FI20001674A0 - Förfarande för kodning av mediaström, en skalabel och en terminal - Google Patents

Förfarande för kodning av mediaström, en skalabel och en terminal

Info

Publication number
FI20001674A0
FI20001674A0 FI20001674A FI20001674A FI20001674A0 FI 20001674 A0 FI20001674 A0 FI 20001674A0 FI 20001674 A FI20001674 A FI 20001674A FI 20001674 A FI20001674 A FI 20001674A FI 20001674 A0 FI20001674 A0 FI 20001674A0
Authority
FI
Finland
Prior art keywords
scalable
media
terminal
encoding method
encoder
Prior art date
Application number
FI20001674A
Other languages
English (en)
Finnish (fi)
Other versions
FI109393B (sv
FI20001674A (sv
Inventor
Pasi Ojala
Teemu Parkkinen
Original Assignee
Nokia Mobile Phones Ltd
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 Nokia Mobile Phones Ltd filed Critical Nokia Mobile Phones Ltd
Priority to FI20001674A priority Critical patent/FI109393B/sv
Publication of FI20001674A0 publication Critical patent/FI20001674A0/sv
Priority to EP01660140.3A priority patent/EP1173028B1/en
Priority to US09/904,486 priority patent/US7072366B2/en
Priority to JP2001215833A priority patent/JP4160278B2/ja
Publication of FI20001674A publication Critical patent/FI20001674A/sv
Application granted granted Critical
Publication of FI109393B publication Critical patent/FI109393B/sv

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/002—Dynamic bit allocation
    • 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
    • H04N19/134—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
    • H04N19/134—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
    • H04N19/162—User input
    • 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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/33—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
    • 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
    • H04N19/37—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability with arrangements for assigning different transmission priorities to video input data or to video coded data
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
FI20001674A 2000-07-14 2000-07-14 Förfarande för kodning av mediaström, en skalabel och en terminal FI109393B (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI20001674A FI109393B (sv) 2000-07-14 2000-07-14 Förfarande för kodning av mediaström, en skalabel och en terminal
EP01660140.3A EP1173028B1 (en) 2000-07-14 2001-07-11 Scalable encoding of media streams
US09/904,486 US7072366B2 (en) 2000-07-14 2001-07-13 Method for scalable encoding of media streams, a scalable encoder and a terminal
JP2001215833A JP4160278B2 (ja) 2000-07-14 2001-07-16 媒体ストリームのスケーラブル符号化方法、スケーラブルエンコーダおよびマルチメディア端末

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20001674 2000-07-14
FI20001674A FI109393B (sv) 2000-07-14 2000-07-14 Förfarande för kodning av mediaström, en skalabel och en terminal

Publications (3)

Publication Number Publication Date
FI20001674A0 true FI20001674A0 (sv) 2000-07-14
FI20001674A FI20001674A (sv) 2002-01-15
FI109393B FI109393B (sv) 2002-07-15

Family

ID=8558788

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20001674A FI109393B (sv) 2000-07-14 2000-07-14 Förfarande för kodning av mediaström, en skalabel och en terminal

Country Status (4)

Country Link
US (1) US7072366B2 (sv)
EP (1) EP1173028B1 (sv)
JP (1) JP4160278B2 (sv)
FI (1) FI109393B (sv)

