FR1174394A - Perfectionnements aux systèmes photoélectriques de transmission d'images - Google Patents
Perfectionnements aux systèmes photoélectriques de transmission d'imagesInfo
- Publication number
- FR1174394A FR1174394A FR1174394DA FR1174394A FR 1174394 A FR1174394 A FR 1174394A FR 1174394D A FR1174394D A FR 1174394DA FR 1174394 A FR1174394 A FR 1174394A
- Authority
- FR
- France
- Prior art keywords
- image transmission
- transmission systems
- photoelectric image
- photoelectric
- systems
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/40—Picture signal circuits
- H04N1/40056—Circuits for driving or energising particular reading heads or original illumination means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
- H01J43/04—Electron multipliers
- H01J43/30—Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US423318A US2828424A (en) | 1954-04-15 | 1954-04-15 | Photoelectric method and apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1174394A true FR1174394A (fr) | 1959-03-10 |
Family
ID=23678447
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1174394D Expired FR1174394A (fr) | 1954-04-15 | 1957-04-30 | Perfectionnements aux systèmes photoélectriques de transmission d'images |
Country Status (5)
Country | Link |
---|---|
US (1) | US2828424A (fr) |
BE (1) | BE557171A (fr) |
CH (1) | CH354488A (fr) |
FR (1) | FR1174394A (fr) |
GB (1) | GB794201A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2951941A (en) * | 1957-01-07 | 1960-09-06 | Jersey Prod Res Co | Method and apparatus for pulsing a scintillation detector |
US3050696A (en) * | 1959-02-10 | 1962-08-21 | Litton Systems Inc | Photo-transducer signal compressor |
US3222980A (en) * | 1964-12-21 | 1965-12-14 | Henry P Kalmus | Device for accurately measuring small amounts of radiant energy |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2172324A (en) * | 1936-01-24 | 1939-09-05 | Firm Fernseh Ag | Modulation circuit using a multigrid photoelectric cell |
FR847309A (fr) * | 1937-12-10 | 1939-10-06 | ||
GB545123A (en) * | 1940-08-07 | 1942-05-12 | Francois Joseph Gerard Van Den | Improvements in or relating to electron multiplier apparatus |
US2577164A (en) * | 1945-03-20 | 1951-12-04 | Rca Corp | Electronic device |
GB630888A (en) * | 1946-12-10 | 1949-10-24 | Sydney Jones | Improvements in and relating to electron multipliers and circuits therefor |
US2617948A (en) * | 1948-11-18 | 1952-11-11 | Heinz E Kallmann | Electron multiplying device |
US2758217A (en) * | 1951-05-17 | 1956-08-07 | Perforating Guns Atlas Corp | Automatic scintillation counter |
-
0
- BE BE557171D patent/BE557171A/xx unknown
-
1954
- 1954-04-15 US US423318A patent/US2828424A/en not_active Expired - Lifetime
-
1955
- 1955-04-15 GB GB10985/55A patent/GB794201A/en not_active Expired
-
1957
- 1957-04-30 FR FR1174394D patent/FR1174394A/fr not_active Expired
- 1957-05-28 CH CH354488D patent/CH354488A/de unknown
Also Published As
Publication number | Publication date |
---|---|
GB794201A (en) | 1958-04-30 |
CH354488A (de) | 1961-05-31 |
BE557171A (fr) | |
US2828424A (en) | 1958-03-25 |
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