BR8901529A - Conjunto de circuito - Google Patents

Conjunto de circuito

Info

Publication number
BR8901529A
BR8901529A BR898901529A BR8901529A BR8901529A BR 8901529 A BR8901529 A BR 8901529A BR 898901529 A BR898901529 A BR 898901529A BR 8901529 A BR8901529 A BR 8901529A BR 8901529 A BR8901529 A BR 8901529A
Authority
BR
Brazil
Prior art keywords
circuit set
circuit
Prior art date
Application number
BR898901529A
Other languages
English (en)
Inventor
Malcolm John Kay
Philips Anthony Tracy
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of BR8901529A publication Critical patent/BR8901529A/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/175—Indicating the instants of passage of current or voltage through a given value, e.g. passage through zero

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Electronic Switches (AREA)
  • Control Of Voltage And Current In General (AREA)
  • Power Conversion In General (AREA)
BR898901529A 1988-03-31 1989-03-31 Conjunto de circuito BR8901529A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPI755588 1988-03-31

Publications (1)

Publication Number Publication Date
BR8901529A true BR8901529A (pt) 1989-11-14

Family

ID=3772988

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898901529A BR8901529A (pt) 1988-03-31 1989-03-31 Conjunto de circuito

Country Status (6)

Country Link
US (1) US4959558A (pt)
EP (1) EP0335460B1 (pt)
JP (1) JP2692940B2 (pt)
AU (1) AU602444B2 (pt)
BR (1) BR8901529A (pt)
DE (1) DE68907761T2 (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01265718A (ja) * 1988-04-18 1989-10-23 Toshiba Corp シュミットトリガ回路
AU626060B2 (en) * 1989-04-18 1992-07-23 Alcatel Australia Limited Direct current meter circuit
DE3927888A1 (de) * 1989-08-24 1991-02-28 Philips Patentverwaltung Wechselrichteranordnung
EP0590303B1 (de) * 1992-09-30 1996-11-13 Siemens Aktiengesellschaft Integrierbarer Nullpunktdetektor
US5486867A (en) * 1993-11-30 1996-01-23 Raytheon Company High resolution digital phase detector
DE4445923A1 (de) * 1994-12-22 1996-07-04 Rowenta Werke Gmbh Detektor zur Ermittlung des Verlaufes einer Wechselspannung und zur Erzeugung von Schaltsignalen
US5821642A (en) * 1996-11-04 1998-10-13 Hubbell Incorporated Arc prevention circuit for a mechanical switch
KR100246321B1 (ko) * 1996-12-28 2000-03-15 김영환 트랜지션 디텍터
SE516437C2 (sv) * 2000-06-07 2002-01-15 Abb Ab Förfarande, anordning, apparat och användning, dataprogram med dataprodukt för prediktering av en nollgenomgång hos en växelström
US20080309379A1 (en) * 2007-03-02 2008-12-18 Carroll Sean C Zero crossing circuit
DE102008018811A1 (de) * 2008-04-15 2009-10-22 Wilo Ag Verfahren zur Bestimmung des Nulldurchganges des Motorstromes in einem pulsweitengeregelten Motor
IT1393717B1 (it) * 2009-03-31 2012-05-08 Meta System Spa Dispositivo e metodo per la conversione di corrente continua in corrente alternata
CN101871965B (zh) * 2010-06-11 2012-01-04 威胜集团有限公司 电力正弦信号过零时间、频率、相位差的检测方法
ITUB20161086A1 (it) * 2016-02-26 2017-08-26 Feliziani Alessandro Circuito elettronico, dispositivo utilizzante tale circuito e metodo
US20170336445A1 (en) 2016-05-20 2017-11-23 Sii Semiconductor Corporation Zero-crossing detection circuit and sensor device
CN105807125B (zh) * 2016-05-20 2018-10-30 深圳芯智汇科技有限公司 过零检测电路及包含该电路的开关电源
DE102018009494B4 (de) * 2018-12-04 2025-09-04 Diehl Ako Stiftung & Co. Kg Verfahren und Steuerschaltung zum Ansteuern elnes Thyristors oder Triacs

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3955102A (en) * 1973-11-21 1976-05-04 Digital Equipment Corporation Zero crossing detecting circuit
DE2632424B1 (de) * 1976-07-19 1977-10-20 Stanadyne Inc Kraftstoffeinspritzpumpe
JPS6052380B2 (ja) * 1977-12-20 1985-11-19 日本電気株式会社 両極性電圧検出回路
IT1117586B (it) * 1979-01-23 1986-02-17 Indesit Dispositivo di regolazione della temperatura per apparecchi elettro domestici

Also Published As

Publication number Publication date
US4959558A (en) 1990-09-25
JP2692940B2 (ja) 1997-12-17
AU3161589A (en) 1989-10-05
DE68907761T2 (de) 1994-02-03
AU602444B2 (en) 1990-10-11
EP0335460B1 (en) 1993-07-28
EP0335460A1 (en) 1989-10-04
DE68907761D1 (de) 1993-09-02
JPH01291520A (ja) 1989-11-24

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Legal Events

Date Code Title Description
FF Decision: intention to grant
KD Notifcation of receipt (letter patent)
FG Letter patent granted
TC Change of name
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 31/03/2004