发明名称 |
Apparatus and method for compensating feedback path distortion |
摘要 |
Provided are an apparatus and method for compensating a feedback path distortion in a digital broadcasting signal. The apparatus for improving a performance of a pre-equalizer in a transmitter of a digital broadcasting system having a feedback path for adaptively generating a filter coefficient of the pre-equalizer, includes a reference signal generator for generating a reference radio frequency (RF) signal, a feedback path estimator for estimating transmission band characteristic information for the feedback path based on the reference RF signal generated from the reference signal generator, and a feedback path compensator for compensating a demodulated signal transferred through the feedback path based on the estimated transmission band characteristic information from the feedback path estimator and generating a filter coefficient of the pre-equalizer.
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申请公布号 |
US8514960(B2) |
申请公布日期 |
2013.08.20 |
申请号 |
US20070517924 |
申请日期 |
2007.12.05 |
申请人 |
SEO JAE-HYUN;KIM HEUNG-MOOK;EUM HO-MIN;PARK SUNG-IK;LEE JAE-YOUNG;LIM JONG-SOO;LEE SOO-IN;ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE |
发明人 |
SEO JAE-HYUN;KIM HEUNG-MOOK;EUM HO-MIN;PARK SUNG-IK;LEE JAE-YOUNG;LIM JONG-SOO;LEE SOO-IN |
分类号 |
H04B7/02 |
主分类号 |
H04B7/02 |
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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