A movable structure 1 comprises: a structure body 2 floatable on a water surface WS; a fan 6 provided on the structure body 2 and capable of generating an airstream directed outwardly from the structure body 2 in a width direction of the structure body 2; and a guide surface 72a provided on the structure body 2 and configured to guide the airstream generated by the fan 6. The guide surface 72a is disposed at a position offset from a center point CP of the structure body 2 in the width direction, and configured to change a traveling direction of the airstream generated by the fan 6 to increase an upward directivity of the airstream.
B63H 7/02 - Propulsion directly actuated on air using propellers
B63H 25/42 - Steering or dynamic anchoring by propulsive elementsSteering or dynamic anchoring by propellers used therefor onlySteering or dynamic anchoring by rudders carrying propellers
A mobile body 1 comprises: a main body 2 that can float on a water surface WS; a fan 6 which is provided to the main body 2 and which can generate an airflow directed outward from the main body 2 in the lateral direction of the main body 2; and a guide surface 72a which is provided to the main body 2 and which receives a reaction force by guiding the airflow generated by the fan 6. The guide surface 72a is disposed at a position offset from a center point CP of the body 2 in the lateral direction and is configured to change the direction of travel of the airflow generated by the fan 6 so as to increase the upward directivity of the airflow.
This in-pipe traveling vehicle 1 comprises: a main body 2; a traveling device 3 that is provided to the main body 2 and moves the main body 2; and a detection device 5 that is provided at one end of the main body 2 in the longitudinal direction of the main body 2 and detects that the in-pipe traveling vehicle 1 comes into contact with an obstacle inside a sewer pipe P. The detection device 5 has: an upper bumper member 61 and a lower bumper member 65 that are displaced by coming into contact with the obstacle; and an upper switch 71 and a lower switch 72 that are pressed by the displaced upper bumper member 61 and lower bumper member 65. The upper bumper member 61 and the lower bumper member 65 are displaced by rotating about an axis 57a.
The present invention provides an in-pipe traveling vehicle capable of smoothly traveling inside a pipe by using a magnetic force. An in-pipe traveling vehicle 1 comprises a front body casing 2f and a rear body casing 2r, axles 3f and 3r extending in a width direction of the front body casing 2f and the rear body casing 2r, respectively, wheels 4f and 4r provided at both ends of the axles 3f and 3r, respectively, and magnets 52 that generate a magnetic field to exert an attractive force between the magnets 52 and the pipe. The magnets 52 are pivotable about axes extending in parallel to the axles 3f and 3r, respectively.
Provided is an unmanned aircraft which is capable of stably taking off. In one example, the unmanned aircraft has an aircraft body which includes an information acquisition device, a plurality of rotary wings, and a protective member disposed around the rotary wings. Each of the rotary wings has a rotation axis which is tilted with respect to a vertical direction by a given angle, such that the rotary wings generate a forward thrust force. The aircraft body has a lower edge which includes a middle lower edge and a forward lower edge, wherein the protective member has a lower edge including the forward lower edge. The forward lower edge is located above the middle lower edge, and the forward lower edge has a rear end located backward of a rear end of the rotary wing.
A system, a device, a method, a program, and a recording medium with the program recorded thereon, which enable transmitted videos to be reproduced in real time without delay and the reproducibility of videos to be improved are provided. In addition, a system, a device, a method, a program, and a recording medium with the program recorded thereon, which allow states including a degraded communication state to be recognized in a real time manner without delay. A video communication method includes dividing each of a plurality of still image frames of a video including the plurality of still image frames into a plurality of blocks, encoding the plurality of blocks individually on a per block basis, and transmitting an encoded block obtained by encoding a block of the plurality of blocks by a connectionless communication scheme, and reconstructing, for each of the plurality of still image frames, a still image frame by allocating, at a corresponding position, a decoded block generated by decoding the encoded block of one said still image frame, the encoded block being received in an encoded block reception period corresponding to the one still image frame, in which the encoded block reception period is a period from a current frame start time to a time at which a certain time has elapsed, the certain time being obtained by adding a margin time to an expected time for receiving all encoded blocks of one frame.
