JP2014506759A - 異種ネットワークを介したコンテンツ配信のクリフ効果を軽減するシステムおよび方法 - Google Patents
異種ネットワークを介したコンテンツ配信のクリフ効果を軽減するシステムおよび方法 Download PDFInfo
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- JP2014506759A JP2014506759A JP2013553477A JP2013553477A JP2014506759A JP 2014506759 A JP2014506759 A JP 2014506759A JP 2013553477 A JP2013553477 A JP 2013553477A JP 2013553477 A JP2013553477 A JP 2013553477A JP 2014506759 A JP2014506759 A JP 2014506759A
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0014—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the source coding
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0041—Arrangements at the transmitter end
- H04L1/0042—Encoding specially adapted to other signal generation operation, e.g. in order to reduce transmit distortions, jitter, or to improve signal shape
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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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
- H04N19/39—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability involving multiple description coding [MDC], i.e. with separate layers being structured as independently decodable descriptions of input picture data
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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
- H04N19/102—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
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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
- H04N19/17—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
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Description
Claims (10)
- 異種ネットワークを介したコンテンツ配信のクリフ効果を軽減するための送信機であって、
コンテンツ単位を受信し、その複数の量子化表現を生成するように構成されたジョイントエンコーダと、
前記ジョイントエンコーダに関連付けられており、前記コンテンツ単位を表す符号化されていない記号から、前記符号化されていない記号の複数の部分集合を選択するように構成された消去量子化器とを備え、
前記複数の量子化表現と、前記符号化されていない記号の前記複数の部分集合とが、前記コンテンツ単位の、独立して量子化された複数の相関記述を形成するために関連付けられている、
送信機。 - 前記消去量子化器が、連続する符号化されていない記号の複数の順序変更されたブロックを選択し、残りの符号化されていない記号を消去するようにさらに構成された、請求項1に記載の送信機。
- 前記ジョイントエンコーダが、前記コンテンツ単位の単一の量子化表現を生成するように構成された従来のエンコーダの複数のインスタンスを含む、請求項1に記載の送信機。
- 前記複数の量子化表現が、レートに関して互いに異なる、請求項1に記載の送信機。
- 前記独立して量子化された複数の相関記述が、より可能性の高いチャネル状態に対して最適化される、請求項1に記載の送信機。
- 前記符号化されていない記号の前記複数の部分集合が互いに異なる、請求項1に記載の送信機。
- 前記複数の量子化表現が、前記異種ネットワークにおける離散的なチャネルを介した送信用にキューイングされる、請求項1に記載の送信機。
- 異種ネットワークを介したコンテンツ配信のクリフ効果を軽減する方法であって、
特定のレートの量子化表現を作り出すために、コンテンツ単位を符号化するステップと、
符号化されていないコンテンツ単位記号の部分集合のみを選択するステップと、
ネットワークを介した送信用に、前記量子化表現および符号化されていないコンテンツ単位記号の前記部分集合をキューイングするステップと、
生成されることになる他のハイブリッド記述のために、前記符号化するステップ、前記選択するステップおよび前記キューイングするステップを繰り返すステップと
を含む、方法。 - 異種ネットワークを介したコンテンツ配信のクリフ効果を軽減するための受信機であって、
コンテンツ単位を表す受信した記述から抽出される量子化表現を復号するように構成されたジョイントデコーダと、
前記ジョイントデコーダに関連付けられており、前記コンテンツ単位を表す少なくとも1つの符号化されていない記号を用いて、前記ジョイントデコーダが復号できなかった少なくとも1つの対応する記号を補償するように構成された加算合流部と
を備える、受信機。 - 前記ジョイントデコーダが、前記量子化表現のうちのただ1つを一度に復号するように構成された従来のデコーダの複数のインスタンスを含む、請求項9に記載の受信機。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/024,509 US9203427B2 (en) | 2011-02-10 | 2011-02-10 | System and method for mitigating the cliff effect for content delivery over a heterogeneous network |
US13/024,509 | 2011-02-10 | ||
PCT/US2012/023978 WO2012109146A1 (en) | 2011-02-10 | 2012-02-06 | System and method for mitigating the cliff effect for content delivery over a heterogeneous network |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2014506759A true JP2014506759A (ja) | 2014-03-17 |
JP2014506759A5 JP2014506759A5 (ja) | 2015-04-16 |
JP5837943B2 JP5837943B2 (ja) | 2015-12-24 |
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JP2013553477A Expired - Fee Related JP5837943B2 (ja) | 2011-02-10 | 2012-02-06 | 異種ネットワークを介したコンテンツ配信のクリフ効果を軽減するシステムおよび方法 |
Country Status (6)
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US (1) | US9203427B2 (ja) |
EP (1) | EP2673883A1 (ja) |
JP (1) | JP5837943B2 (ja) |
KR (1) | KR101549316B1 (ja) |
CN (1) | CN103348599B (ja) |
