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JP7421066B2 |
To provide a system and a method for managing the air pressure of a tire that can properly manage the air pressure of a tire when a shared vehicle is used.A tire air pressure managing system 100 includes: a sensor 3 equipped in each of t...
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JP7410374B2 |
To provide a system and a method for managing the air pressure of a tire that can properly manage the air pressure of a tire by a simple structure.A tire air pressure managing system includes: a sensor 3 equipped in each of a plurality o...
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JP7408101B2 |
A method estimates tire pressure of vehicle. For each tire, signals or data indicative of angular velocity of the wheel with which the tire is associated are acquired. A subset of detected signals or data acquired in rectilinear vehicle ...
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JP7381831B2 |
An abnormality monitoring system includes gas sensors provided in the cavity or the vicinity of a tire provided in a vehicle, a determination unit that determines the presence of an abnormality in the tire on the basis of the detection r...
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JP7372096B2 |
To provide an air pressure management device that can adjust a tire air pressure to be suited to actual loading weight and loading balance in a vehicle, and to provide a management system.An air pressure management device 1 includes: a t...
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JP7370239B2 |
The invention discloses a radio frequency (RF) matching device for a tire pressure sensor, which includes a system control unit, a RF control unit, a RF matching unit, and a multi-frequency antenna in order, wherein the RF matching unit ...
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JP7345171B2 |
To enable even a physically weak operator to easily perform supply operation, in a pressure gauge with a filling function that moves a valve to an open position by manual operation against elastic force energizing to a closed position an...
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JP2023127298A |
To provide a semiconductor device including a combo sensor capable of detecting gas pressure and acceleration speed.The semiconductor device comprises a combo sensor. The combo sensor includes a first capacitor structure and a second cap...
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JP2023118052A |
To provide a semiconductor device in which a pressure sensor and an acceleration sensor are packaged with common sealing resin.A semiconductor device includes a sensor structure including a cavity internally, a gas conduct tube that exte...
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JP7328488B2 |
Provided is a tire information acquisition device. A sensor unit substrate on which a sensor for acquiring tire information and a power supply unit for supplying electric power to the sensor are disposed is provided, and a heat-insulatin...
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JP7262755B2 |
To suppress an unnecessary pressure value from being stored by automatically storing a necessary pressure value as work recording of a pressure value or the like after adjustment completion.A pressure adjustment system comprises: a conne...
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JP2023515140A |
In one example, a vehicle tire has a tread portion, a sidewall portion, and a sensor module for estimating one or more parameters of the tire. The sensor module has a detector patch that includes one or more capacitors, each capacitor ha...
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JP2023037587A |
To provide a Bluetooth(R) transmission system of a tire pneumatic sensor and a transmission step, capable of achieving transmission in a plurality of directions and a long transmission distance.A Bluetooth transmission system of a tire p...
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JP2022177337A |
To provide a tire air pressure monitoring system that can accurately obtain information on pressure and temperatures of tires of an own vehicle, by improving a quality of communication by radio, even when vehicles mounted with tire air p...
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JP7170839B2 |
To provide a bracket that can be fixed to an outer peripheral surface of a rim more stably than before, and an in-tire electric device having the bracket. A bracket 10A of the present disclosure is pressed against and fixed to an outer p...
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JP7170838B2 |
To provide an in-tire electric device in which an electric circuit unit can be easily attached to a bracket and a force with which the electric circuit unit is held by the bracket has been increased than before.An in-tire electric device...
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JP2022164327A |
To provide a vehicle position detection device capable of stably performing vehicle position detection.An on-vehicle device 3 includes: an antenna 31 arranged at different distances from tire side devices respectively arranged in a plura...
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JP7102998B2 |
A wheel position detection apparatus applied to a vehicle including a vehicle body attached with multiple travelling wheels. The apparatus includes: multiple transmitters respectively disposed at travelling wheels; and a receiver dispose...
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JP7103010B2 |
To correctly determine the state of a road surface on which vehicles drive.A determination device calculates sequentially a first comparison value of the rotational speed of a first tire and that of a third tire, and a second comparison ...
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JP7027845B2 |
To provide a tire air pressure detection device which can reliably perform tire air pressure detection during parking.The device can perform tire air pressure detection even during parking. In the case that even if data concerning a tire...
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JP7005979B2 |
Provided is a rotation speed correction apparatus configured to correct a rotation speed of a driving wheel tire mounted on a vehicle, and includes a comparative value calculation unit, a torque obtainment unit, and a rotation speed calc...
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JP6969363B2 |
To provide a detection device which can accurately detect pressure reduction in a tire.The detection device is provided that detects pressure reduction in a first tire included in a plurality of tires which are mounted on a vehicle. The ...
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JP6909146B2 |
A method of attaching a rubber member, the method including: when attaching the rubber member on an inner surface of a tire, identifying an attachment position for attaching the rubber member; irradiating laser light to the attachment po...
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JP6903510B2 |
To provide a tire air pressure detection device capable of improving sealing performance of a chamber disposed with a pressure sensor therein.A tire air pressure detection device 1 comprises: a casing 10 opened at both sides; a pressure ...
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JP6892322B2 |
To provide a monitoring device and the like that can improve durability of an inner structure.A monitoring device is attached to a tire inner surface, where a clearance in a case in which a functional part for detecting a state of a tire...
