KR20030086334A - 무선 통신 시스템에서 프로토콜 옵션을 제공하는 방법 및장치 - Google Patents
무선 통신 시스템에서 프로토콜 옵션을 제공하는 방법 및장치 Download PDFInfo
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- KR20030086334A KR20030086334A KR10-2003-7012796A KR20037012796A KR20030086334A KR 20030086334 A KR20030086334 A KR 20030086334A KR 20037012796 A KR20037012796 A KR 20037012796A KR 20030086334 A KR20030086334 A KR 20030086334A
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Abstract
Description
Claims (51)
- 방송 서비스를 지원하는 무선 통신 시스템에서,방송 송신 채널상에 방송 세션을 송신하는 단계; 및상기 방송 송신 채널상에 상기 방송 세션을 갖는 방송 오버헤드 정보를 송신하는 단계를 포함하는 것을 특징으로 하는 방법.
- 제 1 항에 있어서,상기 방송 오버헤드 정보는 방송 세션을 처리하는 정보를 포함한 세션 설명 프로토콜 메세지이며, 상기 세션 설명 프로토콜 메세지는 상기 방송 세션의 방송 콘텐츠와 인터리빙되는 것을 특징으로 하는 방법.
- 반송파에 송신되는 통신 신호로서,방송 세션부; 및상기 방송 세션부와 인터리빙되어, 상기 방송 세션을 처리하는 정보를 제공하는 세션 설명 프로토콜 메세지 (SDP 메세지) 를 포함하는 것을 특징으로 하는 통신 신호.
- 제 3 항에 있어서,상기 신호는 방송 송신 채널을 통하여 송신하는 것을 특징으로 하는 통신 신호.
- 방송 서비스를 지원하는 무선 통신 시스템에서,방송 채널상의 방송 세션에 대응하는 세션 설명 프로토콜 (SDP) 메세지를 수신하는 단계;방송 채널상의 방송 세션에 액세스하는 단계; 및상기 SDP 메세지를 이용하여 상기 방송 세션을 처리하는 단계를 포함하는 것을 특징으로 하는 방법.
- 제 5 항에 있어서,상기 SDP 메세지는 상기 방송 세션의 방송 콘텐츠와 인터리빙되는 것을 특징으로 하는 방법.
- 방송 세션에 대응하는 방송 서비스 파라미터 메세지를 수신하는 수단;상기 방송 세션에 대응하는 SDP 를 수신하는 수단; 및상기 SDP 를 이용하여 상기 방송 세션을 처리하는 수단을 구비하는 것을 특징으로 하는 무선 장치.
- 제 7 항에 있어서,헤더 압축 정보를 수신하는 수단을 더 구비하는 것을 특징으로 하는 무선 장치.
- 제 7 항에 있어서,복수의 방송 세션들에 대응하는 SDP 를 저장하기에 적합한 메모리 스토리지를 더 구비하되,상기 각 복수의 방송 세션들에 대한 SDP 는, 상기 대응 방송 세션이 액세스하는 경우에 업데이트되는 것을 특징으로 하는 무선 장치.
- 제 9 항에 있어서,상기 메모리 스토리지는 캐쉬 메모리인 것을 특징으로 하는 무선 장치.
- 제 9 항에 있어서,상기 메모리 스토리지는 조견표인 것을 특징으로 하는 무선 장치.
- 방송 스트림을 제공하도록 방송 세션 프로토콜을 식별하는 정보를 방송 세션의 목로과 멀티플렉싱하는 단계; 및방송 송신 채널상에 상기 방송 스트림을 송신하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 12 항에 있어서,방송 세션 프로토콜을 방송 세션의 콘텐츠와 멀티플렉싱하는 상기 단계는,방송 세션 프로토콜을 콘텐츠 서버에서의 방송 세션의 콘텐츠와 멀티플렉싱하는 단계를 포함하는 것을 특징으로 하는 방송 프로토콜의 표시 방법.
