DE60038545D1 - Anordnung zur verbesserung der sprachqualität für voice-over-ip-(voip)-anrufe - Google Patents
Anordnung zur verbesserung der sprachqualität für voice-over-ip-(voip)-anrufeInfo
- Publication number
- DE60038545D1 DE60038545D1 DE60038545T DE60038545T DE60038545D1 DE 60038545 D1 DE60038545 D1 DE 60038545D1 DE 60038545 T DE60038545 T DE 60038545T DE 60038545 T DE60038545 T DE 60038545T DE 60038545 D1 DE60038545 D1 DE 60038545D1
- Authority
- DE
- Germany
- Prior art keywords
- arrangement
- voip
- calls
- voice over
- trau
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/18—Service support devices; Network management devices
- H04W88/181—Transcoding devices; Rate adaptation devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/64—Hybrid switching systems
- H04L12/6418—Hybrid transport
-
- 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
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/40—Network security protocols
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/64—Hybrid switching systems
- H04L12/6418—Hybrid transport
- H04L2012/6421—Medium of transmission, e.g. fibre, cable, radio, satellite
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/64—Hybrid switching systems
- H04L12/6418—Hybrid transport
- H04L2012/6472—Internet
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/64—Hybrid switching systems
- H04L12/6418—Hybrid transport
- H04L2012/6486—Signalling Protocols
-
- 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
- H04L65/1066—Session management
- H04L65/1101—Session protocols
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M7/00—Arrangements for interconnection between switching centres
- H04M7/12—Arrangements for interconnection between switching centres for working between exchanges having different types of switching equipment, e.g. power-driven and step by step or decimal and non-decimal
- H04M7/1205—Arrangements for interconnection between switching centres for working between exchanges having different types of switching equipment, e.g. power-driven and step by step or decimal and non-decimal where the types of switching equipement comprises PSTN/ISDN equipment and switching equipment of networks other than PSTN/ISDN, e.g. Internet Protocol networks
- H04M7/1225—Details of core network interconnection arrangements
- H04M7/1235—Details of core network interconnection arrangements where one of the core networks is a wireless network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M7/00—Arrangements for interconnection between switching centres
- H04M7/12—Arrangements for interconnection between switching centres for working between exchanges having different types of switching equipment, e.g. power-driven and step by step or decimal and non-decimal
- H04M7/1205—Arrangements for interconnection between switching centres for working between exchanges having different types of switching equipment, e.g. power-driven and step by step or decimal and non-decimal where the types of switching equipement comprises PSTN/ISDN equipment and switching equipment of networks other than PSTN/ISDN, e.g. Internet Protocol networks
- H04M7/1275—Methods and means to improve the telephone service quality, e.g. reservation, prioritisation or admission control
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Telephonic Communication Services (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
- Machine Translation (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO991169 | 1999-03-10 | ||
NO19991169A NO310950B1 (no) | 1999-03-10 | 1999-03-10 | Anordning for forbedring av talekvalitet, spesielt for VoIP (Voice over IP) anrop |
