CA2256064C - Device for determining the quality of an output signal to be generated by a signal processing circuit, and also method - Google Patents
Device for determining the quality of an output signal to be generated by a signal processing circuit, and also method Download PDFInfo
- Publication number
- CA2256064C CA2256064C CA002256064A CA2256064A CA2256064C CA 2256064 C CA2256064 C CA 2256064C CA 002256064 A CA002256064 A CA 002256064A CA 2256064 A CA2256064 A CA 2256064A CA 2256064 C CA2256064 C CA 2256064C
- Authority
- CA
- Canada
- Prior art keywords
- signal
- arrangement
- time
- quality
- parameter
- 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
Links
- 238000012545 processing Methods 0.000 title claims abstract description 101
- 238000000034 method Methods 0.000 title claims description 23
- 238000001228 spectrum Methods 0.000 claims description 94
- 238000012935 Averaging Methods 0.000 claims description 35
- 230000004044 response Effects 0.000 claims description 20
- 230000001131 transforming effect Effects 0.000 claims description 19
- 238000001914 filtration Methods 0.000 claims description 16
- 230000006870 function Effects 0.000 description 46
- 230000008878 coupling Effects 0.000 description 42
- 238000010168 coupling process Methods 0.000 description 42
- 238000005859 coupling reaction Methods 0.000 description 42
- 238000005094 computer simulation Methods 0.000 description 4
- 230000015654 memory Effects 0.000 description 3
- 238000012952 Resampling Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 101100126168 Escherichia coli (strain K12) intE gene Proteins 0.000 description 1
- 235000018734 Sambucus australis Nutrition 0.000 description 1
- 244000180577 Sambucus australis Species 0.000 description 1
- 230000003190 augmentative effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001149 cognitive effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
- G10L25/69—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for evaluating synthetic or decoded voice signals
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Radar Systems Or Details Thereof (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Measurement Of Current Or Voltage (AREA)
- Time-Division Multiplex Systems (AREA)
- Tests Of Electronic Circuits (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP96201348A EP0809236B1 (en) | 1996-05-21 | 1996-05-21 | Device for determining the quality of an output signal to be generated by a signal processing circuit, and also method |
| EP96201348.8 | 1996-05-21 | ||
| PCT/EP1997/002712 WO1997044779A1 (en) | 1996-05-21 | 1997-05-16 | Device for determining the quality of an output signal to be generated by a signal processing circuit, and also method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2256064A1 CA2256064A1 (en) | 1997-11-27 |
| CA2256064C true CA2256064C (en) | 2004-09-07 |
Family
ID=8223989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002256064A Expired - Fee Related CA2256064C (en) | 1996-05-21 | 1997-05-16 | Device for determining the quality of an output signal to be generated by a signal processing circuit, and also method |
Country Status (9)
| Country | Link |
|---|---|
| EP (2) | EP0809236B1 (zh) |
| JP (1) | JP3568538B2 (zh) |
| CN (1) | CN1121677C (zh) |
| AT (2) | ATE205009T1 (zh) |
| AU (1) | AU3167797A (zh) |
| CA (1) | CA2256064C (zh) |
| DE (2) | DE69614829T2 (zh) |
| ES (2) | ES2161965T3 (zh) |
| WO (1) | WO1997044779A1 (zh) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19840548C2 (de) | 1998-08-27 | 2001-02-15 | Deutsche Telekom Ag | Verfahren zur instrumentellen Sprachqualitätsbestimmung |
| NL1014075C2 (nl) * | 2000-01-13 | 2001-07-16 | Koninkl Kpn Nv | Methode en inrichting voor het bepalen van de kwaliteit van een signaal. |
| WO2001065543A1 (en) * | 2000-02-29 | 2001-09-07 | Telefonaktiebolaget Lm Ericsson (Publ) | Compensation for linear filtering using frequency weighting factors |
