FR806561A - Perfectionnements aux oscillateurs d'exploration pour systèmes de télévision et similaires - Google Patents

Perfectionnements aux oscillateurs d'exploration pour systèmes de télévision et similaires

Info

Publication number
FR806561A
FR806561A FR806561DA FR806561A FR 806561 A FR806561 A FR 806561A FR 806561D A FR806561D A FR 806561DA FR 806561 A FR806561 A FR 806561A
Authority
FR
France
Prior art keywords
television systems
scanning oscillators
oscillators
scanning
television
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.)
Baird Television Ltd
Original Assignee
Baird Television 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
Application filed by Baird Television Ltd filed Critical Baird Television Ltd
Application granted granted Critical
Publication of FR806561A publication Critical patent/FR806561A/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
    • H03K4/10—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
    • H03K4/34—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 using a single tube with positive feedback through a transformer
FR806561D 1935-05-17 1936-05-16 Perfectionnements aux oscillateurs d'exploration pour systèmes de télévision et similaires Expired FR806561A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1410936A GB456640A (en) 1935-05-17 1935-05-17 Improvements in or relating to scanning oscillators for television and like systems

Publications (1)

Publication Number Publication Date
FR806561A true FR806561A (fr) 1936-12-19

Family

ID=10035146

Family Applications (1)

Application Number Title Priority Date Filing Date
FR806561D Expired FR806561A (fr) 1935-05-17 1936-05-16 Perfectionnements aux oscillateurs d'exploration pour systèmes de télévision et similaires

Country Status (3)

Country Link
DE (1) DE729481C (fr)
FR (1) FR806561A (fr)
GB (2) GB456640A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2493044A (en) * 1946-06-22 1950-01-03 Farnsworth Res Corp Deflection wave generator
DE895917C (de) * 1937-10-16 1953-11-09 Fernseh Gmbh Selbstschwingende Kippschaltung zur Erzeugung von Saegezahnstroemen, die ein von der Rechteckform abweichendes Bildraster erzeugen

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE756518C (de) * 1938-01-20 1953-11-09 Telefunken Gmbh Schaltungsanordnung zur Erzeugung saegezahnfoermiger Stroeme
BE488391A (fr) * 1948-04-09

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE895917C (de) * 1937-10-16 1953-11-09 Fernseh Gmbh Selbstschwingende Kippschaltung zur Erzeugung von Saegezahnstroemen, die ein von der Rechteckform abweichendes Bildraster erzeugen
US2493044A (en) * 1946-06-22 1950-01-03 Farnsworth Res Corp Deflection wave generator

Also Published As

Publication number Publication date
GB456666A (en) 1936-11-13
DE729481C (de) 1942-12-17
GB456640A (en) 1936-11-12

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