CA1025051A - Device for generating variable voltage - Google Patents

Device for generating variable voltage

Info

Publication number
CA1025051A
CA1025051A CA183,819A CA183819A CA1025051A CA 1025051 A CA1025051 A CA 1025051A CA 183819 A CA183819 A CA 183819A CA 1025051 A CA1025051 A CA 1025051A
Authority
CA
Canada
Prior art keywords
variable voltage
generating variable
generating
voltage
variable
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
CA183,819A
Other languages
English (en)
French (fr)
Other versions
CA183819S (en
Inventor
Shunji Minami
Shunzo Oka
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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
Priority claimed from JP10541772A external-priority patent/JPS5237825B2/ja
Priority claimed from JP12161272U external-priority patent/JPS5413558Y2/ja
Priority claimed from JP12160872U external-priority patent/JPS5249713Y2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of CA1025051A publication Critical patent/CA1025051A/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
    • H03K4/48—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices
    • H03K4/50—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth voltage is produced across a capacitor
    • H03K4/501—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth voltage is produced across a capacitor the starting point of the flyback period being determined by the amplitude of the voltage across the capacitor, e.g. by a comparator

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Electronic Switches (AREA)
CA183,819A 1972-10-20 1973-10-19 Device for generating variable voltage Expired CA1025051A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP10541772A JPS5237825B2 (de) 1972-10-20 1972-10-20
JP12161272U JPS5413558Y2 (de) 1972-10-20 1972-10-20
JP12160872U JPS5249713Y2 (de) 1972-10-20 1972-10-20

Publications (1)

Publication Number Publication Date
CA1025051A true CA1025051A (en) 1978-01-24

Family

ID=27310475

Family Applications (1)

Application Number Title Priority Date Filing Date
CA183,819A Expired CA1025051A (en) 1972-10-20 1973-10-19 Device for generating variable voltage

Country Status (3)

Country Link
US (1) US3919668A (de)
CA (1) CA1025051A (de)
DE (1) DE2352109C3 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5388942A (en) * 1977-01-17 1978-08-04 Matsushita Electric Ind Co Ltd Control device of direct current voltage
KR100282432B1 (ko) * 1998-08-31 2001-02-15 김영환 티디디비(ｔｄｄｂ) 테스트 패턴 및 그를 이용한 모스캐패시터유전체막의 ｔｄｄｂ테스트방법

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3373295A (en) * 1965-04-27 1968-03-12 Aerojet General Co Memory element
US3582220A (en) * 1968-02-21 1971-06-01 Asahi Optical Co Ltd Light contrast meter for measuring the difference between maximum light intensity and immediately incident light intensity or other intensity
US3571620A (en) * 1968-10-03 1971-03-23 Motorola Inc Charging circuit for establishing a dc voltage level
US3647940A (en) * 1970-12-01 1972-03-07 Leopold A Harwood Control system
NL7100211A (de) * 1971-01-08 1972-07-11
US3742261A (en) * 1971-10-06 1973-06-26 Teledyne Inc Solid state vacuum tube replacement
US3721832A (en) * 1972-03-29 1973-03-20 Gen Electric Time delay after de-energization circuit

Also Published As

Publication number Publication date
DE2352109A1 (de) 1974-05-09
US3919668A (en) 1975-11-11
DE2352109B2 (de) 1975-02-20
DE2352109C3 (de) 1979-03-08

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