[go: up one dir, main page]

MXPA03002527A - Remultiplexion estadistica con asignacion de ancho de banda entre diferentes canales de transcodificacion. - Google Patents

Remultiplexion estadistica con asignacion de ancho de banda entre diferentes canales de transcodificacion.

Info

Publication number
MXPA03002527A
MXPA03002527A MXPA03002527A MXPA03002527A MXPA03002527A MX PA03002527 A MXPA03002527 A MX PA03002527A MX PA03002527 A MXPA03002527 A MX PA03002527A MX PA03002527 A MXPA03002527 A MX PA03002527A MX PA03002527 A MXPA03002527 A MX PA03002527A
Authority
MX
Mexico
Prior art keywords
bandwidth allocation
different transcoding
transcoding channels
remultiplexing
statistical
Prior art date
Application number
MXPA03002527A
Other languages
English (en)
Inventor
Ajay Luthra
Original Assignee
Gen Instrument Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gen Instrument Corp filed Critical Gen Instrument Corp
Publication of MXPA03002527A publication Critical patent/MXPA03002527A/es

Links

Classifications

    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/164—Feedback from the receiver or from the transmission channel
    • H04N19/166—Feedback from the receiver or from the transmission channel concerning the amount of transmission errors, e.g. bit error rate [BER]
    • 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
    • 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
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/115—Selection of the code volume for a coding unit prior to coding
    • 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
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
    • 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
    • H04N19/17—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 an image region, e.g. an object
    • H04N19/176—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 an image region, e.g. an object the region being a block, e.g. a macroblock
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • H04N19/197—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters including determination of the initial value of an encoding parameter
    • 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
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • 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
    • H04N21/2365—Multiplexing of several video streams
    • H04N21/23655—Statistical multiplexing, e.g. by controlling the encoder to alter its bitrate to optimize the bandwidth utilization

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
MXPA03002527A 2000-09-25 2001-09-04 Remultiplexion estadistica con asignacion de ancho de banda entre diferentes canales de transcodificacion. MXPA03002527A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/669,517 US6847656B1 (en) 2000-09-25 2000-09-25 Statistical remultiplexing with bandwidth allocation among different transcoding channels
PCT/US2001/027243 WO2002028108A2 (en) 2000-09-25 2001-09-04 Statistical remultiplexing with bandwidth allocation among different transcoding channels

Publications (1)

Publication Number Publication Date
MXPA03002527A true MXPA03002527A (es) 2003-10-06

Family

ID=24686625

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA03002527A MXPA03002527A (es) 2000-09-25 2001-09-04 Remultiplexion estadistica con asignacion de ancho de banda entre diferentes canales de transcodificacion.

Country Status (9)

Country Link
US (2) US6847656B1 (es)
EP (1) EP1320997A2 (es)
KR (1) KR20030061809A (es)
CN (1) CN100459705C (es)
AU (1) AU2001290599A1 (es)
CA (1) CA2421794C (es)
MX (1) MXPA03002527A (es)
TW (1) TW529308B (es)
WO (1) WO2002028108A2 (es)

