FR1246565A - Appareil de lecture d'éléments d'informations enregistrés sur une surface magnétique ou électrostatique - Google Patents

Appareil de lecture d'éléments d'informations enregistrés sur une surface magnétique ou électrostatique

Info

Publication number
FR1246565A
FR1246565A FR816898A FR816898A FR1246565A FR 1246565 A FR1246565 A FR 1246565A FR 816898 A FR816898 A FR 816898A FR 816898 A FR816898 A FR 816898A FR 1246565 A FR1246565 A FR 1246565A
Authority
FR
France
Prior art keywords
magnetic
information elements
reading information
electrostatic surface
elements recorded
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.)
Expired
Application number
FR816898A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR1246565A publication Critical patent/FR1246565A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
    • G06K7/1092—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices sensing by means of TV-scanning
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/23—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using electrostatic storage on a common layer, e.g. Forrester-Haeff tubes or William tubes
    • 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
    • G11C13/048—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 other optical storage elements
    • 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
    • G11C13/06—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 magneto-optical elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • 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
    • H01J37/02—Details
    • H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
    • H01J37/147—Arrangements for directing or deflecting the discharge along a desired path
    • H01J37/1472—Deflecting along given lines
    • H01J37/1474—Scanning means
    • 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
    • H01J37/26—Electron or ion microscopes; Electron or ion diffraction tubes
    • H01J37/266—Measurement of magnetic or electric fields in the object; Lorentzmicroscopy
    • 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

  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Artificial Intelligence (AREA)
  • Toxicology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Measurement Of Radiation (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
FR816898A 1959-01-30 1960-01-28 Appareil de lecture d'éléments d'informations enregistrés sur une surface magnétique ou électrostatique Expired FR1246565A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79024959A 1959-01-30 1959-01-30

Publications (1)

Publication Number Publication Date
FR1246565A true FR1246565A (fr) 1960-11-18

Family

ID=25150096

Family Applications (1)

Application Number Title Priority Date Filing Date
FR816898A Expired FR1246565A (fr) 1959-01-30 1960-01-28 Appareil de lecture d'éléments d'informations enregistrés sur une surface magnétique ou électrostatique

Country Status (4)

Country Link
US (1) US3124790A (fr)
FR (1) FR1246565A (fr)
GB (1) GB875973A (fr)
NL (1) NL247858A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL299459A (fr) * 1962-10-19
US3438053A (en) * 1964-07-20 1969-04-08 Burroughs Corp Electrographic print-head having an image-defining multisegmented control electrode
US3482218A (en) * 1964-07-27 1969-12-02 Du Pont Read-out method for electrostatic recordings
US3412282A (en) * 1964-11-09 1968-11-19 Tektronix Inc Cathode ray tube employing electron mirror
DE1918878B2 (de) * 1968-04-14 1972-02-17 Sony Corp., Tokio Farbbildroehre
US3573767A (en) * 1968-11-27 1971-04-06 Gen Electric Electron beam readout of magnetic storage disc
US3604209A (en) * 1968-12-23 1971-09-14 Hughes Aircraft Co Ion beam deflection system
US3952227A (en) * 1971-04-09 1976-04-20 U.S. Philips Corporation Cathode-ray tube having electrostatic focusing and electrostatic deflection in one lens
US3900760A (en) * 1971-07-02 1975-08-19 Cbs Inc Electron beam tube having post deflection lens
DE3447208A1 (de) * 1984-12-22 1986-06-26 Bayer Ag, 5090 Leverkusen Verfahren zum auslesen von informationen aus elektrisch polarisierbaren datentraegern mittels elektronenstrahlen
US4670710A (en) * 1985-03-29 1987-06-02 International Business Machines Corporation Noncontact full-line dynamic AC tester for integrated circuits

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2214019A (en) * 1937-10-30 1940-09-10 Bell Telephone Labor Inc Electronic switching device
US2657378A (en) * 1951-05-25 1953-10-27 Bell Telephone Labor Inc Pulse translation apparatus
US2657377A (en) * 1951-05-25 1953-10-27 Bell Telephone Labor Inc Reproduction of signals from magnetic records
US2900443A (en) * 1952-04-11 1959-08-18 Armour Res Found Magnetic recorder and reproducer for video
US2724021A (en) * 1952-10-06 1955-11-15 Magnescope Corp Cathode ray tube
US2749449A (en) * 1953-09-28 1956-06-05 Philco Corp Photocell indexing system
GB766763A (en) * 1954-02-23 1957-01-23 Gen Aniline & Film Corp Improvements in or relating to magnetic transducer device
US2914696A (en) * 1957-05-31 1959-11-24 Gen Electric Electron beam device

Also Published As

Publication number Publication date
NL247858A (fr)
GB875973A (en) 1961-08-30
US3124790A (en) 1964-03-10

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