- 제 12 항에 있어서,방송 스트림을 제공하도록 방송 세션 프로토콜을 식별하는 정보를 방송 세션의 콘텐츠와 멀티플렉싱하는 상기 단계는,방송 세션 프로토콜을 식별하는 정보를 방송 세션의 콘텐츠와 주기적으로 멀티플렉싱하는 단계를 포함하는 것을 특징으로 하는 방송 프로토콜의 표시 방법.
- 제 14 항에 있어서,방송 세션 프로토콜을 식별하는 정보를 방송 세션의 콘텐츠와 주기적으로 멀티플렉싱하는 상기 단계는,단기 암호화 키를 멀티플렉싱하는 빈도로, 방송 세션 프로토콜을 식별하는 정보를 방송 세션의 콘텐츠와 주기적으로 멀티플렉싱하는 단계를 포함하는 것을 특징으로 하는 방송 프로토콜의 표시 방법.
- 제 12 항에 있어서,방송 스트림을 제공하도록 방송 세션 설명 프로토콜을 식별하는 정보를 방송 세션의 콘텐츠와 멀티플렉싱하는 상기 단계는,대역폭 조건에 따라 방송 스트림을 제공하도록 방송 세션 설명 프로토콜을 방송 세션의 콘텐츠와 멀티플렉싱하는 단계를 포함하는 것을 특징으로 하는 방송 프로토콜의 표시 방법.
- 제 16 항에 있어서,방송 스트림을 제공하도록 방송 세션 프로토콜을 방송 세션의 콘텐츠와 멀티플렉싱하는 상기 단계는,방송 콘텐츠 대역폭이 작을 경우에 방송 세션 프로토콜을 방송 세션의 콘텐츠와 멀티플렉싱하는 단계를 포함하는 것을 특징으로 하는 방송 프로토콜의 표시 방법.
- 제 12 항에 있어서,방송 스트림을 제공하도록 방송 세션 프로토콜을 방송 세션의 콘텐츠와 멀티플렉싱하는 상기 단계는,방송 스트림을 제공하도록 방송 세션 설명 식별자를 방송 세션의 콘텐츠와 멀티플렉싱하는 단계를 포함하는 것을 특징으로 하는 방송 프로토콜의 표시 방법.
- 방송 스트림을 수신하는 단계;상기 수신된 방송 스트림에 따라서 방송 세션 프로토콜을 식별하는 정보를 결정하는 단계; 및수신국이 방송 세션 프로토콜을 포함하고 있는 경우, 상기 결정된 정보에 따라서 방송 스트림을 처리하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 19 항에 있어서,수신국이 방송 세션 프로토콜을 포함하고 있는 경우, 상기 결정된 정보에 따라서 방송 스트림을 처리하는 상기 단계는,방송 세션 프로토콜을 수신국에서의 저장 매체로부터 검색하는 단계; 및상기 검색된 방송 세션 프로토콜에 따라서 방송 세션을 처리하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 19 항에 있어서,수신국이 방송 세션 프로토콜을 포함하고 있지 않은 경우에는 방송 세션 프로토콜을 콘텐츠 서버로부터 검색하는 단계; 및상기 검색된 방송 세션 프로토콜에 따라서 방송 스트림을 처리하는 단계를 더 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 19 항에 있어서,상기 수신된 방송 스트림에 따라서 방송 세션 프로토콜을 식별하는 정보를 결정하는 상기 단계는,상기 수신된 방송 스트림에 따라서 방송 세션의 방송 세션 설명 식별자를 결정하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 방송 스트림을 제공하도록 방송 세션 프로토콜을 식별하는 정보를 방송 세션의 콘텐츠와 멀티플렉싱하는 단계; 및송신용 방송 스트림을 제공하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 23 항에 있어서,방송 세션 프로토콜을 방송 세션의 콘텐츠와 멀티플렉싱하는 상기 단계는,방송 세션 프로토콜을 콘텐츠 서버에서의 방송 세션의 콘텐츠와 멀티플렉싱하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 23 항에 있어서,방송 스트림을 제공하도록 방송 세션 프로토콜을 식별하는 정보를 방송 세션의 콘텐츠와 멀티플렉싱하는 상기 단계는,방송 