PT85665B - Dispositivo de visor a cores e tubo de raios catodicos aperfeicoados - Google Patents
Dispositivo de visor a cores e tubo de raios catodicos aperfeicoados Download PDFInfo
- Publication number
- PT85665B PT85665B PT85665A PT8566587A PT85665B PT 85665 B PT85665 B PT 85665B PT 85665 A PT85665 A PT 85665A PT 8566587 A PT8566587 A PT 8566587A PT 85665 B PT85665 B PT 85665B
- Authority
- PT
- Portugal
- Prior art keywords
- lens
- multipolar
- electrode
- electrodes
- forming region
- Prior art date
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
- H01J29/48—Electron guns
-
- 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
- H01J29/48—Electron guns
- H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
- H01J29/503—Three or more guns, the axes of which lay in a common plane
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/48—Electron guns
- H01J2229/4834—Electrical arrangements coupled to electrodes, e.g. potentials
- H01J2229/4837—Electrical arrangements coupled to electrodes, e.g. potentials characterised by the potentials applied
- H01J2229/4841—Dynamic potentials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/48—Electron guns
- H01J2229/4844—Electron guns characterised by beam passing apertures or combinations
- H01J2229/4848—Aperture shape as viewed along beam axis
- H01J2229/4872—Aperture shape as viewed along beam axis circular
Landscapes
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
- Electroluminescent Light Sources (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
- Pens And Brushes (AREA)
- Color Television Image Signal Generators (AREA)
- Electrodes For Cathode-Ray Tubes (AREA)
- Road Signs Or Road Markings (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Cold Cathode And The Manufacture (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/912,632 US4731563A (en) | 1986-09-29 | 1986-09-29 | Color display system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PT85665A PT85665A (pt) | 1988-10-14 |
| PT85665B true PT85665B (pt) | 1994-09-30 |
Family
ID=25432213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT85665A PT85665B (pt) | 1986-09-29 | 1987-09-09 | Dispositivo de visor a cores e tubo de raios catodicos aperfeicoados |
Country Status (21)
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4877998A (en) * | 1988-10-27 | 1989-10-31 | Rca Licensing Corp. | Color display system having an electron gun with dual electrode modulation |
| KR910009635B1 (ko) * | 1989-03-09 | 1991-11-23 | 삼성전관 주식회사 | 다이나믹 포커스 전자총 |
| KR910005220Y1 (ko) * | 1989-06-10 | 1991-07-22 | 삼성전관 주식회사 | 다이나믹 포커스 전자총 |
| JPH088078B2 (ja) * | 1989-10-16 | 1996-01-29 | 松下電子工業株式会社 | カラー受像管装置 |
| KR970008564B1 (ko) * | 1989-11-21 | 1997-05-27 | 엘지전자 주식회사 | 칼라음극선관용 전자총 |
| KR920005828Y1 (ko) * | 1990-01-31 | 1992-08-22 | 삼성전관 주식회사 | 칼라 음극선관용 전자총 구조체 |
| US5066887A (en) * | 1990-02-22 | 1991-11-19 | Rca Thomson Licensing Corp. | Color picture tube having an inline electron gun with an astigmatic prefocusing lens |
| FR2660111B1 (fr) * | 1990-03-22 | 1992-06-12 | Videocolor Sa | Procede pour determiner la position optimale d'une lentille quadripolaire dans un tube a rayons cathodiques. |
| FR2682809B1 (fr) * | 1991-10-21 | 1993-12-31 | Thomson Tubes Displays Sa | Tube a rayons cathodiques a canon a electrons ameliore. |
| JP3339059B2 (ja) * | 1991-11-14 | 2002-10-28 | ソニー株式会社 | 陰極線管 |
| JP2605202B2 (ja) * | 1991-11-26 | 1997-04-30 | 三星電管株式會社 | カラー陰極線管用電子銃 |
| US5532547A (en) * | 1991-12-30 | 1996-07-02 | Goldstar Co., Ltd. | Electron gun for a color cathode-ray tube |
| US5399946A (en) * | 1992-12-17 | 1995-03-21 | Samsung Display Devices Co., Ltd. | Dynamic focusing electron gun |
| DE69507005T2 (de) * | 1994-08-25 | 1999-07-01 | Koninklijke Philips Electronics N.V., Eindhoven | Kathodenstrahlröhre mit elektronenkanone, und elektrostatisches linsensystem |
| JPH08190877A (ja) | 1995-01-09 | 1996-07-23 | Hitachi Ltd | 陰極線管 |
| KR100189611B1 (ko) * | 1995-07-28 | 1999-06-01 | 구자홍 | 칼라음극선관용 전자총 |
| JPH09190773A (ja) * | 1996-01-08 | 1997-07-22 | Hitachi Ltd | 陰極線管用電子銃および陰極線管 |
| EP0837487B1 (en) * | 1996-10-21 | 2002-11-13 | Lg Electronics Inc. | Focusing electrode in electron gun for color cathode ray tube |
