Method and apparatus for relay station neighbor discovery

Multiplex communications – Communication over free space – Repeater

Reexamination Certificate

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C370S254000

Reexamination Certificate

active

08000283

ABSTRACT:
A method and apparatus for relay station neighbor discovery by providing predictable timing for relay station preambles and route advertisements, minimizing signaling overhead by keeping these times fixed, scheduling a subset of relay stations for transmission of relay station preamble during any given transmission zone, and allowing the scanning relay stations to scan for a fraction of a frame to determine its neighbors without any repercussions to its activity in the rest of the frame.

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W. Zou and J. Liu, “Neighborhood Discovery and Topology Learning”, IEEE 802.16 Presentation Submission, IEEE S802.16J-06/28, Nov. 2006, 5 pages.
P. Wang and A. Boanu, “Relay-Station Preamble Segment Assignment/Re-assignment Scheme”, IEEE C802.16j-06/199, Nov. 2006, 12 pages.
PCT/US2008/054495, PCT Search Report and Written Opinion, mailed Jul. 8, 2008, 10 pages.
PCT/US2008/054495, PCT Preliminary Report on Patentability, mailed Sep. 17, 2009, 8 pages.

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