FR3027716B1 - SENSOR FOR DETECTING THE PRESENCE OF A USER FOR UNLOCKING ACCESS TO A VEHICLE - Google Patents

SENSOR FOR DETECTING THE PRESENCE OF A USER FOR UNLOCKING ACCESS TO A VEHICLE

Info

Publication number
FR3027716B1
FR3027716B1 FR1460354A FR1460354A FR3027716B1 FR 3027716 B1 FR3027716 B1 FR 3027716B1 FR 1460354 A FR1460354 A FR 1460354A FR 1460354 A FR1460354 A FR 1460354A FR 3027716 B1 FR3027716 B1 FR 3027716B1
Authority
FR
France
Prior art keywords
detecting
vehicle
sensor
user
unlocking access
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.)
Active
Application number
FR1460354A
Other languages
French (fr)
Other versions
FR3027716A1 (en
Inventor
Christophe Duchemin
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.)
Vitesco Technologies GmbH
Original Assignee
Continental Automotive GmbH
Continental Automotive France SAS
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 Continental Automotive GmbH, Continental Automotive France SAS filed Critical Continental Automotive GmbH
Priority to FR1460354A priority Critical patent/FR3027716B1/en
Publication of FR3027716A1 publication Critical patent/FR3027716A1/en
Application granted granted Critical
Publication of FR3027716B1 publication Critical patent/FR3027716B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H03K2217/960705—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
    • H03K2217/960725—Charge-transfer
    • 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
FR1460354A 2014-10-28 2014-10-28 SENSOR FOR DETECTING THE PRESENCE OF A USER FOR UNLOCKING ACCESS TO A VEHICLE Active FR3027716B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1460354A FR3027716B1 (en) 2014-10-28 2014-10-28 SENSOR FOR DETECTING THE PRESENCE OF A USER FOR UNLOCKING ACCESS TO A VEHICLE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1460354A FR3027716B1 (en) 2014-10-28 2014-10-28 SENSOR FOR DETECTING THE PRESENCE OF A USER FOR UNLOCKING ACCESS TO A VEHICLE

Publications (2)

Publication Number Publication Date
FR3027716A1 FR3027716A1 (en) 2016-04-29
FR3027716B1 true FR3027716B1 (en) 2017-10-06

Family

ID=52824314

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1460354A Active FR3027716B1 (en) 2014-10-28 2014-10-28 SENSOR FOR DETECTING THE PRESENCE OF A USER FOR UNLOCKING ACCESS TO A VEHICLE

Country Status (1)

Country Link
FR (1) FR3027716B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3103564B1 (en) * 2019-11-26 2021-10-22 Vitesco Technologies Anti-noise sensor for motor vehicle

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2261536T3 (en) * 2002-02-27 2006-11-16 E.G.O. Elektro-Geratebau Gmbh ELECTRICAL CIRCUIT FOR A CAPACITIVE SENSOR ELEMENT.
US8446158B1 (en) * 2007-11-09 2013-05-21 Cypress Semiconductor Corporation Compensation for parasitic capacitance of a capacitive sensor
JP5622596B2 (en) * 2011-01-13 2014-11-12 アルプス電気株式会社 Capacity detector
FR2985017B1 (en) * 2011-12-23 2015-01-02 Continental Automotive France DEVICE FOR MEASURING A VARIATION OF LOW CONSUMPTION CAPACITY AND ASSOCIATED METHOD

Also Published As

Publication number Publication date
FR3027716A1 (en) 2016-04-29

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