세션 프로토콜을 식별하는 정보를 방송 세션의 콘텐츠와 주기적으로 멀티플렉싱하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 25 항에 있어서,방송 세션 프로토콜을 식별하는 정보를 방송 세션의 콘텐츠와 주기적으로 멀티플렉싱하는 상기 단계는,단기 암호화 키를 멀티플렉싱하는 빈도로, 방송 세션 프로토콜을 식별하는 정보를 방송 세션의 콘텐츠와 주기적으로 멀티플렉싱하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 23 항에 있어서,방송 스트림을 제공하도록 방송 세션 설명 프로토콜을 식별하는 정보를 방송 세션의 콘텐츠와 멀티플렉싱하는 상기 단계는,대역폭 조건에 따라 방송 스트림을 제공하도록 방송 세션 설명 프로토콜을 방송 세션의 콘텐츠와 멀티플렉싱하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 27 항에 있어서,방송 스트림을 제공하도록 방송 세션 프로토콜을 방송 세션의 콘텐츠와 멀티플렉싱하는 상기 단계는,방송 콘텐츠 대역폭이 작을 경우에 방송 세션 프로토콜을 방송 세션의 콘텐츠와 멀티플렉싱하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 23 항에 있어서,방송 스트림을 제공하도록 방송 세션 프로토콜을 방송 세션의 콘텐츠와 멀티플렉싱하는 상기 단계는,방송 스트림을 제공하도록 방송 세션 설명 식별자를 방송 세션의 콘텐츠와 멀티플렉싱하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 29 항에 있어서,방송 스트림을 제공하도록 방송 세션 설명 식별자를 방송 세션의 콘텐츠와 멀티플렉싱하는 단계는,방송 세션 설명 식별자를 구비한 정보 엘리먼트를 형성하는 단계; 및방송 스트림을 제공하도록 정보 엘리먼트를 방송 세션의 콘텐츠와 멀티플렉싱하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 23 항에 있어서,송신용 방송 스트림을 제공하는 상기 단계는,방송 스트림의 각 유닛에 시퀀스 번호를 할당하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 31 항에 있어서,시퀀스내 (in-sequence) 전달을 보증하지 못하는 매체를 통하여 각 유닛들을 전달하는 단계; 및시퀀스 번호에 따라서 전달된 유닛들을 재정렬시키는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 23 항에 있어서,송신용 방송 스트림을 제공하는 상기 단계는,시퀀스내 전달을 보증하지 못하는 매체를 통하여 일반 라우팅 인캡슐레이션 터널을 확립하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 방송 스트림을 수신하는 단계;상기 수신된 방송 스트림에 따라서 정보 엘리먼트를 결정하는 단계; 및상기 결정된 정보 엘리먼트에 따라서 방송 스트림을 처리하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 34 항에 있어서,정보 엘리먼트를 결정하는 상기 단계는 방송 세션 프로토콜을 결정하는 단계를 포함하며, 상기 결정된 정보 엘리먼트에 따라서 방송 스트림을 처리하는 상기단계는 상기 방송 세션 프로토콜에 따라서 방송 스트림을 처리하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 34 항에 있어서,정보 엘리먼트를 결정하는 상기 단계는 방송 세션 설명 식별자를 결정하는 단계를 포함하며, 상기 결정된 정보 엘리먼트에 따라서 방송 스트림을 처리하는 상기 단계는 상기 방송 세션 설명 식별자에 대응하는 방송 세션 프로토콜에 따라서 방송 스트림을 