DK132677C - Fremgangsmade til optagelse af hojfrekvente signaler, navnlig videosignaler, og apparat til udovelse af fremgangsmaden - Google Patents

Fremgangsmade til optagelse af hojfrekvente signaler, navnlig videosignaler, og apparat til udovelse af fremgangsmaden

Info

Publication number
DK132677C
DK132677C DK346171A DK346171A DK132677C DK 132677 C DK132677 C DK 132677C DK 346171 A DK346171 A DK 346171A DK 346171 A DK346171 A DK 346171A DK 132677 C DK132677 C DK 132677C
Authority
DK
Denmark
Prior art keywords
procedure
high frequency
recording high
signals
especially video
Prior art date
Application number
DK346171A
Other languages
English (en)
Other versions
DK132677B (da
Inventor
H Redlich
Original Assignee
Ted Bildplatten
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 Ted Bildplatten filed Critical Ted Bildplatten
Publication of DK132677B publication Critical patent/DK132677B/da
Application granted granted Critical
Publication of DK132677C publication Critical patent/DK132677C/da

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
    • G11B7/12—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
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/0057—Intermediate mediums, i.e. mediums provided with an information structure not specific to the method of reproducing or duplication such as matrixes for mechanical pressing of an information structure ; record carriers having a relief information structure provided with or included in layers not specific for a single reproducing method; apparatus or processes specially adapted for their manufacture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
    • H01J37/302—Controlling tubes by external information, e.g. programme control

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
DK346171A 1970-08-01 1971-07-13 Fremgangsmade til optagelse af hojfrekvente signaler, navnlig videosignaler, og apparat til udovelse af fremgangsmaden DK132677C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702038453 DE2038453B2 (de) 1970-08-01 1970-08-01 Verfahren zur aufzeichnung hochfrequenter signale, insbesondere von videosignalen auf signaltraeger

Publications (2)

Publication Number Publication Date
DK132677B DK132677B (da) 1976-01-19
DK132677C true DK132677C (da) 1976-07-19

Family

ID=5778713

Family Applications (1)

Application Number Title Priority Date Filing Date
DK346171A DK132677C (da) 1970-08-01 1971-07-13 Fremgangsmade til optagelse af hojfrekvente signaler, navnlig videosignaler, og apparat til udovelse af fremgangsmaden

Country Status (13)

Country Link
US (1) US3737589A (da)
AT (1) AT315255B (da)
AU (1) AU459582B2 (da)
BE (1) BE770770A (da)
CA (1) CA934873A (da)
CH (1) CH568634A5 (da)
DE (1) DE2038453B2 (da)
DK (1) DK132677C (da)
ES (1) ES393538A1 (da)
FR (1) FR2101172B1 (da)
GB (1) GB1365314A (da)
NL (1) NL7109736A (da)
SE (1) SE380123B (da)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3842217A (en) * 1971-03-22 1974-10-15 Rca Corp Record fabrication of a capacitive type storage medium
US3952146A (en) * 1971-04-28 1976-04-20 Decca Limited Electron beam recording of wide-band signals on thermoplastic film
US3902010A (en) * 1972-02-15 1975-08-26 Canon Kk Information recording device with record having layers with different intensity sensitivity
GB1417708A (en) * 1972-04-19 1975-12-17 Rca Corp Electron beam recording
US4225873A (en) * 1978-03-27 1980-09-30 Mca Disco-Vision, Inc. Recording and playback system
US4611318A (en) * 1973-02-20 1986-09-09 Discovision Associates Method and apparatus for monitoring the storage of information on a storage medium
US4583210A (en) * 1973-02-20 1986-04-15 Discovision Associates Method and apparatus for storing and retrieving information
US4027330A (en) * 1973-03-27 1977-05-31 Ted-Bildplatten Aktiengesellschaft, Aeg-Telefunken, Teldec Disc recording
DE2521695C3 (de) * 1974-05-15 1978-10-12 Canon K.K., Tokio Signalaufzeichnungsvorrichtung
US4001493A (en) * 1974-09-03 1977-01-04 Nihon Denshi Kabushiki Kaisha Single lens, multi-beam system and method for high resolution recording of information on a moving recording medium and article
JPS5182601A (da) * 1975-01-17 1976-07-20 Sony Corp
GB1509495A (en) * 1976-04-08 1978-05-04 Sony Corp Record disc and method of producing the same
US4456914A (en) * 1978-03-27 1984-06-26 Discovision Associates Method and apparatus for storing information on a storage medium
NL7810463A (nl) * 1978-10-19 1980-04-22 Philips Nv Registratiedrager waarin informatie is aangebracht in een optisch uitleesbare informatiestruktuur.
JPS59227039A (ja) * 1983-06-07 1984-12-20 Matsushita Electric Ind Co Ltd 記録再生用デイスク原盤作成装置
US4725736A (en) * 1986-08-11 1988-02-16 Electron Beam Memories Electrostatic electron gun with integrated electron beam deflection and/or stigmating system
US4760567A (en) * 1986-08-11 1988-07-26 Electron Beam Memories Electron beam memory system with ultra-compact, high current density electron gun
DE3850165T2 (de) * 1987-04-08 1994-11-10 Nippon Telegraph & Telephone Verfahren und Gerät zur Herstellung von Matrizen für optische Platten und optischen Platten.
JP2643159B2 (ja) * 1987-07-31 1997-08-20 ソニー株式会社 光学的記録方法
US20060184843A1 (en) * 2003-02-14 2006-08-17 Oakley William S Data recording using carbon nanotube electron sources
US8305861B2 (en) * 2003-07-03 2012-11-06 Oakley William S Adaptive read and read-after-write for carbon nanotube recorders
WO2005013033A2 (en) * 2003-07-03 2005-02-10 William Oakley Array of cnt heads

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2477640A (en) * 1944-06-27 1949-08-02 Homer R Montague Sound recording method and apparatus
US3138669A (en) * 1961-06-06 1964-06-23 Rabinow Jacob Record player using light transducer and servo
US3175196A (en) * 1962-03-09 1965-03-23 Lab For Electronics Inc Thermoplastic information storage system

Also Published As

Publication number Publication date
DE2038453A1 (de) 1972-03-23
ES393538A1 (es) 1974-08-16
DK132677B (da) 1976-01-19
BE770770A (fr) 1971-12-01
SE380123B (da) 1975-10-27
NL7109736A (da) 1972-02-03
US3737589A (en) 1973-06-05
AU3192771A (en) 1973-02-08
DE2038453B2 (de) 1972-09-07
FR2101172B1 (da) 1977-01-21
CA934873A (en) 1973-10-02
AU459582B2 (en) 1975-03-27
GB1365314A (en) 1974-08-29
CH568634A5 (da) 1975-10-31
AT315255B (de) 1974-05-27
FR2101172A1 (da) 1972-03-31

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