BE484980A - - Google Patents

Info

Publication number
BE484980A
BE484980A BE484980DA BE484980A BE 484980 A BE484980 A BE 484980A BE 484980D A BE484980D A BE 484980DA BE 484980 A BE484980 A BE 484980A
Authority
BE
Belgium
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 BE484980A publication Critical patent/BE484980A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/12—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising
    • H04N5/126—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising whereby the synchronisation signal indirectly commands a frequency generator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
    • H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
    • H03K4/10—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only
    • H03K4/26—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only in which a sawtooth current is produced through an inductor
    • H03K4/28—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only in which a sawtooth current is produced through an inductor using a tube operating as a switching device
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/18—Generation of supply voltages, in combination with electron beam deflecting
    • H04N3/185—Maintaining dc voltage constant
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/12—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
BE484980D 1947-09-27 BE484980A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77646447 US2633555A (en) 1947-09-27 1947-09-27 Beam deflection control

Publications (1)

Publication Number Publication Date
BE484980A true BE484980A (xx)

Family

ID=25107445

Family Applications (1)

Application Number Title Priority Date Filing Date
BE484980D BE484980A (xx) 1947-09-27

Country Status (8)

Country Link
US (1) US2633555A (xx)
BE (1) BE484980A (xx)
CH (1) CH280692A (xx)
DE (1) DE909210C (xx)
ES (1) ES184993A1 (xx)
FR (1) FR971116A (xx)
GB (1) GB664407A (xx)
NL (1) NL88575C (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE980076C (de) * 1950-10-24 1969-03-06 Fernseh Gmbh Anordnung zur Synchronisierung von Ablenkgeraeten
US2772358A (en) * 1951-02-16 1956-11-27 Emi Ltd Scanning circuits for cathode ray tubes
US2701851A (en) * 1952-08-30 1955-02-08 Du Mont Allen B Lab Inc Amplifier
US3622905A (en) * 1952-09-04 1971-11-23 Us Army Random pulse generator
BE531067A (xx) * 1953-08-13
US2830229A (en) * 1954-07-06 1958-04-08 Rca Corp Electron beam deflection circuits
BE542686A (xx) * 1954-11-10
US2976356A (en) * 1955-09-09 1961-03-21 Thompson Ramo Wooldridge Inc Slow sweep television system
US2834913A (en) * 1956-06-26 1958-05-13 Rca Corp Television deflection apparatus

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR650013A (fr) * 1926-12-11 1928-12-31 Lorenz C Ag Dispositif pour maintenir constantes la fréquence et la différence de phases mutuelle de phénomènes périodiques
GB472686A (en) * 1936-03-28 1937-09-28 Baird Television Ltd Improvements in or relating to systems and apparatus for controlling the frequencies of electric currents
USRE22055E (en) * 1936-07-08 1942-03-24 Synchronization system fob
CH201785A (de) * 1938-02-17 1938-12-15 Gustav Dipl Ing Guanella Verfahren und Einrichtung zur Gleichlaufregelung des Ablenkspannungserzeugers bei Bild- oder Fernsehübertragungseinrichtungen durch Synchronisierungszeichen.
US2209507A (en) * 1939-02-15 1940-07-30 Du Mont Allen B Lab Inc Synchronizing generator
CH232477A (fr) * 1941-03-12 1944-05-31 France Henri De Dispositif générateur d'oscillations.
US2339536A (en) * 1941-06-28 1944-01-18 Rca Corp Television system
US2358544A (en) * 1941-07-31 1944-09-19 Rca Corp Television receiver
US2358545A (en) * 1941-07-31 1944-09-19 Rca Corp Television system
US2344810A (en) * 1941-12-31 1944-03-21 Rca Corp Synchronization of deflecting circuits
US2389025A (en) * 1942-01-10 1945-11-13 Du Mont Allen B Lab Inc Synchronizer for oscillators
US2352541A (en) * 1942-04-20 1944-06-27 Rca Corp Electronic synchronization system
US2427366A (en) * 1944-09-08 1947-09-16 Sperry Gyroscope Co Inc Phase control apparatus
US2459699A (en) * 1946-02-01 1949-01-18 Farnsworth Res Corp Synchronizing system
US2490500A (en) * 1946-12-28 1949-12-06 Rca Corp Stabilized oscillator generator
US2490404A (en) * 1947-01-07 1949-12-06 Rca Corp Stabilized oscillation generator

Also Published As

Publication number Publication date
GB664407A (en) 1952-01-09
FR971116A (fr) 1951-01-12
US2633555A (en) 1953-03-31
DE909210C (de) 1954-04-15
CH280692A (fr) 1952-01-31
ES184993A1 (es) 1949-01-01
NL88575C (xx)

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