WO2009022407A1 - 検査方法 - Google Patents

検査方法 Download PDF

Info

Publication number
WO2009022407A1
WO2009022407A1 PCT/JP2007/065827 JP2007065827W WO2009022407A1 WO 2009022407 A1 WO2009022407 A1 WO 2009022407A1 JP 2007065827 W JP2007065827 W JP 2007065827W WO 2009022407 A1 WO2009022407 A1 WO 2009022407A1
Authority
WO
WIPO (PCT)
Prior art keywords
audio signal
signal
inspection method
inspection
procedure
Prior art date
Application number
PCT/JP2007/065827
Other languages
English (en)
French (fr)
Inventor
Yasuji Ota
Takeshi Otani
Masakiyo Tanaka
Original Assignee
Fujitsu Limited
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 Fujitsu Limited filed Critical Fujitsu Limited
Priority to JP2009527996A priority Critical patent/JP4985774B2/ja
Priority to EP07792470.2A priority patent/EP2180643A4/en
Priority to PCT/JP2007/065827 priority patent/WO2009022407A1/ja
Publication of WO2009022407A1 publication Critical patent/WO2009022407A1/ja
Priority to US12/700,200 priority patent/US8488473B2/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/2236—Quality of speech transmission monitoring
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/80—Responding to QoS
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/40—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass for recovering from a failure of a protocol instance or entity, e.g. service redundancy protocols, protocol state redundancy or protocol service redirection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/006—Networks other than PSTN/ISDN providing telephone service, e.g. Voice over Internet Protocol (VoIP), including next generation networks with a packet-switched transport layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computer Security & Cryptography (AREA)
  • Multimedia (AREA)
  • Telephonic Communication Services (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)

Abstract

　 【課題】　本発明に係る検査方法は、ネットワークに混入する雑音、遅延など音質劣化要因を、通話に影響を与えずにネットワーク運用中であっても検出可能とすることを目的とする。 【解決手段】　本発明に係る検査方法は、デジタル信号を伝送する音声通信システムの通話品質を検査する検査装置の検査方法において、該デジタル信号の特徴量に基づき、音声信号か非音声信号かを判別する分析手順と、判別した該非音声信号の一部を特定信号に置換する置換手順と、該非音声信号に該特定信号があるか否かを判別する検査手順とからなることを特徴とする。    
PCT/JP2007/065827 2007-08-13 2007-08-13 検査方法 WO2009022407A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2009527996A JP4985774B2 (ja) 2007-08-13 2007-08-13 検査方法
EP07792470.2A EP2180643A4 (en) 2007-08-13 2007-08-13 INVESTIGATIONS
PCT/JP2007/065827 WO2009022407A1 (ja) 2007-08-13 2007-08-13 検査方法
US12/700,200 US8488473B2 (en) 2007-08-13 2010-02-04 Voice communication quality assessing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/065827 WO2009022407A1 (ja) 2007-08-13 2007-08-13 検査方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/700,200 Continuation US8488473B2 (en) 2007-08-13 2010-02-04 Voice communication quality assessing system

Publications (1)

Publication Number Publication Date
WO2009022407A1 true WO2009022407A1 (ja) 2009-02-19

Family

ID=40350471

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/065827 WO2009022407A1 (ja) 2007-08-13 2007-08-13 検査方法

Country Status (4)

Country Link
US (1) US8488473B2 (ja)
EP (1) EP2180643A4 (ja)
JP (1) JP4985774B2 (ja)
WO (1) WO2009022407A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106934000A (zh) * 2017-03-03 2017-07-07 深圳市彬讯科技有限公司 一种呼叫系统的语音自动质检方法及系统
JPWO2020225851A1 (ja) * 2019-05-07 2020-11-12

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9232048B2 (en) 2013-12-04 2016-01-05 International Business Machines Corporation Quality of experience determination for multi-party VoIP conference calls that account for focus degradation effects
CN107333014A (zh) * 2017-06-29 2017-11-07 上海澄美信息服务有限公司 一种智能录音质检系统
CN111383663A (zh) * 2018-12-29 2020-07-07 北京嘀嘀无限科技发展有限公司 一种录音控制方法、装置、用户终端及存储介质

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03226145A (ja) * 1990-01-31 1991-10-07 Nippon Telegr & Teleph Corp <Ntt> 音声パケット通信方式
JPH07250107A (ja) 1994-03-09 1995-09-26 Nippon Telegr & Teleph Corp <Ntt> 回線品質推定回路
JPH09200878A (ja) * 1996-01-12 1997-07-31 Nec Corp 時分割通話路装置のパス正常性試験方法及びその試験装置
JP2000332758A (ja) 1999-05-21 2000-11-30 Kdd Corp パケット交換網におけるサービス品質評価方法及び装置並びにシステム
WO2004091183A1 (ja) * 2003-04-04 2004-10-21 Mitsubishi Denki Kabushiki Kaisha 音声伝送装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH096383A (ja) * 1995-06-23 1997-01-10 Omron Corp 音声認識装置および方法
US7376132B2 (en) * 2001-03-30 2008-05-20 Verizon Laboratories Inc. Passive system and method for measuring and monitoring the quality of service in a communications network
JP3925164B2 (ja) * 2001-11-12 2007-06-06 株式会社豊田中央研究所 車輌制御装置
JP2004091183A (ja) 2002-09-03 2004-03-25 Fuji Photo Film Co Ltd 画像記録装置
US7746797B2 (en) * 2002-10-09 2010-06-29 Nortel Networks Limited Non-intrusive monitoring of quality levels for voice communications over a packet-based network

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03226145A (ja) * 1990-01-31 1991-10-07 Nippon Telegr & Teleph Corp <Ntt> 音声パケット通信方式
JPH07250107A (ja) 1994-03-09 1995-09-26 Nippon Telegr & Teleph Corp <Ntt> 回線品質推定回路
JPH09200878A (ja) * 1996-01-12 1997-07-31 Nec Corp 時分割通話路装置のパス正常性試験方法及びその試験装置
JP2000332758A (ja) 1999-05-21 2000-11-30 Kdd Corp パケット交換網におけるサービス品質評価方法及び装置並びにシステム
WO2004091183A1 (ja) * 2003-04-04 2004-10-21 Mitsubishi Denki Kabushiki Kaisha 音声伝送装置

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
See also references of EP2180643A4
WEGEL, R. L.; LANE, C. E., PHYS. REV., vol. 23, 1924, pages 266 - 285

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106934000A (zh) * 2017-03-03 2017-07-07 深圳市彬讯科技有限公司 一种呼叫系统的语音自动质检方法及系统
JPWO2020225851A1 (ja) * 2019-05-07 2020-11-12
WO2020225851A1 (ja) * 2019-05-07 2020-11-12 日本電信電話株式会社 データ補正装置、データ補正方法、およびプログラム
JP7184174B2 (ja) 2019-05-07 2022-12-06 日本電信電話株式会社 データ補正装置、データ補正方法、およびプログラム

Also Published As

Publication number Publication date
JP4985774B2 (ja) 2012-07-25
JPWO2009022407A1 (ja) 2010-11-11
US8488473B2 (en) 2013-07-16
US20100135185A1 (en) 2010-06-03
EP2180643A4 (en) 2013-04-10
EP2180643A1 (en) 2010-04-28

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