CH228104A - Method for eliminating the errors in the modulation which arise when scanning a television picture with the cathode ray tube as a result of the afterglow of the fluorescent material. - Google Patents

Method for eliminating the errors in the modulation which arise when scanning a television picture with the cathode ray tube as a result of the afterglow of the fluorescent material.

Info

Publication number
CH228104A
CH228104A CH228104DA CH228104A CH 228104 A CH228104 A CH 228104A CH 228104D A CH228104D A CH 228104DA CH 228104 A CH228104 A CH 228104A
Authority
CH
Switzerland
Prior art keywords
afterglow
arise
errors
eliminating
modulation
Prior art date
Application number
Other languages
German (de)
Inventor
Aktiengesellschaft C Lorenz
Original Assignee
Lorenz C 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 Lorenz C Ag filed Critical Lorenz C Ag
Publication of CH228104A publication Critical patent/CH228104A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/257—Picture signal generators using flying-spot scanners
    • 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
    • H01J29/18—Luminescent screens
    • H01J29/182—Luminescent screens acting upon the lighting-up of the luminescent material other than by the composition of the luminescent material, e.g. by infra red or UV radiation, heating or electric fields

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
CH228104D 1939-09-05 1940-08-19 Method for eliminating the errors in the modulation which arise when scanning a television picture with the cathode ray tube as a result of the afterglow of the fluorescent material. CH228104A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE228104X 1939-09-05

Publications (1)

Publication Number Publication Date
CH228104A true CH228104A (en) 1943-07-31

Family

ID=5867020

Family Applications (1)

Application Number Title Priority Date Filing Date
CH228104D CH228104A (en) 1939-09-05 1940-08-19 Method for eliminating the errors in the modulation which arise when scanning a television picture with the cathode ray tube as a result of the afterglow of the fluorescent material.

Country Status (4)

Country Link
US (1) US2297499A (en)
BE (1) BE439852A (en)
CH (1) CH228104A (en)
FR (1) FR868878A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE871908C (en) * 1942-03-27 1953-03-26 Telefunken Gmbh Circuit arrangement for television image splitter
US2495534A (en) * 1945-10-26 1950-01-24 John W Meaker Apparatus for perforating sheet material
US2617879A (en) * 1948-06-18 1952-11-11 Rca Corp Signal quantizer
US2764697A (en) * 1950-11-02 1956-09-25 Rca Corp Image scanning system

Also Published As

Publication number Publication date
BE439852A (en)
US2297499A (en) 1942-09-29
FR868878A (en) 1942-01-19

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