DE60133533D1 - Verfahren und vorrichtung zur erfassung eines physiologischen parameters - Google Patents
Verfahren und vorrichtung zur erfassung eines physiologischen parametersInfo
- Publication number
- DE60133533D1 DE60133533D1 DE60133533T DE60133533T DE60133533D1 DE 60133533 D1 DE60133533 D1 DE 60133533D1 DE 60133533 T DE60133533 T DE 60133533T DE 60133533 T DE60133533 T DE 60133533T DE 60133533 D1 DE60133533 D1 DE 60133533D1
- Authority
- DE
- Germany
- Prior art keywords
- circuitry
- peak
- coupled
- detecting
- signal
- 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
Links
- 230000003595 spectral effect Effects 0.000 abstract 4
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
- A61B5/14551—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7235—Details of waveform analysis
- A61B5/7253—Details of waveform analysis characterised by using transforms
- A61B5/7257—Details of waveform analysis characterised by using transforms using Fourier transforms
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Surgery (AREA)
- Public Health (AREA)
- Pathology (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Signal Processing (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optics & Photonics (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physiology (AREA)
- Psychiatry (AREA)
- Mathematical Physics (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Electrotherapy Devices (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US18148200P | 2000-02-10 | 2000-02-10 | |
US181482P | 2000-02-10 | ||
PCT/US2001/003841 WO2001058345A1 (en) | 2000-02-10 | 2001-02-06 | Method and apparatus for detecting a physiological parameter |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60133533D1 true DE60133533D1 (de) | 2008-05-21 |
DE60133533T2 DE60133533T2 (de) | 2009-06-25 |
Family
ID=22664451
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60133533T Expired - Lifetime DE60133533T2 (de) | 2000-02-10 | 2001-02-06 | Verfahren und vorrichtung zur erfassung eines physiologischen parameters |
Country Status (8)
Country | Link |
---|---|
US (1) | US6574491B2 (de) |
EP (1) | EP1253851B1 (de) |
JP (1) | JP2003521984A (de) |
CN (1) | CN100506143C (de) |
AT (1) | ATE391452T1 (de) |
AU (1) | AU2001236703A1 (de) |
DE (1) | DE60133533T2 (de) |
WO (1) | WO2001058345A1 (de) |
Families Citing this family (88)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6018673A (en) | 1996-10-10 | 2000-01-25 | Nellcor Puritan Bennett Incorporated | Motion compatible sensor for non-invasive optical blood analysis |
US6675031B1 (en) | 1999-04-14 | 2004-01-06 | Mallinckrodt Inc. | Method and circuit for indicating quality and accuracy of physiological measurements |
ES2469805T3 (es) | 2000-04-17 | 2014-06-20 | Covidien Lp | Sensor de pulsiox�metro con función a tramos |
US8224412B2 (en) | 2000-04-17 | 2012-07-17 | Nellcor Puritan Bennett Llc | Pulse oximeter sensor with piece-wise function |
US6748254B2 (en) | 2001-10-12 | 2004-06-08 | Nellcor Puritan Bennett Incorporated | Stacked adhesive optical sensor |
US7190986B1 (en) | 2002-10-18 | 2007-03-13 | Nellcor Puritan Bennett Inc. | Non-adhesive oximeter sensor for sensitive skin |
JP4352315B2 (ja) * | 2002-10-31 | 2009-10-28 | 日本光電工業株式会社 | 信号処理方法/装置及びそれを用いたパルスフォトメータ |
US7009492B1 (en) * | 2003-01-30 | 2006-03-07 | Combustion Dynamics Corp. | Individual quantitative identification by means of human dynamic rhythmic electric activity spectra |
