JP2006520164A5 - - Google Patents

Download PDF

Info

Publication number
JP2006520164A5
JP2006520164A5 JP2006507045A JP2006507045A JP2006520164A5 JP 2006520164 A5 JP2006520164 A5 JP 2006520164A5 JP 2006507045 A JP2006507045 A JP 2006507045A JP 2006507045 A JP2006507045 A JP 2006507045A JP 2006520164 A5 JP2006520164 A5 JP 2006520164A5
Authority
JP
Japan
Prior art keywords
communication system
call
wireless communication
local area
area network
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.)
Pending
Application number
JP2006507045A
Other languages
English (en)
Other versions
JP2006520164A (ja
Filing date
Publication date
Application filed filed Critical
Priority claimed from PCT/US2004/007324 external-priority patent/WO2004082219A2/en
Publication of JP2006520164A publication Critical patent/JP2006520164A/ja
Publication of JP2006520164A5 publication Critical patent/JP2006520164A5/ja
Pending legal-status Critical Current

Links

Claims (34)

  1. WLANスイッチからの呼び出しを無線構内情報通信網(WLAN)上で無線通信システムへハンドオフする方法であって、
    無線通信システムを介したWLANスイッチから加入者装置への呼び出しを開始することと、
    無線通信システムから呼び出しを受信することと、
    無線構内情報通信網からの呼び出しを、無線通信システムへの接続へ切り換えること
    を含む、方法。
  2. 登録メッセージを前記WLANスイッチへ送出することをさらに含む、請求項1に記載の方法。
  3. 開始要求メッセージを前記WLANスイッチから受信することをさらに含む、請求項2に記載の方法。
  4. 前記無線通信システムは、セルラーシステムである、請求項3に記載の方法。
  5. 前記登録メッセージは、前記無線構内情報通信網を介して送出される、請求項4に記載の方法。
  6. 前記登録メッセージは、前記セルラーシステムを介して送出される、請求項4に記載の方法。
  7. 無線通信へのハンドオフが保証されているかどうかを決定することをさらに含む、請求項4に記載の方法。
  8. 前記ハンドオフの決定は、無線構内情報通信網信号強度パラメータを監視することを通じて行われる、請求項7に記載の方法。
  9. 前記無線構内情報通信網信号強度パラメータは、自動利得制御値である、請求項8に記載の方法。
  10. 前記無線構内情報通信網信号強度パラメータは、受信信号強度指標である、請求項8に記載の方法。
  11. 前記ハンドオフの決定は、リンク品質指標パラメータを監視することを通じて行われる、請求項7に記載の方法。
  12. 前記リンク品質指標パラメータは、パケット誤り率である、請求項11に記載の方法。
  13. 前記リンク品質指標パラメータは、信号対雑音比である、請求項11に記載の方法。
  14. 前記ハンドオフの決定は、リンク動作パラメータを監視することを通じて行われる、請求項7に記載の方法。
  15. 前記リンク動作パラメータは、最大許容データ率である、請求項14に記載の方法。
  16. 前記リンク動作パラメータは、現在のデータ転送速度である、請求項14に記載の方法
  17. 無線加入者装置であって、
    無線通信システムを介したWLANスイッチから加入者装置への呼び出しを開始するためのSIPプロセッサと、
    無線通信システムから呼び出しを受信するためのセルラープロセッサと、
    無線構内情報通信網からの呼び出しを、無線通信システムへの接続へ切り換えるためのコントローラと
    備える、無線加入者装置。
  18. 前記SIPプロセッサは、登録メッセージを前記WLANスイッチへ送出するためのものでもある、請求項17に記載の装置。
  19. 前記SIPプロセッサは、開始要求メッセージを前記WLANスイッチから受信するためのものでもある、請求項18に記載の装置。
  20. 前記無線通信システムは、セルラーシステムである、請求項19に記載の装置。
  21. 前記登録メッセージは、前記無線構内情報通信網を介して送出される、請求項20に記載の装置。
  22. 前記登録メッセージは、前記セルラーシステムを介して送出される、請求項20に記載の装置。
  23. 前記コントローラは、さらに、無線通信へのハンドオフが保証されているかどうかを決定するためのものである、請求項20に記載の装置。
  24. 前記ハンドオフの決定は、無線構内情報通信網信号強度パラメータを監視することを通じて行われる、請求項23に記載の装置。
  25. 前記無線構内情報通信網信号強度パラメータは、自動利得制御値である、請求項24に記載の装置。
  26. 前記無線構内情報通信網信号強度パラメータは、受信信号強度指標である、請求項24に記載の装置。
  27. 前記ハンドオフの決定は、リンク品質指標パラメータを監視することを通じて行われる、請求項23に記載の装置。
  28. 前記リンク品質指標パラメータは、パケット誤り率である、請求項27に記載の装置。
  29. 前記リンク品質指標パラメータは、信号対雑音比である、請求項27に記載の装置。
  30. 前記ハンドオフの決定は、リンク動作パラメータを監視することを通じて行われる、請求項23に記載の装置。
  31. 前記リンク動作パラメータは、最大許容データ率である、請求項30に記載の装置。
  32. 前記リンク動作パラメータは、現在のデータ転送速度である、請求項30に記載の装置。
  33. 無線加入者装置であって、
    無線通信システムを介したWLANスイッチから加入者装置への呼び出しを開始するための手段と、
    無線通信システムから呼び出しを受信するための手段と、
    無線構内情報通信網からの呼び出しを、無線通信システムへの接続へ切り換えるための手段と
    備える、無線加入者装置。
  34. データおよび命令によって符号化されたコンピュータ読み出し可能な媒体であって、データおよび命令は、
    無線通信システムを介したWLANスイッチから加入者装置への呼び出しを開始するための命令と、
    無線通信システムから呼び出しを受信するための命令と、
    無線構内情報通信網からの呼び出しを、無線通信システムへの接続へ切り換えるための命令を装置に実行させる、媒体。
JP2006507045A 2003-03-12 2004-03-12 広域通信網電話システムへの局所領域電話システムの拡張 Pending JP2006520164A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US45487703P 2003-03-12 2003-03-12
PCT/US2004/007324 WO2004082219A2 (en) 2003-03-12 2004-03-12 Extension of a local area phone system to a wide area network with handoff

