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发明名称
具有自动调谐能力的复数滤波器及其接收器、系统与调谐方法
摘要
一种具有自动过滤一复数信号能力的复数滤波器。该复数滤波器包括一第一低通滤波器、一第二低通滤波器、复数电阻、一积分器、一比较器以及一数位单元。该复数信号包括一虚部以及一实部。该积分器、该比较器以及该数位单元构成一调谐电路。该调谐电路可产生复数控制信号,以调谐该复数滤波器至一预设频率。该调谐电路可于一预设期间之后关断。
申请公布号
TW200737702
申请公布日期
2007.10.01
申请号
TW096107185
申请日期
2007.03.02
申请人
凹凸科技股份有限公司
发明人
杜定坤;李永明;陈斯德
分类号
H03H17/02(2006.01)
主分类号
H03H17/02(2006.01)
代理机构
代理人
张立业
主权项
地址
美国
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