Air-bag seat weight sensor counter-acts doof-doof music

United States Patent Application 20060002568 describes an invention to counter-act the effects of loud bass music that can affect sensors in seats used to detect a passenger sitting in the seat, which is used to measure the weight of the passenger and trigger the appropriate air-bag. The new sensors measures the effect of the music on the sensor and subtracts the music signal, leaving the measurement of the person’s weight.

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