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2010151213A Division JP2012114486A (ja) 2003-03-12 2010-07-01 広域通信網電話システムへの局所領域電話システムの拡張

Publications (2)

Publication Number Publication Date
JP2006520164A JP2006520164A (ja) 2006-08-31
JP2006520164A5 true JP2006520164A5 (ja) 2007-04-05

Family

ID=32990922

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2006507045A Pending JP2006520164A (ja) 2003-03-12 2004-03-12 広域通信網電話システムへの局所領域電話システムの拡張
JP2010151213A Pending JP2012114486A (ja) 2003-03-12 2010-07-01 広域通信網電話システムへの局所領域電話システムの拡張

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2010151213A Pending JP2012114486A (ja) 2003-03-12 2010-07-01 広域通信網電話システムへの局所領域電話システムの拡張

Country Status (5)

Country Link
US (1) US20040266426A1 (ja)
EP (1) EP1602201A2 (ja)
JP (2) JP2006520164A (ja)
CN (1) CN1795643B (ja)
WO (1) WO2004082219A2 (ja)

Families Citing this family (180)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8478281B2 (en) 2007-12-13 2013-07-02 Agere Systems Llc Cell phone extension using wireless piconet
US7826868B2 (en) * 2002-10-10 2010-11-02 Robbins Barry R Extension of a local area phone system to a wide area network
US8478277B2 (en) 2003-02-18 2013-07-02 Roamware Inc. Network-based system for rerouting phone calls from phone networks to VoIP clients for roamers and subscribers who do not answer
WO2004075582A1 (en) 2003-02-21 2004-09-02 Nortel Networks Limited Data communication apparatus and method for establishing a codec-bypass connection
US8005070B2 (en) * 2003-03-12 2011-08-23 Lon Communication Mgmt. Llc Extension of a local area phone system to a wide area network with handoff features
US7221331B2 (en) 2003-05-05 2007-05-22 Microsoft Corporation Method and system for auxiliary display of information for a computing device
US7827232B2 (en) 2003-05-05 2010-11-02 Microsoft Corporation Record button on a computer system
US20040240650A1 (en) * 2003-05-05 2004-12-02 Microsoft Corporation Real-time communications architecture and methods for use with a personal computer system
US20040235520A1 (en) 2003-05-20 2004-11-25 Cadiz Jonathan Jay Enhanced telephony computer user interface allowing user interaction and control of a telephone using a personal computer
US20040264410A1 (en) * 2003-06-30 2004-12-30 Motorola, Inc. Method and apparatus for providing a communication unit with a handoff between networks
US7414992B2 (en) * 2003-06-30 2008-08-19 Motorola, Inc. Method and apparatus for providing a hand-in to a wireless local area network
US7076251B2 (en) * 2003-09-11 2006-07-11 Cisco Technology, Inc. System and method for delivering private network features to a public network
US6888808B2 (en) * 2003-09-15 2005-05-03 Cisco Technology, Inc. System and method for providing transparency in delivering private network features
US7216221B2 (en) 2003-09-30 2007-05-08 Microsoft Corporation Method and system for unified audio control on a personal computer
GB2426157B (en) * 2003-11-20 2009-03-11 Research In Motion Ltd Seamless call switching in a dual mode environment
US7315742B2 (en) * 2003-12-15 2008-01-01 International Business Machines Corporation Voice-over IP mobile roaming using SIP refer
KR101067304B1 (ko) * 2003-12-25 2011-09-23 오끼 덴끼 고오교 가부시끼가이샤 교환처리 시스템
US8027265B2 (en) 2004-03-19 2011-09-27 Genband Us Llc Providing a capability list of a predefined format in a communications network
US7990865B2 (en) 2004-03-19 2011-08-02 Genband Us Llc Communicating processing capabilities along a communications path
US7805142B2 (en) * 2004-04-02 2010-09-28 Alcatel-Lucent Usa Inc. Methods and device for varying a hand-off base station list based on traffic conditions
US7817606B2 (en) * 2004-04-05 2010-10-19 Daniel J. LIN Method for establishing network connections between stationary terminals and remote devices through mobile devices
US20050226185A1 (en) * 2004-04-07 2005-10-13 Tell Daniel F Method and apparatus for communicating via a wireless local-area network
US7031280B2 (en) * 2004-04-26 2006-04-18 Motorola, Inc. Method and apparatus for hand over of calls
US7162236B2 (en) * 2004-04-26 2007-01-09 Motorola, Inc. Fast call set-up for multi-mode communication
US7450540B2 (en) * 2004-06-15 2008-11-11 Nokia Corporation Method and system of enhanced dual transfer mode using mobility management
JP4127400B2 (ja) * 2004-06-18 2008-07-30 富士通株式会社 通話管理サーバプログラム、通話管理方法、および通話管理サーバ
US7738861B2 (en) * 2004-06-29 2010-06-15 Sony Ericsson Mobile Communications Ab Caller identification using push-to-talk protocol for wireless communications devices
US8611893B2 (en) * 2004-07-02 2013-12-17 Cisco Technology, Inc. System and method for roaming between networks
JP4101213B2 (ja) * 2004-07-06 2008-06-18 富士通株式会社 音声通話方法、音声通話プログラムおよび音声通話装置
JP4185513B2 (ja) * 2004-08-09 2008-11-26 松下電器産業株式会社 無線移動端末装置
EP1776840B1 (en) * 2004-08-13 2017-03-01 Telefonaktiebolaget LM Ericsson (publ) Servers and methods for handover between two serving call control servers
US7602748B2 (en) * 2004-08-13 2009-10-13 Verizon Business Global Llc Fixed-mobile communications with mid-session mode switching
