DE69031152D1 - Kapazitiver Detektor - Google Patents

Kapazitiver Detektor

Info

Publication number
DE69031152D1
DE69031152D1 DE69031152T DE69031152T DE69031152D1 DE 69031152 D1 DE69031152 D1 DE 69031152D1 DE 69031152 T DE69031152 T DE 69031152T DE 69031152 T DE69031152 T DE 69031152T DE 69031152 D1 DE69031152 D1 DE 69031152D1
Authority
DE
Germany
Prior art keywords
electrode
projections
resilient
dielectric layer
sheet
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
DE69031152T
Other languages
English (en)
Inventor
Donald A Duncan
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.)
KEY CONCEPTS Inc
Original Assignee
KEY CONCEPTS 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 KEY CONCEPTS Inc filed Critical KEY CONCEPTS Inc
Application granted granted Critical
Publication of DE69031152D1 publication Critical patent/DE69031152D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H1/00—Details of electrophonic musical instruments
    • G10H1/02—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos
    • G10H1/04—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos by additional modulation
    • G10H1/053—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos by additional modulation during execution only
    • G10H1/055—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos by additional modulation during execution only by switches with variable impedance elements
    • G10H1/0551—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos by additional modulation during execution only by switches with variable impedance elements using variable capacitors
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H1/00—Details of electrophonic musical instruments
    • G10H1/32—Constructional details
    • G10H1/34—Switch arrangements, e.g. keyboards or mechanical switches specially adapted for electrophonic musical instruments
    • G10H1/344—Structural association with individual keys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00—Miscellaneous
    • H01H2239/006—Containing a capacitive switch or usable as such

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Power Engineering (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measuring Fluid Pressure (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
DE69031152T 1989-08-23 1990-08-23 Kapazitiver Detektor Expired - Lifetime DE69031152D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/397,766 US4933807A (en) 1989-08-23 1989-08-23 Method of and apparatus for improved capacitive displacement and pressure sensing including for electronic musical instruments

Publications (1)

Publication Number Publication Date
DE69031152D1 true DE69031152D1 (de) 1997-09-04

Family

ID=23572538

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69031152T Expired - Lifetime DE69031152D1 (de) 1989-08-23 1990-08-23 Kapazitiver Detektor

Country Status (5)

