CN106788327B - 一种接触与非接触检测兼用的传感器电路 - Google Patents
一种接触与非接触检测兼用的传感器电路 Download PDFInfo
- Publication number
- CN106788327B CN106788327B CN201510831425.1A CN201510831425A CN106788327B CN 106788327 B CN106788327 B CN 106788327B CN 201510831425 A CN201510831425 A CN 201510831425A CN 106788327 B CN106788327 B CN 106788327B
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- Prior art keywords
- resistor
- operational amplifier
- resistance
- contact
- circuit
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- 238000001514 detection method Methods 0.000 title claims abstract description 54
- 239000003990 capacitor Substances 0.000 claims abstract description 31
- 238000001914 filtration Methods 0.000 claims description 16
- 230000008878 coupling Effects 0.000 abstract description 9
- 238000010168 coupling process Methods 0.000 abstract description 9
- 238000005859 coupling reaction Methods 0.000 abstract description 9
- 238000005259 measurement Methods 0.000 description 10
- 230000035945 sensitivity Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 238000012742 biochemical analysis Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/28—Impedance matching networks
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/46—One-port networks
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Abstract
Description
Claims (5)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510831425.1A CN106788327B (zh) | 2015-11-25 | 2015-11-25 | 一种接触与非接触检测兼用的传感器电路 |
PCT/CN2016/071582 WO2017088300A1 (zh) | 2015-11-25 | 2016-01-21 | 一种新型接触与非接触检测兼用的传感器电路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510831425.1A CN106788327B (zh) | 2015-11-25 | 2015-11-25 | 一种接触与非接触检测兼用的传感器电路 |
Publications (2)
Publication Number | Publication Date |
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CN106788327A CN106788327A (zh) | 2017-05-31 |
CN106788327B true CN106788327B (zh) | 2020-07-17 |
Family
ID=58762897
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201510831425.1A Active CN106788327B (zh) | 2015-11-25 | 2015-11-25 | 一种接触与非接触检测兼用的传感器电路 |
Country Status (2)
Country | Link |
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CN (1) | CN106788327B (zh) |
WO (1) | WO2017088300A1 (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108646598B (zh) * | 2018-05-04 | 2022-02-08 | 南京大学 | 一种适于小型化的低阶模拟反馈控制器及其设计方法 |
CN112869749A (zh) * | 2021-01-15 | 2021-06-01 | 天津大学 | 一种非接触心电检测电路 |
CN114089249B (zh) * | 2021-11-26 | 2024-05-28 | 广东美的暖通设备有限公司 | 滤波电路、电涡流传感器、调试方法和调试装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5303179A (en) * | 1992-01-03 | 1994-04-12 | Simmonds Precision Products, Inc. | Method and apparatus for electronically simulating capacitors |
CN204539119U (zh) * | 2015-05-21 | 2015-08-05 | 北京联合大学 | 一种电气信号采样隔离电路 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0605717D0 (en) * | 2006-03-21 | 2006-05-03 | Univ Sussex | Electric potential sensor |
GB0614261D0 (en) * | 2006-07-18 | 2006-08-30 | Univ Sussex The | Electric Potential Sensor |
CN101433461B (zh) * | 2008-12-04 | 2010-06-02 | 上海大学 | 脑机接口的高性能脑电信号检测电路 |
CN102973261B (zh) * | 2011-09-02 | 2014-05-14 | 中国科学院电子学研究所 | 一种用于动态心电监测的电容耦合式电场传感器 |
CN103505202A (zh) * | 2012-06-27 | 2014-01-15 | 天津宇迪智能技术有限公司 | 心、脑电信号同步采集的心脑耦合*** |
CN104917471B (zh) * | 2015-06-29 | 2017-09-19 | 浙江大学 | 一种生理信号采集放大电路 |
-
2015
- 2015-11-25 CN CN201510831425.1A patent/CN106788327B/zh active Active
-
2016
- 2016-01-21 WO PCT/CN2016/071582 patent/WO2017088300A1/zh active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5303179A (en) * | 1992-01-03 | 1994-04-12 | Simmonds Precision Products, Inc. | Method and apparatus for electronically simulating capacitors |
CN204539119U (zh) * | 2015-05-21 | 2015-08-05 | 北京联合大学 | 一种电气信号采样隔离电路 |
Also Published As
Publication number | Publication date |
---|---|
WO2017088300A1 (zh) | 2017-06-01 |
CN106788327A (zh) | 2017-05-31 |
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Effective date of registration: 20171017 Address after: 210000 Jiangsu province Nanjing Jianye District Jialing River Jiangdong Street 18 04 buildings 6, 605 rooms Applicant after: Nanjing Ke Teng Photoelectric Technology Co., Ltd. Address before: No. 163 Qixia Xianlin Avenue District of Nanjing City, Jiangsu province 210046 Applicant before: Nanjing University |
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Effective date of registration: 20171206 Address after: No. 163 Qixia Xianlin Avenue District of Nanjing City, Jiangsu province 210046 Applicant after: Yan Feng Applicant after: Zhang Limin Address before: 210000 Jiangsu province Nanjing Jianye District Jialing River Jiangdong Street 18 04 buildings 6, 605 rooms Applicant before: Nanjing Ke Teng Photoelectric Technology Co., Ltd. |
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TA01 | Transfer of patent application right |
Effective date of registration: 20190109 Address after: 210046 Xianlin Avenue 163, Qixia District, Nanjing City, Jiangsu Province Applicant after: Zhang Limin Address before: 210046 Xianlin Avenue 163, Qixia District, Nanjing City, Jiangsu Province Applicant before: Yan Feng Applicant before: Zhang Limin |
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TR01 | Transfer of patent right |
Effective date of registration: 20210910 Address after: No. 42, Xingang Avenue, Qixia District, Nanjing, Jiangsu 210046 Patentee after: Nanjing Hexie integrated circuit technology Co.,Ltd. Address before: 210046 Xianlin Avenue 163, Qixia District, Nanjing City, Jiangsu Province Patentee before: Zhang Limin |