CN103339860B - 电容性近接传感器以及用于电容性近接检测的方法 - Google Patents
电容性近接传感器以及用于电容性近接检测的方法 Download PDFInfo
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- CN103339860B CN103339860B CN201280007526.1A CN201280007526A CN103339860B CN 103339860 B CN103339860 B CN 103339860B CN 201280007526 A CN201280007526 A CN 201280007526A CN 103339860 B CN103339860 B CN 103339860B
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- 238000000034 method Methods 0.000 title claims abstract description 19
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- 238000012545 processing Methods 0.000 claims abstract description 20
- 238000005259 measurement Methods 0.000 claims description 22
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- 230000003071 parasitic effect Effects 0.000 description 10
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Classifications
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/945—Proximity switches
- H03K17/955—Proximity switches using a capacitive detector
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/96—Touch switches
- H03K2017/9602—Touch switches characterised by the type or shape of the sensing electrodes
- H03K2017/9604—Touch switches characterised by the type or shape of the sensing electrodes characterised by the number of electrodes
- H03K2017/9613—Touch switches characterised by the type or shape of the sensing electrodes characterised by the number of electrodes using two electrodes per touch switch
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
- H03K2217/96—Touch switches
- H03K2217/9607—Capacitive touch switches
- H03K2217/960705—Safety of capacitive touch and proximity switches, e.g. increasing reliability, fail-safe
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
- H03K2217/96—Touch switches
- H03K2217/9607—Capacitive touch switches
- H03K2217/96071—Capacitive touch switches characterised by the detection principle
- H03K2217/96073—Amplitude comparison
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
- H03K2217/96—Touch switches
- H03K2217/9607—Capacitive touch switches
- H03K2217/960735—Capacitive touch switches characterised by circuit details
- H03K2217/960745—Capacitive differential; e.g. comparison with reference capacitance
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electronic Switches (AREA)
- Geophysics And Detection Of Objects (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
Description
Claims (19)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011002447.6A DE102011002447B4 (de) | 2011-01-04 | 2011-01-04 | Kapazitiver Annäherungsensor sowie Verfahren zur kapazitiven Annäherungsdetektion |
DE1020110024476 | 2011-01-04 | ||
PCT/EP2012/050059 WO2012093124A2 (en) | 2011-01-04 | 2012-01-03 | Capacitive proximity sensor as well as method for capacitive approximation detection |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103339860A CN103339860A (zh) | 2013-10-02 |
CN103339860B true CN103339860B (zh) | 2016-10-05 |
Family
ID=45446057
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201280007526.1A Expired - Fee Related CN103339860B (zh) | 2011-01-04 | 2012-01-03 | 电容性近接传感器以及用于电容性近接检测的方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9442143B2 (zh) |
EP (1) | EP2661811A2 (zh) |
KR (1) | KR101830796B1 (zh) |
CN (1) | CN103339860B (zh) |
DE (1) | DE102011002447B4 (zh) |
WO (1) | WO2012093124A2 (zh) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011002447B4 (de) | 2011-01-04 | 2014-07-10 | Ident Technology Ag | Kapazitiver Annäherungsensor sowie Verfahren zur kapazitiven Annäherungsdetektion |
DE102011004622B4 (de) | 2011-02-23 | 2013-04-18 | Ident Technology Ag | Kapazitive Sensoreinrichtung und Funkgerät mit kapazitiver Sensoreinrichtung sowie Verfahren zum Einstellen einer Sendeleistung eines Funkgerätes |
KR20170003041A (ko) | 2015-06-30 | 2017-01-09 | 삼성전자주식회사 | 유효한 유저 입력을 판단하는 전자 장치 |
JP7028886B2 (ja) * | 2017-11-10 | 2022-03-02 | アルプスアルパイン株式会社 | 入力装置 |
GB2568292B (en) * | 2017-11-11 | 2020-01-22 | Zedsen Ltd | Examining electrical properties of objects |
GB2568478B (en) * | 2017-11-15 | 2020-05-20 | 4T2 Sensors Ltd | Apparatus for monitoring a fluid |
DE102018005248A1 (de) * | 2018-06-30 | 2020-01-02 | Leopold Kostal Gmbh & Co. Kg | Kapazitives Sensorsystem zur Berührungserkennung |
KR102579896B1 (ko) | 2018-09-03 | 2023-09-20 | 삼성디스플레이 주식회사 | 표시 장치 및 이의 구동 방법 |
IT201800009889A1 (it) * | 2018-10-30 | 2020-04-30 | Redcap Tech Srl | Sistema di protezione attiva e metodo di azionamento correlato in un attrezzo da taglio portatile |