Families Citing this family (151)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4065381B2 (ja) 1999-11-10 2008-03-26 ヤフー！ インコーポレイテッド インターネットラジオ及びブロードキャスト方法
US6389467B1 (en) 2000-01-24 2002-05-14 Friskit, Inc. Streaming media search and continuous playback system of media resources located by multiple network addresses
US7634011B2 (en) 2000-04-21 2009-12-15 Microsoft Corporation Application program interface (API) facilitating decoder control of accelerator resources
US7649943B2 (en) * 2000-04-21 2010-01-19 Microsoft Corporation Interface and related methods facilitating motion compensation in media processing
US6940912B2 (en) * 2000-04-21 2005-09-06 Microsoft Corporation Dynamically adaptive multimedia application program interface and related methods
US6891893B2 (en) * 2000-04-21 2005-05-10 Microsoft Corp. Extensible multimedia application program interface and related methods
US7162482B1 (en) 2000-05-03 2007-01-09 Musicmatch, Inc. Information retrieval engine
US7024485B2 (en) * 2000-05-03 2006-04-04 Yahoo! Inc. System for controlling and enforcing playback restrictions for a media file by splitting the media file into usable and unusable portions for playback
US8352331B2 (en) 2000-05-03 2013-01-08 Yahoo! Inc. Relationship discovery engine
US8271333B1 (en) 2000-11-02 2012-09-18 Yahoo! Inc. Content-related wallpaper
US7738407B2 (en) * 2001-08-03 2010-06-15 At&T Intellectual Property Ii, L.P. Method and apparatus for delivering IPP2T (IP-push-to-talk) wireless LAN mobile radio service
US7307963B2 (en) * 2001-08-03 2007-12-11 At&T Corp. Architecture and method for using IEEE 802.11-like wireless LAN system to emulate private land mobile radio system (PLMRS) radio service
KR101389593B1 (ko) 2001-08-23 2014-04-29 애플 인크. Ｃｏ-ｓｅｔ와 강하게 코딩된 ｃｏ-ｓｅｔ 식별자를조합하여 직교 진폭 변조를 행하기 위한 시스템 및 방법
US20030076858A1 (en) * 2001-10-19 2003-04-24 Sharp Laboratories Of America, Inc. Multi-layer data transmission system
KR100420601B1 (ko) * 2001-11-22 2004-03-02 에스케이 텔레콤주식회사 비디오 데이터 스트리밍 서비스 방법
US7076263B2 (en) * 2002-02-19 2006-07-11 Qualcomm, Incorporated Power control for partial channel-state information (CSI) multiple-input, multiple-output (MIMO) systems
JP4150951B2 (ja) * 2002-02-19 2008-09-17 ソニー株式会社 動画配信システム、動画配信装置および方法、並びにプログラム
US6959171B2 (en) * 2002-02-28 2005-10-25 Intel Corporation Data transmission rate control
WO2003077425A1 (fr) * 2002-03-08 2003-09-18 Nippon Telegraph And Telephone Corporation Procedes de codage et de decodage signaux numeriques, dispositifs de codage et de decodage, programme de codage et de decodage de signaux numeriques
KR100908114B1 (ko) 2002-03-09 2009-07-16 삼성전자주식회사 스케일러블 무손실 오디오 부호화/복호화 장치 및 그 방법
CN1266673C (zh) * 2002-03-12 2006-07-26 诺基亚有限公司 可伸缩音频编码的有效改进
US7707221B1 (en) 2002-04-03 2010-04-27 Yahoo! Inc. Associating and linking compact disc metadata
EP1489599B1 (en) * 2002-04-26 2016-05-11 Panasonic Intellectual Property Corporation of America Coding device and decoding device
KR100713435B1 (ko) * 2002-05-03 2007-05-07 삼성전자주식회사 이동통신시스템에서 다중 데이터 전송률 서비스 제공 장치 및 방법
