Automotive Tire Pressure Monitoring System
First Claim
Patent Images
1. An automotive tire pressure monitoring system comprising:
- a group of tire pressure monitor sensors each comprising a pressure sensor element, a dual-axis accelerometer, and a transmitter generating a pressure signal including accelerometer information, said group comprising;
a right front tire pressure sensor including a right front dual-axis accelerometer, said right front tire pressure sensor generating a first pressure signal;
a left front tire pressure sensor including a left front dual axis accelerometer, said left front tire pressure sensor generating a second pressure signal;
a right rear tire pressure sensor including a right rear dual-axis accelerometer, said right rear tire pressure sensor generating a third pressure signal;
a left rear tire pressure sensor including a left rear dual axis accelerometer, said left rear tire pressure sensor generating a fourth pressure signal;
a tire pressure monitoring receiver;
a front antenna and a rear antenna both in communication with said tire pressure monitoring receiver, said front antenna mounted in proximity to said right front tire pressure sensor and said left front tire pressure sensor, said rear antenna mounted in proximity to said right rear tire pressure sensor and said left rear tire pressure sensor, said tire pressure monitoring receiver including logic adapted to;
determine a pressure signals left/right designation from said accelerometer information; and
determine a pressure signal'"'"'s front/rear designation using comparative signal strength from said front antenna and said rear antenna.
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Abstract
An automotive tire pressure monitoring system is provided including a group of tire pressure monitor sensors each comprising a pressure sensor element, a dual-axis accelerometer, and a transmitter generating a pressure signal including accelerometer information. A front antenna and a rear antenna are both in communication with a tire pressure monitoring receiver. The tire pressure monitoring receiver includes logic adapted to: determine a pressure signals left/right designation from the accelerometer information and determine a pressure signal'"'"'s front/rear designation using comparative signal strength from the front antenna and the rear antenna.
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Citations
20 Claims
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1. An automotive tire pressure monitoring system comprising:
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a group of tire pressure monitor sensors each comprising a pressure sensor element, a dual-axis accelerometer, and a transmitter generating a pressure signal including accelerometer information, said group comprising; a right front tire pressure sensor including a right front dual-axis accelerometer, said right front tire pressure sensor generating a first pressure signal; a left front tire pressure sensor including a left front dual axis accelerometer, said left front tire pressure sensor generating a second pressure signal; a right rear tire pressure sensor including a right rear dual-axis accelerometer, said right rear tire pressure sensor generating a third pressure signal; a left rear tire pressure sensor including a left rear dual axis accelerometer, said left rear tire pressure sensor generating a fourth pressure signal; a tire pressure monitoring receiver; a front antenna and a rear antenna both in communication with said tire pressure monitoring receiver, said front antenna mounted in proximity to said right front tire pressure sensor and said left front tire pressure sensor, said rear antenna mounted in proximity to said right rear tire pressure sensor and said left rear tire pressure sensor, said tire pressure monitoring receiver including logic adapted to; determine a pressure signals left/right designation from said accelerometer information; and determine a pressure signal'"'"'s front/rear designation using comparative signal strength from said front antenna and said rear antenna. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. An automotive tire pressure monitoring system comprising:
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a group of tire pressure monitor sensors each comprising a pressure sensor element, a dual-axis accelerometer, and a transmitter generating a pressure signal including accelerometer information, said group comprising; a right front tire pressure generating a first pressure signal; a left front tire pressure sensor generating a second pressure signal; a right rear tire pressure sensor generating a third pressure signal; a left rear tire pressure sensor generating a fourth pressure signal; a tire pressure monitoring receiver; a front antenna and a rear antenna both in communication with said tire pressure monitoring receiver, said tire pressure monitoring receiver including logic adapted to; determine a pressure signals left/right designation from said accelerometer information; and determine a pressure signal'"'"'s front/rear designation using comparative signal strength from said front antenna and said rear antenna. - View Dependent Claims (12, 13, 14, 15, 16, 17)
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18. A method of monitoring tire pressure comprising:
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transmitting pressure signals including accelerometer information from each of a group of tire pressure monitor sensors, each tire pressure monitor sensor comprising a pressure sensor element, a dual-axis accelerometer, and a transmitter; receiving said pressure signals using a tire pressure monitoring receiver, said tire pressure monitoring receiver in communication with a front antenna and a rear antenna; determining a pressure signal'"'"'s left/right designation from said accelerometer information; and determining a pressure signal'"'"'s front/rear designation using comparative signal strength from said front antenna and said rear antenna. - View Dependent Claims (19, 20)
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Specification