GB518643A - Improvements in or relating to scanning oscillation generators - Google Patents

Improvements in or relating to scanning oscillation generators

Info

Publication number
GB518643A
GB518643A GB25572/38A GB2557238A GB518643A GB 518643 A GB518643 A GB 518643A GB 25572/38 A GB25572/38 A GB 25572/38A GB 2557238 A GB2557238 A GB 2557238A GB 518643 A GB518643 A GB 518643A
Authority
GB
United Kingdom
Prior art keywords
oscillator
correcting signals
valve
circuit
scanning
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
GB25572/38A
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.)
Robert Bosch Fernsehanlagen GmbH
Original Assignee
Fernseh GmbH
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 Fernseh GmbH filed Critical Fernseh GmbH
Publication of GB518643A publication Critical patent/GB518643A/en
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
    • 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

Landscapes

  • Details Of Television Scanning (AREA)
GB25572/38A 1937-09-01 1938-09-01 Improvements in or relating to scanning oscillation generators Expired GB518643A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE518643X 1937-09-01

Publications (1)

Publication Number Publication Date
GB518643A true GB518643A (en) 1940-03-04

Family

ID=6550120

Family Applications (1)

Application Number Title Priority Date Filing Date
GB25572/38A Expired GB518643A (en) 1937-09-01 1938-09-01 Improvements in or relating to scanning oscillation generators

Country Status (4)

Country Link
BE (1) BE429960A (enrdf_load_stackoverflow)
FR (1) FR842884A (enrdf_load_stackoverflow)
GB (1) GB518643A (enrdf_load_stackoverflow)
NL (1) NL89490C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
NL89490C (enrdf_load_stackoverflow)
FR842884A (fr) 1939-06-21
BE429960A (enrdf_load_stackoverflow)

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