CN116075753A - 光波导结构、ar设备、光波导结构的出射光效的获取方法 - Google Patents

光波导结构、ar设备、光波导结构的出射光效的获取方法 Download PDF

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Publication number
CN116075753A
CN116075753A CN202180002416.5A CN202180002416A CN116075753A CN 116075753 A CN116075753 A CN 116075753A CN 202180002416 A CN202180002416 A CN 202180002416A CN 116075753 A CN116075753 A CN 116075753A
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China
Prior art keywords
optical waveguide
coupling
grating
waveguide structure
efficiency
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CN202180002416.5A
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Inventor
韩娜
王晨如
董瑞君
武玉龙
栗可
白家荣
马占山
黄海涛
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BOE Technology Group Co Ltd
Beijing BOE Display Technology Co Ltd
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BOE Technology Group Co Ltd
Beijing BOE Display Technology Co Ltd
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Publication of CN116075753A publication Critical patent/CN116075753A/zh
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • 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

Abstract

本公开提供的光波导结构、AR设备、光波导结构的出射光效的获取方法，属于显示技术领域。所述光波导结构包括：光波导本体以及设置于所述光波导本体的耦入光栅和多个分布排列的耦出光栅；其中，所述耦入光栅用于将图像光耦入所述光波导本体；所述光波导本体用于使得所述图像光产生全内反射至所述耦出光栅；各所述耦出光栅的衍射效率不同，各所述耦出光栅用于将所述图像光以相同亮度耦出所述光波导本体。

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PCT国内申请，说明书已公开。

Claims (13)

  1. PCT国内申请，权利要求书已公开。
CN202180002416.5A 2021-09-01 2021-09-01 光波导结构、ar设备、光波导结构的出射光效的获取方法 Pending CN116075753A (zh)

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PCT/CN2021/116057 WO2023028925A1 (zh) 2021-09-01 2021-09-01 光波导结构、ar设备、光波导结构的出射光效的获取方法

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CN116075753A true CN116075753A (zh) 2023-05-05

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WO (1) WO2023028925A1 (zh)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104614857A (zh) * 2015-01-21 2015-05-13 佛山市智海星空科技有限公司 一种大出瞳全息波导眼镜系统
CN106707389B (zh) * 2016-12-30 2019-05-31 浙江大学 一种渐变体全息光栅及其制作方法与装置
CN108734292A (zh) * 2018-05-04 2018-11-02 浙江大学 基于遗传算法的多片倾斜表面浮雕拼接光栅的优化方法及倾斜表面浮雕光栅波导显示系统
CN110764260A (zh) * 2018-07-28 2020-02-07 华为技术有限公司 一种增强现实装置
US10598938B1 (en) * 2018-11-09 2020-03-24 Facebook Technologies, Llc Angular selective grating coupler for waveguide display
CN112180594A (zh) * 2019-07-04 2021-01-05 杭州海康威视数字技术股份有限公司 一种全息波导显示装置
US11335531B2 (en) * 2020-02-13 2022-05-17 Applied Materials, Inc. Shadow mask apparatus and methods for variable etch depths
CN112099141B (zh) * 2020-10-29 2023-11-07 歌尔光学科技有限公司 衍射光波导、制造方法、提高出射光均匀性方法、设备

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