US8503640B1 (en) * 2004-09-01 2013-08-06 Shoretel, Inc. Extension monitoring in a distributed telephony system
US7729346B2 (en) * 2004-09-18 2010-06-01 Genband Inc. UMTS call handling methods and apparatus
US7830864B2 (en) 2004-09-18 2010-11-09 Genband Us Llc Apparatus and methods for per-session switching for multiple wireline and wireless data types
WO2006045326A1 (en) * 2004-10-22 2006-05-04 Telefonaktiebolaget Lm Ericsson (Publ) Method and devices for actice call inter-system handover
US20060092925A1 (en) * 2004-10-29 2006-05-04 Telefonaktiebolaget Lm Ericsson (Publ) Roaming between circuit-switched and all-IP networks
US7974621B2 (en) 2004-11-18 2011-07-05 Sprint Spectrum L.P. Method and apparatus for transitioning between radio link protocols in a packet-based real-time media communication system
US20060109819A1 (en) * 2004-11-22 2006-05-25 Marin James S Method and apparatus for inter-system active handoff of a hybrid subscriber unit
US7697480B2 (en) 2004-11-22 2010-04-13 Motorola, Inc Method and apparatus for inter-system active handoff of a hybrid subscriber unit
IL165362A0 (en) * 2004-11-24 2006-01-15 Vascode Technologies Ltd Method and device for routing communications in a cellular communication network
US20060121891A1 (en) * 2004-12-03 2006-06-08 Cisco Technology, Inc. System and method for providing a dual mode phone feature proxy in a network environment
US7539492B2 (en) * 2004-12-03 2009-05-26 Cisco Technology, Inc. System and method for providing a handoff leg associated with a preexisting leg in a network environment
WO2006058553A1 (en) * 2004-12-03 2006-06-08 Telefonaktiebolaget Lm Ericsson (Publ) Handing off a mobile station between a first access network supporting sip (session initiation protocol) and a second cellular access network
US7089006B2 (en) * 2004-12-08 2006-08-08 Motorola, Inc. System and method of switching between calls when handing off a mobile station out of a WLAN
US8130718B2 (en) 2004-12-09 2012-03-06 Interdigital Technology Corporation Method and system for interworking of cellular networks and wireless local area networks
US20060159039A1 (en) * 2004-12-21 2006-07-20 Tae-Sung Jung Method and system for providing private voice call service to mobile subscriber and wireless soft switch apparatus therefor
CN100417278C (zh) * 2004-12-21 2008-09-03 华为技术有限公司 一种语音切换方法
US8194640B2 (en) 2004-12-31 2012-06-05 Genband Us Llc Voice over IP (VoIP) network infrastructure components and method
GB2421876A (en) * 2005-01-04 2006-07-05 Volptech Ltd Apparatus, system and method of voice over IP telephony
KR100656521B1 (ko) * 2005-01-07 2006-12-11 삼성전자주식회사 단말의 오퍼레이션 파라메터 변경시스템 및 그 방법
US8804653B2 (en) * 2005-01-13 2014-08-12 Telefonaktiebolaget Lm Ericsson (Publ) System and method for call handoff between circuit switched and packet data wireless networks
US7383046B2 (en) * 2005-02-04 2008-06-03 Cisco Technology, Inc. System and method for providing access points to assist in a handoff decision in a wireless environment
US7784065B2 (en) 2005-02-07 2010-08-24 Microsoft Corporation Interface for consistent program interaction with auxiliary computing devices
US7483701B2 (en) * 2005-02-11 2009-01-27 Cisco Technology, Inc. System and method for handling media in a seamless handoff environment
FR2882213B1 (fr) * 2005-02-16 2007-07-06 Ivan Alain Bruno Lovric Transmetteur audio sans fil a longues distance
US20060205392A1 (en) * 2005-03-08 2006-09-14 Cisco Technology, Inc. System and method for using multiple calls to provide feature support in a handoff environment
EP1701570A1 (en) * 2005-03-11 2006-09-13 BRITISH TELECOMMUNICATIONS public limited company Method and apparatus to use a telephone number stored a mobile terminal for establishing a call between two other terminals
US8989813B2 (en) * 2005-04-06 2015-03-24 Qwest Communications International Inc. Handset registration in a dual-mode environment
US9363370B2 (en) * 2005-04-06 2016-06-07 Qwest Communications International Inc. Methods of delivering calls on dual-mode wireless handsets
US8825108B2 (en) * 2005-04-06 2014-09-02 Qwest Communications International Inc. Call handling on dual-mode wireless handsets
US9363384B2 (en) * 2005-04-06 2016-06-07 Qwest Communications International Inc. Systems for delivering calls on dual-mode wireless handsets
US20060240863A1 (en) * 2005-04-22 2006-10-26 Sehat Sutardja Wireless phone system
EP2432282A3 (en) * 2005-04-28 2017-08-16 Qualcomm Incorporated Wireless handoffs between multiple wireless networks
US8010112B1 (en) 2005-04-28 2011-08-30 Sprint Spectrum L.P. Method and system using a media gateway for handoff of a multi-mode mobile station
US20060256752A1 (en) * 2005-05-10 2006-11-16 Telefonaktiebolaget Lm Ericsson (Publ) System and method for call handoff from packet data wireless network to circuit switched wireless network
FI20050500A0 (fi) * 2005-05-11 2005-05-11 Nokia Corp Menetelmä järjestelmien välisten kanavanvaihtojen toteuttamiseksi matkaviestinjärjestelmässä
