Pulse or digital communications – Spread spectrum – Direct sequence
Reexamination Certificate
2007-07-31
2007-07-31
Kim, Kevin (Department: 2611)
Pulse or digital communications
Spread spectrum
Direct sequence
C375S142000, C375S152000, C375S343000
Reexamination Certificate
active
10003065
ABSTRACT:
A Rake receiver suitable for receiving, for example, direct sequence CDMA signals, in which the pilot code used to correlate the received signal in each Rake finger (RF1, RF2, RFN) is interpolated prior to the correlation.
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By R. Price & P.E. Green Entitled: “A Communication Technique for Multipath Channel” 1958 Proceedings of the IRE pp. 555-570.
By J.J. Spiklker, Jr. Entitled: “Delay-Lock Tracking of Binary Signals” 1962 IEEE Transactions on Space Electronics and Telemetry, 9 (1963) pp. 1-8.
Kim Kevin
Koninklijke Philips Electronics , N.V.
Wong Linda
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