DE60036912D1 - System und Verfahren zur Bandbreite-Basierte Codec-Auswahl - Google Patents
System und Verfahren zur Bandbreite-Basierte Codec-AuswahlInfo
- Publication number
- DE60036912D1 DE60036912D1 DE60036912T DE60036912T DE60036912D1 DE 60036912 D1 DE60036912 D1 DE 60036912D1 DE 60036912 T DE60036912 T DE 60036912T DE 60036912 T DE60036912 T DE 60036912T DE 60036912 D1 DE60036912 D1 DE 60036912D1
- Authority
- DE
- Germany
- Prior art keywords
- bandwidth
- codec selection
- based codec
- selection
- codec
- 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
- 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
- H04L65/1106—Call signalling protocols; H.323 and related
-
- 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
-
- 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
- H04L65/10—Architectures or entities
- H04L65/102—Gateways
- H04L65/1043—Gateway controllers, e.g. media gateway control protocol [MGCP] controllers
-
- 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
- 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
- H04M7/0072—Speech codec negotiation
-
- 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
- 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
- H04L69/24—Negotiation of communication capabilities
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
- H04Q2213/13034—A/D conversion, code compression/expansion
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
- H04Q2213/13106—Microprocessor, CPU
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
- H04Q2213/13196—Connection circuit/link/trunk/junction, bridge, router, gateway
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
- H04Q2213/13204—Protocols
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
- H04Q2213/1325—Priority service
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
- H04Q2213/1327—Release and resetting of connection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
- H04Q2213/13299—Bus
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
- H04Q2213/13389—LAN, internet
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Business, Economics & Management (AREA)
- General Business, Economics & Management (AREA)
- Computer Security & Cryptography (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Communication Control (AREA)
- Telephonic Communication Services (AREA)
- Small-Scale Networks (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/467,550 US6373839B1 (en) | 1999-12-10 | 1999-12-10 | Bandwidth biased codec selection system and method |
US467550 | 1999-12-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60036912D1 true DE60036912D1 (de) | 2007-12-13 |
DE60036912T2 DE60036912T2 (de) | 2008-04-30 |
Family
ID=23856156
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60036912T Expired - Lifetime DE60036912T2 (de) | 1999-12-10 | 2000-11-23 | System und Verfahren zur Bandbreite-Basierte Codec-Auswahl |
Country Status (4)
Country | Link |
---|---|
US (1) | US6373839B1 (de) |
EP (1) | EP1107538B1 (de) |
JP (1) | JP2001203726A (de) |
DE (1) | DE60036912T2 (de) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6633582B1 (en) * | 1999-05-20 | 2003-10-14 | Cisco Technology Inc. | Symmetrical codec selection in an asymmetrical codec environment |
US6757823B1 (en) * | 1999-07-27 | 2004-06-29 | Nortel Networks Limited | System and method for enabling secure connections for H.323 VoIP calls |
US6868090B1 (en) * | 2000-06-30 | 2005-03-15 | Cisco Technology, Inc. | ITU H450.1-based ITU H.323 SCP method and apparatus |
US7031279B2 (en) * | 2000-12-30 | 2006-04-18 | Lg Electronics Inc. | Gatekeeper supporting handoff and handoff method in IP telephony system |
US7006456B2 (en) * | 2001-02-02 | 2006-02-28 | Nortel Networks Limited | Method and apparatus for packet-based media communication |
DE10163478C2 (de) * | 2001-12-21 | 2003-12-18 | Siemens Ag | Verfahren und Anordnung zur Codec-Verhandlung |
US7072959B2 (en) * | 2002-01-15 | 2006-07-04 | Cisco Technology, Inc. | Method and apparatus for dynamically assigning a network endpoint to a network region for selecting a proper codec |
US20030219006A1 (en) * | 2002-05-21 | 2003-11-27 | Har Benjamin Yuh Loong | Virtual end-to-end coder/decoder capability in H.323 gateways |
NZ520986A (en) * | 2002-08-23 | 2005-04-29 | Ectus Ltd | Audiovisual media encoding system |
FR2845857B1 (fr) * | 2002-10-15 | 2005-02-25 | Cit Alcatel | Dispositif et procede de traitement de donnees pour l'etablissement de canaux de transmission entre terminaux d'un reseau de communications |
KR100457751B1 (ko) * | 2002-10-23 | 2004-11-18 | 경북대학교 산학협력단 | 가변 전송율을 갖는 음성코덱을 적용한 인터넷전화시스템에서의 음성코덱 모드 할당 방법 |
US7113582B1 (en) * | 2003-01-27 | 2006-09-26 | Sprint Spectrum L.P. | System for caller control over call routing paths |
DE10354659B4 (de) * | 2003-11-22 | 2013-09-05 | Robert Bosch Gmbh | Festlegung einer gemeinsamen Betriebsart für kooperierende Geräte |
US7379461B2 (en) | 2004-04-26 | 2008-05-27 | Alcatel Lucent | System and method for indicating network quality of service capability as a presence attribute of an end-user |
