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GB2554575B - Diffuser for head-up display - Google Patents

Diffuser for head-up display

Info

Publication number
GB2554575B
GB2554575B GB1717312.1A GB201717312A GB2554575B GB 2554575 B GB2554575 B GB 2554575B GB 201717312 A GB201717312 A GB 201717312A GB 2554575 B GB2554575 B GB 2554575B
Authority
GB
United Kingdom
Prior art keywords
diffuser
head
display
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
GB1717312.1A
Other versions
GB2554575A (en
GB201717312D0 (en
Inventor
Christmas Jamieson
Masiyano Dackson
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.)
Two Trees Photonics Ltd
Original Assignee
Two Trees Photonics Ltd
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 Two Trees Photonics Ltd filed Critical Two Trees Photonics Ltd
Priority to GB1717312.1A priority Critical patent/GB2554575B/en
Priority claimed from GB1408809.0A external-priority patent/GB2526159B/en
Publication of GB201717312D0 publication Critical patent/GB201717312D0/en
Publication of GB2554575A publication Critical patent/GB2554575A/en
Application granted granted Critical
Publication of GB2554575B publication Critical patent/GB2554575B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2202—Reconstruction geometries or arrangements
    • G03H1/2205—Reconstruction geometries or arrangements using downstream optical component
    • 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
    • G02B27/0101—Head-up displays characterised by optical features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0294—Diffusing elements; Afocal elements characterized by the use adapted to provide an additional optical effect, e.g. anti-reflection or filter
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2294—Addressing the hologram to an active spatial light modulator
    • 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
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B27/0103—Head-up displays characterised by optical features comprising holographic elements
    • G02B2027/0105—Holograms with particular structures
    • G02B2027/0107—Holograms with particular structures with optical power
    • 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
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/011—Head-up displays characterised by optical features comprising device for correcting geometrical aberrations, distortion
    • 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
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/0123—Head-up displays characterised by optical features comprising devices increasing the field of view
    • 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
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/013—Head-up displays characterised by optical features comprising a combiner of particular shape, e.g. curvature
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2202—Reconstruction geometries or arrangements
    • G03H1/2205—Reconstruction geometries or arrangements using downstream optical component
    • G03H2001/2213—Diffusing screen revealing the real holobject, e.g. container filed with gel to reveal the 3D holobject
    • G03H2001/2215—Plane screen

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Holo Graphy (AREA)
GB1717312.1A 2014-05-16 2014-05-16 Diffuser for head-up display Active GB2554575B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1717312.1A GB2554575B (en) 2014-05-16 2014-05-16 Diffuser for head-up display

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1408809.0A GB2526159B (en) 2014-05-16 2014-05-16 Diffuser for head-up display
GB1717312.1A GB2554575B (en) 2014-05-16 2014-05-16 Diffuser for head-up display

Publications (3)

Publication Number Publication Date
GB201717312D0 GB201717312D0 (en) 2017-12-06
GB2554575A GB2554575A (en) 2018-04-04
GB2554575B true GB2554575B (en) 2018-09-26

Family

ID=60481618

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1717312.1A Active GB2554575B (en) 2014-05-16 2014-05-16 Diffuser for head-up display

Country Status (1)

Country Link
GB (1) GB2554575B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12332434B2 (en) 2019-02-12 2025-06-17 Cy Vision Inc. Holographic head-up display system

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3295256B1 (en) 2015-12-30 2023-11-08 Dualitas Ltd. Dynamic holography focused depth printing method
WO2017115078A1 (en) 2015-12-30 2017-07-06 Daqri Holographics Ltd Dynamic holography non-scanning printing device
WO2017115081A1 (en) 2015-12-30 2017-07-06 Daqri Holographics Ltd Near eye dynamic holography
EP3557307B1 (en) 2016-12-15 2025-03-26 Dualitas Ltd. Image display device
US10347030B2 (en) 2017-05-15 2019-07-09 Envisics Ltd Adjusting depth of augmented reality content on a heads up display
EP3686651B1 (en) 2017-08-02 2021-10-20 Envisics Ltd. Display device
GB2567408B (en) 2017-08-02 2020-12-02 Dualitas Ltd Holographic projector
GB2568021B (en) 2017-09-08 2021-12-01 Dualitas Ltd Holographic projector
GB2569208B (en) 2018-07-19 2019-12-04 Envisics Ltd A head-up display
GB2576031B (en) * 2018-08-02 2021-03-03 Envisics Ltd Illumination system and method
GB2580012A (en) 2018-09-28 2020-07-15 Envisics Ltd Head-up display
GB2578785C (en) 2018-11-09 2023-08-09 Dualitas Ltd Pixel mapping onto a display device for holographic projection
GB2580298B (en) 2018-11-12 2021-08-11 Dualitas Ltd A spatial light modulator for holographic projection
GB2579234B (en) 2018-11-27 2023-07-19 Dualitas Ltd Hologram calculation
WO2020136306A1 (en) * 2018-12-27 2020-07-02 Nokia Technologies Oy Apparatus, method, and system for use in a display
GB2580696B (en) 2019-01-25 2022-04-27 Dualitas Ltd A method for a holographic projector
GB2580441B (en) 2019-03-14 2022-03-16 Dualitas Ltd Laser modulation
GB2582370B (en) 2019-03-22 2022-11-02 Dualitas Ltd Holographic projector
GB2582965B (en) 2019-04-11 2021-09-15 Dualitas Ltd A diffuser assembly
GB2586511B (en) 2019-08-23 2021-12-01 Dualitas Ltd Holographic projector
GB2586512B (en) 2019-08-23 2021-12-08 Dualitas Ltd Holographic projection
GB2578523B (en) 2019-09-25 2021-08-11 Dualitas Ltd Holographic projection
GB2587400B (en) 2019-09-27 2022-02-16 Dualitas Ltd Hologram display using a liquid crystal display device
KR20220101682A (en) 2019-11-15 2022-07-19 씨와이 비전 인크 Augmented reality heads-up display with steerable eyebox
WO2021196017A1 (en) * 2020-03-31 2021-10-07 华为技术有限公司 Apparatus for detecting shift of diffusion film, and head-up display

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050200962A1 (en) * 2004-03-10 2005-09-15 Dmitry Voloschenko Head-up display
EP2713197A1 (en) * 2012-09-28 2014-04-02 Delphi Technologies, Inc. Head-up display system with dynamic image field and brightness control

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050200962A1 (en) * 2004-03-10 2005-09-15 Dmitry Voloschenko Head-up display
EP2713197A1 (en) * 2012-09-28 2014-04-02 Delphi Technologies, Inc. Head-up display system with dynamic image field and brightness control

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12332434B2 (en) 2019-02-12 2025-06-17 Cy Vision Inc. Holographic head-up display system

Also Published As

Publication number Publication date
GB2554575A (en) 2018-04-04
GB201717312D0 (en) 2017-12-06

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20210107 AND 20210113