Families Citing this family (63)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19946267C2 (de) * 1999-09-27 2002-09-26 Harman Becker Automotive Sys Digitales Transcodiersystem
US7054362B1 (en) * 2001-05-29 2006-05-30 Cisco Technology, Inc. Methods and apparatus for updating a reduction ratio
US7675972B1 (en) 2001-07-30 2010-03-09 Vixs Systems, Inc. System and method for multiple channel video transcoding
US7356079B2 (en) * 2001-11-21 2008-04-08 Vixs Systems Inc. Method and system for rate control during video transcoding
US7403564B2 (en) * 2001-11-21 2008-07-22 Vixs Systems, Inc. System and method for multiple channel video transcoding
US7173947B1 (en) * 2001-11-28 2007-02-06 Cisco Technology, Inc. Methods and apparatus to evaluate statistical remultiplexer performance
KR100430525B1 (ko) * 2001-12-17 2004-05-10 한국전자통신연구원 디지털 케이블 방송 시스템에서의 전송 스트림 처리장치와방법 및 그것을 위한 지연제어장치
US7292602B1 (en) * 2001-12-27 2007-11-06 Cisco Techonology, Inc. Efficient available bandwidth usage in transmission of compressed video data
US7418037B1 (en) * 2002-07-15 2008-08-26 Apple Inc. Method of performing rate control for a compression system
US7529276B1 (en) 2002-09-03 2009-05-05 Cisco Technology, Inc. Combined jitter and multiplexing systems and methods
US7940843B1 (en) 2002-12-16 2011-05-10 Apple Inc. Method of implementing improved rate control for a multimedia compression and encoding system
US7804897B1 (en) * 2002-12-16 2010-09-28 Apple Inc. Method for implementing an improved quantizer in a multimedia compression and encoding system
US20040193289A1 (en) * 2002-12-31 2004-09-30 Shi Chen Decoding system and method
US7925770B1 (en) * 2003-01-29 2011-04-12 Realnetworks, Inc. Systems and methods for selecting buffering time for media data
US7352809B2 (en) * 2003-02-21 2008-04-01 Polycom, Inc. System and method for optimal transmission of a multitude of video pictures to one or more destinations
US20050005304A1 (en) * 2003-05-07 2005-01-06 Ajai Kaul Superframe planning technique for DVB-RCS networks
US7274740B2 (en) * 2003-06-25 2007-09-25 Sharp Laboratories Of America, Inc. Wireless video transmission system
WO2005011255A2 (en) * 2003-06-26 2005-02-03 Thomson Licensing S.A. Multipass video rate control to match sliding window channel constraints
US7453852B2 (en) * 2003-07-14 2008-11-18 Lucent Technologies Inc. Method and system for mobility across heterogeneous address spaces
CA2534979A1 (en) * 2003-09-05 2005-03-17 General Instrument Corporation Methods and apparatus to improve the rate control during splice transitions
US9325998B2 (en) * 2003-09-30 2016-04-26 Sharp Laboratories Of America, Inc. Wireless video transmission system
US8018850B2 (en) 2004-02-23 2011-09-13 Sharp Laboratories Of America, Inc. Wireless video transmission system
US8356327B2 (en) * 2004-10-30 2013-01-15 Sharp Laboratories Of America, Inc. Wireless video transmission system
US7797723B2 (en) * 2004-10-30 2010-09-14 Sharp Laboratories Of America, Inc. Packet scheduling for video transmission with sender queue control
US7784076B2 (en) * 2004-10-30 2010-08-24 Sharp Laboratories Of America, Inc. Sender-side bandwidth estimation for video transmission with receiver packet buffer
US9462333B2 (en) 2010-09-27 2016-10-04 Intel Corporation Method for processing multimedia streams
US20060133513A1 (en) * 2004-12-22 2006-06-22 Kounnas Michael K Method for processing multimedia streams
JP2006203682A (ja) * 2005-01-21 2006-08-03 Nec Corp 動画像圧縮符号化ビットストリームシンタックス変換装置及び動画像通信システム
EP1866910A4 (en) * 2005-03-14 2011-03-09 Nielsen Media Res Inc COMPRESSED DOMAIN ENCODING APPARATUS AND METHODS FOR USING MEDIA SIGNALS
US7668914B2 (en) * 2005-03-28 2010-02-23 Alcatel Lucent Milestone synchronization in broadcast multimedia streams
US20070067480A1 (en) * 2005-09-19 2007-03-22 Sharp Laboratories Of America, Inc. Adaptive media playout by server media processing for robust streaming