KR100486524B1 (ko) * 2002-07-04 2005-05-03 엘지전자 주식회사 비디오 코덱의 지연시간 단축 장치
JP2004061646A (ja) * 2002-07-25 2004-02-26 Fujitsu Ltd Ｔｆｏ機能を有する音声符号化器および方法
FR2843517B1 (fr) * 2002-08-06 2005-02-11 Medialive Dispositif pour le brouillage de contenus multimedias et audiovisuels de type mpeg-4
US8194770B2 (en) 2002-08-27 2012-06-05 Qualcomm Incorporated Coded MIMO systems with selective channel inversion applied per eigenmode
JP3881943B2 (ja) * 2002-09-06 2007-02-14 松下電器産業株式会社 音響符号化装置及び音響符号化方法
US20040081131A1 (en) 2002-10-25 2004-04-29 Walton Jay Rod OFDM communication system with multiple OFDM symbol sizes
US7002900B2 (en) 2002-10-25 2006-02-21 Qualcomm Incorporated Transmit diversity processing for a multi-antenna communication system
US7986742B2 (en) 2002-10-25 2011-07-26 Qualcomm Incorporated Pilots for MIMO communication system
US8169944B2 (en) 2002-10-25 2012-05-01 Qualcomm Incorporated Random access for wireless multiple-access communication systems
US7324429B2 (en) 2002-10-25 2008-01-29 Qualcomm, Incorporated Multi-mode terminal in a wireless MIMO system
US8208364B2 (en) 2002-10-25 2012-06-26 Qualcomm Incorporated MIMO system with multiple spatial multiplexing modes
US8218609B2 (en) 2002-10-25 2012-07-10 Qualcomm Incorporated Closed-loop rate control for a multi-channel communication system
US8570988B2 (en) 2002-10-25 2013-10-29 Qualcomm Incorporated Channel calibration for a time division duplexed communication system
US8320301B2 (en) 2002-10-25 2012-11-27 Qualcomm Incorporated MIMO WLAN system
US8036250B1 (en) * 2002-10-25 2011-10-11 Bigband Networks Inc. Method and apparatus of mutliplexing media streams
US8170513B2 (en) 2002-10-25 2012-05-01 Qualcomm Incorporated Data detection and demodulation for wireless communication systems
US8134976B2 (en) 2002-10-25 2012-03-13 Qualcomm Incorporated Channel calibration for a time division duplexed communication system
US8204079B2 (en) * 2002-10-28 2012-06-19 Qualcomm Incorporated Joint transmission of multiple multimedia streams
US20040083495A1 (en) * 2002-10-29 2004-04-29 Lane Richard D. Mulitmedia transmission using variable gain amplification based on data importance
JP2004151195A (ja) * 2002-10-29 2004-05-27 Sony Corp 通信装置、通信方法、プログラム、記憶媒体、端末装置
US7720999B2 (en) * 2002-11-26 2010-05-18 Qualcomm Incorporated System and method for optimizing multimedia compression using plural encoders
FR2849733A1 (fr) * 2003-01-02 2004-07-09 Thomson Licensing Sa Dispositif et procede d'ajustement de debit d'un flux de contenus et produits associes
GB0300359D0 (en) * 2003-01-07 2003-02-05 Koninkl Philips Electronics Nv Joint bit rate control
FR2852172A1 (fr) * 2003-03-04 2004-09-10 France Telecom Procede et dispositif de reconstruction spectrale d'un signal audio
JP3968317B2 (ja) * 2003-03-31 2007-08-29 松下電器産業株式会社 無線基地局装置
US7406176B2 (en) * 2003-04-01 2008-07-29 Microsoft Corporation Fully scalable encryption for scalable multimedia
US7313814B2 (en) * 2003-04-01 2007-12-25 Microsoft Corporation Scalable, error resilient DRM for scalable media
