Interference reduction receiver

Pulse or digital communications – Spread spectrum – Direct sequence

Reexamination Certificate

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Details

C375S152000, C375S343000, C375S149000, C375S150000

Reexamination Certificate

active

07953141

ABSTRACT:
An interference reduction receiver is disclosed. The interference reduction receiver includes a weight generating unit for obtaining weights by multiplying a signal correlation matrix of an input signal and a channel response vector. The input signal is despread at two or more predetermined timings, the despread signals are multiplied by the weights, the weight-multiplied signals are added, and an original signal is obtained.

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Tsuyoshi Hasegawa, et al., “Chokusetsu Kakusan Shingo no Sokan o Riyo shita MIXR Keisu no Kentor”, 2003 Nen The Institute of Electronics, Information and Communication Engineers Tsushin Society Taikai Koen Ronbunshu 1, B-5-45, p. 422, Sep. 10, 2003, Fig. 2.
“General Rake Receiver for Interference Suppression” IEEE Journal on Selected Areas in Communications, vol. 18, No. 8, Aug. 2000; pp. 1536-1545.

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