JP5410648B2 - 表示パネルおよび該表示パネルに用いる発光ユニット - Google Patents
表示パネルおよび該表示パネルに用いる発光ユニット Download PDFInfo
- Publication number
- JP5410648B2 JP5410648B2 JP2004247209A JP2004247209A JP5410648B2 JP 5410648 B2 JP5410648 B2 JP 5410648B2 JP 2004247209 A JP2004247209 A JP 2004247209A JP 2004247209 A JP2004247209 A JP 2004247209A JP 5410648 B2 JP5410648 B2 JP 5410648B2
- Authority
- JP
- Japan
- Prior art keywords
- phosphor
- display panel
- light emitting
- anode
- linear cathode
- 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
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
- H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
- H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
- H01J31/123—Flat display tubes
- H01J31/125—Flat display tubes provided with control means permitting the electron beam to reach selected parts of the screen, e.g. digital selection
- H01J31/126—Flat display tubes provided with control means permitting the electron beam to reach selected parts of the screen, e.g. digital selection using line sources
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/003—Details of a display terminal, the details relating to the control arrangement of the display terminal and to the interfaces thereto
-
- 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
- H01J1/30—Cold cathodes, e.g. field-emissive cathode
Description
2 走査線駆動回路
3 表示パネル
4 表示画素
4a,4b,4c 発光ユニット
5 収納スペース
6 真空封止管
13 蛍光体付き陽極部
13a 蛍光体層
13b 陽極層
14 線状陰極部
14a 導電性ワイヤ
14b 電界集中補助用凹凸部
14c カーボン系膜(電界電子放出部)
Claims (2)
- 画像を構成する単位である複数の表示画素が配置される表示パネルにおいて、
前記各表示画素それぞれを収納する収納スペースを備えており、
前記表示画素はそれぞれ単色の複数の発光ユニットからなり、
前記各収納スペースそれぞれに前記複数の発光ユニットが並べて配置されており、
前記各発光ユニットそれぞれは、真空封止管と、この真空封止管内部に対向配置された蛍光体付き陽極部および線状陰極部と、前記真空封止管の背面に設けられ当該真空封止管内部の蛍光体付き陽極部と線状陰極部との間に電圧を印加する高圧トランスとを備え、前記線状陰極部は、前記蛍光体付き陽極部の直下に配置されて線状に延びる導電性ワイヤと該導電性ワイヤの外周面に形成された多数の電界集中補助用凹凸部と前記電界集中補助用凹凸部上に電界電子放出部として形成された尖鋭な微細部分を多数備えたカーボン系膜とを備え、かつ、前記線状陰極部から放射状に放出した電子が前記蛍光体付き陽極部のほぼ全体に衝突可能に、前記蛍光体付き陽極部と前記線状陰極部との対向ギャップが設定されており、
同一の表示画素の収納スペースに配置された複数の発光ユニットのうち、少なくとも2つの発光ユニットにおける蛍光体付き陽極部の蛍光体が、互いに異なる色で発光する蛍光体で構成されている、ことを特徴とする表示パネル。 - 請求項1に記載の表示パネルにおいて前記表示画素として前記表示パネルが備える収納スペースに設置される単色の発光ユニットであって、
当該発光ユニットは、前記表示画素の収納スペースを複数に分割した分割スペースに配置可能なサイズの真空封止された発光管と、この真空封止管内部に所定ギャップを隔てて対向配置された蛍光体付き陽極部および線状陰極部と、前記真空封止管の背面に設けられ当該真空封止管内部の蛍光体付き陽極部と線状陰極部との間に電圧を印加する高圧トランスとを備え、前記線状陰極部は、導電性ワイヤと該導電性ワイヤの外周面に形成された多数の電界集中補助用凹凸部と前記電界集中補助用凹凸部上に電界電子放出部として形成された尖鋭な微細部分を多数備えたカーボン系膜とを備えており、かつ、前記線状陰極部から放射状に放出した電子が前記蛍光体付き陽極部のほぼ全体に衝突可能に、前記蛍光体付き陽極部と前記線状陰極部との対向ギャップが設定されている、ことを特徴とする発光ユニット。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004247209A JP5410648B2 (ja) | 2004-08-26 | 2004-08-26 | 表示パネルおよび該表示パネルに用いる発光ユニット |
TW094108776A TWI394998B (zh) | 2004-08-26 | 2005-03-22 | A display panel, a light emitting unit for use in the display panel, and an image display device |
EP05006406A EP1630847A1 (en) | 2004-08-26 | 2005-03-23 | Display panel, light-emitting unit used for the display panel and image display device |
US11/119,850 US20060043860A1 (en) | 2004-08-26 | 2005-05-03 | Display panel, light-emitting unit used for the display panel and image display device |
KR1020050047251A KR101094550B1 (ko) | 2004-08-26 | 2005-06-02 | 표시 패널과 이 표시 패널에 이용하는 발광 유닛 및 화상표시 장치 |
CNA2005100763691A CN1741235A (zh) | 2004-08-26 | 2005-06-10 | 显示面板和用该显示面板的发光单元、及图像显示装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004247209A JP5410648B2 (ja) | 2004-08-26 | 2004-08-26 | 表示パネルおよび該表示パネルに用いる発光ユニット |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006066214A JP2006066214A (ja) | 2006-03-09 |
JP5410648B2 true JP5410648B2 (ja) | 2014-02-05 |
Family
ID=34934467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004247209A Expired - Fee Related JP5410648B2 (ja) | 2004-08-26 | 2004-08-26 | 表示パネルおよび該表示パネルに用いる発光ユニット |
Country Status (6)
Country | Link |
---|---|
US (1) | US20060043860A1 (ja) |
EP (1) | EP1630847A1 (ja) |
JP (1) | JP5410648B2 (ja) |
KR (1) | KR101094550B1 (ja) |
