TWI358930B - System and method for originating a sip call via a - Google Patents

System and method for originating a sip call via a Download PDF

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Publication number
TWI358930B
TWI358930B TW096136933A TW96136933A TWI358930B TW I358930 B TWI358930 B TW I358930B TW 096136933 A TW096136933 A TW 096136933A TW 96136933 A TW96136933 A TW 96136933A TW I358930 B TWI358930 B TW I358930B
Authority
TW
Taiwan
Prior art keywords
sip
call
network
uri
message
Prior art date
Application number
TW096136933A
Other languages
English (en)
Chinese (zh)
Other versions
TW200833047A (en
Inventor
Adrian Buckley
John-Luc Bakker
Original Assignee
Research In Motion Ltd
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
Priority claimed from US11/542,462 external-priority patent/US7995565B2/en
Application filed by Research In Motion Ltd filed Critical Research In Motion Ltd
Publication of TW200833047A publication Critical patent/TW200833047A/zh
Application granted granted Critical
Publication of TWI358930B publication Critical patent/TWI358930B/zh

Links

Classifications

    • 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
    • H04M7/0075—Details of addressing, directories or routing tables
    • 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
    • H04L65/1083—In-session procedures
    • H04L65/1095—Inter-network session transfer or sharing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/66—Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
    • 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
    • H04L65/1069—Session establishment or de-establishment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/12—Setup of transport tunnels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/26—Network addressing or numbering for mobility support
    • 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
    • H04L65/1016—IP multimedia subsystem [IMS]
    • 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
    • H04L65/1104—Session initiation protocol [SIP]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/11—Allocation or use of connection identifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
    • H04W80/08—Upper layer protocols
    • H04W80/10—Upper layer protocols adapted for application session management, e.g. SIP [Session Initiation Protocol]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • General Business, Economics & Management (AREA)
  • Multimedia (AREA)
  • Databases & Information Systems (AREA)
  • Telephonic Communication Services (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Information Transfer Between Computers (AREA)
TW096136933A 2006-10-03 2007-10-02 System and method for originating a sip call via a TWI358930B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/542,462 US7995565B2 (en) 2006-10-03 2006-10-03 System and method for managing call continuity in IMS network environment using SIP messaging
US11/740,102 US7710950B2 (en) 2006-02-06 2007-04-25 System and methods for originating a SIP call via a circuit-switched network from a user equipment device
EP07108383A EP1909455B1 (en) 2006-10-03 2007-05-16 System and method for originating a SIP call via a circuit-switched network from a user equipment device

Publications (2)

Publication Number Publication Date
TW200833047A TW200833047A (en) 2008-08-01
TWI358930B true TWI358930B (en) 2012-02-21

Family

ID=38421645

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096136933A TWI358930B (en) 2006-10-03 2007-10-02 System and method for originating a sip call via a

Country Status (7)

Country Link
US (3) US7710950B2 (https=)
EP (2) EP2285064A1 (https=)
JP (2) JP4944988B2 (https=)
AT (1) ATE514270T1 (https=)
BR (1) BRPI0705973B1 (https=)
MX (1) MX2007012131A (https=)
TW (1) TWI358930B (https=)

