CA2355389A1 - Statistical multiplex system, statistical multiplex controller and method of statistical multiplex - Google Patents

Statistical multiplex system, statistical multiplex controller and method of statistical multiplex Download PDF

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Publication number
CA2355389A1
CA2355389A1 CA 2355389 CA2355389A CA2355389A1 CA 2355389 A1 CA2355389 A1 CA 2355389A1 CA 2355389 CA2355389 CA 2355389 CA 2355389 A CA2355389 A CA 2355389A CA 2355389 A1 CA2355389 A1 CA 2355389A1
Authority
CA
Canada
Prior art keywords
image
encoding
encoding means
data
statistical multiplex
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.)
Abandoned
Application number
CA 2355389
Other languages
English (en)
French (fr)
Inventor
Motofumi Itawaki
Satoshi Miyazawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of CA2355389A1 publication Critical patent/CA2355389A1/en
Abandoned legal-status Critical Current

Links

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
    • H04N21/2365—Multiplexing of several video streams
    • H04N21/23655—Statistical multiplexing, e.g. by controlling the encoder to alter its bitrate to optimize the bandwidth utilization
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
    • H04J3/1682—Allocation of channels according to the instantaneous demands of the users, e.g. concentrated multiplexers, statistical multiplexers
    • H04J3/1688—Allocation of channels according to the instantaneous demands of the users, e.g. concentrated multiplexers, statistical multiplexers the demands of the users being taken into account after redundancy removal, e.g. by predictive coding, by variable sampling
    • 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
    • H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
    • 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
    • H04N21/23614—Multiplexing of additional data and video streams
    • 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
    • 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
    • H04N21/4347—Demultiplexing of several video streams
    • 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
    • H04N21/4348—Demultiplexing of additional data and video streams

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Television Systems (AREA)
CA 2355389 2000-08-17 2001-08-16 Statistical multiplex system, statistical multiplex controller and method of statistical multiplex Abandoned CA2355389A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPP2000-247845 2000-08-17
JP2000247845A JP4441839B2 (ja) 2000-08-17 2000-08-17 統計多重システム、統計多重制御装置および統計多重方法

Publications (1)

Publication Number Publication Date
CA2355389A1 true CA2355389A1 (en) 2002-02-17

Family

ID=18737851

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2355389 Abandoned CA2355389A1 (en) 2000-08-17 2001-08-16 Statistical multiplex system, statistical multiplex controller and method of statistical multiplex

Country Status (3)

