WO1998013852A3 - Display device based on indirectly heated thermionic cathodes - Google Patents
Display device based on indirectly heated thermionic cathodes Download PDFInfo
- Publication number
- WO1998013852A3 WO1998013852A3 PCT/US1997/016729 US9716729W WO9813852A3 WO 1998013852 A3 WO1998013852 A3 WO 1998013852A3 US 9716729 W US9716729 W US 9716729W WO 9813852 A3 WO9813852 A3 WO 9813852A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- display device
- techniques
- display
- indirectly heated
- dewer
- Prior art date
Links
Classifications
-
- 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
- H01J1/13—Solid thermionic cathodes
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
- H01J1/24—Insulating layer or body located between heater and emissive material
-
- 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
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/04—Cathodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2201/00—Electrodes common to discharge tubes
- H01J2201/19—Thermionic cathodes
- H01J2201/193—Thin film cathodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2201/00—Electrodes common to discharge tubes
- H01J2201/28—Heaters for thermionic cathodes
- H01J2201/2803—Characterised by the shape or size
- H01J2201/2878—Thin film or film-like
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2329/00—Electron emission display panels, e.g. field emission display panels
Landscapes
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU45850/97A AU4585097A (en) | 1996-09-27 | 1997-09-18 | Display device based on indirectly heated thermionic cathodes |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/722,337 | 1996-09-27 | ||
US08/722,337 US5831382A (en) | 1996-09-27 | 1996-09-27 | Display device based on indirectly heated thermionic cathodes |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1998013852A2 WO1998013852A2 (en) | 1998-04-02 |
WO1998013852A3 true WO1998013852A3 (en) | 1998-08-06 |
Family
ID=24901438
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1997/016729 WO1998013852A2 (en) | 1996-09-27 | 1997-09-18 | Display device based on indirectly heated thermionic cathodes |
Country Status (3)
Country | Link |
---|---|
US (1) | US5831382A (en) |
AU (1) | AU4585097A (en) |
WO (1) | WO1998013852A2 (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6897855B1 (en) * | 1998-02-17 | 2005-05-24 | Sarnoff Corporation | Tiled electronic display structure |
US6737790B2 (en) * | 1998-05-19 | 2004-05-18 | Canon Kabushiki Kaisha | Image forming apparatus having a heat insulating member |
JP2000111715A (en) * | 1998-10-01 | 2000-04-21 | Canon Inc | Reflecting optical device and image pickup device using the device |
ITTO20010341A1 (en) * | 2001-04-10 | 2002-10-10 | Fiat Ricerche | MICROFILAMENT MATRIX LIGHT SOURCE. |
US7105200B2 (en) * | 2001-09-10 | 2006-09-12 | Noritake Co., Limited | Method of producing thick-film sheet member |
US6844666B2 (en) * | 2001-10-31 | 2005-01-18 | Lg. Philips Displays Korea Co., Ltd. | Color flat-panel display with electrodes including insulators |
US6979105B2 (en) * | 2002-01-18 | 2005-12-27 | Leysath Joseph A | Light device with photonic band pass filter |
KR100444512B1 (en) * | 2002-01-25 | 2004-08-16 | 엘지전자 주식회사 | Method For Removing Impurities Of Plasma Display Panel |
JP4217428B2 (en) * | 2002-05-31 | 2009-02-04 | キヤノン株式会社 | Display device |
JP3944155B2 (en) * | 2003-12-01 | 2007-07-11 | キヤノン株式会社 | Electron emitting device, electron source, and manufacturing method of image display device |
US10615599B2 (en) | 2018-07-12 | 2020-04-07 | John Bennett | Efficient low-voltage grid for a cathode |