US7630308B1 (en) * | 2004-05-03 | 2009-12-08 | Level 3 Communications, Llc | Systems and methods for applying a variable encoding/decoding scheme in a communication network |
KR100639323B1 (ko) | 2004-07-27 | 2006-10-30 | 엘지전자 주식회사 | 이동통신단말기를 이용한 브이오아이피 서비스에서의음성신호 보코딩 방법 및 데이터 전송방법 |
KR100603581B1 (ko) | 2004-12-02 | 2006-07-24 | 삼성전자주식회사 | 브이 오 아이 피 단말의 음원 서비스를 위한 코덱 정보변경 시스템 및 그 방법 |
DE102005037586B4 (de) * | 2005-08-05 | 2012-03-29 | Avaya-Tenovis Gmbh & Co. Kg | IP-Telefon mit Code-Auswahl nach Netzkapazität |
KR100703354B1 (ko) * | 2005-08-11 | 2007-04-03 | 삼성전자주식회사 | 휴대단말기의 화상통화모드에서 영상데이터 전송방법 |
US8300636B2 (en) * | 2005-09-16 | 2012-10-30 | Acme Products, Inc. | Method and system of routing media packets in a network device |
US20070133516A1 (en) * | 2005-12-14 | 2007-06-14 | General Instrument Corporation | Method and apparatus for selecting a codec in a packet-switched communication network |
US20070140116A1 (en) * | 2005-12-16 | 2007-06-21 | Microsoft Corporation | Interactive Codec Selection |
CN101056452B (zh) * | 2006-04-18 | 2010-05-12 | 华为技术有限公司 | 通信系统中协商语音编解码格式的方法及系统 |
KR100744567B1 (ko) * | 2006-09-29 | 2007-08-01 | 한국전자통신연구원 | 멀티 네트워크 멀티 코덱 환경에서 트랜스코딩 횟수를최소화하는 장치 및 방법 |
CN101056466B (zh) * | 2007-02-12 | 2010-09-08 | 华为技术有限公司 | 一种呼叫过程中调整语音编解码方式的方法及装置 |
US8355334B2 (en) * | 2007-02-28 | 2013-01-15 | Stmicroelectronics Asia Pacific Pte, Ltd. | Speech codec selection for improved voice quality in a packet based network |
US20080279097A1 (en) * | 2007-05-09 | 2008-11-13 | Campion Nicholas F | Methods, Systems, and Computer Program Products for Network Device Congestion Relief |
US20090006533A1 (en) * | 2007-06-28 | 2009-01-01 | Yahoo! Inc. | Server-aided approach to improve media negotiation efficiency |
EP2822262B1 (de) * | 2011-08-17 | 2019-04-03 | Telefonaktiebolaget LM Ericsson (publ) | Mechanismus zur dynamischen Signalisierung von Kodierkapazitäten |
US20150365244A1 (en) * | 2013-02-22 | 2015-12-17 | Unify Gmbh & Co. Kg | Method for controlling data streams of a virtual session with multiple participants, collaboration server, computer program, computer program product, and digital storage medium |
US9729287B2 (en) | 2014-12-05 | 2017-08-08 | Facebook, Inc. | Codec with variable packet size |
US9729601B2 (en) | 2014-12-05 | 2017-08-08 | Facebook, Inc. | Decoupled audio and video codecs |
US10469630B2 (en) | 2014-12-05 | 2019-11-05 | Facebook, Inc. | Embedded RTCP packets |
US9667801B2 (en) * | 2014-12-05 | 2017-05-30 | Facebook, Inc. | Codec selection based on offer |
US9729726B2 (en) | 2014-12-05 | 2017-08-08 | Facebook, Inc. | Seamless codec switching |
US10506004B2 (en) | 2014-12-05 | 2019-12-10 | Facebook, Inc. | Advanced comfort noise techniques |
US9876838B2 (en) * | 2015-06-02 | 2018-01-23 | Verizon Patent And Licensing Inc. | Dynamic codec negotiation |
CN110445929B (zh) * | 2019-07-29 | 2022-05-20 | 腾讯科技(深圳)有限公司 | 通话连接建立方法、服务器、电子装置及存储介质 |
US11445252B1 (en) * | 2021-07-08 | 2022-09-13 | Meta Platforms, Inc. | Prioritizing encoding of video data received by an online system to maximize visual quality while accounting for fixed computing capacity |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4675863A (en) | 1985-03-20 | 1987-06-23 | International Mobile Machines Corp. | Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels |
US5546398A (en) | 1993-07-23 | 1996-08-13 | Nts Communications, Inc. | Signal intercept system and method |
US5742773A (en) | 1996-04-18 | 1998-04-21 | Microsoft Corporation | Method and system for audio compression negotiation for multiple channels |
US5949975A (en) * | 1997-03-12 | 1999-09-07 | Microsoft Corp. | Method and system for negotiating capabilities when sharing an application program with multiple computer systems |
US6058115A (en) * | 1997-08-04 | 2000-05-02 | Motorola, Inc. | Communication method and apparatus utilizing protocol options |
US6185288B1 (en) * | 1997-12-18 | 2001-02-06 | Nortel Networks Limited | Multimedia call signalling system and method |
US6154465A (en) * | 1998-10-06 | 2000-11-28 | Vertical Networks, Inc. | Systems and methods for multiple mode voice and data communications using intelligenty bridged TDM and packet buses and methods for performing telephony and data functions using the same |
US5956490A (en) * | 1998-06-30 | 1999-09-21 | Motorola, Inc. | Method, client device, server and computer readable medium for specifying and negotiating compression of uniform resource identifiers |
-
1999
- 1999-12-10 US US09/467,550 patent/US6373839B1/en not_active Expired - Lifetime
-
2000
- 2000-11-23 DE DE60036912T patent/DE60036912T2/de not_active Expired - Lifetime
- 2000-11-23 EP EP00310388A patent/EP1107538B1/de not_active Expired - Lifetime
- 2000-12-07 JP JP2000372604A patent/JP2001203726A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP1107538A2 (de) | 2001-06-13 |
US6373839B1 (en) | 2002-04-16 |
EP1107538B1 (de) | 2007-10-31 |
DE60036912T2 (de) | 2008-04-30 |
JP2001203726A (ja) | 2001-07-27 |
EP1107538A3 (de) | 2003-06-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8320 | Willingness to grant licences declared (paragraph 23) | ||
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: FRITZSCHE, T., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., |