发明授权
US07925220B2 Method and system for matching an integrated FM system to an antenna utilizing on-chip measurement of reflected signals
失效
利用片上测量反射信号将集成FM系统与天线进行匹配的方法和系统
- 专利标题: Method and system for matching an integrated FM system to an antenna utilizing on-chip measurement of reflected signals
- 专利标题(中): 利用片上测量反射信号将集成FM系统与天线进行匹配的方法和系统
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申请号: US11832468申请日: 2007-08-01
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公开(公告)号: US07925220B2公开(公告)日: 2011-04-12
- 发明人: Thomas Baker
- 申请人: Thomas Baker
- 申请人地址: US CA Irvine
- 专利权人: Broadcom Corporation
- 当前专利权人: Broadcom Corporation
- 当前专利权人地址: US CA Irvine
- 代理机构: McAndrews, Held & Malloy, Ltd.
- 主分类号: H04B17/00
- IPC分类号: H04B17/00
摘要:
Aspects of a method and system for matching an integrated FM system to an antenna utilizing on-chip measurement of reflected signals are provided. In this regard a portion of a signal output by an integrated FM radio transmit block and reflected by an antenna may be routed to an on-chip signal analyzer. Accordingly, measurements of the reflected signals may be utilized to configure a matching network in order to provide a best impedance match between the FM radio and the antenna. In this regard, a best impedance match may maximize radiation efficiency and/or radiated power. Additionally, the configuration of the matching network may incorporate a correction algorithm/offset experimentally determined via a calibration utilizing external components.
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