KR100665653B1 - 프로그램 입력 스트림 재처리 장치 - Google Patents
프로그램 입력 스트림 재처리 장치 Download PDFInfo
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- KR100665653B1 KR100665653B1 KR1020050066809A KR20050066809A KR100665653B1 KR 100665653 B1 KR100665653 B1 KR 100665653B1 KR 1020050066809 A KR1020050066809 A KR 1020050066809A KR 20050066809 A KR20050066809 A KR 20050066809A KR 100665653 B1 KR100665653 B1 KR 100665653B1
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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
- H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/188—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a video data packet, e.g. a network abstraction layer [NAL] unit
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output stream
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/46—Embedding additional information in the video signal during the compression process
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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]
- H04N21/20—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
- H04N21/23608—Remultiplexing multiplex streams, e.g. involving modifying time stamps or remapping the packet identifiers
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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]
- H04N21/20—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
- H04N21/2362—Generation or processing of Service Information [SI]
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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]
- H04N21/20—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
- H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
- H04N21/2385—Channel allocation; Bandwidth allocation
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
Description
원시 PID | 갱신 PID |
100 | 200 |
201 | 201 |
Claims (5)
- 방송 송출 시스템에 연결되어, 외부의 프로그램 공급자 시스템으로부터 제공되는 프로그램 입력 스트림을 재처리하는 장치에 있어서,상기 프로그램 입력 스트림은 방송하고자 하는 오디오/비디오 프로그램 및 이에 관련된 부가 데이터가 인코딩되어 있는 다수의 패킷을 포함하는 전송 스트림이며, 상기 프로그램 입력 스트림 재처리 장치는상기 프로그램 입력 스트림을 수신하는 수신부;상기 프로그램 입력 스트림에 포함된 부가 데이터를 디코딩하여 제1 부가 데이터 정보를 획득하는 디코더;상기 프로그램 입력 스트림에 포함된 부가 데이터 패킷으로부터 데이터방송 송출과 관련된 제2 부가 데이터 정보를 필터링하는 필터부;상기 획득한 제1 부가 데이터 정보를 상기 방송 송출 시스템으로 전달하여 PSI/PSIP(program specific information/program and system information protocol)가 생성되도록 하는 PSI/PSIP 생성기 연동부;상기 제2 부가 데이터 정보의 제1 대역폭을 상기 방송 송출 시스템의 제2 대역폭으로 조정하는 대역폭 조정부;상기 제2 부가 데이터 정보를 구성하는 패킷들에 대한 패킷 식별자의 값을 상기 방송 송출 시스템의 패킷 식별자 정보를 토대로 조정하는 패킷 식별자 조정부;상기 대역폭과 패킷 식별자가 조정된 제2 부가 데이터 정보를 상기 방송 송출 시스템으로 전달하는 출력부를 포함하며,상기 대역폭과 패킷 식별자가 조정된 제2 부가 데이터 정보는 상기 방송 송출 시스템에 의하여, 상기 제1 부가 데이터 정보를 토대로 상기 방송 송출 시스템에서 생성된 PSI/PSIP, 그리고 상기 프로그램 입력 스트림에 포함되어 있던 오디오/비디오 데이터와 다중화되는 프로그램 입력 스트림 재처리 장치.
- 제1항에 있어서,상기 패킷 식별자 조정부는 제1 패킷 식별자별로 갱신된 패킷 식별자 값을 가지는 제2 패킷 식별자가 매핑되어 저장되어 있는 매핑 테이블을 더 포함하고,상기 제2 부가 데이터 정보의 제1 패킷 식별자가 상기 매핑 테이블에 존재하는 경우에는 대응되어 있는 제2 패킷 식별자로 변경하고, 상기 제2 부가 데이터 정보의 제1 패킷 식별자가 상기 매핑 테이블에 존재하지 않는 경우에는 제2 부가 데이터 정보의 패킷 식별자를 그대로 유지하거나 해당 패킷을 폐기하는 프로그램 입력 스트림 재처리 장치.
- 제1항 또는 제2항에 있어서,상기 제1 부가 데이터 정보는 프로그램마다 그 프로그램의 구성 요소를 기술한 PMT(program map table)의 ES(elementary stream) 정보, PSIP 내의 VCT로부터 추출된 ES 정보, PID로부터 추출된 ES 정보 중 하나이고,상기 제2 부가 데이터 정보는 데이터 방송 송출과 관련된 OC/AIT(object carousel/application information table) 정보인 데이터 전송 스트림 재처리 장치.
