SU495851A3 - Приемна электроннолучева трубка дл цветного телевидени - Google Patents
Приемна электроннолучева трубка дл цветного телевидениInfo
- Publication number
- SU495851A3 SU495851A3 SU1876131A SU1876131A SU495851A3 SU 495851 A3 SU495851 A3 SU 495851A3 SU 1876131 A SU1876131 A SU 1876131A SU 1876131 A SU1876131 A SU 1876131A SU 495851 A3 SU495851 A3 SU 495851A3
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- tube
- color television
- electrode
- holes
- receiver
- 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
- H01J29/70—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
- H01J29/707—Arrangements intimately associated with parts of the gun and co-operating with external magnetic excitation devices
-
- 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
- H01J29/51—Arrangements for controlling convergence of a plurality of beams by means of electric field only
-
- 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
Landscapes
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Electrodes For Cathode-Ray Tubes (AREA)
Description
(54) ПРИЕМНАЯ ЭЛЕКТРОННО-ЛУЧЕВАЯ ТРУБКА ДЛЯ ЦВЕТНОГО ТЕЛЕВИДЕНИЯ
1
Изобретение относитс к области цветного телевидени , в частност, к усовершенствованию цветных электронно-лучевых трубок масочного типа.
Известна приемна электронно-лучева трубка дл цветного телевидени , содержаща оболочку, люминофорный экран, теневую маску и электронно-оптическую систему, содержащую три катода и р д плоских электродов, модул тор, ускор ющий электрод, фокусирующий электрод и второй анод, каждый из которых имеет но три отверсти , причем крайнее отверстие во втором аноде смещено относительио оси крайнего отверсти фокусирующего электрода.
Недостатком такой трубки вл етс присутствие астигматизма пучков па экране трубки.
Уменьшение аберрации крайних пучков достигаетс тем, что плоскость второго аиода в трубке имеет цилиндрическую поверхность, обращенную выпуклой стороной к экрану, а три отверсти расположены поперек образующей цилиндра.
На фиг. 1 изображена предлагаема трубка; на фиг. 2-электроцно-оптическа система электронно-лучевой трубки.
Приемна трубка содержит оболочку 1, люминофорный экран 2, маску 3, отклон ющую
систсм 4 п электронно-оптическую систему 5, формируюпхую три компланарных пучка 6. Электронно-оптическа спстема состонт из трех катодов 7, модул тора 8, ускор ющего электрода 9. фокусирующего электрода 10 и второго анода 11. Л одул тор п ускор ющий электрод выполнены в виде плоских п.тастин, имеющих по три отверсти , соосных катодам. Фокуснрующпй электрод выполнен из двух чащеобразных электродов 12, 13. соединенных между собой, и их плоские торцы имеют по три отверсти , каждое из которых соосно соответствующел у катоду. Второй анод выполнен также из двух чащеобразных деталей, кажда из которых 1меет по три отверсти . Центральные отверсти электродов 14, 15, соосны центральным отверсти м фокуспрующего электрода 10. Каждое крайнее отверстпе электрода 14 смещено относительно оси иротиволел ащего отверсти электрода 13 в сторону от центральной оси прожектора. Плоскость торца электрода 14 выполнена по форме поверхности цилиндра и выпуклой стороной обращена к экрану, а отверсти располагаютс но дуге в направлении поперек образующей поверхности цилиндра. Смещенные отверсти образуют асимметричное электростатическое поле, которое сводит пучки в
3
центре экрана. Благодар располол ению трех отверстнй на втором аноде 14 вдоль дугп уменьшаетс искажение (астигматизм) Kpaiiinix иучков на экраие трубки.
П р е д м е т и з о б р е т е и и
Приемна электронно-лучева трубка дл цветного телевидени , содержаща оболочку, люминофорный экран, теиевую маску и электроиио-оптическую систему, котора в свою очередь содержит тр катода и р д плоских
ff
4
электродов, модул тор, ускор ющий элект1 )од, фокусирующи электрод и второй аиод, каждый из которых меет ио три отверсти , иричем крайнее отверстие во втором аноде смещено относительно оси крайнего отверсти фокусирующего электрода, о т л и ч а ю щ а с тем, что, с целью уменьшеии аберрации крайинх иучков, плоскость второго анода имеет цилиндрическую иоверхиоеть, обращенную выиуклой стороной к экрану, а три отверсти расиоложены иоиерек образующей цилиндра.
