FR618960A - Dispositif pour la transmission électrique des images - Google Patents
Dispositif pour la transmission électrique des imagesInfo
- Publication number
- FR618960A FR618960A FR618960DA FR618960A FR 618960 A FR618960 A FR 618960A FR 618960D A FR618960D A FR 618960DA FR 618960 A FR618960 A FR 618960A
- Authority
- FR
- France
- Prior art keywords
- images
- electrical transmission
- electrical
- transmission
- 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
- H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
- H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
- H04N3/12—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by switched stationary formation of lamps, photocells or light relays
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/38—Cold-cathode tubes
- H01J17/48—Cold-cathode tubes with more than one cathode or anode, e.g. sequence-discharge tube, counting tube, dekatron
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
- H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/007—Sequential discharge tubes
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEC36920D DE450454C (de) | 1925-07-08 | 1925-07-08 | Verfahren zur elektrischen Bilduebertragung |
GB784930A GB356760A (en) | 1930-03-11 | 1930-03-11 | Improvements in the electrical reception and transmission of pictures |
DE374015X | 1930-03-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR618960A true FR618960A (fr) | 1927-03-24 |
Family
ID=31891692
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR618960D Expired FR618960A (fr) | 1925-07-08 | 1926-07-02 | Dispositif pour la transmission électrique des images |
FR38530D Active FR38530E (fr) | 1925-07-08 | 1930-02-18 | Dispositif pour la transmission électrique des images |
FR39751D Expired FR39751E (fr) | 1925-07-08 | 1931-02-12 | Dispositif pour la transmission électrique des images |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR38530D Active FR38530E (fr) | 1925-07-08 | 1930-02-18 | Dispositif pour la transmission électrique des images |
FR39751D Expired FR39751E (fr) | 1925-07-08 | 1931-02-12 | Dispositif pour la transmission électrique des images |
Country Status (5)
Country | Link |
---|---|
US (2) | US1670757A (fr) |
DE (1) | DE450454C (fr) |
FR (3) | FR618960A (fr) |
GB (2) | GB277761A (fr) |
NL (1) | NL19841C (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2454652A (en) * | 1943-06-26 | 1948-11-23 | Rca Corp | Cathode-ray storage tube |
US2618762A (en) * | 1945-04-12 | 1952-11-18 | Rca Corp | Target and circuit for storage tubes |
US2457175A (en) * | 1946-12-19 | 1948-12-28 | Fed Telecomm Lab Inc | Projection cathode-ray tube |
US3040625A (en) * | 1958-09-12 | 1962-06-26 | Westinghouse Electric Corp | Beam scanning apparatus |
FR1281982A (fr) * | 1960-11-23 | 1962-01-19 | Csf | Modulateur à déflexion pour tubes à rayons cathodiques |
US3299308A (en) * | 1963-07-19 | 1967-01-17 | Temescal Metallurgical Corp | Electron beam traverse of narrow aperture in barrier separating regions of differentpressure |
US3407017A (en) * | 1964-06-29 | 1968-10-22 | Ibm | Element for optical logic |
US3644017A (en) * | 1968-12-02 | 1972-02-22 | Baird Atomic Inc | Electro-optic light modulator with area selection |
HU191427B (en) * | 1984-07-16 | 1987-02-27 | Budapesti Mueszaki Egyetem,Hu | Piezooptical effect reduced electrooptical light modulator |
US4620230A (en) * | 1984-09-24 | 1986-10-28 | The Boeing Company | Display system |
-
0
- NL NL19841D patent/NL19841C/xx active
-
1925
- 1925-07-08 DE DEC36920D patent/DE450454C/de not_active Expired
-
1926
- 1926-06-26 GB GB16098/26A patent/GB277761A/en not_active Expired
- 1926-06-28 US US119089A patent/US1670757A/en not_active Expired - Lifetime
- 1926-07-02 FR FR618960D patent/FR618960A/fr not_active Expired
-
1930
- 1930-02-18 FR FR38530D patent/FR38530E/fr active Active
-
1931
- 1931-02-12 FR FR39751D patent/FR39751E/fr not_active Expired
- 1931-02-25 GB GB5947/31A patent/GB374015A/en not_active Expired
- 1931-03-07 US US520829A patent/US2072658A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US2072658A (en) | 1937-03-02 |
GB374015A (en) | 1932-05-25 |
FR38530E (fr) | |
FR39751E (fr) | 1932-03-18 |
NL19841C (fr) | |
DE450454C (de) | 1927-10-15 |
GB277761A (en) | 1927-09-26 |
US1670757A (en) | 1928-05-22 |
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