FR2020402A1 - - Google Patents

Info

Publication number
FR2020402A1
FR2020402A1 FR6934618A FR6934618A FR2020402A1 FR 2020402 A1 FR2020402 A1 FR 2020402A1 FR 6934618 A FR6934618 A FR 6934618A FR 6934618 A FR6934618 A FR 6934618A FR 2020402 A1 FR2020402 A1 FR 2020402A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6934618A
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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 RCA Corp, Radio Corporation of America filed Critical RCA Corp
Publication of FR2020402A1 publication Critical patent/FR2020402A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
    • H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
    • H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M5/25—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
    • H02M5/257—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
    • H02M5/2573—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with control circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/13—Modifications for switching at zero crossing
    • H03K17/136—Modifications for switching at zero crossing in thyristor switches
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/72—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Power Conversion In General (AREA)
  • Control Of Electrical Variables (AREA)
  • Control Of Ac Motors In General (AREA)
FR6934618A 1968-10-11 1969-10-09 Withdrawn FR2020402A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US76677768A 1968-10-11 1968-10-11

Publications (1)

Publication Number Publication Date
FR2020402A1 true FR2020402A1 (fr) 1970-07-10

Family

ID=25077504

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6934618A Withdrawn FR2020402A1 (fr) 1968-10-11 1969-10-09

Country Status (9)

Country Link
US (1) US3590275A (fr)
JP (1) JPS4732383B1 (fr)
BE (1) BE740146A (fr)
CH (1) CH514960A (fr)
DE (1) DE1951296B2 (fr)
ES (1) ES372210A1 (fr)
FR (1) FR2020402A1 (fr)
GB (1) GB1238126A (fr)
NL (1) NL6915384A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2122022A5 (fr) * 1971-01-15 1972-08-25 Ferodo Sa
US3723769A (en) * 1971-11-01 1973-03-27 Int Rectifier Corp Solid state relay circuit with optical isolation and zero-cross firing
US5166549A (en) * 1991-08-07 1992-11-24 General Electric Company Zero-voltage crossing detector for soft-switching devices
CN103365335A (zh) * 2012-03-27 2013-10-23 鸿富锦精密工业(武汉)有限公司 信号处理电路
CN103701089A (zh) * 2013-12-31 2014-04-02 昌辉汽车转向系统（黄山）有限公司 一种硬件过载或短路保护电路及dc电源供电电路

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3329857A (en) * 1964-04-20 1967-07-04 James S Shreve Sampling type oscilloscope system
US3381226A (en) * 1965-05-18 1968-04-30 Gen Electric Zero crossing synchronous switching circuits for power semiconductors

Also Published As

Publication number Publication date
US3590275A (en) 1971-06-29
DE1951296B2 (de) 1977-08-11
ES372210A1 (es) 1971-10-16
NL6915384A (fr) 1970-04-14
CH514960A (de) 1971-10-31
DE1951296A1 (de) 1970-10-22
JPS4732383B1 (fr) 1972-08-18
GB1238126A (fr) 1971-07-07
BE740146A (fr) 1970-03-16

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Legal Events

Date Code Title Description
ST Notification of lapse