Data transmission apparatus for CDMA communication system and method thereof
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United States of America Patent
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Jun 17, 2003
Grant Date -
N/A
app pub date -
Dec 31, 1998
filing date -
Nov 26, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A data transmission apparatus for a CDMA communication system and a method are disclosed. The apparatus includes a digital combiner for combining a plurality of digital signals spread by a plurality of CDMA spreader, a digital filter for filtering a signal inputted from the digital combiner, a D/A converter for converting the filtered digital signal into an analog signal, and an analog filter for filtering the converted analog signal, for thereby performing a combining in a digital region before a plurality of CDMA signals are converted into an analog form.
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