FI65005C - Signalprocessor foer ett omkopplat vertikalavboejningssystem - Google Patents
Signalprocessor foer ett omkopplat vertikalavboejningssystem Download PDFInfo
- Publication number
- FI65005C FI65005C FI770787A FI770787A FI65005C FI 65005 C FI65005 C FI 65005C FI 770787 A FI770787 A FI 770787A FI 770787 A FI770787 A FI 770787A FI 65005 C FI65005 C FI 65005C
- Authority
- FI
- Finland
- Prior art keywords
- horizontal
- vertical
- signals
- transistor
- horizontal frequency
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K4/00—Generating pulses having essentially a finite slope or stepped portions
- H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
- H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
- H03K4/83—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices with more than two PN junctions or with more than three electrodes or more than one electrode connected to the same conductivity region
- H03K4/835—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices with more than two PN junctions or with more than three electrodes or more than one electrode connected to the same conductivity region using pulse-modulation techniques for the generation of the sawtooth wave, e.g. class D, switched mode
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Details Of Television Scanning (AREA)
Claims (5)
1. Signalbehandlare för ett omkopplat vertikalavböjnings- system, vilken signalbehandlare innefattar en källa (48, 56) för horisontaltaktenergi (80), ett kapacitansorgan (50), ett omkopp-lingsorgan (46, 53) som kopplar nämnda källa (48, 56) för horisontaltaktenergi till kapacitansorganet (50), en vertikalavböjnings-lindning (51) som är kopplad till nämnda kapacitansorgan (50), en källa (10) för vertikaltaktsignaler (11), en horisontaltaktgenera-tor (59) som alstrar horisontaltaktsignaler (76), och modulerings-organ (12-45) som är kopplade till horisontaltaktgeneratorn (59), till kallan (10) för vertikalsignaler och till omkopplingsorganet (46, 53) för alstring av omkopplingssignaler (82, 83) i en horison-taltakt modulerade av nämnda vertikaltaktsignaler (11) för styrning av omkopplingsorganet (46, 53) pä sä sätt att kapacitansorganet (50) uppladdas med minskande mängder av horistontaltaktenergi under en första del (Tq - ) av varje vertikalsvepintervall och med ökande mängder av horisontaltaktenergi under en andra del (T^ - T2) av vertikalsvepintervallet, varvid urladdningen av kapacitansorganet (50) ger upphov till en sägtandavsökningsström i vertikalavböjnings-lindningen (51), kännetecknad därav, att horisontaltaktgeneratorn (59) inkluderar ett organ (72-75) för att alstra nämnda horisontaltaktsignaler (76) innefattande en olinjär rampdel för variera läget hos horisontaltaktomkopplingssignalerna och däri-genom förstärkningen hos vertikalavböjningssystemet under svepin-tervallet.
2. Signalbehandlare enligt patentkravet 1, kännetecknad därav, att horisontaltaktgeneratorn (59) innefattar ett omkopplingsorgan (61-67) som ger upphov till nämnda horisontaltaktsignaler (76) under varje horisontalsvepätergängsintervall.
3. Signalbehandlare enligt patentkravet 2, k ä n n e - t e c k n a d därav, att horisontaltaktgeneratorn (59) inkluderar ett första uppladdningsorgan (68, 69) som är kopplade till omkopplingsorganet (61-67) för alstring av rampdelen hos horisontaltakt-signalerna (76).
4. Signalbehandlare enligt patentkravet 3, kännetecknad därav, att horisontaltaktgeneratorn inkluderar ett
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB11271/76A GB1574726A (en) | 1976-03-19 | 1976-03-19 | Side pincushion distortion correction circuit |
| GB1127176 | 1976-03-19 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI770787A FI770787A (sv) | 1977-09-20 |
| FI65005B FI65005B (fi) | 1983-10-31 |
| FI65005C true FI65005C (fi) | 1984-02-10 |
Family
ID=9983147
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI770787A FI65005C (fi) | 1976-03-19 | 1977-03-11 | Signalprocessor foer ett omkopplat vertikalavboejningssystem |
| FI770785A FI63143C (fi) | 1976-03-19 | 1977-03-11 | Kuddsiddistorsionkorrigeringskrets |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI770785A FI63143C (fi) | 1976-03-19 | 1977-03-11 | Kuddsiddistorsionkorrigeringskrets |
Country Status (18)
| Country | Link |
|---|---|
| US (2) | US4081722A (sv) |
| JP (2) | JPS52119014A (sv) |
| AU (2) | AU516112B2 (sv) |
| BE (2) | BE852659A (sv) |
| CA (2) | CA1087301A (sv) |
| DE (2) | DE2711914C3 (sv) |
| DK (1) | DK147459C (sv) |
| ES (2) | ES456982A1 (sv) |
| FI (2) | FI65005C (sv) |
| FR (2) | FR2345026A1 (sv) |
| GB (1) | GB1574726A (sv) |
| IT (2) | IT1076401B (sv) |
| MX (1) | MX3650E (sv) |
| NL (1) | NL7702986A (sv) |
| NZ (2) | NZ183635A (sv) |
| PL (2) | PL112927B1 (sv) |
| SE (2) | SE416101B (sv) |