WO2004090870A1 (ja) * 2003-04-04 2004-10-21 Kabushiki Kaisha Toshiba 広帯域音声を符号化または復号化するための方法及び装置
EP1482435A1 (de) * 2003-05-26 2004-12-01 Franz Maurer Nachf. GmbH & Co.KG Verkaufsvorrichtung für multimediale Werke
EP1496500B1 (en) * 2003-07-09 2007-02-28 Samsung Electronics Co., Ltd. Bitrate scalable speech coding and decoding apparatus and method
GB0321093D0 (en) * 2003-09-09 2003-10-08 Nokia Corp Multi-rate coding
KR20060120029A (ko) 2003-09-10 2006-11-24 뮤직매치, 인크. 뮤직을 구매하고 플레이하는 시스템 및 방법
US8437347B2 (en) * 2003-10-14 2013-05-07 Qualcomm Incorporated Scalable encoding for multicast broadcast multimedia service
KR100571824B1 (ko) * 2003-11-26 2006-04-17 삼성전자주식회사 부가정보 삽입된 ｍｐｅｇ-4 오디오 ｂｓａｃ부호화/복호화 방법 및 장치
US9473269B2 (en) 2003-12-01 2016-10-18 Qualcomm Incorporated Method and apparatus for providing an efficient control channel structure in a wireless communication system
US20060200744A1 (en) * 2003-12-08 2006-09-07 Adrian Bourke Distributing and displaying still photos in a multimedia distribution system
US8472792B2 (en) 2003-12-08 2013-06-25 Divx, Llc Multimedia distribution system
US7519274B2 (en) 2003-12-08 2009-04-14 Divx, Inc. File format for multiple track digital data
KR20050076019A (ko) * 2004-01-19 2005-07-26 삼성전자주식회사 스케일러블 부호화에 기반한 비트스트림의 적응적 부호화및/또는 복호화 방법, 및 이를 구현하기 위한프로그램이 기록된 기록 매체
KR100586883B1 (ko) 2004-03-04 2006-06-08 삼성전자주식회사 비디오 스트리밍 서비스를 위한 비디오 코딩방법, 프리디코딩방법, 비디오 디코딩방법, 및 이를 위한 장치와, 이미지 필터링방법
KR100561869B1 (ko) * 2004-03-10 2006-03-17 삼성전자주식회사 무손실 오디오 부호화/복호화 방법 및 장치
WO2005122408A1 (en) * 2004-06-07 2005-12-22 Agency For Science, Technology And Research Systems and methods for scalably encoding and decoding data
US7756271B2 (en) * 2004-06-15 2010-07-13 Microsoft Corporation Scalable layered access control for multimedia
JP2006060813A (ja) * 2004-08-20 2006-03-02 Polycom Inc ビデオデコーダにおける誤り隠蔽
JP4771674B2 (ja) * 2004-09-02 2011-09-14 パナソニック株式会社 音声符号化装置、音声復号化装置及びこれらの方法
CN101124626B (zh) 2004-09-17 2011-07-06 皇家飞利浦电子股份有限公司 用于最小化感知失真的组合音频编码
KR101220621B1 (ko) * 2004-11-05 2013-01-18 파나소닉 주식회사 부호화 장치 및 부호화 방법
US7751324B2 (en) * 2004-11-19 2010-07-06 Nokia Corporation Packet stream arrangement in multimedia transmission
FR2880743A1 (fr) * 2005-01-12 2006-07-14 France Telecom Dispositif et procedes de codage et de decodage echelonnables de flux de donnees d'images, signal, programme d'ordinateur et module d'adaptation de qualite d'image correspondants
EP1847071A4 (en) 2005-01-26 2010-10-20 Internet Broadcasting Corp B V MULTI-DIFFUSION IN LAYERS AND EXACT ATTRIBUTION OF BANDWIDTH AND PRIORIZATION OF PACKETS
US7672742B2 (en) * 2005-02-16 2010-03-02 Adaptec, Inc. Method and system for reducing audio latency
KR100643291B1 (ko) * 2005-04-14 2006-11-10 삼성전자주식회사 랜덤 엑세스의 지연을 최소화하는 비디오 복부호화 장치 및방법
US7466749B2 (en) 2005-05-12 2008-12-16 Qualcomm Incorporated Rate selection with margin sharing
US9130706B2 (en) * 2005-05-26 2015-09-08 Unwired Planet, Llc Method and apparatus for signal quality loss compensation in multiplexing transmission systems