DE112020002442T5 (de) * | 2019-05-22 | 2022-03-03 | Alps Alpine Co., Ltd. | Sensor zur Detektion elektrostatischer Kapazität |
DE102020131516A1 (de) * | 2020-11-27 | 2022-06-02 | Emz-Hanauer Gmbh & Co. Kgaa | Näherungs-Bedienelement und hiermit ausgestattetes elektrisches Haushaltsgerät |
JP2023551100A (ja) * | 2021-01-28 | 2023-12-07 | ビトネット エーピー カンパニー,リミテッド | 非接触式挟み込み防止装置 |
US20230179178A1 (en) * | 2021-12-02 | 2023-06-08 | Microsoft Technology Licensing, Llc | Synthetic inductive resonant drive circuit |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101078774A (zh) * | 2006-05-26 | 2007-11-28 | 株式会社藤仓 | 接近传感器和接近感测方法 |
CN101815956A (zh) * | 2007-10-04 | 2010-08-25 | 株式会社藤仓 | 静电容型接近传感器和接近检测方法 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3886447A (en) * | 1972-05-17 | 1975-05-27 | Iwatsu Electric Co Ltd | Capacitance-voltage converter |
BE799211A (fr) | 1973-05-07 | 1973-11-07 | Ampex Sa | Appareil indicateur de position du bras de tension d'une boucle de bande magnetique. |
DE2736583C2 (de) | 1977-08-13 | 1985-11-07 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Verfahren und Einrichtungen zur Gewinnung von gegeneinander phasenverschobenen Steuersignalen für einen Vor-Rückwärtszähler |
FR2640373B1 (fr) * | 1988-12-09 | 1992-12-11 | Onera (Off Nat Aerospatiale) | Chaines de mesure dimensionnelle capacitive a sortie lineaire |
FI106529B (fi) * | 1995-05-26 | 2001-02-28 | Instrumentarium Oy | Menetelmä potilaan hengityksen tarkkailemiseksi |
DE19812626A1 (de) * | 1998-03-23 | 1999-09-30 | Bayerische Motoren Werke Ag | Verfahren zur kapazitiven Objekterkennung bei Fahrzeugen |
ATE297606T1 (de) * | 1999-10-15 | 2005-06-15 | Ifm Electronic Gmbh | Näherungsschalter |
JP4009953B2 (ja) * | 2003-05-14 | 2007-11-21 | オムロン株式会社 | 物体検知センサ |
TWI291124B (en) * | 2005-10-14 | 2007-12-11 | Hon Hai Prec Ind Co Ltd | The touch sensing apparatus |
DE202006010813U1 (de) * | 2006-07-13 | 2007-11-22 | Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Coburg | Einklemmsensor sowie Auswerteschaltung |
GB2448821A (en) | 2007-04-24 | 2008-10-29 | Seiko Instr Inc | Differential capacitive proximity detector |
US8089289B1 (en) * | 2007-07-03 | 2012-01-03 | Cypress Semiconductor Corporation | Capacitive field sensor with sigma-delta modulator |
US20090107737A1 (en) * | 2007-10-28 | 2009-04-30 | Joesph K Reynolds | Multiple-sensor-electrode capacitive button |
US9588161B2 (en) * | 2010-12-07 | 2017-03-07 | Desco Industries, Inc. | Ionization balance device with shielded capacitor circuit for ion balance measurements and adjustments |
DE102011002447B4 (de) | 2011-01-04 | 2014-07-10 | Ident Technology Ag | Kapazitiver Annäherungsensor sowie Verfahren zur kapazitiven Annäherungsdetektion |
-
2011
- 2011-01-04 DE DE102011002447.6A patent/DE102011002447B4/de not_active Expired - Fee Related
-
2012
- 2012-01-03 KR KR1020137020554A patent/KR101830796B1/ko active IP Right Grant
- 2012-01-03 EP EP12700034.7A patent/EP2661811A2/en not_active Withdrawn
- 2012-01-03 CN CN201280007526.1A patent/CN103339860B/zh not_active Expired - Fee Related
- 2012-01-03 WO PCT/EP2012/050059 patent/WO2012093124A2/en active Application Filing
- 2012-01-03 US US13/977,724 patent/US9442143B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101078774A (zh) * | 2006-05-26 | 2007-11-28 | 株式会社藤仓 | 接近传感器和接近感测方法 |
CN101815956A (zh) * | 2007-10-04 | 2010-08-25 | 株式会社藤仓 | 静电容型接近传感器和接近检测方法 |
Also Published As
Publication number | Publication date |
---|---|
US20140152327A1 (en) | 2014-06-05 |
EP2661811A2 (en) | 2013-11-13 |
DE102011002447A1 (de) | 2012-07-05 |
CN103339860A (zh) | 2013-10-02 |
KR101830796B1 (ko) | 2018-02-21 |
KR20140040691A (ko) | 2014-04-03 |
DE102011002447B4 (de) | 2014-07-10 |
US9442143B2 (en) | 2016-09-13 |
WO2012093124A2 (en) | 2012-07-12 |
WO2012093124A3 (en) | 2012-08-30 |
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C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20160812 Address after: German Ma Ning Ismail Applicant after: MICROCHIP TECHNOLOGY GERMANY GmbH Address before: Gil bloom Applicant before: Ident Technology AG |
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Effective date of registration: 20190415 Address after: Dublin, Ireland Patentee after: Neo Ron Co.,Ltd. Address before: German Ma Ning Ismail Patentee before: MICROCHIP TECHNOLOGY GERMANY GmbH |
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Granted publication date: 20161005 |
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