CN104954001B - 接近开关总成及其调谐方法 - Google Patents

接近开关总成及其调谐方法 Download PDF

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Publication number
CN104954001B
CN104954001B CN201510142016.0A CN201510142016A CN104954001B CN 104954001 B CN104954001 B CN 104954001B CN 201510142016 A CN201510142016 A CN 201510142016A CN 104954001 B CN104954001 B CN 104954001B
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China
Prior art keywords
signal
switch
activation
noise
close
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CN201510142016.0A
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English (en)
Chinese (zh)
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CN104954001A (zh
Inventor
彼得罗·布托洛
斯图尔特·C·萨尔特
迪帕尼扬·高什
卡勒德·奥马尔
詹姆斯·斯图尔特·兰金二世
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Ford Global Technologies LLC
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Ford Global Technologies LLC
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.)
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Publication date
Priority claimed from US14/227,134 external-priority patent/US9831870B2/en
Application filed by Ford Global Technologies LLC filed Critical Ford Global Technologies LLC
Publication of CN104954001A publication Critical patent/CN104954001A/zh
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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
    • H03K2217/9401—Calibration techniques
    • H03K2217/94026—Automatic threshold calibration; e.g. threshold automatically adapts to ambient conditions or follows variation of input
    • 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
    • H03K2217/9401—Calibration techniques
    • H03K2217/94031—Calibration involving digital processing

Landscapes

  • Electronic Switches (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
CN201510142016.0A 2014-03-27 2015-03-27 接近开关总成及其调谐方法 Active CN104954001B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/227,134 2014-03-27
US14/227,134 US9831870B2 (en) 2012-04-11 2014-03-27 Proximity switch assembly and method of tuning same

Publications (2)

Publication Number Publication Date
CN104954001A CN104954001A (zh) 2015-09-30
CN104954001B true CN104954001B (zh) 2019-07-19

Family

ID=54067005

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510142016.0A Active CN104954001B (zh) 2014-03-27 2015-03-27 接近开关总成及其调谐方法

Country Status (2)

Country Link
CN (1) CN104954001B (de)
DE (1) DE102015104343A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10164631B2 (en) * 2016-11-09 2018-12-25 Ford Global Technologies, Llc Holographic proximity switch
DE102017006980A1 (de) * 2017-07-22 2019-01-24 Leopold Kostal Gmbh & Co. Kg Verfahren zum Erkennen einer Annäherung an ein Sensorelement
DE102017009705A1 (de) * 2017-10-18 2019-04-18 Leopold Kostal Gmbh & Co. Kg Verfahren zum Erkennen einer Annäherung an ein Sensorelement

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102736964A (zh) * 2011-04-05 2012-10-17 赛普拉斯半导体公司 用于电容式传感面板的噪声检测
CN103164096A (zh) * 2011-12-14 2013-06-19 飞思卡尔半导体公司 触摸传感接口电路
CN103475351A (zh) * 2012-06-06 2013-12-25 福特环球技术公司 接近开关及其灵敏度的调整方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8860683B2 (en) * 2007-04-05 2014-10-14 Cypress Semiconductor Corporation Integrated button activation sensing and proximity sensing
US8030914B2 (en) * 2008-12-29 2011-10-04 Motorola Mobility, Inc. Portable electronic device having self-calibrating proximity sensors

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102736964A (zh) * 2011-04-05 2012-10-17 赛普拉斯半导体公司 用于电容式传感面板的噪声检测
CN103164096A (zh) * 2011-12-14 2013-06-19 飞思卡尔半导体公司 触摸传感接口电路
CN103475351A (zh) * 2012-06-06 2013-12-25 福特环球技术公司 接近开关及其灵敏度的调整方法

Also Published As

Publication number Publication date
CN104954001A (zh) 2015-09-30
DE102015104343A1 (de) 2015-10-01

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