NZ205953A - Automatic black level control - Google Patents
Automatic black level controlInfo
- Publication number
- NZ205953A NZ205953A NZ205953A NZ20595383A NZ205953A NZ 205953 A NZ205953 A NZ 205953A NZ 205953 A NZ205953 A NZ 205953A NZ 20595383 A NZ20595383 A NZ 20595383A NZ 205953 A NZ205953 A NZ 205953A
- Authority
- NZ
- New Zealand
- Prior art keywords
- signal
- voltage
- input
- amplifier
- derived
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 claims description 60
- 238000005070 sampling Methods 0.000 claims description 50
- 230000008859 change Effects 0.000 claims description 45
- 230000008878 coupling Effects 0.000 claims description 21
- 238000010168 coupling process Methods 0.000 claims description 21
- 238000005859 coupling reaction Methods 0.000 claims description 21
- 230000004044 response Effects 0.000 claims description 20
- 241001125671 Eretmochelys imbricata Species 0.000 claims 1
- 230000007423 decrease Effects 0.000 description 10
- 230000000737 periodic effect Effects 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000036039 immunity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 230000003679 aging effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000001934 delay Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002277 temperature effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000003534 oscillatory effect Effects 0.000 description 1
- 230000003094 perturbing effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- HJHVQCXHVMGZNC-JCJNLNMISA-M sodium;(2z)-2-[(3r,4s,5s,8s,9s,10s,11r,13r,14s,16s)-16-acetyloxy-3,11-dihydroxy-4,8,10,14-tetramethyl-2,3,4,5,6,7,9,11,12,13,15,16-dodecahydro-1h-cyclopenta[a]phenanthren-17-ylidene]-6-methylhept-5-enoate Chemical compound [Na+].O[C@@H]([C@@H]12)C[C@H]3\C(=C(/CCC=C(C)C)C([O-])=O)[C@@H](OC(C)=O)C[C@]3(C)[C@@]2(C)CC[C@@H]2[C@]1(C)CC[C@@H](O)[C@H]2C HJHVQCXHVMGZNC-JCJNLNMISA-M 0.000 description 1
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
- H04N23/80—Camera processing pipelines; Components thereof
- H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
- H04N23/87—Camera processing pipelines; Components thereof for processing colour signals for reinsertion of DC or slowly varying components of colour signals
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Picture Signal Circuits (AREA)
- Processing Of Color Television Signals (AREA)
- Closed-Circuit Television Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Peptides Or Proteins (AREA)
- Optical Communication System (AREA)
- Endoscopes (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/434,329 US4484227A (en) | 1982-10-14 | 1982-10-14 | Automatic kinescope bias control system compensated for sense point impedance variations |
| US06/434,314 US4484228A (en) | 1982-10-14 | 1982-10-14 | Signal processing network for an automatic kinescope bias control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NZ205953A true NZ205953A (en) | 1987-03-31 |
Family
ID=27030137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NZ205953A NZ205953A (en) | 1982-10-14 | 1983-10-13 | Automatic black level control |
Country Status (14)
| Country | Link |
|---|---|
| KR (1) | KR910009426B1 (sv) |
| AT (1) | AT387484B (sv) |
| AU (1) | AU564933B2 (sv) |
| DE (1) | DE3337298C2 (sv) |
| DK (1) | DK163779C (sv) |
| ES (1) | ES8406826A1 (sv) |
| FI (1) | FI76232C (sv) |
| FR (1) | FR2534763B1 (sv) |
| GB (1) | GB2128444B (sv) |
| HK (1) | HK18287A (sv) |
| IT (1) | IT1167580B (sv) |
| NZ (1) | NZ205953A (sv) |
| PT (1) | PT77461B (sv) |
| SE (1) | SE453242B (sv) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8524196D0 (en) * | 1985-10-01 | 1985-11-06 | Rca Corp | Hold circuit |
| US5278476A (en) * | 1991-11-13 | 1994-01-11 | U.S. Philips Corporation | Display device including a black level setting circuit |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4207592A (en) * | 1978-10-13 | 1980-06-10 | Rca Corporation | Automatic kinescope bias control circuit |
| US4263622A (en) * | 1979-01-30 | 1981-04-21 | Rca Corporation | Automatic kinescope biasing system |
| US4331982A (en) * | 1980-09-25 | 1982-05-25 | Rca Corporation | Sample and hold circuit particularly for small signals |
| US4484226A (en) * | 1982-10-14 | 1984-11-20 | Rca Corporation | Automatic kinescope bias control system compensated for kinescope electron gun conduction dissimilarities |
-
1983
- 1983-10-06 PT PT77461A patent/PT77461B/pt not_active IP Right Cessation
- 1983-10-07 ES ES526334A patent/ES8406826A1/es not_active Expired
- 1983-10-07 FI FI833653A patent/FI76232C/sv not_active IP Right Cessation
- 1983-10-07 AU AU19982/83A patent/AU564933B2/en not_active Ceased
- 1983-10-07 SE SE8305540A patent/SE453242B/sv not_active IP Right Cessation
- 1983-10-11 IT IT23251/83A patent/IT1167580B/it active
- 1983-10-12 KR KR1019830004815A patent/KR910009426B1/ko not_active IP Right Cessation
- 1983-10-13 FR FR838316306A patent/FR2534763B1/fr not_active Expired
- 1983-10-13 NZ NZ205953A patent/NZ205953A/en unknown
- 1983-10-13 DE DE3337298A patent/DE3337298C2/de not_active Expired
- 1983-10-13 GB GB08327413A patent/GB2128444B/en not_active Expired
- 1983-10-13 DK DK474083A patent/DK163779C/da active
- 1983-10-14 AT AT0367383A patent/AT387484B/de active
-
1987
- 1987-02-26 HK HK182/87A patent/HK18287A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| ES526334A0 (es) | 1984-08-01 |
| SE8305540L (sv) | 1984-04-15 |
| IT8323251A1 (it) | 1985-04-11 |
| PT77461A (en) | 1983-11-01 |
| FR2534763B1 (fr) | 1989-10-13 |
| GB8327413D0 (en) | 1983-11-16 |
| DE3337298C2 (de) | 1985-04-18 |
| GB2128444B (en) | 1986-09-17 |
| HK18287A (en) | 1987-03-06 |
| FR2534763A1 (fr) | 1984-04-20 |
| KR840006583A (ko) | 1984-11-30 |
| ATA367383A (de) | 1988-06-15 |
| SE453242B (sv) | 1988-01-18 |
| AT387484B (de) | 1989-01-25 |
| KR910009426B1 (ko) | 1991-11-15 |
| FI833653A (fi) | 1984-04-15 |
| IT1167580B (it) | 1987-05-13 |
| AU1998283A (en) | 1984-04-19 |
| DK163779C (da) | 1992-08-31 |
| SE8305540D0 (sv) | 1983-10-07 |
| DE3337298A1 (de) | 1984-04-19 |
| DK474083A (da) | 1984-04-15 |
| IT8323251A0 (it) | 1983-10-11 |
| AU564933B2 (en) | 1987-09-03 |
| DK163779B (da) | 1992-03-30 |
| FI833653A0 (fi) | 1983-10-07 |
| PT77461B (en) | 1986-03-18 |
| DE3337298C3 (sv) | 1990-01-04 |
| ES8406826A1 (es) | 1984-08-01 |
| GB2128444A (en) | 1984-04-26 |
| FI76232C (sv) | 1988-09-09 |
| FI76232B (fi) | 1988-05-31 |
| DK474083D0 (da) | 1983-10-13 |
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