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公开(公告)号:EP3710887A1
公开(公告)日:2020-09-23
申请号:EP18898841.4
申请日:2018-06-13
申请人: Digilens Inc.
IPC分类号: G02F1/13 , G02F1/1334 , G02F1/13363
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公开(公告)号:EP3924759A1
公开(公告)日:2021-12-22
申请号:EP20755316.5
申请日:2020-02-18
申请人: Digilens Inc.
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公开(公告)号:EP4288831A1
公开(公告)日:2023-12-13
申请号:EP22764282.4
申请日:2022-03-07
申请人: Digilens Inc.
发明人: WALDERN, Jonathan, David , GRANT, Alastair, John , POPOVICH, Milan, Momcilo , ABRAHM, Shibu , HILL, Baeddan, George , HO, Tsung-Jui , CALLENS, Michiel, Koen , LEE, Hyesog
IPC分类号: G02F1/1341 , G02F1/13 , G02B6/12 , G02B6/293
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公开(公告)号:EP2494388B1
公开(公告)日:2018-11-21
申请号:EP10801183.4
申请日:2010-10-26
IPC分类号: G02B5/18 , G02B5/20 , G02B5/32 , G02B27/01 , G02F1/1334
CPC分类号: G02B27/0172 , G02B5/1819 , G02B5/1842 , G02B5/203 , G02B5/32 , G02B6/0028 , G02B27/017 , G02F1/13342 , G02F1/133615 , G02F1/133621 , G02F1/134309 , G02F1/13473 , G02F2001/13775 , G02F2201/123 , G02F2201/30 , G02F2201/307 , G02F2203/12 , G02F2203/62
摘要: There is provided a wearable display comprising at least one Switchable Bragg Grating (SBG) device recorded in at least one Holographic Polymer Dispersed Liquid Crystal (HPDLC) layer. Each HPDLC layer is sandwiched between first and second transparent plates to which transparent electrodes have been applied. Each SBG device is characterized in that it provides a grating in a separate switchable region and is clear elsewhere. Each SBG device has a diffracting state and a non diffracting state. The transparent plates and HPDLC layers form a laminar structure which functions as a light guide. In one embodiment of the invention the display magnifies and forms a virtual image of information provided by an external image generator. In one embodiment of the invention the display and forms a virtual image of an image of information encoded in the SBG device.
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公开(公告)号:EP3248026A1
公开(公告)日:2017-11-29
申请号:EP16715597.7
申请日:2016-01-19
申请人: DigiLens Inc.
CPC分类号: G01S7/4817 , G01S17/42 , G01S17/88 , G01S17/89 , G02B6/12002 , G02B6/34 , G02B26/0808 , G02B26/106 , G02B27/0093 , G02B2006/12138 , G06F3/013
摘要: A holographic waveguide LIDAR having a transmitter waveguide coupled to a beam deflector and a receiver waveguide coupled to a detector module. The transmitter waveguide contains an array of grating elements for diffracting a scanned laser beam into a predefined angular ranges. The receiver waveguide contains an array of grating elements for diffracting light reflected from external points within a predefined angular range towards the detector module.
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公开(公告)号:EP2995986A1
公开(公告)日:2016-03-16
申请号:EP15187491.4
申请日:2012-08-22
IPC分类号: G02B27/01 , G02F1/1334 , G09F9/30
CPC分类号: G02B27/4227 , G02B5/18 , G02B6/0028 , G02B6/0035 , G02B6/0078 , G02B27/0101 , G02B27/0172 , G02B2027/0118 , G02F1/13342 , G02F1/292
摘要: There is provided a transparent wearable data display comprising: a source of collimated light; a means for deflecting said collimated light into a scanned beam; a first array comprising one column and integer N rows of switchable grating elements sandwiched between first and second parallel transparent substrates, the substrates together functioning as a first light guide; an second array comprising M columns and N rows of switchable grating elements sandwiched between third and fourth parallel transparent substrates the substrates together functioning as a second light guide; transparent electrodes applied to opposing faces of the first and second and the third and fourth substrates. The apparatus further comprises a first coupling means for directing the scanned beam into a first TIR light path between the outer surfaces of the first lightguide along the first array column; and a second coupling means for directing the first TIR light into a second TIR path between the outer surfaces of the second lightguide along a row of elements of the second array.
摘要翻译: 提供了一种透明佩戴数据显示器,包括:准直光源; 用于将所述准直光偏转成扫描光束的装置; 第一阵列,其包括夹在第一和第二平行透明基板之间的一列和整整N行可切换光栅元件,所述基板一起用作第一光导; 第二阵列,包括夹在第三和第四平行透明基板之间的M列和N行可切换光栅元件,所述基板一起用作第二光导; 施加到第一和第二和第三和第四基板的相对面的透明电极。 该装置还包括第一耦合装置,用于将扫描光束引导到沿着第一阵列列的第一光导的外表面之间的第一TIR光路径; 以及第二耦合装置,用于沿着第二阵列的一列元件将第一TIR光引导到第二光导的外表面之间的第二TIR路径。
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