KR100450964B1
(en)
*
|
2001-10-13 |
2004-10-02 |
삼성전자주식회사 |
Method for servicing of station group in internet protocol telephony exchange system
|
KR100410809B1
(en)
*
|
2002-01-11 |
2003-12-18 |
(주)애니 유저넷 |
Communication method for SIP under Network Address Translation
|
KR100480722B1
(en)
*
|
2002-10-07 |
2005-04-07 |
엘지전자 주식회사 |
IP Phone having ringback tone generating apparatus and Method for transmitting ringback tone thereof
|
US7480287B2
(en)
*
|
2002-11-19 |
2009-01-20 |
Murata Kikai Kabushiki Kaisha |
Communication terminal device, communication method and electronic mail server
|
US7852859B2
(en)
*
|
2002-12-31 |
2010-12-14 |
Alcatel Lucent |
System and method for interfacing legacy IP-PBX systems to SIP networks
|
US7450563B2
(en)
*
|
2003-01-06 |
2008-11-11 |
At&T Intellectual Property, Ii, L.P. |
Call setup request confirmation
|
JP4205445B2
(en)
*
|
2003-01-24 |
2009-01-07 |
株式会社日立コミュニケーションテクノロジー |
Exchange device
|
US20040163126A1
(en)
*
|
2003-01-31 |
2004-08-19 |
Qwest Communications International Inc. |
Methods and apparatus for delivering a computer data stream to a video appliance with a network interface device
|
US8050281B2
(en)
*
|
2003-01-31 |
2011-11-01 |
Qwest Communications International Inc. |
Alert gateway, systems and methods
|
US8490129B2
(en)
|
2003-01-31 |
2013-07-16 |
Qwest Communications International Inc. |
Methods, systems and apparatus for selectively distributing urgent public information
|
US7793003B2
(en)
*
|
2003-01-31 |
2010-09-07 |
Qwest Communications International Inc |
Systems and methods for integrating microservers with a network interface device
|
US8713617B2
(en)
*
|
2003-01-31 |
2014-04-29 |
Qwest Communications International Inc. |
Systems and methods for providing television signals using a network interface device
|
US20040150750A1
(en)
*
|
2003-01-31 |
2004-08-05 |
Qwest Communications International Inc. |
Systems and methods for monitoring visual information
|
US7921443B2
(en)
*
|
2003-01-31 |
2011-04-05 |
Qwest Communications International, Inc. |
Systems and methods for providing video and data services to a customer premises
|
US10142023B2
(en)
|
2003-01-31 |
2018-11-27 |
Centurylink Intellectual Property Llc |
Antenna system and methods for wireless optical network termination
|
US7263179B2
(en)
*
|
2003-03-11 |
2007-08-28 |
Avaya Technology Corp. |
Apparatus and method for identification of person placing a phone call
|
JP4437013B2
(en)
*
|
2003-04-14 |
2010-03-24 |
Necインフロンティア株式会社 |
IP-PBX system and IP terminal control program
|
US7328257B2
(en)
*
|
2003-06-06 |
2008-02-05 |
Avaya Technology Corp. |
System for automatically assigning a telephone number to an existing telephone after detecting a network connection of a portable computer
|
US7817567B2
(en)
*
|
2003-07-28 |
2010-10-19 |
Jds Uniphase Corporation |
Troubleshooting a specific voice over internet protocol (VOIP) telephone call transmitted over a communications network
|
US8112449B2
(en)
*
|
2003-08-01 |
2012-02-07 |
Qwest Communications International Inc. |
Systems and methods for implementing a content object access point
|
US6956827B2
(en)
|
2003-08-15 |
2005-10-18 |
Popular Telephony, Inc. |
Distribution of identifiers in serverless networks
|
US7990948B2
(en)
|
2003-08-15 |
2011-08-02 |
Quintence Properties Kg, Llc |
Serverless and switchless internet protocol telephony system and method
|
US20050041642A1
(en)
*
|
2003-08-18 |
2005-02-24 |
Robinson Jeffrey I. |
Method, apparatus and system providing improved voice routing capabilities
|
US7257214B2
(en)
*
|
2003-08-22 |
2007-08-14 |
Hewlett-Packard Development Company, L.P. |
Low cost migration to a VoIP system
|
JP4328595B2
(en)
|
2003-10-21 |
2009-09-09 |
Necインフロンティア株式会社 |
Network, private branch exchange, and multiprotocol communication terminal control method used therefor