US7729748B2 (en) * | 2004-02-17 | 2010-06-01 | Joseph Florian | Optical in-vivo monitoring systems |
US7392075B2 (en) | 2005-03-03 | 2008-06-24 | Nellcor Puritan Bennett Incorporated | Method for enhancing pulse oximetry calculations in the presence of correlated artifacts |
CN100450437C (zh) * | 2005-03-10 | 2009-01-14 | 深圳迈瑞生物医疗电子股份有限公司 | 低灌注下测量血氧的方法 |
CA2646131C (en) | 2005-03-21 | 2018-09-04 | Vicus Therapeutics Spe 1, Llc | Compositions and methods for ameliorating cachexia |
US7657294B2 (en) | 2005-08-08 | 2010-02-02 | Nellcor Puritan Bennett Llc | Compliant diaphragm medical sensor and technique for using the same |
US7590439B2 (en) | 2005-08-08 | 2009-09-15 | Nellcor Puritan Bennett Llc | Bi-stable medical sensor and technique for using the same |
US7657295B2 (en) | 2005-08-08 | 2010-02-02 | Nellcor Puritan Bennett Llc | Medical sensor and technique for using the same |
US20070060808A1 (en) | 2005-09-12 | 2007-03-15 | Carine Hoarau | Medical sensor for reducing motion artifacts and technique for using the same |
US8092379B2 (en) | 2005-09-29 | 2012-01-10 | Nellcor Puritan Bennett Llc | Method and system for determining when to reposition a physiological sensor |
US7904130B2 (en) | 2005-09-29 | 2011-03-08 | Nellcor Puritan Bennett Llc | Medical sensor and technique for using the same |
US7899510B2 (en) | 2005-09-29 | 2011-03-01 | Nellcor Puritan Bennett Llc | Medical sensor and technique for using the same |
US7869850B2 (en) | 2005-09-29 | 2011-01-11 | Nellcor Puritan Bennett Llc | Medical sensor for reducing motion artifacts and technique for using the same |
US7483731B2 (en) | 2005-09-30 | 2009-01-27 | Nellcor Puritan Bennett Llc | Medical sensor and technique for using the same |
US7555327B2 (en) | 2005-09-30 | 2009-06-30 | Nellcor Puritan Bennett Llc | Folding medical sensor and technique for using the same |
US7486979B2 (en) | 2005-09-30 | 2009-02-03 | Nellcor Puritan Bennett Llc | Optically aligned pulse oximetry sensor and technique for using the same |
US8233954B2 (en) | 2005-09-30 | 2012-07-31 | Nellcor Puritan Bennett Llc | Mucosal sensor for the assessment of tissue and blood constituents and technique for using the same |
US7881762B2 (en) | 2005-09-30 | 2011-02-01 | Nellcor Puritan Bennett Llc | Clip-style medical sensor and technique for using the same |
US8062221B2 (en) | 2005-09-30 | 2011-11-22 | Nellcor Puritan Bennett Llc | Sensor for tissue gas detection and technique for using the same |
US8073518B2 (en) | 2006-05-02 | 2011-12-06 | Nellcor Puritan Bennett Llc | Clip-style medical sensor and technique for using the same |
US8145288B2 (en) | 2006-08-22 | 2012-03-27 | Nellcor Puritan Bennett Llc | Medical sensor for reducing signal artifacts and technique for using the same |
US8219170B2 (en) | 2006-09-20 | 2012-07-10 | Nellcor Puritan Bennett Llc | System and method for practicing spectrophotometry using light emitting nanostructure devices |
US8175671B2 (en) | 2006-09-22 | 2012-05-08 | Nellcor Puritan Bennett Llc | Medical sensor for reducing signal artifacts and technique for using the same |
US8396527B2 (en) | 2006-09-22 | 2013-03-12 | Covidien Lp | Medical sensor for reducing signal artifacts and technique for using the same |
US8195264B2 (en) | 2006-09-22 | 2012-06-05 | Nellcor Puritan Bennett Llc | Medical sensor for reducing signal artifacts and technique for using the same |
