CN103883180B - 用于测量电容的变化的设备和相关联的测量方法 - Google Patents
用于测量电容的变化的设备和相关联的测量方法 Download PDFInfo
- Publication number
- CN103883180B CN103883180B CN201310697440.2A CN201310697440A CN103883180B CN 103883180 B CN103883180 B CN 103883180B CN 201310697440 A CN201310697440 A CN 201310697440A CN 103883180 B CN103883180 B CN 103883180B
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- electric capacity
- value
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- electric
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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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/11—Complex mathematical operations for solving equations, e.g. nonlinear equations, general mathematical optimization problems
-
- 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
- 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
- H03K2217/960715—Rc-timing; e.g. measurement of variation of charge time or discharge time of the sensor
Abstract
Description
点 | a | b | c | d |
R | S2=0 | S1=1 | S2=0 | S2=0 |
S | S1=0 | S1=0 | S1=0 | S1=1 |
Q (SL) | Qt-1(=1) | 0 | Qt-1(=0) | 1 |
SW1 状态 | 1 | 0 | 0 | 1 |
0 | 1 | 1 | 0 | |
SW2 状态 | 0 | 1 | 1 | 0 |
Claims (11)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1262364A FR2999833B1 (fr) | 2012-12-19 | 2012-12-19 | Dispositif de mesure d'une variation d'une capacite et procede de mesure associe |
FR1262364 | 2012-12-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103883180A CN103883180A (zh) | 2014-06-25 |
CN103883180B true CN103883180B (zh) | 2017-05-17 |
Family
ID=48521046
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310697440.2A Active CN103883180B (zh) | 2012-12-19 | 2013-12-18 | 用于测量电容的变化的设备和相关联的测量方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9689907B2 (zh) |
CN (1) | CN103883180B (zh) |
FR (1) | FR2999833B1 (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3025824B1 (fr) | 2014-09-11 | 2016-09-16 | Continental Automotive France | Procede de detection d'actionnement d'une poignee de portiere de vehicule automobile |
FR3027400B1 (fr) * | 2014-10-16 | 2016-11-25 | Continental Automotive France | Procede de detection d'approche et/ou de contact et dispositif associe |
FR3027717B1 (fr) * | 2014-10-28 | 2016-12-09 | Continental Automotive France | Procede de detection par un capteur de la presence d'un utilisateur pour le deverrouillage d'un acces a un vehicule automobile et capteur associe |
LU92627B1 (zh) | 2014-12-31 | 2016-07-01 | Iee Sarl | |
FR3051500B1 (fr) * | 2016-05-20 | 2018-05-18 | Peugeot Citroen Automobiles Sa | Commande d’ouverture exterieure d’ouvrant de vehicule dont la poignee presente deux positions deployees stables et vehicule presentant une telle commande |
FR3059499B1 (fr) | 2016-11-29 | 2019-01-25 | Continental Automotive France | Procede de detection d'approche et/ou de contact de la main d'un utilisateur pres d'une poignee de portiere de vehicule automobile, capteur capacitif et module de detection associes |
CN110161318B (zh) * | 2018-02-13 | 2021-01-26 | 谢晔华 | 一种电容检测电路及检测方法 |
JP2023098421A (ja) | 2021-12-28 | 2023-07-10 | ローム株式会社 | 半導体集積回路装置、超音波センサ、及び車両 |
TWI812126B (zh) * | 2022-03-29 | 2023-08-11 | 飛捷科技股份有限公司 | 可攜式電子裝置充斷電的方法及可攜式電子裝置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1657956A (zh) * | 2004-02-20 | 2005-08-24 | 株式会社有信 | 人体检测传感器 |
