KR970057780A - 셋탑 유닛 시스템에서의 스케줄러 데이타 이용방법 - Google Patents
셋탑 유닛 시스템에서의 스케줄러 데이타 이용방법 Download PDFInfo
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- KR970057780A KR970057780A KR1019950052060A KR19950052060A KR970057780A KR 970057780 A KR970057780 A KR 970057780A KR 1019950052060 A KR1019950052060 A KR 1019950052060A KR 19950052060 A KR19950052060 A KR 19950052060A KR 970057780 A KR970057780 A KR 970057780A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/637—Control signals issued by the client directed to the server or network components
- H04N21/6373—Control signals issued by the client directed to the server or network components for rate control, e.g. request to the server to modify its transmission rate
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
- H04N21/4435—Memory management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/643—Communication protocols
- H04N21/6433—Digital Storage Media - Command and Control Protocol [DSM-CC]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/647—Control signaling between network components and server or clients; Network processes for video distribution between server and clients, e.g. controlling the quality of the video stream, by dropping packets, protecting content from unauthorised alteration within the network, monitoring of network load, bridging between two different networks, e.g. between IP and wireless
- H04N21/64746—Control signals issued by the network directed to the server or the client
- H04N21/64753—Control signals issued by the network directed to the server or the client directed to the client
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Software Systems (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Security & Cryptography (AREA)
- Communication Control (AREA)
Abstract
Description
Claims (1)
- 대화형 케이블 텔레비전을 통해 사용자에게 각종 서비스를 제공하는 셋탑 유닛 시스템을 통해 서버로부터 제공되는 메모리 스케줄러 데이타를 이용하는 방법에 있어서, 상기 셋탑 유닛 시스템으로부터의 사용자 요구신호에 응답하여 상기 서버로부터 메세지가 수신되면, 수신된 메세지의 프로토콜 판별신호를 체크하는 제1단계; 상기 제1단계에서의 체크결과, 상기 수신된 메세지의 프로토콜 판별신호가 상기 메모리 스케줄러 데이타 메세지의 프로토콜 판별신호가 아닌 다른 메세지의 프로토콜 판별신호인 것으로 판단되면, 해당 메세지에 상응하는 기능을 수행하고 상기 제1단계로 되돌아가 메세지 수신 대기상태를 유지하는 제2단계; 상기 제1단계에서의 체크결과, 수신된 메세지의 프로토콜 판별신호가 상기 메모리 스케줄러 데이타의 프로토콜 판별신호인 것으로 판단되면, DSM BLOB 데이타, 메세지 사이즈 정보, ACK 정보, BLOB 시이퀀스 번호 정보, 총 메세지수 정보 및 총 모듈수 정보를 순차적으로 확인하는 제3단계; 상기 제3단계에서의 확인이 완료되면, 모듈 타입 정보가 상기 메모리 스케쥴러 데이타에 대한 모듈 데이타 정보인지를 체크하는 제4단계; 상기 제4단계에서의 체크결과, 수신된 모듈 타입 정보가 메모리 스케줄러 데이타에 대한 모듈 데이타 정보가 아닌 것으로 판단되면, 해당 모듈 타입에 상응하는 기능을 수행하고 상기 제1단계로 되돌아가 메세지 수신 대기상태를 유지하는 제5단계; 상기 제4단계에서의 체크결과, 수신된 모듈 타입 정보가 메모리 스케쥴러 데이터에 대한 모듈 데이터 정보인 것으로 판단되면, 상기 모듈 타입 정보에 이어서 뒤따르는 소정 바이트의 모듈 데이타를 상기 셋탑유닛 시스템내의 메모리 블럭에 저장하는 제6과정; 및 상기 소정 바이트의 모듈데이타의 저장이 완료되면, 사용자가 메모리 스케줄링 방식이 바뀌었음을 인식할 수 있도록 모니터를 통해 상기 메모리 스케줄링 변환정보를 디스플레이하는 제7과정으로 이루어진 셋탑 유닛 시스템에서의 스케줄러 데이타 이용방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019950052060A KR100207406B1 (ko) | 1995-12-19 | 1995-12-19 | 셋탑 유닛 시스템에서의 스케줄러 데이타 이용방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019950052060A KR100207406B1 (ko) | 1995-12-19 | 1995-12-19 | 셋탑 유닛 시스템에서의 스케줄러 데이타 이용방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR970057780A true KR970057780A (ko) | 1997-07-31 |
| KR100207406B1 KR100207406B1 (ko) | 1999-07-15 |
Family
ID=19441452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019950052060A Expired - Fee Related KR100207406B1 (ko) | 1995-12-19 | 1995-12-19 | 셋탑 유닛 시스템에서의 스케줄러 데이타 이용방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100207406B1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101126764B1 (ko) * | 2004-09-13 | 2012-03-30 | 주식회사 케이티 | 단문 메시지 전송 시스템 및 방법 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002259282A (ja) * | 2001-02-27 | 2002-09-13 | Matsushita Electric Ind Co Ltd | データ放送スケジュールシステムおよび、それに関する、装置または方法または記録媒体またはプログラム |
-
1995
- 1995-12-19 KR KR1019950052060A patent/KR100207406B1/ko not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101126764B1 (ko) * | 2004-09-13 | 2012-03-30 | 주식회사 케이티 | 단문 메시지 전송 시스템 및 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100207406B1 (ko) | 1999-07-15 |
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