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FR2756048B1 - Pont de mesure capacitif flottant et systeme de mesure multi-capacitif associe - Google Patents

Pont de mesure capacitif flottant et systeme de mesure multi-capacitif associe

Info

Publication number
FR2756048B1
FR2756048B1 FR9613992A FR9613992A FR2756048B1 FR 2756048 B1 FR2756048 B1 FR 2756048B1 FR 9613992 A FR9613992 A FR 9613992A FR 9613992 A FR9613992 A FR 9613992A FR 2756048 B1 FR2756048 B1 FR 2756048B1
Authority
FR
France
Prior art keywords
capacitive measurement
floating
associated multi
bridge
measurement system
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
FR9613992A
Other languages
English (en)
Other versions
FR2756048A1 (fr
Inventor
Didier Roziere
Frederic Ossart
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fogale Nanotech SAS
Original Assignee
NANOTEC INGENIERIE
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NANOTEC INGENIERIE filed Critical NANOTEC INGENIERIE
Priority to FR9613992A priority Critical patent/FR2756048B1/fr
Publication of FR2756048A1 publication Critical patent/FR2756048A1/fr
Application granted granted Critical
Publication of FR2756048B1 publication Critical patent/FR2756048B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/14Measuring arrangements characterised by the use of electric or magnetic techniques for measuring distance or clearance between spaced objects or spaced apertures
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/023Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring distance between sensor and object
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R17/00Measuring arrangements involving comparison with a reference value, e.g. bridge
    • G01R17/10AC or DC measuring bridges

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Amplifiers (AREA)
FR9613992A 1996-11-15 1996-11-15 Pont de mesure capacitif flottant et systeme de mesure multi-capacitif associe Expired - Lifetime FR2756048B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9613992A FR2756048B1 (fr) 1996-11-15 1996-11-15 Pont de mesure capacitif flottant et systeme de mesure multi-capacitif associe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9613992A FR2756048B1 (fr) 1996-11-15 1996-11-15 Pont de mesure capacitif flottant et systeme de mesure multi-capacitif associe

Publications (2)

Publication Number Publication Date
FR2756048A1 FR2756048A1 (fr) 1998-05-22
FR2756048B1 true FR2756048B1 (fr) 1999-02-12

Family

ID=9497686

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9613992A Expired - Lifetime FR2756048B1 (fr) 1996-11-15 1996-11-15 Pont de mesure capacitif flottant et systeme de mesure multi-capacitif associe

Country Status (1)

Country Link
FR (1) FR2756048B1 (fr)

Cited By (1)

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CN106123929B (zh) * 2011-06-16 2019-09-27 快步科技有限责任公司 包括浮桥的用于电容式测量的集成电路

