CN113853665A - 一种导光板光开关及导光板阵列光开关模块 - Google Patents

一种导光板光开关及导光板阵列光开关模块 Download PDF

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Publication number
CN113853665A
CN113853665A CN202080032646.1A CN202080032646A CN113853665A CN 113853665 A CN113853665 A CN 113853665A CN 202080032646 A CN202080032646 A CN 202080032646A CN 113853665 A CN113853665 A CN 113853665A
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optical
cpu
light
guide plate
switch
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CN202080032646.1A
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陈�峰
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Priority claimed from PCT/CN2020/088543 external-priority patent/WO2020221368A1/zh
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Abstract

一种导光板光开关及导光板阵列光开关模块，包括光发器、光接器、电路片、光开关、导光板，光发器发射的光信号通过光开关与光接器光路导通，当光开关被触发时，光发器与光接器的传播光路产生通断；导光板分为多个光区，多个光区内的光信号被彼此隔离；在每一个光区内，多个光发器分别与一组光接器的光路导通或分别与一个光接器的光路导通；光发器与CPU输出口连接，光接器与CPU输入口连接；提供制作工艺简单、生产成本低的薄膜光开关，特别是提供一种使用寿命长，超薄的薄膜光开关，可广泛应用于PC键盘、薄型的薄膜键盘、薄型的笔记本键盘。

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PCT国内申请，说明书已公开。

Claims (27)

  1. PCT国内申请，权利要求书已公开。
CN202080032646.1A 2019-11-14 2020-05-01 一种导光板光开关及导光板阵列光开关模块 Pending CN113853665A (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CN201911110323 2019-11-14
CN2019111103235 2019-11-14
CN202010362848 2020-04-30
CN2020103628484 2020-04-30
PCT/CN2020/088543 WO2020221368A1 (zh) 2019-05-01 2020-05-01 一种导光板光开关及导光板阵列光开关模块

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CN113853665A true CN113853665A (zh) 2021-12-28

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6236036B1 (en) * 1998-03-06 2001-05-22 Keyence Corporation Multi-optical-path photoswitch with capability of detecting multiple light emission
CN101435951A (zh) * 2007-11-12 2009-05-20 三星电子株式会社 导光和散射板以及含有该导光和散射板的显示装置
US20120044716A1 (en) * 2010-08-19 2012-02-23 Sian Tatt Lee Multi-segmented light guide for keypad and display apparatus
CN103137368A (zh) * 2011-11-22 2013-06-05 致伸科技股份有限公司 发光键盘
CN109478887A (zh) * 2016-03-30 2019-03-15 陈�峰 一种有阻断体及阻断动作空间的光开关装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6236036B1 (en) * 1998-03-06 2001-05-22 Keyence Corporation Multi-optical-path photoswitch with capability of detecting multiple light emission
CN101435951A (zh) * 2007-11-12 2009-05-20 三星电子株式会社 导光和散射板以及含有该导光和散射板的显示装置
US20120044716A1 (en) * 2010-08-19 2012-02-23 Sian Tatt Lee Multi-segmented light guide for keypad and display apparatus
CN103137368A (zh) * 2011-11-22 2013-06-05 致伸科技股份有限公司 发光键盘
CN109478887A (zh) * 2016-03-30 2019-03-15 陈�峰 一种有阻断体及阻断动作空间的光开关装置

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