Country Link
US (1) US4933807A (de)
EP (1) EP0414540B1 (de)
JP (1) JPH03171000A (de)
AT (1) ATE156291T1 (de)
DE (1) DE69031152D1 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3150685B2 (ja) * 1990-08-06 2001-03-26 株式会社ワコム 可変容量コンデンサ
US5675329A (en) * 1996-05-09 1997-10-07 International Business Machines Corporation Method of obtaining a second function from keys on a keyboard using pressure differentiation
US5745376A (en) * 1996-05-09 1998-04-28 International Business Machines Corporation Method of detecting excessive keyboard force
DE19748485A1 (de) * 1997-11-03 1999-05-06 Todor Dimitriev Taste mit regulierbaren Nachklang für Musikinstrumente
WO2002079740A1 (de) * 2001-03-30 2002-10-10 Siemens Aktiengesellschaft Kapazitives mikrosystem zur erfassung mechanischer verformungen, verwendung und betriebsverfahren
JP4342122B2 (ja) * 2001-06-01 2009-10-14 株式会社豊田中央研究所 静電容量型物理量センサと検出装置
US7293467B2 (en) * 2001-07-09 2007-11-13 Nartron Corporation Anti-entrapment system
JP4514509B2 (ja) * 2004-05-14 2010-07-28 アップサイド株式会社 力センサー、力検出システム及び力検出プログラム
US7060923B2 (en) 2004-06-10 2006-06-13 Nokia Corporation Key
US7312591B2 (en) * 2005-03-11 2007-12-25 Npc Corporation Powered panel moving system
US7342373B2 (en) * 2006-01-04 2008-03-11 Nartron Corporation Vehicle panel control system
JP5061878B2 (ja) * 2007-12-13 2012-10-31 ヤマハ株式会社 圧力センサおよびデータ入力装置
US7723597B1 (en) * 2008-08-21 2010-05-25 Jeff Tripp 3-dimensional musical keyboard
US8149564B2 (en) * 2009-02-23 2012-04-03 Freescale Semiconductor, Inc. MEMS capacitive device and method of forming same
US11726651B2 (en) 2009-07-02 2023-08-15 Uusi, Llc Vehicle occupant detection system
US9046967B2 (en) 2009-07-02 2015-06-02 Uusi, Llc Vehicle accessory control interface having capactive touch switches
US10592092B2 (en) 2009-07-02 2020-03-17 Uusi, Llc. User interface with proximity detection for object tracking
US11216174B2 (en) 2009-07-02 2022-01-04 Uusi, Llc User interface with proximity detection for object tracking
WO2011020869A1 (en) * 2009-08-20 2011-02-24 Massimiliano Ciccone Foot controller
US10017977B2 (en) * 2009-08-21 2018-07-10 Uusi, Llc Keyless entry assembly having capacitance sensor operative for detecting objects
US9051769B2 (en) 2009-08-21 2015-06-09 Uusi, Llc Vehicle assembly having a capacitive sensor
US9705494B2 (en) * 2009-08-21 2017-07-11 Uusi, Llc Vehicle assemblies having fascia panels with capacitance sensors operative for detecting proximal objects
US9575481B2 (en) * 2009-08-21 2017-02-21 Uusi, Llc Fascia panel assembly having capacitance sensor operative for detecting objects
US11634937B2 (en) 2009-08-21 2023-04-25 Uusi, Llc Vehicle assembly having a capacitive sensor
US9845629B2 (en) 2009-08-21 2017-12-19 Uusi, Llc Vehicle keyless entry assembly having capacitance sensor operative for detecting objects
US9199608B2 (en) * 2009-08-21 2015-12-01 Uusi, Llc Keyless entry assembly having capacitance sensor operative for detecting objects
US10954709B2 (en) 2009-08-21 2021-03-23 Uusi, Llc Vehicle assembly having a capacitive sensor
JP3175661U (ja) 2012-03-02 2012-05-24 トリニティ株式会社 携帯端末機器における音声誘導装置及び音声誘導部材
US9632591B1 (en) 2014-09-26 2017-04-25 Apple Inc. Capacitive keyboard having variable make points
IL240460B (en) * 2015-08-09 2018-05-31 2Breathe Tech Ltd Capacitive flexible pressure sensor and breathing monitoring using it
JP2017146461A (ja) * 2016-02-17 2017-08-24 ローランド株式会社 電子打楽器
JP6992267B2 (ja) * 2017-03-24 2022-01-13 ヤマハ株式会社 鍵盤装置用スイッチング装置
US11836297B2 (en) 2020-03-23 2023-12-05 Apple Inc. Keyboard with capacitive key position, key movement, or gesture input sensors
CN111627409B (zh) * 2020-05-18 2021-12-31 潍坊工程职业学院 一种钢琴弹奏的教学辅助***
JP7436344B2 (ja) * 2020-10-27 2024-02-21 ローランド株式会社 鍵盤装置および荷重の付与方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5387120U (de) * 1976-12-17 1978-07-18
US4213367A (en) * 1978-02-28 1980-07-22 Norlin Music, Inc. Monophonic touch sensitive keyboard
US4498365A (en) * 1983-10-14 1985-02-12 Jeff Tripp Apparatus for providing extended versatility in a keyboard-controlled musical instrument in pitch variation, tone alteration characteristics and the like
JPS60125695U (ja) * 1984-02-01 1985-08-24 ヤマハ株式会社 電子鍵盤楽器のタツチコントロ−ル装置
DE3750876T2 (de) * 1987-04-15 1995-07-27 Key Concepts Inc Verfahren und Vorrichtung zum kapazitiven Druckfühlen.

Also Published As

Publication number Publication date
EP0414540A1 (de) 1991-02-27
EP0414540B1 (de) 1997-07-30
US4933807A (en) 1990-06-12
JPH03171000A (ja) 1991-07-24
ATE156291T1 (de) 1997-08-15

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Legal Events

Date Code Title Description
8332 No legal effect for de