DE69408780D1 - Farbbildröhre mit verringerter dynamischer Fokussierspannung - Google Patents
Farbbildröhre mit verringerter dynamischer FokussierspannungInfo
- Publication number
- DE69408780D1 DE69408780D1 DE69408780T DE69408780T DE69408780D1 DE 69408780 D1 DE69408780 D1 DE 69408780D1 DE 69408780 T DE69408780 T DE 69408780T DE 69408780 T DE69408780 T DE 69408780T DE 69408780 D1 DE69408780 D1 DE 69408780D1
- Authority
- DE
- Germany
- Prior art keywords
- picture tube
- color picture
- dynamic focusing
- focusing voltage
- reduced dynamic
- 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 - Fee Related
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
- 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
- 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
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5279265A JPH07134953A (ja) | 1993-11-09 | 1993-11-09 | カラー受像管 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69408780D1 true DE69408780D1 (de) | 1998-04-09 |
DE69408780T2 DE69408780T2 (de) | 1998-07-02 |
Family
ID=17608762
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69408780T Expired - Fee Related DE69408780T2 (de) | 1993-11-09 | 1994-10-31 | Farbbildröhre mit verringerter dynamischer Fokussierspannung |
Country Status (6)
Country | Link |
---|---|
US (2) | US5677591A (de) |
EP (2) | EP0805473A3 (de) |
JP (1) | JPH07134953A (de) |
KR (1) | KR0157098B1 (de) |
CN (1) | CN1050690C (de) |
DE (1) | DE69408780T2 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100381320B1 (ko) * | 1994-05-06 | 2003-07-18 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 디스플레이장치및음극선관 |
KR960019452A (ko) * | 1994-11-04 | 1996-06-17 | 이헌조 | 칼라음극선관용 전자총구체 |
JPH08148095A (ja) * | 1994-11-25 | 1996-06-07 | Hitachi Ltd | 電子銃およびこの電子銃を備えたカラー陰極線管 |
US5936338A (en) * | 1994-11-25 | 1999-08-10 | Hitachi, Ltd. | Color display system utilizing double quadrupole lenses under optimal control |
JPH08250037A (ja) * | 1995-03-13 | 1996-09-27 | Hitachi Ltd | 陰極線管 |
BR9607311A (pt) * | 1995-12-22 | 1997-11-25 | Phililps Electronics N V | Tubo de raios catódicos a cores e canhão eletrônico |
JPH09320485A (ja) * | 1996-03-26 | 1997-12-12 | Sony Corp | カラー陰極線管 |
JPH10255682A (ja) * | 1997-03-14 | 1998-09-25 | Sony Corp | 陰極線管 |
TW414913B (en) | 1997-10-20 | 2000-12-11 | Toshiba Corp | The cathode ray tube |
TW522428B (en) | 1998-04-10 | 2003-03-01 | Hitachi Ltd | Color cathode ray tube with a reduced dynamic focus voltage for an electrostatic quadrupole lens thereof |
JP2000188068A (ja) * | 1998-12-22 | 2000-07-04 | Hitachi Ltd | カラー陰極線管 |
CN1326187C (zh) * | 2001-01-09 | 2007-07-11 | 株式会社东芝 | 阴极射线管装置 |
KR100719529B1 (ko) * | 2001-03-19 | 2007-05-17 | 삼성에스디아이 주식회사 | 칼라 음극선관용 전자총 |
US6750601B2 (en) * | 2001-09-14 | 2004-06-15 | Lg Philips Displays Korea Co., Ltd. | Electron gun for color cathode ray tube |
KR100468422B1 (ko) * | 2002-05-14 | 2005-01-27 | 엘지.필립스 디스플레이 주식회사 | 칼라음극선관용 전자총 |
