Radio port controller in a wireless personal communication syste

Details Radio port controller in a wireless personal communication syste Radio port controller in a wireless personal communication syste

1995-06-07

1998-03-10

Dung, Dinh C.

Multiplex communications

Wide area network

Packet switching

370364, 370380, 379 9309, 455432, 395311, H04Q 724, H04L 1200

Patent

active

057271607

ABSTRACT:
A preferred embodiment provides a radio port controller in a wireless personal communications system including a first interface module in communication with a radio port, a second interface in communication with a digital switch, and at least one switching transcoder module in communication with the first and second interface modules. A further preferred embodiment provides that the switching transcoder module includes a digital signal processor. The radio port controller preferably has a communication backplane including a plurality of slots, and each slot is preferably adapted to selectively receive either a T1 card interfacing to a T1 line or an E1 card interfacing to an E1 line.

REFERENCES:
patent: 4829554 (1989-05-01), Barnes et al.
patent: 5343513 (1994-08-01), Kay et al.
patent: 5475689 (1995-12-01), Kay et al.
patent: 5526397 (1996-06-01), Lohman
Harasty et al. "Architecture Alternatives for Wireless Data Servies", Universal Personal Communications, 1994 3rd Int'l Conference, 1994.

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