Pulse or digital communications – Spread spectrum – Direct sequence
Reexamination Certificate
2003-11-07
2008-08-26
Tran, Khanh C (Department: 2611)
Pulse or digital communications
Spread spectrum
Direct sequence
Reexamination Certificate
active
07418027
ABSTRACT:
A transmitter for ultra wideband communications includes a spread modulator for spreading input data to a wideband signal having a form in which a plurality of carriers are constantly transmitted and a amplifier for amplifying the spread signal obtained from the spread modulator. The amplified signal obtained from the amplifier is transmitted as a baseband signal by one of a wired and wireless transmission.
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Dickstein & Shapiro LLP
Ricoh & Company, Ltd.
Tran Khanh C
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