KR20040103115A - 홀로그래픽 롬 시스템의 광 검출 장치 - Google Patents
홀로그래픽 롬 시스템의 광 검출 장치 Download PDFInfo
- Publication number
- KR20040103115A KR20040103115A KR1020030035036A KR20030035036A KR20040103115A KR 20040103115 A KR20040103115 A KR 20040103115A KR 1020030035036 A KR1020030035036 A KR 1020030035036A KR 20030035036 A KR20030035036 A KR 20030035036A KR 20040103115 A KR20040103115 A KR 20040103115A
- Authority
- KR
- South Korea
- Prior art keywords
- light
- reproduction signal
- holographic rom
- rom system
- filter
- 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
Links
- 235000010627 Phaseolus vulgaris Nutrition 0.000 title 1
- 244000046052 Phaseolus vulgaris Species 0.000 title 1
- 238000001514 detection method Methods 0.000 claims abstract description 26
- 230000003287 optical effect Effects 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims 2
- 238000005286 illumination Methods 0.000 abstract description 5
- 230000008929 regeneration Effects 0.000 abstract description 2
- 238000011069 regeneration method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 1
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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/13—Optical detectors therefor
- G11B7/133—Shape of individual detector elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/203—Filters having holographic or diffractive elements
-
- 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
- G11B7/1381—Non-lens elements for altering the properties of the beam, e.g. knife edges, slits, filters or stops
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Holo Graphy (AREA)
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
Abstract
Description
Claims (3)
- 재생 신호광에서 재생 신호를 검출하는 홀로그래픽 롬 시스템의 광 검출 장치에 있어서,상기 재생 신호광에 대응되는 파장대의 광을 투과시키고, 그 외의 파장대의 광을 불투과시키는 필터기와,상기 필터기에서 투과되는 광에서 재생 신호를 검출하는 재생 신호 검출 소자를 포함하는 홀로그래픽 롬 시스템의 광 검출 장치.
- 제 1 항에 있어서,상기 재생 신호 검출 소자는, 페이지 단위로 데이터를 재생시키는 홀로그래픽 롬 시스템의 CCD 또는 CMOS인 것을 특징으로 하는 홀로그래픽 롬 시스템의 광 검출 장치.
- 제 1 항에 있어서,상기 재생 신호 검출 소자는, 비트 단위로 데이터를 재생시키는 홀로그래픽 롬 시스템의 비트 검출 소자인 것을 특징으로 하는 홀로그래픽 롬 시스템의 광 검출 장치.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020030035036A KR20040103115A (ko) | 2003-05-31 | 2003-05-31 | 홀로그래픽 롬 시스템의 광 검출 장치 |
| JP2004094800A JP2004362738A (ja) | 2003-05-31 | 2004-03-29 | バンドパスフィルタを有する光検出装置を備えたホログラフィックメモリ |
| EP04010590A EP1505579A1 (en) | 2003-05-31 | 2004-05-04 | Holographic memory system including a photodetecting device provided with a band-pass filter |
| US10/849,224 US7019874B2 (en) | 2003-05-31 | 2004-05-20 | Holographic memory system including a photodetecting device provided with a band-pass filter |
| CNA2004100472314A CN1573956A (zh) | 2003-05-31 | 2004-05-28 | 包括具有带通滤波器的光电检测器件的全息存储系统 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020030035036A KR20040103115A (ko) | 2003-05-31 | 2003-05-31 | 홀로그래픽 롬 시스템의 광 검출 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20040103115A true KR20040103115A (ko) | 2004-12-08 |
Family
ID=33448322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020030035036A Ceased KR20040103115A (ko) | 2003-05-31 | 2003-05-31 | 홀로그래픽 롬 시스템의 광 검출 장치 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7019874B2 (ko) |
| EP (1) | EP1505579A1 (ko) |
| JP (1) | JP2004362738A (ko) |
| KR (1) | KR20040103115A (ko) |
| CN (1) | CN1573956A (ko) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100536711B1 (ko) * | 2003-05-31 | 2005-12-14 | 주식회사 대우일렉트로닉스 | 홀로그래픽 롬용 구동거울 |
| WO2010148283A2 (en) * | 2009-06-18 | 2010-12-23 | Paul Prucnal | Directly modulated spatial light modulator |
| WO2010148279A2 (en) * | 2009-06-18 | 2010-12-23 | Cadet, Gardy | Holographic storage system using angle-multiplexing |
| WO2010148282A2 (en) * | 2009-06-18 | 2010-12-23 | Paul Prucnal | An optical switch using a michelson interferometer |
| US8045246B2 (en) * | 2009-06-18 | 2011-10-25 | Access Optical Networks, Inc. | Method and apparatus for bulk erasure in a holographic storage system |
