CN1162009C - 用于无线传输的自适应数字视频编解码器 - Google Patents

用于无线传输的自适应数字视频编解码器 Download PDF

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Publication number
CN1162009C
CN1162009C CNB998094463A CN99809446A CN1162009C CN 1162009 C CN1162009 C CN 1162009C CN B998094463 A CNB998094463 A CN B998094463A CN 99809446 A CN99809446 A CN 99809446A CN 1162009 C CN1162009 C CN 1162009C
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CN
China
Prior art keywords
wireless telecom
telecom equipment
parameter
signal
video encoder
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Expired - Fee Related
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CNB998094463A
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English (en)
Chinese (zh)
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CN1313009A (zh
Inventor
��١��ǻ���˹
马蒂·乔基米斯
马库斯·哈卡斯特
维萨·伦登
佩特里·查文伦
马科·罗米
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Nokia Oyj
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Nokia Mobile Phones Ltd
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Application filed by Nokia Mobile Phones Ltd filed Critical Nokia Mobile Phones Ltd
Publication of CN1313009A publication Critical patent/CN1313009A/zh
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/147—Communication arrangements, e.g. identifying the communication as a video-communication, intermediate storage of the signals
    • 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
    • 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
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0025—Transmission of mode-switching indication
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving criteria
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Color Television Systems (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
CNB998094463A 1998-08-07 1999-08-05 用于无线传输的自适应数字视频编解码器 Expired - Fee Related CN1162009C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9817292.7 1998-08-07
GBGB9817292.7A GB9817292D0 (en) 1998-08-07 1998-08-07 Digital video coding

Publications (2)

Publication Number Publication Date
CN1313009A CN1313009A (zh) 2001-09-12
CN1162009C true CN1162009C (zh) 2004-08-11

Family

ID=10836933

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB998094463A Expired - Fee Related CN1162009C (zh) 1998-08-07 1999-08-05 用于无线传输的自适应数字视频编解码器

Country Status (10)

Country Link
US (3) US6611674B1 (OSRAM)
EP (1) EP1103143B8 (OSRAM)
JP (1) JP2002522984A (OSRAM)
CN (1) CN1162009C (OSRAM)
AT (1) ATE240023T1 (OSRAM)
AU (1) AU5512199A (OSRAM)
DE (1) DE69907689T2 (OSRAM)
ES (1) ES2198942T3 (OSRAM)
GB (2) GB9817292D0 (OSRAM)
WO (1) WO2000008861A1 (OSRAM)

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Also Published As

Publication number Publication date
DE69907689D1 (de) 2003-06-12
ATE240023T1 (de) 2003-05-15
WO2000008861A1 (en) 2000-02-17
EP1103143B1 (en) 2003-05-07
EP1103143A1 (en) 2001-05-30
US20070120950A1 (en) 2007-05-31
GB2341064A (en) 2000-03-01
AU5512199A (en) 2000-02-28
US7764927B2 (en) 2010-07-27
ES2198942T3 (es) 2004-02-01
GB9817292D0 (en) 1998-10-07
DE69907689T2 (de) 2004-03-18
EP1103143B8 (en) 2003-12-03
US6611674B1 (en) 2003-08-26
CN1313009A (zh) 2001-09-12
JP2002522984A (ja) 2002-07-23
US20040091068A1 (en) 2004-05-13
GB9918671D0 (en) 1999-10-13

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