ES2088423T3 - Aparato para la modulacion de la velocidad de exploracion. - Google Patents

Aparato para la modulacion de la velocidad de exploracion.

Info

Publication number
ES2088423T3
ES2088423T3 ES90403183T ES90403183T ES2088423T3 ES 2088423 T3 ES2088423 T3 ES 2088423T3 ES 90403183 T ES90403183 T ES 90403183T ES 90403183 T ES90403183 T ES 90403183T ES 2088423 T3 ES2088423 T3 ES 2088423T3
Authority
ES
Spain
Prior art keywords
coil
exploration
speed modulation
modulation
cathodic ray
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 - Lifetime
Application number
ES90403183T
Other languages
English (en)
Inventor
Alain Dossot
Bernard Priere
Jean-Pierre Fourche
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.)
Thomson Tubes and Displays SA
Original Assignee
Thomson Tubes and Displays SA
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 Thomson Tubes and Displays SA filed Critical Thomson Tubes and Displays SA
Application granted granted Critical
Publication of ES2088423T3 publication Critical patent/ES2088423T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/70—Arrangements for deflecting ray or beam
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/52—Arrangements for controlling intensity of ray or beam, e.g. for modulation
    • 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
    • H04N3/30—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical otherwise than with constant velocity or otherwise than in pattern formed by unidirectional, straight, substantially horizontal or vertical lines
    • H04N3/32—Velocity varied in dependence upon picture information
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/56—Correction of beam optics
    • H01J2229/568—Correction of beam optics using supplementary correction devices
    • H01J2229/5681—Correction of beam optics using supplementary correction devices magnetic
    • H01J2229/5687—Auxiliary coils
    • H01J2229/5688—Velocity modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Details Of Television Scanning (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)

Abstract

UN APARATO DE MODULACION DE VELOCIDAD DE EXPLORACION (MVE) PARA PANTALLA DE TUBOS DE RAYOS CATODICOS QUE COMPRENDE: -UN MAGNETO DE CONVERGENCIA ESTATICA 52. -UNA DISPOSICION DE CULATA DE DEFLEXION 70 QUE INCLUYE UNA BOBINA DE DEFLEXION VERTICAL 80 Y UNA BOBINA DE DEFLEXION HORIZONTAL 90 QUE TIENE ESPIRAS EXTREMAS 94 DISPUESTAS SUBSTANCIALMENTE ADYACENTES AL MAGNETO 52 -UNA BOBINA DE MODULACION DE VELOCIDAD DE HAZ 100 SITUADA A LO LARGO DEL EJE LONGITUDINAL 42 SOLAPANDO PARCIALMENTE A LA BOBINA DE DEFLEXION HORIZONTAL 90. EL APARATO (MVE) SE EMPLEA CON EL OBJETO DE OBTENER TRANSICIONES DE CUADRO MAS PERMEABLES EN LA DIRECCION DE EXPLORACION DE LINEA COMO LO MUESTRAN LOS TUBOS DE RAYOS CATODICOS. LA INVENCION ENCUENTRA UTILIDAD EN LOS ESTUDIOS DE TELEVISION.
ES90403183T 1990-11-09 1990-11-09 Aparato para la modulacion de la velocidad de exploracion. Expired - Lifetime ES2088423T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP90403183A EP0484606B1 (en) 1990-11-09 1990-11-09 Scan velocity modulation apparatus

Publications (1)

Publication Number Publication Date
ES2088423T3 true ES2088423T3 (es) 1996-08-16

Family

ID=8205775

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90403183T Expired - Lifetime ES2088423T3 (es) 1990-11-09 1990-11-09 Aparato para la modulacion de la velocidad de exploracion.

Country Status (8)

