SG10202012956QA - Holographic storage device and method for simultaneously recording and reading on two sides - Google Patents
Holographic storage device and method for simultaneously recording and reading on two sidesInfo
- Publication number
- SG10202012956QA SG10202012956QA SG10202012956QA SG10202012956QA SG10202012956QA SG 10202012956Q A SG10202012956Q A SG 10202012956QA SG 10202012956Q A SG10202012956Q A SG 10202012956QA SG 10202012956Q A SG10202012956Q A SG 10202012956QA SG 10202012956Q A SG10202012956Q A SG 10202012956QA
- Authority
- SG
- Singapore
- Prior art keywords
- reading
- sides
- storage device
- holographic storage
- simultaneously recording
- Prior art date
Links
Classifications
-
- 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
- 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
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/083—Disposition or mounting of heads or light sources relatively to record carriers relative to record carriers storing information in the form of optical interference patterns, e.g. holograms
-
- 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
-
- 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
- G11B7/13—Optical detectors therefor
- G11B7/131—Arrangement of detectors in a multiple array
-
- 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
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
-
- 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
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1353—Diffractive elements, e.g. holograms or gratings
-
- 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
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1362—Mirrors
-
- 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
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1395—Beam splitters or combiners
-
- 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
- G11B7/14—Heads, e.g. forming of the optical beam spot or modulation of the optical beam specially adapted to record on, or to reproduce from, more than one track simultaneously
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
- Holo Graphy (AREA)
- Optical Head (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911422752.6A CN111243628A (en) | 2019-12-31 | 2019-12-31 | Holographic storage device and method for simultaneous recording/reading on two sides |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG10202012956QA true SG10202012956QA (en) | 2021-07-29 |
Family
ID=70863905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG10202012956QA SG10202012956QA (en) | 2019-12-31 | 2020-12-22 | Holographic storage device and method for simultaneously recording and reading on two sides |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US11302359B2 (en) |
| EP (1) | EP3846169A1 (en) |
| JP (1) | JP7128258B2 (en) |
| KR (1) | KR102490125B1 (en) |
| CN (1) | CN111243628A (en) |
| SG (1) | SG10202012956QA (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114627902B (en) * | 2022-03-15 | 2023-08-04 | 浙江大学 | Single-pulse all-inorganic multidimensional optical storage method |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU6733190A (en) * | 1989-11-27 | 1991-06-26 | Santen Pharmaceutical Co. Ltd. | Amino acid derivative |
| JPH04335237A (en) * | 1991-05-09 | 1992-11-24 | Ricoh Co Ltd | Device for magneto-optical disk |
| KR0178725B1 (en) * | 1995-01-27 | 1999-04-15 | 김광호 | Apparatus for recording and reproducing disc |
| EP1065658B1 (en) * | 1998-02-27 | 2009-09-30 | Optware Corporation | Method and apparatus for optical information, method and apparatus for reproducing optical information, apparatus for recording/reproducing optical information, and optical information recording medium |
| JP2000339847A (en) | 1999-06-02 | 2000-12-08 | Nec Software Kobe Ltd | Information recording and reproducing device |
| CN1284119C (en) * | 2003-04-21 | 2006-11-08 | 上海理工大学 | Method for providing format of storing images in high compress performance |
| CN1284149C (en) * | 2004-03-04 | 2006-11-08 | 清华大学 | Polarization orthogonal double-channel holographic optical data storage method and its system |
| KR100916896B1 (en) * | 2005-09-15 | 2009-09-09 | 후지쯔 가부시끼가이샤 | Hologram recording device |
| JP5006397B2 (en) * | 2007-06-11 | 2012-08-22 | パイオニア株式会社 | Hologram apparatus and recording and reproducing method thereof |
| JP4389184B2 (en) * | 2007-06-29 | 2009-12-24 | ソニー株式会社 | Optical information recording / reproducing apparatus |
| JP2009058653A (en) * | 2007-08-30 | 2009-03-19 | Fuji Xerox Co Ltd | Hologram reproducing device, hologram reproducing method, hologram recording device and hologram recording method |
| KR20090072449A (en) * | 2007-12-28 | 2009-07-02 | 삼성전자주식회사 | Holographic information recording/ reproducing apparatus |
| KR20090080334A (en) * | 2008-01-21 | 2009-07-24 | 삼성전자주식회사 | Holographic data storage medium, and apparatus and method for recording/reproducing holographic data on/from the same |
| JP2009289350A (en) * | 2008-05-30 | 2009-12-10 | Hitachi Ltd | Optical information recording/reproducing apparatus |
| US20100157776A1 (en) * | 2008-12-23 | 2010-06-24 | General Electric Company | Vertically tracked data storage device and method |
| KR101785761B1 (en) * | 2010-10-19 | 2017-10-16 | 국립대학법인 홋가이도 다이가쿠 | Holographic memory reproduction device and holographic memory reproduction method, demodulation device and demodulation method, and observation device and observation method |
| US8619533B1 (en) * | 2012-07-31 | 2013-12-31 | General Electric Company | Holographic data storage medium and an associated method thereof |
| JP2014098797A (en) * | 2012-11-14 | 2014-05-29 | Research Institute Of Nanophotonics | Hologram recording and reproducing device and method |
| US20140204437A1 (en) * | 2013-01-23 | 2014-07-24 | Akonia Holographics Llc | Dynamic aperture holographic multiplexing |
| JP6653505B2 (en) * | 2015-05-20 | 2020-02-26 | 学校法人東京理科大学 | Hologram recording / reproducing method and hologram recording / reproducing apparatus |
| JP6829366B2 (en) * | 2017-02-24 | 2021-02-10 | 学校法人東京理科大学 | Hologram recording / playback method and hologram recording / playback device |
| CN211578370U (en) * | 2019-12-31 | 2020-09-25 | 广东紫晶信息存储技术股份有限公司 | Holographic memory device with two-sided simultaneous recording/reading |
-
2019
- 2019-12-31 CN CN201911422752.6A patent/CN111243628A/en active Pending
-
2020
- 2020-12-22 SG SG10202012956QA patent/SG10202012956QA/en unknown
- 2020-12-23 KR KR1020200182668A patent/KR102490125B1/en active IP Right Grant
- 2020-12-23 EP EP20217059.3A patent/EP3846169A1/en not_active Withdrawn
- 2020-12-28 US US17/135,201 patent/US11302359B2/en active Active
- 2020-12-28 JP JP2020218625A patent/JP7128258B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US11302359B2 (en) | 2022-04-12 |
| US20210225399A1 (en) | 2021-07-22 |
| EP3846169A1 (en) | 2021-07-07 |
| CN111243628A (en) | 2020-06-05 |
| KR102490125B1 (en) | 2023-01-18 |
| JP7128258B2 (en) | 2022-08-30 |
| JP2021111435A (en) | 2021-08-02 |
| KR20210086967A (en) | 2021-07-09 |
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