US7650143B2 (en) * 2005-05-11 2010-01-19 Cisco Technology, Inc. System and method for offering seamless connectivity across multiple devices in a communications environment
GB0510019D0 (en) * 2005-05-17 2005-06-22 Nortel Networks Ltd Circuit bearer control
US7742498B2 (en) 2005-05-17 2010-06-22 At&T Intellectual Property Ii, L.P. Method and apparatus for routing a call to a dual mode wireless device
US7466991B2 (en) * 2005-05-26 2008-12-16 Sprint Spectrum L.P. Method and system using a conference bridge for handoff of a multi-mode mobile station
US20070291734A1 (en) * 2005-05-27 2007-12-20 Medhavi Bhatia Methods and Apparatus for Multistage Routing of Packets Using Call Templates
US8694008B2 (en) * 2005-06-16 2014-04-08 At&T Mobility Ii Llc Multi-mode handset services
KR100882187B1 (ko) * 2005-07-14 2009-02-06 삼성전자주식회사 아이피 멀티미디어 서브시스템 기반의 음성패킷서비스제공을 위한 장치 및 방법
DE202005021930U1 (de) * 2005-08-01 2011-08-08 Corning Cable Systems Llc Faseroptische Auskoppelkabel und vorverbundene Baugruppen mit Toning-Teilen
US8249590B2 (en) * 2005-08-16 2012-08-21 Varaha Systems Incorporated System, method, and apparatus for voice handoffs
US7792150B2 (en) 2005-08-19 2010-09-07 Genband Us Llc Methods, systems, and computer program products for supporting transcoder-free operation in media gateway
US20070058611A1 (en) * 2005-09-14 2007-03-15 Sbc Knowledge Ventures Lp Method and system to proxy mobile and network originated call sessions
TWI301369B (en) 2005-09-16 2008-09-21 Hon Hai Prec Ind Co Ltd A system and method for handing incoming call in dual mode phone
CN100446599C (zh) * 2005-09-16 2008-12-24 鸿富锦精密工业(深圳)有限公司 双模手机语音来电管理系统及方法
US7986665B2 (en) * 2005-09-23 2011-07-26 Research In Motion Limited Conferencing PSTN gateway methods and apparatus to facilitate heterogeneous wireless network handovers for mobile communication devices
CN100477650C (zh) * 2005-09-30 2009-04-08 华为技术有限公司 下一代网络中的ip互通网关及其实现ip域互通的方法
US8254546B2 (en) * 2005-10-06 2012-08-28 At&T Intellectual Property I, L.P. Method and system to proxy phone directories
US9179291B1 (en) 2005-10-20 2015-11-03 Apple Inc. Providing a set of services to a multi-mode mobile station that is able to operate over packet-switched and circuit-switched access networks
US8019279B2 (en) 2005-10-25 2011-09-13 International Business Machines Corporation System and method for using mobile phones as handsets for IP softphones
EP2432246A1 (en) * 2005-11-03 2012-03-21 Roamware, Inc. Network-Based System For Rerouting Phone Calls From Phone Networks To VoIP Clients For Roamers And Subscribers Who Do Not Answer
JP2007142610A (ja) * 2005-11-16 2007-06-07 Nec Corp 移動通信システム、呼制御サーバ及び呼制御方法並びにプログラム
JP4694356B2 (ja) * 2005-11-22 2011-06-08 株式会社日立製作所 無線電話機能とip電話機能を有する無線端末および公衆無線回線と無線lan間のローミング方法
US8213936B2 (en) * 2005-11-29 2012-07-03 Cisco Technology, Inc. System and method for executing a seamless handoff in a network environment
US8180334B2 (en) * 2005-11-29 2012-05-15 Cisco Technology, Inc. System and method for leveraging a caller ID to provide a reverse signaling pathway in a network environment
EP2099160A1 (en) * 2005-12-09 2009-09-09 BenQ Corporation Method for client-server-based communication over several interfaces and client supporting this method
US20070133439A1 (en) * 2005-12-12 2007-06-14 Promenzio Edgardo L Method and apparatus to facilitate transferring chairmanship of an ad-hoc conference call
US7860060B2 (en) * 2005-12-12 2010-12-28 Motorola, Inc. Method and apparatus to facilitate persistence of a handed-off communication system
US7839826B2 (en) * 2005-12-12 2010-11-23 Motorola, Inc. Method and apparatus to facilitate use of a session initiation protocol instance to support on-hold session status
JP4585443B2 (ja) * 2005-12-19 2010-11-24 日本電信電話株式会社 アプリケーションサーバ及びアプリケーションサーバ制御方法
US9060047B2 (en) 2005-12-21 2015-06-16 Genband Us Llc Media stream management
US8248916B2 (en) * 2005-12-30 2012-08-21 Telefonaktiebolaget Lm Ericsson (Publ) Recovery methods for restoring service in a distributed radio access network
US7835346B2 (en) 2006-01-17 2010-11-16 Genband Us Llc Methods, systems, and computer program products for providing transcoder free operation (TrFO) and interworking between unlicensed mobile access (UMA) and universal mobile telecommunications system (UMTS) call legs using a media gateway
US7505446B2 (en) * 2006-01-18 2009-03-17 Research In Motion Limited Methods and apparatus for use in switching communication operations between a wireless wide area network and a wireless local area network
DE102006010513B4 (de) * 2006-03-07 2011-12-29 Infineon Technologies Ag Kommunikationseinrichtung, Funk-Kommunikations-Anordnung und Verfahren zum Übertragen von Information von einer ersten Funk-Kommunikationseinrichtung zu einer zweiten Funk-Kommunikationseinrichtung
EP1994735B1 (en) 2006-03-10 2017-09-27 BRITISH TELECOMMUNICATIONS public limited company Call completion service in case of called party unavailability
US20070223465A1 (en) * 2006-03-21 2007-09-27 Lee Wang System, method and article for VOIP and PSTN communication
