FR871670A - Improvements to television cameras with cathode-ray tube image sensor - Google Patents

Improvements to television cameras with cathode-ray tube image sensor

Info

Publication number
FR871670A
FR871670A FR871670DA FR871670A FR 871670 A FR871670 A FR 871670A FR 871670D A FR871670D A FR 871670DA FR 871670 A FR871670 A FR 871670A
Authority
FR
France
Prior art keywords
cathode
image sensor
ray tube
television cameras
tube image
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.)
Telefunken AG
Original Assignee
Telefunken AG
Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH
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 Telefunken AG, Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH filed Critical Telefunken AG
Application granted granted Critical
Publication of FR871670A publication Critical patent/FR871670A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/40—Circuit details for pick-up tubes
    • H04N23/41—Beam current control
FR871670D 1939-03-28 1941-04-22 Improvements to television cameras with cathode-ray tube image sensor Expired FR871670A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE871670X 1939-03-28

Publications (1)

Publication Number Publication Date
FR871670A true FR871670A (en) 1942-05-05

Family

ID=6815260

Family Applications (1)

Application Number Title Priority Date Filing Date
FR871670D Expired FR871670A (en) 1939-03-28 1941-04-22 Improvements to television cameras with cathode-ray tube image sensor

Country Status (1)

Country Link
FR (1) FR871670A (en)

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