DE69505274D1 - Fensterkomparator mit echter hysterese - Google Patents

Fensterkomparator mit echter hysterese

Info

Publication number
DE69505274D1
DE69505274D1 DE69505274T DE69505274T DE69505274D1 DE 69505274 D1 DE69505274 D1 DE 69505274D1 DE 69505274 T DE69505274 T DE 69505274T DE 69505274 T DE69505274 T DE 69505274T DE 69505274 D1 DE69505274 D1 DE 69505274D1
Authority
DE
Germany
Prior art keywords
window comparator
hysteresis
real
real hysteresis
comparator
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 - Lifetime
Application number
DE69505274T
Other languages
English (en)
Other versions
DE69505274T2 (de
Inventor
William Beacham
Erik Lillestolen
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Application granted granted Critical
Publication of DE69505274D1 publication Critical patent/DE69505274D1/de
Publication of DE69505274T2 publication Critical patent/DE69505274T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/16—Indicators for switching condition, e.g. "on" or "off"
    • H01H9/167—Circuits for remote indication
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
    • G01R31/3277—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/18—Modifications for indicating state of switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/0015—Means for testing or for inspecting contacts, e.g. wear indicator

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electronic Switches (AREA)
  • Manipulation Of Pulses (AREA)
  • Logic Circuits (AREA)
DE69505274T 1994-12-14 1995-11-09 Fensterkomparator mit echter hysterese Expired - Lifetime DE69505274T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/355,482 US5488323A (en) 1994-12-14 1994-12-14 True hysteresis window comparator for use in monitoring changes in switch resistance
PCT/US1995/014584 WO1996019005A1 (en) 1994-12-14 1995-11-09 True hysteresis window comparator

Publications (2)

Publication Number Publication Date
DE69505274D1 true DE69505274D1 (de) 1998-11-12
DE69505274T2 DE69505274T2 (de) 1999-03-04

Family

ID=23397578

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69505274T Expired - Lifetime DE69505274T2 (de) 1994-12-14 1995-11-09 Fensterkomparator mit echter hysterese

Country Status (5)

Country Link
US (1) US5488323A (de)
EP (1) EP0797833B1 (de)
JP (1) JP2948323B2 (de)
DE (1) DE69505274T2 (de)
WO (1) WO1996019005A1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3207745B2 (ja) * 1995-03-31 2001-09-10 東芝マイクロエレクトロニクス株式会社 コンパレータ回路
US6469547B1 (en) * 1998-12-10 2002-10-22 Level One Communications, Inc. Offset window detector
US6744826B2 (en) * 1999-03-03 2004-06-01 Intel Corporation AGC window detector
FR2792766B1 (fr) * 1999-04-20 2001-06-29 Crouzet Automatismes Dispositif de detection pour commutation de charges electriques
DE69922961T2 (de) * 1999-10-15 2005-12-22 Stmicroelectronics S.R.L., Agrate Brianza Verfahren und Schaltung zur Detektion einer anormalen Off-Set-Spannung
US6687142B2 (en) * 2001-12-17 2004-02-03 Coolit Systems Inc. AC to DC inverter for use with AC synchronous motors
US7242223B1 (en) * 2003-03-10 2007-07-10 National Semiconductor Corporation Clock frequency monitor
DE10314261B4 (de) * 2003-03-29 2007-01-11 Aufzugswerke M. Schmitt & Sohn Gmbh & Co. Brückenschaltung zur Abfrage eines Schalters
DE10343346B4 (de) * 2003-09-12 2011-01-27 Qimonda Ag Verfahren zum Prüfen einer elektrischen Schaltung und Einrichtung zur Durchführung des Verfahrens
US8203445B2 (en) 2006-03-28 2012-06-19 Wireless Environment, Llc Wireless lighting
US8669716B2 (en) 2007-08-30 2014-03-11 Wireless Environment, Llc Wireless light bulb
US8033686B2 (en) 2006-03-28 2011-10-11 Wireless Environment, Llc Wireless lighting devices and applications
US8519566B2 (en) 2006-03-28 2013-08-27 Wireless Environment, Llc Remote switch sensing in lighting devices
FR2899373B1 (fr) * 2006-04-04 2013-03-15 Airbus France Dispositif de detection d'etat d'un interrupteur
FR2924227B1 (fr) * 2007-11-26 2009-12-11 Schneider Electric Ind Sas Procede de verification d'un module de sorties numeriques d'un automate programmable et module mettant en oeuvre ce procede
US7977936B2 (en) * 2008-10-16 2011-07-12 Hamilton Sundstrand Corporation Resolver interface and signal conditioner
US8278932B2 (en) * 2009-11-18 2012-10-02 Freescale Semiconductor, Inc. Method and detector for determining a state of a switch
DE102010026919A1 (de) * 2010-07-13 2012-01-19 Leopold Kostal Gmbh & Co. Kg Verfahren zur Erfassung einer Schaltstellung einer Schalteinrichtung
TWI460620B (zh) * 2011-08-24 2014-11-11 Pixart Imaging Inc 人機介面裝置
US10677846B2 (en) 2015-06-04 2020-06-09 Hydra-Electric Company Electronic switch
US10365304B2 (en) 2017-10-06 2019-07-30 Ge Aviation Systems Llc Discrete input determining circuit and method
CN109346341A (zh) * 2018-11-02 2019-02-15 南京优倍电气有限公司 一种避免开关触点氧化、生锈和附着油污导致误判的电路
US11921285B2 (en) * 2019-04-19 2024-03-05 Arizona Board Of Regents On Behalf Of The University Of Arizona On-chip signal processing method and pixel-array signal
US11910104B2 (en) 2019-04-19 2024-02-20 ARIZONA BOARD OF REGENTS on behalf of THE UNIVERSITY OF ARIZONA, A BODY CORPORATE All-in-focus imager and associated method
US11675011B2 (en) * 2019-08-15 2023-06-13 Analog Devices International Unlimited Company Switch condition monitoring