PCT/SE2000/000376 WO2000054529A1 (en) | 1999-03-10 | 2000-02-25 | ARRANGEMENT FOR IMPROVING THE SPEECH QUALITY, ESPECIALLY FOR VoIP (VOICE OVER IP) CALLS |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60038545D1 true DE60038545D1 (de) | 2008-05-21 |
DE60038545T2 DE60038545T2 (de) | 2009-07-16 |
Family
ID=19903069
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60038545T Expired - Lifetime DE60038545T2 (de) | 1999-03-10 | 2000-02-25 | Anordnung zur verbesserung der sprachqualität für voice-over-ip-(voip)-anrufe |
Country Status (11)
Country | Link |
---|---|
US (1) | US6611694B1 (de) |
EP (1) | EP1157573B1 (de) |
JP (1) | JP4748857B2 (de) |
KR (1) | KR100506511B1 (de) |
CN (1) | CN1132458C (de) |
AT (1) | ATE392100T1 (de) |
AU (1) | AU765760B2 (de) |
DE (1) | DE60038545T2 (de) |
ES (1) | ES2302690T3 (de) |
NO (1) | NO310950B1 (de) |
WO (1) | WO2000054529A1 (de) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3701492B2 (ja) * | 1999-02-19 | 2005-09-28 | 富士通株式会社 | ゲートウェイ装置 |
FI107211B (fi) * | 1999-07-09 | 2001-06-15 | Nokia Networks Oy | Menetelmä koodaustiedon välittämiseksi pakettiverkon yli |
FI107210B (fi) * | 1999-07-09 | 2001-06-15 | Nokia Networks Oy | Menetelmä puhelujen välittämiseksi pakettiverkon kautta |
FR2802743B1 (fr) * | 1999-12-20 | 2002-02-22 | Cit Alcatel | Procede de transmission de mini-messages et son dispositif associe |
FR2806560B1 (fr) * | 2000-03-20 | 2002-10-04 | Cit Alcatel | Procede pour optimiser la qualite de parole dans un systeme de radiocommunications mobiles |
US6751477B1 (en) * | 2000-05-17 | 2004-06-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Systems and methods for dynamically optimizing the fidelity of a speech signal received from a wireless telephony device and transmitted through a packet-switched network |
US6785339B1 (en) | 2000-10-31 | 2004-08-31 | Motorola, Inc. | Method and apparatus for providing speech quality based packet enhancement in packet switched networks |
US6965562B2 (en) * | 2000-12-14 | 2005-11-15 | Nokia Networks | System and method for managing a network to sustain the quality of voice over internet protocol communications |
US20020075850A1 (en) * | 2000-12-20 | 2002-06-20 | Telefonaktiebolaget L M Ericsson (Publ) | Method and apparatus for using the voice over internet protocol to handoff call connections |
US7167451B1 (en) * | 2000-12-21 | 2007-01-23 | Cisco Technology, Inc. | User controlled audio quality for voice-over-IP telephony systems |
JP2002217972A (ja) * | 2001-01-12 | 2002-08-02 | Nec Corp | 輻輳状況対応型VoIPシステム、及び、VoIPシステムの輻輳回避方法 |
US8059663B1 (en) * | 2003-07-10 | 2011-11-15 | Sprint Spectrum L.P. | Gateway-based system and method for tandem free operation |
DE10343803A1 (de) * | 2003-09-22 | 2005-04-21 | Siemens Ag | Telekommunikationsanordnung und Verfahren zum Übertragen von Sprachsignalen |
US7839887B1 (en) * | 2003-10-16 | 2010-11-23 | Network Equipment Technologies, Inc. | Method and system for providing frame rate adaption |
EP1700392A4 (de) * | 2003-12-09 | 2008-12-10 | Alcatel Wireless Inc | Verfahren und system zum tandem-frei-betrieb auf paketbasis |
US20050238000A1 (en) * | 2004-04-23 | 2005-10-27 | Pollock Graham S | System and method for computing demand placed on a packet-switched network by streaming media communication |
US7328027B1 (en) | 2004-05-11 | 2008-02-05 | Sprint Spectrum L.P. | Method for vocoder selection based on loads in coverage areas of a wireless wide area network |
EP1758274A4 (de) | 2004-06-01 | 2012-03-14 | Nec Corp | Informationslieferungssystem, verfahren und programm |
US7881712B1 (en) * | 2004-12-23 | 2011-02-01 | Cisco Technology, Inc. | Generating and signaling tones in a communications network |
US7830862B2 (en) * | 2005-01-07 | 2010-11-09 | At&T Intellectual Property Ii, L.P. | System and method for modifying speech playout to compensate for transmission delay jitter in a voice over internet protocol (VoIP) network |
