FR2326031B1 - - Google Patents
Info
- Publication number
- FR2326031B1 FR2326031B1 FR7529608A FR7529608A FR2326031B1 FR 2326031 B1 FR2326031 B1 FR 2326031B1 FR 7529608 A FR7529608 A FR 7529608A FR 7529608 A FR7529608 A FR 7529608A FR 2326031 B1 FR2326031 B1 FR 2326031B1
- Authority
- FR
- France
- 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
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
- H01J1/34—Photo-emissive cathodes
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- 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
- H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
- H01J29/36—Photoelectric screens; Charge-storage screens
- H01J29/38—Photoelectric screens; Charge-storage screens not using charge storage, e.g. photo-emissive screen, extended cathode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2201/00—Electrodes common to discharge tubes
- H01J2201/34—Photoemissive electrodes
- H01J2201/342—Cathodes
- H01J2201/3421—Composition of the emitting surface
- H01J2201/3423—Semiconductors, e.g. GaAs, NEA emitters
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7529608A FR2326031A1 (fr) | 1975-09-26 | 1975-09-26 | Photocathode en couches minces, utilisee en transmission, et tube electronique comportant une telle photocathode |
| DE19762642687 DE2642687A1 (de) | 1975-09-26 | 1976-09-22 | Photokatode |
| JP11376676A JPS5242360A (en) | 1975-09-26 | 1976-09-24 | Thin layer photoelectric cathode for image pickup tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7529608A FR2326031A1 (fr) | 1975-09-26 | 1975-09-26 | Photocathode en couches minces, utilisee en transmission, et tube electronique comportant une telle photocathode |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2326031A1 FR2326031A1 (fr) | 1977-04-22 |
| FR2326031B1 true FR2326031B1 (https=) | 1978-09-22 |
Family
ID=9160512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7529608A Granted FR2326031A1 (fr) | 1975-09-26 | 1975-09-26 | Photocathode en couches minces, utilisee en transmission, et tube electronique comportant une telle photocathode |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5242360A (https=) |
| DE (1) | DE2642687A1 (https=) |
| FR (1) | FR2326031A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3242737A1 (de) * | 1982-11-19 | 1984-05-24 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zum herstellen einer halbleiter-photokathode |
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1975
- 1975-09-26 FR FR7529608A patent/FR2326031A1/fr active Granted
-
1976
- 1976-09-22 DE DE19762642687 patent/DE2642687A1/de active Pending
- 1976-09-24 JP JP11376676A patent/JPS5242360A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5242360A (en) | 1977-04-01 |
| FR2326031A1 (fr) | 1977-04-22 |
| DE2642687A1 (de) | 1977-03-31 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |