DK0945045T3 - Indretning og fremgangsmåde til bestemmelse af signalkvalitet - Google Patents

Indretning og fremgangsmåde til bestemmelse af signalkvalitet

Info

Publication number
DK0945045T3
DK0945045T3 DK96943943T DK96943943T DK0945045T3 DK 0945045 T3 DK0945045 T3 DK 0945045T3 DK 96943943 T DK96943943 T DK 96943943T DK 96943943 T DK96943943 T DK 96943943T DK 0945045 T3 DK0945045 T3 DK 0945045T3
Authority
DK
Denmark
Prior art keywords
signal
circuit
scaling
series circuits
quality
Prior art date
Application number
DK96943943T
Other languages
Danish (da)
English (en)
Inventor
John Gerard Beerends
Original Assignee
Koninkl Kpn Nv
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 Koninkl Kpn Nv filed Critical Koninkl Kpn Nv
Application granted granted Critical
Publication of DK0945045T3 publication Critical patent/DK0945045T3/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
DK96943943T 1996-12-13 1996-12-13 Indretning og fremgangsmåde til bestemmelse af signalkvalitet DK0945045T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP1996/005589 WO1998026633A1 (en) 1996-12-13 1996-12-13 Device and method for signal quality determination

Publications (1)

Publication Number Publication Date
DK0945045T3 true DK0945045T3 (da) 2000-09-25

Family

ID=8166443

Family Applications (1)

Application Number Title Priority Date Filing Date
DK96943943T DK0945045T3 (da) 1996-12-13 1996-12-13 Indretning og fremgangsmåde til bestemmelse af signalkvalitet

Country Status (11)

Country Link
US (1) US6594307B1 (de)
EP (1) EP0945045B1 (de)
JP (1) JP2000507788A (de)
AT (1) ATE192896T1 (de)
AU (1) AU1371097A (de)
CA (1) CA2273239C (de)
DE (1) DE69608316T2 (de)
DK (1) DK0945045T3 (de)
GR (1) GR3033997T3 (de)
PT (1) PT945045E (de)
WO (1) WO1998026633A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002003758A1 (en) * 2000-07-05 2002-01-10 Nanyang Technological University Method and apparatus for perceptual evaluation of audio products
US8023421B2 (en) * 2002-07-25 2011-09-20 Avaya Inc. Method and apparatus for the assessment and optimization of network traffic
CA2424675A1 (en) * 2000-10-17 2002-04-25 Routescience Technologies, Inc. Method and apparatus for performance and cost optimization in an internetwork
US7487237B2 (en) * 2000-10-17 2009-02-03 Avaya Technology Corp. Load optimization
US7720959B2 (en) * 2000-10-17 2010-05-18 Avaya Inc. Method and apparatus for characterizing the quality of a network path
US7349994B2 (en) * 2000-10-17 2008-03-25 Avaya Technology Corp. Method and apparatus for coordinating routing parameters via a back-channel communication medium
US7756032B2 (en) * 2000-10-17 2010-07-13 Avaya Inc. Method and apparatus for communicating data within measurement traffic
US7406539B2 (en) * 2000-10-17 2008-07-29 Avaya Technology Corp. Method and apparatus for performance and cost optimization in an internetwork
EP1241663A1 (de) * 2001-03-13 2002-09-18 Koninklijke KPN N.V. Verfahren und Vorrichtung zur Sprachqualitätsbestimmung
EP1298646B1 (de) * 2001-10-01 2006-01-11 Koninklijke KPN N.V. Verbessertes Verfahren zur Ermittlung der Qualität eines Sprachsignals
US7024362B2 (en) * 2002-02-11 2006-04-04 Microsoft Corporation Objective measure for estimating mean opinion score of synthesized speech
US7386451B2 (en) * 2003-09-11 2008-06-10 Microsoft Corporation Optimization of an objective measure for estimating mean opinion score of synthesized speech
EP1790131B1 (de) 2004-09-09 2012-12-05 Avaya Inc. Verfahren von und systeme für netzwerkverkehrssicherheit
AU2005285694B2 (en) * 2004-09-20 2010-09-16 Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno Frequency compensation for perceptual speech analysis