WO (1) | WO2012109146A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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US9602841B2 (en) * | 2012-10-30 | 2017-03-21 | Texas Instruments Incorporated | System and method for decoding scalable video coding |
CN104811272B (zh) * | 2015-03-25 | 2018-10-19 | 北京邮电大学 | 终端间的协作通信方法、设备及系统 |
CN106797481A (zh) * | 2015-07-17 | 2017-05-31 | 华为技术有限公司 | 信号传输方法、装置和设备 |
Citations (8)
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JP2001144732A (ja) * | 1999-10-21 | 2001-05-25 | Lucent Technol Inc | リアルタイム・マルチメディア通信用のパケット・ロス制御方法 |
US20010016080A1 (en) * | 1998-02-25 | 2001-08-23 | Vivek K. Goyal | Multiple description transform coding of images using optimal transforms of arbitrary dimension |
US20060015792A1 (en) * | 2004-07-06 | 2006-01-19 | Stmicroelectronics S.R.I. | Method for encoding signals, related system and program product |
US20060056510A1 (en) * | 2002-12-17 | 2006-03-16 | Koninklijke Phillips Electronics N.V. | Method of coding video streams for low-cost multiple description at gateways |
JP2007531377A (ja) * | 2004-03-24 | 2007-11-01 | 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 | 順次走査変換機構を用いた多重記述符号化映像送信 |
JP2008193661A (ja) * | 2006-12-07 | 2008-08-21 | Ntt Docomo Inc | 多重記述トランスコーディングのためのトランスコーディング・ノード及びトランスコーディング方法 |
US20100091901A1 (en) * | 2007-07-05 | 2010-04-15 | Huawei Technologies Co., Ltd. | Method, apparatus and system for multiple-description coding and decoding |
JP2010541466A (ja) * | 2007-10-05 | 2010-12-24 | テレフオンアクチーボラゲット エル エム エリクソン(パブル) | 多重記述符号化のための方法及び装置 |
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US6996618B2 (en) * | 2001-07-03 | 2006-02-07 | Hewlett-Packard Development Company, L.P. | Method for handling off multiple description streaming media sessions between servers in fixed and mobile streaming media systems |
US20080123739A1 (en) * | 2003-09-25 | 2008-05-29 | Amimon Ltd. | Wireless Transmission of High Quality Video |
US7720299B2 (en) * | 2005-05-10 | 2010-05-18 | The Aerospace Corporation | Compressed data multiple description transmission and resolution conversion system |
US9020029B2 (en) * | 2011-01-20 | 2015-04-28 | Alcatel Lucent | Arbitrary precision multiple description coding |
-
2011
- 2011-02-10 US US13/024,509 patent/US9203427B2/en active Active
-
2012
- 2012-02-06 CN CN201280007471.4A patent/CN103348599B/zh not_active Expired - Fee Related
- 2012-02-06 JP JP2013553477A patent/JP5837943B2/ja not_active Expired - Fee Related
- 2012-02-06 WO PCT/US2012/023978 patent/WO2012109146A1/en active Application Filing
- 2012-02-06 EP EP12705010.2A patent/EP2673883A1/en not_active Withdrawn
- 2012-02-06 KR KR1020137021132A patent/KR101549316B1/ko active IP Right Grant
Patent Citations (9)
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US20010016080A1 (en) * | 1998-02-25 | 2001-08-23 | Vivek K. Goyal | Multiple description transform coding of images using optimal transforms of arbitrary dimension |
US6330370B2 (en) * | 1998-02-25 | 2001-12-11 | Lucent Technologies Inc. | Multiple description transform coding of images using optimal transforms of arbitrary dimension |
JP2001144732A (ja) * | 1999-10-21 | 2001-05-25 | Lucent Technol Inc | リアルタイム・マルチメディア通信用のパケット・ロス制御方法 |
US20060056510A1 (en) * | 2002-12-17 | 2006-03-16 | Koninklijke Phillips Electronics N.V. | Method of coding video streams for low-cost multiple description at gateways |
JP2007531377A (ja) * | 2004-03-24 | 2007-11-01 | 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 | 順次走査変換機構を用いた多重記述符号化映像送信 |
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Also Published As
Publication number | Publication date |
---|---|
US9203427B2 (en) | 2015-12-01 |
US20120207209A1 (en) | 2012-08-16 |
KR101549316B1 (ko) | 2015-09-01 |
JP5837943B2 (ja) | 2015-12-24 |
KR20130114720A (ko) | 2013-10-17 |
CN103348599A (zh) | 2013-10-09 |
EP2673883A1 (en) | 2013-12-18 |
CN103348599B (zh) | 2016-11-16 |
WO2012109146A1 (en) | 2012-08-16 |
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