Gas sensor

The invention provides a gas sensor which simultaneously performs processing by using a first pump unit and processing by using a second pump unit with good precision. A gas sensor (100) is provided with a sensor element (101), first and second impedance measurement units (47a, 47b), and a control d...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WATANABE YUSUKE, USHIRO YOHEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASURING PHYSICS TESTING
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