FR1000244A - Circuit engendrant des oscillations en dents de scie - Google Patents

Circuit engendrant des oscillations en dents de scie

Info

Publication number
FR1000244A
FR1000244A FR1000244DA FR1000244A FR 1000244 A FR1000244 A FR 1000244A FR 1000244D A FR1000244D A FR 1000244DA FR 1000244 A FR1000244 A FR 1000244A
Authority
FR
France
Prior art keywords
circuit generating
generating sawtooth
sawtooth oscillations
oscillations
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
Other languages
English (en)
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.)
EMI Ltd
Electrical and Musical Industries Ltd
Original Assignee
EMI Ltd
Electrical and Musical Industries Ltd
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
Priority claimed from GB3049248A external-priority patent/GB655790A/en
Application filed by EMI Ltd, Electrical and Musical Industries Ltd filed Critical EMI Ltd
Application granted granted Critical
Publication of FR1000244A publication Critical patent/FR1000244A/fr
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
    • H03K4/90—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
    • H03K4/10—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only
    • H03K4/26—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only in which a sawtooth current is produced through an inductor
    • H03K4/28—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only in which a sawtooth current is produced through an inductor using a tube operating as a switching device
    • H03K4/32—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only in which a sawtooth current is produced through an inductor using a tube operating as a switching device combined with means for generating the driving pulses
FR1000244D 1948-11-24 1949-11-22 Circuit engendrant des oscillations en dents de scie Expired FR1000244A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3049248A GB655790A (en) 1948-11-24 1948-11-24 Improvements in or relating to electron discharge tube circuits for generating electrical oscillations of sawtooth waveform
GB2621237X 1949-09-22

Publications (1)

Publication Number Publication Date
FR1000244A true FR1000244A (fr) 1952-02-11

Family

ID=32299796

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1000244D Expired FR1000244A (fr) 1948-11-24 1949-11-22 Circuit engendrant des oscillations en dents de scie

Country Status (4)

Country Link
US (1) US2621237A (fr)
DE (1) DE863537C (fr)
FR (1) FR1000244A (fr)
NL (1) NL86383C (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2712615A (en) * 1952-01-25 1955-07-05 Gen Electric Cathode ray beam deflection circuits
BE527105A (fr) * 1953-03-10
NL189218B (nl) * 1953-07-17 Polaroid Corp Fotografische filmeenheid voor diffusieoverdracht.
US2809326A (en) * 1954-03-30 1957-10-08 Howard D Gulnac Electron beam deflection circuits

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB512519A (en) * 1938-03-02 1939-09-19 Baird Television Ltd Improvements in or relating to magnetic deflecting arrangements for electron discharge devices
US2251851A (en) * 1939-06-16 1941-08-05 Philco Radio & Television Corp Electron-beam deflecting circuit
US2284378A (en) * 1940-05-03 1942-05-26 Gen Electric Deflecting circuit
US2414546A (en) * 1942-01-06 1947-01-21 Westinghouse Electric Corp Television sweep circuits
US2440786A (en) * 1943-06-30 1948-05-04 Rca Corp Cathode-ray beam deflecting circuits
US2466784A (en) * 1945-01-13 1949-04-12 Rca Corp Cathode-ray beam deflecting circuit
NL130803C (fr) * 1946-03-09
US2466537A (en) * 1947-02-28 1949-04-05 Remington Rand Inc Cathode-ray tube sweep circuit
US2510027A (en) * 1947-05-28 1950-05-30 Rca Corp Cathode-ray tube deflection system
US2482737A (en) * 1948-05-14 1949-09-20 Rca Corp Television receiver horizontal deflection
US2492090A (en) * 1948-11-03 1949-12-20 Avco Mfg Corp Automatic frequency control circuit for television deflecting systems
US2574732A (en) * 1949-04-01 1951-11-13 Rca Corp Automatic control for wave forms
BE495848A (fr) * 1949-05-24
US2536839A (en) * 1949-05-24 1951-01-02 Rca Corp Power recovery cathode-ray beam deflection system
US2543305A (en) * 1949-12-16 1951-02-27 Avco Mfg Corp Circuit for suppressing undesired oscillations in television receivers
US2561817A (en) * 1950-02-02 1951-07-24 Avco Mfg Corp Automatic frequency control circuit

Also Published As

Publication number Publication date
US2621237A (en) 1952-12-09
DE863537C (de) 1953-01-19
NL86383C (fr)

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