Families Citing this family (67)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7769000B2 (en) 2006-01-10 2010-08-03 Research In Motion Limited System and method for managing call routing in a network environment including IMS
US7830868B2 (en) * 2006-02-06 2010-11-09 Research In Motion Limited System and method for effecutating a SIP call in a network environment including IMS
CN100474854C (zh) * 2006-01-10 2009-04-01 华为技术有限公司 一种选择被叫接续网络的方法及网络系统
US7710950B2 (en) * 2006-02-06 2010-05-04 Research In Motion Limited System and methods for originating a SIP call via a circuit-switched network from a user equipment device
USRE48967E1 (en) 2006-02-06 2022-03-08 Blackberry Limited System and method for originating a call via a circuit-switched network from a user equipment device
KR101276821B1 (ko) 2006-02-06 2013-06-18 엘지전자 주식회사 멀티플 네트워크 연결 방법 및 그 통신 장치
EP1994708B1 (en) * 2006-03-14 2013-05-08 Telefonaktiebolaget LM Ericsson (publ) Message routing in the ip multimedia subsystem
KR100925733B1 (ko) 2006-04-21 2009-11-11 엘지전자 주식회사 무선통신 시스템의 정보 전달방법 및 이를 지원하는무선통신 단말기
US7760712B2 (en) * 2006-08-11 2010-07-20 Research In Motion Limited System and method for managing call continuity in IMS network environment
US20080056236A1 (en) * 2006-08-31 2008-03-06 Deborah Lewandowski Barclay Unified IMS supplementary services signaling across circuit and packet domains
KR20090086428A (ko) 2006-11-02 2009-08-12 디지포니카 (인터내셔널) 리미티드 ＶｏＩＰ 통신을 위한 라우팅 메세지 생성
US8630855B2 (en) * 2006-12-22 2014-01-14 Anthony Oddo Call system and method
US8041331B2 (en) 2007-01-05 2011-10-18 Research In Motion Limited System and method for conditionally attempting an emergency call setup
KR100922953B1 (ko) * 2007-02-05 2009-10-22 삼성전자주식회사 인터넷 프로토콜 멀티미디어 서브시스템에서 호 변경 요청의 처리 방법 및 시스템
US7822035B2 (en) * 2007-03-07 2010-10-26 Nokia Corporation Use of communication service identifiers
WO2008120028A1 (en) * 2007-03-30 2008-10-09 Telefonaktiebolaget Lm Ericsson (Publ) System and method for indicating circuit switched access at ims registration
FI122996B (fi) * 2007-05-10 2012-09-28 Teliasonera Ab Palveluun liittyvän pyynnön käsittely
US8165573B2 (en) * 2007-06-01 2012-04-24 Research In Motion Limited System and method for managing mobile-terminated (MT) calls in IMS network environment using alternative signaling
US20090003582A1 (en) * 2007-06-27 2009-01-01 Microsoft Corporation Optimized Replacement of Calls Using A Grid Parameter
KR101351032B1 (ko) * 2007-07-04 2014-01-10 엘지전자 주식회사 세션 모빌리티 지원 방법
WO2009006942A1 (en) * 2007-07-10 2009-01-15 Telefonaktiebolaget Lm Ericsson (Publ) Methods, apparatuses and computer program for ims recovery upon restart of a s-cscf
US8681960B2 (en) * 2007-08-30 2014-03-25 8631654 Canada Inc. Extending originating capabilities of a subscriber to devices in any telephony network
CA2701123C (en) * 2007-09-29 2014-05-20 Research In Motion Limited System and method of responding to a request in a network environment including ims
WO2009055458A1 (en) 2007-10-27 2009-04-30 Research In Motion Limited Content disposition system and method for processing message content in a distributed environment
CA2646039C (en) * 2007-12-21 2013-07-09 Research In Motion Limited Presence-based call switching
US8521155B2 (en) * 2007-12-21 2013-08-27 Research In Motion Limited Presence-based call switching
US9967132B2 (en) * 2008-04-08 2018-05-08 Nokia Solutions And Networks Oy Correlating communication sessions
US8621084B2 (en) * 2008-04-25 2013-12-31 Blackberry Limited Methods to route a bearer via circuit switching to an internet protocol multimedia system node using session initiation protocol contact header
US8478226B2 (en) * 2008-06-02 2013-07-02 Research In Motion Limited Updating a request related to an IMS emergency session
JP5244969B2 (ja) 2008-06-02 2013-07-24 リサーチ イン モーション リミテッド 緊急要求を管理するシステムおよび方法
US9602552B2 (en) * 2008-06-02 2017-03-21 Blackberry Limited Coding and behavior when receiving an IMS emergency session indicator from authorized source
US8924567B1 (en) * 2008-08-29 2014-12-30 Avaya Inc. SIP service wrap
EP2166790A1 (en) * 2008-09-19 2010-03-24 NEC Corporation Method for personal network service configuration
CN101577884B (zh) * 2008-09-19 2012-06-13 中兴通讯股份有限公司 一种ip多媒体链路的媒体协商方法
US20100150144A1 (en) * 2008-12-12 2010-06-17 Bernard Ku Method and apparatus for completing a circuit switched service call in an internet protocol network
