KR0177314B1 - 엠펙시스템에서의 전송패킷 보호장치 - Google Patents
엠펙시스템에서의 전송패킷 보호장치 Download PDFInfo
- Publication number
- KR0177314B1 KR0177314B1 KR1019960025095A KR19960025095A KR0177314B1 KR 0177314 B1 KR0177314 B1 KR 0177314B1 KR 1019960025095 A KR1019960025095 A KR 1019960025095A KR 19960025095 A KR19960025095 A KR 19960025095A KR 0177314 B1 KR0177314 B1 KR 0177314B1
- Authority
- KR
- South Korea
- Prior art keywords
- pes
- packet
- packetizer
- elementary stream
- start code
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- 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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
- H04N21/23605—Creation or processing of packetized elementary streams [PES]
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
Description
Claims (3)
- 엠펙(MPEG) 시스템의 부호화장치에 있어서, 엠펙 권고안을 근거하여 정보데이터를 인코딩하는 엘리멘트리 스트림 인코더(510)와; 상기 엘리멘트리 스트림 인코더(510)의 출력인 엘리멘트리 스트림에서 시작코드를 검출하는 시작코드 판별부(520)와; 상기 시작코드 판별부(520)의 검출 결과에 응답하여 플래그 세팅신호를 제공하는 중요패킷 처리부(530)와; 상기 엘리멘트리 스트림 인코더(510)의 출력인 엘리멘트리 스트림을 PES 패킷화하며, 이 패킷화된 PES 패킷내에 상기 중요패킷 처리부(530)의 플래그 세팅신호를 기록하는 PES 패킷타이저(540)와; 상기 PES 패킷타이저(540)의 출력을 전송 스트림화하는 전송 패킷타이저(550)와; 상기 전송 패킷타이저(550)의 전송패킷을 출력하는 전송버퍼(560)를 구비함을 특징으로 하는 엠펙(MPEG) 시스템에서의 전송패킷 보호장치.
- 제1항에 있어서, 상기 중요패킷 처리부(530)는, 상기 시작코드 판별부(520)로부터의 온신호(시작코드의 검출신호)가 입력되면, 이에 따른 플래그 1값을 상기 PES 패킷타이저(540)로 제공하며, 상기 오프신호(시작코드의 비검출신호)가 입력되면, 플래그 0값을 상기 PES 패킷타이저(540)로 제공하여 상기 PES 패킷에 플래그 신호를 기록함을 특징으로 하는 엠펙(MPEG) 시스템에서의 전송패킷 보호장치.
- 제2항에 있어서, 상기 중요패킷 처리부(530)의 플래그 신호가 PES 패킷의 헤더에 기록함을 특징으로 하는 엠펙(MPEG) 시스템에서의 전송패킷 보호장치.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960025095A KR0177314B1 (ko) | 1996-06-28 | 1996-06-28 | 엠펙시스템에서의 전송패킷 보호장치 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960025095A KR0177314B1 (ko) | 1996-06-28 | 1996-06-28 | 엠펙시스템에서의 전송패킷 보호장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR980007649A KR980007649A (ko) | 1998-03-30 |
| KR0177314B1 true KR0177314B1 (ko) | 1999-05-01 |
Family
ID=19464280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960025095A Expired - Fee Related KR0177314B1 (ko) | 1996-06-28 | 1996-06-28 | 엠펙시스템에서의 전송패킷 보호장치 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR0177314B1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100788685B1 (ko) * | 2006-03-10 | 2007-12-26 | 삼성전자주식회사 | 데이터 스트림 포맷의 변환 방법 및 장치, 이를 이용한데이터 스트림 기록 방법 및 장치 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100644568B1 (ko) * | 1999-10-01 | 2006-11-13 | 삼성전자주식회사 | 엠펙 트랜스포트 스트림 인코더 및 그 방법 |
-
1996
- 1996-06-28 KR KR1019960025095A patent/KR0177314B1/ko not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100788685B1 (ko) * | 2006-03-10 | 2007-12-26 | 삼성전자주식회사 | 데이터 스트림 포맷의 변환 방법 및 장치, 이를 이용한데이터 스트림 기록 방법 및 장치 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR980007649A (ko) | 1998-03-30 |
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