FR815139A - TV broadcast device - Google Patents

TV broadcast device

Info

Publication number
FR815139A
FR815139A FR815139DA FR815139A FR 815139 A FR815139 A FR 815139A FR 815139D A FR815139D A FR 815139DA FR 815139 A FR815139 A FR 815139A
Authority
FR
France
Prior art keywords
broadcast device
broadcast
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.)
Loewe Opta GmbH
Original Assignee
Loewe Opta GmbH
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 Loewe Opta GmbH filed Critical Loewe Opta GmbH
Application granted granted Critical
Publication of FR815139A publication Critical patent/FR815139A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/202—Gamma control

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Television Receiver Circuits (AREA)
FR815139D 1935-12-18 1936-12-17 TV broadcast device Expired FR815139A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE487243X 1935-12-18

Publications (1)

Publication Number Publication Date
FR815139A true FR815139A (en) 1937-07-06

Family

ID=6543579

Family Applications (1)

Application Number Title Priority Date Filing Date
FR815139D Expired FR815139A (en) 1935-12-18 1936-12-17 TV broadcast device

Country Status (3)

Country Link
US (1) US2227413A (en)
FR (1) FR815139A (en)
GB (1) GB487243A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2660614A (en) * 1949-01-21 1953-11-24 Bell Telephone Labor Inc Television correcting circuit

Also Published As

Publication number Publication date
US2227413A (en) 1940-12-31
GB487243A (en) 1938-06-16

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