| ES2313413T3 (es) * | 2004-09-20 | 2009-03-01 | Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno | Compensacion en frecuencia para el analisis de precepcion de habla. |
| ATE470931T1 (de) * | 2007-10-11 | 2010-06-15 | Koninkl Kpn Nv | Verfahren und system zur messung der sprachverständlichkeit eines tonübertragungssystems |
| EP2733700A1 (en) * | 2012-11-16 | 2014-05-21 | Nederlandse Organisatie voor toegepast -natuurwetenschappelijk onderzoek TNO | Method of and apparatus for evaluating intelligibility of a degraded speech signal |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0398318A (ja) * | 1989-09-11 | 1991-04-23 | Fujitsu Ltd | 音声符号化方式 |
| JPH07261797A (ja) * | 1994-03-18 | 1995-10-13 | Mitsubishi Electric Corp | 信号符号化装置及び信号復号化装置 |
-
1996
- 1996-05-21 EP EP96201348A patent/EP0809236B1/en not_active Expired - Lifetime
- 1996-05-21 AT AT96201348T patent/ATE205009T1/de not_active IP Right Cessation
- 1996-05-21 ES ES96201348T patent/ES2161965T3/es not_active Expired - Lifetime
- 1996-05-21 DE DE69614829T patent/DE69614829T2/de not_active Expired - Fee Related
-
1997
- 1997-05-16 CN CN97196546.3A patent/CN1121677C/zh not_active Expired - Fee Related
- 1997-05-16 AT AT97927046T patent/ATE222015T1/de not_active IP Right Cessation
- 1997-05-16 DE DE69714585T patent/DE69714585T2/de not_active Expired - Lifetime
- 1997-05-16 AU AU31677/97A patent/AU3167797A/en not_active Abandoned
- 1997-05-16 WO PCT/EP1997/002712 patent/WO1997044779A1/en active IP Right Grant
- 1997-05-16 JP JP54159097A patent/JP3568538B2/ja not_active Expired - Fee Related
- 1997-05-16 EP EP97927046A patent/EP0901677B1/en not_active Expired - Lifetime
- 1997-05-16 CA CA002256064A patent/CA2256064C/en not_active Expired - Fee Related
- 1997-05-16 ES ES97927046T patent/ES2182094T3/es not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP3568538B2 (ja) | 2004-09-22 |
| EP0901677A1 (en) | 1999-03-17 |
| EP0809236B1 (en) | 2001-08-29 |
| AU3167797A (en) | 1997-12-09 |
| DE69614829D1 (de) | 2001-10-04 |
| ATE205009T1 (de) | 2001-09-15 |
| DE69714585T2 (de) | 2003-04-03 |
| EP0809236A1 (en) | 1997-11-26 |
| CN1121677C (zh) | 2003-09-17 |
| ATE222015T1 (de) | 2002-08-15 |
| JP2000515985A (ja) | 2000-11-28 |
| EP0901677B1 (en) | 2002-08-07 |
| ES2182094T3 (es) | 2003-03-01 |
| CA2256064A1 (en) | 1997-11-27 |
| ES2161965T3 (es) | 2001-12-16 |
| DE69714585D1 (de) | 2002-09-12 |
| WO1997044779A1 (en) | 1997-11-27 |
| DE69614829T2 (de) | 2002-04-04 |
| CN1225738A (zh) | 1999-08-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2215366C (en) | Signal quality determining device and method | |
| AU683183B2 (en) | Analysis of audio quality | |
| AU670950B2 (en) | Method and apparatus for objective speech quality measurements of telecommunication equipment | |
| US5621854A (en) | Method and apparatus for objective speech quality measurements of telecommunication equipment | |
| EP0945045B1 (en) | Device and method for signal quality determination | |
| JPH06152542A (ja) | 高能率符号化装置、ノイズスペクトル変更装置及び方法 | |
| CA2256064C (en) | Device for determining the quality of an output signal to be generated by a signal processing circuit, and also method | |
| Moore et al. | Why Are Commercials so Loud?'Perception and Modeling of the Loudness of Amplitude-Compressed Speech | |
| JPH11103495A (ja) | 音響再生装置の位相補償システム | |
| Nielsen | Objective scaling of sound quality for normal-hearing and hearing-impaired listeners | |
| JPH1026994A (ja) | カラオケ採点装置 | |
| Kozlowski et al. | The comparison between subjective and objective, perceptual based evaluation of compressed speech and audio signals | |
| SU1007206A1 (ru) | Объективный измеритель эквивалентов затухани | |
| Dziechciński | Comparison of digital loudspeaker-equalization techniques | |
| Bramsløw | Objective Scaling of Sound Quality for Normal-Hearing and Hearing-Impaired Listeners |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |
Effective date: 20130516 |