ATE517468T1 - Verfahren und vorrichtung zum erkennen einer kapazitätsänderung eines kapazitiven näherungssensors - Google Patents

Verfahren und vorrichtung zum erkennen einer kapazitätsänderung eines kapazitiven näherungssensors

Info

Publication number
ATE517468T1
ATE517468T1 AT02801680T AT02801680T ATE517468T1 AT E517468 T1 ATE517468 T1 AT E517468T1 AT 02801680 T AT02801680 T AT 02801680T AT 02801680 T AT02801680 T AT 02801680T AT E517468 T1 ATE517468 T1 AT E517468T1
Authority
AT
Austria
Prior art keywords
change
frequency
detecting
capacity
proximity sensor
Prior art date
Application number
AT02801680T
Other languages
English (en)
Inventor
Ronald Haag
John Pasiecznik
Brian Deplae
Jeremy Husic
Original Assignee
Delphi Tech Inc
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 Delphi Tech Inc filed Critical Delphi Tech Inc
Application granted granted Critical
Publication of ATE517468T1 publication Critical patent/ATE517468T1/de

Links

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
    • 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
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/40—Safety devices, e.g. detection of obstructions or end positions
    • E05F15/42—Detection using safety edges
    • E05F15/46—Detection using safety edges responsive to changes in electrical capacitance
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2600/00—Mounting or coupling arrangements for elements provided for in this subclass
    • E05Y2600/40—Mounting location; Visibility of the elements
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Electronic Switches (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
AT02801680T 2001-10-17 2002-10-11 Verfahren und vorrichtung zum erkennen einer kapazitätsänderung eines kapazitiven näherungssensors ATE517468T1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US33017101P 2001-10-17 2001-10-17
US33017301P 2001-10-17 2001-10-17
US36180302P 2002-03-05 2002-03-05
US10/142,641 US6777958B2 (en) 2001-10-17 2002-05-10 Method and apparatus for detecting a change in capacitance of a capacitive proximity sensor
PCT/US2002/032584 WO2003034080A1 (en) 2001-10-17 2002-10-11 Method and apparatus for detecting a change in capacitance of a capacitive proximity sensor

Publications (1)

Publication Number Publication Date
ATE517468T1 true ATE517468T1 (de) 2011-08-15

Family

ID=27495534

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02801680T ATE517468T1 (de) 2001-10-17 2002-10-11 Verfahren und vorrichtung zum erkennen einer kapazitätsänderung eines kapazitiven näherungssensors

Country Status (5)

Country Link
US (1) US6777958B2 (de)
EP (1) EP1438594B1 (de)
KR (1) KR100627922B1 (de)
AT (1) ATE517468T1 (de)
WO (1) WO2003034080A1 (de)

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Also Published As

Publication number Publication date
EP1438594A4 (de) 2005-02-16
EP1438594A1 (de) 2004-07-21
US6777958B2 (en) 2004-08-17
US20030071639A1 (en) 2003-04-17
EP1438594B1 (de) 2011-07-20
KR20040041697A (ko) 2004-05-17
WO2003034080A1 (en) 2003-04-24
KR100627922B1 (ko) 2006-09-25

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