US7707485B2 (en) * 2005-09-28 2010-04-27 Vixs Systems, Inc. System and method for dynamic transrating based on content
US9544602B2 (en) * 2005-12-30 2017-01-10 Sharp Laboratories Of America, Inc. Wireless video transmission system
EP2574057B1 (en) 2006-01-05 2014-01-29 Telefonaktiebolaget L M Ericsson (publ) Media content management
US20070177519A1 (en) * 2006-01-30 2007-08-02 Thomsen Jan H Systems and methods for transcoding bit streams
US8068541B2 (en) * 2006-01-30 2011-11-29 Jan Harding Thomsen Systems and methods for transcoding bit streams
US7652994B2 (en) * 2006-03-31 2010-01-26 Sharp Laboratories Of America, Inc. Accelerated media coding for robust low-delay video streaming over time-varying and bandwidth limited channels
SG171628A1 (en) * 2006-04-28 2011-06-29 Nat Ict Australia Ltd Packet based communications
JP4624321B2 (ja) 2006-08-04 2011-02-02 株式会社メガチップス トランスコーダおよび符号化画像変換方法
US8861597B2 (en) * 2006-09-18 2014-10-14 Sharp Laboratories Of America, Inc. Distributed channel time allocation for video streaming over wireless networks
US7885189B2 (en) * 2006-09-20 2011-02-08 Rgb Networks, Inc. Methods and apparatus for rate estimation and predictive rate control
WO2008039857A2 (en) * 2006-09-26 2008-04-03 Dilithium Networks Pty Ltd. Method and apparatus for compressed video bitstream conversion with reduced-algorithmic-delay
US20080101405A1 (en) * 2006-10-26 2008-05-01 General Instrument Corporation Method and Apparatus for Dynamic Bandwidth Allocation of Video Over a Digital Subscriber Line
US7652993B2 (en) * 2006-11-03 2010-01-26 Sharp Laboratories Of America, Inc. Multi-stream pro-active rate adaptation for robust video transmission
US7843824B2 (en) 2007-01-08 2010-11-30 General Instrument Corporation Method and apparatus for statistically multiplexing services
GB2454168A (en) * 2007-10-24 2009-05-06 Cambridge Silicon Radio Ltd Estimating the number of bits required to compress a plurality of samples using a given quantisation parameter by calculating logarithms of quantised samples
US8594191B2 (en) * 2008-01-03 2013-11-26 Broadcom Corporation Video processing system and transcoder for use with layered video coding and methods for use therewith
JP5098043B2 (ja) * 2008-02-26 2012-12-12 株式会社メガチップス トランスコーダ
JP5550032B2 (ja) * 2008-08-05 2014-07-16 株式会社メガチップス トランスコーダ
US8798150B2 (en) * 2008-12-05 2014-08-05 Motorola Mobility Llc Bi-directional video compression for real-time video streams during transport in a packet switched network
FR2945697B1 (fr) * 2009-05-18 2016-06-03 Actimagine Procede et dispositif de compression d'une sequence video
US20100333149A1 (en) * 2009-06-24 2010-12-30 Rgb Networks, Inc. Delivery of pre-statistically multiplexed streams in a vod system
US8422859B2 (en) * 2010-03-23 2013-04-16 Vixs Systems Inc. Audio-based chapter detection in multimedia stream
CN103053172B (zh) * 2010-08-23 2016-12-07 瑞典爱立信有限公司 改进的节目时钟参考插入
US9118939B2 (en) 2010-12-20 2015-08-25 Arris Technology, Inc. SVC-to-AVC rewriter with open-loop statistical multiplexer
US8885050B2 (en) * 2011-02-11 2014-11-11 Dialogic (Us) Inc. Video quality monitoring
US9185424B2 (en) * 2011-07-05 2015-11-10 Qualcomm Incorporated Image data compression
US20140112386A1 (en) * 2012-10-22 2014-04-24 General Instrument Corporation Algorithms for determining bitrate for a statistical multiplexing system to account for signal complexity including film mode and gop structural changes
CN104835167B (zh) * 2015-05-15 2017-05-24 张立华 一种基于空间影响域覆盖最大的航标自动选取方法
WO2017168206A1 (en) * 2016-03-29 2017-10-05 Huawei Technologies Canada Co., Ltd. Systems and methods for performing traffic engineering in a communications network
US10812550B1 (en) * 2016-08-03 2020-10-20 Amazon Technologies, Inc. Bitrate allocation for a multichannel media stream
US20220248041A1 (en) * 2021-02-01 2022-08-04 Facebook Technologies, Llc Pixel Block Encoder
CN114221870B (zh) * 2021-12-16 2023-01-20 北京达佳互联信息技术有限公司 用于服务器的带宽分配方法和装置