US8358714B2 (en) 2005-06-16 2013-01-22 Qualcomm Incorporated Coding and modulation for multiple data streams in a communication system
JP4936688B2 (ja) * 2005-07-19 2012-05-23 パナソニック株式会社 中継装置、通信端末装置、信号復号化装置、信号処理方法、および信号処理プログラム
US8670437B2 (en) * 2005-09-27 2014-03-11 Qualcomm Incorporated Methods and apparatus for service acquisition
US8229983B2 (en) * 2005-09-27 2012-07-24 Qualcomm Incorporated Channel switch frame
BRPI0616615A8 (pt) * 2005-09-29 2018-03-06 Thomson Res Funding Corporation método e aparelho para codificação de vídeo com taxa de transferência variável (vbr) restrita
KR100736080B1 (ko) * 2005-10-27 2007-07-06 삼성전자주식회사 다 계층으로 구성된 멀티미디어 스트림의 저작권을 계층별로 관리하는 방법 및 장치
EP1999883A4 (en) 2006-03-14 2013-03-06 Divx Llc FEDERATED DIGITAL RIGHTS MANAGEMENT SYSTEM COMPRISING CONFIDENCE SYSTEMS
US8370138B2 (en) * 2006-03-17 2013-02-05 Panasonic Corporation Scalable encoding device and scalable encoding method including quality improvement of a decoded signal
TWI633769B (zh) 2006-05-11 2018-08-21 Ｃｆｐｈ股份有限公司 使用及管理電子檔案的方法和設備
EP1855271A1 (en) * 2006-05-12 2007-11-14 Deutsche Thomson-Brandt Gmbh Method and apparatus for re-encoding signals
JP4707623B2 (ja) * 2006-07-21 2011-06-22 富士通東芝モバイルコミュニケーションズ株式会社 情報処理装置
JP4918841B2 (ja) * 2006-10-23 2012-04-18 富士通株式会社 符号化システム
BRPI0718810A2 (pt) * 2006-11-15 2013-12-03 Qualcomm Inc Sistemas e métodos para aplicativos utilizando quadros de comutação de canal
US20080120098A1 (en) * 2006-11-21 2008-05-22 Nokia Corporation Complexity Adjustment for a Signal Encoder
JP5339919B2 (ja) * 2006-12-15 2013-11-13 パナソニック株式会社 符号化装置、復号装置およびこれらの方法
CN101001371B (zh) * 2007-01-19 2010-05-19 华为技术有限公司 视频转码的方法及其装置
US8553757B2 (en) * 2007-02-14 2013-10-08 Microsoft Corporation Forward error correction for media transmission
JP5294713B2 (ja) * 2007-03-02 2013-09-18 パナソニック株式会社 符号化装置、復号装置およびそれらの方法
JP4708446B2 (ja) * 2007-03-02 2011-06-22 パナソニック株式会社 符号化装置、復号装置およびそれらの方法
US8098941B2 (en) * 2007-04-03 2012-01-17 Aptina Imaging Corporation Method and apparatus for parallelization of image compression encoders
US8571027B2 (en) * 2007-04-18 2013-10-29 At&T Intellectual Property I, L.P. System and method for multi-rate video delivery using multicast stream
US8331334B2 (en) * 2007-07-20 2012-12-11 Broadcom Corporation Method and system for a handheld wireless communication device for configuring connection to and use of local and remote resources
US8566107B2 (en) * 2007-10-15 2013-10-22 Lg Electronics Inc. Multi-mode method and an apparatus for processing a signal
KR20100106327A (ko) 2007-11-16 2010-10-01 디브이엑스, 인크. 멀티미디어 파일을 위한 계층적 및 감소된 인덱스 구조
US9872066B2 (en) * 2007-12-18 2018-01-16 Ibiquity Digital Corporation Method for streaming through a data service over a radio link subsystem
US8411569B2 (en) * 2008-01-10 2013-04-02 Alcatel Lucent Method of splicing encoded multimedia data streams
WO2009136872A1 (en) * 2008-05-07 2009-11-12 Agency For Science, Technology And Research Method and device for encoding an audio signal, method and device for generating encoded audio data and method and device for determining a bit-rate of an encoded audio signal
