NO133246B - - Google Patents
Download PDFInfo
- Publication number
- NO133246B NO133246B NO1241/72A NO124172A NO133246B NO 133246 B NO133246 B NO 133246B NO 1241/72 A NO1241/72 A NO 1241/72A NO 124172 A NO124172 A NO 124172A NO 133246 B NO133246 B NO 133246B
- Authority
- NO
- Norway
- Prior art keywords
- level
- signal
- duration
- input
- pulses
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000001629 suppression Effects 0.000 claims description 10
- 238000005070 sampling Methods 0.000 claims description 8
- 239000003990 capacitor Substances 0.000 description 12
- 230000010354 integration Effects 0.000 description 5
- 230000003321 amplification Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- 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
- H04N5/18—Circuitry for reinsertion of DC and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
- H04N5/185—Circuitry for reinsertion of DC and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit for the black level
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Picture Signal Circuits (AREA)
- Television Receiver Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7112968A FR2133461B1 (OSRAM) | 1971-04-13 | 1971-04-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO133246B true NO133246B (OSRAM) | 1975-12-22 |
| NO133246C NO133246C (OSRAM) | 1976-03-31 |
Family
ID=9075183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO124172A NO133246C (OSRAM) | 1971-04-13 | 1972-04-11 |
Country Status (7)
| Country | Link |
|---|---|
| DE (1) | DE2217938B2 (OSRAM) |
| FR (1) | FR2133461B1 (OSRAM) |
| GB (1) | GB1355615A (OSRAM) |
| IT (1) | IT957619B (OSRAM) |
| NL (1) | NL7204813A (OSRAM) |
| NO (1) | NO133246C (OSRAM) |
| SE (1) | SE368498B (OSRAM) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3607164A1 (de) * | 1986-03-05 | 1987-09-10 | Grundig Emv | Schaltung zur kompensation der durch ein verwischungssignal hervorgerufenen stoerungen in satelliten-fernsehempfaengern |
| FR2670068A1 (fr) * | 1990-11-30 | 1992-06-05 | Philips Electronics Nv | Dispositif d'alignement pour signal en bande de base. |
-
1971
- 1971-04-13 FR FR7112968A patent/FR2133461B1/fr not_active Expired
-
1972
- 1972-04-11 NO NO124172A patent/NO133246C/no unknown
- 1972-04-11 IT IT4952072A patent/IT957619B/it active
- 1972-04-11 NL NL7204813A patent/NL7204813A/xx not_active Application Discontinuation
- 1972-04-11 GB GB1671272A patent/GB1355615A/en not_active Expired
- 1972-04-12 SE SE474272A patent/SE368498B/xx unknown
- 1972-04-13 DE DE19722217938 patent/DE2217938B2/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| DE2217938A1 (de) | 1972-10-19 |
| FR2133461A1 (OSRAM) | 1972-12-01 |
| DE2217938B2 (de) | 1980-07-24 |
| SE368498B (OSRAM) | 1974-07-01 |
| NO133246C (OSRAM) | 1976-03-31 |
| FR2133461B1 (OSRAM) | 1975-04-18 |
| GB1355615A (en) | 1974-06-05 |
| IT957619B (it) | 1973-10-20 |
| NL7204813A (OSRAM) | 1972-10-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2224134A (en) | Transmission of electrical signals having a direct current component | |
| US2244240A (en) | Direct current inserting device | |
| US2792496A (en) | Stabilized direct current setting apparatus | |
| US2561817A (en) | Automatic frequency control circuit | |
| GB449242A (en) | Improvements in apparatus for amplifying electrical variations | |
| JPS6350271A (ja) | テレビジヨン信号クランプ装置 | |
| US3085131A (en) | Transistorized video black clipper | |
| NO133246B (OSRAM) | ||
| GB653788A (en) | Improvements in automatic control systems for television receivers | |
| US4249208A (en) | Gamma correction circuit for a video signal and television camera suitable therefor | |
| US2295346A (en) | Television and like system | |
| US2843662A (en) | Shunt clamper of the feedback type | |
| EP0062949B1 (en) | Television transmitter | |
| US2863943A (en) | Feedback clamping circuit arrangements | |
| US3595993A (en) | Noise-cancelling circuits | |
| US3560648A (en) | Sampled data automatic gain control circuit | |
| US3145263A (en) | Black level stabilization circuit | |
| GB971005A (en) | Chrominance channel control apparatus | |
| US3582545A (en) | Automatic black level video signal clipping and clamping system | |
| US3352969A (en) | Video amplifier in which bandwidth is a function of signal amplitude | |
| US3535444A (en) | Noise immune video circuits | |
| GB782461A (en) | Improvements relating to colour television apparatus | |
| US3578900A (en) | Video amplifier circuit | |
| US2601191A (en) | Television sync separator | |
| US3439115A (en) | Keyed automatic gain control circuit for television receivers |