-- iz&i
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US21775872A | 1972-01-14 | 1972-01-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
SU495851A3 true SU495851A3 (ru) | 1975-12-15 |
Family
ID=22812393
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU1876131A SU495851A3 (ru) | 1972-01-14 | 1973-01-12 | Приемна электроннолучева трубка дл цветного телевидени |
Country Status (19)
Country | Link |
---|---|
US (1) | US3772554A (ru) |
JP (4) | JPS5232714B2 (ru) |
KR (1) | KR780000391B1 (ru) |
AR (1) | AR196104A1 (ru) |
BE (1) | BE793992A (ru) |
BR (1) | BR7300153D0 (ru) |
CA (1) | CA969597A (ru) |
CS (1) | CS199546B2 (ru) |
DD (1) | DD103093A5 (ru) |
DE (1) | DE2223369C3 (ru) |
ES (1) | ES410383A1 (ru) |
FR (1) | FR2167898B1 (ru) |
GB (1) | GB1381018A (ru) |
IT (1) | IT973241B (ru) |
NL (1) | NL184445C (ru) |
PL (1) | PL83625B1 (ru) |
RO (1) | RO78240A (ru) |
SU (1) | SU495851A3 (ru) |
ZA (1) | ZA73216B (ru) |
Families Citing this family (87)
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JPS50141220A (ru) * | 1974-04-30 | 1975-11-13 | ||
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JPS5615102B2 (ru) * | 1974-10-14 | 1981-04-08 | ||
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JPS5845135B2 (ja) * | 1975-11-12 | 1983-10-07 | 株式会社日立製作所 | ヘンコウジカイセイギヨソシツキカラ−ジユゾウカン |
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JPS587016B2 (ja) * | 1976-06-28 | 1983-02-08 | 松下電子工業株式会社 | インライン形複ビ−ム電子銃 |
JPS5342212U (ru) * | 1976-09-17 | 1978-04-12 | ||
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US4218634A (en) * | 1977-10-05 | 1980-08-19 | Tokyo Shibaura Denki Kabushiki Kaisha | Electron gun |
US4196370A (en) * | 1978-02-24 | 1980-04-01 | Rca Corporation | CRT generating three inline beams and having shunts for weakening center beam horizontal magnetic deflection and strengthening vertical deflection |
NL7802129A (nl) * | 1978-02-27 | 1979-08-29 | Philips Nv | Inrichting voor het weergeven van gekleurde beelden. |
US4318027A (en) * | 1978-04-12 | 1982-03-02 | Rca Corporation | High potential, low magnification electron gun |
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US4396862A (en) * | 1978-05-01 | 1983-08-02 | Rca Corporation | Color picture tube with means for affecting magnetic deflection fields in electron gun area |
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US4608515A (en) * | 1985-04-30 | 1986-08-26 | Rca Corporation | Cathode-ray tube having a screen grid with asymmetric beam focusing means and refraction lens means formed therein |
US4701678A (en) * | 1985-12-11 | 1987-10-20 | Zenith Electronics Corporation | Electron gun system with dynamic focus and dynamic convergence |
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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 |
US4883437A (en) * | 1988-06-29 | 1989-11-28 | Rca Licensing Corp. | Method for spot-knocking an electron gun mount assembly of a crt utilizing a magnetic field |
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CN1042073C (zh) * | 1992-11-02 | 1999-02-10 | 东芝株式会社 | 彩色显像管 |
JP3599765B2 (ja) * | 1993-04-20 | 2004-12-08 | 株式会社東芝 | 陰極線管装置 |
