Pulse or digital communications – Receivers – Particular pulse demodulator or detector
Reexamination Certificate
2011-03-08
2011-03-08
Torres, Juan A (Department: 2611)
Pulse or digital communications
Receivers
Particular pulse demodulator or detector
C370S320000, C370S335000, C370S342000, C370S441000, C370S479000, C370S515000, C708S300000, C708S422000, C708S813000, C708S819000
Reexamination Certificate
active
07903768
ABSTRACT:
The present invention discloses a method and apparatus for implementing matched filter in a system using QPSK modulation. In the present invention, a multiplier is changed as a multiplexer by using the characteristic of the pilot sequence (or training sequence) so as to implement the matched filter.
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Ho, H; et al “Complex Matched FIR Filters for Detection of Primary and Secondary Synchronization Codes om W-CDMA” CCECE 2003. Canadian Conference on Electrical and Computer Engineering. vol. 3 of 3, May 4, 2003, pp. 227-230.
Li Yan
Zhu Xia
ST-Ericsson SA
Torres Juan A
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