KR920700466A - 방전광원용 전극 - Google Patents
방전광원용 전극Info
- Publication number
- KR920700466A KR920700466A KR1019890702157A KR890702157A KR920700466A KR 920700466 A KR920700466 A KR 920700466A KR 1019890702157 A KR1019890702157 A KR 1019890702157A KR 890702157 A KR890702157 A KR 890702157A KR 920700466 A KR920700466 A KR 920700466A
- Authority
- KR
- South Korea
- Prior art keywords
- light source
- electrode
- discharge light
- lab
- mol
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields
- H01J61/06—Main electrodes
- H01J61/067—Main electrodes for low-pressure discharge lamps
- H01J61/0675—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode
- H01J61/0677—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode characterised by the electron emissive material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/32—Secondary-electron-emitting electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/02—Details
- H01J17/04—Electrodes; Screens
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/02—Details
- H01J17/04—Electrodes; Screens
- H01J17/06—Cathodes
- H01J17/066—Cold cathodes
Landscapes
- Gas-Filled Discharge Tubes (AREA)
- Discharge Lamp (AREA)
- Cold Cathode And The Manufacture (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본원 발명의 일실시예에 의한 방전광원을 전극의 단면도,
제2도는 제1도의 방전광원용 전극의 LaB6에 대한 Ba의 첨가량과 방전개시전압의 상대 변화를 나타내는 특성도.
Claims (2)
- 회가스를 봉입한 방전용기내에 금속도체가 설치되고, 이 금속도체상에 2차전자방출재료막이 형성된 방전 광원용 전극에 있어서, 상기 금속도체는 1-5㎛의 두께로 형성되고, 또한 상기 2차전자방출재료막은 LaB6에 0.01 내지 20몰(%)의 비율로 Ba를 첨가한 화합물로 형성되고, 그 두께가 0.5-2㎛로 설정되어 있는 것을 특징으로 하는 방전광원용 전극.
- 상기 2차전자방출재료막은 LaB6와, 이 LaB6에 대해 0.01-20몰(5)의 비율의 Ba와, 이 Ba에 대해 0.01-5몰(%)의 비율이 Ca로 이루어지는 화합물에 의해 형성되어 있는 것을 특징으로 하는 방전광원용 전극.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62247201A JPS6489242A (en) | 1987-09-30 | 1987-09-30 | Electrode for discharge light source |
PCT/JP1989/000297 WO1990011611A1 (en) | 1987-09-30 | 1989-03-20 | Electrode for discharge light source |
Publications (2)
Publication Number | Publication Date |
---|---|
KR920700466A true KR920700466A (ko) | 1992-02-19 |
KR970007292B1 KR970007292B1 (ko) | 1997-05-07 |
Family
ID=17159954
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019890702157A KR970007292B1 (ko) | 1987-09-30 | 1989-03-20 | 방전광원용 전극 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5073743A (ko) |
EP (1) | EP0417280B1 (ko) |
JP (1) | JPS6489242A (ko) |
KR (1) | KR970007292B1 (ko) |
DE (1) | DE68916542T2 (ko) |
WO (1) | WO1990011611A1 (ko) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6489242A (en) * | 1987-09-30 | 1989-04-03 | Mitsubishi Electric Corp | Electrode for discharge light source |
US5705886A (en) * | 1994-12-21 | 1998-01-06 | Philips Electronics North America Corp. | Cathode for plasma addressed liquid crystal display |
US5898271A (en) * | 1996-04-25 | 1999-04-27 | U.S. Philips Corporation | Hollow cathodes with an I-beam or C-beam cross section for a plasma display device |
US5939827A (en) * | 1996-12-13 | 1999-08-17 | Tektronix, Inc. | Non-reactive cathode for a PALC display panel using hydrogen-doped helium gas |
DE59810890D1 (de) | 1997-03-21 | 2004-04-08 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Flachleuchtstofflampe für die hintergrundbeleuchtung und flüssigkristallanzeige-vorrichtung mit dieser flachleuchtstofflampe |
DE19711893A1 (de) * | 1997-03-21 | 1998-09-24 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Flachstrahler |
US6885022B2 (en) * | 2000-12-08 | 2005-04-26 | Si Diamond Technology, Inc. | Low work function material |
KR100769191B1 (ko) * | 2004-03-22 | 2007-10-23 | 엘지.필립스 엘시디 주식회사 | 평판 발광 램프 장치 및 그 제조방법 |
KR100637070B1 (ko) * | 2004-09-10 | 2006-10-23 | 삼성코닝 주식회사 | 면광원유닛 및 면광원유닛을 가지는 액정표시장치 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL167796C (nl) * | 1972-05-30 | 1982-01-18 | Philips Nv | Werkwijze voor het vervaardigen van een met lanthaanhexaboride geactiveerde kathode voor een elektrische ontladingsbuis. |
JPS50122871A (ko) * | 1974-03-15 | 1975-09-26 | ||
JPS5562647A (en) * | 1978-11-06 | 1980-05-12 | Nippon Hoso Kyokai <Nhk> | Gas discharge display panel |
US4260525A (en) * | 1978-11-27 | 1981-04-07 | Rca Corporation | Single-crystal hexaborides and method of preparation |
JPS56118244A (en) * | 1980-02-22 | 1981-09-17 | Okaya Denki Sangyo Kk | Manufacture of cathode for dc type gas discharge indication device |
JPS56118243A (en) * | 1980-02-22 | 1981-09-17 | Okaya Denki Sangyo Kk | Cathode for dc type gas discharge indication panel and manufacture |
JPS60221926A (ja) * | 1984-04-19 | 1985-11-06 | Sony Corp | 放電表示装置の製造方法 |
JPS60221928A (ja) * | 1984-04-19 | 1985-11-06 | Sony Corp | 放電表示装置の製造方法 |
JPS61284030A (ja) * | 1985-06-10 | 1986-12-15 | Hitachi Ltd | 気体放電表示パネル用陰極 |
JPS63938A (ja) * | 1986-06-18 | 1988-01-05 | Hitachi Ltd | ガス放電型表示パネルの陰極 |
JPS6481143A (en) * | 1987-09-21 | 1989-03-27 | Mitsubishi Electric Corp | Electrode for discharge light source |
JPS6489242A (en) * | 1987-09-30 | 1989-04-03 | Mitsubishi Electric Corp | Electrode for discharge light source |
-
1987
- 1987-09-30 JP JP62247201A patent/JPS6489242A/ja active Pending
-
1989
- 1989-03-20 EP EP89903212A patent/EP0417280B1/en not_active Expired - Lifetime
- 1989-03-20 KR KR1019890702157A patent/KR970007292B1/ko not_active IP Right Cessation
- 1989-03-20 DE DE68916542T patent/DE68916542T2/de not_active Expired - Fee Related
- 1989-03-20 WO PCT/JP1989/000297 patent/WO1990011611A1/ja active IP Right Grant
- 1989-11-01 US US07/432,777 patent/US5073743A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0417280A1 (en) | 1991-03-20 |
JPS6489242A (en) | 1989-04-03 |
WO1990011611A1 (en) | 1990-10-04 |
EP0417280B1 (en) | 1994-06-29 |
KR970007292B1 (ko) | 1997-05-07 |
DE68916542D1 (de) | 1994-08-04 |
EP0417280A4 (en) | 1991-11-13 |
US5073743A (en) | 1991-12-17 |
DE68916542T2 (de) | 1995-02-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
LAPS | Lapse due to unpaid annual fee |