FR2471700A1 - Circuit pour engendrer une tension variant en dent de scie - Google Patents

Circuit pour engendrer une tension variant en dent de scie Download PDF

Info

Publication number
FR2471700A1
FR2471700A1 FR8025452A FR8025452A FR2471700A1 FR 2471700 A1 FR2471700 A1 FR 2471700A1 FR 8025452 A FR8025452 A FR 8025452A FR 8025452 A FR8025452 A FR 8025452A FR 2471700 A1 FR2471700 A1 FR 2471700A1
Authority
FR
France
Prior art keywords
voltage
stage
transistor
synchronization
sawtooth
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
FR8025452A
Other languages
English (en)
French (fr)
Other versions
FR2471700B1 (enExample
Inventor
Dieter Kunze
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 FR2471700A1 publication Critical patent/FR2471700A1/fr
Application granted granted Critical
Publication of FR2471700B1 publication Critical patent/FR2471700B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H03K4/90—Linearisation of ramp; Synchronisation of pulses
    • 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
    • H03K4/48—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices
    • H03K4/50—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth voltage is produced across a capacitor

Landscapes

  • Dc-Dc Converters (AREA)
  • Details Of Television Scanning (AREA)
  • Amplifiers (AREA)
FR8025452A 1979-12-06 1980-12-01 Circuit pour engendrer une tension variant en dent de scie Granted FR2471700A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2949066A DE2949066C2 (de) 1979-12-06 1979-12-06 Schaltungsanordnung zum Erzeugen einer Sägezahnspannung

Publications (2)

Publication Number Publication Date
FR2471700A1 true FR2471700A1 (fr) 1981-06-19
FR2471700B1 FR2471700B1 (enExample) 1985-04-05

Family

ID=6087733

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8025452A Granted FR2471700A1 (fr) 1979-12-06 1980-12-01 Circuit pour engendrer une tension variant en dent de scie

Country Status (5)

Country Link
US (1) US4393314A (enExample)
JP (1) JPS56103531A (enExample)
DE (1) DE2949066C2 (enExample)
FR (1) FR2471700A1 (enExample)
GB (1) GB2064909B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8301714A (nl) * 1983-05-13 1984-12-03 Philips Nv Driehoekgenerator.
FI87030C (fi) * 1989-03-29 1992-11-10 Nokia Mobira Oy Analog pulsformare

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1079107B (de) * 1958-10-23 1960-04-07 Fernseh Gmbh Verfahren zur Synchronisierung zweier Impulsfolgen
FR2208261A1 (enExample) * 1972-11-24 1974-06-21 Philips Nv

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1277908B (de) * 1966-11-19 1968-09-19 Boelkow Gmbh Schaltungsanordnung zur Erzeugung einer Saegezahnspannung
US3577012A (en) * 1968-10-03 1971-05-04 Allen Bradley Co Circuit for controlling frequency with voltage
DE2511642C3 (de) * 1975-03-17 1980-09-11 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zur Amplitudenregelung eines Sägezahngenerators
NL169811C (nl) * 1975-10-03 1982-08-16 Philips Nv Beeldregelsynchronisatieschakeling, alsmede televisieontvanger daarvan voorzien.
DE2633923C3 (de) * 1976-07-28 1979-08-30 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren zum Betrieb eines selbstgetakteten Schaltreglers und Vorrichtungen zur Durchführung des Verfahrens
US4225825A (en) * 1978-09-25 1980-09-30 Beckman Instruments, Inc. Precision self-adjusting slope circuit

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1079107B (de) * 1958-10-23 1960-04-07 Fernseh Gmbh Verfahren zur Synchronisierung zweier Impulsfolgen
FR2208261A1 (enExample) * 1972-11-24 1974-06-21 Philips Nv

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
EXBK/74 *
EXBK/76 *

Also Published As

Publication number Publication date
DE2949066A1 (de) 1981-06-11
GB2064909A (en) 1981-06-17
GB2064909B (en) 1983-09-01
JPS56103531A (en) 1981-08-18
US4393314A (en) 1983-07-12
FR2471700B1 (enExample) 1985-04-05
DE2949066C2 (de) 1986-03-27

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Date Code Title Description
ST Notification of lapse