发明公开
EP3148083A1 ANALOG-TO-DIGITAL CONVERTER WITH BANDPASS NOISE TRANSFER FUNCTION
审中-公开
模拟数字万用表MITBANDPASSRAUSCHÜBERTRAGUNGSFUNKTION
- 专利标题: ANALOG-TO-DIGITAL CONVERTER WITH BANDPASS NOISE TRANSFER FUNCTION
- 专利标题(中): 模拟数字万用表MITBANDPASSRAUSCHÜBERTRAGUNGSFUNKTION
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申请号: EP16189537.0申请日: 2016-09-19
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公开(公告)号: EP3148083A1公开(公告)日: 2017-03-29
- 发明人: Ho, Stacy , Tseng, Wei-Hsin
- 申请人: MediaTek Inc.
- 申请人地址: No. 1, Dusing Road 1st, Science-Based Industrial Park Hsin-Chu 300 TW
- 专利权人: MediaTek Inc.
- 当前专利权人: MediaTek Inc.
- 当前专利权人地址: No. 1, Dusing Road 1st, Science-Based Industrial Park Hsin-Chu 300 TW
- 代理机构: Gilani, Anwar
- 优先权: US201562221938P 20150922; US201615165088 20160526
- 主分类号: H03M3/00
- IPC分类号: H03M3/00 ; H04B1/00 ; H04L5/00 ; H04L27/26
摘要:
Methods and apparatus for providing bandpass analog to digital conversion (ADC) in RF receiver circuitry of a wireless-communication device. The bandpass ADC includes first noise-shaping successive approximation register (NS-SAR) circuitry arranged in a first path and second NS-SAR circuitry arranged in a second path parallel to the first path, wherein the first and second NS-SAR circuitries are configured to alternately sample an analog input voltage at a particular sampling rate and to output a digital voltage at the particular sampling rate.
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