JPH0830710B

An angular velocity sensor according to the present invention, wherein an internal temperature of the sensor body is sensed by a temperature sensor and adjusted to be equal to a preset value; an offset value is obtained from an output of the angular velocity sensor at the preset internal temperature...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: TSUCHA RYOICHI, TOMYAMA SHINICHI, IKEGAMI MASAYUKI, IIBOSHI AKIRA, TAKAHASHI FUMITAKA, TSUCHIDA HIROTATSU, NISHIO TOMOYUKI
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:An angular velocity sensor according to the present invention, wherein an internal temperature of the sensor body is sensed by a temperature sensor and adjusted to be equal to a preset value; an offset value is obtained from an output of the angular velocity sensor at the preset internal temperature with no angular velocity acting thereon and an angular velocity signal at the preset internal temperature is compensated for the obtained offset value; and also an angular velocity detection signal obtained before the internal temperature reaching to the preset value is compensated for an offset value determined on the base of a value readout from a memory table storing therein characteristic offset values varying with the internal temperature of the sensor body.