Interferer detection and channel estimation for wireless...

Telecommunications – Transmitter and receiver at separate stations – Having measuring – testing – or monitoring of system or part

Reexamination Certificate

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C455S063100

Reexamination Certificate

active

10738508

ABSTRACT:
System and method for improving performance of digital wireless communications systems in the presence of interferers. A preferred embodiment comprises generating a list of hypotheses from a list of known interferers and timing offsets, receiving a signal transmitted over-the-air, computing an error variance for each hypothesis, and selecting the hypothesis with the lowest error variance. The hypothesis can then be used to extract data from the received signal.

REFERENCES:
patent: 7079601 (2006-07-01), He
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“Channel Estimation Modeling”, Online 2000, pp. 1-15, XP002331761, Retrieved from the Internet: URL: http://www.comblab.hut.fi/opetus/260/chan—est.pdf>, Retrieved on Jun. 14, 2005, Section III, Least-squares (LS) channel estimation.
“Co-Channel Interference Canceling Receiver for TDMA Mobile Systems”, Communications—Gateway to Globalization Proceedings of the International Conference on Communications, Seattle, Jun. 18-22, 1995, Proceedings of the International Conference on Communications (ICC), New York, IEEE, vol. 1, Jun. 18, 1995, pp. 17-21, XP000532964, ISBN: 0-7803-2487-0.

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