FR959300A - - Google Patents
Info
- Publication number
- FR959300A FR959300A FR959300DA FR959300A FR 959300 A FR959300 A FR 959300A FR 959300D A FR959300D A FR 959300DA FR 959300 A FR959300 A FR 959300A
- 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
- 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
- H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
- H04N1/10—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using flat picture-bearing surfaces
- H04N1/1004—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using flat picture-bearing surfaces using two-dimensional electrical scanning, e.g. cathode-ray tubes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K4/00—Generating pulses having essentially a finite slope or stepped portions
- H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
- H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
- H03K4/88—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements electrochemical cells or galvano-magnetic or photo-electric elements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Transforming Electric Information Into Light Information (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR2495790X | 1940-12-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR959300A true FR959300A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html) | 1950-03-28 |
Family
ID=9685814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR959300D Expired FR959300A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html) | 1940-12-19 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2495790A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html) |
| FR (1) | FR959300A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL102042C (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html) * | 1950-04-05 | |||
| US2839149A (en) * | 1950-05-19 | 1958-06-17 | Phillips Petroleum Co | Method of and apparatus for multiplying and integrating variables |
| US2843447A (en) * | 1951-11-01 | 1958-07-15 | Bell Telephone Labor Inc | Probability oscillograph |
| US2870369A (en) * | 1955-02-28 | 1959-01-20 | Sylvania Electric Prod | Cathode ray tube counting device |
| US2820173A (en) * | 1955-08-03 | 1958-01-14 | Raabe Herbert Paul | Spectrum analyzer |
| US3108248A (en) * | 1958-12-29 | 1963-10-22 | Jersey Prod Res Co | Method for analyzing geophysical records |
| US4510525A (en) * | 1982-03-23 | 1985-04-09 | The United States Of America As Represented By The Secretary Of The Air Force | Stereoscopic video imagery generation |
| IL78541A (en) * | 1986-04-18 | 1989-09-28 | Rotlex Optics Ltd | Method and apparatus for encryption of optical images |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE682582C (de) * | 1930-07-16 | 1939-10-18 | August Karolus Dr | Einrichtung zur Erzeugung der Ablenkspannungen fuer Fernseh-Kathodenstrahlroehren |
| GB435567A (en) * | 1934-03-24 | 1935-09-24 | Marconi Wireless Telegraph Co | Improvements in or relating to picture and like telegraph systems |
| US2214077A (en) * | 1936-02-10 | 1940-09-10 | Farnsworth Television & Radio | Scanning current generator |
| US2144337A (en) * | 1936-02-28 | 1939-01-17 | Rca Corp | Electrical device |
| US2261848A (en) * | 1936-04-01 | 1941-11-04 | Markia Corp | Television |
| FR819883A (fr) * | 1936-07-04 | 1937-10-28 | Perfectionnements aux appareils de télévision notamment à leurs systèmes de balayage | |
| US2168049A (en) * | 1936-12-24 | 1939-08-01 | Bell Telephone Labor Inc | Electro-optical system |
| US2168047A (en) * | 1936-12-24 | 1939-08-01 | Bell Telephone Labor Inc | Electro-optical system |
| GB524443A (en) * | 1938-01-17 | 1940-08-07 | Georges Valensi | Improvements in or relating to television systems |
| US2164176A (en) * | 1938-03-12 | 1939-06-27 | Du Mont Allen B Lab Inc | Method and system for television communication |
| GB530776A (en) * | 1939-03-06 | 1940-12-20 | Scophony Ltd | Improvements in or relating to the secret transmission of television and like signals |
| US2243600A (en) * | 1939-07-06 | 1941-05-27 | Jr George D Hulst | Method and apparatus for generating harmonics |
| US2241027A (en) * | 1939-11-30 | 1941-05-06 | Rca Corp | Electronic musical instrument |
-
0
- FR FR959300D patent/FR959300A/fr not_active Expired
-
1941
- 1941-03-01 US US381226A patent/US2495790A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2495790A (en) | 1950-01-31 |