|
JP4728569B2
(en)
|
2003-10-21 |
2011-07-20 |
Necインフロンティア株式会社 |
Network, private branch exchange, and PBX additional service activation method used therefor
|
KR100554228B1
(en)
*
|
2003-10-31 |
2006-02-22 |
한국전자통신연구원 |
Common call Connection Control method and media gateway thereby
|
DE10354947A1
(en)
*
|
2003-11-25 |
2005-06-30 |
Siemens Ag |
Method for transmitting communication data in a communication system
|
CN100574255C
(en)
*
|
2004-03-25 |
2009-12-23 |
冲电气工业株式会社 |
VoIP communication system and utilize the dialed number information analytical method of this system
|
GB2413454B
(en)
*
|
2004-04-19 |
2006-12-27 |
Intelli Call Ltd |
Providing information relating to a telephone call
|
GB2414890A
(en)
*
|
2004-06-03 |
2005-12-07 |
Mitel Networks Corp |
Enhanced language support for legacy call control system
|
CN100440831C
(en)
*
|
2004-06-07 |
2008-12-03 |
杭州华三通信技术有限公司 |
Method for centralized controlling intra-domain number resource in sound network
|
US8363637B2
(en)
*
|
2004-06-30 |
2013-01-29 |
Movius Interactive Inc. |
Telephony protocol server and telephony protocol client in a distributed IP architecture telecommunications system
|
US7668303B2
(en)
|
2004-08-31 |
2010-02-23 |
Aspect Software, Inc. |
Call tracking using SIP presence mechanism
|
US7451921B2
(en)
|
2004-09-01 |
2008-11-18 |
Eric Morgan Dowling |
Methods, smart cards, and systems for providing portable computer, VoIP, and application services
|
EP1881654A1
(en)
*
|
2005-05-13 |
2008-01-23 |
Nessociet Inc. |
Peer-to-peer communication method and system enabling call and arrival
|
JP4550705B2
(en)
*
|
2005-09-22 |
2010-09-22 |
株式会社東芝 |
Server device
|
CN1941818B
(en)
*
|
2005-09-30 |
2010-06-02 |
黄音凯 |
Method and system for integrating network telephone into general telephone
|
US8553678B2
(en)
*
|
2005-10-04 |
2013-10-08 |
Cisco Technology, Inc. |
Distributed codec for packet-based communications
|
US7751536B1
(en)
*
|
2005-10-07 |
2010-07-06 |
Avaya Inc. |
Line appearance reservation for SIP endpoints
|
US20070086432A1
(en)
*
|
2005-10-19 |
2007-04-19 |
Marco Schneider |
Methods and apparatus for automated provisioning of voice over internet protocol gateways
|
US7924987B2
(en)
|
2005-10-19 |
2011-04-12 |
At&T Intellectual Property I., L.P. |
Methods, apparatus and data structures for managing distributed communication systems
|
US7839988B2
(en)
*
|
2005-10-19 |
2010-11-23 |
At&T Intellectual Property I, L.P. |
Methods and apparatus for data structure driven authorization and/or routing of outdial communication services
|
US8238327B2
(en)
|
2005-10-19 |
2012-08-07 |
At&T Intellectual Property I, L.P. |
Apparatus and methods for subscriber and enterprise assignments and resource sharing
|
US20070086433A1
(en)
*
|
2005-10-19 |
2007-04-19 |
Cunetto Philip C |
Methods and apparatus for allocating shared communication resources to outdial communication services
|
US20070116234A1
(en)
*
|
2005-10-19 |
2007-05-24 |
Marco Schneider |
Methods and apparatus for preserving access information during call transfers
|
US7643472B2
(en)
*
|
2005-10-19 |
2010-01-05 |
At&T Intellectual Property I, Lp |
Methods and apparatus for authorizing and allocating outdial communication services
|
JP2007124134A
(en)
*
|
2005-10-26 |
2007-05-17 |
Toshiba Corp |
Server apparatus
|
CN100413377C
(en)
*
|
2005-11-17 |
2008-08-20 |
华为技术有限公司 |
Method for realizing multiple telephone sets shared antenna cut-in terminal
|
US7907718B2
(en)
*
|
2005-11-18 |
2011-03-15 |
Cisco Technology, Inc. |
VoIP call routing
|
KR100662188B1
(en)
*
|
2005-12-26 |
2006-12-27 |
(주) 엘지텔레콤 |
Soft interconnection gateway system for operating as gateway system and method thereof
|
CN100571299C
(en)
*
|
2006-02-15 |
2009-12-16 |
华为技术有限公司 |
