Telephonic communications – Terminal – Housing or housing component
Patent
1998-05-19
2000-08-08
Chiang, Jack
Telephonic communications
Terminal
Housing or housing component
379429, H04M 100
Patent
active
06101253&
ABSTRACT:
Disclosed is an ultra-slim telephone set in which a plurality of circuit elements of telephone are mounted on both sides of the PCB in a multi-layer manner so as to reduce the telephone body and the handset is made earphone-typed to be hung in one of ears and can be separated/attached from/to the body with the use of the phone jack so as to make the size of the top side of the telephone be as small as a keypad, so that the telephone set can be hand-held and mobile making the user who especially may have to work with both hands have an improved work environment. The present invention provides the telephone set having an ultra-slim body comprising a first small and double-sided PCB whose structure is configured to have a plurality of telephone circuit elements in a manner of multi-layer, a second small and double-sided PCB in which a plurality of keys for entering telephone numbers as well as for selecting a desired function are mounted, positioned above the first small and double-sided PCB, a case for covering the first and the second PCB as one, of which the plurality of keys are placed on the top side and a connecting means for connecting a handset located at the side of the case and for connecting a telephone line located at the rear side of the case. The present invention further provides a handset comprises a connection means corresponding to the handset connection means, which can be separated/attached from/to the ultra-slim body, and also comprises a microphone and a speaker for respectively input/output of voice signals and amplifiers for respectively the input voice signals and the output voice signals, and both of which are combined as one in a case such that the speaker portion can be attached to one of ears.
REFERENCES:
patent: 4490579 (1984-12-01), Godoshian
patent: 4754484 (1988-06-01), Larkin et al.
patent: 5271056 (1993-12-01), Pesola et al.
Lee Chul Hyoung
Shin Kwang Ho
Chiang Jack
Y.T.C. Telecom. Co., Ltd.
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