DE69231372D1 - Verfahren zur Gewinnung einer logischen Beschreibung von einem abgetasteten Analogsignal - Google Patents

Verfahren zur Gewinnung einer logischen Beschreibung von einem abgetasteten Analogsignal

Info

Publication number
DE69231372D1
DE69231372D1 DE69231372T DE69231372T DE69231372D1 DE 69231372 D1 DE69231372 D1 DE 69231372D1 DE 69231372 T DE69231372 T DE 69231372T DE 69231372 T DE69231372 T DE 69231372T DE 69231372 D1 DE69231372 D1 DE 69231372D1
Authority
DE
Germany
Prior art keywords
obtaining
analog signal
sampled analog
logical description
logical
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 - Fee Related
Application number
DE69231372T
Other languages
English (en)
Other versions
DE69231372T2 (de
Inventor
Lars Cederblad
Roland Orre
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.)
ABB AB
Original Assignee
ABB AB
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 ABB AB filed Critical ABB AB
Application granted granted Critical
Publication of DE69231372D1 publication Critical patent/DE69231372D1/de
Publication of DE69231372T2 publication Critical patent/DE69231372T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2218/00—Aspects of pattern recognition specially adapted for signal processing
    • G06F2218/08—Feature extraction

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Data Mining & Analysis (AREA)
  • Evolutionary Biology (AREA)
  • Evolutionary Computation (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • Testing And Monitoring For Control Systems (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Image Analysis (AREA)
  • Complex Calculations (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
DE69231372T 1991-06-26 1992-06-24 Verfahren zur Gewinnung einer logischen Beschreibung von einem abgetasteten Analogsignal Expired - Fee Related DE69231372T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9101966A SE468691B (sv) 1991-06-26 1991-06-26 Metod foer att skapa en logisk beskrivning av en signal genom identifiering av dennas tillstaand samt en aendring av tillstaandet

Publications (2)

Publication Number Publication Date
DE69231372D1 true DE69231372D1 (de) 2000-09-28
DE69231372T2 DE69231372T2 (de) 2001-03-29

Family

ID=20383154

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69231372T Expired - Fee Related DE69231372T2 (de) 1991-06-26 1992-06-24 Verfahren zur Gewinnung einer logischen Beschreibung von einem abgetasteten Analogsignal

Country Status (5)

Country Link
US (1) US5390106A (de)
EP (1) EP0520400B1 (de)
CA (1) CA2072403C (de)
DE (1) DE69231372T2 (de)
SE (1) SE468691B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5550751A (en) * 1993-10-15 1996-08-27 The Texas A & M University System Expert system for detecting high impedance faults
US5537327A (en) * 1993-10-22 1996-07-16 New York State Electric & Gas Corporation Method and apparatus for detecting high-impedance faults in electrical power systems
US5943246A (en) * 1997-04-29 1999-08-24 Omnion Power Engineering Corporation Voltage detection of utility service disturbances
US6208949B1 (en) * 1998-07-01 2001-03-27 Adaptive Audio, Inc. Method and apparatus for dynamical system analysis
DE10126855B4 (de) * 2001-06-01 2004-09-30 Siemens Ag Transformationsverfahren
KR101667832B1 (ko) * 2012-04-23 2016-10-20 엘에스산전 주식회사 전력 계통 감시 및 제어시스템에서 고장전류 제어 방법
CN107064742A (zh) * 2017-04-12 2017-08-18 南京南瑞继保电气有限公司 基于专家系统的直流系统故障智能分析方法及系统
US20200327435A1 (en) 2019-04-12 2020-10-15 General Electric Company Systems and methods for sequential power system model parameter estimation
US11636557B2 (en) 2019-05-29 2023-04-25 General Electric Company Systems and methods for enhanced power system model validation
US20210124854A1 (en) * 2019-10-28 2021-04-29 General Electric Company Systems and methods for enhanced power system model parameter estimation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3813667A (en) * 1973-05-29 1974-05-28 Us Navy Three-phase power disturbance monitor
US5115226A (en) * 1989-10-12 1992-05-19 Schweitzer Engineering Laboratories, Inc. Relay for detecting a current disturbance and asserting an output

Also Published As

Publication number Publication date
US5390106A (en) 1995-02-14
SE9101966L (sv) 1992-12-27
DE69231372T2 (de) 2001-03-29
SE468691B (sv) 1993-03-01
CA2072403A1 (en) 1992-12-27
SE9101966D0 (sv) 1991-06-26
EP0520400A3 (de) 1995-02-22
CA2072403C (en) 1999-08-17
EP0520400B1 (de) 2000-08-23
EP0520400A2 (de) 1992-12-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee