FR1013140A - Pulse width modulation device - Google Patents

Pulse width modulation device

Info

Publication number
FR1013140A
FR1013140A FR1013140DA FR1013140A FR 1013140 A FR1013140 A FR 1013140A FR 1013140D A FR1013140D A FR 1013140DA FR 1013140 A FR1013140 A FR 1013140A
Authority
FR
France
Prior art keywords
pulse width
width modulation
modulation device
pulse
width
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
Other languages
French (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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston 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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR1013140A publication Critical patent/FR1013140A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
FR1013140D 1949-02-26 1950-02-22 Pulse width modulation device Expired FR1013140A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78608A US2492736A (en) 1949-02-26 1949-02-26 Pulse length modulation system

Publications (1)

Publication Number Publication Date
FR1013140A true FR1013140A (en) 1952-07-23

Family

ID=22145131

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1013140D Expired FR1013140A (en) 1949-02-26 1950-02-22 Pulse width modulation device

Country Status (2)

Country Link
US (1) US2492736A (en)
FR (1) FR1013140A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2735939A (en) * 1956-02-21 Voltage-controlled ring oscillators
US2726331A (en) * 1950-08-14 1955-12-06 Boeing Co Triangular-wave generators
US2797317A (en) * 1952-04-02 1957-06-25 Gen Electric Wave generation circuits
US2748272A (en) * 1952-06-27 1956-05-29 Hewlett Packard Co Frequency generator
US2771553A (en) * 1952-11-03 1956-11-20 Itt Multiplex demodulator
US2894127A (en) * 1954-10-26 1959-07-07 Collins Radio Co Pulse decoding means
US2904682A (en) * 1955-08-22 1959-09-15 Lockheed Aircraft Corp Frequency ratio detector
US2982923A (en) * 1958-01-06 1961-05-02 Jersey Prod Res Co System of seismic recording
US3139534A (en) * 1960-06-17 1964-06-30 Honeywell Regulator Co Pulse characterizing apparatus using saturable core means to effect pulse delay and shaping
US3048714A (en) * 1960-06-24 1962-08-07 Itt Variable pulse width generating system
US3290617A (en) * 1962-07-09 1966-12-06 Northern Electric Co Frequency modulated relaxation oscillator
JPS5329981B2 (en) * 1971-10-29 1978-08-24

Also Published As

Publication number Publication date
US2492736A (en) 1949-12-27

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