Country Link
US (1) US7130310B2 (enExample)
JP (1) JP4441839B2 (enExample)
CA (1) CA2355389A1 (enExample)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8713623B2 (en) 2001-09-20 2014-04-29 Time Warner Cable Enterprises, LLC Technique for effectively providing program material in a cable television system
US7376159B1 (en) * 2002-01-03 2008-05-20 The Directv Group, Inc. Exploitation of null packets in packetized digital television systems
US7286473B1 (en) 2002-07-10 2007-10-23 The Directv Group, Inc. Null packet replacement with bi-level scheduling
US7266133B2 (en) * 2002-11-13 2007-09-04 General Instrument Corporation Methods and apparatus for statistical multiplexing with distributed multiplexers
WO2004046879A2 (en) * 2002-11-15 2004-06-03 Qualcomm Incorporated Apparatus and method for multiple description encoding
US7995849B2 (en) * 2003-03-17 2011-08-09 Qualcomm, Incorporated Method and apparatus for improving video quality of low bit-rate video
US7647221B2 (en) * 2003-04-30 2010-01-12 The Directv Group, Inc. Audio level control for compressed audio
US7912226B1 (en) 2003-09-12 2011-03-22 The Directv Group, Inc. Automatic measurement of audio presence and level by direct processing of an MPEG data stream
JP2005151096A (ja) * 2003-11-14 2005-06-09 Pioneer Electronic Corp 多チャンネル統計多重システム
US9723267B2 (en) 2004-12-15 2017-08-01 Time Warner Cable Enterprises Llc Method and apparatus for wideband distribution of content
US7602820B2 (en) 2005-02-01 2009-10-13 Time Warner Cable Inc. Apparatus and methods for multi-stage multiplexing in a network
US7889765B2 (en) * 2005-11-30 2011-02-15 Time Warner Cable Inc. Apparatus and methods for utilizing variable rate program streams in a network
US20080008190A1 (en) * 2006-07-07 2008-01-10 General Instrument Corporation Method and apparatus for distributing statistical multiplex signals to handheld devices
DE102007001379A1 (de) * 2007-01-09 2008-07-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Konzept zum Encodieren einer Mehrzahl von Informationssignalen für eine gemeinsame Übertragung in einem Zeitmultiplex
US8625607B2 (en) * 2007-07-24 2014-01-07 Time Warner Cable Enterprises Llc Generation, distribution and use of content metadata in a network
US8300541B2 (en) * 2008-02-19 2012-10-30 Time Warner Cable Inc. Apparatus and methods for utilizing statistical multiplexing to ensure quality of service in a network
US8953038B2 (en) * 2009-08-31 2015-02-10 International Business Machines Corporation Distributed video surveillance storage cost reduction using statistical multiplexing principle
US9300445B2 (en) 2010-05-27 2016-03-29 Time Warner Cable Enterprise LLC Digital domain content processing and distribution apparatus and methods
US9185341B2 (en) 2010-09-03 2015-11-10 Time Warner Cable Enterprises Llc Digital domain content processing and distribution apparatus and methods
JP5677018B2 (ja) * 2010-10-19 2015-02-25 三菱電機株式会社 データ多重化装置、データ多重化方法及びシステム
US8942255B2 (en) 2011-05-11 2015-01-27 Comcast Cable Communications, Llc Managing data
EP2523456A1 (en) * 2011-05-12 2012-11-14 Alcatel Lucent Method for operating a statistical multiplexing of distributed video streams.
US9729120B1 (en) 2011-07-13 2017-08-08 The Directv Group, Inc. System and method to monitor audio loudness and provide audio automatic gain control
US8701152B2 (en) * 2012-03-11 2014-04-15 Broadcom Corporation Cross layer coordinated channel bonding
US8875202B2 (en) * 2013-03-14 2014-10-28 General Instrument Corporation Processing path signatures for processing elements in encoded video
US20140328384A1 (en) * 2013-05-02 2014-11-06 Magnum Semiconductor, Inc. Methods and apparatuses including a statistical multiplexer with global rate control
US10802285B2 (en) 2018-03-05 2020-10-13 Invensas Corporation Remote optical engine for virtual reality or augmented reality headsets

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6055270A (en) * 1994-04-20 2000-04-25 Thomson Cosumer Electronics, Inc. Multiplexer system using constant bit rate encoders
US5506844A (en) * 1994-05-20 1996-04-09 Compression Labs, Inc. Method for configuring a statistical multiplexer to dynamically allocate communication channel bandwidth
US6078958A (en) * 1997-01-31 2000-06-20 Hughes Electronics Corporation System for allocating available bandwidth of a concentrated media output
US6167084A (en) * 1998-08-27 2000-12-26 Motorola, Inc. Dynamic bit allocation for statistical multiplexing of compressed and uncompressed digital video signals
US6594271B1 (en) * 1999-07-19 2003-07-15 General Instruments Corporation Implementation of opportunistic data on a statistical multiplexing encoder

Also Published As

Publication number Publication date
US20020085584A1 (en) 2002-07-04
US7130310B2 (en) 2006-10-31
JP4441839B2 (ja) 2010-03-31
JP2002064827A (ja) 2002-02-28

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Legal Events

Date Code Title Description
FZDE Discontinued
FZDE Discontinued

Effective date: 20050816