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3710031A (en) * 1970-12-23 1973-01-09 Itt Multi frequency receiver
US4300063A (en) * 1979-11-26 1981-11-10 General Motors Corporation Multiple input window detector
US4348602A (en) * 1980-09-15 1982-09-07 National Semiconductor Corporation Current comparator circuit with deadband
US4406955A (en) * 1981-06-01 1983-09-27 Motorola, Inc. Comparator circuit having hysteresis
JPS60190010A (ja) * 1984-03-12 1985-09-27 Sony Corp パルス幅変調信号による制御回路
US4618770A (en) * 1985-03-21 1986-10-21 Rca Corporation Electrical controller having a window discriminator
IT1228028B (it) * 1988-12-15 1991-05-27 Sgs Thomson Microelectronics Generatore di segnali di pilotaggio per transistori connessi in configurazione a semiponte
DE3910405C2 (de) * 1989-03-31 1993-10-07 Telefunken Microelectron Schaltungsanordnung, insbesondere zur Steuerung elektrischer Leistung
US5019722A (en) * 1990-03-05 1991-05-28 Motorola, Inc. Threshold crossing detection with improved noise rejection
DE4015271A1 (de) * 1990-05-12 1991-11-14 Vdo Schindling Schaltungsanordnung zur abfrage von schalterstellungen
US5155386A (en) * 1991-06-03 1992-10-13 Motorola, Inc. Programmable hysteresis comparator
EP0552619B1 (de) * 1992-01-22 1997-07-30 Siemens Aktiengesellschaft Meldungserfassungsschaltung für ein Meldesignal

Also Published As

Publication number Publication date
EP0797833B1 (de) 1998-10-07
EP0797833A1 (de) 1997-10-01
DE69505274T2 (de) 1999-03-04
US5488323A (en) 1996-01-30
JP2948323B2 (ja) 1999-09-13
WO1996019005A1 (en) 1996-06-20
JPH10506750A (ja) 1998-06-30

Similar Documents

Publication Publication Date Title
DE69505274D1 (de) Fensterkomparator mit echter hysterese
DE69534509D1 (de) Zweipoliges Bauteil zur Überkopfzündung mit kontrollierter Empfindlichkeit
DE69431425D1 (de) Mit sauren Polysacchariden beschichtetes Kondom
FI945521A (fi) Kiiltämätön pigmentti
DE69417272D1 (de) Türschliesser
DK0697056T3 (da) Drejekors
KR950001480U (ko) 문틀
DE59301803D1 (de) Türschliesser
DE59406058D1 (de) Türschliesser
BR9405870A (pt) Componente de construção
DE69531053D1 (de) Flügelprofil
KR950023497U (ko) 다단계 멈춤 기능을 가진 경첩
DK0770111T3 (da) Holdbare overtrækspræparater
KR960014583A (ko) 도어 클로우져
FI934112A0 (fi) Luukkurakenne
KR950004011U (ko) 오목면 부분이 형성된 도어
KR950011841U (ko) 문틀
KR950019182U (ko) 문틀
KR940025004U (ko) 급속 개폐식 문
KR950030705U (ko) 문
KR950001475U (ko) 창호틀
KR960031775U (ko) 돌출창
ATA18290A (de) Garage
KR940003663U (ko) 도어클로우저
KR950027789U (ko) 문틀

Legal Events

Date Code Title Description
8364 No opposition during term of opposition