US7869849B2 (en) | 2006-09-26 | 2011-01-11 | Nellcor Puritan Bennett Llc | Opaque, electrically nonconductive region on a medical sensor |
US7574245B2 (en) | 2006-09-27 | 2009-08-11 | Nellcor Puritan Bennett Llc | Flexible medical sensor enclosure |
US7890153B2 (en) | 2006-09-28 | 2011-02-15 | Nellcor Puritan Bennett Llc | System and method for mitigating interference in pulse oximetry |
US7796403B2 (en) | 2006-09-28 | 2010-09-14 | Nellcor Puritan Bennett Llc | Means for mechanical registration and mechanical-electrical coupling of a faraday shield to a photodetector and an electrical circuit |
US7476131B2 (en) | 2006-09-29 | 2009-01-13 | Nellcor Puritan Bennett Llc | Device for reducing crosstalk |
US7680522B2 (en) | 2006-09-29 | 2010-03-16 | Nellcor Puritan Bennett Llc | Method and apparatus for detecting misapplied sensors |
US8068891B2 (en) | 2006-09-29 | 2011-11-29 | Nellcor Puritan Bennett Llc | Symmetric LED array for pulse oximetry |
US8175667B2 (en) | 2006-09-29 | 2012-05-08 | Nellcor Puritan Bennett Llc | Symmetric LED array for pulse oximetry |
US7684842B2 (en) | 2006-09-29 | 2010-03-23 | Nellcor Puritan Bennett Llc | System and method for preventing sensor misuse |
US7894869B2 (en) | 2007-03-09 | 2011-02-22 | Nellcor Puritan Bennett Llc | Multiple configuration medical sensor and technique for using the same |
US8280469B2 (en) | 2007-03-09 | 2012-10-02 | Nellcor Puritan Bennett Llc | Method for detection of aberrant tissue spectra |
US8265724B2 (en) | 2007-03-09 | 2012-09-11 | Nellcor Puritan Bennett Llc | Cancellation of light shunting |
US8346328B2 (en) | 2007-12-21 | 2013-01-01 | Covidien Lp | Medical sensor and technique for using the same |
US8352004B2 (en) | 2007-12-21 | 2013-01-08 | Covidien Lp | Medical sensor and technique for using the same |
US8366613B2 (en) | 2007-12-26 | 2013-02-05 | Covidien Lp | LED drive circuit for pulse oximetry and method for using same |
US8577434B2 (en) | 2007-12-27 | 2013-11-05 | Covidien Lp | Coaxial LED light sources |
US8452364B2 (en) | 2007-12-28 | 2013-05-28 | Covidien LLP | System and method for attaching a sensor to a patient's skin |
US8442608B2 (en) | 2007-12-28 | 2013-05-14 | Covidien Lp | System and method for estimating physiological parameters by deconvolving artifacts |
US8092993B2 (en) | 2007-12-31 | 2012-01-10 | Nellcor Puritan Bennett Llc | Hydrogel thin film for use as a biosensor |
US8897850B2 (en) | 2007-12-31 | 2014-11-25 | Covidien Lp | Sensor with integrated living hinge and spring |
US8199007B2 (en) | 2007-12-31 | 2012-06-12 | Nellcor Puritan Bennett Llc | Flex circuit snap track for a biometric sensor |
US8070508B2 (en) | 2007-12-31 | 2011-12-06 | Nellcor Puritan Bennett Llc | Method and apparatus for aligning and securing a cable strain relief |
US8437822B2 (en) | 2008-03-28 | 2013-05-07 | Covidien Lp | System and method for estimating blood analyte concentration |
US8112375B2 (en) | 2008-03-31 | 2012-02-07 | Nellcor Puritan Bennett Llc | Wavelength selection and outlier detection in reduced rank linear models |
US8010069B2 (en) * | 2008-04-09 | 2011-08-30 | Mstar Semiconductor, Inc. | Method and apparatus for processing radio signals to identify an active system in a coexisting radio network |
US8071935B2 (en) | 2008-06-30 | 2011-12-06 | Nellcor Puritan Bennett Llc | Optical detector with an overmolded faraday shield |