EP2152028A1 (en) * 2008-08-06 2010-02-10 Nokia Siemens Networks OY Method and devices for bit rate allocation for point-to-multipoint multimedia communications
US8155670B2 (en) * 2008-11-04 2012-04-10 2Wire, Inc. Cell notification
KR101635876B1 (ko) 2009-01-07 2016-07-04 쏘닉 아이피, 아이엔씨. 온라인 콘텐츠를 위한 미디어 가이드의 단일, 공동 및 자동 생성
KR100924309B1 (ko) 2009-06-04 2009-11-02 전자부품연구원 시간확장성과 버퍼상태판단을 통한 품질 적응적 멀티미디어 데이터 스트리밍 방법 및 시스템
FR2947944A1 (fr) * 2009-07-07 2011-01-14 France Telecom Codage/decodage perfectionne de signaux audionumeriques
KR101282193B1 (ko) * 2009-11-10 2013-07-04 한국전자통신연구원 칼만 필터와 ｆｉｒ 필터를 사용한 동영상 인코더에서의 비트율 제어 방법
US9313512B2 (en) * 2009-11-25 2016-04-12 Vudu, Inc. Multiple bit rate encoding by segments
EP2507995A4 (en) 2009-12-04 2014-07-09 Sonic Ip Inc SYSTEMS AND METHODS FOR TRANSPORTING ELEMENTARY BIT TRAIN CRYPTOGRAPHIC MATERIAL
US20110268175A1 (en) * 2010-04-30 2011-11-03 Wai-Tian Tan Differential protection of a live scalable media
US8626900B2 (en) * 2010-07-02 2014-01-07 At&T Intellectual Property I, L.P. Method and system to proactively identify degraded network performance
WO2012018786A1 (en) * 2010-08-02 2012-02-09 Ncomputing Inc. System and method for efficiently streaming digital video
US8914534B2 (en) 2011-01-05 2014-12-16 Sonic Ip, Inc. Systems and methods for adaptive bitrate streaming of media stored in matroska container files using hypertext transfer protocol
KR101928910B1 (ko) 2011-08-30 2018-12-14 쏘닉 아이피, 아이엔씨. 복수의 최대 비트레이트 레벨들을 사용하여 인코딩된 비디오를 인코딩하고 스트리밍하기 위한 시스템들 및 방법들
US8818171B2 (en) 2011-08-30 2014-08-26 Kourosh Soroushian Systems and methods for encoding alternative streams of video for playback on playback devices having predetermined display aspect ratios and network connection maximum data rates
US9467708B2 (en) 2011-08-30 2016-10-11 Sonic Ip, Inc. Selection of resolutions for seamless resolution switching of multimedia content
US8909922B2 (en) 2011-09-01 2014-12-09 Sonic Ip, Inc. Systems and methods for playing back alternative streams of protected content protected using common cryptographic information
US8964977B2 (en) 2011-09-01 2015-02-24 Sonic Ip, Inc. Systems and methods for saving encoded media streamed using adaptive bitrate streaming
US20150163271A1 (en) * 2011-12-22 2015-06-11 Telefonaktiebolaget L M Ericsson (Publ) Apparatus and method for monitoring performance in a communications network
US20130282868A1 (en) * 2012-04-23 2013-10-24 Jae Chung Integral Controller Based Pacing for HTTP Pseudo-streaming
US10452715B2 (en) 2012-06-30 2019-10-22 Divx, Llc Systems and methods for compressing geotagged video
US9313510B2 (en) 2012-12-31 2016-04-12 Sonic Ip, Inc. Use of objective quality measures of streamed content to reduce streaming bandwidth
US9191457B2 (en) 2012-12-31 2015-11-17 Sonic Ip, Inc. Systems, methods, and media for controlling delivery of content
