Tire monitoring device and tire problem detecting device

Details Tire monitoring device and tire problem detecting device Tire monitoring device and tire problem detecting device

2011-05-17

2011-05-17

Lee, Benjamin C (Department: 2612)

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

C340S612000, C340S442000, C073S146200

Reexamination Certificate

active

07944348

ABSTRACT:
A device to accurately identify the wheel position where each tire has a radio wave transmitter installed without special means or operation during application by using a simple and compact configuration. This TPMS has sensor modules14A,14B,14C,14D on the transmission side equipped by tires12FL,12FR,12RL,12RR installed on automobile10and main device16on the receiving side loaded in automobile10. Main device16is comprised of a group of two antennas18, 20, receiver22, and display24. Two antennas18, 20are arranged appropriately to receive the radio waves transmitted by each of sensor modules14A-14D with a phase difference between them.

REFERENCES:
patent: 6877370 (2005-04-01), Masudaya
patent: 7336163 (2008-02-01), Fujii
patent: 7683769 (2010-03-01), Saitou et al.
patent: 2002/0102995 (2002-08-01), Zelmanovich et al.
patent: 2004/0017290 (2004-01-01), Boulot
patent: 2005/0044946 (2005-03-01), Agrotis
patent: 2003237329 (2003-08-01), None
patent: 2005088781 (2005-04-01), None

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