US7887345B2 (en) | 2008-06-30 | 2011-02-15 | Nellcor Puritan Bennett Llc | Single use connector for pulse oximetry sensors |
US7880884B2 (en) | 2008-06-30 | 2011-02-01 | Nellcor Puritan Bennett Llc | System and method for coating and shielding electronic sensor components |
US8364220B2 (en) | 2008-09-25 | 2013-01-29 | Covidien Lp | Medical sensor and technique for using the same |
US8423112B2 (en) | 2008-09-30 | 2013-04-16 | Covidien Lp | Medical sensor and technique for using the same |
US8914088B2 (en) | 2008-09-30 | 2014-12-16 | Covidien Lp | Medical sensor and technique for using the same |
US8417309B2 (en) | 2008-09-30 | 2013-04-09 | Covidien Lp | Medical sensor |
US8452366B2 (en) | 2009-03-16 | 2013-05-28 | Covidien Lp | Medical monitoring device with flexible circuitry |
US8221319B2 (en) | 2009-03-25 | 2012-07-17 | Nellcor Puritan Bennett Llc | Medical device for assessing intravascular blood volume and technique for using the same |
US8509869B2 (en) | 2009-05-15 | 2013-08-13 | Covidien Lp | Method and apparatus for detecting and analyzing variations in a physiologic parameter |
US8634891B2 (en) | 2009-05-20 | 2014-01-21 | Covidien Lp | Method and system for self regulation of sensor component contact pressure |
US8290730B2 (en) | 2009-06-30 | 2012-10-16 | Nellcor Puritan Bennett Ireland | Systems and methods for assessing measurements in physiological monitoring devices |
US8311601B2 (en) | 2009-06-30 | 2012-11-13 | Nellcor Puritan Bennett Llc | Reflectance and/or transmissive pulse oximeter |
US8505821B2 (en) | 2009-06-30 | 2013-08-13 | Covidien Lp | System and method for providing sensor quality assurance |
US9010634B2 (en) | 2009-06-30 | 2015-04-21 | Covidien Lp | System and method for linking patient data to a patient and providing sensor quality assurance |
US8636667B2 (en) * | 2009-07-06 | 2014-01-28 | Nellcor Puritan Bennett Ireland | Systems and methods for processing physiological signals in wavelet space |
US8391941B2 (en) | 2009-07-17 | 2013-03-05 | Covidien Lp | System and method for memory switching for multiple configuration medical sensor |
US8417310B2 (en) | 2009-08-10 | 2013-04-09 | Covidien Lp | Digital switching in multi-site sensor |
US8428675B2 (en) | 2009-08-19 | 2013-04-23 | Covidien Lp | Nanofiber adhesives used in medical devices |
CN101940475A (zh) * | 2010-09-03 | 2011-01-12 | 深圳市纽泰克电子有限公司 | 一种提高血氧饱和度检测精度的方法 |
CN101933810B (zh) * | 2010-09-03 | 2015-09-16 | 深圳市索莱瑞医疗技术有限公司 | 一种血氧饱和度检测方法 |
US10456046B2 (en) | 2014-09-12 | 2019-10-29 | Vanderbilt University | Device and method for hemorrhage detection and guided resuscitation and applications of same |
JP6372573B2 (ja) * | 2014-10-07 | 2018-08-15 | 株式会社村田製作所 | 脈拍数計測装置 |
US10413476B2 (en) | 2015-01-20 | 2019-09-17 | Covidien Lp | System and method for cardiopulmonary resuscitation |
US9826940B1 (en) | 2015-05-26 | 2017-11-28 | Verily Life Sciences Llc | Optical tracking of heart rate using PLL optimization |
US9814400B1 (en) | 2015-05-26 | 2017-11-14 | Verily Life Sciences Llc | Method for improving accuracy of pulse rate estimation |
US10426695B2 (en) | 2015-09-08 | 2019-10-01 | Covidien Lp | System and method for cardiopulmonary resuscitation |
US10786164B2 (en) | 2015-12-12 | 2020-09-29 | Verily Life Sciences Llc | Method for improving heart rate estimates by combining multiple measurement modalities |
CN105796115B (zh) * | 2016-04-20 | 2018-11-02 | 广州视源电子科技股份有限公司 | 血氧测量方法和*** |