US7924890B2 (en) * | 2006-02-13 | 2011-04-12 | Cisco Technology, Inc. | Apparatus and method for increasing reliability of data sensitive to packet loss |
EP1860851B1 (de) * | 2006-05-26 | 2011-11-09 | Incard SA | Verfahren zum Implementieren von Voice over IP mittels eines mit einem paketorientierten Netz verbundenen elektronischen Geräts |
WO2008098501A1 (fr) * | 2007-02-02 | 2008-08-21 | Huawei Technologies Co., Ltd. | Procede, appareil et systeme de reglage de relevement gsm |
WO2009000292A1 (en) * | 2007-06-25 | 2008-12-31 | Telefonaktiebolaget Lm Ericsson (Publ) | Technique for reducing transcoding operations in a telecommunication system |
CN101237299B (zh) * | 2007-12-27 | 2011-04-20 | 华为技术有限公司 | 语音业务处理模块、系统及方法 |
US9521015B2 (en) * | 2010-12-21 | 2016-12-13 | Genband Us Llc | Dynamic insertion of a quality enhancement gateway |
CN103796243B (zh) * | 2012-10-30 | 2017-04-05 | 中兴通讯股份有限公司 | Tfo配置参数传输方法及系统 |
KR101893829B1 (ko) | 2016-09-29 | 2018-08-31 | 주식회사 온피아 | 데이터 변조를 통한 녹취파일의 암호화 및 복호화 방법 |
CN111462767B (zh) * | 2020-04-10 | 2024-01-09 | 全景声科技南京有限公司 | 音频信号的增量编码方法及装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08506472A (ja) | 1993-12-02 | 1996-07-09 | モトローラ・インコーポレイテッド | 通信システム内の局部装置間で通信を行うための方法および装置 |
FI941125A (fi) * | 1994-03-09 | 1995-09-10 | Nokia Telecommunications Oy | Matkaviestinjärjestelmä ja puhelunohjausmenetelmä |
US5608779A (en) * | 1994-11-08 | 1997-03-04 | Motorola, Inc. | Method for communications between mobile units using single and multiple switching center configurations |
FI98972C (fi) * | 1994-11-21 | 1997-09-10 | Nokia Telecommunications Oy | Digitaalinen matkaviestinjärjestelmä |
FI102445B1 (fi) * | 1996-02-08 | 1998-11-30 | Nokia Telecommunications Oy | Transmissiolaitteisto keskusten väliselle yhteydelle |
US6324402B1 (en) * | 1997-10-07 | 2001-11-27 | Nortel Dasa Network System Gmbh & Co. Kg | Integration scheme for a mobile telephone |
US6295302B1 (en) * | 1998-04-24 | 2001-09-25 | Telefonaktiebolaget L M Ericsson (Publ) | Alternating speech and data transmission in digital communications systems |
US6256612B1 (en) * | 1998-12-03 | 2001-07-03 | Telefonaktiebolaget L M Ericsson (Publ) | End-to-end coder/decoder (codec) |
-
1999
- 1999-03-10 NO NO19991169A patent/NO310950B1/no not_active IP Right Cessation
-
2000
- 2000-02-25 JP JP2000604629A patent/JP4748857B2/ja not_active Expired - Lifetime
- 2000-02-25 AT AT00915632T patent/ATE392100T1/de not_active IP Right Cessation
- 2000-02-25 KR KR10-2001-7011433A patent/KR100506511B1/ko active IP Right Grant
- 2000-02-25 AU AU36861/00A patent/AU765760B2/en not_active Expired
- 2000-02-25 EP EP00915632A patent/EP1157573B1/de not_active Expired - Lifetime
- 2000-02-25 DE DE60038545T patent/DE60038545T2/de not_active Expired - Lifetime
- 2000-02-25 ES ES00915632T patent/ES2302690T3/es not_active Expired - Lifetime
- 2000-02-25 WO PCT/SE2000/000376 patent/WO2000054529A1/en active IP Right Grant
- 2000-02-25 CN CN008044880A patent/CN1132458C/zh not_active Expired - Lifetime
- 2000-03-09 US US09/522,994 patent/US6611694B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR100506511B1 (ko) | 2005-08-05 |
CN1342375A (zh) | 2002-03-27 |
CN1132458C (zh) | 2003-12-24 |
ATE392100T1 (de) | 2008-04-15 |
NO310950B1 (no) | 2001-09-17 |
NO991169D0 (no) | 1999-03-10 |
KR20010108335A (ko) | 2001-12-07 |
WO2000054529A1 (en) | 2000-09-14 |
NO991169L (no) | 2000-09-11 |
US6611694B1 (en) | 2003-08-26 |
AU765760B2 (en) | 2003-09-25 |
DE60038545T2 (de) | 2009-07-16 |
EP1157573B1 (de) | 2008-04-09 |
EP1157573A1 (de) | 2001-11-28 |
ES2302690T3 (es) | 2008-08-01 |
AU3686100A (en) | 2000-09-28 |
JP2002539690A (ja) | 2002-11-19 |
JP4748857B2 (ja) | 2011-08-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |