disclosure, a device, method, and storage medium. The device receives an image and identifies a computing device in the image. The device retrieves a reference diagram of the computing device and overlays a icon over a portion of the computing device in the image corresponding to a location of a near-field communication antenna.
H04W 4/80 - Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
An example wireless networking device (e.g., Access point) dynamically managing preamble puncturing for OFDM-based communications. The wireless networking device determines first criteria of a signal quality and further determines to allow preamble puncturing, wherein the signal quality of the determines the occupancy of a subchannel. Based on the determination to preamble puncture, apply dynamically, preamble puncturing to an adjacent subchannel. The wireless networking device further monitors the subchannel signal quality and determines based on a second criteria, an amount of bandwidth useable from an adjacent bandwidth. The wireless networking device, based on the second criteria, dynamically allocate bandwidth from the adjacent subchannel.
In some examples, a computer receives an image of a head-mounted user device that is separate from the computer, the head-mounted user device including a display device. The computer determines, based on the image of the head-mounted user device, a position of the head-mounted user device, and based on the determined position of the head-mounted user device, adjusts display content in the display device of the head-mounted user device.
Examples relate to systems and methods for tracking a marking device, and for determining a set of locations for a measurement station. A method comprises receiving site layout information including information of a plurality of marking targets, defining potential optical obstructions, and determining a station placement list from a plurality of potential station placement locations.
In one example in accordance with the present disclosure, a fluid ejection device assembly is described. The fluid ejection device assembly includes a monolithically molded fluidic structure to extend between a separately molded body comprising a print fluid reservoir and a fluid ejection device. The fluidic structure includes a plenum to receive a print fluid from the body at a fluidic interface.
An example non-transitory machine-readable storage medium includes instructions executable by a processing resource of an electronic device. The instructions cause the electronic device to determine that a power adapter attached to a power port of a computing device has an adapter power rating that is less than a nominal power rating of the computing device, determine a workload power demand of the computing device, and select a power source for the computing device based on the workload power demand, wherein the power source is selected from the power adapter or a battery of the computing device.
An example non-transitory computer readable storage medium has stored therein a computer program that, based on execution by a computer, causes the computer to perform operations including generating first image data by scanning a document including a first page and a second page, providing a first scan option applicable to the first page along with first page size information corresponding to the first scan option and a second scan option applicable to the second page along with second page size information corresponding to the second scan option, and generating second image data by performing image processing based on the first scan option and the second scan option being respectively selected for the first page and the second page.
In an example implementation according to aspects of the present disclosure, a system comprises a display device, a gaze tracking device, and processor operatively coupled with a computer readable storage medium and instructions stored on the computer readable storage medium that, when executed by the processor, direct the processor to display, by the display device, a pattern of images to a user; capture, by the gaze tracking device, involuntary eye movements of the user viewing the pattern of images on the display device; and authenticate the user based on the involuntary eye movements of the user matching a stored user preference information.
That content on a last page of a print job having multiple pages satisfies a residue threshold is detected. In response to detecting that the content on the last page satisfies the residue threshold, the print job is modified to have one fewer page. A printing device is caused to print the modified print job.
A video is divided into video segments, and each video segment is divided into one or more video sub-segments. A theme of each video segment is identified using machine learning. Theme blocks for the video are generated such that each theme block corresponds to one or more of the video sub-segments having a common theme.
An example apparatus may include a hardware component, a memory, and a processor. The processor may retrieve a firmware for the hardware component subsequent to the firmware being loaded on the hardware component. The processor may determine that a firmware signature associated with the firmware is stored in the memory. In some examples, in response to a determination that the firmware signature associated with the firmware is stored in the memory, the processor may initiate authentication of the firmware.
G06F 21/57 - Certifying or maintaining trusted computer platforms, e.g. secure boots or power-downs, version controls, system software checks, secure updates or assessing vulnerabilities
G06F 21/64 - Protecting data integrity, e.g. using checksums, certificates or signatures
A radio frequency (RF) tamper detector of an electronic device can offer improved chassis intrusion monitoring to protect the device from software and hardware-based tampering. The tamper detector can monitor RF noise levels in a first frequency band and in a second frequency band to calculate an RF noise level moving average for each frequency band. If the moving averages in both frequency bands exceed a RF noise threshold, the tamper detector can set a cover removal flag to indicate that a cover of the device housing has been removed. The tamper detector can cause the electronic device to lock or disable a system BIOS when cover removal is detected. Additionally, the electronic device can notify remote monitoring systems (e.g., operated by an IT administrator or warranty support center) to receive additional instructions to secure the device.
A flexible structure comprising a plurality of interlinked beams (102), wherein the beams (102) are curved and interlinked to define a plurality of concave rhombus forms (104) and wherein each rhombus form (104) is linked to at least two other rhombus forms (104).
B29C 64/00 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
B29C 64/386 - Data acquisition or data processing for additive manufacturing
B33Y 50/00 - Data acquisition or data processing for additive manufacturing
B33Y 80/00 - Products made by additive manufacturing
In some examples, the disclosure describes a device that includes a print engine to generate an image on a first print medium during a print process, an inline scanning device to scan the image during the print process, and a processor to: identify a defect on the image based on the scanned image, select a test pattern based on a type of the identified defect, and control the print engine to generate the selected test pattern on a second print medium.
An example computing device comprises a memory to store control instructions, and a processor to: perform a first authentication of the control instructions using a first key; and in response to receipt of a command to enable a second authentication of the control instructions, add a second key to a one-time programmable portion of the memory, wherein the command is signed using the first key, the second key to perform a second authentication of the control instructions with the first key to perform the first authentication of the control instructions.
G06F 21/57 - Certifying or maintaining trusted computer platforms, e.g. secure boots or power-downs, version controls, system software checks, secure updates or assessing vulnerabilities
96.
CARTRIDGE WITH MULTIPLE CONTAINERS FOR AN IMAGE RECORDING APPARATUS
An image forming apparatus includes a print engine and a cartridge including a first container to supply printing material to the print engine, a second container to supply printing material to the first container, a sensor to detect an amount of printing material in the first container, and a gate to move between a closed position and an open position. In the closed position, the gate is to prevent the printing material in the second container from moving into the first container. In the open position, the gate allows a portion of the printing material in the second container to move into the first container. The image forming apparatus includes a memory to store data and a processor to receive information about the amount of printing material in the first container from the sensor, authenticate the cartridge based on the data, and control the gate based on the authentication.
A fluid-ejection printhead includes a sparse array of fluid-ejection nozzles through which fluid is ejected onto dot rows parallel to a scan axis of the fluidejection printhead. The fluid is ejected by more than one fluid-ejection nozzle of the sparse array onto each dot row. The fluid-ejection printhead includes fluidejection element. Each element can correspond to a pair of the fluid-ejection nozzles through which the fluid is ejected onto a same dot row and include a corresponding pair of fluid-ejection actuators. Each element can instead correspond to one of the fluid-ejection nozzles and include one fluid-ejection actuator.
