Title: Rake-based CDMA receivers for multiple receiver antennas
Application Number: 200480029037 Application Date: 2004.09.01
Publication Number: 1883142 Publication Date: 2006.12.20
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: H04B15/00,H04K1/00,H04L27/30
Applicant(s) Name: Interdigital Tech Corp. Address:
Inventor(s) Name: Li Bin
Attorney & Agent: ren yongwu
Abstract:
     A receiver comprises a plurality of antenna elements for receiving a data signal. Each antenna element has a plurality of Rake fingers. Each Rake finger processes a received multipath component of the received data signal of its antenna element by applying a complex weight gain to that received multipath component. A complex weight gain generator determines the complex weight gain for each Rake finger for each antenna element using an input from all the Rake fingers. A summer combines an output of each Rake finger to produce an estimate of the data signal.
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