US10566168B1 (en) * | 2018-08-10 | 2020-02-18 | John Bennett | Low voltage electron transparent pellicle |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1033448A (en) * | 1964-05-05 | 1966-06-22 | Philips Electronic Associated | Improvements in the manufacture of indirectly-heated cathodes |
US3745403A (en) * | 1971-11-30 | 1973-07-10 | Hitachi Ltd | Direct heating cathode structure for electron tubes |
US3935500A (en) * | 1974-12-09 | 1976-01-27 | Texas Instruments Incorporated | Flat CRT system |
US4069436A (en) * | 1975-06-11 | 1978-01-17 | Sony Corporation | Flat thermionic cathode |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3710165A (en) * | 1970-07-03 | 1973-01-09 | Tokyo Shibaura Electric Co | Shadow mask perforated along intersection of side wall and reinforcing flange |
JPS5235491B2 (en) * | 1972-02-16 | 1977-09-09 | ||
JPS4889678A (en) * | 1972-02-25 | 1973-11-22 | ||
US4020381A (en) * | 1974-12-09 | 1977-04-26 | Texas Instruments Incorporated | Cathode structure for a multibeam cathode ray tube |
US3979635A (en) * | 1975-02-05 | 1976-09-07 | Texas Instruments Incorporated | Charged particle beam scanning device |
US4118650A (en) * | 1977-04-14 | 1978-10-03 | Texas Instruments Incorporated | Internally supported flat tube display |
US4227117A (en) * | 1978-04-28 | 1980-10-07 | Matsuhita Electric Industrial Co., Ltd. | Picture display device |
US4333035A (en) * | 1979-05-01 | 1982-06-01 | Woodland International Corporation | Areal array of tubular electron sources |
DE3067141D1 (en) * | 1979-08-16 | 1984-04-26 | Tokyo Shibaura Electric Co | Flat display device |
EP0025221B1 (en) * | 1979-09-05 | 1983-06-29 | Kabushiki Kaisha Toshiba | Flat display device |
US4417184A (en) * | 1980-08-04 | 1983-11-22 | Matsushita Electric Industrial Co., Ltd. | Picture image display apparatus |
US4404493A (en) * | 1981-04-03 | 1983-09-13 | Matsushita Electric Industrial Co., Ltd. | Picture image display apparatus |
DE3235724A1 (en) * | 1981-10-02 | 1983-04-21 | Futaba Denshi Kogyo K.K., Mobara, Chiba | FLUORESCENT DISPLAY DEVICE |
DE3243596C2 (en) * | 1982-11-25 | 1985-09-26 | M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München | Method and device for transferring images to a screen |
US4577133A (en) * | 1983-10-27 | 1986-03-18 | Wilson Ronald E | Flat panel display and method of manufacture |
FR2568394B1 (en) * | 1984-07-27 | 1988-02-12 | Commissariat Energie Atomique | DEVICE FOR VIEWING BY CATHODOLUMINESCENCE EXCITED BY FIELD EMISSION |
JPH0673289B2 (en) * | 1985-08-30 | 1994-09-14 | ソニー株式会社 | Fluorescent display tube |
JPS62150638A (en) * | 1985-12-24 | 1987-07-04 | Mitsubishi Electric Corp | Vacuum container for flat matrix type crt |
US4857799A (en) * | 1986-07-30 | 1989-08-15 | Sri International | Matrix-addressed flat panel display |
EP0369468A3 (en) * | 1988-11-18 | 1990-09-12 | Sanyo Electric Co., Ltd. | Flat display |
US5160871A (en) * | 1989-06-19 | 1992-11-03 | Matsushita Electric Industrial Co., Ltd. | Flat configuration image display apparatus and manufacturing method thereof |
JPH04255651A (en) * | 1991-02-08 | 1992-09-10 | Matsushita Electric Ind Co Ltd | Flat type display device and drive method therefor |
US5229691A (en) * | 1991-02-25 | 1993-07-20 | Panocorp Display Systems | Electronic fluorescent display |
NL9100327A (en) * | 1991-02-25 | 1992-09-16 | Philips Nv | CATHODE. |
US5424605A (en) * | 1992-04-10 | 1995-06-13 | Silicon Video Corporation | Self supporting flat video display |
US5378962A (en) * | 1992-05-29 | 1995-01-03 | The United States Of America As Represented By The Secretary Of The Navy | Method and apparatus for a high resolution, flat panel cathodoluminescent display device |