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
Provided is an unmanned aircraft that is capable of taking off stably. The fuselage 11 of the unmanned aircraft 1 has an information acquisition device 6, rotor blades 51-54, and a protective member 8 disposed around the rotor blades 51-54. The axes of rotation of the rotor blades 51-54 are arranged inclined by an angle θ1 from the vertical direction so that the rotor blades 51-54 generate forward thrust. The lower edge 11a of the fuselage 11 has a central lower edge 91a and a front lower edge 85f, and the lower edge of the protective member 8 has the front lower edge 85f. The front lower edge 85f is positioned above the central lower edge 91a, and the rear end 85fa of the front lower edge 85f is positioned further to the rear than the rear ends 51b, 52b of the rotor blades 51, 52 in the front-rear direction.
B64C 39/02 - Aircraft not otherwise provided for characterised by special use
9.
SEWAGE PIPE INTERIOR ABNORMALITY DIAGNOSIS ASSISTANCE SYSTEM, CLIENT MACHINE AND SERVER MACHINE FOR SEWAGE PIPE INTERIOR ABNORMALITY DIAGNOSIS ASSISTANCE SYSTEM, AND RELATED METHOD
This invention addresses the problem of providing: a system that is for assisting in the diagnosis of an abnormality in a sewage pipe using a moving image or still image obtained by photographing the inside of the sewage pipe, displays a system-side determination result, and accepts change content registration from a user, or the like; a client machine and server machine that can be used in the system; and a related method. Provided is a sewage pipe interior abnormality diagnosis assistance system that is for assisting in the diagnosis of an abnormality in a sewage pipe using a moving image or still image obtained by photographing the inside of the sewage pipe, the system comprising: a photographed image acquisition unit for acquiring a photographed image of the inside of a sewage pipe; a flattened image generation unit for generating a flattened image of the inside of the sewage pipe from the photographed image; an abnormal location determination unit for determining an abnormal location inside the sewage pipe from the flattened image; a determination result display unit for displaying, as a determination result, the location that has been determined to be abnormal by the abnormal location determination unit; and a change registration acceptance unit for accepting change content registration in relation to the determination result.
Provided are a device, a method, and a program for estimating a rainy weather water infiltration rate by using an estimation model trained by machine learning. Provided is a rainy weather water infiltration rate estimation device for estimating rainy weather water infiltration rates that correspond to the proportions of rainy weather water infiltration amounts with respect to rainfalls and that are defined for a plurality of divisional areas in a target region, the rainy weather water infiltration rate estimation device comprising: a variable data acquisition unit that acquires data of variables which are defined for the respective areas and which include functions of precipitations in the areas; and a rainy weather water infiltration rate estimation unit that estimates rainy weather water filtration rates for the respective areas, by using the data of variables for the areas acquired by the variable data acquisition unit and an estimation model which is for estimating a rainy weather water infiltration rate from a variable and which is obtained through machine learning by using, as training data, past data of variables and rainy weather water infiltration rates.
Provided are a system, a device, a method, and a program capable of reproducing a transmitted video image in real time without delay, and improving the reproducibility of a video image. Also provided is a recording medium with the program recorded therein. Further provided are a system, a device, a method, and a program with which it is possible to ascertain a status in real time, without delay, including a degradation of the communication status or the like. Also provided is a recording medium with the program recorded therein. This video image communication method includes: allocating, to a plurality of blocks, each still image frame of a video image comprising a plurality of still image frames, independently encoding each block of the plurality of blocks, and transmitting the encoded blocks by a connection-less communication method; and for each of the still image frames, reconstructing the still image frame by arranging, at a corresponding position, a decoded block generated by decoding the encoded block of the one still image frame, the encoded block having been received during an encoded block reception period corresponding to the one still image frame. The encoded block reception period is a period from the current frame start time until the passage of a time obtained by adding a margin time to an anticipated time for reception of all one-frame encoded blocks.
H04N 19/65 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience
H04N 19/88 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving rearrangement of data among different coding units, e.g. shuffling, interleaving, scrambling or permutation of pixel data or permutation of transform coefficient data among different blocks
The purpose of the present invention is to provide a moving object comprising a configuration suitable for miniaturization in a view from at least one direction, and to provide a method for using the same. Provided is a moving object comprising: two or more rotors positioned at the front side and at the rear side in the traveling direction; and a driving device that drives the two or more rotors and rotates at least two of the two or more rotors in mutually different directions.
