发明名称 |
ADATIVE MODULATION WITH NON-PILOT SYMBOLS |
摘要 |
<p>To improve the reliability of channel estimation, data symbols at determined positions of the transmitted data stream are replaced by quasi-pilot symbols. The quasi-pilot symbols carry data modulated onto the carrier with a different modulation scheme than the original symbols. The modulation scheme for the quasi-pilot symbols has a lower amplitude and/or phase ambiguity than the modulation scheme for the original data symbol.</p> |
申请公布号 |
EP1864457(B1) |
申请公布日期 |
2013.07.31 |
申请号 |
EP20050716422 |
申请日期 |
2005.03.29 |
申请人 |
PANASONIC CORPORATION |
发明人 |
GOLITSCHEK EDLER VON ELBWART, ALEXANDER;YOSHII, ISAMU;WENGERTER, CHRISTIAN |
分类号 |
H04L25/02 |
主分类号 |
H04L25/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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