US7627662B2 (en) * 2006-03-23 2009-12-01 First Data Corporation Transaction request processing system and method
EP2014020B1 (en) * 2006-04-28 2014-12-24 BlackBerry Limited Wlan and wwan connection migration methods and apparatus
CN101064959B (zh) 2006-04-30 2014-02-26 华为技术有限公司 无线城域网中网络侧发起移动终端进入空闲模式的方法
US8090401B2 (en) 2006-05-19 2012-01-03 Agere Systems Inc. Virtual gateway node for dual-mode wireless phones
EP1860826B1 (de) * 2006-05-22 2015-03-25 Unify GmbH & Co. KG Verfahren, Kommunikationssystem, zentrale Schnittstelleneinrichtung und mobiles Endgerät zum Betreiben einer drahtlosen Kommunikationsverbindung
US8483126B2 (en) 2006-05-23 2013-07-09 British Telecommunications Plc Multi-network mobile communications systems and/or methods
KR101251193B1 (ko) * 2006-06-09 2013-04-08 삼성전자주식회사 PoC 시스템에서 그룹 세션을 개설하기 위한 방법 및 시스템
US8630644B2 (en) * 2006-09-14 2014-01-14 Apple Inc. Circuit bearer control
US7711370B2 (en) * 2006-09-20 2010-05-04 Cisco Technology, Inc. Method for establishing voice communications using a mobile handset
US9191226B2 (en) 2006-09-28 2015-11-17 Qualcomm Incorporated Methods and apparatus for determining communication link quality
US8553526B2 (en) 2006-09-28 2013-10-08 Qualcomm Incorporated Methods and apparatus for determining quality of service in a communication system
US8045568B2 (en) 2006-09-29 2011-10-25 Genband Us Llc Enterprise mobility
US20080084859A1 (en) * 2006-10-10 2008-04-10 Brian Scott Sullivan System and method for maintaining a network connection in a wireless network
GB2443860B (en) * 2006-10-19 2011-02-16 Vodafone Plc Controlling the use of access points in a telecommunications network
ATE535110T1 (de) * 2006-10-20 2011-12-15 Research In Motion Ltd Multimode-mobilgerät, anrufstatistiken-server, entsprechende verfahren und system zum sammeln von anrufstatistiken für das multimode-mobilgerät
US8095175B2 (en) * 2006-10-26 2012-01-10 Mcmaster University WLAN-to-WWAN handover methods and apparatus using a WLAN support node having a WWAN interface
KR100844349B1 (ko) * 2006-12-01 2008-07-07 삼성전자주식회사 휴대용 단말기에서 무선랜 검색 방법 및 장치
US20080144828A1 (en) * 2006-12-19 2008-06-19 Broadcom Corporation, A California Corporation Voice data RF cellular or WLAN IC
US8600006B2 (en) 2006-12-27 2013-12-03 Genband Us Llc Voice continuity among user terminals
US8346239B2 (en) 2006-12-28 2013-01-01 Genband Us Llc Methods, systems, and computer program products for silence insertion descriptor (SID) conversion
US7729344B2 (en) * 2006-12-29 2010-06-01 Genband Inc. Methods and apparatus for controlling signaling associated with a private branch exchange within a session over internet protocol network
US8948757B2 (en) * 2007-03-21 2015-02-03 Qualcomm Incorporated Methods and apparatus for RF handoff in a multi-frequency network
US8737350B2 (en) * 2007-03-21 2014-05-27 Qualcomm Incorporated Methods and apparatus for RF handoff in a multi-frequency network
US8737353B2 (en) * 2007-03-21 2014-05-27 Qualcomm Incorporated Methods and apparatus for RF handoff in a multi-frequency network
US8750248B2 (en) * 2007-03-21 2014-06-10 Qualcomm Incorporated Methods and apparatus for RF handoff in a multi-frequency network
US9026177B2 (en) * 2007-03-30 2015-05-05 Blackberry Limited Service mode display on a handheld communication device
US8565799B2 (en) * 2007-04-04 2013-10-22 Qualcomm Incorporated Methods and apparatus for flow data acquisition in a multi-frequency network
US8121262B1 (en) * 2007-07-20 2012-02-21 Avaya Inc. Text feedback to an on-hold party
US20090069047A1 (en) * 2007-09-07 2009-03-12 Tekelec Methods, systems, and computer program products for detecting wireless bypass in a communications network
US8862164B2 (en) * 2007-09-28 2014-10-14 Damaka, Inc. System and method for transitioning a communication session between networks that are not commonly controlled
US20090092093A1 (en) * 2007-10-03 2009-04-09 Hong Kong Applied Science and Technology Research Institute Company Limited Handoff of dual mode mobile device between an IP network and a PLMN
WO2009046600A1 (en) * 2007-10-09 2009-04-16 Hong Kong Applied Science And Technology Research Institute Co. Ltd. Handoff of dual mode mobile device between an ip network and a plmn
ES2371441T3 (es) * 2007-10-19 2012-01-02 Thrupoint, Inc. Gestión de traspaso de conexión.
US20090111472A1 (en) * 2007-10-31 2009-04-30 Motorola, Inc. Method and system for providing a seamless handoff between communication networks
US9307466B2 (en) * 2007-10-31 2016-04-05 Google Technology Holdings LLC In-call handoff between cellular and packet switched networks
FR2925252B1 (fr) * 2007-12-14 2010-04-23 Alcatel Lucent Procede de commande d'un terminal de communication bimode
US8897786B2 (en) * 2007-12-24 2014-11-25 Samsung Electronics Co., Ltd. Service connection apparatus and method in portable terminal
US8570939B2 (en) 2008-03-07 2013-10-29 Qualcomm Incorporated Methods and systems for choosing cyclic delays in multiple antenna OFDM systems
