US Patent 6947502 Parameter estimator for a multiuser detection receiver
Patent 6947502 was granted and assigned to LG on September, 2005 by the United States Patent and Trademark Office.
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Patent abstract
A Parameter Estimator for accurately estimating signature responses of multiple co-channel interfering digital transmission signals. The Parameter Estimator is used in a Multiuser Detection (MUD) Receiver to significantly reduce the error rate. The Parameter Estimator comprises a plurality of software components, including a Signature Waveform Estimator, Training Sequence Locator, Noise Estimator, Active Users Tester, Initial Transformation Matrix Builder, a Transformation Matrix Rebuilder, and a Transformation Matrix Selector, and generates an estimated noise power, a training sequence index and estimated signature waveforms.
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Patent Inventor Names
Joshua D. Niedzwiecki0
Matthew A. Taylor0
Robert B. MacLeod0
Date of Patent
September 20, 2005
0Patent Application Number
102287870
Date Filed
August 26, 2002
0Patent Primary Examiner
Golden AI
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US Patent 6947502 Parameter estimator for a multiuser detection receiver
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