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JP6884671B2 |
To provide a tire inflation pressure detector in which the pressure tightness of a chamber provided with a pressure sensor is improved.The tire inflation pressure detector comprises: a both-end-opened housing 10 having a one-end opening ...
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JP6879720B2 |
A tire pressure monitoring device for a wheeled vehicle that is capable of detecting vehicle motion from the output of a pressure sensor. The device determines from the output signal an indication of the power of the signal, for example ...
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JP6863101B2 |
To provide a detection device which can cancel an affection of slip of a tire, and correctly detect pressure reduction of a tire.A detection device comprises: a storage part; an index value calculation part; a torque acquisition part; an...
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JP6843006B2 |
A tire pressure monitoring system (30) includes a data acquisition portion (101) that acquires data indicating a tire pressure and a tire temperature of the tire, from a sensor (50FL), a sensor (50FR), a sensor (50RL), and a sensor (50RR...
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JP6773451B2 |
To provide a circuit with low power consumption, a semiconductor device with low power consumption, a highly reliable semiconductor device, a tire whose performance is controlled, a moving object whose performance is controlled, or a mov...
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JP2020128891A |
To provide a transponder, an on-vehicle device, and a TPMS, capable of accurately estimating tire pressure with a small number of coefficients.The transponder, installed in a vehicle tire, for transmitting a wireless signal corresponding...
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JP6744153B2 |
To provide a tire air pressure measurement device capable of measuring air pressure of a tire at a desired timing.A tire air pressure measurement device 1 comprises: a pressure sensor 2 for measuring air pressure of a tire; a first mode ...
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JP6720920B2 |
A tire pressure detection system that includes a plurality of transmission apparatuses that transmit a request signal for requesting air pressure information of a tire of a vehicle, a detection apparatus that detects air pressure in a ti...
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JP6717821B2 |
A pressure indicator device for a flat tire repair kit for motor vehicles, in which the flat tire repair kit includes a compressor and a pressure outlet and the pressure indicator device (1.1-1.3) is an indicator for a pressure that the ...
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JP6697989B2 |
An indirect tire pressure monitoring system is provided that estimates a pressure in a tire more accurately than before. The system includes an estimated internal pressure transmitter (control unit) that calculates and transmits an estim...
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JP6691994B1 |
To significantly reduce the volume, to apply to the structure of various tire barometric pressure sensors having different dimensions, to improve the manufacturing efficiency, and to improve the accuracy of measurement. A structure of a ...
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JP6637236B2 |
A device for determining an operating state of an automobile from automobile data available on a CAN network of the vehicle, the device including a computer for mathematically processing the data to determine the operating state of the v...
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JP2019219355A |
To provide a tire inner pressure detection method capable of easily detecting the tire internal pressure, and a tire inner pressure detection device.The tire inner pressure detection method of detecting the tire internal pressure of a ve...
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JP6614164B2 |
A sensor transmitter calculates a tilt angle for attachment of a G sensor to a corresponding one of wheels and estimates whether the sensor transmitter itself is attached to a right wheel or a left wheel based on a calculation quadratic ...
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JP2019196906A |
To provide a tire pressure alarm unit which has a simple configuration that helps reduce cost, can be used for trucks as a single tire pressure alarm unit, and is capable of wirelessly notifying a user when a low-tire-pressure alarm sign...
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JP6605057B2 |
A tire including a contact charging type self-power generation module, and more particularly, a tire including a contact charging type self-power generation module that can generate electricity by charging static electricity occurring wi...
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JP2019156281A |
To provide an on-vehicle communication device, an on-vehicle communication system, a communication program, and a communication method, with which it is expected that time required to communicate is reduced between a communication device...
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JP6569126B2 |
A tire pressure monitoring system comprising: a detection device (2) provided in each tire (3); and a monitoring device (1) that monitors tire pressure. The monitoring device (1) associates and stores tire position and a sensor identifie...
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JP6569125B2 |
A tire pressure monitoring system comprising: a plurality of detection devices (2) provided in a plurality of tires (3) on a vehicle (C) and wirelessly transmitting, in accordance with requests, response signals including a self-identifi...
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JP6568824B2 |
To prevent processing of data included in a transmission signal from being performed by receivers mounted on other vehicles.A transmitter 21 comprises a pressure sensor 22, a temperature sensor 23, an acceleration sensor 24, a control un...
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JP6557752B2 |
To provide a tire pressure alarm unit which has a simple configuration that helps reduce cost, can be used for trucks as a single tire pressure alarm unit, and is capable of wirelessly notifying a user when a low-tire-pressure alarm sign...
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JP6547714B2 |
A sensor transceiver transitions into a first state that is capable of receiving RF waves intermittently. Upon starting to receive a burst signal on RF waves from a vehicle-body system under the first state, the sensor transceiver transi...
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JP6550458B2 |
The aircraft tire pressure resonant loop link assembly electromagnetically couples a magnetic field between a wheel axle electromagnetic adapter transformer primary coil and a tire pressure sensor receiver coil for powering a tire pressu...
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JP6536471B2 |
A tire air pressure monitoring system that includes a plurality of sensors; a memory that stores a plurality of tire positions at which the plurality of tires are respectively provided and identifiers of the sensors provided in the tires...
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JPWO2018066498A1 |
Provided are a tire pressure detection system and a vehicle body side device capable of efficiently and accurately identifying each tire and detecting each tire pressure. The vehicle body side device causes all the tire side devices of t...
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