Gas sensor and fuel cell system and automobile employing the same

In a gas sensor, at least three levels of current are supplied to a heating element successively in a step-like manner for a predetermined time period. An arithmetic unit receives both-end voltages of the heating element for the respective current after elapse of the predetermined time period and ca...

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Bibliographische Detailangaben
1. Verfasser: SHOJI RIHITO
Format: Patent
Sprache:eng
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