IT1217297B - Circuito elettronico per la correzione a s della rampa di scansione verticale in un apparecchio televisivo - Google Patents
Circuito elettronico per la correzione a s della rampa di scansione verticale in un apparecchio televisivoInfo
- Publication number
- IT1217297B IT1217297B IT20941/85A IT2094185A IT1217297B IT 1217297 B IT1217297 B IT 1217297B IT 20941/85 A IT20941/85 A IT 20941/85A IT 2094185 A IT2094185 A IT 2094185A IT 1217297 B IT1217297 B IT 1217297B
- Authority
- IT
- Italy
- Prior art keywords
- correction
- electronic circuit
- television equipment
- vertical scan
- scan ramp
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
- H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
- H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
- H04N3/22—Circuits for controlling dimensions, shape or centering of picture on screen
- H04N3/23—Distortion correction, e.g. for pincushion distortion correction, S-correction
- H04N3/233—Distortion correction, e.g. for pincushion distortion correction, S-correction using active elements
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Details Of Television Scanning (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT20941/85A IT1217297B (it) | 1985-05-29 | 1985-05-29 | Circuito elettronico per la correzione a s della rampa di scansione verticale in un apparecchio televisivo |
US06/863,842 US4739228A (en) | 1985-05-29 | 1986-05-16 | Electric circuit for S correction of the vertical scanning ramp in a television apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT20941/85A IT1217297B (it) | 1985-05-29 | 1985-05-29 | Circuito elettronico per la correzione a s della rampa di scansione verticale in un apparecchio televisivo |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8520941A0 IT8520941A0 (it) | 1985-05-29 |
IT1217297B true IT1217297B (it) | 1990-03-22 |
Family
ID=11174379
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT20941/85A IT1217297B (it) | 1985-05-29 | 1985-05-29 | Circuito elettronico per la correzione a s della rampa di scansione verticale in un apparecchio televisivo |
Country Status (2)
Country | Link |
---|---|
US (1) | US4739228A (it) |
IT (1) | IT1217297B (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4835727A (en) * | 1986-10-17 | 1989-05-30 | U.S. Philips Corporation | Field deflection circuit in a picture display device |
JP3182759B2 (ja) * | 1990-09-05 | 2001-07-03 | ソニー株式会社 | パラボラ波発生回路 |
US5317199A (en) * | 1992-05-01 | 1994-05-31 | Analog Devices, Inc. | Ramp generator system |
US5359267A (en) * | 1993-09-03 | 1994-10-25 | Thomson Consumer Electronics, Inc. | Vertical deflection with vertical shrink mode |
FR2738089B1 (fr) * | 1995-08-24 | 1997-10-31 | Sgs Thomson Microelectronics | Dispositif de correction de linearite de rampes d'un signal en dents de scie et generateur d'un tel signal |
US8294495B2 (en) * | 2005-07-01 | 2012-10-23 | Maxim Integrated Products, Inc. | Constant slope ramp circuits for sampled-data circuits |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3354213A (en) * | 1964-09-22 | 1967-11-21 | Armour & Co | Derivatives of fatty acids |
GB1342888A (en) * | 1970-04-22 | 1974-01-03 | Rca Corp | Electron beam deflection circuits |
GB1425829A (en) * | 1972-04-26 | 1976-02-18 | Rca Corp | Vertical deflection circuit |
US4365270A (en) * | 1979-08-23 | 1982-12-21 | Rca Corporation | Dual standard vertical deflection system |
US4533855A (en) * | 1983-12-16 | 1985-08-06 | Rca Corporation | Switched capacitor S-correction circuit |
US4645987A (en) * | 1985-12-12 | 1987-02-24 | Zenith Electronics Corporation | Vertical compensation circuit utilizing variable gain amplifier |
-
1985
- 1985-05-29 IT IT20941/85A patent/IT1217297B/it active
-
1986
- 1986-05-16 US US06/863,842 patent/US4739228A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4739228A (en) | 1988-04-19 |
IT8520941A0 (it) | 1985-05-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970530 |