TWI670738B - 光導和鍵盤背光 - Google Patents

光導和鍵盤背光 Download PDF

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Publication number
TWI670738B
TWI670738B TW107103637A TW107103637A TWI670738B TW I670738 B TWI670738 B TW I670738B TW 107103637 A TW107103637 A TW 107103637A TW 107103637 A TW107103637 A TW 107103637A TW I670738 B TWI670738 B TW I670738B
Authority
TW
Taiwan
Prior art keywords
light
light guide
guide panel
disposed
panel
Prior art date
Application number
TW107103637A
Other languages
English (en)
Chinese (zh)
Other versions
TW201820367A (zh
Inventor
葛瑞格Ｍ 克洛沛爾
大衛 拉爾森
彼得 布羅爾
Original Assignee
美商盧米泰克斯公司
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 美商盧米泰克斯公司 filed Critical 美商盧米泰克斯公司
Publication of TW201820367A publication Critical patent/TW201820367A/zh
Application granted granted Critical
Publication of TWI670738B publication Critical patent/TWI670738B/zh

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0055—Reflecting element, sheet or layer
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • 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
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G06F3/0202—Constructional details or processes of manufacture of the input device
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/006—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to produce indicia, symbols, texts or the like
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0066—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
    • H01H13/83—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by legends, e.g. Braille, liquid crystal displays, light emitting or optical elements
    • 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
    • H03K2217/96042—Touch switches with illumination
    • H03K2217/96046—Key-pad combined with display, back-lit

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Human Computer Interaction (AREA)
  • Push-Button Switches (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Planar Illumination Modules (AREA)
TW107103637A 2012-03-13 2013-03-13 光導和鍵盤背光 TWI670738B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201261610456P 2012-03-13 2012-03-13
US61/610,456 2012-03-13

Publications (2)

Publication Number Publication Date
TW201820367A TW201820367A (zh) 2018-06-01
TWI670738B true TWI670738B (zh) 2019-09-01

Family

ID=49157444

Family Applications (2)

Application Number Title Priority Date Filing Date
TW107103637A TWI670738B (zh) 2012-03-13 2013-03-13 光導和鍵盤背光
TW102108821A TWI623957B (zh) 2012-03-13 2013-03-13 光導和鍵盤背光

Family Applications After (1)

Application Number Title Priority Date Filing Date
TW102108821A TWI623957B (zh) 2012-03-13 2013-03-13 光導和鍵盤背光

Country Status (4)

Country Link
US (1) US9910211B2 (enExample)
JP (1) JP6336708B2 (enExample)
CN (1) CN103699231B (enExample)
TW (2) TWI670738B (enExample)

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US9502193B2 (en) 2012-10-30 2016-11-22 Apple Inc. Low-travel key mechanisms using butterfly hinges
US9710069B2 (en) 2012-10-30 2017-07-18 Apple Inc. Flexible printed circuit having flex tails upon which keyboard keycaps are coupled
HK1217548A1 (zh) 2013-02-06 2017-01-13 Apple Inc. 具有可动态调整的外观和功能的输入/输出设备
US9412533B2 (en) 2013-05-27 2016-08-09 Apple Inc. Low travel switch assembly
US9908310B2 (en) 2013-07-10 2018-03-06 Apple Inc. Electronic device with a reduced friction surface
WO2015047606A1 (en) 2013-09-30 2015-04-02 Apple Inc. Keycaps having reduced thickness
EP3180678A1 (en) 2014-08-15 2017-06-21 Apple Inc. Fabric keyboard
US10082880B1 (en) 2014-08-28 2018-09-25 Apple Inc. System level features of a keyboard
WO2016053907A1 (en) 2014-09-30 2016-04-07 Apple Inc. Dome switch and switch housing for keyboard assembly
WO2016183488A1 (en) 2015-05-13 2016-11-17 Apple Inc. Keyboard assemblies having reduced thicknesses and method of forming keyboard assemblies
WO2016183510A1 (en) 2015-05-13 2016-11-17 Knopf Eric A Keyboard for electronic device
CN205595253U (zh) 2015-05-13 2016-09-21 苹果公司 电子装置、铰接结构和键机构
US9934915B2 (en) 2015-06-10 2018-04-03 Apple Inc. Reduced layer keyboard stack-up
US9971084B2 (en) 2015-09-28 2018-05-15 Apple Inc. Illumination structure for uniform illumination of keys
US11360258B1 (en) * 2016-06-01 2022-06-14 Apple Inc. Illuminated input devices
US10353485B1 (en) 2016-07-27 2019-07-16 Apple Inc. Multifunction input device with an embedded capacitive sensing layer
US10115544B2 (en) 2016-08-08 2018-10-30 Apple Inc. Singulated keyboard assemblies and methods for assembling a keyboard
US10755877B1 (en) 2016-08-29 2020-08-25 Apple Inc. Keyboard for an electronic device
US11500538B2 (en) 2016-09-13 2022-11-15 Apple Inc. Keyless keyboard with force sensing and haptic feedback
WO2019023357A1 (en) 2017-07-26 2019-01-31 Apple Inc. COMPUTER WITH KEYBOARD
CN110764192B (zh) * 2018-07-26 2021-03-30 群光电子股份有限公司 光学薄膜开关装置
WO2021021588A1 (en) * 2019-07-26 2021-02-04 Photokinetix Holdings Inc. Intravaginal devices, compositions and methods to treat atrophic vaginitis
US11496090B2 (en) * 2020-02-20 2022-11-08 National Taiwan Normal University Light-modulating device
JP7535238B2 (ja) 2020-06-03 2024-08-16 株式会社リコー シート搬送装置、給送装置及び画像形成装置
US11474616B1 (en) * 2021-09-21 2022-10-18 Logitech Europe S.A. Keyboard with surface lighting apparatus
CN118786626A (zh) * 2022-06-03 2024-10-15 陈�峰 一种交叉光波导光开关模块
KR102698787B1 (ko) * 2022-11-18 2024-08-27 (주)코텍 버튼 조명 모듈 및 이를 구비한 버튼 장치

