Pulse or digital communications – Receivers – Particular pulse demodulator or detector
Reexamination Certificate
2007-12-21
2011-10-04
Timory, Kabir A (Department: 2611)
Pulse or digital communications
Receivers
Particular pulse demodulator or detector
C375S260000, C375S262000, C375S341000, C375S346000, C375S349000
Reexamination Certificate
active
08031814
ABSTRACT:
The present invention relates to an apparatus and method for estimating a channel in a wireless communication system. The apparatus according to the present invention includes an estimator for initially estimating a channel response value by using a predetermined signal among reception signals, a detector for detecting transmission signals by using the channel response value and an operator for updating the channel response value by using detected transmission signals, a detection accuracy and reception signals.
REFERENCES:
patent: 2002/0150037 (2002-10-01), Bao et al.
patent: 2007/0116157 (2007-05-01), Kimura et al.
patent: 2008/0101483 (2008-05-01), Aziz
patent: 10-2004-0077576 (2004-09-01), None
Office Action dated Sep. 9, 2009 in connection with Korean Patent Application No. 2007-135657.
Bin Dong, et al., “A New Class of Soft MIMO Demodulation Algorithms”, IEEE Transactions on Signal Processing, vol. 51, No. 11, Nov. 2003, p. 2752-2763.
Cho Yong-Soo
Hwang Suk-Seung
Kim Jae-Kwon
Lee Joo-Hyun
Lee Kyu-In
Chung-Ang University Industry-Academy Cooperation Foundation
Samsung Electronics Co,. Ltd.
Timory Kabir A
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