KR20160147987A - 코히어런트 홀로그래픽 데이터 채널을 위한 방법 및 장치 - Google Patents

코히어런트 홀로그래픽 데이터 채널을 위한 방법 및 장치 Download PDF

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Publication number
KR20160147987A
KR20160147987A KR1020167033508A KR20167033508A KR20160147987A KR 20160147987 A KR20160147987 A KR 20160147987A KR 1020167033508 A KR1020167033508 A KR 1020167033508A KR 20167033508 A KR20167033508 A KR 20167033508A KR 20160147987 A KR20160147987 A KR 20160147987A
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KR
South Korea
Prior art keywords
spatial
local oscillator
hologram
phase
reconstructed signal
Prior art date
Application number
KR1020167033508A
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English (en)
Korean (ko)
Inventor
마크 알 아이레스
케네스 이 앤더슨
데이비드 씨 프루에트
윌 에이 로첼
Original Assignee
아코니아 홀로그래픽스 엘엘씨
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.)
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Priority claimed from US14/484,060 external-priority patent/US20150070739A1/en
Application filed by 아코니아 홀로그래픽스 엘엘씨 filed Critical 아코니아 홀로그래픽스 엘엘씨
Publication of KR20160147987A publication Critical patent/KR20160147987A/ko

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    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10009—Improvement or modification of read or write signals
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10009—Improvement or modification of read or write signals
    • G11B20/10268—Improvement or modification of read or write signals bit detection or demodulation methods
    • G11B20/10277—Improvement or modification of read or write signals bit detection or demodulation methods the demodulation process being specifically adapted to partial response channels, e.g. PRML decoding
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/128—Modulators

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Holo Graphy (AREA)
  • Optical Recording Or Reproduction (AREA)
KR1020167033508A 2014-04-29 2015-04-29 코히어런트 홀로그래픽 데이터 채널을 위한 방법 및 장치 KR20160147987A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201461986083P 2014-04-29 2014-04-29
US61/986,083 2014-04-29
US14/484,060 US20150070739A1 (en) 2005-02-28 2014-09-11 Methods and devices for coherent optical data detection and coherent data channel modulation
US14/484,060 2014-09-11
PCT/US2015/028356 WO2015168325A1 (fr) 2014-04-29 2015-04-29 Procédés et appareil pour canaux de données holographiques cohérents

Publications (1)

Publication Number Publication Date
KR20160147987A true KR20160147987A (ko) 2016-12-23

Family

ID=54359309

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020167033508A KR20160147987A (ko) 2014-04-29 2015-04-29 코히어런트 홀로그래픽 데이터 채널을 위한 방법 및 장치

Country Status (4)

Country Link
EP (1) EP3138098A4 (fr)
JP (1) JP2017519323A (fr)
KR (1) KR20160147987A (fr)
WO (1) WO2015168325A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200072306A (ko) * 2018-12-12 2020-06-22 주식회사 내일해 측정 대상 물체의 3차원 형상 정보 생성 방법

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111883185B (zh) * 2020-06-02 2021-06-25 华中科技大学 一种投影式超分辨光学数据的写入/读出方法及装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3527328B2 (ja) * 1995-08-31 2004-05-17 浜松ホトニクス株式会社 二重像解消装置
US6606159B1 (en) * 1999-08-02 2003-08-12 Zetetic Institute Optical storage system based on scanning interferometric near-field confocal microscopy
US7848595B2 (en) * 2004-06-28 2010-12-07 Inphase Technologies, Inc. Processing data pixels in a holographic data storage system
US7623279B1 (en) * 2005-11-22 2009-11-24 Inphase Technologies, Inc. Method for holographic data retrieval by quadrature homodyne detection
JP4564948B2 (ja) * 2006-09-11 2010-10-20 株式会社日立製作所 光情報検出方法、光ヘッド及び光ディスク装置
EP2256726A1 (fr) * 2009-05-27 2010-12-01 Thomson Licensing Système de stockage holographique à bruit réduit
JP5358530B2 (ja) * 2010-07-28 2013-12-04 日立コンシューマエレクトロニクス株式会社 光情報記録再生装置及び再生装置
US8817585B2 (en) * 2010-10-19 2014-08-26 National University Corporation Hokkaido University Holographic memory reproduction device and holographic memory reproduction method, demodulation device and demodulation method, and observation device and observation method
JP5476329B2 (ja) * 2011-03-25 2014-04-23 富士フイルム株式会社 光情報記録媒体
JP5802616B2 (ja) * 2012-06-20 2015-10-28 日立コンシューマエレクトロニクス株式会社 光情報記録再生装置および光情報記録再生方法
JP6003366B2 (ja) * 2012-08-06 2016-10-05 ソニー株式会社 再生装置、再生方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200072306A (ko) * 2018-12-12 2020-06-22 주식회사 내일해 측정 대상 물체의 3차원 형상 정보 생성 방법

Also Published As

Publication number Publication date
EP3138098A4 (fr) 2017-12-13
JP2017519323A (ja) 2017-07-13
WO2015168325A1 (fr) 2015-11-05
EP3138098A1 (fr) 2017-03-08

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