NL48119C - - Google Patents

Info

Publication number
NL48119C
NL48119C NL48119DA NL48119C NL 48119 C NL48119 C NL 48119C NL 48119D A NL48119D A NL 48119DA NL 48119 C NL48119 C NL 48119C
Authority
NL
Netherlands
Application number
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.)
Publication of NL48119C publication Critical patent/NL48119C/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/08—Separation of synchronising signals from picture signals
    • 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
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • 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
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/165—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level to maintain the black level constant

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Receiver Circuits (AREA)
  • Secondary Cells (AREA)
  • Hybrid Cells (AREA)
  • Luminescent Compositions (AREA)
NL48119D 1930-05-21 NL48119C (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR579664X 1930-05-21

Publications (1)

Publication Number Publication Date
NL48119C true NL48119C (de)

Family

ID=8956285

Family Applications (1)

Application Number Title Priority Date Filing Date
NL48119D NL48119C (de) 1930-05-21

Country Status (5)

Country Link
US (1) US1940161A (de)
DE (1) DE579664C (de)
FR (5) FR711446A (de)
GB (1) GB363605A (de)
NL (1) NL48119C (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE967256C (de) * 1933-02-10 1957-10-31 Emi Ltd Schaltungsanordnung zur Gewinnung der einen bestimmten Mindestwert ueberschreitenden Amplituden eines Synchronimpulses
BE401738A (de) * 1933-03-01
BE402568A (de) * 1933-04-13
DE756008C (de) * 1933-05-20 1954-11-22 Opta Radio A G Anordnung zur Aussiebung der Synchronisierimpulse und zur Regelung des Verstaerkungsgrades
US2178234A (en) * 1934-02-28 1939-10-31 Rca Corp Television system
DE748742C (de) * 1934-07-31 1944-11-09 Fernsehsendeverfahren, bei dem die Bildmodulation von der einen Seite und die Bildwechsel-Synchronisierimpulse von der anderen Seite eines festgelegten Wertes (Schwarzwert bzw. Wert groesster Helligkeit) aus gegeben Werden
BE411185A (de) * 1934-09-18
GB450675A (en) * 1934-11-19 1936-07-20 Cecil Oswald Browne Improvements in or relating to television and the like transmitting systems
DE972011C (de) * 1935-06-12 1959-05-06 Fernseh Gmbh Doppelseitiges Amplitudensieb
BE422316A (de) * 1936-07-05
DE766547C (de) * 1936-11-12 1954-08-09 Fernseh Gmbh Schaltung mit veraenderlichem Verstaerkungsgrad zur Verstaerkung von Bildzeichen
DE959375C (de) * 1937-07-22 1957-03-07 Telefunken Gmbh Schaltungsanordnung zur Synchronisierung eines Vorganges mittels Impulsen, insbesondere fuer Fernsehzwecke
US2240507A (en) * 1938-10-05 1941-05-06 Hazeltine Corp Television synchronizing and control system
DE751692C (de) * 1941-02-27 1953-12-21 Lorenz C Ag Messverfahren, insbesondere fuer Breitbandkabel
DE975765C (de) * 1941-12-13 1962-08-23 Philips Nv Vorrichtung zum Empfang von mit Hilfe von Impulsen konstanter Amplitude uebertragenen Signalen
NL74381C (de) * 1944-07-13
US2577355A (en) * 1944-12-09 1951-12-04 Bell Telephone Labor Inc Pulse forming and shaping circuits
DE977647C (de) * 1950-07-21 1967-11-30 Aga Ab Vorrichtung zur Abtrennung der Synchronimpulse bei einem Fernsehempfangsgeraet
US2698358A (en) * 1950-11-30 1954-12-28 Rca Corp Video amplifier control by combined a. g. c. and d. c. voltages
DE959113C (de) * 1951-06-16 1957-02-28 Interessengemeinschaft Fuer Ru Schaltung zur Abtrennung von Synchronisierimpulsen aus einem Signalgemisch mit Hilfe einer vorgespannten Diode
DE1168950B (de) * 1956-04-13 1964-04-30 Loewe Opta Ag Schaltungsanordnung zur Stoerunterdrueckung bei der Abtrennung der Synchronisierimpulse in der als Mehrgitterroehre ausgebildeten Amplituden-siebroehre eines Fernsehempfangers
GB933262A (en) * 1959-03-26 1963-08-08 Int Computers & Tabulators Ltd Improvements in or relating to amplitude selection circuit

Also Published As

Publication number Publication date
FR40289E (fr) 1932-06-08
FR40750E (fr) 1932-08-22
FR39944E (fr) 1932-03-19
GB363605A (en) 1931-12-24
FR711446A (fr) 1931-09-09
US1940161A (en) 1933-12-19
FR49468E (fr) 1939-05-01
DE579664C (de) 1933-07-01

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