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发明名称
低副杂性适应频道估算
摘要
本发明提供一种无线通讯信号之频道估测装置及方法,该信号系接收自至少一相对行动无线传输/接收单元(WTRU)。具有独特索引值的预设滤波器系数系储存于记忆体装置中。一索引产生器将行动单元速率及SNR的估测值与一特定的滤波器系数集合相匹配,且选择对应索引值,藉此,该记忆体根据该索引值执行一搜寻功能,并输出一滤波器系数向量。该无线通讯信号之频道估测系在滤波器之输出执行,或者,可使用一组平行滤波器,其系连续性地执行,以产生数个频道估测,藉此,可根据相关最小均方误差或最高SNR值选择最终的估测。
申请公布号
TW200715886
申请公布日期
2007.04.16
申请号
TW095120107
申请日期
2005.12.01
申请人
内数位科技公司
发明人
菲利普佩特拉斯基
分类号
H04Q7/34(2006.01)
主分类号
H04Q7/34(2006.01)
代理机构
代理人
蔡清福
主权项
地址
美国
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