JPS53128930A - Periodic parabolic signal generator - Google Patents
Periodic parabolic signal generatorInfo
- Publication number
- JPS53128930A JPS53128930A JP4182578A JP4182578A JPS53128930A JP S53128930 A JPS53128930 A JP S53128930A JP 4182578 A JP4182578 A JP 4182578A JP 4182578 A JP4182578 A JP 4182578A JP S53128930 A JPS53128930 A JP S53128930A
- Authority
- JP
- Japan
- Prior art keywords
- signal generator
- parabolic signal
- periodic parabolic
- periodic
- generator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K6/00—Manipulating pulses having a finite slope and not covered by one of the other main groups of this subclass
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K4/00—Generating pulses having essentially a finite slope or stepped portions
- H03K4/04—Generating pulses having essentially a finite slope or stepped portions having parabolic shape
-
- 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)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7704062A NL7704062A (nl) | 1977-04-14 | 1977-04-14 | Schakeling voor het opwekken van een periodiek paraboolvormig signaal. |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS53128930A true JPS53128930A (en) | 1978-11-10 |
Family
ID=19828348
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4182578A Pending JPS53128930A (en) | 1977-04-14 | 1978-04-11 | Periodic parabolic signal generator |
Country Status (8)
Country | Link |
---|---|
US (1) | US4216392A (ja) |
JP (1) | JPS53128930A (ja) |
AU (1) | AU3497678A (ja) |
DE (1) | DE2815028C2 (ja) |
ES (1) | ES468715A1 (ja) |
FR (1) | FR2387552A1 (ja) |
IT (1) | IT1108601B (ja) |
NL (1) | NL7704062A (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54127217A (en) * | 1978-03-27 | 1979-10-03 | Sony Corp | Load driver circuit |
FI63845C (fi) * | 1981-10-14 | 1983-08-10 | Salora Oy | Saett att bilda en av horisontal- och vertikalavlaenkningen ho ett bildroer beroende varierande fokuseringsspaenning sa mtoppling foer genomfoerande av saettet |
US4459614A (en) * | 1981-12-24 | 1984-07-10 | Ampex Corporation | Rotation-free electrical focussing circuit for television image tubes |
AU574060B2 (en) * | 1983-02-02 | 1988-06-30 | N.V. Philips Gloeilampenfabrieken | Field deflection circuit with multiplier |
GB2160080B (en) * | 1984-06-05 | 1988-01-20 | Motorola Inc | Timebase circuit |
US4849652A (en) * | 1986-12-01 | 1989-07-18 | U.S. Philips Corporation | Circuit for producing a periodic, essentially parabolic signal |
US4733140A (en) * | 1987-01-06 | 1988-03-22 | Zenith Electronics Corporation | Side pincushion correction circuit with automatic picture tracking |
JPH03188709A (ja) * | 1989-12-19 | 1991-08-16 | Hitachi Ltd | のこぎり波発生回路 |
US5034664A (en) * | 1990-04-27 | 1991-07-23 | Thomson Consumer Electronics, Inc. | Parabola generators with auxiliary reset function |
TW319939B (ja) * | 1993-12-13 | 1997-11-11 | Thomson Consumer Electronics | |
US6014049A (en) * | 1995-04-28 | 2000-01-11 | Delco Electronics Corp. | Reduced RFI power pulse modulator |
EP0846392A1 (en) * | 1996-06-26 | 1998-06-10 | Koninklijke Philips Electronics N.V. | Generating a focusing voltage |
US7102302B2 (en) * | 2002-04-19 | 2006-09-05 | Thomson Licensing | Waveform generator for controlling an electron beam in a cathode ray tube |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3181079A (en) * | 1959-12-18 | 1965-04-27 | Philips Corp | Series energized transistorised amplifier having a high input resistance |
US3258609A (en) * | 1962-09-06 | 1966-06-28 | Circuit for converting a sinusoidal voltage to a voltage having a non- sinusoidal cyclic wavefokm | |
US3394266A (en) * | 1964-10-27 | 1968-07-23 | Rca Corp | Direct current electrical neuron circuit |
DE1956140A1 (de) * | 1969-11-07 | 1971-05-13 | Licentia Gmbh | Schaltung zur Ost-West-Korrektur von Kissenverzeichnungen in Fernsehempfaengern |
BE758414A (fr) * | 1969-11-04 | 1971-05-03 | Philips Nv | Circuit de commande destine a un cicuit de deviation d'un dispositif dereproduction d'images |
US3684896A (en) * | 1970-08-26 | 1972-08-15 | Meridian Industries Inc | Flasher circuit with short protection |
DE2130542A1 (de) * | 1971-06-19 | 1972-12-21 | Licentia Gmbh | Schaltung zur Speisung einer Ablenkspule fuer eine Kathoden-strahlroehre,insbesondere fuer die Vertikalablenkung,mit vier eine Brueckenschaltung bildenden Endstufentransistoren |
US3740611A (en) * | 1971-07-28 | 1973-06-19 | Motorola Inc | Vertical deflection waveform generator |
DE2400824A1 (de) * | 1974-01-09 | 1975-07-17 | Licentia Gmbh | Vertikalablenk-verstaerker mit gegenkopplung in fernsehempfaengern mit zwischenzeilenverfahren |
DE2558554A1 (de) * | 1975-12-24 | 1977-06-30 | Philips Patentverwaltung | Schaltungsanordnung zum erzeugen eines parabelfoermigen signals aus einer saegezahnfoermigen steuergroesse |
-
1977
- 1977-04-14 NL NL7704062A patent/NL7704062A/xx not_active Application Discontinuation
-
1978
- 1978-04-03 US US05/892,788 patent/US4216392A/en not_active Expired - Lifetime
- 1978-04-07 DE DE2815028A patent/DE2815028C2/de not_active Expired
- 1978-04-11 AU AU34976/78A patent/AU3497678A/en active Pending
- 1978-04-11 IT IT67805/78A patent/IT1108601B/it active
- 1978-04-11 JP JP4182578A patent/JPS53128930A/ja active Pending
- 1978-04-12 FR FR7810776A patent/FR2387552A1/fr not_active Withdrawn
- 1978-04-12 ES ES468715A patent/ES468715A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL7704062A (nl) | 1978-10-17 |
FR2387552A1 (fr) | 1978-11-10 |
DE2815028A1 (de) | 1978-10-19 |
IT1108601B (it) | 1985-12-09 |
US4216392A (en) | 1980-08-05 |
IT7867805A0 (it) | 1978-04-11 |
AU3497678A (en) | 1979-10-18 |
ES468715A1 (es) | 1978-12-16 |
DE2815028C2 (de) | 1982-03-04 |
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