KR100475173B1 (ko) * | 2003-02-14 | 2005-03-10 | 엘지.필립스 디스플레이 주식회사 | 칼라 음극선관 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5351958A (en) * | 1976-10-22 | 1978-05-11 | Hitachi Ltd | Electron gun |
US4581560A (en) * | 1981-12-16 | 1986-04-08 | Hitachi, Ltd. | Electron gun for color picture tube |
JPS6199249A (ja) * | 1984-10-18 | 1986-05-17 | Matsushita Electronics Corp | 受像管装置 |
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 |
US4771216A (en) * | 1987-08-13 | 1988-09-13 | Zenith Electronics Corporation | Electron gun system providing for control of convergence, astigmatism and focus with a single dynamic signal |
JP2791047B2 (ja) * | 1988-09-16 | 1998-08-27 | 株式会社日立製作所 | カラー受像管用電子銃 |
US4851741A (en) * | 1987-11-25 | 1989-07-25 | Hitachi, Ltd. | Electron gun for color picture tube |
JP2708493B2 (ja) * | 1988-09-07 | 1998-02-04 | 株式会社日立製作所 | カラー受像管 |
JPH0218540A (ja) * | 1988-07-06 | 1990-01-22 | Matsushita Electric Ind Co Ltd | 透過式背面スクリーン |
US4877998A (en) * | 1988-10-27 | 1989-10-31 | Rca Licensing Corp. | Color display system having an electron gun with dual electrode modulation |
US5061881A (en) * | 1989-09-04 | 1991-10-29 | Matsushita Electronics Corporation | In-line electron gun |
JP3053845B2 (ja) * | 1990-06-07 | 2000-06-19 | 株式会社日立製作所 | 陰極線管 |
FR2682809B1 (fr) * | 1991-10-21 | 1993-12-31 | Thomson Tubes Displays Sa | Tube a rayons cathodiques a canon a electrons ameliore. |
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 |
KR940005500B1 (ko) * | 1991-12-17 | 1994-06-20 | 삼성전관 주식회사 | 칼라 음극선관용 전자총 |
US5170101A (en) * | 1991-12-30 | 1992-12-08 | Zenith Electronics Corporation | Constant horizontal dimension symmetrical beam in-line electron gun |
JPH05325825A (ja) * | 1992-05-21 | 1993-12-10 | Hitachi Ltd | カラー陰極線管用電子銃 |
JPH0721936A (ja) * | 1993-06-30 | 1995-01-24 | Hitachi Ltd | 陰極線管 |
JP3422842B2 (ja) * | 1994-05-23 | 2003-06-30 | 株式会社日立製作所 | 陰極線管 |
JPH0831333A (ja) * | 1994-07-19 | 1996-02-02 | Hitachi Ltd | カラー陰極線管 |
-
1993
- 1993-11-09 JP JP5279265A patent/JPH07134953A/ja active Pending
-
1994
- 1994-10-31 EP EP97111760A patent/EP0805473A3/de not_active Withdrawn
- 1994-10-31 DE DE69408780T patent/DE69408780T2/de not_active Expired - Fee Related
- 1994-10-31 EP EP94117197A patent/EP0652583B1/de not_active Expired - Lifetime
- 1994-11-04 KR KR1019940028832A patent/KR0157098B1/ko not_active IP Right Cessation
- 1994-11-07 US US08/336,682 patent/US5677591A/en not_active Expired - Fee Related
- 1994-11-09 CN CN94118089A patent/CN1050690C/zh not_active Expired - Fee Related
-
1997
- 1997-06-12 US US08/873,751 patent/US5936337A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0652583A1 (de) | 1995-05-10 |
US5936337A (en) | 1999-08-10 |
US5677591A (en) | 1997-10-14 |
EP0652583B1 (de) | 1998-03-04 |
CN1050690C (zh) | 2000-03-22 |
KR0157098B1 (ko) | 1998-10-15 |
DE69408780T2 (de) | 1998-07-02 |
KR950015508A (ko) | 1995-06-17 |
CN1106953A (zh) | 1995-08-16 |
JPH07134953A (ja) | 1995-05-23 |
EP0805473A2 (de) | 1997-11-05 |
EP0805473A3 (de) | 1998-07-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |