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发明名称
无线通讯系统之新进式主动混频器
摘要
本发明系为一种无线通讯系统之新进式主动混频器,其系由低杂讯放大器、功率结合器以及混频器所组成。该低杂讯放大器系为两级,其中第二级亦作为功率结合器之RF输入端缓冲级,共用同一颗FET电晶体,因而可以降低功率消耗,达到省电之目的。另外,该RF输入端缓冲级两侧可选择性置入串联谐振电路及并联谐振电路,形成主动带通滤波器,达到镜像杂讯抑制的目的,俾使整体主动混频器电路达成低杂讯、高增益、高隔离度、省电、镜像信号抑制之性能。
申请公布号
TW200511738
申请公布日期
2005.03.16
申请号
TW092124673
申请日期
2003.09.05
申请人
私立逢甲大学
发明人
何满龙;邱逸群;王玉真;孔繁喜;沈俊良
分类号
H04B1/00;H03D7/00
主分类号
H04B1/00
代理机构
代理人
田国健
主权项
地址
台中市西屯区文华路100号
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