GB2466677B (en) * 2009-01-06 2012-09-19 Samsung Electronics Co Ltd Voice communication between user equipment and network
EP2282418A3 (en) * 2009-06-23 2011-03-09 Alcatel Lucent A station comprising at least two transmit antennas, and a method of transmitting therefrom
US8208968B2 (en) * 2009-06-26 2012-06-26 Rockstar Bidco, LP Mobile fast alerting
WO2011008566A2 (en) 2009-06-29 2011-01-20 Research In Motion Limited System and method for voice service in an evolved packet system
US20110194554A1 (en) * 2010-02-10 2011-08-11 Telefonaktiebolaget L M Ericsson (Publ) Systems and methods for implementing call pick up using gruu an ims network
TWI404387B (zh) * 2010-08-13 2013-08-01 Chunghwa Telecom Co Ltd 在網路位址轉換環境下使用對話啟動協定的通訊方法與系統
TWI404386B (zh) * 2010-08-13 2013-08-01 Chunghwa Telecom Co Ltd 使用對話啟動協定之多重註冊的通訊方法與系統
US9271765B2 (en) * 2011-02-24 2016-03-01 Spinal Elements, Inc. Vertebral facet joint fusion implant and method for fusion
JP5871495B2 (ja) * 2011-06-24 2016-03-01 キヤノン株式会社 通信装置及びその制御方法、並びにプログラム
SG187286A1 (en) * 2011-07-29 2013-02-28 Smart Communications Inc System and method for activating a mobile device to initiate a communication
US8872667B2 (en) 2011-09-13 2014-10-28 International Business Machines Corporation Fault isolation and service restoration in an electric grid
US9672576B2 (en) 2011-09-13 2017-06-06 International Business Machines Corporation System and method for enabling effective work force management of a smart grid
US9503368B2 (en) * 2012-02-27 2016-11-22 Metaswitch Networks Ltd. Routing a call
ES2768400T3 (es) * 2012-04-10 2020-06-22 Nokia Technologies Oy Servicio de mensajes cortos de origen móvil/terminación móvil sin número de directorio de abonados internacional de estación móvil (MSISDN) en el subsistema multimedia del protocolo de internet (IMS)
US20140185491A1 (en) * 2012-12-29 2014-07-03 Simon Ma Systems and Methods for Providing Telecommunications
US9591430B2 (en) 2013-09-16 2017-03-07 Blackberry Limited Temporary identifiers and expiration values for discoverable user equipments (UEs)
US9344564B2 (en) 2014-09-16 2016-05-17 Verizon Patent And Licensing Inc. MSC logic for SIP invite with IMRN
US20170324787A1 (en) * 2014-10-09 2017-11-09 Telefonaktiebolaget Lm Ericsson (Publ) Handling supplementary services
EP3048827A1 (en) * 2015-01-20 2016-07-27 Alcatel Lucent Identity modification
WO2017194366A1 (en) 2016-05-13 2017-11-16 Deutsche Telekom Ag Method for improved handling of an ims (internet multimedia subsystem) conversational service of a user equipment being connected to a telecommunications network comprising or being associated to an ims network, system for improved handling of an ims conversational service, telecommunications network, user equipment, program and computer program product
US10291659B2 (en) * 2016-10-18 2019-05-14 T-Mobile Usa, Inc. Timer management for session initiation protocol
FR3061386A1 (fr) * 2016-12-22 2018-06-29 Orange Classification et aiguillage de messages de controle d’une infrastructure de communications
CN109194687B (zh) * 2018-10-17 2021-07-27 Oppo广东移动通信有限公司 一种管理ims注册的方法、电子装置及计算机可读存储介质
US11303754B1 (en) * 2021-01-13 2022-04-12 Verizon Patent And Licensing Inc. Ringless voicemail attempt detection
US11895162B2 (en) 2021-12-21 2024-02-06 Bank Of America Corporation System and method for implementing a cloud-to-enterprise voice application gateway
US12284582B2 (en) 2022-03-15 2025-04-22 T-Mobile Usa, Inc. Inaudibly notifying a caller of a status of an open-line call
US12200592B2 (en) 2022-03-15 2025-01-14 T-Mobile Usa, Inc. Automatically identifying a call associated with a wireless telecommunication network as an open-line call
US12376172B2 (en) * 2022-03-21 2025-07-29 T-Mobile Usa, Inc. Call setup for evolved packet system fallback
US20250016206A1 (en) 2022-03-30 2025-01-09 Jio Platforms Limited A network device and method for a universal central exchange
US12581012B2 (en) * 2022-10-04 2026-03-17 T-Mobile Usa, Inc. Unique call progress tone invocation timer per client or access type
US11824904B1 (en) 2022-11-18 2023-11-21 T-Mobile Usa, Inc. Verifying delivery of rich call data object to a terminating wireless device
WO2025145403A1 (en) * 2024-01-04 2025-07-10 Nokia Solutions And Networks Oy Enhancements to session initiation protocol communication