US9906785B2 (en) 2013-03-15 2018-02-27 Sonic Ip, Inc. Systems, methods, and media for transcoding video data according to encoding parameters indicated by received metadata
US10397292B2 (en) 2013-03-15 2019-08-27 Divx, Llc Systems, methods, and media for delivery of content
US9094737B2 (en) 2013-05-30 2015-07-28 Sonic Ip, Inc. Network video streaming with trick play based on separate trick play files
US9578342B2 (en) * 2013-06-24 2017-02-21 Dialogic Corporation Rate control algorithm for scalable video encoding with disposable P-frames
US9967305B2 (en) 2013-06-28 2018-05-08 Divx, Llc Systems, methods, and media for streaming media content
US20150016547A1 (en) * 2013-07-15 2015-01-15 Sony Corporation Layer based hrd buffer management for scalable hevc
WO2015007795A1 (en) * 2013-07-16 2015-01-22 Bitmovin Gmbh Apparatus and method for cloud assisted adaptive streaming
GB201314067D0 (en) * 2013-08-06 2013-09-18 Microsoft Corp Allocating Processor Resources
FR3011704A1 (fr) * 2013-10-07 2015-04-10 Orange Procede de mise en œuvre d'une session de communication entre une pluralite de terminaux
US10116943B2 (en) * 2013-10-16 2018-10-30 Nvidia Corporation Adaptive video compression for latency control
US9727460B2 (en) * 2013-11-01 2017-08-08 Samsung Electronics Co., Ltd. Selecting a memory mapping scheme by determining a number of functional units activated in each cycle of a loop based on analyzing parallelism of a loop
US20150163484A1 (en) * 2013-12-09 2015-06-11 Vixs Systems Inc. Variable bitrate encoding for multiple video streams
US9524720B2 (en) * 2013-12-15 2016-12-20 Qualcomm Incorporated Systems and methods of blind bandwidth extension
US9866878B2 (en) 2014-04-05 2018-01-09 Sonic Ip, Inc. Systems and methods for encoding and playing back video at different frame rates using enhancement layers
ES2771200T3 (es) * 2016-02-17 2020-07-06 Fraunhofer Ges Forschung Postprocesador, preprocesador, codificador de audio, decodificador de audio y métodos relacionados para mejorar el procesamiento de transitorios
GB2547442B (en) 2016-02-17 2022-01-12 V Nova Int Ltd Physical adapter, signal processing equipment, methods and computer programs
US10148989B2 (en) 2016-06-15 2018-12-04 Divx, Llc Systems and methods for encoding video content
US10346126B2 (en) 2016-09-19 2019-07-09 Qualcomm Incorporated User preference selection for audio encoding
US10498795B2 (en) 2017-02-17 2019-12-03 Divx, Llc Systems and methods for adaptive switching between multiple content delivery networks during adaptive bitrate streaming
GB2561036A (en) * 2017-03-31 2018-10-03 Cirrus Logic Int Semiconductor Ltd Methods and apparatus for buffering and compression of data
US10686859B2 (en) * 2017-12-28 2020-06-16 Intel Corporation Content scenario and network condition based multimedia communication
GB2570324A (en) * 2018-01-19 2019-07-24 V Nova Int Ltd Multi-codec processing and rate control
JP7019096B2 (ja) * 2018-08-30 2022-02-14 ドルビー・インターナショナル・アーベー 低ビットレート符号化オーディオの増強を制御する方法及び機器
US11128869B1 (en) * 2018-10-22 2021-09-21 Bitmovin, Inc. Video encoding based on customized bitrate table

