Title:
CORDLESS TELEPHONE SET
Document Type and Number:
Japanese Patent JPH02189036
Kind Code:
A
Abstract:
PURPOSE: To realize a multi-cordless telephone set with simple constitution by controlling plural base units with a controller.
CONSTITUTION: A controller 22 sets only one of plural base units 21A-21C for call/reply and when the base unit for the call/reply is busy, one set of base unit other than the busy base units is set for call/reply. When the base unit for call/reply receives a call is signal from handsets 1A-1C, a speech channel is opened with the handset. Thus, a multi-cordless telephone set is realized with the simple constitution being the combination of plural base units of 1:1.
Inventors:
KUNIHIRO TAKUSHI
Application Number:
JP904789A
Publication Date:
July 25, 1990
Filing Date:
January 18, 1989
Export Citation:
Assignee:
SONY CORP
International Classes:
H04M1/00; H04B7/26; H04M1/733; (IPC1-7): H04B7/26; H04M1/00
Domestic Patent References:
| JPS6248136A | 1987-03-02 | |||
| JPS62207097A | 1987-09-11 |
Attorney, Agent or Firm:
Hidekuma Matsukuma
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