DE112022002381T5 - Annäherungserfassungsvorrichtung - Google Patents

Annäherungserfassungsvorrichtung Download PDF

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Publication number
DE112022002381T5
DE112022002381T5 DE112022002381.3T DE112022002381T DE112022002381T5 DE 112022002381 T5 DE112022002381 T5 DE 112022002381T5 DE 112022002381 T DE112022002381 T DE 112022002381T DE 112022002381 T5 DE112022002381 T5 DE 112022002381T5
Authority
DE
Germany
Prior art keywords
proximity detection
electrodes
unit
detection device
signal
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.)
Pending
Application number
DE112022002381.3T
Other languages
German (de)
English (en)
Inventor
Hiroshi Shigetaka
Tatsumi Fujiyoshi
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.)
Alps Alpine Co Ltd
Original Assignee
Alps Alpine Co Ltd
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 Alps Alpine Co Ltd filed Critical Alps Alpine Co Ltd
Publication of DE112022002381T5 publication Critical patent/DE112022002381T5/de
Pending legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0412—Digitisers structurally integrated in a display
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/043—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using propagating acoustic waves
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/043—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using propagating acoustic waves
    • G06F3/0436—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using propagating acoustic waves in which generating transducers and detecting transducers are attached to a single acoustic waves transmission substrate
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/12—Fingerprints or palmprints
    • G06V40/13—Sensors therefor
    • G06V40/1306—Sensors therefor non-optical, e.g. ultrasonic or capacitive sensing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04101—2.5D-digitiser, i.e. digitiser detecting the X/Y position of the input means, finger or stylus, also when it does not touch, but is proximate to the digitiser's interaction surface and also measures the distance of the input means within a short range in the Z direction, possibly with a separate measurement setup
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04108—Touchless 2D- digitiser, i.e. digitiser detecting the X/Y position of the input means, finger or stylus, also when it does not touch, but is proximate to the digitiser's interaction surface without distance measurement in the Z direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
DE112022002381.3T 2021-04-30 2022-03-03 Annäherungserfassungsvorrichtung Pending DE112022002381T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021-077787 2021-04-30
JP2021077787 2021-04-30
PCT/JP2022/009264 WO2022230358A1 (ja) 2021-04-30 2022-03-03 近接検出装置

Publications (1)

Publication Number Publication Date
DE112022002381T5 true DE112022002381T5 (de) 2024-02-15

Family

ID=83846964

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112022002381.3T Pending DE112022002381T5 (de) 2021-04-30 2022-03-03 Annäherungserfassungsvorrichtung

Country Status (6)

Country Link
US (1) US12386464B2 (https=)
JP (2) JP7697190B2 (https=)
CN (1) CN117099073A (https=)
DE (1) DE112022002381T5 (https=)
TW (1) TWI820590B (https=)
WO (1) WO2022230358A1 (https=)

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* Cited by examiner, † Cited by third party
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WO2025142329A1 (ja) * 2023-12-26 2025-07-03 株式会社村田製作所 押圧センサ、押圧点検出方法、及び押圧点検出プログラム
CN117871970B (zh) * 2024-03-11 2024-05-10 北京理工大学 一种具有有源屏蔽电路的静电传感器装置

Citations (2)

* Cited by examiner, † Cited by third party
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JP2019194791A (ja) 2018-05-02 2019-11-07 Ｎｉｓｓｈａ株式会社 押圧力測定を備えたタッチパネル
JP2021077787A (ja) 2019-11-11 2021-05-20 住友電気工業株式会社 炭化珪素半導体装置

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US8698769B2 (en) * 2011-08-01 2014-04-15 Sharp Kabushiki Kaisha Dual mode capacitive touch panel
CN104756054B (zh) * 2012-07-26 2018-02-23 苹果公司 通过超声波传感器进行力检测
WO2014018119A1 (en) * 2012-07-26 2014-01-30 Changello Enterprise Llc Ultrasound-based force and touch sensing
US9983715B2 (en) * 2012-12-17 2018-05-29 Apple Inc. Force detection in touch devices using piezoelectric sensors
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US10235552B2 (en) * 2016-10-12 2019-03-19 Qualcomm Incorporated Hybrid capacitive and ultrasonic sensing
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TWI643113B (zh) * 2017-03-03 2018-12-01 日商阿爾普士電氣股份有限公司 Input device and control method thereof
CN111052130A (zh) * 2017-08-09 2020-04-21 利兰斯坦福初级大学董事会 交互式生物识别触摸扫描仪
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JP2021077787A (ja) 2019-11-11 2021-05-20 住友電気工業株式会社 炭化珪素半導体装置

Also Published As

Publication number Publication date
CN117099073A (zh) 2023-11-21
TW202401222A (zh) 2024-01-01
TWI820590B (zh) 2023-11-01
JPWO2022230358A1 (https=) 2022-11-03
TW202244698A (zh) 2022-11-16
US12386464B2 (en) 2025-08-12
JP7697190B2 (ja) 2025-06-24
WO2022230358A1 (ja) 2022-11-03
US20240028165A1 (en) 2024-01-25
JP2025114868A (ja) 2025-08-05

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