Invention Application
US20160079946A1 MULTI-BAND LOW NOISE AMPLIFIER WITH A SHARED DEGENERATION INDUCTOR
审中-公开
具有共享衰减电感器的多带低噪声放大器
- Patent Title: MULTI-BAND LOW NOISE AMPLIFIER WITH A SHARED DEGENERATION INDUCTOR
- Patent Title (中): 具有共享衰减电感器的多带低噪声放大器
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Application No.: US14485368Application Date: 2014-09-12
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Publication No.: US20160079946A1Publication Date: 2016-03-17
- Inventor: Gireesh Rajendran , Rakesh Kumar , Manohar Seetharam
- Applicant: QUALCOMM Incorporated
- Main IPC: H03G3/30
- IPC: H03G3/30

Abstract:
An apparatus includes a first transistor configured to amplify first signal components within a first frequency band of a radio frequency signal, a second transistor configured to amplify second signal components within a second frequency band of the radio frequency signal, and a third transistor configured to amplify third signal components within a third frequency band of the radio frequency signal. The apparatus also includes a degeneration inductor having a first tapping point, a second tapping point, and a third tapping point. The first tapping point is coupled to the first transistor, the second tapping point is coupled to the second transistor, and the third tapping point is coupled to the third transistor.
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