Invention Grant
- Patent Title: Techniques for managing a shared low noise amplifier automatic gain control in dual sim dual active deployments
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Application No.: US17348070Application Date: 2021-06-15
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Publication No.: US11617140B2Publication Date: 2023-03-28
- Inventor: Vineet Cherian , Thawatt Gopal , Tsai-Chen Huang , Ketan Humnabadkar , Rimal Patel , Reza Shahidi
- Applicant: QUALCOMM Incorporated
- Applicant Address: US CA San Diego
- Assignee: QUALCOMM Incorporated
- Current Assignee: QUALCOMM Incorporated
- Current Assignee Address: US CA San Diego
- Agency: Holland & Hart LLP
- Agent Lei Dong
- Main IPC: H04W52/52
- IPC: H04W52/52 ; H04W72/04 ; H04W52/28 ; H04W88/06

Abstract:
Methods, systems, and devices for wireless communications are described. In some systems, a user equipment (UE) may support multi-subscriber identity module (SIM) operation in dual SIM dual active (DSDA) deployments. In some aspects, the UE may receive, via an antenna of the UE, a first signal associated with a first network subscription on a first receive path of the antenna and a second signal associated with a second network subscription on a second receive path of the antenna. The UE may determine a signal strength for each of the first signal and the second signal, determine a first gain for the first receive path and a gain for a low noise amplifier (LNA) coupled with the antenna based on the signal strength of the first signal, and determine a gain for the second receive path based on the signal strength of the second signal and the gain of the LNA.
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