Family Cites Families (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5440626A (en) 1993-11-23 1995-08-08 At&T Corp. Arrangement for sharing a telephone office code
US6201856B1 (en) 1998-12-15 2001-03-13 Ameritech Corporation Emergency telephone call notification service system and method
US7747699B2 (en) 2001-05-30 2010-06-29 Prueitt James K Method and system for generating a permanent record of a service provided to a mobile device
WO2002103486A2 (en) 2001-06-18 2002-12-27 Crandell Jeffrey L Apparatus, systems and methods for managing incoming and outgoing communication
US7403517B2 (en) * 2001-06-20 2008-07-22 Nokia Corporation System, device and method for providing call forwarding in dual subscription mode
GB0115996D0 (en) * 2001-06-29 2001-08-22 Nokia Corp Circuit-switched and packet-switched communications
US7962644B1 (en) 2002-03-18 2011-06-14 Oracle International Corporation Systems and methods for handling a plurality of communications
US7606556B2 (en) * 2002-05-06 2009-10-20 Nokia Corporation System and method for handling sessions of specific type in communication networks
US7065092B2 (en) 2002-07-31 2006-06-20 Sbc Properties, L.P. Resource reservation protocol based guaranteed quality of service internet protocol (IP) connections over a switched network using newly assigned IP addresses
US6920216B2 (en) 2002-08-19 2005-07-19 Intel Corporation Automatic call distribution with computer telephony interface enablement
JP3854221B2 (ja) * 2002-11-14 2006-12-06 日本電信電話株式会社 アドレス組の生存時間取得・計算を可能としたａｌｇ装置
US20040120316A1 (en) 2002-12-18 2004-06-24 Mccormack Tony Routing of web-based contacts
US8250168B2 (en) 2003-01-03 2012-08-21 Openwave Systems Inc. Methods for accessing published contents from a mobile device
US20040137918A1 (en) 2003-01-13 2004-07-15 Tomi Varonen Method and system for locating a mobile terminal
US9369498B2 (en) 2003-01-30 2016-06-14 Nokia Technologies Oy Message-based conveyance of load control information
US20040203680A1 (en) * 2003-04-08 2004-10-14 Nortel Networks Limited Integrated wireline and wireless service
JP2004343440A (ja) 2003-05-15 2004-12-02 Nippon Telegr & Teleph Corp <Ntt> 通信制御方法及びシステム
US7844270B2 (en) 2003-05-21 2010-11-30 Nortel Networks Limited Call transfer for an integrated wireline and wireless service using a temporary directory number
JP3924554B2 (ja) 2003-07-03 2007-06-06 松下電器産業株式会社 ハンドオーバ方法およびゲートウェイ装置
US7885208B2 (en) * 2003-09-11 2011-02-08 Nokia Corporation IP-based services for circuit-switched networks
US7200400B2 (en) 2003-12-15 2007-04-03 International Business Machines Corporation Mobile to 802.11 voice multi-network roaming utilizing SIP signaling with SIP proxy or redirect server
KR101080546B1 (ko) 2003-12-30 2011-11-04 텔레폰악티에볼라겟엘엠에릭슨(펍) 멀티미디어 서비스 케이퍼빌리티를 자동으로 발견하는 방법 및 통신 시스템
US7203496B2 (en) * 2004-01-29 2007-04-10 Lucent Technologies Inc. Storing query results to reduce number portability queries in wireless network
GB0405174D0 (en) * 2004-03-08 2004-04-07 Nokia Corp Communication system
US8571011B2 (en) * 2004-08-13 2013-10-29 Verizon Business Global Llc Method and system for providing voice over IP managed services utilizing a centralized data store
JP4460400B2 (ja) * 2004-09-07 2010-05-12 株式会社エヌ・ティ・ティ・ドコモ 通信システム及び通信方法
SE0402384D0 (sv) * 2004-10-01 2004-10-01 Ericsson Telefon Ab L M Terminal capability determination subject to call forwarding
GB2419774A (en) * 2004-10-27 2006-05-03 Ericsson Telefon Ab L M Accessing IP multimedia subsystem (IMS) services
JP4673375B2 (ja) * 2004-11-30 2011-04-20 テレフオンアクチーボラゲット エル エム エリクソン（パブル） Ｓｍｍケイパビリティ配信方法
JP2006222822A (ja) 2005-02-14 2006-08-24 Hitachi Ltd ハンドオーバシステム