| US8315489B2 (en) * | 2009-06-18 | 2012-11-20 | Paul Prucnal | Optical sensor array |
| US8605561B2 (en) * | 2009-06-18 | 2013-12-10 | Access Optical Networks, Inc. | Method and system for re-writing with a holographic storage medium |
| US20100325513A1 (en) * | 2009-06-18 | 2010-12-23 | Peter Donegan | Integrated control electronics (ice) for a holographic storage system |
| JP2017107063A (ja) * | 2015-12-09 | 2017-06-15 | 三菱化学株式会社 | ホログラム記録媒体の再生方法及び再生装置 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2114226A1 (en) * | 1991-07-26 | 1993-02-18 | George Anthony Rakuljic | Photorefractive systems and methods |
| US5253258A (en) * | 1991-10-17 | 1993-10-12 | Intellectual Property Development Associates Of Connecticut, Inc. | Optically encoded phase matched second harmonic generation device and self frequency doubling laser material using semiconductor microcrystallite doped glasses |
| WO1994014090A1 (en) * | 1992-12-15 | 1994-06-23 | Gte Laboratories Incorporated | Wide angle, narrow band optical filter |
| US6191878B1 (en) * | 1994-04-01 | 2001-02-20 | Brett Spivey | Optical communication system |
| US5744815A (en) * | 1995-10-05 | 1998-04-28 | Symbol Technologies, Inc. | Beam splitting optics in bar code readers |
| JP3611757B2 (ja) * | 1999-08-31 | 2005-01-19 | パイオニア株式会社 | 2色ホログラム記録再生装置 |
| US6614730B1 (en) * | 2001-07-19 | 2003-09-02 | Ut-Battelle, Llc | SERODS optical data storage with parallel signal transfer |
-
2003
- 2003-05-31 KR KR1020030035036A patent/KR20040103115A/ko not_active Ceased
-
2004
- 2004-03-29 JP JP2004094800A patent/JP2004362738A/ja not_active Withdrawn
- 2004-05-04 EP EP04010590A patent/EP1505579A1/en not_active Withdrawn
- 2004-05-20 US US10/849,224 patent/US7019874B2/en not_active Expired - Fee Related
- 2004-05-28 CN CNA2004100472314A patent/CN1573956A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US7019874B2 (en) | 2006-03-28 |
| CN1573956A (zh) | 2005-02-02 |
| US20040240011A1 (en) | 2004-12-02 |
| EP1505579A1 (en) | 2005-02-09 |
| JP2004362738A (ja) | 2004-12-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100457047B1 (ko) | 대물렌즈,광헤드장치및광디스크재생장치 | |
| EP0713216B1 (en) | Optical head device utilizing super-resolution technique | |
| KR20040103115A (ko) | 홀로그래픽 롬 시스템의 광 검출 장치 | |
| CN101165613B (zh) | 全息图再生装置 | |
| MY125207A (en) | Optical pickup device capable of detecting stable error signal | |
| EP1111601A4 (en) | RECORDING AND / OR PLAYING DEVICE FOR OPTICAL PLATES AND FOCUS SENSOR SYSTEM | |
| KR100536712B1 (ko) | 홀로그래픽 롬 재생 시스템 | |
| JP4030516B2 (ja) | ホログラフィック媒体から再生されたホログラフィックデータを検出する装置及び方法 | |
| KR970012379A (ko) | 듀얼 포커스 광 픽업장치 | |
| JP2007212221A (ja) | 振動検出装置、ホログラム装置、振動検出装置の振動検出方法、ホログラム装置の記録方法 | |
| JP4680225B2 (ja) | 光情報処理装置及び光情報処理方法 | |
| KR100601275B1 (ko) | Hdds 웜 시스템에서 재생을 위한 최적 신호광 세기검출장치 및 방법 | |
| KR20010007246A (ko) | 광픽업장치 | |
| KR940012274A (ko) | 광픽업 장치 | |
| JPS62184637A (ja) | 光学的情報記録再生装置 | |
| US5708648A (en) | Optical head apparatus including light focusing and refocusing lens systems | |
| KR100516734B1 (ko) | 홀로그래픽 롬 시스템을 위한 트랙 서보 제어 장치 | |
| JPH0495233A (ja) | 光学式ピックアップ装置 | |
| KR100421457B1 (ko) | 광 픽업장치 | |
| JP2870236B2 (ja) | 光学式記録再生装置 | |
| KR100657704B1 (ko) | 홀로그래픽 디지털 데이터 저장 시스템의 이미지 검출 방법 | |
| JP2891213B2 (ja) | 倍密度光ディスク | |
| KR100261624B1 (ko) | 개선된 볼륨 홀로그래픽 디지탈 저장 시스템 및그 결로 현상제거 방법 | |
| KR20010056235A (ko) | 광픽업 | |
| JPH05334716A (ja) | 光ディスク記録再生装置 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20030531 |
|
| PA0201 | Request for examination | ||
| PG1501 | Laying open of application | ||
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20050425 Patent event code: PE09021S01D |
|
| E601 | Decision to refuse application | ||
| PE0601 | Decision on rejection of patent |
Patent event date: 20050808 Comment text: Decision to Refuse Application Patent event code: PE06012S01D Patent event date: 20050425 Comment text: Notification of reason for refusal Patent event code: PE06011S01I |