US4178472A
(en)
*
|
1977-02-21 |
1979-12-11 |
Hiroyasu Funakubo |
Voiced instruction identification system
|
JPS53129079A
(en)
*
|
1977-04-18 |
1978-11-10 |
Hitachi Ltd |
Spectrum change monitoring system
|
US4227176A
(en)
*
|
1978-04-27 |
1980-10-07 |
Dialog Systems, Inc. |
Continuous speech recognition method
|
DE2916158A1
(de)
*
|
1979-04-20 |
1980-10-30 |
Siemens Ag |
Geraet zur anzeige von haeufigkeitsverteilungen von messwerten o.dgl. ueber einen einstellbaren messbereich
|
DE2920041C2
(de)
*
|
1979-05-18 |
1986-09-04 |
Philips Patentverwaltung Gmbh, 2000 Hamburg |
Verfahren zum Verifizieren von Signalen, und Anordnung zum Durchführen des Verfahrens
|
DE2939077C2
(de)
*
|
1979-09-27 |
1987-04-23 |
Philips Patentverwaltung Gmbh, 2000 Hamburg |
Verfahren und Anordnung zum Bestimmen charakteristischer Werte aus einem zeitbegrenzten Geräuschsignal
|
JPS5876899A
(ja)
*
|
1981-10-31 |
1983-05-10 |
株式会社東芝 |
音声区間検出装置
|
US4755884A
(en)
*
|
1982-01-12 |
1988-07-05 |
Discovision Associates |
Audio evaluation of information stored on a record medium under control of video picture frame number
|
US5126990A
(en)
*
|
1982-01-12 |
1992-06-30 |
Discovision Associates |
Method of evaluating a storage medium by recirculating a test sample of a signal
|
US5001568A
(en)
*
|
1982-01-12 |
1991-03-19 |
Discovision Associates |
Signal evaluation by accumulation at one rate and releasing and testing at a slower rate
|
US4455634A
(en)
*
|
1982-01-12 |
1984-06-19 |
Discovision Associates |
Audio/video quality monitoring system
|
US4682246A
(en)
*
|
1982-01-12 |
1987-07-21 |
Discovision Associates |
Characterizing the information transfer characteristics of a recording medium
|
US4746991A
(en)
*
|
1982-01-12 |
1988-05-24 |
Discovision Associates |
Recording characteristic evaluation of a recording medium with a time sequence of test signals
|
US4598324A
(en)
*
|
1982-01-12 |
1986-07-01 |
Discovision Associates |
Audio evaluation under control of video picture frame number
|
IT1156544B
(it)
*
|
1982-11-08 |
1987-02-04 |
Olivetti & Co Spa |
Metodo ed apparecchiatura di riconoscimento fonetico di parole
|
US4627091A
(en)
*
|
1983-04-01 |
1986-12-02 |
Rca Corporation |
Low-energy-content voice detection apparatus
|
IT1160148B
(it)
*
|
1983-12-19 |
1987-03-04 |
Cselt Centro Studi Lab Telecom |
Dispositivo per la verifica del parlatore
|
US4556067A
(en)
*
|
1984-01-10 |
1985-12-03 |
D. E. Hokanson, Inc. |
Bandwidth indicator for Doppler blood flowmeters
|
JPS60198597A
(ja)
*
|
1984-03-22 |
1985-10-08 |
株式会社リコー |
音声スペクトルの2値化装置
|
US4686699A
(en)
*
|
1984-12-21 |
1987-08-11 |
International Business Machines Corporation |
Call progress monitor for a computer telephone interface
|
US4677466A
(en)
*
|
1985-07-29 |
1987-06-30 |
A. C. Nielsen Company |
Broadcast program identification method and apparatus
|
US4827519A
(en)
*
|
1985-09-19 |
1989-05-02 |
Ricoh Company, Ltd. |
Voice recognition system using voice power patterns
|
US4791577A
(en)
*
|
1985-10-03 |
1988-12-13 |
Trw Inc. |
Frequency shift for removing spurious spectral components from spectrum analyzer output
|
US4996647A
(en)
*
|
1989-03-27 |
1991-02-26 |
Sperry Marine Inc. |
Digital statistical processing for signal parameter determination
|
CA2063723A1
(en)
*
|
1989-07-28 |
1991-01-29 |
Stephen J. Guerreri |
Method and apparatus for language and speaker recognition
|
US5189727A
(en)
*
|
1989-07-28 |
1993-02-23 |
Electronic Warfare Associates, Inc. |
Method and apparatus for language and speaker recognition
|
EP0471119A1
(en)
*
|
1990-08-14 |
1992-02-19 |
Hewlett-Packard Limited |
Waveform measurement
|
US5210704A
(en)
*
|
1990-10-02 |
1993-05-11 |
Technology International Incorporated |
System for prognosis and diagnostics of failure and wearout monitoring and for prediction of life expectancy of helicopter gearboxes and other rotating equipment
|
DE4317424C2
(de)
*
|
1993-05-26 |
2002-06-13 |
Eads Deutschland Gmbh |
Verfahren zur Ermittlung einer periodischen Struktur in einem Linienspektrum und Verwendung eines solchen Verfahrens zur Erkennung und/oder Klassifizierung eines Hubschraubers
|
US6714605B2
(en)
*
|
2002-04-22 |
2004-03-30 |
Cognio, Inc. |
System and method for real-time spectrum analysis in a communication device
|
US7254191B2
(en)
*
|
2002-04-22 |
2007-08-07 |
Cognio, Inc. |
System and method for real-time spectrum analysis in a radio device
|
US7292656B2
(en)
*
|
2002-04-22 |
2007-11-06 |
Cognio, Inc. |
Signal pulse detection scheme for use in real-time spectrum analysis
|
US20060270371A1
(en)
*
|
2005-05-31 |
2006-11-30 |
Sugar Gary L |
Tracking short-term maximum power spectrum density for improved visibility of low duty cycle signals
|
EP2016694B1
(en)
*
|
2006-05-09 |
2019-03-20 |
Cognio, Inc. |
System and method for identifying wireless devices using pulse fingerprinting and sequence analysis
|