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发明名称
视讯自动增益控制电路及相关方法
摘要
一种视讯自动增益控制电路及相关方法。视讯自动增益控制电路包含类比数位转换器、包迹线侦测器以及极値侦测器。类比数位转换器将调变之中频视讯讯号取样转换成数位视讯讯号,包迹线侦测器根据数位视讯讯号产生基频振幅讯号,极値侦测器根据基频振幅讯号产生极値资讯对射频讯号进行增益调整。
申请公布号
TW200824449
申请公布日期
2008.06.01
申请号
TW095144006
申请日期
2006.11.28
申请人
晨星半导体股份有限公司
发明人
吴山宗
分类号
H04N5/52(2006.01)
主分类号
H04N5/52(2006.01)
代理机构
代理人
许锺迪
主权项
地址
新竹县竹北市台元街26号4楼之1
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