System configuration of wireless PBX and communication method th

Details System configuration of wireless PBX and communication method th System configuration of wireless PBX and communication method th

1989-03-31

1990-09-04

Dwyer, James L.

Telephonic communications

Having light wave or ultrasonic link for speech or paging...

Including fiber optic link within telephone network

455 33, 379 63, H04Q 704

Patent

active

049550500

ABSTRACT:
A system configuration of wireless PBX (Private Branch Exchange) and communication method therefor with high user facility. In the system configuration of wireless PBX and communication method therefor, a specified telephone number is assigned to each portable radio telephone and also to each radio base station disposed at a predetermined area interval. Not only a person can issue a call by designating another subscriber to a portable radio telephone, but also the person can call an arbitrary subscriber to a portable radio telephone present near at an arbitrary radio base station.

REFERENCES:
patent: 4658416 (1987-04-01), Tanaka
patent: 4771448 (1988-09-01), Koohgoli et al.
patent: 4843622 (1989-06-01), Yotsutani et al.
"System Configuration of Multi-Zone Cordless Telephone", Nation Conference Record, 1986, The Institute of Electronics and Communication Engineers of Japan, pp. 2-256.
Tobagi, F. A., "Modeling and Performance Networks Proceedings of the IEEE", vol. 75, No. 1, pp. 135-155.

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