US7023221B1 (en) * | 2005-05-09 | 2006-04-04 | Holylite Microectronics Corporation | Structure of object proximity and position detector |
CN1856630A (zh) * | 2003-09-26 | 2006-11-01 | 松下电器产业株式会社 | 门把手装置和具有该装置的无匙进入系统 |
CN101778983A (zh) * | 2007-07-27 | 2010-07-14 | 爱信精机株式会社 | 门把手装置 |
US7944217B2 (en) * | 2009-03-09 | 2011-05-17 | Holylite Microelectronics Corp. | Object proximity detector and object position detector |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4356003B2 (ja) * | 2003-09-30 | 2009-11-04 | アイシン精機株式会社 | 静電容量検出装置 |
US7902842B2 (en) * | 2005-06-03 | 2011-03-08 | Synaptics Incorporated | Methods and systems for switched charge transfer capacitance measuring using shared components |
US7307485B1 (en) * | 2005-11-14 | 2007-12-11 | Cypress Semiconductor Corporation | Capacitance sensor using relaxation oscillators |
DE602005005497T2 (de) * | 2005-11-24 | 2009-05-07 | Holylite Microelectronics Corp. | System zur Detektierung der Nähe oder Position eines Gegenstands |
US20080036473A1 (en) * | 2006-08-09 | 2008-02-14 | Jansson Hakan K | Dual-slope charging relaxation oscillator for measuring capacitance |
US8487639B1 (en) * | 2008-11-21 | 2013-07-16 | Cypress Semiconductor Corporation | Receive demodulator for capacitive sensing |
JP2011133964A (ja) * | 2009-12-22 | 2011-07-07 | Sanyo Electric Co Ltd | 容量判別回路、容量判別回路を備えたタッチスイッチ |
US8542215B2 (en) * | 2010-04-30 | 2013-09-24 | Microchip Technology Incorporated | Mutual capacitance measurement in a multi-touch input device |
KR101216393B1 (ko) * | 2010-05-13 | 2012-12-28 | 주식회사 실리콘웍스 | 터치스크린의 정전용량 측정회로 및 방법 |
US9587964B2 (en) * | 2013-06-12 | 2017-03-07 | Microchip Technology Incorporated | Capacitive proximity detection using delta-sigma conversion |
-
2012
- 2012-12-19 FR FR1262364A patent/FR2999833B1/fr active Active
-
2013
- 2013-12-11 US US14/102,825 patent/US9689907B2/en active Active
- 2013-12-18 CN CN201310697440.2A patent/CN103883180B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1856630A (zh) * | 2003-09-26 | 2006-11-01 | 松下电器产业株式会社 | 门把手装置和具有该装置的无匙进入系统 |
CN1657956A (zh) * | 2004-02-20 | 2005-08-24 | 株式会社有信 | 人体检测传感器 |
US7023221B1 (en) * | 2005-05-09 | 2006-04-04 | Holylite Microectronics Corporation | Structure of object proximity and position detector |
CN101778983A (zh) * | 2007-07-27 | 2010-07-14 | 爱信精机株式会社 | 门把手装置 |
US7944217B2 (en) * | 2009-03-09 | 2011-05-17 | Holylite Microelectronics Corp. | Object proximity detector and object position detector |
Also Published As
Publication number | Publication date |
---|---|
US20140172336A1 (en) | 2014-06-19 |
CN103883180A (zh) | 2014-06-25 |
FR2999833A1 (fr) | 2014-06-20 |
US9689907B2 (en) | 2017-06-27 |
FR2999833B1 (fr) | 2015-01-23 |
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Effective date of registration: 20221212 Address after: Regensburg, Germany Patentee after: WeiPai Technology Co.,Ltd. Patentee after: CONTINENTAL AUTOMOTIVE GmbH Address before: Toulouse, France Patentee before: CONTINENTAL AUTOMOTIVE FRANCE Patentee before: CONTINENTAL AUTOMOTIVE GmbH |
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Effective date of registration: 20230508 Address after: Regensburg, Germany Patentee after: WeiPai Technology Co.,Ltd. Address before: Regensburg, Germany Patentee before: WeiPai Technology Co.,Ltd. Patentee before: CONTINENTAL AUTOMOTIVE GmbH |