CN (1) | CN1741235A (ja) |
TW (1) | TWI394998B (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7511415B2 (en) * | 2004-08-26 | 2009-03-31 | Dialight Japan Co., Ltd. | Backlight for liquid crystal display device |
KR100814813B1 (ko) | 2006-08-14 | 2008-03-19 | 삼성에스디아이 주식회사 | 발광 장치 및 이 발광 장치를 백라이트 유닛으로 사용하는액정 표시장치 |
JP5281253B2 (ja) * | 2007-05-21 | 2013-09-04 | 株式会社ピュアロンジャパン | フィールドエミッション型面状光源 |
CN103972035A (zh) * | 2013-01-29 | 2014-08-06 | 海洋王照明科技股份有限公司 | 一种场发射光源 |
CN103972032A (zh) * | 2013-01-29 | 2014-08-06 | 海洋王照明科技股份有限公司 | 一种场发射光源 |
CN103972037A (zh) * | 2013-01-29 | 2014-08-06 | 海洋王照明科技股份有限公司 | 一种场发射光源 |
US9520742B2 (en) | 2014-07-03 | 2016-12-13 | Hubbell Incorporated | Monitoring system and method |
DE102019125490A1 (de) * | 2019-09-23 | 2021-03-25 | Karl Storz Se & Co. Kg | Fußschalter für medizinische Geräte |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS6210847A (ja) * | 1985-07-08 | 1987-01-19 | Ise Electronics Corp | 光源用表示管 |
JPS62157649A (ja) * | 1985-12-24 | 1987-07-13 | Mitsubishi Electric Corp | 表示素子 |
JPH0668947B2 (ja) * | 1990-01-08 | 1994-08-31 | 浜松ホトニクス株式会社 | 光電面の形成方法 |
US5229691A (en) * | 1991-02-25 | 1993-07-20 | Panocorp Display Systems | Electronic fluorescent display |
US5422537A (en) * | 1991-09-26 | 1995-06-06 | Seiko Epson Corporation | Illumination unit and image reading apparatus |
US5285132A (en) * | 1992-06-25 | 1994-02-08 | U.S. Philips Corporation | Display device |
JP3250719B2 (ja) * | 1996-10-23 | 2002-01-28 | トヨタ自動車株式会社 | 真空管用陰極及び電界放出型表示装置 |
JPH11224623A (ja) * | 1998-02-04 | 1999-08-17 | Futaba Corp | 蛍光発光管 |
US6635979B1 (en) * | 1998-02-09 | 2003-10-21 | Matsushita Electric Industrial Co., Ltd. | Electron emitting device, method of producing the same, and method of driving the same; and image display comprising the electron emitting device and method of producing the same |
US6538367B1 (en) * | 1999-07-15 | 2003-03-25 | Agere Systems Inc. | Field emitting device comprising field-concentrating nanoconductor assembly and method for making the same |
US20020036452A1 (en) * | 1999-12-21 | 2002-03-28 | Masakazu Muroyama | Electron emission device, cold cathode field emission device and method for the production thereof, and cold cathode field emission display and method for the production thereof |
JP2001229807A (ja) * | 2000-02-18 | 2001-08-24 | Nec Corp | 炭素膜とそれを用いた電界放出型冷陰極及びその製造方法 |
JP4670137B2 (ja) * | 2000-03-10 | 2011-04-13 | ソニー株式会社 | 平面型表示装置 |
JP3730476B2 (ja) * | 2000-03-31 | 2006-01-05 | 株式会社東芝 | 電界放出型冷陰極及びその製造方法 |
WO2002037518A1 (fr) * | 2000-11-06 | 2002-05-10 | Fujitsu Limited | Cathode a emission de champ et son procede de production |
JP3632682B2 (ja) * | 2001-07-18 | 2005-03-23 | ソニー株式会社 | 電子放出体の製造方法、冷陰極電界電子放出素子の製造方法、並びに、冷陰極電界電子放出表示装置の製造方法 |
JP2003084715A (ja) | 2001-09-11 | 2003-03-19 | Sharp Corp | 画像表示装置および画像表示方法 |
JP2004039519A (ja) * | 2002-07-05 | 2004-02-05 | Matsushita Electric Ind Co Ltd | 電子放射素子及びその製造方法、並びにそれを用いた蛍光体発光素子及び画像描画装置 |
JP4864299B2 (ja) * | 2004-08-04 | 2012-02-01 | 株式会社ピュアロンジャパン | 電界電子放出素子およびその製造方法ならびに照明装置 |
-
2004
- 2004-08-26 JP JP2004247209A patent/JP5410648B2/ja not_active Expired - Fee Related
-
2005
- 2005-03-22 TW TW094108776A patent/TWI394998B/zh not_active IP Right Cessation
- 2005-03-23 EP EP05006406A patent/EP1630847A1/en not_active Withdrawn
- 2005-05-03 US US11/119,850 patent/US20060043860A1/en not_active Abandoned
- 2005-06-02 KR KR1020050047251A patent/KR101094550B1/ko active IP Right Grant
- 2005-06-10 CN CNA2005100763691A patent/CN1741235A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
CN1741235A (zh) | 2006-03-01 |
KR20060049514A (ko) | 2006-05-19 |
KR101094550B1 (ko) | 2011-12-19 |
TWI394998B (zh) | 2013-05-01 |
EP1630847A1 (en) | 2006-03-01 |
US20060043860A1 (en) | 2006-03-02 |
TW200608080A (en) | 2006-03-01 |
JP2006066214A (ja) | 2006-03-09 |
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