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US7256588B2 (en) * 2004-04-16 2007-08-14 General Electric Company Capacitive sensor and method for non-contacting gap and dielectric medium measurement
FR2893711B1 (fr) * 2005-11-24 2008-01-25 Nanotec Solution Soc Civ Ile Dispositif et procede de mesure capacitive par pont flottant
EP2087373B1 (fr) * 2006-11-20 2016-03-09 Koninklijke Philips N.V. Anticollision et détection de la proximité de tête de détecteur
US7920129B2 (en) 2007-01-03 2011-04-05 Apple Inc. Double-sided touch-sensitive panel with shield and drive combined layer
US20090174676A1 (en) 2008-01-04 2009-07-09 Apple Inc. Motion component dominance factors for motion locking of touch sensor data
FR2949008B1 (fr) * 2009-08-07 2011-09-16 Nanotec Solution Dispositif de detection capacitif a integration de fonctions.
FR2949007B1 (fr) 2009-08-07 2012-06-08 Nanotec Solution Dispositif et procede d'interface de commande sensible a un mouvement d'un corps ou d'un objet et equipement de commande integrant ce dispositif.
FR2948997B1 (fr) 2009-08-07 2012-04-20 Nanotec Solution Capteur de pression capacitif integrant une mesure de temperature compatible avec les milieux chauds.
DE102011002603B4 (de) 2011-01-12 2013-10-31 Ident Technology Ag Kapazitive Sensoreinrichtung sowie Verfahren zum Betreiben einer kapazitiven Sensoreinrichtung
FR2971066B1 (fr) 2011-01-31 2013-08-23 Nanotec Solution Interface homme-machine tridimensionnelle.
FR2971867B1 (fr) * 2011-02-21 2013-02-22 Nanotec Solution Interface capacitive gestuelle a commutation de mode de mesure.
FR2971886B1 (fr) * 2011-02-21 2014-01-10 Nanotec Solution Dispositif et procede d'interconnexion de systemes electroniques a des potentiels de reference differents
FR2976688B1 (fr) 2011-06-16 2021-04-23 Nanotec Solution Dispositif et procede pour generer une alimentation electrique dans un systeme electronique avec un potentiel de reference variable.
FR2976724B1 (fr) * 2011-06-16 2013-07-12 Nanotec Solution Dispositif pour generer une difference de tension alternative entre des potentiels de reference de systemes electroniques.
US9259904B2 (en) 2011-10-20 2016-02-16 Apple Inc. Opaque thin film passivation
FR2985048B1 (fr) 2011-12-21 2014-08-15 Nanotec Solution Dispositif et procede de mesure capacitive sensible a la pression pour interfaces tactiles et sans contact
FR2985049B1 (fr) * 2011-12-22 2014-01-31 Nanotec Solution Dispositif de mesure capacitive a electrodes commutees pour interfaces tactiles et sans contact
FR2988176B1 (fr) 2012-03-13 2014-11-21 Nanotec Solution Procede de mesure capacitive entre un objet et un plan d’electrodes par demodulation synchrone partielle
FR2988175B1 (fr) 2012-03-13 2014-04-11 Nanotec Solution Procede de mesure capacitive par des electrodes non-regulieres, et appareil mettant en œuvre un tel procede
FR2988553B1 (fr) 2012-03-23 2015-03-27 Fogale Nanotech Dispositif de detection capacitive integrant une piste metallique sur une garde transparente.
FR2990020B1 (fr) * 2012-04-25 2014-05-16 Fogale Nanotech Dispositif de detection capacitive avec arrangement de pistes de liaison, et procede mettant en oeuvre un tel dispositif.
US9201547B2 (en) 2012-04-30 2015-12-01 Apple Inc. Wide dynamic range capacitive sensing
US9336723B2 (en) 2013-02-13 2016-05-10 Apple Inc. In-cell touch for LED
FR3002052B1 (fr) 2013-02-14 2016-12-09 Fogale Nanotech Procede et dispositif pour naviguer dans un ecran d'affichage et appareil comprenant une telle navigation
FR3004551A1 (fr) 2013-04-15 2014-10-17 Fogale Nanotech Procede de detection capacitif multizone, dispositif et appareil mettant en oeuvre le procede
FR3005763B1 (fr) * 2013-05-17 2016-10-14 Fogale Nanotech Dispositif et procede d'interface de commande capacitive adapte a la mise en œuvre d'electrodes de mesures fortement resistives
FR3013472B1 (fr) 2013-11-19 2016-07-08 Fogale Nanotech Dispositif accessoire couvrant pour un appareil portable electronique et/ou informatique, et appareil equipe d'un tel dispositif accessoire
KR101659789B1 (ko) 2013-11-26 2016-09-26 셈테크 코포레이션 근접 검출을 위한 용량성 감지 인터페이스
