AT300057B - Circuit arrangement for generating a line-frequency, sawtooth-shaped correction current with an amplitude that changes at the raster frequency - Google Patents

Circuit arrangement for generating a line-frequency, sawtooth-shaped correction current with an amplitude that changes at the raster frequency

Info

Publication number
AT300057B
AT300057B AT471070A AT471070A AT300057B AT 300057 B AT300057 B AT 300057B AT 471070 A AT471070 A AT 471070A AT 471070 A AT471070 A AT 471070A AT 300057 B AT300057 B AT 300057B
Authority
AT
Austria
Prior art keywords
frequency
sawtooth
amplitude
generating
changes
Prior art date
Application number
AT471070A
Other languages
German (de)
Original Assignee
Philips Nv
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
Priority claimed from NL6908228A external-priority patent/NL6908228A/xx
Priority claimed from NL6918740A external-priority patent/NL6918740A/xx
Application filed by Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of AT300057B publication Critical patent/AT300057B/en

Links

Classifications

    • 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
    • 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
    • H04N3/22—Circuits for controlling dimensions, shape or centering of picture on screen
    • H04N3/23—Distortion correction, e.g. for pincushion distortion correction, S-correction
    • H04N3/233—Distortion correction, e.g. for pincushion distortion correction, S-correction using active elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)
AT471070A 1969-05-29 1970-05-26 Circuit arrangement for generating a line-frequency, sawtooth-shaped correction current with an amplitude that changes at the raster frequency AT300057B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL6908228A NL6908228A (en) 1969-05-29 1969-05-29
NL6918740A NL6918740A (en) 1969-12-13 1969-12-13

Publications (1)

Publication Number Publication Date
AT300057B true AT300057B (en) 1972-07-10

Family

ID=26644432

Family Applications (1)

Application Number Title Priority Date Filing Date
AT471070A AT300057B (en) 1969-05-29 1970-05-26 Circuit arrangement for generating a line-frequency, sawtooth-shaped correction current with an amplitude that changes at the raster frequency

Country Status (8)

Country Link
AT (1) AT300057B (en)
BE (1) BE751050A (en)
CH (1) CH514263A (en)
DE (1) DE2025094B2 (en)
ES (1) ES380123A1 (en)
FR (1) FR2043787B1 (en)
GB (1) GB1294368A (en)
SE (1) SE369023B (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1075145B (en) * 1958-06-20 1960-02-11 Fernseh G.m.b.H., Darmstadt Circuit arrangement for correcting the convergence of the electron beams in color television picture tubes
GB1104791A (en) * 1963-08-27 1968-02-28 Mullard Ltd Improvements in or relating to time-bases
FR1526689A (en) * 1966-06-11 1968-05-24 Philips Nv Device for reproducing color television images

Also Published As

Publication number Publication date
ES380123A1 (en) 1973-04-16
DE2025094B2 (en) 1971-11-04
BE751050A (en) 1970-11-27
FR2043787A1 (en) 1971-02-19
DE2025094A1 (en) 1970-12-23
FR2043787B1 (en) 1974-03-01
CH514263A (en) 1971-10-15
SE369023B (en) 1974-07-29
GB1294368A (en) 1972-10-25

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee