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JP2012210911A |
To accurately identify a wheel position.An RSSI value corresponding to a reception level when a frame is received with a reception antenna is obtained, but the RSSI value is saturated without raising an output such that the RSSI value be...
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JP2012210912A |
To identify a wheel position without use of a trigger machine, nor with the measurement of reception intensity and reception number required.When detecting a wheel position, switching is made between a first mode which employs a receptio...
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JP2012206680A |
To automatically initialize a receiver for a tire pneumatic pressure monitor system.When a certain period of time (cooling time T1) has passed in an ignition-off state, a steep pressure reduction detection threshold value Th1 is automati...
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JP5051422B2 |
To provide a tire air pressure monitoring system capable of promptly transmitting information indicating that the air pressure in a tire internal space is abnormal while suppressing the amount of electric power consumption. When the air ...
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JP5046512B2 |
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JP2012189333A |
To provide a sensor that is capable of improving signal strength and detection sensitivity of SAW (Surface Acoustic Waves) and ensuring high operation reliability over a long period of time, and in which manufacturing facilitation and co...
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JP2012189335A |
To provide a sensor that is capable of improving signal strength and detection sensitivity of SAW (Surface Acoustic Waves) and ensuring high operation reliability over a long period of time, and in which manufacturing facilitation and co...
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JP2012189332A |
To provide a sensor that is capable of improving signal strength and detection sensitivity of SAW (Surface Acoustic Waves) and ensuring high operation reliability over a long period of time, and that has a simple structure.A sensor compr...
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JP2012187958A |
To provide a tire air pressure monitoring system that can secure accuracy for specifying the tire position when the tire position is specified from the received signal strength of the tire air pressure signal.A battery voltage obtaining ...
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JP2012189330A |
To provide a sensor that is capable of improving signal strength and detection sensitivity of SAW (Surface Acoustic Waves) and ensuring high operation reliability over a long period of time, and in which manufacturing facilitation and co...
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JP3178826U |
To provide a sensor which measures the temperature and pressure of air immediately and accurately, transmits a wireless signal, and detects the temperature and pressure which can easily replace a battery by wireless transmission and rece...
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JP5039804B2 |
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JP5041005B2 |
An inflation pressure sensor is mounted in a wheel of a vehicle and determines a tire inflation pressure. A wheel-side communication device transmits a detected tire inflation pressure to a body-side communication device at a predetermin...
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JP5032604B2 |
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JP5028773B2 |
To provide a pneumatic tire and a tire-wheel assembly capable of enhancing transmittance of electric waves, thereby reducing the number of receiving antennas to simplify the configuration of a device and promoting cost reduction. In this...
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JP5025981B2 |
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JP5023188B2 |
A method of detecting a tire having a decreased internal pressure by making a relative comparison among wheel speeds of tires attached to the respective wheels. The method includes a step of detecting wheel rotation information regarding...
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JP2012171542A |
To provide a tire air pressure monitoring system which can appropriately monitor the air pressure of a tire even by a simple structure.The tire air pressure monitoring system is equipped with sensor units U1-U4 which are installed on whe...
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JP2012171463A |
To surely give an alarm about a decrease in tire air pressure on the basis of an alarm threshold following a change in the air pressure in a tire, which is caused by traveling of a vehicle.Tire air pressure data equivalent to a predeterm...
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JP5018220B2 |
To detect which wheel is mounted with each transmitter even if reading of ID information is not performed by a user, and to perform wheel position detection while discriminating a spare tire even at a lower speed. The amplitude of each r...
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JP5019957B2 |
A valve-integrated transponder (1) includes an air valve (20) and a casing (10) that are integrated with each other, and is disposed within a tire (30). The air valve is press-fitted to a valve hole (41) in a wheel rim (40). The casing h...
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JP5019839B2 |
In a tire information management system 10 of the present invention, a vehicle side module 5 includes a receiving electromagnetic wave strength measuring means 12 for measuring, for each sensor module 3, receiving electromagnetic wave st...
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JP2012162202A |
To provide a tire position registration system that simplifies the system configuration by allowing the tire position to be registered by one initiator.A receiver 11 is disposed on a C-pillar. One initiator 17 is disposed on the left at ...
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JP2012162236A |
To provide a tire air pressure monitoring system that can properly monitor the air pressure of a tire of each wheel, even if a change is generated in a vehicle environment.In the tire air pressure monitoring system, the transmission and ...
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JP2012158254A |
To provide a position detecting apparatus with high design flexibility, capable of specifying a position of a transmitting/receiving unit by simple processing.A first transmitting antenna 25 is disposed so as to allow communication with ...