처리하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 36 항에 있어서,방송 세션 프로토콜에 따라서 방송 스트림을 처리하는 상기 단계는,수신국이 방송 세션 프로토콜을 포함하고 있지 않은 경우에는 방송 세션 프로토콜을 콘텐츠 서버로부터 요구하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 37 항에 있어서,수신국이 방송 세션 프로토콜을 포함하고 있는 경우에는 방송 세션 프로토콜을 수신국에서의 저장 매체로부터 검색하는 단계를 더 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 방송 스트림을 생성하도록 방송 세션 처리를 허용하는 정보를 방송 세션의 콘텐츠와 멀티플렉싱하는 단계; 및방송 송신 채널상에 방송 스트림을 송신하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 39 항에 있어서,방송 스트림을 생성하도록 방송 세션 처리를 허용하는 정보를 방송 세션의 콘텐츠와 멀티플렉싱하는 상기 단계는,방송 세션 프로토콜이 변하기 전에 방송 세션 프로토콜을 방송 세션의 콘텐츠와 멀티플렉싱하는 단계; 및방송 세션 프로토콜이 변한 후에 방송 세션 프로토콜을 식별하는 정보를 방송 세션의 콘텐츠와 멀티플렉싱하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 39 항에 있어서,방송 스트림을 생성하도록 방송 세션 처리를 허용하는 정보를 방송 세션의 콘텐츠와 멀티플렉싱하는 상기 단계는,콘텐츠 서버에서의 방송 스트림을 생성하도록 방송 세션 처리를 허용하는 정보를 방송 세션의 콘텐츠와 멀티플렉싱하는 상기 단계를 포함하는 것을 특징으로하는 방송 세션 프로토콜의 표시 방법.
- 제 39 항에 있어서,방송 스트림을 생성하도록 방송 세션 처리를 허용하는 정보를 방송 세션의 콘텐츠와 멀티플렉싱하는 상기 단계는,방송 세션 처리를 허용하는 정보를 방송 세션의 콘텐츠와 주기적으로 멀티플렉싱하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 42 항에 있어서,방송 세션 처리를 허용하는 정보를 방송 세션의 콘텐츠와 주기적으로 멀티플렉싱하는 상기 단계는,단기 암호화 키를 멀티플렉싱하는 빈도로, 방송 세션 처리를 허용하는 정보를 방송 세션의 콘텐츠와 멀티플렉싱하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 39 항에 있어서,방송 스트림을 생성하도록 방송 세션 처리를 허용하는 정보를 방송 세션의 콘텐츠와 멀티플렉싱하는 상기 단계는,방송 세션 처리를 허용하는 정보를 방송 세션의 콘텐츠와 대역폭 조건에 따라서 멀티플렉싱하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의표시 방법.
- 제 44 항에 있어서,방송 세션 처리를 허용하는 정보를 방송 세션의 콘텐츠와 대역폭 조건에 따라서 멀티플렉싱하는 상기 단계는,방송 콘텐츠 대역폭이 작은 경우에 방송 세션 처리를 허용하는 정보를 방송 세션의 콘텐츠와 멀티플렉싱하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 제 39 항에 있어서,방송 스트림을 생성하도록 방송 세션 처리를 허용하는 정보를 방송 세션의 콘텐츠와 멀티플렉싱하는 상기 단계는,방송 세션 설명 식별자를 방송 세션의 콘텐츠와 멀티플렉싱하는 단계를 포함하는 것을 특징으로 하는 방송 세션 프로토콜의 표시 방법.
- 방송 스트림을 수신하는 단계;상기 수신된 방송 스트림에 따라서 방송 세션 처리를 허용하는 정보를 결정하는 단계; 및상기 결정된 정보에 따라서 방송 스트림을 처리하는 단계를 포함하는 것을 특징으로 하는 방송 프로토콜 옵션의 표시 방법.
