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JP7150969B2 |
A method for locating a vehicle includes determining a first estimate of the position of the vehicle based on the determination of the relative position of the vehicle with respect to a roadside unit used as a first information source. T...
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JP7150771B2 |
A ranging apparatus of an embodiment is a ranging apparatus adopting communication type ranging by a phase detection scheme. The ranging apparatus including: a transmitting circuit configured to be able to transmit by a plurality of chan...
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JP2022139400A |
To provide a system capable of stably specifying a position of an RFID tag moving across communication regions of a plurality of reader writers (antennas).A higher control device (10) for controlling a plurality of reader writers (20) co...
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JP7126590B1 |
A transmitting/receiving device for an acoustic communication system is provided that enables an automatically driving machine to transmit information from the automatically driving machine to surrounding people and encourage them to tak...
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JP7114746B2 |
A method comprises determining the distance between a first transceiver unit and a second transceiver unit, wherein the first transceiver unit is mounted on a vehicle and the second transceiver unit is mounted on a trailer connected to t...
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JP7097867B2 |
A remote parking system includes: a terminal configured to transmit a ranging signal; plural reception units configured to detect an arrival direction of the ranging signal; a control device configured to acquire a distance from the term...
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JP2022102690A |
To enhance the reliability of an estimated distance between lighting devices which is calculated based on the reception intensity of a radio signal.An information processing device includes a calculation unit and a correction unit. The c...
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JP7096754B2 |
A method for determining a distance between a first and a second radio signal transceiver using narrowband ranging comprises calculating (4) a preliminary estimate of a value proportional to a one-way frequency domain channel response, b...
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JP2022099264A |
To provide a method and a system for access control improved for access control regarding many users, safety, and response time.In an access control system 100 that is connected to mobile devices with use of radio frequency communication...
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JP2022097362A |
To provide an access control method, a program, and a user terminal that are robust to noise by acquiring information about the distance between a user terminal and an access control device.A method for controlling access of a user termi...
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JP2022096977A |
To provide a contact degree confirmation device and a contact degree confirmation system capable of accurately evaluating the contact.A user terminal 100 includes: a beacon reception part 111 which has the reception directivity and recei...
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JP2022091596A |
To improve accuracy of acquiring a distance between a reception terminal and a transmission terminal.A computation system 1 comprises: a transmission terminal Tx that transmits a radio wave; a reception terminal FRx that receives the rad...
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JP7087167B2 |
To make it possible to accurately calculate a distance by employing a communication type distance measurement obtaining a distance between two devices by communication between each of the devices.A distance measuring device of an embodim...
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JP2022090994A |
To accurately detect a moving speed of a terminal device.In an acoustic wave processing system that has a transmission device which transmits an acoustic wave and a terminal device which receives the acoustic wave, the transmission devic...
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JP7081236B2 |
To provide a location determination device that can highly accurately determine whether a mobile terminal exists in a vehicle interior.An on-vehicle system comprises a plurality of vehicle interior communication instruments that are disp...
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JP2022084137A |
To provide a wireless communication device, a system, and a program that are novel and are improved and can measure the distance between devices more accurately.A wireless communication device (10, 20) includes: a wireless communication ...
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JP2022084136A |
To provide a novel and improved wireless communication device, a novel and improved program, and a novel and improved system that can measure the distance between devices more accurately.Wireless communication devices 10 and 20 include: ...
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JP7078636B2 |
A vehicle access control system configured to estimate, based on received message, at least one of distance, position, or direction of a target to the vehicle prior to initiating the engine of the vehicle, the vehicle access control syst...
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JP7072353B2 |
To efficiently search for the position of a beacon while preventing the saturation of electric waves and suppressing the consumption of the battery of the beacon.A beacon 10 sends a first signal which reaches a position distant from the ...
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JP2022066815A |
To provide a grave worship system allowing for worshiping in the same way as worshiping at the grave where the own gravestone is installed.A grave worship system comprises: a display terminal that is installed at a predetermined position...
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JP7061098B2 |
The present disclosure relates to apparatus and methods for locking and/or unlocking a vehicle (101) based on a location of a mobile device (103, 105) associated with the vehicle (101). In one embodiment a processor (1013) in a vehicle (...
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JP2022063618A |
To provide a processing apparatus, a processing system, a processing method, a program, and a storage medium that can improve position determination accuracy.A processing apparatus according to an embodiment acquires a reception result o...
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JP7055922B2 |
To lower costs by facilitating generation of a composite waveform, and to easily change a measurable direction.An ultrasonic measuring device comprises: a transmitter 3 having a plurality of vibrators arranged in an array; a timing adjus...
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JP7053081B2 |
According to one embodiment, an electronic apparatus includes a processor. The processor is configured to acquire position information indicating first and second installation positions of a plurality of pieces of equipment receive chara...
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JP2022521216A |
In one aspect, a method for detecting a change in distance between a first radio device and a second radio device is provided. This method involves identifying changes in parameters over time based on measurements of a first timing signa...
