DE69422860D1 - Vorrichtung zur Reduzierung des Einflusses von externen magnetischen Feldern auf eine Farb-Kathodestrahlröhre - Google Patents
Vorrichtung zur Reduzierung des Einflusses von externen magnetischen Feldern auf eine Farb-KathodestrahlröhreInfo
- Publication number
- DE69422860D1 DE69422860D1 DE69422860T DE69422860T DE69422860D1 DE 69422860 D1 DE69422860 D1 DE 69422860D1 DE 69422860 T DE69422860 T DE 69422860T DE 69422860 T DE69422860 T DE 69422860T DE 69422860 D1 DE69422860 D1 DE 69422860D1
- Authority
- DE
- Germany
- Prior art keywords
- influence
- reducing
- ray tube
- cathode ray
- magnetic fields
- 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
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
- H01J29/54—Arrangements for centring 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
- H01J29/70—Arrangements for deflecting ray or beam
- H01J29/701—Systems for correcting deviation or convergence of a plurality of beams by means of magnetic fields at least
- H01J29/702—Convergence correction arrangements therefor
- H01J29/703—Static convergence systems
-
- 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
- H01J2229/5684—Magnetic materials, e.g. soft iron
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/58—Electron beam control inside the vessel
- H01J2229/581—Electron beam control inside the vessel by magnetic means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/58—Electron beam control inside the vessel
- H01J2229/583—Electron beam control inside the vessel at the source
- H01J2229/5835—Electron beam control inside the vessel at the source cooperating with the electron gun
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP05166863A JP3135421B2 (ja) | 1993-07-06 | 1993-07-06 | カラー陰極線管 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69422860D1 true DE69422860D1 (de) | 2000-03-09 |
DE69422860T2 DE69422860T2 (de) | 2000-12-07 |
Family
ID=15839042
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69422860T Expired - Lifetime DE69422860T2 (de) | 1993-07-06 | 1994-07-04 | Vorrichtung zur Reduzierung des Einflusses von externen magnetischen Feldern auf eine Farb-Kathodestrahlröhre |
Country Status (8)
Country | Link |
---|---|
US (1) | US5530315A (de) |
EP (1) | EP0633598B1 (de) |
JP (1) | JP3135421B2 (de) |
KR (1) | KR0123190B1 (de) |
CN (1) | CN1052109C (de) |
DE (1) | DE69422860T2 (de) |
MY (1) | MY110748A (de) |
TW (1) | TW344840B (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3638311B2 (ja) * | 1993-09-14 | 2005-04-13 | 株式会社東芝 | カラー受像管 |
JPH08315751A (ja) | 1995-05-12 | 1996-11-29 | Hitachi Ltd | 陰極線管の偏向収差補正方法および陰極線管並びに画像表示装置 |
JPH09306378A (ja) * | 1996-05-15 | 1997-11-28 | Hitachi Ltd | 陰極線管 |
JPH10116569A (ja) | 1996-10-14 | 1998-05-06 | Hitachi Ltd | 陰極線管の偏向収差補正方法 |
TW556954U (en) * | 1997-06-09 | 2003-10-01 | Toshiba Co Ltd | Color image tube |
JPH1167123A (ja) * | 1997-06-10 | 1999-03-09 | Toshiba Corp | カラー受像管 |
TW392190B (en) * | 1998-05-11 | 2000-06-01 | Koninkl Philips Electronics Nv | Cathode ray tube comprising an electron gun |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2431077A (en) * | 1943-08-31 | 1947-11-18 | Rca Corp | Cathode-ray tube with revolving magnets and adjustable sleeve |
BE541337A (de) * | 1954-09-16 | |||
US2907908A (en) * | 1955-09-01 | 1959-10-06 | Philco Corp | Apparatus for preventing distortion in plural beam cathode ray tubes |
DE2722477A1 (de) * | 1977-05-18 | 1978-11-23 | Standard Elektrik Lorenz Ag | Farbfernseh-bildroehren |
JPS554807A (en) * | 1978-06-24 | 1980-01-14 | Mitsubishi Electric Corp | Neck magnet of braun tube |
DE3219954A1 (de) * | 1982-05-27 | 1983-12-01 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Farbbildroehre mit twistkorrektur |
JPS5894743A (ja) * | 1981-11-30 | 1983-06-06 | Matsushita Electric Ind Co Ltd | 電磁偏向装置 |
US4766343A (en) * | 1985-11-05 | 1988-08-23 | Roddy Belica | Static convergence assembly |
JPS6429299A (en) * | 1987-07-27 | 1989-01-31 | Kowa Shoji Kk | Discharge steam reducing apparatus of iron stand |
JP2728212B2 (ja) * | 1988-11-22 | 1998-03-18 | 株式会社日立製作所 | カラーブラウン管装置 |
NL8901589A (nl) * | 1989-06-23 | 1991-01-16 | Philips Nv | Kleurenbeeldbuis met twist correctiemiddelen. |
US5206559A (en) * | 1989-08-04 | 1993-04-27 | Kabushiki Kaisha Toshiba | Cathode ray tube which improves deflection aberration |
US4996461A (en) * | 1989-09-07 | 1991-02-26 | Hughes Aircraft Company | Closed loop bucking field system |
JP2937386B2 (ja) * | 1990-03-08 | 1999-08-23 | 株式会社東芝 | カラー受像管の製造方法 |
IT1251351B (it) * | 1990-06-25 | 1995-05-08 | Videocolor Spa | Apparecchio per la compensazione di campi magnetici |
CA2044564A1 (en) * | 1990-06-28 | 1991-12-29 | Quirico Branca | Amino acid derivatives |
KR940005496B1 (ko) * | 1991-12-30 | 1994-06-20 | 삼성전관 주식회사 | 음극선관 |
JPH0636701A (ja) * | 1992-07-21 | 1994-02-10 | Tohoku Gakuin Univ | カラー陰極線管 |
-
1993
- 1993-07-06 JP JP05166863A patent/JP3135421B2/ja not_active Expired - Fee Related
-
1994
- 1994-06-30 US US08/269,214 patent/US5530315A/en not_active Expired - Lifetime
- 1994-07-01 TW TW083106007A patent/TW344840B/zh not_active IP Right Cessation
- 1994-07-04 EP EP94110406A patent/EP0633598B1/de not_active Expired - Lifetime
- 1994-07-04 KR KR1019940015881A patent/KR0123190B1/ko not_active IP Right Cessation
- 1994-07-04 DE DE69422860T patent/DE69422860T2/de not_active Expired - Lifetime
- 1994-07-05 MY MYPI94001746A patent/MY110748A/en unknown
- 1994-07-06 CN CN94108185A patent/CN1052109C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1052109C (zh) | 2000-05-03 |
JP3135421B2 (ja) | 2001-02-13 |
DE69422860T2 (de) | 2000-12-07 |
TW344840B (en) | 1998-11-11 |
CN1100840A (zh) | 1995-03-29 |
KR0123190B1 (ko) | 1997-11-12 |
US5530315A (en) | 1996-06-25 |
KR950004353A (ko) | 1995-02-17 |
JPH0721938A (ja) | 1995-01-24 |
MY110748A (en) | 1999-02-27 |
EP0633598B1 (de) | 2000-02-02 |
EP0633598A1 (de) | 1995-01-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD., KADOMA, |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: PANASONIC CORP., KADOMA, OSAKA, JP |
|
8320 | Willingness to grant licences declared (paragraph 23) |