JP4856241B2 - Imsネットワークに関する番号ポータビリティ - Google Patents
Imsネットワークに関する番号ポータビリティ Download PDFInfo
- Publication number
- JP4856241B2 JP4856241B2 JP2009509631A JP2009509631A JP4856241B2 JP 4856241 B2 JP4856241 B2 JP 4856241B2 JP 2009509631 A JP2009509631 A JP 2009509631A JP 2009509631 A JP2009509631 A JP 2009509631A JP 4856241 B2 JP4856241 B2 JP 4856241B2
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- Prior art keywords
- call
- bgcf
- network
- cscf
- portability
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- 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.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0016—Arrangements providing connection between exchanges
- H04Q3/0029—Provisions for intelligent networking
- H04Q3/005—Personal communication services, e.g. provisions for portability of subscriber numbers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/45—Network directories; Name-to-address mapping
- H04L61/4557—Directories for hybrid networks, e.g. including telephone numbers
-
- 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
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/26—Network addressing or numbering for mobility support
- H04W8/28—Number portability ; Network address portability
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Databases & Information Systems (AREA)
- Telephonic Communication Services (AREA)
- Mobile Radio Communication Systems (AREA)
- Exchange Systems With Centralized Control (AREA)
- Telephone Function (AREA)
- Credit Cards Or The Like (AREA)
Description
Claims (9)
- IMS(IPマルチメディア・サブシステム)ネットワーク内のシステムであって、
E.164番号への呼に関連付けられている呼信号を受信するための入力を有するP−CSCF(プロキシ呼セッション制御機能)と、
前記P−CSCFに結合されており、前記P−CSCFと通信メッセージの授受を行うS−CSCF(サービング呼セッション制御機能)と、
前記呼信号を受信する、BGCF(ブレークアウト・ゲートウェイ制御機能)と、
前記BGCFが有する、前記呼が移転可能か判定するポータビリティ番号問い合わせモジュールと、
前記ポータビリティ番号問い合わせモジュールに結合されており、前記ポータビリティ番号問い合わせモジュールに前記呼が移転可能かの判定に関わる情報を提供するNPDB(番号ポータビリティ・データベース)と、
前記ポータビリティ番号問い合わせモジュールに結合されており、前記ポータビリティ番号問い合わせモジュールに、IPネットワークに前記呼をルーティングするための情報を提供するENUM DB(電話番号マッピング・データベース)と、
を備え、
前記E.164番号が移転されている場合に、前記BGCFが前記NPDBに問い合わせを行ってルーティング番号を取り出し、
前記ルーティング番号が前記呼は前記IPネットワークに向けたものであると示す場合に、前記呼は前記IMSネットワークから前記BGCF経由で前記IPネットワークへルーティングされ、
前記BGCFは、前記IPネットワークに信号接続され、
前記呼は、前記ENUM DBから取り出されるENUM(電話番号マッピング)をもとにルーティングされる
ことを特徴とする、システム。 - 前記システムは、
前記BGCFの前記ポータビリティ番号問い合わせモジュールに結合されている照合準備番号モジュールと、
前記照合準備番号モジュールに結合されている次のホップ・リストをさらに含む、請求項1に記載のIMSネットワーク内のシステム。 - 前記BGCFのポータビリティ番号問い合わせモジュールが、E.164番号での呼を受信するための入力を有する、請求項1に記載のIMSネットワーク内のシステム。
- 前記BGCFは、PDN(パケット・データ・ネットワーク)に結合されており、前記BGCFと前記PDNが通信メッセージの授受を行う、請求項1に記載のIMSネットワーク内のシステム。
- MGCF(媒体ゲートウェイ制御機能)をさらに備え、
前記MGCFは、PSTN(公衆交換電話ネットワーク)/PLMN(公衆地上移動体ネットワーク)に結合されており、前記MGCFと前記PSTN/PLMNが通信メッセージの授受を行い、前記ルーティング番号が前記呼は前記PSTN/PLMNに向けたものであると示す場合に、前記呼は前記MGCF経由で前記PSTN/PLMNへルーティングされる、請求項1に記載のIMSネットワーク内のシステム。 - 前記BGCFに結合されており、前記BGCFと通信メッセージの授受を行うI−CSCF(問い合わせ呼セッション制御機能)と、
前記I−CSCFに結合されており、前記I−CSCFと通信メッセージの授受を行うHSS(ホーム加入者サーバ)と、
をさらに備える、請求項1に記載のIMSネットワーク内のシステム。 - IMS(IPマルチメディア・サブシステム)ネットワーク内のBGCF(ブレークアウト・ゲートウェイ制御機能)で、E.164番号への全ての呼に関連付けられている呼信号を受信するステップと、
