CN105974202A - 具有多量程的微电容参比测量电路及方法 - Google Patents
具有多量程的微电容参比测量电路及方法 Download PDFInfo
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- CN105974202A CN105974202A CN201610450873.1A CN201610450873A CN105974202A CN 105974202 A CN105974202 A CN 105974202A CN 201610450873 A CN201610450873 A CN 201610450873A CN 105974202 A CN105974202 A CN 105974202A
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- capacitance
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
- G01R27/2605—Measuring capacitance
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- General Physics & Mathematics (AREA)
- Measurement Of Resistance Or Impedance (AREA)
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CN201610450873.1A CN105974202B (zh) | 2016-06-21 | 2016-06-21 | 具有多量程的微电容参比测量电路及方法 |
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CN201610450873.1A CN105974202B (zh) | 2016-06-21 | 2016-06-21 | 具有多量程的微电容参比测量电路及方法 |
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CN105974202A true CN105974202A (zh) | 2016-09-28 |
CN105974202B CN105974202B (zh) | 2019-06-28 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107589316A (zh) * | 2017-08-25 | 2018-01-16 | 中国科学院近代物理研究所 | 电荷测量电路 |
CN113030585A (zh) * | 2021-03-18 | 2021-06-25 | 美钻深海能源科技研发(上海)有限公司 | 一种电容测量装置及方法 |
CN115825581A (zh) * | 2023-02-20 | 2023-03-21 | 成都睿宝电子科技有限公司 | 一种具有杂散电容抑制特性的微小电容测量电路 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4054833A (en) * | 1976-06-11 | 1977-10-18 | Setra Systems, Inc. | Capacitance measuring system |
US4831325A (en) * | 1987-04-01 | 1989-05-16 | General Signal Corporation | Capacitance measuring circuit |
CN101135574A (zh) * | 2007-09-18 | 2008-03-05 | 东南大学 | 电容传感器量程自适应信号电路 |
CN101349716A (zh) * | 2008-07-22 | 2009-01-21 | 上海海事大学 | 微电容参比测量电路 |
CN205880061U (zh) * | 2016-06-21 | 2017-01-11 | 北京华峰测控技术有限公司 | 具有多量程的微电容参比测量电路 |
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2016
- 2016-06-21 CN CN201610450873.1A patent/CN105974202B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4054833A (en) * | 1976-06-11 | 1977-10-18 | Setra Systems, Inc. | Capacitance measuring system |
US4831325A (en) * | 1987-04-01 | 1989-05-16 | General Signal Corporation | Capacitance measuring circuit |
CN101135574A (zh) * | 2007-09-18 | 2008-03-05 | 东南大学 | 电容传感器量程自适应信号电路 |
CN101349716A (zh) * | 2008-07-22 | 2009-01-21 | 上海海事大学 | 微电容参比测量电路 |
CN205880061U (zh) * | 2016-06-21 | 2017-01-11 | 北京华峰测控技术有限公司 | 具有多量程的微电容参比测量电路 |
Non-Patent Citations (1)
Title |
---|
彭建学等: "基于参比电容和锁定放大的微电容测量仪", 《上海海事大学学报》 * |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107589316A (zh) * | 2017-08-25 | 2018-01-16 | 中国科学院近代物理研究所 | 电荷测量电路 |
CN107589316B (zh) * | 2017-08-25 | 2019-12-20 | 中国科学院近代物理研究所 | 电荷测量电路 |
CN113030585A (zh) * | 2021-03-18 | 2021-06-25 | 美钻深海能源科技研发(上海)有限公司 | 一种电容测量装置及方法 |
CN113030585B (zh) * | 2021-03-18 | 2024-04-05 | 美钻深海能源科技研发(上海)有限公司 | 一种电容测量装置及方法 |
CN115825581A (zh) * | 2023-02-20 | 2023-03-21 | 成都睿宝电子科技有限公司 | 一种具有杂散电容抑制特性的微小电容测量电路 |
CN115825581B (zh) * | 2023-02-20 | 2023-05-16 | 成都睿宝电子科技有限公司 | 一种具有杂散电容抑制特性的微小电容测量电路 |
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CN105974202B (zh) | 2019-06-28 |
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Legal Events
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CB02 | Change of applicant information |
Address after: 100000 building 23, 59 South Road, Haidian District, Beijing. Applicant after: Beijing Hua Feng measurement and control technology Limited by Share Ltd Address before: 100070 7 floor, No. 2, No. 1, Haiying Road, Fengtai District, Beijing Applicant before: BEIJING HUAFENG TEST & CONTROL TECHNOLOGY CO., LTD. |
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CB02 | Change of applicant information | ||
CB03 | Change of inventor or designer information |
Inventor after: Hao Ruiting Inventor after: Wang Junmei Inventor after: Li Jie Inventor before: Hao Ruiting Inventor before: Wang Junmei |
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CB03 | Change of inventor or designer information | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191213 Address after: 100000 building 23, 59 South Road, Haidian District, Beijing. Co-patentee after: Huafeng Measurement and Control Technology (Tianjin) Co., Ltd. Patentee after: Beijing Hua Feng measurement and control technology Limited by Share Ltd Address before: 100000 building 23, 59 South Road, Haidian District, Beijing. Patentee before: Beijing Hua Feng measurement and control technology Limited by Share Ltd |
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TR01 | Transfer of patent right |