Cognitive radio communication apparatus and method which...

Details Cognitive radio communication apparatus and method which... Cognitive radio communication apparatus and method which...

2008-07-07

2011-12-27

Dao, Minh D (Department: 2618)

Telecommunications

Transmitter and receiver at separate stations

Having measuring, testing, or monitoring of system or part

C455S067130, C455S522000, C455S114200, C370S329000

Reexamination Certificate

active

08086186

ABSTRACT:
A cognitive radio communication apparatus and method which adaptably controls a sensing reference level based on a transmission power of a transmitter is provided. A cognitive radio communication apparatus includes a sensing reference level control unit to adaptably control a sensing reference level based on a transmission power of a secondary transmitter included in a secondary network, and a fast sensing unit to determine whether a signal received for a predetermined time period exists based on the controlled sensing reference level.

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