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5887115A (en) 1993-01-13 1999-03-23 Hitachi America, Ltd. Method and apparatus for implementing a video tape recorder for recording digital video signals having either a fixed or variable data transmission rate
US5477397A (en) 1993-02-23 1995-12-19 Matsushita Electric Corporation Of America Digital high definition television receiver with features that facilitate trick-play modes on a digital VCR
KR950014858B1 (ko) 1993-06-04 1995-12-16 대우전자주식회사 디지탈 영상 기록장치
US5566208A (en) * 1994-03-17 1996-10-15 Philips Electronics North America Corp. Encoder buffer having an effective size which varies automatically with the channel bit-rate
JPH0837662A (ja) 1994-07-22 1996-02-06 Hitachi Ltd 画像符号化復号化装置
US5617142A (en) 1994-11-08 1997-04-01 General Instrument Corporation Of Delaware Method and apparatus for changing the compression level of a compressed digital signal
US5619733A (en) 1994-11-10 1997-04-08 International Business Machines Corporation Method and apparatus for synchronizing streaming and non-streaming multimedia devices by controlling the play speed of the non-streaming device in response to a synchronization signal
US5623312A (en) 1994-12-22 1997-04-22 Lucent Technologies Inc. Compressed-domain bit rate reduction system
JP4388598B2 (ja) 1995-02-22 2009-12-24 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 伝送チャネルを介して複数のビデオプログラムを同時に送信するシステム
US5694170A (en) 1995-04-06 1997-12-02 International Business Machines Corporation Video compression using multiple computing agents
JP4223571B2 (ja) 1995-05-02 2009-02-12 ソニー株式会社 画像符号化方法及び装置
US5686963A (en) 1995-12-26 1997-11-11 C-Cube Microsystems Method for performing rate control in a video encoder which provides a bit budget for each frame while employing virtual buffers and virtual buffer verifiers
US5650860A (en) 1995-12-26 1997-07-22 C-Cube Microsystems, Inc. Adaptive quantization
CA2249606C (en) 1996-04-12 2005-01-25 Imedia Corporation Video transcoder
US5933500A (en) 1996-05-31 1999-08-03 Thomson Consumer Electronics, Inc. Adaptive decoding system for processing encrypted and non-encrypted broadcast, cable or satellite video data
EP0851656A1 (en) 1996-12-23 1998-07-01 HE HOLDINGS, INC. dba HUGHES ELECTRONICS System and method for high resolution video compression by tiling
US6038256A (en) * 1996-12-31 2000-03-14 C-Cube Microsystems Inc. Statistical multiplexed video encoding using pre-encoding a priori statistics and a priori and a posteriori statistics
US6052384A (en) * 1997-03-21 2000-04-18 Scientific-Atlanta, Inc. Using a receiver model to multiplex variable-rate bit streams having timing constraints
US6240103B1 (en) 1997-03-21 2001-05-29 Scientific-Atlanta, Inc. Method and apparatus for detecting and preventing bandwidth overflow in a statistical multiplexer
US5949490A (en) 1997-07-08 1999-09-07 Tektronix, Inc. Distributing video buffer rate control over a parallel compression architecture
US6275507B1 (en) * 1997-09-26 2001-08-14 International Business Machines Corporation Transport demultiplexor for an MPEG-2 compliant data stream
JPH11196414A (ja) 1997-11-06 1999-07-21 Thomson Broadcast Syst コード化されたビデオデータを処理する装置及びその装置を使用したプログラムを配布するシステム
US6351474B1 (en) * 1998-01-14 2002-02-26 Skystream Networks Inc. Network distributed remultiplexer for video program bearing transport streams
US6327275B1 (en) * 1998-05-19 2001-12-04 General Instrument Corporation Remultiplexing variable rate bitstreams using a delay buffer and rate estimation
US6483543B1 (en) * 1998-07-27 2002-11-19 Cisco Technology, Inc. System and method for transcoding multiple channels of compressed video streams using a self-contained data unit
JP2000059793A (ja) * 1998-08-07 2000-02-25 Sony Corp 画像復号装置及び画像復号方法
US6167084A (en) 1998-08-27 2000-12-26 Motorola, Inc. Dynamic bit allocation for statistical multiplexing of compressed and uncompressed digital video signals
CA2345538A1 (en) 1998-10-02 2000-04-13 General Instrument Corporation Method and apparatus for providing rate control in a video encoder
AU762996B2 (en) 1999-02-09 2003-07-10 Motorola Australia Pty Ltd An image compression system and method of determining quantisation parameters therefor
US6643327B1 (en) * 2000-05-05 2003-11-04 General Instrument Corporation Statistical multiplexer and remultiplexer that accommodates changes in structure of group of pictures
US6724825B1 (en) * 2000-09-22 2004-04-20 General Instrument Corporation Regeneration of program clock reference data for MPEG transport streams
US7292602B1 (en) * 2001-12-27 2007-11-06 Cisco Techonology, Inc. Efficient available bandwidth usage in transmission of compressed video data

