GB1303659A - - Google Patents
Info
- Publication number
- GB1303659A GB1303659A GB1303659DA GB1303659A GB 1303659 A GB1303659 A GB 1303659A GB 1303659D A GB1303659D A GB 1303659DA GB 1303659 A GB1303659 A GB 1303659A
- Authority
- GB
- United Kingdom
- Prior art keywords
- type
- region
- type sic
- cathode
- junction
- 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
Links
- 238000005275 alloying Methods 0.000 abstract 1
- 239000010406 cathode material Substances 0.000 abstract 1
- 238000003486 chemical etching Methods 0.000 abstract 1
- 239000013078 crystal Substances 0.000 abstract 1
- 239000002019 doping agent Substances 0.000 abstract 1
- 238000005468 ion implantation Methods 0.000 abstract 1
- 238000003754 machining Methods 0.000 abstract 1
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
- H01J1/30—Cold cathodes, e.g. field-emissive cathode
- H01J1/308—Semiconductor cathodes, e.g. cathodes with PN junction layers
Landscapes
- Cold Cathode And The Manufacture (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5545269 | 1969-11-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1303659A true GB1303659A (enrdf_load_stackoverflow) | 1973-01-17 |
Family
ID=10473947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1303659D Expired GB1303659A (enrdf_load_stackoverflow) | 1969-11-12 | 1969-11-12 |
Country Status (1)
| Country | Link |
|---|---|
| GB (1) | GB1303659A (enrdf_load_stackoverflow) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2902746A1 (de) * | 1978-01-27 | 1979-08-02 | Philips Nv | Halbleiteranordnung und verfahren zu deren herstellung sowie aufnahmevorrichtung und wiedergabevorrichtung mit einer derartigen halbleiteranordnung |
| US4303930A (en) | 1979-07-13 | 1981-12-01 | U.S. Philips Corporation | Semiconductor device for generating an electron beam and method of manufacturing same |
| EP0241956A1 (en) * | 1986-03-17 | 1987-10-21 | Koninklijke Philips Electronics N.V. | Semiconductor device for generating an electron current |
| EP0249254A1 (en) * | 1986-03-17 | 1987-12-16 | Koninklijke Philips Electronics N.V. | Semiconductor device for generating an electron current |
| JP2518833B2 (ja) | 1987-01-28 | 1996-07-31 | キヤノン株式会社 | 電子放出装置 |
| GB2347785A (en) * | 1999-03-06 | 2000-09-13 | Smiths Industries Plc | Electron-emitting devices |
| US7399987B1 (en) | 1998-06-11 | 2008-07-15 | Petr Viscor | Planar electron emitter (PEE) |
-
1969
- 1969-11-12 GB GB1303659D patent/GB1303659A/en not_active Expired
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2902746A1 (de) * | 1978-01-27 | 1979-08-02 | Philips Nv | Halbleiteranordnung und verfahren zu deren herstellung sowie aufnahmevorrichtung und wiedergabevorrichtung mit einer derartigen halbleiteranordnung |
| US4303930A (en) | 1979-07-13 | 1981-12-01 | U.S. Philips Corporation | Semiconductor device for generating an electron beam and method of manufacturing same |
| US4370797A (en) | 1979-07-13 | 1983-02-01 | U.S. Philips Corporation | Method of semiconductor device for generating electron beams |
| EP0241956A1 (en) * | 1986-03-17 | 1987-10-21 | Koninklijke Philips Electronics N.V. | Semiconductor device for generating an electron current |
| EP0249254A1 (en) * | 1986-03-17 | 1987-12-16 | Koninklijke Philips Electronics N.V. | Semiconductor device for generating an electron current |
| JP2518833B2 (ja) | 1987-01-28 | 1996-07-31 | キヤノン株式会社 | 電子放出装置 |
| US7399987B1 (en) | 1998-06-11 | 2008-07-15 | Petr Viscor | Planar electron emitter (PEE) |
| GB2347785A (en) * | 1999-03-06 | 2000-09-13 | Smiths Industries Plc | Electron-emitting devices |
| GB2347785B (en) * | 1999-03-06 | 2003-12-17 | Smiths Industries Plc | Electron-emitting devices |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |