Pulse or digital communications – Spread spectrum – Direct sequence
Reexamination Certificate
2008-07-29
2008-07-29
Ghayour, Mohammad (Department: 2611)
Pulse or digital communications
Spread spectrum
Direct sequence
C342S173000, C342S189000
Reexamination Certificate
active
11073842
ABSTRACT:
A spread spectrum radar performs a target detection process in a first mode. The target detection process includes performing a slide unit detection a plurality of times while sliding transmission code by predetermined number of chips. The slide unit detection includes transmitting the transmission code and performing a sliding-correlation calculation between the transmission code and a reception code. A method for evaluating the spread spectrum radar includes when the spread spectrum radar is changed to a second mode, which is different from the first mode, stopping the slide unit detection to be performed subsequently to the slide unit detection being performed at a time of changing to the second mode; and transferring a data group that indicates sliding correlation values obtained in the slide unit detection being performed at the time of changing to the second mode.
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Kakishita Etsuo
Nakano Masao
Fujitsu Ten Limited
Ghayour Mohammad
Williams Lawrence B
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