前記BGCFで各E.164番号への呼が移転可能か判定するステップと、
前記各E.164番号が移転されている場合、前記BGCFがNPDB(番号ポータビリティ・データベース)に問い合わせを行ってルーティング番号を取り出すステップと、
を含み、
前記ルーティング番号が前記呼はIPネットワークに向けたものであると示す場合に、前記呼は前記IMSネットワークから前記BGCF経由で前記IPネットワークへルーティングされ、
前記BGCFは、前記IPネットワークに信号接続され、
前記呼は、ENUM DB(電話番号マッピング・データベース)から取り出されるENUM(電話番号マッピング)をもとにルーティングされる
ことを特徴とする方法。 - 前記方法は、
前記ルーティング番号が前記呼は前記IMSネットワークに信号接続されている前記IPネットワーク内のVoIP(ボイス・オーバーIP)端点に向けたものであると示す場合、前記ENUM DBにENUMの問い合わせを行った後に、前記BGCFを介して、前記呼を前記IPネットワークにルーティングするステップをさらに含む、請求項7に記載の方法。 - 前記方法は、
前記ルーティング番号が前記呼はMGCF(媒体ゲートウェイ制御機能)経由で前記IMSネットワークに信号接続されているPSTN(公衆交換電話ネットワーク)/PLMN(公衆地上移動体ネットワーク)に向けたものであると示す場合、前記BGCFを介して、前記呼を前記MGCFにルーティングするステップをさらに含む、請求項7に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/418,615 US7969967B2 (en) | 2006-05-05 | 2006-05-05 | Number portability for an IMS network |
US11/418,615 | 2006-05-05 | ||
PCT/US2007/010387 WO2007130323A1 (en) | 2006-05-05 | 2007-04-30 | Number portability for an ims network |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009536501A JP2009536501A (ja) | 2009-10-08 |
JP4856241B2 true JP4856241B2 (ja) | 2012-01-18 |
Family
ID=38566896
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009509631A Expired - Fee Related JP4856241B2 (ja) | 2006-05-05 | 2007-04-30 | Imsネットワークに関する番号ポータビリティ |
Country Status (8)
Country | Link |
---|---|
US (1) | US7969967B2 (ja) |
EP (1) | EP2020138B1 (ja) |
JP (1) | JP4856241B2 (ja) |
KR (1) | KR101004575B1 (ja) |
CN (1) | CN101438561A (ja) |
AT (1) | ATE485664T1 (ja) |
DE (1) | DE602007009971D1 (ja) |
WO (1) | WO2007130323A1 (ja) |
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-
2006
- 2006-05-05 US US11/418,615 patent/US7969967B2/en not_active Expired - Fee Related
-
2007
- 2007-04-30 CN CNA2007800162856A patent/CN101438561A/zh active Pending
- 2007-04-30 AT AT07776455T patent/ATE485664T1/de not_active IP Right Cessation
- 2007-04-30 JP JP2009509631A patent/JP4856241B2/ja not_active Expired - Fee Related
- 2007-04-30 DE DE602007009971T patent/DE602007009971D1/de active Active
- 2007-04-30 KR KR1020087026858A patent/KR101004575B1/ko active IP Right Grant
- 2007-04-30 WO PCT/US2007/010387 patent/WO2007130323A1/en active Application Filing
- 2007-04-30 EP EP07776455A patent/EP2020138B1/en not_active Not-in-force
Patent Citations (2)
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JPH11275634A (ja) * | 1998-03-20 | 1999-10-08 | Fujitsu Ltd | ネットワーク番号管理システム及び交換機 |
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Also Published As
Publication number | Publication date |
---|---|
JP2009536501A (ja) | 2009-10-08 |
KR101004575B1 (ko) | 2010-12-30 |
US20070258575A1 (en) | 2007-11-08 |
EP2020138B1 (en) | 2010-10-20 |
ATE485664T1 (de) | 2010-11-15 |
US7969967B2 (en) | 2011-06-28 |
WO2007130323A1 (en) | 2007-11-15 |
EP2020138A1 (en) | 2009-02-04 |
DE602007009971D1 (de) | 2010-12-02 |
CN101438561A (zh) | 2009-05-20 |
KR20090005357A (ko) | 2009-01-13 |
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