EP4032472A1 (de) * | 2021-01-21 | 2022-07-27 | Koninklijke Philips N.V. | Messungen der arteriellen blutoxygenierung |
US20230009213A1 (en) * | 2021-07-12 | 2023-01-12 | Pixart Imaging Inc. | Optical data sensing device of biological information measuring device which can improve motion artifact issue |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE33643E (en) | 1987-04-30 | 1991-07-23 | Nonin Medical, Inc. | Pulse oximeter with circuit leakage and ambient light compensation |
GB8719333D0 (en) | 1987-08-14 | 1987-09-23 | Swansea University College Of | Motion artefact rejection system |
US5632272A (en) * | 1991-03-07 | 1997-05-27 | Masimo Corporation | Signal processing apparatus |
AU658177B2 (en) | 1991-03-07 | 1995-04-06 | Masimo Corporation | Signal processing apparatus and method |
US5934277A (en) | 1991-09-03 | 1999-08-10 | Datex-Ohmeda, Inc. | System for pulse oximetry SpO2 determination |
US5246002A (en) | 1992-02-11 | 1993-09-21 | Physio-Control Corporation | Noise insensitive pulse transmittance oximeter |
US5368224A (en) | 1992-10-23 | 1994-11-29 | Nellcor Incorporated | Method for reducing ambient noise effects in electronic monitoring instruments |
US5995859A (en) | 1994-02-14 | 1999-11-30 | Nihon Kohden Corporation | Method and apparatus for accurately measuring the saturated oxygen in arterial blood by substantially eliminating noise from the measurement signal |
US5807267A (en) * | 1994-06-01 | 1998-09-15 | Advanced Body Metrics Corporation | Heart pulse monitor |
DE4429758A1 (de) * | 1994-08-22 | 1996-02-29 | Buschmann Johannes | Verfahren zur Validierung von Vorrichtungen zur Fotometrie lebender Gewebe sowie Vorrichtung zur Durchführung des Verfahrens |
US5662105A (en) | 1995-05-17 | 1997-09-02 | Spacelabs Medical, Inc. | System and method for the extractment of physiological signals |
DE19537646C2 (de) | 1995-10-10 | 1998-09-17 | Hewlett Packard Gmbh | Verfahren und Vorrichtung zum Erkennen verfälschter Meßwerte in der Pulsoximetrie zur Messung der Sauerstoffsättigung |
US5807247A (en) * | 1995-12-20 | 1998-09-15 | Nellcor Puritan Bennett Incorporated | Method and apparatus for facilitating compatibility between pulse oximeters and sensor probes |
DE69700253T2 (de) | 1997-04-12 | 1999-09-23 | Hewlett Packard Co | Verfahren und Vorrichtung zur Bestimmung der Konzentration eines Bestandteils |
US5971930A (en) | 1997-10-17 | 1999-10-26 | Siemens Medical Systems, Inc. | Method and apparatus for removing artifact from physiological signals |
US5924980A (en) | 1998-03-11 | 1999-07-20 | Siemens Corporate Research, Inc. | Method and apparatus for adaptively reducing the level of noise in an acquired signal |
US6094592A (en) * | 1998-05-26 | 2000-07-25 | Nellcor Puritan Bennett, Inc. | Methods and apparatus for estimating a physiological parameter using transforms |
US6393311B1 (en) * | 1998-10-15 | 2002-05-21 | Ntc Technology Inc. | Method, apparatus and system for removing motion artifacts from measurements of bodily parameters |
-
2001
- 2001-02-06 AT AT01908883T patent/ATE391452T1/de not_active IP Right Cessation
- 2001-02-06 WO PCT/US2001/003841 patent/WO2001058345A1/en active Application Filing
- 2001-02-06 CN CNB018049001A patent/CN100506143C/zh not_active Expired - Fee Related
- 2001-02-06 EP EP01908883A patent/EP1253851B1/de not_active Expired - Lifetime