US8102811B2 (en) 2005-03-07 2012-01-24 Lg Electronics Inc. Providing mobility management protocol information to a mobile terminal for performing handover in a mobile communication system
EP3264721B1 (en) * 2005-03-17 2020-10-07 Ericsson AB Method and apparatus for circuit-switched and multimedia subsystem voice continuity
US20060268900A1 (en) 2005-05-25 2006-11-30 Telefonaktiebolaget Lm Ericsson (Publ) Local switching of calls setup by multimedia core network
WO2006126072A1 (en) * 2005-05-27 2006-11-30 Nortel Networks Limited Circuit-switched and multimedia subsystem voice continuity with bearer path interruption
WO2006134454A2 (en) 2005-06-13 2006-12-21 Nortel Networks Limited Inter-domain call routing
EP1891816A2 (en) * 2005-06-15 2008-02-27 Azaire Networks Inc. Voice call continuity application server between ip-can and cs networks
US8694008B2 (en) 2005-06-16 2014-04-08 At&T Mobility Ii Llc Multi-mode handset services
US8401002B2 (en) 2005-06-22 2013-03-19 Research In Motion Limited Exchange and use of globally unique device identifiers for circuit-switched and packet switched integration
US10178522B2 (en) * 2005-08-02 2019-01-08 Qualcomm Incorporated VoIP emergency call support
CA2618716A1 (en) * 2005-08-12 2007-02-22 University Of Rochester Antibodies and methods for predicting dental caries
CN101292489B (zh) * 2005-08-22 2013-03-27 北方电讯网络有限公司 用于电路交换子系统呼叫的多媒体子系统业务控制
EP1917790A2 (en) 2005-08-26 2008-05-07 Tekelec Methods, systems, and computer program products for dynamically controlling a pstn network element from an ip network element using signaling
US20070049281A1 (en) * 2005-08-31 2007-03-01 Motorola, Inc. Method and apparatus for dual mode mobile station call delivery
EP1935207A1 (en) 2005-10-07 2008-06-25 Alcatel Lucent Method and apparatus for assisting a radio communication transfer in a cellular radio comunication system
US7885266B2 (en) 2005-10-24 2011-02-08 Motorola Mobility, Inc. Method for IP multimedia services session setup
US7710950B2 (en) 2006-02-06 2010-05-04 Research In Motion Limited System and methods for originating a SIP call via a circuit-switched network from a user equipment device
US7769000B2 (en) * 2006-01-10 2010-08-03 Research In Motion Limited System and method for managing call routing in a network environment including IMS
KR100933121B1 (ko) 2006-01-23 2009-12-21 삼성전자주식회사 Ｉｍｓ 도메인을 통한 실시간 서비스를 포함하는 ｉｍｓ 단말의 호 요청을 ｃｓｉ 단말이 처리하는 방법 및 장치
KR20070108425A (ko) * 2006-02-06 2007-11-12 엘지전자 주식회사 ＶＣＣ에서의 ｃａｌｌ 수행 방법, 단말 및 ＶＣＣ어플리케이션 서버
US8340626B2 (en) 2006-04-28 2012-12-25 Qualcomm Incorporated System and method for supporting voice call continuity for VOIP emergency calls
US20080008157A1 (en) 2006-07-06 2008-01-10 Edge Stephen W Method And Apparatus For Parallel Registration And Call Establishment
US7668159B2 (en) 2007-04-25 2010-02-23 Research In Motion Limited Methods and apparatus for obtaining variable call parameters suitable for use in originating a SIP call via a circuit-switched network from a user equipment device

Also Published As

Publication number Publication date
TW200833047A (en) 2008-08-01
BRPI0705973A (pt) 2008-07-15
MX2007012131A (es) 2009-02-13
JP4944988B2 (ja) 2012-06-06
US20100177771A1 (en) 2010-07-15
JP5388381B2 (ja) 2014-01-15
US7710950B2 (en) 2010-05-04
JP2011091809A (ja) 2011-05-06
BRPI0705973B1 (pt) 2023-05-16
EP2285064A1 (en) 2011-02-16
US8369319B2 (en) 2013-02-05
EP1909455A1 (en) 2008-04-09
US20130107876A1 (en) 2013-05-02
EP1909455B1 (en) 2011-06-22
US20070274289A1 (en) 2007-11-29
HK1115488A1 (en) 2008-11-28
JP2012147458A (ja) 2012-08-02
ATE514270T1 (de) 2011-07-15
US8989179B2 (en) 2015-03-24

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