Portable telephone capable of increasing facility of operation

Details Portable telephone capable of increasing facility of operation Portable telephone capable of increasing facility of operation

2006-02-02

2010-02-16

Trinh, Sonny (Department: 2618)

Telecommunications

Receiver or analog modulated signal frequency converter

Signal selection based on frequency

C455S550100, C455S569100, C455S355000, C455S566000, C455S575100, C348S552000

Reissue Patent

active

RE041131

ABSTRACT:
In a portable telephone which transmits and receives data having at least one of a voice signal and an image datum which are radio signals, the controlling device controls an amplifier so that a user can hear, at a first state that an ear is not near to a speaker, the voice from the speaker when the data from a base station includes a discrimination datum which represents the image datum. The controlling device controls the amplifier so that the user can hear, at a second state that the ear is near to the speaker, the voice from the speaker when the data from the base station does not include the discrimination datum which represents the image datum.

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