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JP7047705B2 |
The following are executed: received power acquisition processing; propagation loss calculation processing of calculating propagation losses between the transmitter and the receiver, based on received power; median processing of calculat...
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JP2022520865A |
The device is configured to measure the first distance according to the distance measurement protocol using the measurement message from the second device. The first distance 151 between the first device 110 and the second device 120 is ...
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JP2022046837A |
To allow the location of a portable device to be estimated even when the portable device is located out of communication areas of a plurality of directional antennas.A fixed system includes a location estimation unit that estimates the l...
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JP2022517535A |
A system and method that provides low latency and high bandwidth wireless data transmission for various applications such as virtual reality applications, augmented reality applications, or video applications. Radio data transmission sys...
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JP7024556B2 |
To increase accuracy of identifying a relative distance of a smart device 10A to an information processing device 50 irrespective of measurement environments.An information processing device 50 transmits, to a smart device 10A, reception...
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JP6989822B2 |
To provide a propagation distance estimation device for improving the accuracy of an estimated propagation distance.The distance measurement signal is a signal obtained by synthesizing N sine waves having different frequencies. The signa...
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JP2022026003A |
To provide a more practical evaluation system.An evaluation system 110 comprises a plurality of transmitters 10 and a processor 20. Each of the plurality of transmitters 10 includes a power generation section and a transmission section c...
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JP2022023706A |
To allow for supporting the lives of hearing impaired people.A signal processing device comprises an acquisition unit configured to acquire a first signal from a first microphone and a second signal from a second microphone different fro...
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JP2022012634A |
To provide a portable terminal, a portable terminal position determining system, and a portable terminal position determining method that improve convenience of a user while inhibiting theft of a vehicle.A portable terminal 1 comprises a...
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JP2022012633A |
To provide a portable terminal, a portable terminal position determining system, and a portable terminal position determining method that improve convenience of a user while inhibiting theft of a vehicle.A portable terminal 1 substantial...
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JP6995431B2 |
To improve security against a relay attack.An on-vehicle machine 1 comprises: a plurality of transmission antennas 7a to 7e disposed on a vehicle; a LF transmission unit 13 for making request signals be transmitted according to transmiss...
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JP6971945B2 |
A distance measurement system for transmitting and receiving a distance measurement signal including a phase detection signal between first and second devices and calculating a distance between the devices based on a phase detection resu...
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JP6966371B2 |
To provide a communication system with which it is possible to determine with higher accuracy whether or not communication is correct.Radio wave transmission is performed on all channels 1-40, and a computation result derived by inversel...
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JP6968783B2 |
The invention relates to a method (METH) for assisting in determining the position of an identifier (I) for accessing and starting a vehicle (V), relative to the vehicle (V), comprising: transmission (Em_TSvp), from a first device, eithe...
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JP6965148B2 |
To accurately and efficiently measure the distance between a base station and a moving body.Based on the radio field strength from a moving body 10 measured by base stations 12A, 12B, 12C in order to reduce the error due to fluctuation c...
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JPWO2020255272A1 |
The electronic device according to the embodiment includes a first acquisition means, a receiving means, and an estimation means. The first acquisition means acquires n installation positions where the first to nth (n is an integer of 2 ...
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JP2021141427A |
To provide a mechanism that enables more appropriate processing based on one-to-many wireless communication.A communication device included in a plurality of communication devices that perform wireless communication with a terminal devic...
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JP2021524580A |
A method, device and system for data transfer between the mobile device (3) and the reading device (2), the data transfer method is required from the ultra-wideband communication module (1) to the reading device (2). Use the required val...
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JP6933415B2 |
A method for radio measuring applications, wherein at least a first radio node operates as an initiator and at least a second radio node as a transponder, in a first step a first carrier frequency is transmitted by the initiator as an in...
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JP6931688B2 |
To provide a lock system for power-assisted bicycles which has an answerback function and is enhanced in convenience.A lock system for power-assisted bicycles includes: at least one of either an assist activation part and a stand detecti...
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JP6916141B2 |
To provide a distance measuring system with which it is possible to secure a sufficient distance measurable distance.In distance measurement, a baseband signal shifted centering on a prescribed quantity fs [Hz] is created, and this baseb...
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JP6916142B2 |
To provide a distance measuring system with which it is possible to detect a noise-containing channel.A phase θis obtained by measuring the propagation characteristic of a baseband signal in which the peak frequency of channel CH1 is sh...
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JP6918427B2 |
The disclosure relates to a signal processing device and method, and an information processing device and method, in which a distance between a position where a signal is transmitted and a position where the signal is received can be obt...
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JP2021118527A |
To collect a plurality of pieces of measurement data synchronized with each other from each of a plurality of antenna modules via a master-slave communication network in a shorter time.An in-vehicle system includes a plurality of antenna...
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JP6912301B2 |
To enable accurate distance calculation to be performed adopting communication type distance measurement that finds the distance between two devices by communication between each device.A distance measuring device of an embodiment includ...
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