Cordless telephone system

Details Cordless telephone system Cordless telephone system

1995-12-11

1999-08-31

Nguyen, Chau

Multiplex communications

Duplex

Communication over free space

370 1, 370337, 370515, H04J 300

Patent

active

059463058

ABSTRACT:
A digital cordless telephone system can prevent control signals transmitted from a plurality of base stations from interfering with each other In a digital cordless telephone system wherein a communication signal is transmitted among it and terminal stations by transmitting digital data through a predetermined channel and a communication among it and the terminal stations is controlled by a control channel different from the predetermined channel, data in a slot arrangement is used as a control signal, the control signal of the slot arrangement is intermittently transmitted at a constant interval, and a transmission at every constant interval is randomly extinguished.

REFERENCES:
patent: 4679225 (1987-07-01), Higashiyama
patent: 4837802 (1989-06-01), Higashiyama et al.
patent: 4864588 (1989-09-01), Simpson et al.
patent: 5199049 (1993-03-01), Wilson
patent: 5247702 (1993-09-01), Su
patent: 5446756 (1995-08-01), Mallinckrodt
patent: 5663716 (1997-09-01), Miwa et al.

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