Protocol adapter equipment for a telephone set, and a telephone

Details Protocol adapter equipment for a telephone set, and a telephone Protocol adapter equipment for a telephone set, and a telephone

1997-04-23

1999-08-10

Pham, Chi H.

Multiplex communications

Pathfinding or routing

Combined circuit switching and packet switching

H04L 1266

Patent

active

059369523

ABSTRACT:
Protocol adapter equipment for a telephone set including a processing unit (14) provided with hardware and software means organized to enable the telephone set to operate in compliance with a circuit mode communications protocol via a communications link (3) of a telephone network (4), and a telephone set provided with such equipment. The equipment includes a coupler (18) enabling it to operate in packet mode via the communications link in addition to the coupler (17) enabling it to operate in circuit mode, the two couplers being connected to said communications link via a selective switching member (16) and being governed by the processing unit of the set, which unit is provided, for this purpose, with means including a packet mode protocol manager (20) in addition to a circuit mode protocol manager (19).

REFERENCES:
patent: 4996685 (1991-02-01), Farese et al.
patent: 5303326 (1994-04-01), Dean et al.
patent: 5598411 (1997-01-01), Matsukawa
patent: 5729544 (1998-03-01), Lev et al.

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