EP2136527A1 (en) * 2008-06-18 2009-12-23 Alcatel Lucent A method and a server for enabling a multimode communication unit to benefit from the services of a local area network when said unit is roaming in a wide area network
US20100081428A1 (en) * 2008-09-26 2010-04-01 Harunobu Maejima Wireless Device Having Multiple Network Interfaces And Network Handover Capability
KR101050642B1 (ko) 2008-12-04 2011-07-19 삼성전자주식회사 와치 폰 및 상기 와치 폰에서 통화수행 방법
JP2010239441A (ja) * 2009-03-31 2010-10-21 Nec Corp 携帯通信端末装置、無線通信システム、携帯通信端末装置の在圏情報通知方法、在圏情報通知プログラム
CA2667820C (en) 2009-05-29 2013-10-01 Research In Motion Limited Signal quality determination methods and apparatus suitable for use in wlan-to-wwan transitioning
US8908541B2 (en) 2009-08-04 2014-12-09 Genband Us Llc Methods, systems, and computer readable media for intelligent optimization of digital signal processor (DSP) resource utilization in a media gateway
US8731509B2 (en) * 2009-10-23 2014-05-20 Blackberry Limited Methods and apparatus for signal monitoring in a wireless communication network
EP2355475B1 (en) * 2010-02-02 2019-01-16 BlackBerry Limited System and method for alternating between in-band and out-of-band communication path
US8750245B2 (en) 2010-02-26 2014-06-10 Blackberry Limited Methods and apparatus for use in initiating vertical handover based on comparative evaluation of WLAN and WWAN signal qualities
WO2011106939A1 (en) * 2010-03-05 2011-09-09 Huawei Technologies Co.,Ltd. Method and communication device for communicating data using a mobile terminal having at least two subscriber identity modules
US8447021B2 (en) * 2010-03-19 2013-05-21 Skype Hold detection and handling
EP2381660B1 (en) 2010-04-26 2014-03-05 BlackBerry Limited Conversion of Mobile Device to LAN-Only Telephony Functions
US8416939B1 (en) * 2010-07-26 2013-04-09 Walgreen Co. System and method for providing seamless music on hold
US8699456B2 (en) 2010-10-26 2014-04-15 Blackberry Limited Methods and apparatus for use in improving network coverage for voice or data calls
CN102045466B (zh) * 2010-12-02 2015-08-19 大连天亿软件有限公司 一种实现企业voip即时呼叫的方法
US10027620B2 (en) * 2011-01-07 2018-07-17 Mitel Networks Corporation Call processing telecommunication system and methods thereof in a WiFi network
US20120192083A1 (en) * 2011-01-25 2012-07-26 Bellmar Communicatios LLC Method and system for enhanced online searching
WO2011157129A2 (zh) * 2011-05-31 2011-12-22 华为技术有限公司 数据传输方法、分流点设备、用户设备和系统
EP2737745A1 (en) * 2011-07-28 2014-06-04 Telefonaktiebolaget LM Ericsson (PUBL) Method of and apparatus for service coverage management in a radio communication network
KR101233397B1 (ko) * 2011-11-30 2013-02-15 (주)케이시크 대체전화 서비스 제공 방법 및 장치와 이를 이용한 역전화요금 산출방법
CA3038195A1 (en) * 2012-03-19 2013-09-26 Robert K. Buckle Apparatus, method, and system for integrating mobile and satellite phone service
JP5849012B2 (ja) * 2012-04-25 2016-01-27 株式会社Nttドコモ 内線システム、内線サーバ及び通信方法
CN102752405B (zh) * 2012-07-27 2016-05-11 杭州瑟达智能科技有限公司 一种互联网对电话的通话系统及通话方法
CN102833435B (zh) * 2012-08-27 2014-04-02 北京理想固网科技股份有限公司 基于逻辑通讯组的ip pbx跨网注册管理方法
CN103781129A (zh) * 2012-10-18 2014-05-07 华为技术有限公司 语音呼叫切换的方法与语音呼叫切换装置
KR101447438B1 (ko) * 2013-02-07 2014-10-08 (주)오픈벡스 이종 망을 이용한 통화시스템
US9992021B1 (en) 2013-03-14 2018-06-05 GoTenna, Inc. System and method for private and point-to-point communication between computing devices
US9198091B2 (en) * 2013-03-15 2015-11-24 Vonage Network, Llc Systems and methods for rapid setup of telephony communications
US9179482B2 (en) 2013-03-15 2015-11-03 Vonage Network, Llc Systems and methods for rapid setup of telephony communications
US8879544B1 (en) * 2013-10-22 2014-11-04 Bandwidth.Com, Inc. Outbound communication session establishment on a telecommunications network
AU2015226958B2 (en) 2014-03-07 2019-10-24 Globalstar, Inc. Cell tower functionality with satellite access to allow a cell device to roam on a satellite network
WO2016003872A1 (en) * 2014-07-01 2016-01-07 Bandwidth.Com, Inc. Outbound communication session establishment on a telecommunications network
US9949000B1 (en) 2015-03-17 2018-04-17 8X8, Inc. IPBX control interface for distributed networks
US10110748B2 (en) * 2016-02-11 2018-10-23 Kirusa, Inc. Routing incoming calls made to one or more unreachable numbers into a data client
EP3261315A1 (en) * 2016-06-23 2017-12-27 Telefonica Digital España, S.L.U. Accelarating fall-back call establisment with push notifications
CN108347337B (zh) 2017-01-23 2022-03-01 腾讯科技(深圳)有限公司 会议通信方法和装置
US11277521B1 (en) 2018-11-06 2022-03-15 Dialpad, Inc. On premises gateways interconnecting VoIP systems, the public switched telephone network and private branch exchanges and other telephony infrastructure
US10999443B1 (en) * 2018-11-06 2021-05-04 Dialpad, Inc. On premises gateways interconnecting VoIP systems the public switched telephone network and private branch exchanges and other telephony infrastructure
CN114465991B (zh) * 2022-01-20 2024-02-09 北京嗨学网教育科技股份有限公司 软电话的连接方法和装置
CN117834330A (zh) * 2024-03-04 2024-04-05 四川天邑康和通信股份有限公司 基于fttr或pon的外置语音设备接入pstn的方法及装置

