Continuous interference cancellation in a generalized RAKE receiver architecture

A receiver includes a receiver circuit that decodes multiple signals of interest contained in a composite received signal. The receiver comprises a plurality of successive signal detection stages to detect respective signals contained in the composite received signal. Each detection circuit comprise...

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Bibliographische Detailangaben
1. Verfasser: GRANT STEPHEN J.,KRASNY LEONID,WANG YI-PIN E.,MOLNAR KARL J.,CHENG JUNG-FU
Format: Patent
Sprache:eng
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Zusammenfassung:A receiver includes a receiver circuit that decodes multiple signals of interest contained in a composite received signal. The receiver comprises a plurality of successive signal detection stages to detect respective signals contained in the composite received signal. Each detection circuit comprises at least one Generalized RAKE combining circuit and generates a detected signal at an output. Each but the last stage further comprises a signal regeneration circuit that cancels the signal of interest detected by that stage from a stage input signal provided to the next stage such that successive detection of the signals of interest benefits from cumulative cancellation of the previously detected signals.