JP6336708B2 - 光導体およびキーボードバックライト - Google Patents

光導体およびキーボードバックライト Download PDF

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Publication number
JP6336708B2
JP6336708B2 JP2013050570A JP2013050570A JP6336708B2 JP 6336708 B2 JP6336708 B2 JP 6336708B2 JP 2013050570 A JP2013050570 A JP 2013050570A JP 2013050570 A JP2013050570 A JP 2013050570A JP 6336708 B2 JP6336708 B2 JP 6336708B2
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JP
Japan
Prior art keywords
light
guide plate
light guide
substantially flat
curved
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
JP2013050570A
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English (en)
Japanese (ja)
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JP2013191562A5 (enExample
JP2013191562A (ja
Inventor
エム クロエペル グレッグ
エム クロエペル グレッグ
ラーソン ディビッド
ラーソン ディビッド
ブローアー ピーター
ブローアー ピーター
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 JP2013191562A publication Critical patent/JP2013191562A/ja
Publication of JP2013191562A5 publication Critical patent/JP2013191562A5/ja
Application granted granted Critical
Publication of JP6336708B2 publication Critical patent/JP6336708B2/ja
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)
JP2013050570A 2012-03-13 2013-03-13 光導体およびキーボードバックライト Active JP6336708B2 (ja)

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 (3)

Publication Number Publication Date
JP2013191562A JP2013191562A (ja) 2013-09-26
JP2013191562A5 JP2013191562A5 (enExample) 2016-04-28
JP6336708B2 true JP6336708B2 (ja) 2018-06-06

Family

ID=49157444

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013050570A Active JP6336708B2 (ja) 2012-03-13 2013-03-13 光導体およびキーボードバックライト

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

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US5128842A (en) * 1991-06-03 1992-07-07 Sunarrow Co., Inc. Uniform illumination plate
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US6447136B1 (en) * 2000-08-08 2002-09-10 Coretronic Corporation Light guide plate for a backlight system
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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
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Also Published As

Publication number Publication date
TW201344730A (zh) 2013-11-01
CN103699231B (zh) 2018-08-07
CN103699231A (zh) 2014-04-02
TWI623957B (zh) 2018-05-11
TWI670738B (zh) 2019-09-01
US9910211B2 (en) 2018-03-06
US20130242601A1 (en) 2013-09-19
TW201820367A (zh) 2018-06-01
JP2013191562A (ja) 2013-09-26

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