Also Published As

Publication number Publication date
WO2002028108A2 (en) 2002-04-04
CA2421794C (en) 2013-06-25
CN1504051A (zh) 2004-06-09
CN100459705C (zh) 2009-02-04
US6847656B1 (en) 2005-01-25
EP1320997A2 (en) 2003-06-25
TW529308B (en) 2003-04-21
CA2421794A1 (en) 2002-04-04
KR20030061809A (ko) 2003-07-22
AU2001290599A1 (en) 2002-04-08
WO2002028108A3 (en) 2002-10-31
US20050041689A1 (en) 2005-02-24

Similar Documents

Publication Publication Date Title
MXPA03002527A (es) Remultiplexion estadistica con asignacion de ancho de banda entre diferentes canales de transcodificacion.
AU2002336874A8 (en) Multiple channel video transcoding
GB2363692B (en) Network bandwidth optimization by dynamic channel allocation
MXPA03005184A (es) Capa de distribucion unitaria.
IL156935A0 (en) Dynamic bandwidth allocation for multiple access communication using session queues
AU9130001A (en) Providing content from multiple services
AU2001289444A1 (en) Service interaction
IL123819A0 (en) Network media streaming
AU2001279218A1 (en) Vertical services integration enabled content distribution mechanisms
GB0001804D0 (en) Pre-emptive bandwidth allocation by dynamic positioning
AU2755101A (en) Multi-rate, channel-optimized trellis-coded quantization
EP1271301A3 (en) Print service
AU2002212018A1 (en) Service enabling technology
GB0400689D0 (en) Simple supplementary service protocol for H.323 systems
MXPA03005732A (es) Disposicion simplificada de reactor de placas con canales.
MXPA03004999A (es) Reformateador de decodificador.
GB0021441D0 (en) Changing bandwidth
AU7495800A (en) Allocating network bandwidth
AU2001266587A1 (en) Statistical image analysis
AU2002223277A1 (en) Aggregation service
ZA200404945B (en) Interactive printer.
AUPS267402A0 (en) Bandwidth allocation for video-on-demand
GB2363887B (en) Mailer-postal service interfaces
AU2002217662A1 (en) Service management server
GB0016755D0 (en) Document reference service