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2126467A1 (en) * 1993-07-13 1995-01-14 Barin Geoffry Haskell Scalable encoding and decoding of high-resolution progressive video
US5512939A (en) * 1994-04-06 1996-04-30 At&T Corp. Low bit rate audio-visual communication system having integrated perceptual speech and video coding
JP3788823B2 (ja) 1995-10-27 2006-06-21 株式会社東芝 動画像符号化装置および動画像復号化装置
US5956674A (en) * 1995-12-01 1999-09-21 Digital Theater Systems, Inc. Multi-channel predictive subband audio coder using psychoacoustic adaptive bit allocation in frequency, time and over the multiple channels
US6477202B1 (en) * 1997-09-03 2002-11-05 Matsushita Electric Industrial Co., Ltd. Apparatus of layered picture coding, apparatus of picture decoding, methods of picture decoding, apparatus of recording for digital broadcasting signal, and apparatus of picture and audio decoding
US6275531B1 (en) * 1998-07-23 2001-08-14 Optivision, Inc. Scalable video coding method and apparatus
FI106998B (sv) * 1999-01-15 2001-05-15 Nokia Mobile Phones Ltd Kontroll av bithastigheten i en multimedia-anordning

Also Published As

Publication number Publication date
EP1173028A2 (en) 2002-01-16
EP1173028A3 (en) 2004-01-28
US7072366B2 (en) 2006-07-04
US20030206558A1 (en) 2003-11-06
JP4160278B2 (ja) 2008-10-01
EP1173028B1 (en) 2018-06-27
JP2002100994A (ja) 2002-04-05
FI109393B (sv) 2002-07-15
FI20001674A (sv) 2002-01-15

Similar Documents

Publication Publication Date Title
FI20001674A0 (sv) Förfarande för kodning av mediaström, en skalabel och en terminal
EP1404136A4 (en) BILDCODER, IMAGE DECODER, BILDCODE PROCESS, AND IMAGE DECODING METHOD
EP1404133A4 (en) IMAGE ENCODER, IMAGE DECODER, IMAGE ENCODING METHOD, AND IMAGE DECODING METHOD
FI20001847A0 (sv) Videokodning
DE60123317D1 (de) Kodiersystem und Kodierverfahren
GB2379847B (en) Encoding,decoding and communication method and apparatus
MXPA03006080A (es) Metodo de codificacion y descodificacion de imagenes en movimiento.
DE69932958D1 (de) Verlustfreies Dekodierungsverfahren
AU5886801A (en) Machine readable code and method and device of encoding and decoding the same
AU4880001A (en) Encoding/decoding device and encoding/decoding method
DE69904440D1 (de) Dekodierverfahren, sprachkodiereinheit und netzwerkelement
AU2002249122A1 (en) Method and device for the generation or decoding of a scalable data stream with provision for a bit-store, encoder and scalable encoder
AU2000257047A1 (en) Image encoder and image encoding method
DE60127165D1 (de) Unterschrift-Kodierungsverfahren
FI20001577A (sv) Talkodning
EP1294197A4 (en) METHOD AND DEVICE FOR CODING WITH VARIABLE LENGTH
EP1353517A4 (en) PICTURE INFORMATION PROCESSING AND CODING AND PICTURE INFORMATION DECODING METHOD AND DECODER
HK1067443A1 (en) Sound encoding apparatus and method, and sound decoding apparatus and method
DE60125233D1 (de) Kodierte qam
EE200000688A (et) Infokandja, kodeerimisseade, kodeerimismeetod, dekodeerimisseade ja dekodeerimismeetod
EP1351219A4 (en) LANGUAGE CODING SYSTEM AND LANGUAGE CODING METHOD
EP1345332A4 (en) CODING METHOD AND APPARATUS, DECODING METHOD AND APPARATUS
GB0116039D0 (en) An encoder and method for encoding data
DE60210125D1 (de) Data kodierung
FI20011397A (sv) Förfarande och arrangemang för försäkring av en digital registering med värde, terminal som fungerar i arrangemanget samt tillämpningsprogram som utnyttjar förfarandet