FR811932A - Further development of cathode ray tubes for television transmission - Google Patents

Further development of cathode ray tubes for television transmission

Info

Publication number
FR811932A
FR811932A FR811932DA FR811932A FR 811932 A FR811932 A FR 811932A FR 811932D A FR811932D A FR 811932DA FR 811932 A FR811932 A FR 811932A
Authority
FR
France
Prior art keywords
cathode ray
further development
ray tubes
television transmission
television
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
Other languages
French (fr)
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.)
EMI Ltd
Electrical and Musical Industries Ltd
Original Assignee
EMI Ltd
Electrical and Musical Industries Ltd
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 EMI Ltd, Electrical and Musical Industries Ltd filed Critical EMI Ltd
Application granted granted Critical
Publication of FR811932A publication Critical patent/FR811932A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01J31/26—Image pick-up tubes having an input of visible light and electric output
    • H01J31/28—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen
    • H01J31/30—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen having regulation of screen potential at anode potential, e.g. iconoscope
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/36—Photoelectric screens; Charge-storage screens
    • H01J29/39—Charge-storage screens
    • H01J29/45—Charge-storage screens exhibiting internal electric effects caused by electromagnetic radiation, e.g. photoconductive screen, photodielectric screen, photovoltaic screen
    • 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
    • H01J31/26—Image pick-up tubes having an input of visible light and electric output
    • H01J31/28—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31678—Of metal

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
FR811932D 1935-09-24 1936-10-20 Further development of cathode ray tubes for television transmission Expired FR811932A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2188336A GB463297A (en) 1935-09-24 1935-09-24 Improvements in or relating to cathode ray tube television transmitting apparatus
GB2989235A GB465060A (en) 1935-09-24 1935-10-29 Improvements in and relating to cathode ray tube television transmitting apparatus

Publications (1)

Publication Number Publication Date
FR811932A true FR811932A (en) 1937-04-26

Family

ID=32071294

Family Applications (1)

Application Number Title Priority Date Filing Date
FR811932D Expired FR811932A (en) 1935-09-24 1936-10-20 Further development of cathode ray tubes for television transmission

Country Status (5)

Country Link
US (3) US2211145A (en)
DE (1) DE897850C (en)
FR (1) FR811932A (en)
GB (2) GB463297A (en)
NL (1) NL45505C (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3127333A (en) * 1964-03-31 bonrud
US2899488A (en) * 1959-08-11 Nesa strips
US3123737A (en) * 1964-03-03 schneeberger
US2422970A (en) * 1942-09-24 1947-06-24 Gen Electric Photoelectric discharge device
BE488137A (en) * 1948-03-29
US2699512A (en) * 1951-11-21 1955-01-11 Sheldon Edward Emanuel Camera for invisible radiation images
US2768318A (en) * 1952-10-03 1956-10-23 Philco Corp Screen structure for cathode ray tubes
BE529546A (en) * 1953-06-13
NL92219C (en) * 1953-08-04
US3321656A (en) * 1954-03-11 1967-05-23 Edward E Sheldon Television camera tube with lead oxide screen
GB784863A (en) * 1954-07-27 1957-10-16 Emi Ltd Improvements in or relating to electron discharge devices employing photo-conductivetargets
US2911561A (en) * 1954-08-11 1959-11-03 Thompson Ramo Wooldridge Inc Automatic target current control circuit
US3015746A (en) * 1955-02-15 1962-01-02 Emi Ltd Electron discharge devices employing photo-conductive target electrodes
US2939027A (en) * 1955-10-06 1960-05-31 Gen Electric Photoconductive image transducer tubes
NL273414A (en) * 1956-02-18
NL111327C (en) * 1957-02-26
US3008825A (en) * 1957-11-20 1961-11-14 Xerox Corp Xerographic light-sensitive member and process therefor
US3950272A (en) * 1974-01-30 1976-04-13 Shmuel Mardix Method of preparing conductron-type photoconductors and their use as target materials for camera tubes

Also Published As

Publication number Publication date
DE897850C (en) 1953-11-26
US2211145A (en) 1940-08-13
NL45505C (en) 1900-01-01
GB463297A (en) 1937-03-24
US2177736A (en) 1939-10-31
US2211146A (en) 1940-08-13
GB465060A (en) 1937-04-29

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