Pulse or digital communications – Spread spectrum – Direct sequence
Reexamination Certificate
1999-12-02
2008-10-14
Ahn, Sam K (Department: 2611)
Pulse or digital communications
Spread spectrum
Direct sequence
Reexamination Certificate
active
07436879
ABSTRACT:
A system and apparatus including a mobile station for use in a spread communication system having a spread signal on a particular channel for establishing synchronization. The particular channel for establishing synchronization existing on a plurality of frequencies. The mobile station includes a receiving unit receiving the plurality of frequencies; a measuring unit measuring a strength or a correlation value of the spread signal of the particular channel for each of the plurality of frequencies received by said receiving unit; and a synchronization establishing unit establishing synchronization based on the measured strength or correlation value of the spread signal.
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Aoki Nobuhisa
Iwamoto Hiroaki
Nakamura Takaharu
Ahn Sam K
Fujitsu Limited
Myers Wolin LLC
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