CH514263A - Circuit arrangement for generating a line-frequency, sawtooth-shaped current with an amplitude that changes at the raster frequency in an image display device - Google Patents

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

Info

Publication number
CH514263A
CH514263A CH775770A CH775770A CH514263A CH 514263 A CH514263 A CH 514263A CH 775770 A CH775770 A CH 775770A CH 775770 A CH775770 A CH 775770A CH 514263 A CH514263 A CH 514263A
Authority
CH
Switzerland
Prior art keywords
frequency
sawtooth
amplitude
generating
display device
Prior art date
Application number
CH775770A
Other languages
German (de)
Inventor
Boekhorst Antonius
Joost Rietveld Jan
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
Publication of CH514263A publication Critical patent/CH514263A/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)
CH775770A 1969-05-29 1970-05-26 Circuit arrangement for generating a line-frequency, sawtooth-shaped current with an amplitude that changes at the raster frequency in an image display device CH514263A (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
CH514263A true CH514263A (en) 1971-10-15

Family

ID=26644432

Family Applications (1)

Application Number Title Priority Date Filing Date
CH775770A CH514263A (en) 1969-05-29 1970-05-26 Circuit arrangement for generating a line-frequency, sawtooth-shaped current with an amplitude that changes at the raster frequency in an image display device

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
NL240249A (en) * 1958-06-20
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
SE369023B (en) 1974-07-29
GB1294368A (en) 1972-10-25
AT300057B (en) 1972-07-10
FR2043787B1 (en) 1974-03-01
DE2025094B2 (en) 1971-11-04
BE751050A (en) 1970-11-27
DE2025094A1 (en) 1970-12-23
FR2043787A1 (en) 1971-02-19

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Legal Events

Date Code Title Description
PL Patent ceased