Communication initialization method at medium access control...

Details Communication initialization method at medium access control... Communication initialization method at medium access control...

2011-08-23

2011-08-23

Hu, Jinsong (Department: 2617)

Telecommunications

Radiotelephone system

Zoned or cellular telephone system

C455S451000, C455S452100, C455S452200, C455S454000, C455S455000, C455S464000, C455S509000, C455S515000, C455S516000, C370S329000, C370S348000

Reexamination Certificate

active

08005480

ABSTRACT:
A communication initialization method at a MAC layer in a CR wireless communication system is provided. The use or non-use of a frequency band is sensed over a broadband with a minimized sensing time in a non-interfering manner with existing communication systems.

REFERENCES:
patent: 2006/0221918 (2006-10-01), Wang
patent: 2007/0220547 (2007-09-01), Teskey
patent: 2008/0051086 (2008-02-01), Etemad et al.
Author=Prof. Robert W. Brodersen Title=Corvus: A Cognitive Radio Approach for Usage of Virtual Unlicensed Spectrum Date=Jul. 29, 2004 Pertinent Pages=21.
Corie Lok, Spectrum Scavenging, Jul. 2005, www.technologyreview.com, 1.
Control Signal, http://www.ait-pg.co.uk, 1 page.
Control Signal, http://encyclopedia2.thefreedictionary.com, 1 page.

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