Country Link
US (1) US5223769A (es)
EP (1) EP0484606B1 (es)
JP (1) JP3169658B2 (es)
KR (1) KR100221711B1 (es)
AT (1) ATE136711T1 (es)
DE (1) DE69026507T2 (es)
ES (1) ES2088423T3 (es)
MY (1) MY106792A (es)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5485054A (en) * 1992-10-09 1996-01-16 U.S. Philips Corporation Display tube having a deflection coil support and an auxiliary deflection coil support
EP0621626B1 (en) * 1993-04-21 1996-12-18 THOMSON TUBES & DISPLAYS S.A. Flexible auxiliary deflection coil
AU6049694A (en) * 1993-12-22 1995-07-10 Thomson Consumer Electronics, Inc Correction of linearity errors
US6011527A (en) * 1993-12-22 2000-01-04 Thomson Consumer Electronics, Inc. Correction of linearity errors
ATE157814T1 (de) * 1994-07-01 1997-09-15 Thomson Tubes & Displays Elektronenstrahl-ablenksystem für kathodenstrahlröhren
US5712691A (en) * 1995-12-05 1998-01-27 Philips Electronics North America Corporation Method and apparatus for area dependent dynamic blue de-focusing
FR2741998A1 (fr) * 1995-12-05 1997-06-06 Thomson Tubes & Displays Unite magnetique de deflexion des faisceaux electroniques pour un tube a rayons cathodiques
US6509936B1 (en) * 1996-11-01 2003-01-21 Koninklijke Philips Electronics N.V. Cathode ray tube with magnetic coil for display enhancement
JP2000299793A (ja) * 1998-06-12 2000-10-24 Matsushita Electric Ind Co Ltd 映像表示装置、垂直速度変調装置および映像表示方法
DE59809424D1 (de) * 1998-10-01 2003-10-02 Matsushita Display Devices Ger Farbfernsehgerät oder Farbmonitor mit SVM-Spule
JP2002008557A (ja) * 2000-06-19 2002-01-11 Toshiba Corp 陰極線管装置
DE60131134T2 (de) 2000-07-24 2008-02-21 Matsushita Electric Industrial Co., Ltd., Kadoma Kathodenstrahlröhre
TR200400947T4 (tr) * 2000-09-12 2004-07-21 Thomson Licensing, S.A. Statik elektron ışını iniş hatasını düzeltmek için aygıt
KR100778401B1 (ko) * 2001-05-08 2007-11-21 삼성에스디아이 주식회사 음극선관용 전자총
ITMI20020501A1 (it) * 2002-03-08 2003-09-08 Videocolor Spa Dispositivo di deflessione per tubo a raggi catodici
JP3641257B2 (ja) * 2002-07-17 2005-04-20 株式会社東芝 投射型表示装置及び磁気シールド装置
JP2004288464A (ja) * 2003-03-20 2004-10-14 Matsushita Electric Ind Co Ltd 陰極線管装置
JP2004355855A (ja) * 2003-05-27 2004-12-16 Matsushita Electric Ind Co Ltd 偏向ヨークおよびカラー受像管装置
US6882096B2 (en) 2003-07-10 2005-04-19 Sony Corporation Active landing control system for raster based devices
US7138755B2 (en) * 2003-09-12 2006-11-21 Matsushita Toshiba Picture Display Co., Ltd. Color picture tube apparatus having beam velocity modulation coils overlapping with convergence and purity unit and ring shaped ferrite core
US7119485B2 (en) * 2004-01-23 2006-10-10 Matsushita Toshiba Picture Display Co., Ltd. Cathode-ray tube apparatus
US7385341B2 (en) 2004-03-05 2008-06-10 Matsushita Toshiba Picture Display Co., Ltd. Cathode-ray tube apparatus with magnetic spacers between magnetic rings

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8300032A (nl) * 1983-01-06 1984-08-01 Philips Nv Inrichting voor het weergeven van televisiebeelden en afbuigeenheid daarvoor.
NL8301534A (nl) * 1983-05-02 1984-12-03 Philips Nv Inrichting voor het weergeven van televisiebeelden met een afbuigeenheid met comacorrecties.
KR900003265B1 (ko) * 1984-01-30 1990-05-12 샤아프 가부시기가이샤 비데오 화상 윤곽 보정장치
EP0456942B1 (en) * 1990-05-18 1996-01-24 THOMSON TUBES & DISPLAYS SA Deflection yoke arrangement with overlapping deflection coils

Also Published As

Publication number Publication date
EP0484606A1 (en) 1992-05-13
US5223769A (en) 1993-06-29
JPH05347131A (ja) 1993-12-27
EP0484606B1 (en) 1996-04-10
MY106792A (en) 1995-07-31
KR920010722A (ko) 1992-06-27
DE69026507T2 (de) 1996-09-12
DE69026507D1 (de) 1996-05-15
ATE136711T1 (de) 1996-04-15
KR100221711B1 (ko) 1999-09-15
JP3169658B2 (ja) 2001-05-28

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