JPH0729512A (ja) * | 1993-05-14 | 1995-01-31 | Toshiba Corp | カラー受像管 |
CN1127751C (zh) * | 1994-08-25 | 2003-11-12 | 皇家菲利浦电子有限公司 | 装有电子枪的阴极射线管 |
KR100189611B1 (ko) * | 1995-07-28 | 1999-06-01 | 구자홍 | 칼라음극선관용 전자총 |
FR2764730B1 (fr) * | 1997-06-13 | 1999-09-17 | Thomson Tubes Electroniques | Canon electronique pour tube electronique multifaisceau et tube electronique multifaisceau equipe de ce canon |
CN1126145C (zh) * | 1997-07-15 | 2003-10-29 | 株式会社日立制作所 | 彩色阴极射线管 |
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KR100708630B1 (ko) * | 2000-03-14 | 2007-04-18 | 삼성에스디아이 주식회사 | 전자총과 이를 이용한 칼라 음극선관 |
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-
0
- BE BE793992D patent/BE793992A/xx unknown
-
1972
- 1972-01-14 US US00217758A patent/US3772554A/en not_active Expired - Lifetime
- 1972-05-12 DE DE2223369A patent/DE2223369C3/de not_active Expired
- 1972-05-23 GB GB2410772A patent/GB1381018A/en not_active Expired
- 1972-05-30 JP JP47053741A patent/JPS5232714B2/ja not_active Expired
- 1972-05-30 KR KR7200850A patent/KR780000391B1/ko active
- 1972-10-23 PL PL1972158434A patent/PL83625B1/pl unknown
- 1972-12-05 AR AR245493A patent/AR196104A1/es active
- 1972-12-13 CA CA158,780A patent/CA969597A/en not_active Expired
- 1972-12-29 IT IT33975/72A patent/IT973241B/it active
-
1973
- 1973-01-05 ES ES410383A patent/ES410383A1/es not_active Expired
- 1973-01-08 BR BR73153A patent/BR7300153D0/pt unknown
- 1973-01-10 FR FR7300738A patent/FR2167898B1/fr not_active Expired
- 1973-01-10 DD DD168162A patent/DD103093A5/xx unknown
- 1973-01-11 CS CS73217A patent/CS199546B2/cs unknown
- 1973-01-11 ZA ZA730216A patent/ZA73216B/xx unknown
- 1973-01-12 SU SU1876131A patent/SU495851A3/ru active
- 1973-01-12 NL NLAANVRAGE7300483,A patent/NL184445C/xx not_active IP Right Cessation
- 1973-01-15 RO RO7373495A patent/RO78240A/ro unknown
-
1976
- 1976-03-18 JP JP51030785A patent/JPS51118958A/ja active Granted
-
1977
- 1977-03-09 JP JP2658977A patent/JPS52100971A/ja active Granted
- 1977-03-09 JP JP2659077A patent/JPS52132670A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
DD103093A5 (ru) | 1974-01-05 |
JPS557659B2 (ru) | 1980-02-27 |
DE2223369C3 (de) | 1981-04-16 |
PL83625B1 (ru) | 1975-12-31 |
CS199546B2 (en) | 1980-07-31 |
IT973241B (it) | 1974-06-10 |
KR780000391B1 (en) | 1978-10-04 |
ZA73216B (en) | 1973-12-19 |
BR7300153D0 (pt) | 1973-09-27 |
CA969597A (en) | 1975-06-17 |
JPS52100971A (en) | 1977-08-24 |
NL184445B (nl) | 1989-02-16 |
NL7300483A (ru) | 1973-07-17 |
JPS557658B2 (ru) | 1980-02-27 |
AR196104A1 (es) | 1973-11-30 |
FR2167898A1 (ru) | 1973-08-24 |
ES410383A1 (es) | 1975-12-01 |
JPS5232714B2 (ru) | 1977-08-23 |
GB1381018A (en) | 1975-01-22 |
JPS524905B2 (ru) | 1977-02-08 |
JPS52132670A (en) | 1977-11-07 |
RO78240A (ro) | 1982-04-12 |
NL184445C (nl) | 1989-07-17 |
DE2223369A1 (de) | 1973-07-19 |
US3772554A (en) | 1973-11-13 |
DE2223369B2 (de) | 1977-12-01 |
FR2167898B1 (ru) | 1976-05-14 |
BE793992A (fr) | 1973-05-02 |
JPS4882770A (ru) | 1973-11-05 |
JPS51118958A (en) | 1976-10-19 |
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