CN103699231B - 光导和键盘背光 - Google Patents

光导和键盘背光 Download PDF

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Publication number
CN103699231B
CN103699231B CN201310240055.5A CN201310240055A CN103699231B CN 103699231 B CN103699231 B CN 103699231B CN 201310240055 A CN201310240055 A CN 201310240055A CN 103699231 B CN103699231 B CN 103699231B
Authority
CN
China
Prior art keywords
light
substantially flat
feature
guiding panel
distance
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.)
Active
Application number
CN201310240055.5A
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English (en)
Chinese (zh)
Other versions
CN103699231A (zh
Inventor
G·M·科洛佩尔
D·拉尔松
P·布勒尔
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.)
Lumitex Inc
Original Assignee
Lumitex 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 Lumitex Inc filed Critical Lumitex Inc
Publication of CN103699231A publication Critical patent/CN103699231A/zh
Application granted granted Critical
Publication of CN103699231B publication Critical patent/CN103699231B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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)
CN201310240055.5A 2012-03-13 2013-03-13 光导和键盘背光 Active CN103699231B (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
CN103699231A CN103699231A (zh) 2014-04-02
CN103699231B true CN103699231B (zh) 2018-08-07

Family

ID=49157444

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310240055.5A Active CN103699231B (zh) 2012-03-13 2013-03-13 光导和键盘背光

Country Status (4)

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

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US9927895B2 (en) 2013-02-06 2018-03-27 Apple Inc. Input/output device with a dynamically adjustable appearance and function
TWI559350B (zh) 2013-05-27 2016-11-21 蘋果公司 低行程薄膜按鍵、用於製造低行程薄膜按鍵之方法及關開總成
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
JP3213039U (ja) 2014-08-15 2017-10-19 アップル インコーポレイテッド 布製キーボード
US10082880B1 (en) 2014-08-28 2018-09-25 Apple Inc. System level features of a keyboard
WO2016053898A1 (en) 2014-09-30 2016-04-07 Apple Inc. Light-emitting assembly for keyboard
EP3295467A1 (en) 2015-05-13 2018-03-21 Apple Inc. Keyboard for electronic device
CN205959841U (zh) 2015-05-13 2017-02-15 苹果公司 电子设备和键盘组件
CN206322622U (zh) 2015-05-13 2017-07-11 苹果公司 电子装置和键机构
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
CN117270637A (zh) 2017-07-26 2023-12-22 苹果公司 具有键盘的计算机
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
US20220273919A1 (en) * 2019-07-26 2022-09-01 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
WO2023232146A1 (zh) * 2022-06-03 2023-12-07 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 (3)

* 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
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
CN201335893Y (zh) * 2008-10-27 2009-10-28 徐云恒 改良式导光板结构

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6752505B2 (en) * 1999-02-23 2004-06-22 Solid State Opto Limited Light redirecting films and film systems
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
JP2006147498A (ja) * 2004-11-24 2006-06-08 Konica Minolta Business Technologies Inc 押下釦
CA2605467C (en) * 2005-04-25 2013-12-24 University Of Massachusetts Systems and methods for correcting optical reflectance measurements
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
TWM343862U (en) * 2008-05-09 2008-11-01 Kinpo Elect Inc Light-emitting keyboard and its light guiding button
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
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
KR101653015B1 (ko) * 2008-12-25 2016-08-31 미츠비시 레이온 가부시키가이샤 광원장치용 도광체 및 그의 제조 방법
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
TWI420556B (zh) * 2009-12-18 2013-12-21 Primax Electronics Ltd 薄型發光鍵盤

Patent Citations (3)

* 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
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
CN201335893Y (zh) * 2008-10-27 2009-10-28 徐云恒 改良式导光板结构

Also Published As

Publication number Publication date
TW201344730A (zh) 2013-11-01
JP2013191562A (ja) 2013-09-26
US9910211B2 (en) 2018-03-06
US20130242601A1 (en) 2013-09-19
CN103699231A (zh) 2014-04-02
TWI623957B (zh) 2018-05-11
TWI670738B (zh) 2019-09-01
TW201820367A (zh) 2018-06-01
JP6336708B2 (ja) 2018-06-06

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