NL257302A - - Google Patents
Info
- Publication number
- NL257302A NL257302A NL257302A NL257302A NL257302A NL 257302 A NL257302 A NL 257302A NL 257302 A NL257302 A NL 257302A NL 257302 A NL257302 A NL 257302A NL 257302 A NL257302 A NL 257302A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/749—Circuitry for compensating brightness variation in the scene by influencing the pick-up tube voltages
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Picture Signal Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF29924A DE1170453B (de) | 1959-11-25 | 1959-11-25 | Schaltungsanordnung zur annaehernden Konstanthaltung des von einer Bildaufnahme-roehre vom Vidikontyp erzeugten verstaerkten Videosignals bei wechselnder Beleuchtung der Photoschicht |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL257302A true NL257302A (xx) | 1964-04-10 |
Family
ID=7093519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL257302A NL257302A (xx) | 1959-11-25 | 1960-10-26 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3102924A (xx) |
| DE (1) | DE1170453B (xx) |
| GB (1) | GB889855A (xx) |
| NL (1) | NL257302A (xx) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3173096A (en) * | 1962-05-02 | 1965-03-09 | Beckman Instruments Inc | Clamping circuits for limiting the output of an amplifier |
| US3206547A (en) * | 1962-11-19 | 1965-09-14 | Motorola Inc | Automatic control system |
| US3227895A (en) * | 1963-04-02 | 1966-01-04 | Gen Precision Inc | Signal differential comparator amplifier |
| FR1384848A (fr) * | 1963-11-29 | 1965-01-08 | Compteurs Comp D | Dispositif de réglage automatique du niveau de sortie d'une caméra de télévision |
| US3368033A (en) * | 1964-04-03 | 1968-02-06 | Rca Corp | Video signal processing system |
| US3376423A (en) * | 1965-03-15 | 1968-04-02 | Rca Corp | Light responsive circuit which prevents photosensitive device saturation |
| US3558809A (en) * | 1967-08-01 | 1971-01-26 | Sony Corp | Automatic dark current control system for pickup tubes employing a light inhibiting strip mounted on the pickup tube face plate |
| US3578908A (en) * | 1968-12-05 | 1971-05-18 | Cohu Electronics Inc | Automatic peak video control system |
| US3600511A (en) * | 1969-07-03 | 1971-08-17 | Rca Corp | Apparatus for controlling the operating potential of a vidicon |
| DE2107554B1 (de) * | 1971-02-17 | 1972-06-08 | Fernseh Gmbh | Verfahren und Schaltungsanordnung zur Verstärkung von Fernsehsignalen |
| US4045813A (en) * | 1975-07-10 | 1977-08-30 | General Aquadyne, Inc. | Method of operating video cameras and lights underwater |
| US4306251A (en) * | 1979-01-26 | 1981-12-15 | North American Philips Corporation | Dynamic beam current control |
| NL8802082A (nl) * | 1988-08-23 | 1990-03-16 | Copyguard Enterprises | Videocamera met automatische sterkteregeling. |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE535502A (xx) * | 1954-02-09 | |||
| US2833957A (en) * | 1956-12-17 | 1958-05-06 | Isaac S Blonder | Radiation receiver sensitivity control |
| US2911562A (en) * | 1957-09-20 | 1959-11-03 | Thompson Ramo Wooldridge Inc | Television camera circuits |
-
1959
- 1959-11-25 DE DEF29924A patent/DE1170453B/de active Pending
-
1960
- 1960-10-26 NL NL257302A patent/NL257302A/xx unknown
- 1960-11-16 US US69607A patent/US3102924A/en not_active Expired - Lifetime
- 1960-11-25 GB GB40575/60A patent/GB889855A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3102924A (en) | 1963-09-03 |
| GB889855A (en) | 1962-02-21 |
| DE1170453B (de) | 1964-05-21 |