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author:

魏榕山 (魏榕山.) [1] (Scholars:魏榕山) | 杨善志 (杨善志.) [2]

Indexed by:

CQVIP

Abstract:

利用CMOS工艺制作的霍尔传感器一般失调电压较大.为了抑制霍尔传感器的失调电压,文中提出一种正交耦合旋转电流技术,利用开关改变失调电压的极性,经过采样相加抑制霍尔元件的失调电压,同时利用相关双采样技术降低电路失调电压.采用Cadence工具对电路进行仿真验证,3.3V的供电电压下,平均失调电压为550 μV.结果表明,电路有效降低了霍尔传感器的失调电压.

Keyword:

低失调 旋转电流 正交耦合 霍尔传感器

Community:

  • [ 1 ] [魏榕山]福州大学
  • [ 2 ] [杨善志]福州大学

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Source :

电子科技

ISSN: 1007-7820

CN: 61-1291/TN

Year: 2018

Issue: 1

Volume: 31

Page: 1-3,8

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 2

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