Communications: electrical – Vehicle position indication
Patent
1991-10-10
1993-10-19
Crosland, Donnie L.
Communications: electrical
Vehicle position indication
324244, 33356, 36457101, 364449, G08G 1123, G01C 1738
Patent
active
052549879
ABSTRACT:
An output signal processing unit of a fluxgate sensor including a fluxgate for detecting the magnetic north of a vehicle and a low pass filter for removing a high frequency component from an output of the fluxgate sensor, characterized in that it comprises, a rate sensor detecting an angular velocity of rotation based on the turning of the vehicle, the low pass filter making the cutoff frequency thereof high or low depending on the increase or decrease of the angular velocity of rotation of the rate sensor.
REFERENCES:
patent: 4124897 (1978-11-01), Martin
patent: 4472716 (1984-09-01), Hansen
patent: 4734863 (1988-03-01), Honey et al.
patent: 4788645 (1988-11-01), Zavoli et al.
patent: 4866627 (1989-09-01), Suyama
Abstract of J.P. 59-176621, Oct. 6, 1984.
Crosland Donnie L.
Fujitsu Ten Limited
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