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5842138A (en) * 1995-05-04 1998-11-24 Interwave Communications International Ltd. Configuration-independent methods and apparatus for software communication in a cellular network
US5818824A (en) * 1995-05-04 1998-10-06 Interwave Communications International, Ltd. Private multiplexing cellular network
US5734699A (en) * 1995-05-04 1998-03-31 Interwave Communications International, Ltd. Cellular private branch exchanges
US5577029A (en) * 1995-05-04 1996-11-19 Interwave Communications Cellular communication network having intelligent switching nodes
US5887256A (en) * 1995-05-04 1999-03-23 Interwave Communications International, Ltd. Hybrid cellular communication apparatus and method
US5953651A (en) * 1995-05-04 1999-09-14 Interwave Communications International, Ltd. Cellular adjunct to a public wired network
US5734979A (en) * 1995-05-04 1998-03-31 Interwave Communications International, Ltd. Cellular base station with intelligent call routing
FI103457B (fi) * 1997-05-13 1999-06-30 Nokia Telecommunications Oy Menetelmä pakettivälitteiseen tiedonsiirtoon
US6198941B1 (en) * 1998-08-07 2001-03-06 Lucent Technologies Inc. Method of operating a portable communication device
US6141341A (en) * 1998-09-09 2000-10-31 Motorola, Inc. Voice over internet protocol telephone system and method
US6680923B1 (en) * 2000-05-23 2004-01-20 Calypso Wireless, Inc. Communication system and method
US7010300B1 (en) * 2000-06-15 2006-03-07 Sprint Spectrum L.P. Method and system for intersystem wireless communications session hand-off
US7039027B2 (en) * 2000-12-28 2006-05-02 Symbol Technologies, Inc. Automatic and seamless vertical roaming between wireless local area network (WLAN) and wireless wide area network (WWAN) while maintaining an active voice or streaming data connection: systems, methods and program products
US8019335B2 (en) * 2001-01-29 2011-09-13 Nokia Corporation Identifying neighboring cells in telecommunication network
US20020131395A1 (en) * 2001-03-19 2002-09-19 Chenghui Wang Session initiation protocol (SIP) user agent in a serving GPRS support node (SGSN)
EP1470729A2 (en) * 2002-01-02 2004-10-27 Winphoria Networks, Inc. Method, system and apparatus for providing wwan services to a mobile station serviced by a wlan
US7583632B2 (en) * 2002-05-28 2009-09-01 Nortel Networks Limited Efficient handoffs between cellular and wireless local area networks
TWI235578B (en) * 2002-06-19 2005-07-01 Ind Tech Res Inst Method and system for roaming among different wireless networks
US7047036B2 (en) * 2002-07-02 2006-05-16 Interdigital Technology Corporation Method and apparatus for handoff between a wireless local area network (WLAN) and a universal mobile telecommunication system (UMTS)
US7826868B2 (en) * 2002-10-10 2010-11-02 Robbins Barry R Extension of a local area phone system to a wide area network
US6904029B2 (en) * 2003-01-23 2005-06-07 Motorola, Inc. Method and apparatus for a source-initiated handoff from a source cellular wireless network to a target non-cellular wireless network
US6944144B2 (en) * 2003-02-28 2005-09-13 Microsoft Corporation Vertical roaming in wireless networks through improved quality of service measures