- 제 47 항에 있어서,상기 결정된 정보에 따라서 방송 스트림을 처리하는 상기 단계는,상기 결정된 정보가 방송 세션 프로토콜을 포함하고 있는 경우에 상기 결정된 정보에 따라서 방송 스트림을 처리하는 단계를 포함하는 것을 특징으로 하는 방송 프로토콜 옵션의 표시 방법.
- 제 47 항에 있어서,상기 결정된 정보에 따라서 방송 스트림을 처리하는 상기 단계는,상기 결정된 정보는 방송 세션 설명 식별자를 포함하고 수신국은 방송 세션 프로토콜을 포함하고 있는 경우에 상기 결정된 정보에 따라서 방송 스트림을 처리하는 단계를 포함하는 것을 특징으로 하는 방송 프로토콜 옵션의 표시 방법.
- 제 49 항에 있어서,수신국이 방송 세션 프로토콜을 포함하고 있는 경우에 상기 결정된 정보에 따라서 방송 스트림을 처리하는 상기 단계는,방송 세션 프로토콜을 수신국에서의 저장 매체로부터 검색하는 단계; 및상기 검색된 방송 세션 프로토콜에 따라서 방송 스트림을 처리하는 단계를 포함하는 것을 특징을 하는 방송 프로토콜 옵션의 표시 방법.
- 제 49 항에 있어서,상기 결정된 정보는 방송 세션 설명 식별자를 포함하지만 수신국은 방송 세션 프로토콜을 포함하고 있지 않은 경우에는 방송 세션 프로토콜을 콘텐츠 서버로부터 검색하는 단계; 및상기 검색된 정보에 따라서 방송 스트림을 처리하는 단계를 더 포함하는 것을 특징으로 하는 방송 프로토콜 옵션의 표시 방법.
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| US10/033,141 US8077679B2 (en) | 2001-03-28 | 2001-10-24 | Method and apparatus for providing protocol options in a wireless communication system |
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| EP (1) | EP1374528A2 (ko) |
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| KR (1) | KR20030086334A (ko) |
| CN (1) | CN1507730A (ko) |
| AU (1) | AU2002252548A1 (ko) |
| BR (1) | BR0208433A (ko) |
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-
2001
- 2001-10-24 US US10/033,141 patent/US8077679B2/en not_active Expired - Lifetime
-
2002
- 2002-03-28 CN CNA028093380A patent/CN1507730A/zh active Pending
- 2002-03-28 AU AU2002252548A patent/AU2002252548A1/en not_active Abandoned
- 2002-03-28 TW TW091106164A patent/TWI236822B/zh not_active IP Right Cessation
- 2002-03-28 WO PCT/US2002/009833 patent/WO2002080590A2/en not_active Ceased
- 2002-03-28 EP EP02721626A patent/EP1374528A2/en not_active Withdrawn
- 2002-03-28 KR KR10-2003-7012796A patent/KR20030086334A/ko not_active Ceased
- 2002-03-28 BR BRPI0208433-3A patent/BR0208433A/pt not_active IP Right Cessation
- 2002-03-28 JP JP2002577460A patent/JP2005507573A/ja not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100626147B1 (ko) * | 2004-06-30 | 2006-09-20 | 주식회사 텔에이스 | 수신 성능 개선을 위한 디인터리빙 장치 및 그 방법과안테나 다이버시티 제어 장치 및 그 방법과 그들을 이용한수신 시스템 |
Also Published As
| Publication number | Publication date |
|---|---|
| US8077679B2 (en) | 2011-12-13 |
| US20020141365A1 (en) | 2002-10-03 |
| WO2002080590A3 (en) | 2003-03-20 |
| WO2002080590A2 (en) | 2002-10-10 |
| BR0208433A (pt) | 2006-02-21 |
| CN1507730A (zh) | 2004-06-23 |
| AU2002252548A1 (en) | 2002-10-15 |
| JP2005507573A (ja) | 2005-03-17 |
| EP1374528A2 (en) | 2004-01-02 |
| TWI236822B (en) | 2005-07-21 |
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