GB402629A - Improvements in or relating to television systems - Google Patents

Improvements in or relating to television systems

Info

Publication number
GB402629A
GB402629A GB5967/33A GB596733A GB402629A GB 402629 A GB402629 A GB 402629A GB 5967/33 A GB5967/33 A GB 5967/33A GB 596733 A GB596733 A GB 596733A GB 402629 A GB402629 A GB 402629A
Authority
GB
United Kingdom
Prior art keywords
current
valve
grid
circuit
saw
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
GB5967/33A
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi Co 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 Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Publication of GB402629A publication Critical patent/GB402629A/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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/12—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising
    • H04N5/123—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising whereby the synchronisation signal directly commands a frequency generator

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)
GB5967/33A 1932-02-27 1933-02-27 Improvements in or relating to television systems Expired GB402629A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US595484A US2101520A (en) 1932-02-27 1932-02-27 Oscillator for use with kinescope deflecting circuits

Publications (1)

Publication Number Publication Date
GB402629A true GB402629A (en) 1933-12-07

Family

ID=24383424

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5967/33A Expired GB402629A (en) 1932-02-27 1933-02-27 Improvements in or relating to television systems

Country Status (4)

Country Link
US (1) US2101520A (enrdf_load_stackoverflow)
BE (1) BE394636A (enrdf_load_stackoverflow)
FR (1) FR750607A (enrdf_load_stackoverflow)
GB (1) GB402629A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE893663C (de) * 1938-12-09 1953-10-19 Telefunken Gmbh Schaltungsanordnung zur Phasenverschiebung von Impulsen, insbesondere fuer Fernsehzwecke

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2563487A (en) * 1951-08-07 Television receiver synchronizing
BE445079A (enrdf_load_stackoverflow) * 1941-04-03
US2453711A (en) * 1942-07-30 1948-11-16 Sperry Corp Cathode-ray tube control circuit
US2474219A (en) * 1942-09-14 1949-06-28 Standard Telephones Cables Ltd Pulse generating system
US2423304A (en) * 1944-02-15 1947-07-01 Gen Electric Pulse producing system
US2508926A (en) * 1947-08-28 1950-05-23 Rca Corp Cathode-ray beam deflection circuit
US2599798A (en) * 1950-01-13 1952-06-10 Avco Mfg Corp Linearity control circuit for television receivers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE893663C (de) * 1938-12-09 1953-10-19 Telefunken Gmbh Schaltungsanordnung zur Phasenverschiebung von Impulsen, insbesondere fuer Fernsehzwecke

Also Published As

Publication number Publication date
FR750607A (fr) 1933-08-14
BE394636A (enrdf_load_stackoverflow)
US2101520A (en) 1937-12-07

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