Similar Documents

Publication Publication Date Title
JP2006520164A5 (ja)
KR100943556B1 (ko) 하이브리드 가입자 유닛의 시스템간 액티브 핸드오프 방법및 장치
JP4763723B2 (ja) 回線交換無線ネットワークとパケット交換データ無線ネットワークとの間における呼ハンドオフのためのシステムと方法
US8442005B2 (en) Seamless handoff across heterogeneous access networks using a handoff controller in a service control point
KR101181874B1 (ko) 무선통신시스템에서 핸드오버에 있어서 호를 다루는 방법 및 이를 이용한 무선통신장치
US7835751B2 (en) Method of seamless roaming between wireless local area networks and cellular carrier networks
JP5042104B2 (ja) 通信システム、端末装置、基地局、通信品質管理方法およびプログラム
KR101050621B1 (ko) 다중 무선 네트워크들 사이의 무선 핸드오프
US7697480B2 (en) Method and apparatus for inter-system active handoff of a hybrid subscriber unit
JP2009534943A (ja) Csからvoipへのハンドオフのために、csコールを動的にアンカーする方法および装置
US20080259912A1 (en) Assisted wireless transmit/receive unit paging and call session routing
US20080280612A1 (en) Telecommunications Apparatus and Method
JP2010507348A (ja) 付加サービスの状態をシグナリングするための方法およびシステム
WO2005109835A1 (en) Fast call set-up for multi-mode communication
WO2006044144A2 (en) Method and apparatus for routing calls
WO2007140722A1 (fr) Terminal et procédé pour une commutation en douceur entre des réseaux de communication différents
CA2529556A1 (en) Communication unit with a handoff
US10206146B2 (en) Techniques for handout of an active session from a first network to a second network
WO2009137249A1 (en) Handover procedure between radio access networks
JP2009081669A (ja) 移動通信システム、基地局装置、およびハンドオーバ方法
WO2010108447A1 (zh) 单无线接入方式语音切换的实现方法及系统
WO2008089648A1 (fr) Procédé de basculement de domaine pour terminal multimode, appareil et système
KR20060114465A (ko) 이기종 망 환경에서 셀룰러 망으로부터 휴대인터넷/무선랜망으로 음성 데이터 핸드오프 방법
CN102625382B (zh) 跨无线网络控制器的切换方法及系统
KR20060114466A (ko) 이기종 망 환경에서 휴대인터넷/무선랜 망으로부터 셀룰러망으로 음성 데이터 핸드오프 방법