NL297801A - - Google Patents
Info
- Publication number
- NL297801A NL297801A NL297801DA NL297801A NL 297801 A NL297801 A NL 297801A NL 297801D A NL297801D A NL 297801DA NL 297801 A NL297801 A NL 297801A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/57—Control of contrast or brightness
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/16—Circuitry for reinsertion of DC and slowly varying components of signal; Circuitry for preservation of black or white level
- H04N5/165—Circuitry for reinsertion of DC and slowly varying components of signal; Circuitry for preservation of black or white level to maintain the black level constant
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/57—Control of contrast or brightness
- H04N5/59—Control of contrast or brightness in dependence upon beam current of cathode ray tube
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 |
|---|---|---|---|
| US22334762A | 1962-09-13 | 1962-09-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL297801A true NL297801A (OSRAM) |
Family
ID=22836118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL297801D NL297801A (OSRAM) | 1962-09-13 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE1294445B (OSRAM) |
| GB (1) | GB1012502A (OSRAM) |
| NL (1) | NL297801A (OSRAM) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE510089A (OSRAM) * | 1951-03-22 | |||
| NL183119B (nl) * | 1952-11-26 | Norda Inc | Werkwijze voor de bereiding van vrijstromende deeltjesvormige, aromastoffen houdende mengsels. | |
| DE967676C (de) * | 1953-01-30 | 1957-12-05 | Telefunken Gmbh | Fernsehempfaenger mit einer Schaltung zur Wiedergewinnung der mittleren Bildhelligkeit |
| GB732505A (en) * | 1953-03-04 | 1955-06-22 | Murphy Radio Ltd | Improvements in television receivers |
| US2873314A (en) * | 1954-01-05 | 1959-02-10 | Rca Corp | Noise immune signal processing circuit |
| DE1803945U (de) * | 1956-07-18 | 1960-01-14 | Standard Elektrik Lorenz Ag | Fernsehempfaenger. |
| DE1123362B (de) * | 1960-11-18 | 1962-02-08 | Fernseh Gmbh | Anordnung zur Schwarzsteuerung in einem Fernsehempfaenger |
-
0
- NL NL297801D patent/NL297801A/xx unknown
-
1963
- 1963-09-03 DE DE1963S0087061 patent/DE1294445B/de active Pending
- 1963-09-03 GB GB3474063A patent/GB1012502A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1012502A (en) | 1965-12-08 |
| DE1294445B (de) | 1969-05-08 |