GB201011830D0 - Imaging - Google Patents

Imaging

Info

Publication number
GB201011830D0
GB201011830D0 GBGB1011830.5A GB201011830A GB201011830D0 GB 201011830 D0 GB201011830 D0 GB 201011830D0 GB 201011830 A GB201011830 A GB 201011830A GB 201011830 D0 GB201011830 D0 GB 201011830D0
Authority
GB
United Kingdom
Prior art keywords
imaging
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.)
Ceased
Application number
GBGB1011830.5A
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 GBGB1011830.5A priority Critical patent/GB201011830D0/en
Publication of GB201011830D0 publication Critical patent/GB201011830D0/en
Priority to GB1112130.8A priority patent/GB2482066B/en
Priority to PCT/GB2011/051329 priority patent/WO2012007763A1/en
Ceased legal-status Critical Current

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
    • G03H1/2294—Addressing the hologram to an active spatial light modulator
    • 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
    • G03H1/2286—Particular reconstruction light ; Beam properties
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3161—Modulator illumination systems using laser light sources
    • 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
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/08—Synthesising holograms, i.e. holograms synthesized from objects or objects from holograms
    • 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
    • G03H1/32—Systems for obtaining speckle elimination
    • 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
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/08—Synthesising holograms, i.e. holograms synthesized from objects or objects from holograms
    • G03H1/0808—Methods of numerical synthesis, e.g. coherent ray tracing [CRT], diffraction specific
    • G03H2001/0816—Iterative algorithms
    • 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
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/08—Synthesising holograms, i.e. holograms synthesized from objects or objects from holograms
    • G03H1/0841—Encoding method mapping the synthesized field into a restricted set of values representative of the modulator parameters, e.g. detour phase coding
    • G03H2001/085—Kinoform, i.e. phase only encoding wherein the computed field is processed into a distribution of phase differences
    • 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
    • G03H1/2249—Holobject properties
    • G03H2001/2263—Multicoloured holobject
    • G03H2001/2271—RGB holobject
    • 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
    • G03H2001/2297—Addressing the hologram to an active spatial light modulator using frame sequential, e.g. for reducing speckle noise
    • 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
    • G03H1/26—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
    • G03H1/30—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique discrete holograms only
    • G03H2001/306—Tiled identical sub-holograms
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/20—2D object
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2222/00—Light sources or light beam properties
    • G03H2222/10—Spectral composition
    • G03H2222/17—White light
    • G03H2222/18—RGB trichrome light
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2222/00—Light sources or light beam properties
    • G03H2222/33—Pulsed light beam
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2225/00—Active addressable light modulator
    • G03H2225/20—Nature, e.g. e-beam addressed
    • G03H2225/22—Electrically addressed SLM [EA-SLM]
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2225/00—Active addressable light modulator
    • G03H2225/30—Modulation
    • G03H2225/32—Phase only
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2225/00—Active addressable light modulator
    • G03H2225/60—Multiple SLMs
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2226/00—Electro-optic or electronic components relating to digital holography
    • G03H2226/04—Transmission or communication means, e.g. internet protocol
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2240/00—Hologram nature or properties
    • G03H2240/50—Parameters or numerical values associated with holography, e.g. peel strength
    • G03H2240/51—Intensity, power or luminance
GBGB1011830.5A 2010-07-14 2010-07-14 Imaging Ceased GB201011830D0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GBGB1011830.5A GB201011830D0 (en) 2010-07-14 2010-07-14 Imaging
GB1112130.8A GB2482066B (en) 2010-07-14 2011-07-14 Imaging
PCT/GB2011/051329 WO2012007763A1 (en) 2010-07-14 2011-07-14 Holographic imaging with brightness control

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB1011830.5A GB201011830D0 (en) 2010-07-14 2010-07-14 Imaging

Publications (1)

Publication Number Publication Date
GB201011830D0 true GB201011830D0 (en) 2010-09-01

Family

ID=42734923

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB1011830.5A Ceased GB201011830D0 (en) 2010-07-14 2010-07-14 Imaging
GB1112130.8A Active GB2482066B (en) 2010-07-14 2011-07-14 Imaging

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB1112130.8A Active GB2482066B (en) 2010-07-14 2011-07-14 Imaging

Country Status (2)

Country Link
GB (2) GB201011830D0 (en)
WO (1) WO2012007763A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013057951A1 (en) 2011-10-20 2013-04-25 パナソニック株式会社 Image display device
JP6634012B2 (en) 2013-10-20 2020-01-22 エムティティ イノベーション インコーポレイテッドＭｔｔ Ｉｎｎｏｖａｔｉｏｎ Ｉｎｃｏｒｐｏｒａｔｅｄ Light field projector and method
CA2917585C (en) 2014-05-15 2016-09-27 Mtt Innovation Incorporated Optimizing drive schemes for multiple projector systems
CN116260951A (en) 2014-06-03 2023-06-13 Mtt创新公司 Method and apparatus for displaying video data and image data
US10976703B2 (en) * 2015-12-30 2021-04-13 Dualitas Ltd Dynamic holography focused depth printing device
EP3438727B1 (en) 2017-08-02 2020-05-13 Envisics Ltd. Display device
GB2567410B (en) * 2017-08-02 2020-08-19 Envisics Ltd A display device and system
US11796904B2 (en) 2017-08-07 2023-10-24 Sony Corporation Phase modulator, lighting system, and projector
EP3975555A1 (en) * 2017-12-22 2022-03-30 Dolby Laboratories Licensing Corporation Temporal modeling of phase modulators in multi-modulation projection
GB2580441B (en) * 2019-03-14 2022-03-16 Dualitas Ltd Laser modulation
CN110702383B (en) * 2019-10-10 2020-11-20 浙江大学 Wavefront reconstruction device and method based on extended rotationally symmetric structured light illumination

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0329012D0 (en) 2003-12-15 2004-01-14 Univ Cambridge Tech Hologram viewing device
JP5096320B2 (en) * 2006-04-12 2012-12-12 パナソニック株式会社 Image display device
GB2438026A (en) 2006-05-11 2007-11-14 Univ Cambridge Tech Phase retrevial in hologram generation using amplitude and phase feedback
GB2446852B (en) * 2007-02-12 2009-12-09 Light Blue Optics Ltd Data communication and processing system
JP5082616B2 (en) * 2007-06-15 2012-11-28 株式会社Ｊｖｃケンウッド Image forming apparatus
US20090102988A1 (en) * 2007-10-02 2009-04-23 Yoshihiro Maeda Projection device provided with semiconductor light source
JP5104205B2 (en) * 2007-10-24 2012-12-19 セイコーエプソン株式会社 Image display device

Also Published As

Publication number Publication date
GB2482066A (en) 2012-01-18
WO2012007763A1 (en) 2012-01-19
GB2482066B (en) 2012-12-12
GB201112130D0 (en) 2011-08-31

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)