| ZA (1) | ZA771494B (sv) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI781059A (fi) * | 1977-04-14 | 1978-10-15 | Rca Corp | Krets foer korrigering av rasterdistorsion |
| GB1600367A (en) * | 1977-07-25 | 1981-10-14 | Rca Corp | Pincushion correction circuit |
| US4179642A (en) * | 1977-09-02 | 1979-12-18 | Rca Corporation | Raster correction circuit with low dissipation resistive damping |
| US4132927A (en) * | 1977-10-11 | 1979-01-02 | Rca Corporation | Gating signal generator for switched pincushion correction circuit |
| US4220898A (en) * | 1977-11-25 | 1980-09-02 | Rca Corporation | Raster distortion correction circuit |
| JPS54133822A (en) * | 1978-04-07 | 1979-10-17 | Sony Corp | Correction circuit for pincushion distortion |
| US4190791A (en) * | 1978-11-02 | 1980-02-26 | Rca Corporation | Switching regulator for television deflection circuit with improved ultor voltage regulation |
| DE2850731C2 (de) * | 1978-11-23 | 1982-04-01 | Blaupunkt-Werke Gmbh, 3200 Hildesheim | Vertikalablenkschaltung für Fernsehempfangsgeräte |
| US4335333A (en) * | 1980-01-29 | 1982-06-15 | Hewlett-Packard Company | Raster scan color display system and method having improved pin cushion non-linearity correction |
| US4496882A (en) * | 1982-12-03 | 1985-01-29 | Motorola, Inc. | Inductorless pincushion correction circuit |
| US4668897A (en) * | 1984-04-04 | 1987-05-26 | Rca Corporation | North-south pincushion corrected deflection circuit |
| JPS60251777A (ja) * | 1984-05-29 | 1985-12-12 | Sony Corp | 垂直偏向信号の振幅検出回路 |
| GB2160080B (en) * | 1984-06-05 | 1988-01-20 | Motorola Inc | Timebase circuit |
| US4686430A (en) * | 1985-12-05 | 1987-08-11 | Rca Corporation | Drive circuit for pincushion corrector |
| FR2738976A1 (fr) * | 1995-09-20 | 1997-03-21 | Philips Electronics Nv | Circuit de balayage horizontal de television muni d'une capacite de s commutee par un thyristor |
| AU2002309528A1 (en) | 2001-04-02 | 2002-10-15 | Therasense, Inc. | Blood glucose tracking apparatus and methods |
| US11184961B2 (en) * | 2019-06-27 | 2021-11-23 | ERP Power, LLC | Dedicated bias supply for radio communications in light drivers |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3452244A (en) * | 1968-04-15 | 1969-06-24 | Rca Corp | Electron beam deflection and high voltage generation circuit |
| US3939380A (en) * | 1974-02-21 | 1976-02-17 | Rca Corporation | Class D amplifier |
| US3962602A (en) * | 1974-09-27 | 1976-06-08 | Rca Corporation | Side pincushion correction system |
| GB1528981A (en) * | 1975-02-20 | 1978-10-18 | Rca Corp | Deflection system such as for television receivers including a switched mode vertical(field)reflection circuit |
-
1976
- 1976-03-19 GB GB11271/76A patent/GB1574726A/en not_active Expired
-
1977
- 1977-02-07 US US05/766,562 patent/US4081722A/en not_active Expired - Lifetime
- 1977-02-07 US US05/766,561 patent/US4101814A/en not_active Expired - Lifetime
- 1977-03-07 CA CA273,284A patent/CA1087301A/en not_active Expired
- 1977-03-09 CA CA273,583A patent/CA1078506A/en not_active Expired
- 1977-03-10 SE SE7702708A patent/SE416101B/sv not_active IP Right Cessation
- 1977-03-10 AU AU23120/77A patent/AU516112B2/en not_active Expired
- 1977-03-10 AU AU23118/77A patent/AU506172B2/en not_active Expired
- 1977-03-10 SE SE7702709A patent/SE417662B/sv not_active IP Right Cessation
- 1977-03-11 ZA ZA00771494A patent/ZA771494B/xx unknown
- 1977-03-11 FI FI770787A patent/FI65005C/fi not_active IP Right Cessation
- 1977-03-11 FI FI770785A patent/FI63143C/fi not_active IP Right Cessation
- 1977-03-14 IT IT2121177A patent/IT1076401B/it active
- 1977-03-14 JP JP2854977A patent/JPS52119014A/ja active Granted
- 1977-03-15 IT IT21263/77A patent/IT1076626B/it active
- 1977-03-16 JP JP2973977A patent/JPS52115110A/ja active Granted
- 1977-03-17 NZ NZ183635A patent/NZ183635A/xx unknown
- 1977-03-17 NZ NZ183636A patent/NZ183636A/xx unknown
- 1977-03-18 ES ES456982A patent/ES456982A1/es not_active Expired
- 1977-03-18 ES ES456980A patent/ES456980A1/es not_active Expired
- 1977-03-18 DK DK119677A patent/DK147459C/da not_active IP Right Cessation
- 1977-03-18 BE BE175941A patent/BE852659A/xx not_active IP Right Cessation
- 1977-03-18 PL PL1977196759A patent/PL112927B1/pl unknown
- 1977-03-18 NL NL7702986A patent/NL7702986A/xx not_active Application Discontinuation
- 1977-03-18 DE DE2711914A patent/DE2711914C3/de not_active Expired
- 1977-03-18 FR FR7708223A patent/FR2345026A1/fr active Granted
- 1977-03-18 MX MX77100459U patent/MX3650E/es unknown
- 1977-03-18 BE BE175942A patent/BE852660A/xx not_active IP Right Cessation
- 1977-03-18 FR FR7708224A patent/FR2345024A1/fr active Granted
- 1977-03-18 DE DE2712042A patent/DE2712042C3/de not_active Expired
- 1977-03-19 PL PL1977196773A patent/PL112670B1/pl unknown
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed | ||
| MM | Patent lapsed |
Owner name: RCA LICENSING CORPORATION |