GB552688A - Improvements in or relating to circuits for the conversion of sawtooth voltages into sawtooth currents - Google Patents

Improvements in or relating to circuits for the conversion of sawtooth voltages into sawtooth currents

Info

Publication number
GB552688A
GB552688A GB14067/41A GB1406741A GB552688A GB 552688 A GB552688 A GB 552688A GB 14067/41 A GB14067/41 A GB 14067/41A GB 1406741 A GB1406741 A GB 1406741A GB 552688 A GB552688 A GB 552688A
Authority
GB
United Kingdom
Prior art keywords
sawtooth
circuits
relating
conversion
currents
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
GB14067/41A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB552688A publication Critical patent/GB552688A/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
    • H03K4/39—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 an amplifier

Landscapes

  • Electrophonic Musical Instruments (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Details Of Television Scanning (AREA)

Abstract

552,688. Sawtooth amplifying circuits. PHILIPS LAMPS, Ltd. (Naamlooze Vennootschap Philips' Gloeilampenfabrieken). Oct. 31, 1941, No. 14067. Drawings to Specification. [Class 40 (v)] The subject-matter of this Specification is identical with that described in Specification 600,694, [Class XL (c)]
GB14067/41A 1940-07-13 1941-10-31 Improvements in or relating to circuits for the conversion of sawtooth voltages into sawtooth currents Expired GB552688A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL600694X 1940-07-13

Publications (1)

Publication Number Publication Date
GB552688A true GB552688A (en) 1943-04-20

Family

ID=19787783

Family Applications (2)

Application Number Title Priority Date Filing Date
GB14067/41A Expired GB552688A (en) 1940-07-13 1941-10-31 Improvements in or relating to circuits for the conversion of sawtooth voltages into sawtooth currents
GB29548/45A Expired GB600694A (en) 1940-07-13 1945-11-06 Improvements in or relating to circuits for the conversion of saw-tooth voltages into saw-tooth currents

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB29548/45A Expired GB600694A (en) 1940-07-13 1945-11-06 Improvements in or relating to circuits for the conversion of saw-tooth voltages into saw-tooth currents

Country Status (3)

Country Link
DE (1) DE897133C (en)
FR (1) FR875996A (en)
GB (2) GB552688A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2489374A (en) * 1946-05-10 1949-11-29 Hartford Nat Bank & Trust Co Circuit arrangement for producing a saw-tooth current in inductance coils

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2489374A (en) * 1946-05-10 1949-11-29 Hartford Nat Bank & Trust Co Circuit arrangement for producing a saw-tooth current in inductance coils

Also Published As

Publication number Publication date
FR875996A (en) 1942-10-09
GB600694A (en) 1948-04-15
DE897133C (en) 1953-11-19

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