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Author:

万培元 (万培元.) | 李泽阳 (李泽阳.) | 李炳杰 (李炳杰.) | 刘旭 (刘旭.) | 陈志杰 (陈志杰.)

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incoPat

Abstract:

一种SAR ADC开关电容切换电路,属于模拟集成电路技术领域。包含六个电容C1‑C6电容以及十个开关S1‑S10开关。其中C1‑C6为开关电容电路的二进制电容阵列,其中第一个开关C1、第二个开关C2、第三个开关C3和第四个电容C4、第五个电容C5、第六个电容C6分别为差分电容阵列P、N两端。该电路采用下极板采样技术,可以避免采样过程中电荷泄露,可以实现更高精度的模数转换器,采样结束后,将采样电压保持在电容上极板上,在转换阶段,采用所提出的开关电容切换电路进行切换,实现在低功耗的转换。

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Patent Info :

Type: 发明申请

Patent No.: CN202211521950.X

Filing Date: 2022-12-01

Publication Date: 2023-03-07

Pub. No.: CN115765747A

Applicants: 北京工业大学

Legal Status: 实质审查

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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