-
1996
- 1996-09-27 US US08/722,337 patent/US5831382A/en not_active Expired - Fee Related
-
1997
- 1997-09-18 WO PCT/US1997/016729 patent/WO1998013852A2/en active Application Filing
- 1997-09-18 AU AU45850/97A patent/AU4585097A/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1033448A (en) * | 1964-05-05 | 1966-06-22 | Philips Electronic Associated | Improvements in the manufacture of indirectly-heated cathodes |
US3745403A (en) * | 1971-11-30 | 1973-07-10 | Hitachi Ltd | Direct heating cathode structure for electron tubes |
US3935500A (en) * | 1974-12-09 | 1976-01-27 | Texas Instruments Incorporated | Flat CRT system |
US4069436A (en) * | 1975-06-11 | 1978-01-17 | Sony Corporation | Flat thermionic cathode |
Non-Patent Citations (1)
Title |
---|
PROCEEDINGS OF THE SID., vol. 22, no. 2, 1986, PLAYA DEL REY, CA US, pages 125 - 131, XP002051541 * |
Also Published As
Publication number | Publication date |
---|---|
WO1998013852A2 (en) | 1998-04-02 |
US5831382A (en) | 1998-11-03 |
AU4585097A (en) | 1998-04-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO1998013852A3 (en) | Display device based on indirectly heated thermionic cathodes | |
EP0560887B1 (en) | A wide dimming range gas discharge lamp drive system | |
US6255781B1 (en) | Energy saving backlight device | |
KR100449686B1 (en) | Fluorescent lamp, fluorescent lamp unit, liquid crystal display divice, and method of emitting light | |
JP2001142413A5 (en) | ||
CA2118933A1 (en) | Power supply circuit | |
JP2007026962A (en) | Light emitting system using solar power generation | |
AU1316999A (en) | Gas discharge lamps and systems | |
CA2075698A1 (en) | Flat display apparatus | |
TW200632250A (en) | Surface light source device, display device having the same, and method of controlling the display device | |
JP2002297096A (en) | Organic electroluminescence device | |
US3778673A (en) | Low power display driver having brightness control | |
US4326150A (en) | Cathode ray tube device for display system | |
ATE96567T1 (en) | PLASMA DISPLAY PANEL WITH INDEPENDENT CIRCUITS FOR DISCHARGE SWITCHING AND ADDRESSING. | |
JPS6410544A (en) | Color plasma display panel | |
JPS634358Y2 (en) | ||
GB2199645A (en) | Hybrid incandescent/fluorescent light source for liquid crystal displays | |
JPS5628445A (en) | Plate-shaped display device | |
RU93003280A (en) | VACUUM MICROTROID | |
TW200515359A (en) | Color display panel | |
JPH10208524A (en) | Display device | |
JP2529331Y2 (en) | Display drive circuit | |
JPS58223184A (en) | Driving system of discharge display panel | |
KR19990015817U (en) | EL display device using magnetic field | |
JPH0640478B2 (en) | Hot cathode discharge lamp |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A2 Designated state(s): AL AM AT AU AZ BA BB BG BR BY CA CH CN CU CZ DE DK EE ES FI GB GE HU IL IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MD MG MK MN MW MX NO NZ PL PT RO RU SD SE SG SI SK TJ TM TR TT UA UG UZ VN AM AZ BY KG KZ MD RU TJ TM |
|
AL | Designated countries for regional patents |
Kind code of ref document: A2 Designated state(s): GH KE LS MW SD SZ UG ZW AT BE CH DE DK ES FI FR GB GR IE IT LU MC NL PT SE BF BJ CF |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
REG | Reference to national code |
Ref country code: DE Ref legal event code: 8642 |
|
NENP | Non-entry into the national phase |
Ref country code: CA |
|
NENP | Non-entry into the national phase |
Ref country code: JP Ref document number: 1998515751 Format of ref document f/p: F |
|
122 | Ep: pct application non-entry in european phase |