KR100956041B1 - 인터넷 프로토콜을 이용하여 무선 통신 시스템에서 데이터패킷을 전송하는 방법 및 장치 - Google Patents
인터넷 프로토콜을 이용하여 무선 통신 시스템에서 데이터패킷을 전송하는 방법 및 장치 Download PDFInfo
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- 방송 소스 노드 및 하나 이상의 종단 노드, 및 상기 소스 노드와 상기 하나 이상의 종단 노드 사이에 커플링되는 하나 이상의 라우터를 가지고, 방송 송신을 지원하는 무선 통신 시스템에서, 송신 경로를 셋업하는 방법으로서,상기 시스템 내에서 방송 송신에 대한 송신 범위를 결정하는 단계;제 1 종단 노드로부터 상기 방송 소스 노드까지, 상기 하나 이상의 라우터를 포함하는 멀티캐스트 트리를 형성하는 단계; 및상기 멀티캐스트 트리를 통하여 상기 송신 범위에 걸쳐 방송 메시지를 송신하는 단계를 포함하고,상기 방송 메시지를 송신하는 단계는,방송 소스 노드에서, 멀티캐스트 인터넷 프로토콜 패킷을 생성하기 위하여 인터넷 프로토콜 패킷에 상기 방송 메시지를 캡슐화하는 단계;상기 제 1 종단 노드에서 상기 멀티캐스트 인터넷 프로토콜 패킷을 수신하는 단계;상기 멀티캐스트 인터넷 프로토콜 패킷의 수신에 응답하여, 상기 제 1 종단 노드가 상기 멀티캐스트 인터넷 프로토콜 패킷을 압축하여 압축된 패킷을 형성하는 단계; 및상기 압축된 패킷을 캡슐화하는 단계를 포함하고,상기 압축된 패킷을 캡슐화하는 단계는, 증가된 안전성을 제공하기 위하여 유니캐스트 인터넷 프로토콜 패킷에 상기 압축된 패킷을 캡슐화하는 단계 또는 증가된 효율성을 제공하기 멀티캐스트 인터넷 프로토콜 패킷에 상기 압축된 패킷을 캡슐화하는 단계를 포함하는, 송신 경로의 셋업 방법.
- 제 1 항에 있어서,상기 멀티캐스트 트리를 형성하는 단계는, 상기 제 1 종단 노드와 상기 방송 소스 노드 사이의 인접 멀티캐스트 라우터들에 연속적으로 등록하는 단계를 포함하는, 송신 경로의 셋업 방법.
- 제 1 항에 있어서,상기 방송 메시지를 송신하는 단계는,방송 소스에서 상기 방송 메시지를 수신하는 단계를 더 포함하는, 송신 경로의 셋업 방법.
- 제 3 항에 있어서,상기 멀티캐스트 인터넷 프로토콜 패킷은 상기 방송 소스를 소스로서 식별하고, 멀티캐스트 인터넷 프로토콜 어드레스를 수신지로서 식별하는, 송신 경로의 셋업 방법.
- 삭제
- 방송 송신을 지원하는 무선 송신 시스템에서 인터넷 프로토콜 패킷을 프로세싱하는 방법으로서,다수의 사용자에게 제공되는 방송 메시지를 캡슐화하는 인터넷 프로토콜 패킷을 수신하는 단계;상기 방송 메시지를 추출하는 단계;송신용으로 상기 추출된 방송 메시지를 캡슐화하는 단계; 및하나 이상의 개별적인 기지국 제어기 또는 패킷 제어 기능 노드와 터널을 형성하기 위하여 상기 추출된 방송 메시지를 외부 IP 패킷으로 캡슐화하는 단계를 포함하고,상기 추출된 방송 메시지를 상기 외부 IP 패킷으로 캡슐화하는 단계는 기존의 인터넷 프로토콜 패킷의 인터넷 라우팅을 변경하는, 인터넷 프로토콜 패킷의 프로세싱 방법.
- 제 6 항에 있어서,상기 방송 메시지를 압축해제하는 단계를 더 포함하는, 인터넷 프로토콜 패킷의 프로세싱 방법.
- 제 6 항에 있어서,상기 추출된 방송 메시지를 캡슐화하는 단계는,상기 방송 메시지의 멀티캐스트 인터넷 프로토콜 수신지를 식별하는 단계를 포함하는, 인터넷 프로토콜 패킷의 프로세싱 방법.
- 방송 송신을 지원하는 무선 송신 시스템에서 인터넷 프로토콜 패킷을 생성하는 하부구조 장치로서,방송 송신 범위를 결정하는 수단;인터넷 프로토콜 패킷을 생성하는 수단; 및상기 인터넷 프로토콜 패킷을 송신하는 수단을 포함하고,상기 인터넷 프로토콜 패킷을 생성하는 수단은,멀티캐스트 인터넷 프로토콜 패킷을 수신하는 수단;압축된 패킷을 형성하기 위해 상기 멀티캐스트 인터넷 프로토콜 패킷을 압축하는 수단; 및상기 압축된 패킷을 캡슐화하는 수단을 더 포함하고,상기 압축된 패킷을 캡슐화하는 수단은, 증가된 안전성을 제공하기 위하여 유니캐스트 인터넷 프로토콜 패킷에 상기 압축된 패킷을 캡슐화하는 수단 또는 증가된 효율성을 제공하기 멀티캐스트 인터넷 프로토콜 패킷에 상기 압축된 패킷을 캡슐화하는 수단을 포함하는, 하부구조 장치.
