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Class Information
Number: 340/446
Name: Communications: electrical > Land vehicle alarms or indicators > Internal alarm or indicator responsive to a condition of the vehicle > Tire deflation or inflation > With particular telemetric coupling > Acoustic wave
Description: Subject matter in which the signal is carried by sound waves generated by a device mounted on the rotating wheel.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8680980 Blank tire pressure monitoring device and its setup method Mar. 25, 2014
8482393 Transmissions for vehicles Jul. 9, 2013
8473202 Automation equipment control system Jun. 25, 2013
8452477 Method and system for managing data transmission from a plurality of sensor devices included in a tyre May. 28, 2013
8423228 Apparatus and method for detecting decrease in tire air pressure and program for detecting decrease in tire air pressure Apr. 16, 2013
8090492 Vehicle motion measurement apparatus, a vehicle abnormal motion prevention apparatus and a drive recorder Jan. 3, 2012
8085141 Self-diagnostic switch Dec. 27, 2011
8026802 Vehicle abnormality detection method and device thereof and sensor unit thereof Sep. 27, 2011
7948365 Tire air pressure monitoring system May. 24, 2011
7898400 Enhanced vision road detection system Mar. 1, 2011
7839270 Vehicle monitoring system and transponder thereof Nov. 23, 2010
7796676 Signalling system Sep. 14, 2010
7791461 Tire management system with data demanding signal and tire status value transmitting at different cycles Sep. 7, 2010
7688191 Wheel lifted and grounded identification for an automotive vehicle Mar. 30, 2010
7656282 Batteryless tire inflation pressure detecting apparatus with improved power-saving configuration Feb. 2, 2010
7647827 Machine and operating environment diagnostics, detection and profiling using sound Jan. 19, 2010
7602279 Wheel lifted and grounded identification for an automotive vehicle Oct. 13, 2009
7551069 Tyre data monitoring systems Jun. 23, 2009
7508301 Tire monitoring system and method Mar. 24, 2009
7432801 System and method for detecting a rapid leak from a tire Oct. 7, 2008
7412312 System for automatically determining a public transport vehicle emergency braking characteristics, in particular of a railway vehicle Aug. 12, 2008
7397352 Method and device for localizing the position of at least two emission units, especially for monitoring at least one parameter for a plurality of wheels pertaining to a motor vehicle Jul. 8, 2008
7391306 Method and device for detecting tyre wear or the like Jun. 24, 2008
7391308 Monitoring device, transceiver system and its control method Jun. 24, 2008
7392119 Method and device for locating the position, on the right or on the left, of a wheel of a vehicle Jun. 24, 2008
7362218 Motion detection using a shock sensor in a remote tire pressure monitoring system Apr. 22, 2008
7333022 Safety monitoring mechanism of a wafer fabrication platform Feb. 19, 2008
7333008 Tire deflation warning system and method thereof, and judgment program of tire with reduced pressures Feb. 19, 2008
7327243 Method for warning deflation of tires and system thereof, and judgment program of deflation of tires Feb. 5, 2008
7327244 Valve device with pressure alarm for tire Feb. 5, 2008
7323975 Tire pressure monitoring system and method therefor Jan. 29, 2008
7323976 Wheel lifted and grounded identification for an automotive vehicle Jan. 29, 2008
7319381 Signal receiving apparatus Jan. 15, 2008
7301446 Method of detecting undersized, oversized, underinflated or overinflated tires Nov. 27, 2007
7289021 Apparatus and method for attaching an annular transponder unit to tire Oct. 30, 2007
7259663 Wheel state adjustment system and method thereof Aug. 21, 2007
7250851 Method for locating sensors mounted each on a vehicle wheel Jul. 31, 2007
7245208 Tire condition detecting system and method Jul. 17, 2007
7205885 Tire sensor communication system Apr. 17, 2007
7173521 Tire air pressure warning system and method for warning against tire air pressure Feb. 6, 2007
7148793 Tire parameter sensing system having auto-location feature and associated method Dec. 12, 2006
7132937 Wheel lift identification for an automotive vehicle using passive and active detection Nov. 7, 2006
7116217 Transmitter and receiver for tire condition monitoring apparatus Oct. 3, 2006
7109856 Wheel lifted and grounded identification for an automotive vehicle Sep. 19, 2006
7102499 Electronic device for a tire having an extensible antenna Sep. 5, 2006
7091841 Tire electronics assembly having a multi-frequency antenna Aug. 15, 2006
7084751 System and method of facilitating training of a tire pressure monitoring system on a vehicle Aug. 1, 2006
7042348 Method for monitoring the tire pressure on vehicles May. 9, 2006
7009491 Dual purpose vehicle key fob for training tire pressure sensors Mar. 7, 2006
6967570 ID registration method for tire air pressure sensor, ID registration system, tire air pressure monitoring system, tire air pressure sensor, and smart control system Nov. 22, 2005

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