- 专利标题: METHOD FOR DEMODULATING A RF SIGNAL
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申请号: US18392372申请日: 2023-12-21
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公开(公告)号: US20240214010A1公开(公告)日: 2024-06-27
- 发明人: Francois Sittler , Patrick Guyard
- 申请人: STMicroelectronics (Grand Ouest) SAS
- 申请人地址: FR Le Mans
- 专利权人: STMicroelectronics (Grand Ouest) SAS
- 当前专利权人: STMicroelectronics (Grand Ouest) SAS
- 当前专利权人地址: FR Le Mans
- 优先权: EP 306990.7 2022.12.22
- 主分类号: H04B1/00
- IPC分类号: H04B1/00 ; H04B1/16
摘要:
The present disclosure relates to a method for demodulating a RF signal comprising the steps of: detecting if an analog to digital converter (ADC) of a Near Zero Intermediate Frequency (NZIF) receiver is in a clipping state; and if yes: determining and storing a first value (RSSI1) representative of the energy of a received signal demodulated by the Near Zero Intermediate Frequency (NZIF) receiver using a first intermediate frequency (IF1); determining and storing a second value (RSSI2) representative of the energy of the received signal demodulated by the Near Zero Intermediate Frequency (NZIF) receiver using a second intermediate frequency (IF2) corresponding to the opposite value of the first intermediate frequency (IF1), selecting the intermediate frequency corresponding to the lowest value of said first and second values.
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