Coordinating communications in a heterogeneous...

Details Coordinating communications in a heterogeneous... Coordinating communications in a heterogeneous...

2004-02-06

2009-06-30

Yun, Eugene (Department: 2618)

Multiplex communications

Channel assignment techniques

Carrier sense multiple access

C370S389000, C370S329000

Reexamination Certificate

active

07555004

ABSTRACT:
A method communicates data between terminals in heterogeneous communications network. A coordinator broadcasts periodically a first beacon in a first signal format. The first beacon defines a start of a contention period and a start of a contention free period. The coordinator also broadcasts a second beacon in a second signal format during the contention free period. The second beacon also defines the start of the contention period and the start of the contention free period.

REFERENCES:
patent: 6754176 (2004-06-01), Gubbi et al.
patent: 7136361 (2006-11-01), Benveniste
patent: 7180905 (2007-02-01), Benveniste
patent: 7274707 (2007-09-01), Choi et al.

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