Scheduling collaborative uplink transmissions in OFDMA systems using multipath direction of arrival analysis

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United States of America Patent

PATENT NO 8908783
SERIAL NO

12582764

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Abstract

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Techniques are provided for receiving uplink transmissions at a plurality of antennas at a base station from a plurality of client stations. Uplink spatial transmissions are analyzed to produce a plurality of direction of arrival (DOA) components associated with the plurality of client stations. The DOA components associated with the plurality of client stations are compared with each other and two or more client stations are selected to participate in an uplink collaborative spatial multiplexing transmission session based on dissimilarities of their DOA components.

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Patent Owner(s)

  • CISCO TECHNOLOGY, INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hedayat, Ahmadreza Allen, US 44 780
Jin, Hang Plano, US 171 2884

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