KR100990340B1 - 무선 통신 환경에서의 패킷 라우팅 - Google Patents
무선 통신 환경에서의 패킷 라우팅 Download PDFInfo
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- KR100990340B1 KR100990340B1 KR1020087009414A KR20087009414A KR100990340B1 KR 100990340 B1 KR100990340 B1 KR 100990340B1 KR 1020087009414 A KR1020087009414 A KR 1020087009414A KR 20087009414 A KR20087009414 A KR 20087009414A KR 100990340 B1 KR100990340 B1 KR 100990340B1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/02—Communication route or path selection, e.g. power-based or shortest path routing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/302—Route determination based on requested QoS
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
- H04L12/4633—Interconnection of networks using encapsulation techniques, e.g. tunneling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/302—Route determination based on requested QoS
- H04L45/306—Route determination based on the nature of the carried application
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/40—Network security protocols
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/02—Communication route or path selection, e.g. power-based or shortest path routing
- H04W40/12—Communication route or path selection, e.g. power-based or shortest path routing based on transmission quality or channel quality
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/042—Public Land Mobile systems, e.g. cellular systems
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- Mobile Radio Communication Systems (AREA)
Abstract
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Claims (29)
- 셀룰러 통신 환경에서 데이터 패킷을 라우팅하는 방법으로서,데이터 패킷을 수신하는 단계;상기 데이터 패킷이, 상기 셀룰러 통신 환경에서의 무선 단말기에 대해 사용할 수 있는 복수의 접속점들 (points of attachment) 중에서 특정 접속점에 제공되어야 하는 것을 결정하는 단계로서, 상기 결정은 상기 데이터 패킷의 컨텐츠를 이용하여 행해지는, 상기 결정하는 단계;상기 데이터 패킷을 논리 링크 제어 (LLC; Logic Link Control) 프레임에 캡슐화하는 단계; 및상기 LLC 프레임이 상기 특정 접속점으로 향해져야 하는 것을 표시하는 단계를 구비하는, 라우팅 방법.
- 제 1 항에 있어서,상기 데이터 패킷이 상기 특정 접속점에 제공되어야 하는 것을 결정하는 상기 단계는,상기 데이터 패킷을 분석하는 단계, 및상기 데이터 패킷이 원-홉 멀티캐스팅 어드레스 (one-hop multicast address) 로 향하는 것을 결정하는 단계를 구비하는, 라우팅 방법.
- 제 1 항에 있어서,상기 특정 접속점은 상기 무선 단말기에 대한 상기 복수의 접속점들 중에서 제 1 접속점인, 라우팅 방법.
- 제 1 항에 있어서,상기 특정 접속점의 아이덴터티의 표시를 상기 LLC 프레임의 헤더 내에 제공하는 단계를 더 구비하는, 라우팅 방법.
- 제 1 항에 기재된 방법을 수행하도록 구성된, 무선 단말기.
- 제 2 항에 기재된 방법을 수행하도록 구성된, 무선 단말기.
- 제 3 항에 기재된 방법을 수행하도록 구성된, 무선 단말기.
- 제 4 항에 기재된 방법을 수행하도록 구성된, 무선 단말기.
- 제 1 항에 있어서,상기 데이터 패킷은 호스트 디바이스에 의해 생성되는, 라우팅 방법.
- 셀룰러 네트워크와 관련된 데이터 패킷을 수신하는 수단;상기 데이터 패킷이 무선 단말기에 대한 복수의 접속점들 중에서 특정 접속점에 제공되어야 하는 것을 확인하는 것과 관련하여, 상기 데이터 패킷의 컨텐츠를 분석하는 수단; 및상기 데이터 패킷을 LLC 프레임에 캡슐화하는 수단을 구비하는, 무선 통신 디바이스.
- 제 10 항에 있어서,상기 무선 통신 디바이스는 이동 단말기인, 무선 통신 디바이스.
- 제 10 항에 있어서,상기 데이터 패킷을 분석하고, 상기 데이터 패킷이 원-홉 멀티캐스팅 어드레스로 향하는 것을 결정하는 수단을 더 구비하는, 무선 통신 디바이스.
- 셀룰러 통신 환경에서 데이터 패킷을 수신하는 명령들;상기 데이터 패킷이, 무선 단말기에 대해 사용가능한 복수의 접속점들 중에서 특정 접속점에 제공되어야 하는 것을, 수신된 상기 데이터 패킷의 컨텐츠를 이용하여 결정하는 명령들;상기 데이터 패킷을 LLC 프레임에 캡슐화하는 명령들; 그리고상기 LLC 프레임이 상기 특정 접속점으로 향해야 하는 것을 표시하는 명령들을 실행하도록 구성되는, 프로세서.
- 제 13 항에 있어서,상기 데이터 패킷이 원-홉 멀티캐스팅 어드레스로 어드레싱된 것을 결정하는 명령들; 및상기 데이터 패킷이 상기 원-홉 멀티캐스팅 어드레스로 어드레싱된다는 결정에 기초하여, 상기 LLC 프레임을 상기 특정 접속점으로 향하게 하는 명령들을 실행하도록 더 구성되는, 프로세서.
- 셀룰러 네트워크에서 데이터 패킷을 수신하는 머신-실행가능 명령들;상기 데이터 패킷을 LLC 프레임에 캡슐화하는 머신-실행가능 명령들;상기 데이터 패킷의 컨텐츠를 분석하는 머신-실행가능 명령들; 및상기 분석을 이용하여, 무선 단말기에 대해 사용할 수 있는 복수의 접속점들 중에서 제 1 접속점을 식별하는 머신-실행가능 명령들을 저장하는, 머신-판독가능 매체.
