Invention Grant
- Patent Title: Apparatus and method to determine impedance and/or admittance in a wireless device
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Application No.: US17039827Application Date: 2020-09-30
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Publication No.: US11609253B2Publication Date: 2023-03-21
- Inventor: Bhushan Shanti Asuri , Chinmaya Mishra , Omar Essam El-Aassar
- Applicant: QUALCOMM Incorporated
- Applicant Address: US CA San Diego
- Assignee: QUALCOMM Incorporated
- Current Assignee: QUALCOMM Incorporated
- Current Assignee Address: US CA San Diego
- Agency: Loza & Loza LLP
- Main IPC: G01R27/02
- IPC: G01R27/02 ; G01R25/04
Abstract:
In certain aspects, an apparatus includes a power detector coupled between a power amplifier and an antenna, and a voltage detector coupled between the power amplifier and the antenna. The apparatus also includes a phase shifter coupled to the power detector, and a load measurement circuit coupled to the power detector, the voltage detector, and the phase shifter.
Public/Granted literature
- US20220099719A1 APPARATUS AND METHOD TO DETERMINE IMPEDANCE AND/OR ADMITTANCE IN A WIRELESS DEVICE Public/Granted day:2022-03-31
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