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4028627A (en) * 1975-12-29 1977-06-07 Motorola, Inc. Sample and hold valley detector
JPS5843662A (ja) * 1981-09-08 1983-03-14 Fujitsu Ltd 波形識別方式
DE3582246D1 (de) * 1985-08-02 1991-04-25 Ibm Vorrichtung zum erkennen des endes der energie eines datensignals.
DE3708002A1 (de) 1987-03-12 1988-09-22 Telefonbau & Normalzeit Gmbh Messverfahren zum beurteilen der guete von sprachcodierern und/oder uebertragungsstrecken
US4860360A (en) 1987-04-06 1989-08-22 Gte Laboratories Incorporated Method of evaluating speech
JPH0398318A (ja) 1989-09-11 1991-04-23 Fujitsu Ltd 音声符号化方式
AU673390B2 (en) * 1993-01-20 1996-11-07 Nec Corporation An AGC circuit for burst signal
SE9301886L (sv) 1993-06-02 1994-12-03 Televerket Förfarande för utvärdering av talkvalitet vid talsyntes
US5727033A (en) * 1994-11-30 1998-03-10 Lucent Technologies Inc. Symbol error based power control for mobile telecommunication system
NL9500512A (nl) * 1995-03-15 1996-10-01 Nederland Ptt Inrichting voor het bepalen van de kwaliteit van een door een signaalbewerkingscircuit te genereren uitgangssignaal, alsmede werkwijze voor het bepalen van de kwaliteit van een door een signaalbewerkingscircuit te genereren uitgangssignaal.
NL1014075C2 (nl) * 2000-01-13 2001-07-16 Koninkl Kpn Nv Methode en inrichting voor het bepalen van de kwaliteit van een signaal.
ATE333751T1 (de) * 2000-11-09 2006-08-15 Koninkl Kpn Nv Messen einer übertragungsqualität einer telefonverbindung in einem fernmeldenetz

Also Published As

Publication number Publication date
EP0945045A1 (de) 1999-09-29
WO1998026633A1 (en) 1998-06-18
JP2000507788A (ja) 2000-06-20
US6594307B1 (en) 2003-07-15
CA2273239A1 (en) 1998-06-18
DE69608316T2 (de) 2000-11-30
DE69608316D1 (de) 2000-06-15
CA2273239C (en) 2003-06-10
AU1371097A (en) 1998-07-03
ATE192896T1 (de) 2000-05-15
PT945045E (pt) 2000-10-31
EP0945045B1 (de) 2000-05-10
GR3033997T3 (en) 2000-11-30

Similar Documents

Publication Publication Date Title
DK0945045T3 (da) Indretning og fremgangsmåde til bestemmelse af signalkvalitet
CA2215367A1 (en) Signal quality determining device and method
DK0692162T3 (da) Fremgangsmåde og apparat til tilvejebringelse af en kvalitetsindikation for en kommunikationsforbindelse
ATE421103T1 (de) Elektrooptisches para-axiales distanzmesssystem
AU7056500A (en) Apparatus and methods for receiving information using variable length accumulation searchers
JPS52111648A (en) Constant voltage circuit
NO20000136L (no) Oppvekkingskrets for et elektronisk apparat
DE60320446D1 (de) Eine schaltung, die ein differenzsignal abgreift
FR2373189A1 (fr) Amplificateur de signaux impulsionnels de largeur modulee
MY125021A (en) Method and apparatus for detecting coins
ATA15912003A (de) Infrarot (ir)-empfangseinrichtung
ES2146921T3 (es) Dispositivo y procedimiento para determinar la calidad de una señal de salida.
GB9905411D0 (en) Degenerate mode combiner
DK114991D0 (da) Fremgangsmaade og apparat til bestemmelse af fase- og frekvensafvigelse
DE69900911D1 (de) Videosignalsverarbeitung
JPS5412613A (en) Radio receiver
DE50213052D1 (de) Netzleitungsübertragungssystem
JPS53114342A (en) Signal detection circuit
JPS5363952A (en) Muting circuit of power amplifier
KR970008987A (ko) 휴대폰을 이용한 데이타 통신에 있어 링 신호 자동 발생장치
JPS57106208A (en) Ssb receiver
KR910011042A (ko) 전원회로의 분주식 동기방법
SU1840269A1 (ru) Устройство обнаружения шумоподобного сигнала
JPS6420717A (en) Synchronizing signal generator
JPS5381169A (en) Direct current measuring apparatus