- 제 15 항에 기재된 머신-판독가능 매체를 구비하는, 무선 단말기.
- 제 15 항에 있어서,상기 데이터 패킷을 분석하고, 상기 데이터 패킷이 원-홉 멀티캐스팅 어드레스로 향하는 것을 결정하는 명령들을 더 저장하는, 머신-판독가능 매체.
- 명령들을 보유하는 메모리; 및상기 명령들을 실행하는 프로세서를 구비하며,상기 명령들은,셀룰러 통신 네트워크와 관련된 수신된 데이터 패킷을 LLC 프레임에 캡슐화하는 명령들; 및상기 데이터 패킷 내에서, 상기 데이터 패킷의 컨텐츠를 이용하여, 무선 단말기에 관련된 복수의 접속점들 중에서, 상기 데이터 패킷이 포워딩되는 특정 접속점을 식별하는 명령들인, 무선 통신 장치.
- 무선 통신 환경에서 패킷들을 라우팅하는 방법으로서,액세스 노드에서, 상기 액세스 노드 이외의 노드로 어드레싱된 데이터 패킷을 수신하는 단계;상기 데이터 패킷을 분석함으로써, 상기 데이터 패킷이 상기 액세스 노드로 의도된 것을 결정하는 단계; 및상기 데이터 패킷의 컨텐츠를 이용하여 상기 액세스 노드에서 명령들을 실행하는 단계를 구비하는, 라우팅 방법.
- 제 19 항에 있어서,상기 데이터 패킷의 컨텐츠에 따라 서비스 품질 (QoS) 지원을 무선 단말기에 제공하는 단계를 더 구비하는, 라우팅 방법.
- 제 19 항에 있어서,상기 수신된 데이터 패킷은 네트워크 인프라구조 디바이스로부터 발신되는, 라우팅 방법.
- 제 19 항에 있어서,상기 수신된 데이터 패킷은, 무선 단말기를 이용하여 패킷들을 전송하는 노드로부터 발신되는, 라우팅 방법.
- 데이터 패킷을 수신하는 수단;상기 데이터 패킷이, 수신 엔터티가 아닌 네트워크 엔터티로 어드레싱된 것을 결정하는 수단;상기 데이터 패킷이 상기 수신 엔터티로 의도된 것을 결정하는 수단; 및상기 수신된 데이터 패킷의 컨텐츠를 이용하여, 상기 수신 엔터티에서 명령들을 실행하는 수단을 구비하는, 통신 디바이스.
- 제 23 항에 있어서,상기 통신 디바이스는 기지국인, 통신 디바이스.
- 제 23 항에 있어서,상기 수신 엔터티는 기지국인, 통신 디바이스.
- 명령들을 실행하도록 구성되는 프로세서로서,상기 명령들은,수신된 데이터 패킷이 제 1 네트워크 엔터티로 어드레싱된 것을 결정하는 명령들,상기 수신된 데이터 패킷이 제 2 네트워크 엔터티로 의도된 것을 결정하는 명령들, 및상기 제 2 네트워크 엔터티에서, 상기 수신된 데이터 패킷의 컨텐츠를 이용하여 명령들을 실행하는 명령들인, 프로세서.
- 제 26 항에 있어서,상기 데이터 패킷을 네트워크 인프라구조 디바이스로부터 수신하는 명령들을 실행하도록 더 구성된, 프로세서.
- 머신-실행가능 명령들을 저장하는 머신-판독가능 매체로서,상기 머신-실행가능 명령들은,무선 단말기로 어드레싱된 데이터 패킷을 액세스 노드에서 수신하는 머신-실행가능 명령들,상기 데이터 패킷을 분석함으로써, 상기 데이터 패킷이 상기 액세스 노드로 의도된 것을 결정하는 머신-실행가능 명령들; 및상기 데이터 패킷의 컨텐츠를 이용하여, 상기 액세스 노드에서 명령들을 실행하는 머신-실행가능 명령들인, 머신-판독가능 매체.
- 다른 무선 통신 네트워크 엔터티로 의도된 데이터 패킷을 인터셉트하는 명령들을 보유하는 메모리; 및상기 명령들을 실행하는 프로세서를 구비하는, 통신 장치.
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
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US71836305P | 2005-09-19 | 2005-09-19 | |
US60/718,363 | 2005-09-19 | ||
US79665306P | 2006-05-01 | 2006-05-01 | |
US60/796,653 | 2006-05-01 | ||
US11/486,649 US8982778B2 (en) | 2005-09-19 | 2006-07-14 | Packet routing in a wireless communications environment |
US11/486,649 | 2006-07-14 |
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KR20080063333A KR20080063333A (ko) | 2008-07-03 |
KR100990340B1 true KR100990340B1 (ko) | 2010-10-29 |
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US (1) | US8982778B2 (ko) |
EP (2) | EP1938531B1 (ko) |
JP (2) | JP2009509468A (ko) |
KR (1) | KR100990340B1 (ko) |
AT (1) | ATE486476T1 (ko) |
DE (1) | DE602006017863D1 (ko) |
PL (1) | PL1938531T3 (ko) |
WO (1) | WO2007035797A2 (ko) |
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WO2007035797A2 (en) | 2007-03-29 |
DE602006017863D1 (de) | 2010-12-09 |
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EP2184937A1 (en) | 2010-05-12 |
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