IT971895B - Sistema per la registrazione sequenziale olografica multica nale di dati analogici su un nastro di memorizzazione - Google Patents

Sistema per la registrazione sequenziale olografica multica nale di dati analogici su un nastro di memorizzazione

Info

Publication number
IT971895B
IT971895B IT32944/72A IT3294472A IT971895B IT 971895 B IT971895 B IT 971895B IT 32944/72 A IT32944/72 A IT 32944/72A IT 3294472 A IT3294472 A IT 3294472A IT 971895 B IT971895 B IT 971895B
Authority
IT
Italy
Prior art keywords
multical
recording
storage tape
analogue data
sequential holographic
Prior art date
Application number
IT32944/72A
Other languages
English (en)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT971895B publication Critical patent/IT971895B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • 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
    • G11C—STATIC STORES
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
    • G11C13/042—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using information stored in the form of interference pattern
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/89—Television signal recording using holographic recording
    • 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
    • G03H2270/20—Shape
    • G03H2270/23—Ribbon shaped, e.g. holographic foil

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Holo Graphy (AREA)
  • Optical Head (AREA)
IT32944/72A 1972-01-24 1972-12-15 Sistema per la registrazione sequenziale olografica multica nale di dati analogici su un nastro di memorizzazione IT971895B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2203246A DE2203246C3 (de) 1972-01-24 1972-01-24 Verfahren zur sequentiellen holografischen Vielkanalaufzeichnung analoger oder digitaler Daten auf einem Speicherband

Publications (1)

Publication Number Publication Date
IT971895B true IT971895B (it) 1974-05-10

Family

ID=5833869

Family Applications (1)

Application Number Title Priority Date Filing Date
IT32944/72A IT971895B (it) 1972-01-24 1972-12-15 Sistema per la registrazione sequenziale olografica multica nale di dati analogici su un nastro di memorizzazione

Country Status (12)

Country Link
US (1) US3947640A (it)
JP (1) JPS5838853B2 (it)
BE (1) BE794450A (it)
CA (1) CA986757A (it)
CH (1) CH551673A (it)
DE (1) DE2203246C3 (it)
FR (1) FR2169074B1 (it)
GB (1) GB1408767A (it)
IT (1) IT971895B (it)
LU (1) LU66871A1 (it)
NL (1) NL7217293A (it)
SE (1) SE388707B (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52128104A (en) * 1976-04-20 1977-10-27 Matsushita Electric Ind Co Ltd Optical multichannel recording method
GB1598547A (en) * 1977-04-23 1981-09-23 Plessey Co Ltd Holographic data storage
HU180860B (en) * 1979-12-18 1983-04-29 Mta Szamitastech Autom Kutato Method and apparatus for recording signals by means of laser ray with optoelectronic image turning
GB2215078B (en) * 1988-02-10 1992-04-08 English Electric Valve Co Ltd Apparatus for producing holograms
US5519517A (en) * 1993-08-20 1996-05-21 Tamarack Storage Devices Method and apparatus for holographically recording and reproducing images in a sequential manner
DE69637663D1 (de) * 1995-07-05 2008-10-09 Yenploy Pty Ltd Optisches speichersystem
US6212148B1 (en) 1998-01-30 2001-04-03 Siros Technologies, Inc. Optical data storage by selective localized alteration of a format hologram
US6020985A (en) * 1998-01-30 2000-02-01 Siros Technologies, Inc. Multilayer reflection microhologram storage in tape media
US6147782A (en) 1998-05-01 2000-11-14 Siros Technologies, Inc. Positive unit magnification reflective optics for holographic storage
US6366370B1 (en) 1998-12-30 2002-04-02 Zebra Imaging, Inc. Rendering methods for full parallax autostereoscopic displays
US6322933B1 (en) 1999-01-12 2001-11-27 Siros Technologies, Inc. Volumetric track definition for data storage media used to record data by selective alteration of a format hologram
US6108110A (en) * 1999-02-25 2000-08-22 Siros Technologies, Inc. Optical relay for pixel-based holographic storage and retrieval
US6322931B1 (en) 1999-07-29 2001-11-27 Siros Technologies, Inc. Method and apparatus for optical data storage using non-linear heating by excited state absorption for the alteration of pre-formatted holographic gratings
US6512606B1 (en) 1999-07-29 2003-01-28 Siros Technologies, Inc. Optical storage media and method for optical data storage via local changes in reflectivity of a format grating
US6310850B1 (en) 1999-07-29 2001-10-30 Siros Technologies, Inc. Method and apparatus for optical data storage and/or retrieval by selective alteration of a holographic storage medium
KR100393188B1 (ko) * 2000-12-29 2003-07-31 삼성전자주식회사 다초점 렌즈를 이용한 위상공액 홀로그래픽 정보 저장장치 및 정보 저장 방법
US7254105B2 (en) 2001-12-07 2007-08-07 Research Investment Network, Inc. Method and apparatus for diffractive information storage
US6888785B2 (en) * 2002-01-25 2005-05-03 Sun Microsystems, Inc. Fault tolerance mechanism for a storage device that stores data in stacks within an integral storage medium

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3567305A (en) * 1966-10-18 1971-03-02 Bell Telephone Labor Inc Hologram masking techniques
JP2521951Y2 (ja) * 1991-07-12 1997-01-08 奥村遊機株式會社 パチンコ機

Also Published As

Publication number Publication date
FR2169074B1 (it) 1978-12-29
FR2169074A1 (it) 1973-09-07
JPS5838853B2 (ja) 1983-08-25
SE388707B (sv) 1976-10-11
JPS4886545A (it) 1973-11-15
BE794450A (fr) 1973-05-16
DE2203246B2 (de) 1973-11-15
US3947640A (en) 1976-03-30
CA986757A (en) 1976-04-06
NL7217293A (it) 1973-07-26
DE2203246C3 (de) 1974-06-06
CH551673A (de) 1974-07-15
GB1408767A (en) 1975-10-01
LU66871A1 (it) 1973-03-23
DE2203246A1 (de) 1973-08-09

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