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JP5006075B2 |
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JP5002203B2 |
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JP4996646B2 |
A monitoring device and patch assembly includes a patch that removably and re-attachably holds the monitoring device. The patch is adapted to connect the monitoring device to a pneumatic tire when the monitoring device is held by the pat...
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JP4990198B2 |
To provide a sensor output device, having a small circuit scale for converting a capacity value of a sensor used for pressure measurement into a digital value, can reduce current consumption and reduce the weight. This device has a press...
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JP4988359B2 |
The present invention is directed to monitoring the loss of pressure in one or more tires by detecting the angular speed variations of one or more wheels of the vehicle over a specified wheel revolution period and analyzing the vibration...
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JP2012140069A |
To provide a tire air pressure monitoring device that removes the burden of a user for execution of initialization in comparison with a case in which operation of an initialization switch is required, and also eliminates the need for ins...
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JP4982633B2 |
To provide a tire internal pressure alarm device capable of suppressing breakage of a pressure sensor caused by the direct reach of a liquid or foreign matters in a tire to a pressure-sensing unit of the pressure sensor. A pressure intro...
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JP4982983B2 |
A wheel-speed-sensor-anomaly detection apparatus detects anomaly of wheel speed sensors of a vehicle. When a difference between the minimum wheel speed among detected wheel speeds and the smallest value among the remaining wheel speeds i...
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JP4984901B2 |
To efficiently acquire wheel state information from a wheel state detection unit fitted to a wheel. A trigger signal transmitter 22 is mounted on a vehicle body 12, and transmits trigger signals by radio. Based on the quantity of times o...
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JP2012131455A |
To provide a tire air pressure monitoring system which allows vehicle design with higher flexibility while reducing cost.The tire air pressure monitoring system includes: sensor units U1-U4 which detect an air pressure of a tire, and tra...
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JP4975687B2 |
To provide a system for sensing a characteristic parameter inside a tire by using a sensor arranged inside a tire itself. A mobile unit for sensing at least one characteristic parameter of a tire fitted on a vehicle comprises a device fo...
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JP4967940B2 |
To provide a display device, allowing a driver to easily recognize which tire the air pressure abnormality occurs in at first glance by utilizing a simplified display device. The display device includes a display device 8 mounted on a ve...
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JP4963006B2 |
A wireless sensor system of the present invention includes wireless sensor units (4A, 4B) and a sensor signal receiving unit (5). The sensor units (4A, 4B) have sensors (6A, 6B), an electric power receiver (8A, 8B) for securing the elect...
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JP2012514203A |
A piston chamber combination comprising a container type piston, communicating with an enclosed space, said enclosed space having an at least substantially constant volume.
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JP4957785B2 |
In a system reporting a malfunction in connection of a first communication line and a desired source apparatus which is due to be connected to the first communication line. In a first memory section, information showing that the source a...
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JP4956625B2 |
A tire sensor module for use in a vehicle tire including at least one sensor device for measuring at least one measured variable and for outputting at least one measuring signal, a control device, e.g., an analyzer ASIC for receiving the...
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JP4957950B2 |
To provide a tire information monitoring system capable of easily determining whether received identification information is transmitted from a tire side transmitter-receiver installed at which position of own vehicle. In the tire inform...
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JP4957949B2 |
To provide a tire pneumatic pressure monitoring system capable of specifying the position of a tire side transmitter-receiver. The number t of tire side transmitter-receivers 10 satisfies the relationship of (2m-1)×(2n-1)≥t, where m d...
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JP4951680B2 |
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JP4947934B2 |
A system and corresponding method for generating electric power from a rotating tire's mechanical energy concerns a piezoelectric power generation device associated with a power harvesting and conditioning module. The piezoelectric struc...
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JP2012101709A |
To provide an on-vehicle communication instrument capable of switching the function in conformity with a vehicle state, by integrating a function part of a remote keyless system and a tire air pressure monitoring system.This on-vehicle c...
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JP2012101710A |
To provide an on-vehicle communication instrument capable of switching the function in conformity with a vehicle state, by integrating a function part of a remote keyless system and a tire air pressure monitoring system.This on-vehicle c...
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JP4942984B2 |
A tire assembly with integrated power generation features includes one or more piezoelectric devices configured to generate electric charge therein upon being subjected to mechanical strains associated with flexure of tire or wheel compo...
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JP2012096640A |
To provide a sensor unit registering system capable of easily registering a sensor unit of a tire air pressure monitoring system to a vehicle.Each sensor unit is attached to a location corresponding to each of the cutouts 43 formed at a ...
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JP2012096591A |
To provide a tire air pressure monitoring system which suppresses the erroneous registration of identification information peculiar to a sensor unit, and enables the simpler entry of the identification information.When first and second d...
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