Cordless telephone

Details Cordless telephone Cordless telephone

1994-01-24

1997-11-11

Bost, Dwayne

Telephonic communications

Audio message storage, retrieval, or synthesis

379 58, 455 541, H04Q 720

Patent

active

056872186

ABSTRACT:
A cordless telephone connected through a radio line to a master unit enclosing a telephone line comprises: a receiver to receive a radio signal; a memory to store a plurality of ID numbers; and a speaker which rings when the ID number received by the receiver coincides with either one of the ID numbers stored in the memory. The speaker has a display to display the coincident ID number. With the apparatus of the invention, the operator can make a speech of monitor an absence recorded message by a slave unit at a remote position away from the master unit by certainly recognizing the called slave unit through a monitor sound or an indication lamp.

REFERENCES:
patent: 4768218 (1988-08-01), Yorita
patent: 4852148 (1989-07-01), Shibata et al.
patent: 4879740 (1989-11-01), Nagashima et al.
patent: 4881259 (1989-11-01), Scordato
patent: 4882766 (1989-11-01), Akaiwa
patent: 4953198 (1990-08-01), Daly et al.
patent: 5097500 (1992-03-01), Itoh
patent: 5101500 (1992-03-01), Marui
patent: 5123043 (1992-06-01), Higashiyama et al.
America Series, Cellular Mobile Telephone by Motorola, Jan. 1989.

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