GB1391815A - High voltage deflection correction in cathode ray tube displays - Google Patents

High voltage deflection correction in cathode ray tube displays

Info

Publication number
GB1391815A
GB1391815A GB5481972A GB5481972A GB1391815A GB 1391815 A GB1391815 A GB 1391815A GB 5481972 A GB5481972 A GB 5481972A GB 5481972 A GB5481972 A GB 5481972A GB 1391815 A GB1391815 A GB 1391815A
Authority
GB
United Kingdom
Prior art keywords
voltages
voltage
square root
multiplied
function
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
GB5481972A
Other languages
English (en)
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.)
RTX Corp
Original Assignee
United Aircraft Corp
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 United Aircraft Corp filed Critical United Aircraft Corp
Publication of GB1391815A publication Critical patent/GB1391815A/en
Expired legal-status Critical Current

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
    • 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
    • H04N3/2335—Distortion correction, e.g. for pincushion distortion correction, S-correction using active elements with calculating means

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
GB5481972A 1972-01-20 1972-11-28 High voltage deflection correction in cathode ray tube displays Expired GB1391815A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21946572A 1972-01-20 1972-01-20

Publications (1)

Publication Number Publication Date
GB1391815A true GB1391815A (en) 1975-04-23

Family

ID=22819371

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5481972A Expired GB1391815A (en) 1972-01-20 1972-11-28 High voltage deflection correction in cathode ray tube displays

Country Status (5)

Country Link
US (1) US3713001A (enrdf_load_stackoverflow)
JP (1) JPS5721903B2 (enrdf_load_stackoverflow)
CA (1) CA979535A (enrdf_load_stackoverflow)
FR (1) FR2168303B1 (enrdf_load_stackoverflow)
GB (1) GB1391815A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4203055A (en) 1975-05-01 1980-05-13 Raytheon Company High voltage power supply system
GB2307382A (en) * 1995-11-13 1997-05-21 Thomson Multimedia Sa Deflection circuit compensates for EHT variations

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5098223A (enrdf_load_stackoverflow) * 1973-12-26 1975-08-05
FR2483667A1 (fr) * 1980-06-03 1981-12-04 Thomson Csf Dispositif d'echantillonnage et maintien a capacite mos
EP0070677B1 (en) * 1981-07-14 1991-01-09 Dai Nippon Printing Co., Ltd. Video printing apparatus
JPS58170281A (ja) * 1982-03-19 1983-10-06 インタ−ナショナル　ビジネス　マシ−ンズ　コ−ポレ−ション 偏向ひずみ補正回路
EP0110282A1 (en) * 1982-11-23 1984-06-13 Tektronix, Inc. Image distortion correction method and apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4203055A (en) 1975-05-01 1980-05-13 Raytheon Company High voltage power supply system
GB2307382A (en) * 1995-11-13 1997-05-21 Thomson Multimedia Sa Deflection circuit compensates for EHT variations

Also Published As

Publication number Publication date
JPS4883870A (enrdf_load_stackoverflow) 1973-11-08
CA979535A (en) 1975-12-09
FR2168303A1 (enrdf_load_stackoverflow) 1973-08-31
US3713001A (en) 1973-01-23
JPS5721903B2 (enrdf_load_stackoverflow) 1982-05-10
FR2168303B1 (enrdf_load_stackoverflow) 1976-06-04

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19921127