DE69914631T2 - Echtzeittechnik zur verringerung der einschwingzeit eines hochpassfilters - Google Patents

Echtzeittechnik zur verringerung der einschwingzeit eines hochpassfilters Download PDF

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Publication number
DE69914631T2
DE69914631T2 DE69914631T DE69914631T DE69914631T2 DE 69914631 T2 DE69914631 T2 DE 69914631T2 DE 69914631 T DE69914631 T DE 69914631T DE 69914631 T DE69914631 T DE 69914631T DE 69914631 T2 DE69914631 T2 DE 69914631T2
Authority
DE
Germany
Prior art keywords
input signal
hpf
slope
time
transition
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
DE69914631T
Other languages
German (de)
English (en)
Other versions
DE69914631D1 (de
Inventor
Michael James CHICKERING
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.)
Draeger Medical Systems Inc
Original Assignee
Draeger Medical Systems Inc
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 Draeger Medical Systems Inc filed Critical Draeger Medical Systems Inc
Publication of DE69914631D1 publication Critical patent/DE69914631D1/de
Application granted granted Critical
Publication of DE69914631T2 publication Critical patent/DE69914631T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03HIMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00Networks using digital techniques
    • H03H17/02Frequency selective networks
    • H03H17/0219Compensation of undesirable effects, e.g. quantisation noise, overflow

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Networks Using Active Elements (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Filters And Equalizers (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Emergency Protection Circuit Devices (AREA)
DE69914631T 1998-12-08 1999-11-22 Echtzeittechnik zur verringerung der einschwingzeit eines hochpassfilters Expired - Lifetime DE69914631T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/207,697 US6249796B1 (en) 1998-12-08 1998-12-08 Real-time technique for reducing the settling time of a high pass filter
US207697 1998-12-08
PCT/US1999/027707 WO2000035087A1 (en) 1998-12-08 1999-11-22 Real-time technique for reducing the settling time of a high pass filter

Publications (2)

Publication Number Publication Date
DE69914631D1 DE69914631D1 (de) 2004-03-11
DE69914631T2 true DE69914631T2 (de) 2005-08-04

Family

ID=22771627

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69914631T Expired - Lifetime DE69914631T2 (de) 1998-12-08 1999-11-22 Echtzeittechnik zur verringerung der einschwingzeit eines hochpassfilters

Country Status (8)

Country Link
US (1) US6249796B1 (https=)
EP (1) EP1138117B1 (https=)
JP (1) JP2002532120A (https=)
AT (1) ATE259116T1 (https=)
CA (1) CA2353892A1 (https=)
DE (1) DE69914631T2 (https=)
NO (1) NO20012819L (https=)
WO (1) WO2000035087A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7130802B1 (en) * 2000-10-02 2006-10-31 Ninesigma, Inc. Systems and methods for facilitating research and development
JP6003470B2 (ja) * 2012-09-25 2016-10-05 オムロンヘルスケア株式会社 血圧測定装置、脈波検出方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4542475A (en) 1982-11-23 1985-09-17 Rca Corporation Sampled data filter system as for a digital TV
DE3719405C2 (de) 1987-06-11 1994-09-29 Broadcast Television Syst Schaltungsanordnung zur Verdeckung von Fehlern
US4958361A (en) 1988-04-22 1990-09-18 Hughes Aircraft Company Edge effect reduction by smoothing in digital receivers
JP2888782B2 (ja) * 1995-09-08 1999-05-10 エヌ・ティ・ティ移動通信網株式会社 通信のためのフィルタ回路
US5388221A (en) 1992-05-05 1995-02-07 Meitner; Edmund Adaptive digital audio interpolation system
EP0576770B1 (en) 1992-05-22 1999-12-22 STMicroelectronics S.r.l. Audio Amplifier turn-off control circuit
EP0693213A1 (en) 1993-04-06 1996-01-24 Cirrus Logic, Inc. Spectral smoothing filter
US5615234A (en) 1994-05-19 1997-03-25 Spacelabs Medical, Inc. Digital high-pass filter having baseline restoration means
US5867410A (en) * 1996-09-27 1999-02-02 Varian Associates, Inc. Time correction for digital filters in transient measurments
JPH10222493A (ja) * 1997-02-06 1998-08-21 Kokusai Denshin Denwa Co Ltd <Kdd> 相互因果関係解析システム

Also Published As

Publication number Publication date
NO20012819D0 (no) 2001-06-07
US6249796B1 (en) 2001-06-19
DE69914631D1 (de) 2004-03-11
NO20012819L (no) 2001-06-07
JP2002532120A (ja) 2002-10-02
WO2000035087A1 (en) 2000-06-15
EP1138117A1 (en) 2001-10-04
EP1138117B1 (en) 2004-02-04
ATE259116T1 (de) 2004-02-15
CA2353892A1 (en) 2000-06-15

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