- 专利标题： Systems and methods for linear variable gain amplifier
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申请号： US17210080申请日： 2021-03-23
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公开(公告)号： US11463059B1公开(公告)日： 2022-10-04
- 发明人: Praveen Prabha , Karthik Raviprakash , Luke Wang , Stephane Dallaire
- 申请人： Marvell Asia Pte. Ltd.
- 申请人地址： SG Singapore
- 专利权人： Marvell Asia Pte. Ltd.
- 当前专利权人： Marvell Asia Pte. Ltd.
- 当前专利权人地址： SG Singapore
- 主分类号： H03G3/30
- IPC分类号： H03G3/30 ; H03F3/45 ; H03G1/00 ; H03G3/00
摘要：
The present invention is directed to electrical circuits. In a specific embodiment, the present invention provides variable gain amplifier that includes an impedance ladder and a control circuit. The impedance ladder includes n switches configured in parallel. The control circuit includes a digital-to-analog converter and an amplifier. The control circuit generates n control signals for the n switches. There are other embodiments as well.
公开/授权文献
- US20220311403A1 SYSTEMS AND METHODS FOR LINEAR VARIABLE GAIN AMPLIFIER 公开/授权日：2022-09-29
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