Handheld explosion-proof talkback terminal with positioning function

The utility model relates to a hand-held explosion-proof talkback terminal with a positioning function, comprising a talkback terminal body, the upper surface of the talkback terminal body is fixedly provided with a receiving antenna, the lower surface of the talkback terminal body is provided with...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	CHEN ZUZHEN, SONG LONGMING, WU JUNFENG, CHEN YINGCHUAN, YANG CHANGQING, LI HUALONG, WANG DAGAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ANALOGOUS ARRANGEMENTS USING OTHER WAVES BASIC ELECTRIC ELEMENTS CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS CONTROLLING CURRENT COLLECTORS DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES ELECTRIC COMMUNICATION TECHNIQUE ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR ELECTRICITY LINE CONNECTORS LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION ORRERADIATION OF RADIO WAVES MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS MEASURING PHYSICS PRINTED CIRCUITS RADIO DIRECTION-FINDING RADIO NAVIGATION REGULATING SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES TESTING TRANSMISSION
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