- 2001-02-06 JP JP2001557461A patent/JP2003521984A/ja active Pending
- 2001-02-06 US US09/777,546 patent/US6574491B2/en not_active Expired - Lifetime
- 2001-02-06 AU AU2001236703A patent/AU2001236703A1/en not_active Abandoned
- 2001-02-06 DE DE60133533T patent/DE60133533T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1441648A (zh) | 2003-09-10 |
JP2003521984A (ja) | 2003-07-22 |
WO2001058345A1 (en) | 2001-08-16 |
ATE391452T1 (de) | 2008-04-15 |
EP1253851A1 (de) | 2002-11-06 |
EP1253851B1 (de) | 2008-04-09 |
DE60133533T2 (de) | 2009-06-25 |
US20020007114A1 (en) | 2002-01-17 |
CN100506143C (zh) | 2009-07-01 |
US6574491B2 (en) | 2003-06-03 |
AU2001236703A1 (en) | 2001-08-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATE391452T1 (de) | Verfahren und vorrichtung zur erfassung eines physiologischen parameters | |
DE69725621D1 (de) | Verfahren und gerät zur adaptiven mittelwertbildung von datensignalen | |
EP1313229A3 (de) | Vorrichtung zur Fixmusterdetektion und Verfahren zur Fixmusterdetektion | |
ATE502311T1 (de) | System und verfahren zur bestimmung der position einer schallquelle | |
GB2433134A (en) | Fault detection system and method based on weighted principal component analysis | |
EP1551199A3 (de) | Verfahren und System zur Interferenzdetektion | |
DE60308691D1 (de) | Verfahren und vorrichtung zur durchführung einer signalkorrelation in mehreren auflösungen, zur mehrwegestörungsverminderung | |
ATE535060T1 (de) | Vorrichtung und verfahren zur wegesuche in einem cdma-empfänger | |
ATE345730T1 (de) | Verfahren und gerät zur schätzung eines physiologischen parameters unter anwendung von transformationen | |
WO2005045455A3 (en) | Determining positional information | |
MXPA03005535A (es) | Metodo y aparato de procesamiento de senales sismicas para generar volumenes espectrales de correlacion para determinar caracteristicas geologicas. | |
EP1187288A3 (de) | Vorrichtung und Verfahren zum Bestimmen eines seltenen Kurzschlusses | |
ATE441177T1 (de) | Verfahren und vorrichtung zur sprachverbesserung bei vorhandensein von hintergrundgeräuschen | |
MXPA03005620A (es) | Metodo y aparato para procesar senales de ruido de una fuente de ruido. | |
WO2003010553A3 (en) | First-arriving-pulse detection apparatus and associated methods | |
TW200727866A (en) | Method and system for detecting and classifying mental states | |
ATE171832T1 (de) | Vorrichtung und verfahren zur signalqualitätserfassung | |
WO2002049221A3 (en) | Method and apparatus for a waveform quality measurement_____ | |
EP1203562A3 (de) | Verfahren und Vorrichtung zur Ableitung von Körperfettfläche | |
DE602004013356D1 (de) | Verfahren und vorrichtung zur durchführung einer signalkorrelation unter verwendung vorgeschichtlicher korrelationsdaten | |
EP1508893A3 (de) | Rauschunterdrückungsverfahren unter Verwendung eines Signal-Rauschverhältnisses als optimal abzuschätzende Hauptgrösse | |
EP1128549A3 (de) | Detektion eines Gleichspannungsoffsets in einem Audiosystem für Kraftfahrzeuge | |
EP1605246A4 (de) | Messverfahren, messsignalausgabeschaltung und messvorrichtung | |
FI20021149A0 (fi) | Sondijärjestelmä, sondijärjestelmän vastaanotin sekä signaalinkäsittelymenetelmä sondivastaanottimessa | |
DE602007005816D1 (de) | Verfahren und Empfängervorrichtung zur Bestimmung eines Korrelationswertes unter Berücksichtigung von Frequenzkorrektur |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |