Power source control device in car telephone mobile station...

Details Power source control device in car telephone mobile station... Power source control device in car telephone mobile station...

H - Electricity

02

H

325/17

H02H 7/20 (2006.01) H04Q 7/32 (2006.01)

Patent

CA 1275305

ABSTRACT A power source control device in a car telephone mobile station system where an abnormal state detecting means installed within a body CPU supervises signal transmitted from a hand set CPU, and if abnormal state of the signal from the hand set CPU caused by pulling-out of a hand set by a connector or runaway of the hand set CPU is detected, power source control signal is inputted to a control terminal of a power source circuit so as to change the power source circuit from the ON-state into the OFF-state.

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