H04N 23/57 - Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
F16L 55/18 - Appliances for use in repairing pipes
F17D 5/00 - Protection or supervision of installations
H04N 23/45 - Cameras or camera modules comprising electronic image sensorsControl thereof for generating image signals from two or more image sensors being of different type or operating in different modes, e.g. with a CMOS sensor for moving images in combination with a charge-coupled device [CCD] for still images
The present invention enables ascertainment or the like of measurement data without having to recover a sensor such as a water level indicator in spot measurements carried out inside an enclosed space. Provided is a measuring device comprising: a sensor which makes a measurement inside an enclosed space; a measurement value acquisition unit which repeatedly acquires a signal indicating a measurement value of the sensor; a storage unit which stores a measurement value obtained from a signal in association with clock time and which, through repeated storage operations, stores, as accumulation data, multiple measurement values in association with multiple clock times; a communication unit which transmits, by way of wireless communication, data representing a measurement value and a clock time from an antenna to the outside of the enclosed space; a control unit which controls the operations of the storage unit and the communication unit; and a power supply unit which supplies electric power to the control unit.
G01F 23/00 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
G01F 23/18 - Indicating, recording, or alarm devices actuated electrically
G08C 17/00 - Arrangements for transmitting signals characterised by the use of a wireless electrical link
The present disclosure relates to a device configuration, and a method for performing an imaging survey within a survey space using an unmanned aerial vehicle. An unmanned aerial vehicle with at least four rotating blades, and a control unit which controls the rotation of the at least four rotating blades. The unmanned aerial vehicle includes a survey camera in a position on a chassis of the unmanned aerial vehicle, between at least one rotating blade positioned on the side in the direction of travel, from among the at least four rotating blades, and at least one rotating blade positioned on the opposite side to the direction of travel, and wherein, when flying above a surface in which a liquid is at least partially present, the unmanned aerial vehicle flies while at least partially preventing scattered liquid from reaching above the chassis.
Provided are a device configuration, method, etc. for performing imaging investigation in an investigation space using an unmanned aerial vehicle. A system includes: a flight start platform; the vehicle which is connected to a line-type member and equipped with an investigation camera, a travel-direction imaging camera, and a vehicle-side communication unit; an external control device which is equipped with a display unit and an external control device-side communication unit, and which receives the travel-direction image data through the external control device-side communication unit, receives an input of control commands for the vehicle while having a video or still image obtained from the travel-direction image data displayed on the display unit, and transmits a signal indicating the control commands from the external control device-side communication unit; and an attraction device which is connected to the line-type member and attracts the vehicle.
Unmanned aerial vehicle, flight control mechanism for unmanned aerial vehicle, and method for using unmanned aerial vehicle and mechanism for unmanned aerial vehicle
The purpose of the present invention is to provide a flight control mechanism for controlling flight of an unmanned aerial vehicle by controlling collision between the vehicle and a boundary surface, an unmanned aerial vehicle equipped with the mechanism, and a method for using the mechanism and the vehicle. Provided is a flight control mechanism for an unmanned aerial vehicle including: a first initial collision member; a second initial collision member; and a holding member that holds the first and second initial collision members with a space therebetween above the body of the unmanned aerial vehicle, is tiltable with respect to the vehicle body by rotating about a predetermined position inside or above the vehicle body toward the side of the vehicle body, and rotates in response to collision between the first or second initial collision member and a boundary surface.
The purpose of the present invention is to provide a highly efficient method for capturing images inside a confined space without the need for direct visual observation by an inspector. Provided is an unmanned aerial vehicle equipped with at least four rotors, a drive device that drives the rotors, a control signal generation circuit that generates a control signal for causing the drive device to drive the rotors, and an imaging camera, wherein said unmanned aerial vehicle is configured to fly within a confined space by driving the rotors while capturing images inside the confined space by means of the imaging camera.
AUTONOMOUS CONTROL SYSTEMS LABORATORY LTD. (Japan)
NJS CO.,LTD. (Japan)
Inventor
Kuroiwa Kenji
Inoue Shosuke
Inagaki Yusuke
Aikawa Takeshi
Abstract
The purpose of the present invention is to provide a moving object comprising a configuration suitable for compactization in a view from at least one direction, and to provide a method for using the same. Provided is a moving object comprising: two or more rotors positioned at the front side and at the rear side in the traveling direction; and a driving device that drives the two or more rotors and rotates at least two of the two or more rotors in mutually different directions.
