KR101010806B1 - Wlan-umts 인터워킹을 위한 umts 라우팅영역으로서 wlan의 등록 - Google Patents
Wlan-umts 인터워킹을 위한 umts 라우팅영역으로서 wlan의 등록 Download PDFInfo
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- KR101010806B1 KR101010806B1 KR1020047020762A KR20047020762A KR101010806B1 KR 101010806 B1 KR101010806 B1 KR 101010806B1 KR 1020047020762 A KR1020047020762 A KR 1020047020762A KR 20047020762 A KR20047020762 A KR 20047020762A KR 101010806 B1 KR101010806 B1 KR 101010806B1
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- H04W60/04—Affiliation to network, e.g. registration; Terminating affiliation with the network, e.g. de-registration using triggered events
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- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
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Abstract
Description
Claims (18)
- 모바일 네트워크 라우팅 영역(routing area)으로서 WLAN(Wireless Local Area Network)을 등록하는 방법으로서,모바일 네트워크 내에서 사용자로부터의 서비스 요청의 위치를 무선 액세스 네트워크에 의해 결정하는 단계;상기 위치가 WLAN의 커버리지 영역 내에 있는지를 상기 무선 액세스 네트워크에 의해 결정하는 단계; 및상기 위치가 WLAN의 커버리지 영역 내에 있는지를 상기 무선 액세스 네트워크에 의해 결정하는 단계에 응답하여, 상기 WLAN과 상기 모바일 네트워크 사이에서 인터워킹(interworking)이 제공되도록 상기 WLAN을 이용하여 상기 서비스 요청을 서비스하는 동안 PDP(packet data protocol) 콘텍스트(context)를 상기 사용자에 의해 유지하는 단계를 포함하는 방법.
- 제1항에 있어서,상기 WLAN을 이용하여 상기 서비스 요청을 서비스하는 동안 PDP 콘텍스트를 유지하는 단계는 상기 WLAN을 이용하는 동안 상기 사용자와 상기 모바일 네트워크 간의 무선 시그널링을 제한하는 단계를 포함하는 방법.
- 제1항에 있어서,상기 모바일 네트워크 내의 라우팅 영역에 대한 요청을 수신하는 단계를 더 포함하는 방법.
- 제3항에 있어서,상기 WLAN은 상기 모바일 네트워크 내의 상기 라우팅 영역으로서 인식되는 방법.
- 제3항에 있어서,상기 사용자가 상기 WLAN을 이용하고 있는 동안 시그널링을 줄이기 위해, 상기 사용자가 상기 WLAN을 이용하고 있는 동안 주기적 라우팅 영역 갱신 타이머 값을 설정하는 단계를 더 포함하는 방법.
- 제1항에 있어서,상기 WLAN을 나갈 때 상기 PDP 콘텍스트를 통해 패킷 스위치형 시그널링 접속(packet switched signaling connection)을 확립하는 단계를 더 포함하는 방법.
- 제1항에 있어서,사용자 트래픽 서비스를 WLAN들로 시프트함으로써 모바일 셀들의 부하(loading)를 제어하는 단계를 더 포함하는 방법.
- 제1항에 있어서,상기 모바일 네트워크와 상기 WLAN 사이의 인터워킹은,상기 모바일 네트워크 라우팅 영역으로서 상기 WLAN을 고유하게 식별하는 단계; 및일단 식별되면, 상기 모바일 네트워크로의 라우팅 영역 갱신 회수를 줄이도록 라우팅 영역 갱신 타이머를 설정하는 단계에 의해 제공되는 방법.
- 제6항에 있어서,상기 PDP 콘텍스트를 유지하는 단계는 상기 WLAN을 나가고 또한 상기 모바일 네트워크로 재진입할 때 핸드오프 지연을 줄이도록 상기 PDP 콘텍스트를 유지하는 단계를 포함하는 방법.
- 제1항에 있어서,사용자들의 라우팅 영역 식별자들을 상기 WLAN의 커버리지 영역의 식별자로 변경하여 상기 사용자들을 WLAN들로 시프트함으로써 모바일 서비스 제공자들이 셀들의 부하를 제어하게 하는 단계를 더 포함하는 방법.
- 제1항에 있어서,상기 모바일 네트워크는 셀룰라 네트워크인 방법.
- 모바일 네트워크 라우팅 영역으로서 WLAN(Wireless Local Area Network)을 이용하는 시스템으로서,서비스 요청이 행해지는 위치를 결정할 수 있는 모바일 네트워크 - 상기 모바일 네트워크는 패킷 기반 지원 노드를 포함하고 상기 서비스 요청이 상기 모바일 네트워크에서 라우팅 영역으로서 식별되는 상기 WLAN을 통해 서비스될 수 있는지를 결정함 - 및상기 WLAN과 상기 모바일 네트워크 간의 용이한 전환(easy transition)을 제공하도록 상기 WLAN을 이용하여 상기 서비스 요청을 서비스하는 동안 PDP 콘텍스트를 유지하는 듀얼 스택 프로토콜을 포함하는 시스템.
- 제12항에 있어서,상기 모바일 네트워크에서 상기 WLAN을 식별하는, 고유한 라우팅 영역 식별자를 더 포함하는 시스템.
- 제12항에 있어서,갱신들을 지연하는 주기적 라우팅 영역 갱신 타이머를 더 포함하고, 사용자가 WLAN의 커버리지 영역에 있는 동안 시그널링을 줄이기 위해 상기 사용자가 상기 WLAN의 커버리지 영역에 있는 동안 타이머 값이 설정되는 시스템.
- 제12항에 있어서,상기 모바일 네트워크는 UMTS(Universal Mobile Telecommunications System)를 포함하는 시스템.
- 제12항에 있어서,PDP 콘텍스트를 유지하는 상기 듀얼 스택 프로토콜은 상기 모바일 네트워크와 상기 WLAN 간에 인터워킹을 확립하기 위한 RAB(Radio Access Bearer) 설정 절차를 더 포함하는 시스템.
- 제12항에 있어서,상기 모바일 네트워크는 RAI(routing area identifier) 갱신 메세지를 통해 사용자가 WLAN 커버리지 영역에 있는지를 아는 시스템.
- 제12항에 있어서,상기 모바일 네트워크는 셀룰라 네트워크인 시스템.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US39081102P | 2002-06-21 | 2002-06-21 | |
US60/390,811 | 2002-06-21 | ||
PCT/US2003/019675 WO2004002051A2 (en) | 2002-06-21 | 2003-06-20 | Registration of a wlan as a umts routing area for wlan-umts interworking |
Publications (2)
Publication Number | Publication Date |
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KR20050012821A KR20050012821A (ko) | 2005-02-02 |
KR101010806B1 true KR101010806B1 (ko) | 2011-01-25 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020047020762A KR101010806B1 (ko) | 2002-06-21 | 2003-06-20 | Wlan-umts 인터워킹을 위한 umts 라우팅영역으로서 wlan의 등록 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7764660B2 (ko) |
EP (1) | EP1523821B1 (ko) |
JP (1) | JP4684649B2 (ko) |
KR (1) | KR101010806B1 (ko) |
CN (1) | CN1663166B (ko) |
AU (1) | AU2003245633A1 (ko) |
MX (1) | MXPA04012665A (ko) |
WO (1) | WO2004002051A2 (ko) |
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EP1523821A4 (en) | 2010-01-20 |
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