Invention Grant
- Patent Title: Variable gain control system and method for an amplifier
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Application No.: US17127242Application Date: 2020-12-18
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Publication No.: US11588458B2Publication Date: 2023-02-21
- Inventor: Marco Vigilante , Chinmaya Mishra
- Applicant: QUALCOMM INCORPORATED
- Applicant Address: US CA San Diego
- Assignee: QUALCOMM INCORPORATED
- Current Assignee: QUALCOMM INCORPORATED
- Current Assignee Address: US CA San Diego
- Agency: Smith Tempel Blaha LLC/Qualcomm
- Main IPC: H03F3/19
- IPC: H03F3/19 ; H03G3/30 ; H03F3/193 ; H03F3/21 ; H03H11/30

Abstract:
An amplifier circuit for a millimeter wave (mmW) communication system includes an amplifier coupled to a matching network, and a variable gain control circuit in the matching network, the variable gain control circuit having an adjustable gain control resistance, the adjustable gain control resistance having adjustable segments and a center node therebetween, the center node coupled to an alternating current (AC) ground.
Public/Granted literature
- US20220200557A1 VARIABLE GAIN CONTROL SYSTEM AND METHOD FOR AN AMPLIFIER Public/Granted day:2022-06-23
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