KR960042273A - 홀로그래피 처리 및 홀로그래피 어레이의 복제 처리 - Google Patents

홀로그래피 처리 및 홀로그래피 어레이의 복제 처리 Download PDF

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KR960042273A
KR960042273A KR1019960014567A KR19960014567A KR960042273A KR 960042273 A KR960042273 A KR 960042273A KR 1019960014567 A KR1019960014567 A KR 1019960014567A KR 19960014567 A KR19960014567 A KR 19960014567A KR 960042273 A KR960042273 A KR 960042273A
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holographic
array
processing
holograms
holographic processing
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KR1019960014567A
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KR100477783B1 (ko
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커티스 케빈
래리 윌슨 윌리엄
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지. 에스. 인디그
에이티앤드티 아이피엠 코포레이션
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    • 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
    • G03H1/2645—Multiplexing processes, e.g. aperture, shift, or wavefront multiplexing
    • 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
    • G03H1/024—Hologram nature or properties
    • G03H1/0244—Surface relief 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
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H1/024—Hologram nature or properties
    • G03H1/0248—Volume 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
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H2001/026—Recording materials or recording processes
    • 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
    • G03H1/20—Copying holograms by holographic, i.e. optical means
    • G03H2001/207—Copying holograms by holographic, i.e. optical means with modification of the nature of the hologram, e.g. changing from volume to surface relief or from reflection to transmission
    • 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
    • G03H2240/55—Thickness
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2270/00—Substrate bearing the hologram
    • G03H2270/30—Nature
    • G03H2270/31—Flexible
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0065—Recording, reproducing or erasing by using optical interference patterns, e.g. holograms

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Optical Recording Or Reproduction (AREA)

Abstract

본 발명에 따라, 복수의 홀로그램의 복구시에 사용된 판독 빔내에 개구를 사용하므로써, 오버랩되는 영상을 구별할 수 있도록 공간 다중화에 의해 실현할 수 있는 것 이상으로 선택도를 증가시킨다. "개구형성"은 x-방향에서의 브래그 선택도에 의존하는 이동 홀로그래피에서 y-방향에서의 구별에 사용되개에 적합하다.

Description

홀로그래피 처리 및 홀로그래피 어레이의 복제 처리
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 실시에 적합한 장치의 개략도, 제3도는 최적의 단일 개구를 이용하는 단일 홀로그램의 굴절 강도를 도시하는 도면.

Claims (15)

  1. 매체내에 기록된 오버랩하는 개별적인 홀로그램의 어레이에 포함된 개별적인 홀로그램의 복구를 포함하되, 각각 개별적인 홀로그램을 위치시키기 위해 서로에게 상대적으로 빔과 매체를 이동시켜, 연속적으로 위치된 판독 빔으로 조사하는 것을 포함하므로써, 연속적으로 위치되는 복구된 영상 빔을 생성하며, 상기 판독빔과 복구된 영상 빔은 "판독 평면"을 정의하는 홀로그래피 처리에 있어서, 매체내에서 제1주된 방향에서의 빔 크기에 근사하는 개구가 판독 빔내에 삽입배치되므로써, 상기 주된 방향에서의 선택도가 증가되는 것을 특징으로 하는 홀로그래피 처리.
  2. 제1항에 있어서, 상기 에러이는, y-방향으로 배열된 행을 x-방향으로 위치시키므로써 정의되는 오버랩하는 홀로그램의 행을 포함하며, 매체와 판독 평면의 교선의 주된 성분이 x-방향에 놓이고, y-방향이 제1주된 방향을 정의하는 홀로그래피 처리된 방향으로 정의하는 홀로그래피 처리.
  3. 제2항에 있어서, 상기 x-방향 선택은 브래그 선택도에 의존하는 홀로그래피 처리.
  4. 제3항에 있어서, 상기 개구는 y-방향에서의 빔 크기에 근사하는 홀로그래피 처리.
  5. 제1항에 있어서, 상기 개구는 광 평면상에 놓이는 홀로그래피 처리.
  6. 제5항에 있어서, 상기 광 평면은 영상 평면이고, 상기 홀로그램은 푸우리에 변환 홀로그램인 홀로그래피 처리.
  7. 제1항에 있어서, 상기 개구의 크기 및 형상은 x-및 y-양방향에서 빔의 크기 및 형상에 근사하여, 개별적인 홀로그램의 선택이 x- 및 y-양방향에서의 개구 선택에 의해 이루어지는 홀로그래피 처리.
  8. 제7항에 있어서, 상기 매체의 두께가 100㎛ 이하인 홀로그래피 처리.
  9. 제1항에 있어서, 상기 광 평면은 푸우리에 평면이고, 상기 홀로그램은 영상인 홀로그래피 처리.
  10. 제1항에 있어서, 상기 어레이는 원형이며 양 방향에서 오버랩하는 홀로그램을 가진 복수의 동심 원형행을 포함하는 홀로그래피 처리.
  11. 제1항에 있어서, 상기 어레이는 세그먼트를 포함하되, 각 세그먼트는 복수의 홀로그램을 포함하고, 상기 처리는 어레이의 선택된 세그먼트로에 대한 액서스를 제공하는 홀로그래피 처리.
  12. 제11항에 있어서, 선택된 세그먼트로의 액세스는 상기 선택된 세그먼트에 대한 액세스 정보에 따르는 홀로그래피 처리.
  13. 제12항에 있어서, 상기 매체는 사용자의 점유하에 있고, 상기 액세스 정보는 서비스 제공자의 점유하게 있는 홀로그래피 처리.
  14. 제1항에 있어서, 상기 어레이의 적어도 일부의 기록을 포함하되, 상기 기록은 상기 기록 매체에서의 신호 빔과 기준 빔의 간섭을 포함하는 홀로그래피 처리.
  15. 오버랩하는 홀로그램의 홀로그래피 어레이의 복제를 위한 처리에 있어서, 상기 어레이는 제8항의 처리에 의해 형성되고, 상기 어레이의 복제는 2차원 절차에 의해 이루어지는 것을 특징으로 하는 홀로그래피 어레이의 복제 처리.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019960014567A 1995-05-05 1996-05-04 홀로그래피프로세스및홀로그래피어레이의복제프로세스 KR100477783B1 (ko)

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US43568295A 1995-05-05 1995-05-05
US08/435682 1995-05-05
US08/435,682 1995-05-05

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US (1) US5892601A (ko)
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JP (2) JP4076592B2 (ko)
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CA (1) CA2172643C (ko)

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US5892601A (en) 1999-04-06
JPH08339157A (ja) 1996-12-24
EP0741343A1 (en) 1996-11-06
CA2172643A1 (en) 1996-11-06
JP2008077109A (ja) 2008-04-03
KR100477783B1 (ko) 2006-04-06
JP4076592B2 (ja) 2008-04-16
CA2172643C (en) 2000-02-15

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