FR2321220A1 - Generateur pour la production d'un signal en dents de scie et d'un signal de forme parabolique - Google Patents

Generateur pour la production d'un signal en dents de scie et d'un signal de forme parabolique

Info

Publication number
FR2321220A1
FR2321220A1 FR7624086A FR7624086A FR2321220A1 FR 2321220 A1 FR2321220 A1 FR 2321220A1 FR 7624086 A FR7624086 A FR 7624086A FR 7624086 A FR7624086 A FR 7624086A FR 2321220 A1 FR2321220 A1 FR 2321220A1
Authority
FR
France
Prior art keywords
signal
sawtoth
parabolic
generator
production
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.)
Granted
Application number
FR7624086A
Other languages
English (en)
Other versions
FR2321220B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2321220A1 publication Critical patent/FR2321220A1/fr
Application granted granted Critical
Publication of FR2321220B1 publication Critical patent/FR2321220B1/fr
Granted legal-status Critical Current

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
    • H03K4/04—Generating pulses having essentially a finite slope or stepped portions having parabolic shape
FR7624086A 1975-08-11 1976-08-06 Generateur pour la production d'un signal en dents de scie et d'un signal de forme parabolique Granted FR2321220A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7509525A NL7509525A (nl) 1975-08-11 1975-08-11 Generator voor het opwekken van een zaagtand- vormig en een paraboolvormig signaal.

Publications (2)

Publication Number Publication Date
FR2321220A1 true FR2321220A1 (fr) 1977-03-11
FR2321220B1 FR2321220B1 (fr) 1982-11-12

Family

ID=19824277

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7624086A Granted FR2321220A1 (fr) 1975-08-11 1976-08-06 Generateur pour la production d'un signal en dents de scie et d'un signal de forme parabolique

Country Status (6)

Country Link
US (1) US4064406A (fr)
JP (1) JPS5222421A (fr)
DE (1) DE2635700C2 (fr)
FR (1) FR2321220A1 (fr)
GB (1) GB1553871A (fr)
NL (1) NL7509525A (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4132927A (en) * 1977-10-11 1979-01-02 Rca Corporation Gating signal generator for switched pincushion correction circuit
US4190896A (en) * 1978-09-05 1980-02-26 Bell Telephone Laboratories, Incorporated Circuits having substantially parabolic output versus linear input characteristics
US4313062A (en) * 1979-11-19 1982-01-26 Rca Corporation Bidirectional deflector driver for video disc
US4449059A (en) * 1981-07-13 1984-05-15 Tektronix, Inc. Triangle waveform generator having a loop delay compensation network
NL8104947A (nl) * 1981-11-02 1983-06-01 Philips Nv Televisie lijnafbuigschakeling.
JPS5871265U (ja) * 1981-11-09 1983-05-14 ソニー株式会社 リニアリテイ補正回路
DE3645377B4 (de) * 1985-09-30 2006-04-13 General Electric Co. Parabelspannungsgenerator
US4675580A (en) * 1985-09-30 1987-06-23 Rca Corporation Parabolic voltage generating circuit
US4835727A (en) * 1986-10-17 1989-05-30 U.S. Philips Corporation Field deflection circuit in a picture display device
US4849652A (en) * 1986-12-01 1989-07-18 U.S. Philips Corporation Circuit for producing a periodic, essentially parabolic signal
JPH06133324A (ja) * 1992-10-21 1994-05-13 Matsushita Electric Ind Co Ltd コンバーゼンス補正装置
GB9405799D0 (en) * 1994-03-24 1994-05-11 Thomson Consumer Electronics Shaped parabolic correction waveform for curved face plate display tube
US5648703A (en) * 1994-12-08 1997-07-15 Thomson Consumer Electronics, Inc. Deflection correction signal timing
US5528112A (en) * 1994-12-08 1996-06-18 Thomson Consumer Electronics, Inc. Deflection correction signal generator
GB2306239B (en) * 1995-10-13 1999-11-17 Northern Telecom Ltd An integrator
IT1298231B1 (it) * 1998-02-11 1999-12-20 Sgs Thomson Microelectronics Circuito di generazione di un segnale trapezoidale con fronti d'onda controllati, particolarmente per un convertitore per ricevitore
US6580232B2 (en) * 2001-04-10 2003-06-17 Thomson Licensing S.A. Dynamic focus voltage amplitude controller

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2048014A1 (fr) * 1969-06-03 1971-03-19 Iwatsu Electric Co Ltd
US3715487A (en) * 1971-10-29 1973-02-06 Gen Electric Parabola generator moving error corrector
US3852674A (en) * 1973-08-24 1974-12-03 Philips Broadcast Equip Parabola and sawtooth generator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2715487A (en) * 1953-04-13 1955-08-16 George L Christensen Cartridge holder
US3725726A (en) * 1970-12-21 1973-04-03 United Aircraft Corp Crt geometry correction with zero offset
US3986127A (en) * 1975-05-27 1976-10-12 The United States Of America As Represented By The Secretary Of The Air Force Integrated feedback active filter/integrator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2048014A1 (fr) * 1969-06-03 1971-03-19 Iwatsu Electric Co Ltd
US3715487A (en) * 1971-10-29 1973-02-06 Gen Electric Parabola generator moving error corrector
US3852674A (en) * 1973-08-24 1974-12-03 Philips Broadcast Equip Parabola and sawtooth generator

Also Published As

Publication number Publication date
JPS5755266B2 (fr) 1982-11-22
DE2635700C2 (de) 1983-03-24
NL7509525A (nl) 1977-02-15
JPS5222421A (en) 1977-02-19
US4064406A (en) 1977-12-20
GB1553871A (en) 1979-10-10
FR2321220B1 (fr) 1982-11-12
DE2635700A1 (de) 1977-02-24

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Legal Events

Date Code Title Description
ST Notification of lapse