发明授权
US07671685B2 Method and system for a low power fully differential noise cancelling low noise amplifier
有权
低功耗全差分噪声消除低噪声放大器的方法和系统
- 专利标题: Method and system for a low power fully differential noise cancelling low noise amplifier
- 专利标题(中): 低功耗全差分噪声消除低噪声放大器的方法和系统
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申请号: US11694266申请日: 2007-03-30
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公开(公告)号: US07671685B2公开(公告)日: 2010-03-02
- 发明人: Yuyu Chang
- 申请人: Yuyu Chang
- 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: H03F3/04
- IPC分类号: H03F3/04
摘要:
Aspects of a method and system for a low power fully differential noise canceling low noise amplifier (NC LNA) are provided. The NC LNA may receive signals via a single ended input and may generate an amplified symmetric differential output from the received signals. The NC LNA may utilize capacitor dividers, such as a capacitor bank, in the single ended input in order to provide impedance transformation that enables low power operation and matching to an input port. The NC LNA may generate one portion of the amplified symmetric differential output via a voltage divider, which may comprise a plurality of capacitors, such as a capacitor bank. The NC LNA may be implemented utilizing one or more circuits.
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