DE112021004254A5 - Vorrichtung und Verfahren zur Berechnung von Hologrammdaten - Google Patents

Vorrichtung und Verfahren zur Berechnung von Hologrammdaten Download PDF

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Publication number
DE112021004254A5
DE112021004254A5 DE112021004254.8T DE112021004254T DE112021004254A5 DE 112021004254 A5 DE112021004254 A5 DE 112021004254A5 DE 112021004254 T DE112021004254 T DE 112021004254T DE 112021004254 A5 DE112021004254 A5 DE 112021004254A5
Authority
DE
Germany
Prior art keywords
hologram data
calculating hologram
calculating
data
hologram
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.)
Pending
Application number
DE112021004254.8T
Other languages
English (en)
Inventor
Enrico Zschau
Johannes Pleikies
Robert Missbach
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.)
SeeReal Technologies SA
Original Assignee
SeeReal Technologies SA
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 SeeReal Technologies SA filed Critical SeeReal Technologies SA
Publication of DE112021004254A5 publication Critical patent/DE112021004254A5/de
Pending 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
    • G03H1/04—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
    • 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
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • 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
    • 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
    • G03H1/0891—Processes or apparatus adapted to convert digital holographic data into a hologram
    • 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
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/20—Processor architectures; Processor configuration, e.g. pipelining
    • 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
    • G03H2001/0825—Numerical processing in hologram space, e.g. combination of the CGH [computer generated hologram] with a numerical optical element
    • 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
    • G03H2001/2236—Details of the viewing window
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/30—3D object
    • G03H2210/36—Occluded features resolved due to parallax selectivity
    • 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
    • G03H2226/02—Computing or processing means, e.g. digital signal processor [DSP]
    • 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
    • G03H2226/05—Means for tracking the observer
    • 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
    • G03H2240/20—Details of physical variations exhibited in the hologram
    • G03H2240/40—Dynamic of the variations

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Holo Graphy (AREA)
DE112021004254.8T 2020-08-10 2021-08-06 Vorrichtung und Verfahren zur Berechnung von Hologrammdaten Pending DE112021004254A5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP20190266 2020-08-10
EP20190266.5 2020-08-10
PCT/EP2021/072109 WO2022033996A2 (de) 2020-08-10 2021-08-06 Vorrichtung und verfahren zur berechnung von hologrammdaten

Publications (1)

Publication Number Publication Date
DE112021004254A5 true DE112021004254A5 (de) 2023-06-01

Family

ID=77398559

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112021004254.8T Pending DE112021004254A5 (de) 2020-08-10 2021-08-06 Vorrichtung und Verfahren zur Berechnung von Hologrammdaten

Country Status (6)

Country Link
US (1) US20230315014A1 (de)
KR (1) KR20230050404A (de)
CN (1) CN116113890A (de)
DE (1) DE112021004254A5 (de)
TW (1) TW202209026A (de)
WO (1) WO2022033996A2 (de)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4473133B2 (ja) 2002-11-13 2010-06-02 シーリアル、テクノロジーズ、ゲーエムベーハー 映像ホログラムおよび映像ホログラム再生装置
DE102004063838A1 (de) 2004-12-23 2006-07-06 Seereal Technologies Gmbh Verfahren und Einrichtung zum Berechnen computer generierter Videohologramme
DE102007023737B4 (de) 2007-05-16 2009-01-02 Seereal Technologies S.A. Verfahren zum Generieren von Videohologrammen in Echtzeit zur Erweiterung einer 3D-Rendering-Graphikpipeline
DE102007023739B4 (de) * 2007-05-16 2018-01-04 Seereal Technologies S.A. Verfahren zum Rendern und Generieren von Farbvideohologrammen in Echtzeit und holographische Wiedergabeeinrichtung
GB2466023A (en) * 2008-12-08 2010-06-09 Light Blue Optics Ltd Holographic Image Projection Systems
CN102918466B (zh) 2010-04-01 2016-11-16 视瑞尔技术公司 用于在全息***中编码包含透明物体的三维场景的方法和装置
DE112014002704A5 (de) * 2013-06-06 2016-03-03 Seereal Technologies S.A. Vorrichtung und Verfahren zur Berechnung von Hologrammdaten

Also Published As

Publication number Publication date
CN116113890A (zh) 2023-05-12
WO2022033996A3 (de) 2022-08-11
US20230315014A1 (en) 2023-10-05
WO2022033996A2 (de) 2022-02-17
KR20230050404A (ko) 2023-04-14
TW202209026A (zh) 2022-03-01

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Representative=s name: BRADL, JOACHIM, DIPL.-PHYS. DR.RER.NAT., DE