AUTONOMOUS CONTROL SYSTEMS LABORATORY LTD. (Japan)
NJS CO., LTD. (Japan)
Inventor
Kuroiwa Kenji
Inoue Shosuke
Inagaki Yusuke
Takeuchi Patrik Ken
Abstract
The objective of the present invention is to provide a device configuration, a method and the like for performing an imaging survey within a survey space using an unmanned aerial vehicle. Provided is an unmanned aerial vehicle provided with at least four rotating blades, and a control unit which controls the rotation of the at least four rotating blades, wherein the unmanned aerial vehicle is provided with a survey camera in a position on a chassis of the unmanned aerial vehicle, between at least one rotating blade positioned on the side in the direction of travel, from among the at least four rotating blades, and at least one rotating blade positioned on the opposite side to the direction of travel, and wherein, when flying above a surface in which a liquid is at least partially present, the unmanned aerial vehicle flies while at least partially preventing scattered liquid from reaching above the chassis by means of the at least four rotating blades.
UNMANNED AERIAL VEHICLE, FLIGHT CONTROL MECHANISM FOR UNMANNED AERIAL VEHICLE, AND METHOD FOR USING UNMANNED AERIAL VEHICLE AND MECHANISM FOR UNMANNED AERIAL VEHICLE
AUTONOMOUS CONTROL SYSTEMS LABORATORY LTD. (Japan)
NJS CO., LTD. (Japan)
Inventor
Kuroiwa Kenji
Inoue Shosuke
Inagaki Yusuke
Abstract
The purpose of the present invention is to provide a flight control mechanism for controlling flight of an unmanned aerial vehicle by controlling collision between the vehicle and a boundary surface, an unmanned aerial vehicle equipped with the mechanism, and a method for using the mechanism and the vehicle. Provided is a flight control mechanism for an unmanned aerial vehicle including: a first initial collision member; a second initial collision member; and a holding member that holds the first and second initial collision members with a space therebetween above the body of the unmanned aerial vehicle, is tiltable with respect to the vehicle body by rotating about a predetermined position inside or above the vehicle body toward the side of the vehicle body, and rotates in response to collision between the first or second initial collision member and a boundary surface.
AUTONOMOUS CONTROL SYSTEMS LABORATORY LTD. (Japan)
NJS CO., LTD. (Japan)
Inventor
Kuroiwa Kenji
Inoue Shosuke
Inagaki Yusuke
Takeuchi Patrik Ken
Abstract
Provided are a device configuration, method, etc. for performing imaging investigation in an investigation space using an unmanned aerial vehicle. This imaging investigation system comprises: a flight start platform on which an unmanned aerial vehicle can be placed; the unmanned aerial vehicle which is connected to a linear member and equipped with an investigation camera, a travel-direction imaging camera, and an unmanned aerial vehicle-side communication unit, and which, in the investigation space, starts flying from the state of being placed on the flight start platform, and flies while imaging an area in the travel direction in the investigation space using the travel-direction imaging camera and sending travel-direction image data obtained by imaging the area in the travel direction from the unmanned aerial vehicle-side communication unit; an external control device which is equipped with a display unit and an external control device-side communication unit, and which receives the travel-direction image data through the external control device-side communication unit, receives an input of control commands for the unmanned aerial vehicle while having a video or still image obtained from the travel-direction image data displayed on the display unit, and transmits a signal indicating the control commands from the external control device-side communication unit; and an attraction device which is connected to the linear member and attracts the unmanned aerial vehicle.
AUTONOMOUS CONTROL SYSTEMS LABORATORY LTD. (Japan)
NJS CO., LTD. (Japan)
Inventor
Kuroiwa Kenji
Inagaki Yusuke
Yamasaki Kohei
Onishi Akikazu
Katsuoka Satoshi
Masuya Yukinori
Okada Ichiro
Abstract
The purpose of the present invention is to provide a highly efficient method for capturing images inside a confined space without the need for direct visual observation by an inspector. Provided is an unmanned aerial vehicle equipped with at least four rotors, a drive device that drives the rotors, a control signal generation circuit that generates a control signal for causing the drive device to drive the rotors, and an imaging camera, wherein said unmanned aerial vehicle is configured to fly within a confined space by driving the rotors while capturing images inside the confined space by means of the imaging camera.
patents
