ES443175A1 - Un dispositivo para la conversion modulada de anchura de im-pulso. - Google Patents

Un dispositivo para la conversion modulada de anchura de im-pulso.

Info

Publication number
ES443175A1
ES443175A1 ES443175A ES443175A ES443175A1 ES 443175 A1 ES443175 A1 ES 443175A1 ES 443175 A ES443175 A ES 443175A ES 443175 A ES443175 A ES 443175A ES 443175 A1 ES443175 A1 ES 443175A1
Authority
ES
Spain
Prior art keywords
voltage
input voltage
sawtooth
generator
circuit
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.)
Expired
Application number
ES443175A
Other languages
English (en)
Spanish (es)
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES443175A1 publication Critical patent/ES443175A1/es
Expired 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
    • H03K4/48—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
    • H03K4/501—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 the starting point of the flyback period being determined by the amplitude of the voltage across the capacitor, e.g. by a comparator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/08—Duration or width modulation ; Duty cycle modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
  • Ac-Ac Conversion (AREA)
ES443175A 1974-12-03 1975-12-03 Un dispositivo para la conversion modulada de anchura de im-pulso. Expired ES443175A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7415728A NL7415728A (nl) 1974-12-03 1974-12-03 Verbetering van een pulsbreedte-gemoduleerde omzetinrichting en lineaire zaagtandgenerator.

Publications (1)

Publication Number Publication Date
ES443175A1 true ES443175A1 (es) 1977-04-16

Family

ID=19822582

Family Applications (1)

Application Number Title Priority Date Filing Date
ES443175A Expired ES443175A1 (es) 1974-12-03 1975-12-03 Un dispositivo para la conversion modulada de anchura de im-pulso.

Country Status (6)

Country Link
BE (1) BE836206R (xx)
CH (1) CH607444A5 (xx)
DE (1) DE2553868A1 (xx)
ES (1) ES443175A1 (xx)
FR (1) FR2293824A1 (xx)
NL (1) NL7415728A (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3228780C2 (de) * 1982-08-02 1984-10-11 Hermann Dipl.-Ing. 8000 München Zierhut Schaltnetzgerät

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1179761A (en) * 1967-01-20 1970-01-28 Westinghouse Brake & Signal Improvements relating to Regulating Circuits
US3474325A (en) * 1967-04-21 1969-10-21 Technipower Inc Control circuitry for switching-type power supply
FR2186772B1 (xx) * 1972-03-28 1980-04-18 Electricite De France
FR2225879B1 (xx) * 1973-04-11 1976-09-10 Labo Cent Telecommunicat

Also Published As

Publication number Publication date
FR2293824B1 (xx) 1983-12-30
NL7415728A (nl) 1976-06-08
BE836206R (nl) 1976-06-03
DE2553868A1 (de) 1976-06-10
FR2293824A1 (fr) 1976-07-02
CH607444A5 (xx) 1978-12-15

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970701