| TW402732B (en) | 1998-06-09 | 2000-08-21 | Koninkl Philips Electronics Nv | Cathode ray tube comprising an electron gun |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL108855C (US20030157025A1-20030821-C00031.png) * | 1956-09-07 | |||
| US3317769A (en) * | 1963-10-14 | 1967-05-02 | Philips Corp | Cathode-ray tube having a quadripole electrostatic focusing lens |
| US3504211A (en) * | 1965-05-12 | 1970-03-31 | Hitachi Ltd | Electron beam control device for use with a cathode ray tube for dynamic correction of electron beam astigmatism and defocusing |
| NL151555B (nl) * | 1967-11-11 | 1976-11-15 | Philips Nv | Elektronenstraalbuis voor het weergeven van gekleurde beelden. |
| JPS5520329B2 (US20030157025A1-20030821-C00031.png) * | 1974-05-23 | 1980-06-02 | ||
| US3961223A (en) * | 1975-03-04 | 1976-06-01 | United Technologies Corporation | Astigmatic focus correction circuit |
| NL7607722A (nl) * | 1976-07-13 | 1978-01-17 | Philips Nv | Astigmatische elektronenlens, kathodestraal- buis met een dergelijke lens en inrichting met een dergelijke kathodestraalbuis. |
| US4214188A (en) * | 1978-05-22 | 1980-07-22 | Motorola, Inc. | Dynamic focus for a cathode ray tube |
| US4234814A (en) * | 1978-09-25 | 1980-11-18 | Rca Corporation | Electron gun with astigmatic flare-reducing beam forming region |
| US4258298A (en) * | 1979-12-28 | 1981-03-24 | Sperry Corporation | Dynamic focus control and power supply for cathode ray tube displays |
| US4316128A (en) * | 1980-06-13 | 1982-02-16 | Rca Corporation | Television receiver focus voltage circuit |
| US4319163A (en) * | 1980-06-30 | 1982-03-09 | Rca Corporation | Electron gun with deflection-synchronized astigmatic screen grid means |
| JPS59175544A (ja) * | 1983-03-25 | 1984-10-04 | Mitsubishi Electric Corp | 電子銃 |
| EP0163443B1 (en) * | 1984-05-29 | 1990-08-16 | Tektronix, Inc. | Cathode ray tube astigmatism correction apparatus |
| JPS6139347A (ja) * | 1984-07-30 | 1986-02-25 | Matsushita Electronics Corp | 電磁偏向型陰極線管装置 |
| CA1237464A (en) * | 1984-10-19 | 1988-05-31 | Hsing-Yao Chen | Electron gun having a two piece screen grid electrode means |
| JPH0719541B2 (ja) * | 1985-04-30 | 1995-03-06 | 株式会社日立製作所 | インライン型カラー受像管 |
-
1986
- 1986-09-29 US US06/912,632 patent/US4731563A/en not_active Expired - Lifetime
-
1987
- 1987-08-19 IN IN657/CAL/87A patent/IN169013B/en unknown
- 1987-09-09 PT PT85665A patent/PT85665B/pt not_active IP Right Cessation
- 1987-09-18 CA CA000547290A patent/CA1245344A/en not_active Expired
- 1987-09-22 FI FI874130A patent/FI89221C/fi not_active IP Right Cessation
- 1987-09-22 AU AU78831/87A patent/AU597425B2/en not_active Ceased
- 1987-09-25 JP JP62242383A patent/JPH067458B2/ja not_active Expired - Lifetime
- 1987-09-28 BR BR8705002A patent/BR8705002A/pt not_active IP Right Cessation
- 1987-09-28 MX MX017619A patent/MX170842B/es unknown
- 1987-09-28 DK DK508887A patent/DK508887A/da not_active Application Discontinuation
- 1987-09-28 EP EP87114156A patent/EP0265683B1/en not_active Expired - Lifetime
- 1987-09-28 ES ES87114156T patent/ES2018809B3/es not_active Expired - Lifetime
- 1987-09-28 DE DE8787114156T patent/DE3766070D1/de not_active Expired - Lifetime
- 1987-09-28 KR KR1019870010726A patent/KR960000531B1/ko not_active IP Right Cessation
- 1987-09-28 SU SU874203381A patent/SU1618290A3/ru active
- 1987-09-28 AT AT87114156T patent/ATE58260T1/de not_active IP Right Cessation
- 1987-09-28 MX MX8552A patent/MX160063A/es unknown
- 1987-09-29 PL PL1987267973A patent/PL157239B1/pl unknown
- 1987-09-29 DD DD87307374A patent/DD262525A5/de not_active IP Right Cessation
- 1987-09-29 ZA ZA877312A patent/ZA877312B/xx unknown
- 1987-09-29 CN CN87106708A patent/CN1042373C/zh not_active Expired - Lifetime
- 1987-09-29 DD DD87319827A patent/DD273718A5/de not_active IP Right Cessation
-
1995
- 1995-10-11 JP JP7263287A patent/JP2780738B2/ja not_active Expired - Lifetime
- 1995-11-23 HK HK177895A patent/HK177895A/xx unknown
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG3A | Patent granted, date of granting |
Effective date: 19940315 |
|
| MM4A | Annulment/lapse due to non-payment of fees, searched and examined patent |
Free format text: MAXIMUM VALIDITY LIMIT REACHED Effective date: 20090315 |