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发明名称
可动态调整增益之功率放大电路
摘要
本发明提供一种可动态调整增益之功率放大电路,包括一供电单元、一输入功率检测单元及一功率放大单元;供电单元用以提供一供电讯号;输入功率检测单元接收一差动输入讯号及供电讯号,检测差动输入讯号之功率以产生一检测讯号,利用检测讯号调升或调降一偏压讯号;功率放大单元接收差动输入讯号及偏压讯号,根据偏压讯号调整增益,再利用调整后之增益以放大差动输入讯号而输出一差动输出讯号;则,根据检测差动输入讯号之功率以动态调整功率放大电路之增益,致使以输出一符合于实际功率之差动输出讯号。;
申请公布号
TW201539977
申请公布日期
2015.10.16
申请号
TW103112432
申请日期
2014.04.03
申请人
络达科技股份有限公司
发明人
刘宇华;黄亭尧;杨展昇
分类号
H03F3/20(2006.01);H03G3/20(2006.01)
主分类号
H03F3/20(2006.01)
代理机构
代理人
张秀夏黄淑芬
主权项
地址
新竹市笃行路6之5号5楼 TW
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