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5128842A (en) * 1991-06-03 1992-07-07 Sunarrow Co., Inc. Uniform illumination plate
TWI243920B (en) * 2001-07-19 2005-11-21 Solid State Opto Ltd Light redirecting films and film systems
US20060108210A1 (en) * 2004-11-24 2006-05-25 Konica Minolta Business Technologies, Inc. Push button
TWM343862U (en) * 2008-05-09 2008-11-01 Kinpo Elect Inc Light-emitting keyboard and its light guiding button
CN101511261A (zh) * 2005-04-25 2009-08-19 马萨诸塞大学 用于校准光反射测量的系统和方法
TW201123242A (en) * 2009-12-18 2011-07-01 Primax Electronics Ltd Thin type illuminated keyboard

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US6447136B1 (en) * 2000-08-08 2002-09-10 Coretronic Corporation Light guide plate for a backlight system
US6874926B2 (en) * 2001-11-26 2005-04-05 Nokia Corporation Illumination system for an electronic device
KR100744283B1 (ko) * 2005-12-05 2007-07-30 삼성전자주식회사 키 패드와 그 제작 방법
KR100754686B1 (ko) * 2006-03-28 2007-09-03 삼성전자주식회사 키패드 어셈블리
TW200921733A (en) * 2007-11-08 2009-05-16 Chicony Electronics Co Ltd Energy-efficient light-emitting module
KR20080069151A (ko) * 2008-02-26 2008-07-25 (주)네오센스 휴대용 단말기의 도광판 구조
CN201256098Y (zh) * 2008-04-11 2009-06-10 精模电子科技（深圳）有限公司 具有导光板的发光键盘
JP5375012B2 (ja) * 2008-10-02 2013-12-25 沖電気工業株式会社 キースイッチ構造
CN201335893Y (zh) * 2008-10-27 2009-10-28 徐云恒 改良式导光板结构
JP4491033B2 (ja) * 2008-11-27 2010-06-30 株式会社東芝 キーボードおよび電子機器
TWI437292B (zh) * 2008-12-25 2014-05-11 Mitsubishi Rayon Co 光源裝置用導光體
JP5171656B2 (ja) * 2009-01-09 2013-03-27 シャープ株式会社 導光シート、キー入力装置及び携帯端末
TWI409544B (zh) * 2009-11-23 2013-09-21 Global Lighting Technologies Method and Structure of Luminous Homogenization of Backlight Module

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5128842A (en) * 1991-06-03 1992-07-07 Sunarrow Co., Inc. Uniform illumination plate
TWI243920B (en) * 2001-07-19 2005-11-21 Solid State Opto Ltd Light redirecting films and film systems
US20060108210A1 (en) * 2004-11-24 2006-05-25 Konica Minolta Business Technologies, Inc. Push button
CN101511261A (zh) * 2005-04-25 2009-08-19 马萨诸塞大学 用于校准光反射测量的系统和方法
TWM343862U (en) * 2008-05-09 2008-11-01 Kinpo Elect Inc Light-emitting keyboard and its light guiding button
TW201123242A (en) * 2009-12-18 2011-07-01 Primax Electronics Ltd Thin type illuminated keyboard

Also Published As

Publication number Publication date
TW201344730A (zh) 2013-11-01
CN103699231B (zh) 2018-08-07
CN103699231A (zh) 2014-04-02
JP6336708B2 (ja) 2018-06-06
TWI623957B (zh) 2018-05-11
US9910211B2 (en) 2018-03-06
US20130242601A1 (en) 2013-09-19
TW201820367A (zh) 2018-06-01
JP2013191562A (ja) 2013-09-26

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