Communications system and communication method

Details Communications system and communication method Communications system and communication method

2007-11-06

2007-11-06

Phan, Man U. (Department: 2616)

Multiplex communications

Communication techniques for information carried in plural...

Combining or distributing information via frequency channels

C370S392000, C370S465000

Reexamination Certificate

active

10222250

ABSTRACT:
Communications system and communication method which control group communication processes in a more efficient and flexible way. A downstream frame generation means produces a downstream frame for group communication, providing group communication time slots therein. An office-side group communication control means controls communications processes by sending the downstream frame and receiving an upstream frame. An upstream frame generation means produces an upstream frame. A subscriber-side group communication control means controls the group communication processes by sending the upstream frame and receiving the downstream frame.

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