- 삭제
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Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050066809A KR100665653B1 (ko) | 2005-07-22 | 2005-07-22 | 프로그램 입력 스트림 재처리 장치 |
US11/459,244 US20070040933A1 (en) | 2005-07-22 | 2006-07-21 | Transport stream reprocessing device and data broadcasting system using the device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050066809A KR100665653B1 (ko) | 2005-07-22 | 2005-07-22 | 프로그램 입력 스트림 재처리 장치 |
Publications (1)
Publication Number | Publication Date |
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KR100665653B1 true KR100665653B1 (ko) | 2007-01-09 |
Family
ID=37767008
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020050066809A KR100665653B1 (ko) | 2005-07-22 | 2005-07-22 | 프로그램 입력 스트림 재처리 장치 |
Country Status (2)
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US (1) | US20070040933A1 (ko) |
KR (1) | KR100665653B1 (ko) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
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US8072874B2 (en) * | 2007-09-11 | 2011-12-06 | The Directv Group, Inc. | Method and system for switching to an engineering signal processing system from a production signal processing system |
US8356321B2 (en) * | 2007-09-11 | 2013-01-15 | The Directv Group, Inc. | Method and system for monitoring and controlling receiving circuit modules at a local collection facility from a remote facility |
US8424044B2 (en) * | 2007-09-11 | 2013-04-16 | The Directv Group, Inc. | Method and system for monitoring and switching between a primary encoder and a back-up encoder in a communication system |
US8973058B2 (en) | 2007-09-11 | 2015-03-03 | The Directv Group, Inc. | Method and system for monitoring and simultaneously displaying a plurality of signal channels in a communication system |
US8170069B2 (en) * | 2007-09-11 | 2012-05-01 | The Directv Group, Inc. | Method and system for processing signals from a local collection facility at a signal processing facility |
US8165060B2 (en) * | 2007-09-11 | 2012-04-24 | The Directv Group, Inc. | Method and system for monitoring and switching between primary and back-up uplink signal processing circuits in a satellite communication system |
US9300412B2 (en) * | 2007-09-11 | 2016-03-29 | The Directv Group, Inc. | Method and system for operating a receiving circuit for multiple types of input channel signals |
US9756290B2 (en) * | 2007-09-11 | 2017-09-05 | The Directv Group, Inc. | Method and system for communicating between a local collection facility and a remote facility |
US20090070829A1 (en) * | 2007-09-11 | 2009-03-12 | The Directv Group, Inc. | Receiving circuit module for receiving and encoding channel signals and method for operating the same |
US9313457B2 (en) * | 2007-09-11 | 2016-04-12 | The Directv Group, Inc. | Method and system for monitoring a receiving circuit module and controlling switching to a back-up receiving circuit module at a local collection facility from a remote facility |
US8988986B2 (en) * | 2007-09-12 | 2015-03-24 | The Directv Group, Inc. | Method and system for controlling a back-up multiplexer in a local collection facility from a remote facility |
US8479234B2 (en) * | 2007-09-12 | 2013-07-02 | The Directv Group, Inc. | Method and system for monitoring and controlling a local collection facility from a remote facility using an asynchronous transfer mode (ATM) network |
US7861270B2 (en) * | 2007-09-12 | 2010-12-28 | The Directv Group, Inc. | Method and system for controlling a back-up receiver and encoder in a local collection facility from a remote facility |
US8724635B2 (en) * | 2007-09-12 | 2014-05-13 | The Directv Group, Inc. | Method and system for controlling a back-up network adapter in a local collection facility from a remote facility |
US8503447B2 (en) * | 2007-09-20 | 2013-08-06 | Lg Electronics Inc. | Broadcast receiver and channel information processing method |
US9037074B2 (en) | 2007-10-30 | 2015-05-19 | The Directv Group, Inc. | Method and system for monitoring and controlling a local collection facility from a remote facility through an IP network |
US9049354B2 (en) | 2007-10-30 | 2015-06-02 | The Directv Group, Inc. | Method and system for monitoring and controlling a back-up receiver in local collection facility from a remote facility using an IP network |
US9049037B2 (en) * | 2007-10-31 | 2015-06-02 | The Directv Group, Inc. | Method and system for monitoring and encoding signals in a local facility and communicating the signals between a local collection facility and a remote facility using an IP network |
US8077706B2 (en) | 2007-10-31 | 2011-12-13 | The Directv Group, Inc. | Method and system for controlling redundancy of individual components of a remote facility system |
US9762973B2 (en) | 2008-11-04 | 2017-09-12 | The Directv Group, Inc. | Method and system for operating a receiving circuit module to encode a channel signal into multiple encoding formats |
US20100138857A1 (en) * | 2008-12-02 | 2010-06-03 | Texas Instruments Inc. | Systems and methods for processing data packets |
AU2009340120B2 (en) | 2009-02-12 | 2013-10-03 | Lg Electronics Inc. | Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal |
US9831971B1 (en) | 2011-04-05 | 2017-11-28 | The Directv Group, Inc. | Method and system for operating a communication system encoded into multiple independently communicated encoding formats |
JP5907958B2 (ja) * | 2011-05-19 | 2016-04-26 | 日本放送協会 | 放送機器 |
US9648072B2 (en) | 2012-01-31 | 2017-05-09 | Comcast Cable Communications, Llc | System and method for data stream fragmentation with scalability |
EP2624523B1 (en) * | 2013-03-04 | 2019-08-28 | Comcast Cable Communications, LLC | System and method for data stream fragmentation with scalability |
AT515442B1 (de) * | 2014-02-27 | 2020-02-15 | Brunke Marc | Übertragung von Daten |
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2005
- 2005-07-22 KR KR1020050066809A patent/KR100665653B1/ko active IP Right Grant
-
2006
- 2006-07-21 US US11/459,244 patent/US20070040933A1/en not_active Abandoned
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US20070040933A1 (en) | 2007-02-22 |
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