- 무선 통신 시스템에서 방송 송신을 프로세싱하는 무선 통신 시스템으로서,방송 메시지를 수신하도록 구성된 패킷 서비스 데이터 노드; 및상기 방송 메시지를 수신하도록 구성된 패킷 제어 기능 노드를 포함하고,하나 이상의 개별적인 기지국 제어기 또는 패킷 제어 기능 노드와 터널을 형성하기 위하여 상기 방송 메시지는 멀티캐스트 어드레스에 어드레싱되는 인터넷 프로토콜 패킷에 캡슐화되고,상기 캡슐화는 기존의 인터넷 프로토콜 패킷의 인터넷 라우팅을 변경하는, 무선 통신 시스템.
- 제 10 항에 있어서,상기 패킷 서비스 데이터 노드는 상기 방송 메시지를 압축하여, 그 압축된 방송 메시지를 프레이밍하는, 무선 통신 시스템.
- 제 10 항에 있어서,상기 패킷 제어 기능 노드는 상기 방송 메시지를 프로세싱하고, 상기 방송 메시지를 의도한 수신자에게 포워딩하는, 무선 통신 시스템.
- 무선 통신 시스템에서 방송 송신을 프로세싱하는 하부구조 장치로서,멀티캐스트 어드레스에 어드레싱되는 인터넷 프로토콜 패킷에 캡슐화된 방송 메시지를 수신하는 수단;상기 인터넷 프로토콜 패킷을 프로세싱하는 수단; 및상기 방송 메시지를 의도한 수신자에게 어드레싱하는 수단을 포함하고,하나 이상의 개별적인 기지국 제어기 또는 패킷 제어 기능 노드와 터널을 형성하기 위하여 상기 인터넷 프로토콜 패킷은 상기 방송 메시지를 외부 IP 패킷으로 캡슐화하여 형성되고,상기 캡슐화는 기존의 인터넷 프로토콜 패킷의 인터넷 라우팅을 변경하는, 하부구조 장치.
- 제 13 항에 있어서,상기 하부구조 장치는 패킷 제어 기능 노드인, 하부구조 장치.
- 제 13 항에 있어서,상기 멀티캐스트 어드레스는 상기 방송 메시지의 의도한 수신자에 대응하는, 하부구조 장치.
- 제 13 항에 있어서,상기 하부구조 장치는 상기 방송 메시지를 의도한 수신자에게 송신하는 수단을 더 포함하는, 하부구조 장치.
- 무선 통신 시스템에서 방송 송신을 프로세싱하는 하부구조 장치로서,멀티캐스트 어드레스에 어드레싱되는 인터넷 프로토콜 패킷에 캡슐화된 방송 메시지를 수신하는 수단;상기 인터넷 프로토콜 패킷을 프로세싱하는 수단; 및상기 방송 메시지를 캡슐화하고 멀티캐스트 어드레스에 어드레싱되는 제 2 인터넷 프로토콜 패킷을 작성하는 수단을 포함하고,하나 이상의 개별적인 기지국 제어기 또는 패킷 제어 기능 노드와 터널을 형성하기 위하여 상기 인터넷 프로토콜 패킷은 상기 방송 메시지를 외부 IP 패킷으로 캡슐화하여 형성되고,상기 캡슐화는 기존의 인터넷 프로토콜 패킷의 인터넷 라우팅을 변경하는, 하부구조 장치.
- 제 17 항에 있어서,상기 하부구조 장치는 패킷 데이터 서비스 노드인, 하부구조 장치.
- 제 17 항에 있어서,상기 멀티캐스트 어드레스는 상기 방송 메시지의 의도한 수신자에 대응하는, 하부구조 장치.
- 무선 통신 시스템에서 방송 메시지를 프로세싱하기 위한 통신 경로를 포함하는 무선 통신 시스템으로서,상기 방송 메시지가 멀티캐스트 인터넷 프로토콜 어드레스에 어드레싱되어 송신되는 제 1 멀티캐스트 트리 부분;상기 방송 메시지가 멀티캐스트 인터넷 프로토콜 어드레스에 어드레싱되어 송신되는 제 2 멀티캐스트 트리 부분; 및상기 방송 메시지가 하나 이상의 유니캐스트 어드레스에 어드레싱되어 송신되는 제 3 부분을 포함하고,패킷 제어 기능 노드와 터널을 형성하기 위하여 상기 제 2 멀티캐스트 트리 부분의 상기 방송 메시지는 멀티캐스트 어드레스에 어드레싱되는 인터넷 프로토콜 패킷에 캡슐화되고,상기 캡슐화는 기존의 인터넷 프로토콜 패킷의 인터넷 라우팅을 변경하는, 무선 통신 시스템.
- 제 20 항에 있어서,상기 제 1 멀티캐스트 트리 부분은 콘텐츠 소스와 패킷 데이터 서비스 노드 사이에 형성되고,상기 제 2 멀티캐스트 트리 부분은 상기 패킷 데이터 서비스 노드와 패킷 제어 기능 노드 사이에 형성되고, 그리고,상기 제 3 부분은 상기 패킷 제어 기능 노드로부터 기지국까지 형성되는, 무선 통신 시스템.
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JP2005536902A (ja) | 2005-12-02 |
JP2012130059A (ja) | 2012-07-05 |
JP5107746B2 (ja) | 2012-12-26 |
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