KR101984443B1 (ko) 2013-12-13 2019-05-30 애플 인크. 자기-정전용량성 터치 센서를 위한 통합된 터치 및 디스플레이 아키텍처
FR3017723B1 (fr) 2014-02-19 2017-07-21 Fogale Nanotech Procede d'interaction homme-machine par combinaison de commandes tactiles et sans contact
FR3019320B1 (fr) 2014-03-28 2017-12-15 Fogale Nanotech Dispositif electronique de type montre-bracelet avec interface de commande sans contact et procede de controle d'un tel dispositif
US10133382B2 (en) 2014-05-16 2018-11-20 Apple Inc. Structure for integrated touch screen
WO2015178920A1 (fr) 2014-05-22 2015-11-26 Onamp Research Llc Architectures d'amorçage de panneau pour capacité propre en cellule
EP2975770B1 (fr) 2014-07-17 2017-11-01 Semtech Corporation Circuit d'échantillonnage et procédé d'échantillonnage pour une pluralité d'électrodes
EP2975501B1 (fr) 2014-07-18 2023-08-02 Semtech Corporation Circuit de mesure et procédé de mesure pour un panneau tactile capacitif
FR3025623B1 (fr) * 2014-09-05 2017-12-15 Fogale Nanotech Dispositif d'interface de commande et capteur d'empreintes digitales
FR3028062B1 (fr) 2014-10-29 2018-01-12 Fogale Nanotech Dispositif d'interface de commande capacitif integre a un ecran d'affichage
WO2016072983A1 (fr) 2014-11-05 2016-05-12 Onamp Research Llc Commande d'électrodes communes et compensation pour un écran tactile à capacité répartie pixélisé
EP3224699B1 (fr) 2015-02-02 2018-10-03 Apple Inc. Architecture flexible pour système de détection tactile à auto-capacité et capacités mutuelles
FR3032287B1 (fr) 2015-02-04 2018-03-09 Quickstep Technologies Llc Dispositif de detection capacitif multicouches, et appareil comprenant le dispositif
US10146359B2 (en) 2015-04-28 2018-12-04 Apple Inc. Common electrode auto-compensation method
US10386962B1 (en) 2015-08-03 2019-08-20 Apple Inc. Reducing touch node electrode coupling
KR102151106B1 (ko) 2016-07-29 2020-09-02 애플 인크. 다중-전력 도메인 칩 구성을 갖는 터치 센서 패널
EP3516489A1 (fr) 2016-09-23 2019-07-31 Apple Inc. Panneau de capteur tactile à blindage supérieur et/ou inférieur
US10372282B2 (en) 2016-12-01 2019-08-06 Apple Inc. Capacitive coupling reduction in touch sensor panels
US10386965B2 (en) 2017-04-20 2019-08-20 Apple Inc. Finger tracking in wet environment
WO2019067268A1 (fr) 2017-09-29 2019-04-04 Apple Inc. Dispositif de commande tactile multimodal
US10990221B2 (en) 2017-09-29 2021-04-27 Apple Inc. Multi-power domain touch sensing
FR3072176B1 (fr) 2017-10-10 2022-03-04 Fogale Nanotech Dispositif de mesure d'impedance
US11016616B2 (en) 2018-09-28 2021-05-25 Apple Inc. Multi-domain touch sensing with touch and display circuitry operable in guarded power domain
KR102375320B1 (ko) 2020-04-24 2022-03-16 관악아날로그 주식회사 용량성 센서를 위한 읽기 회로
US11662867B1 (en) 2020-05-30 2023-05-30 Apple Inc. Hover detection on a touch sensor panel
KR102691711B1 (ko) 2021-06-03 2024-08-02 서울대학교산학협력단 용량성 센서를 위한 읽기 회로
US12260045B2 (en) 2021-09-24 2025-03-25 Apple Inc. Architecture for differential drive and sense for touch sensor panel
US11789561B2 (en) 2021-09-24 2023-10-17 Apple Inc. Architecture for differential drive and sense touch technology
US12197679B2 (en) 2022-05-06 2025-01-14 Apple Inc. Touch screen shield layer with ring and tapping points

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Publication number Priority date Publication date Assignee Title
FR2608751B1 (fr) * 1986-12-19 1990-11-30 Onera (Off Nat Aerospatiale) Chaine de mesure dimensionnelle capacitive
FR2640373B1 (fr) * 1988-12-09 1992-12-11 Onera (Off Nat Aerospatiale) Chaines de mesure dimensionnelle capacitive a sortie lineaire

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106123929B (zh) * 2011-06-16 2019-09-27 快步科技有限责任公司 包括浮桥的用于电容式测量的集成电路

Also Published As

Publication number Publication date
FR2756048A1 (fr) 1998-05-22

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Legal Events

Date Code Title Description
CA Change of address

Effective date: 20150622

CJ Change in legal form

Effective date: 20150622

TP Transmission of property

Owner name: FOGALE NANOTECH, FR

Effective date: 20150622

PLFP Fee payment

Year of fee payment: 20