AU3877489A - Signal conditioning device - Google Patents

Signal conditioning device

Info

Publication number
AU3877489A
AU3877489A AU38774/89A AU3877489A AU3877489A AU 3877489 A AU3877489 A AU 3877489A AU 38774/89 A AU38774/89 A AU 38774/89A AU 3877489 A AU3877489 A AU 3877489A AU 3877489 A AU3877489 A AU 3877489A
Authority
AU
Australia
Prior art keywords
signal conditioning
conditioning device
signal
conditioning
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.)
Abandoned
Application number
AU38774/89A
Inventor
Vivian Jude Amourgam
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU3877489A publication Critical patent/AU3877489A/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • H03K17/78—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
    • H03K17/795—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar transistors
    • H03K17/7955—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar transistors using phototransistors
    • 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
    • H03K17/30—Modifications for providing a predetermined threshold before switching
    • H03K17/305—Modifications for providing a predetermined threshold before switching in thyristor switches
AU38774/89A 1988-07-08 1989-07-06 Signal conditioning device Abandoned AU3877489A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8816367 1988-07-08
GB8816367A GB2220533A (en) 1988-07-08 1988-07-08 Signal conditioning device

Publications (1)

Publication Number Publication Date
AU3877489A true AU3877489A (en) 1990-02-05

Family

ID=10640169

Family Applications (1)

Application Number Title Priority Date Filing Date
AU38774/89A Abandoned AU3877489A (en) 1988-07-08 1989-07-06 Signal conditioning device

Country Status (4)

Country Link
EP (1) EP0452321A1 (en)
AU (1) AU3877489A (en)
GB (1) GB2220533A (en)
WO (1) WO1990000835A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2252685A (en) * 1991-02-08 1992-08-12 Richard Dean Ledger Power supply circuit for indicator
GB9103786D0 (en) * 1991-02-22 1991-04-10 Energy Saving Services Energy saving unit

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3524986A (en) * 1967-02-06 1970-08-18 Gen Electric Semiconductor light gating of light activated semiconductor power control circuits
US4052624A (en) * 1976-04-07 1977-10-04 General Electric Company Ramp and pedestal control circuit
US4653084A (en) * 1984-07-20 1987-03-24 Om Ahuja Remote actuated switch

Also Published As

Publication number Publication date
WO1990000835A1 (en) 1990-01-25
GB8816367D0 (en) 1988-08-10
EP0452321A1 (en) 1991-10-23
GB2220533A (en) 1990-01-10

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