A kind of method and system that realize public telephone exchange network simulation service
|
KR100738561B1
(en)
|
2006-02-20 |
2007-07-11 |
삼성전자주식회사 |
Internet protocol private exchange system and method for linking voice over internet protocol terminal thereof
|
US7486652B2
(en)
*
|
2006-04-03 |
2009-02-03 |
Inventec Appliances Corp. |
Gateway
|
KR101231942B1
(en)
*
|
2006-04-10 |
2013-02-08 |
주식회사 케이티 |
Method and system managing port information of internet terminal
|
US20080075064A1
(en)
*
|
2006-08-30 |
2008-03-27 |
Microsoft Corporation |
Device to PC authentication for real time communications
|
US7860071B2
(en)
|
2006-08-31 |
2010-12-28 |
Skype Limited |
Dual-mode device for voice communication
|
US8837704B2
(en)
*
|
2006-08-31 |
2014-09-16 |
Microsoft Corporation |
Client controlled dynamic call forwarding
|
US7912448B2
(en)
*
|
2006-08-31 |
2011-03-22 |
Skype Limited |
Wireless device for voice communication
|
US8472613B1
(en)
*
|
2006-11-03 |
2013-06-25 |
Sprint Communications Company L.P. |
Intelligent and automatic calling process
|
US20080137643A1
(en)
*
|
2006-12-08 |
2008-06-12 |
Microsoft Corporation |
Accessing call control functions from an associated device
|
CN101068287B
(en)
*
|
2006-12-14 |
2011-05-11 |
腾讯科技(深圳)有限公司 |
Method and system for realizing nearby connection in network telephone
|
CN101690025B
(en)
*
|
2007-08-31 |
2012-05-30 |
富士通株式会社 |
Media gateway device
|
KR100895334B1
(en)
*
|
2007-09-07 |
2009-05-07 |
서울통신기술 주식회사 |
Method for Call Processing of Internet Protocol Terminal and Private Branch Exchange Thereof
|
WO2009039576A1
(en)
*
|
2007-09-25 |
2009-04-02 |
Thebuzz Corp Pty Ltd |
System, apparatus and method for communication
|
KR100952856B1
(en)
*
|
2007-11-30 |
2010-04-13 |
(주)뉴온시스 |
Hybrid ip pbx
|
JP4364285B1
(en)
*
|
2008-05-13 |
2009-11-11 |
株式会社東芝 |
Communication device and error recovery method
|
US20100246566A1
(en)
*
|
2009-03-26 |
2010-09-30 |
Grasstell Networks Llc |
Serverless gateway infrastructure for voice or video
|
US8169898B2
(en)
*
|
2009-09-28 |
2012-05-01 |
Avaya Inc. |
Modular telephone
|
KR101313270B1
(en)
*
|
2010-08-24 |
2013-09-30 |
한국전자통신연구원 |
Method and apparatus for providing one number service in enterprise communication environment
|
JP5093534B2
(en)
*
|
2010-10-20 |
2012-12-12 |
Necインフロンティア株式会社 |
Subordinate main apparatus and non-IP terminal accommodating method
|
KR101486100B1
(en)
|
2010-12-29 |
2015-01-23 |
에릭슨엘지엔터프라이즈 주식회사 |
Voice and data convergence management system
|
JP5970819B2
(en)
*
|
2012-01-10 |
2016-08-17 |
株式会社リコー |
Network controller
|
WO2013165054A1
(en)
*
|
2012-05-04 |
2013-11-07 |
Kim Yong Taek |
Internet protocol private branch exchange system including auxiliary server
|
JP2014090229A
(en)
*
|
2012-10-29 |
2014-05-15 |
Heiwa Techno System Co Ltd |
Sip telephone exchange system
|
CN103840951B
(en)
|
2012-11-20 |
2017-11-14 |
中兴通讯股份有限公司 |
A kind of network terminal and its display methods
|
CN103297442A
(en)
*
|
2013-06-28 |
2013-09-11 |
杭州通宽广网络技术有限公司 |
SIP++ (session initiation protocol plus plus) protocol based on SIP (session initiation protocol) protocol and used for digital trunk gateway
|
JP5729796B1
(en)
|
2014-06-30 |
2015-06-03 |
Necプラットフォームズ株式会社 |
Gateway device, communication system, communication method, and communication program
|
CN105554321A
(en)
*
|
2015-12-08 |
2016-05-04 |
上海市共进通信技术有限公司 |
System and method for realizing household gateway rapid dialing in VoIP network
|
TWI644544B
(en)
*
|
2017-12-27 |
2018-12-11 |
中華電信股份有限公司 |
Method for increasing capacity of internet protocol private branch exchange system and system using the same
|
CN111970293B
(en)
*
|
2020-08-24 |
2023-04-07 |
成都天奥信息科技有限公司 |
Synchronous comparing, selecting and following technical method based on VoIP ground-air voice communication
|