ATE525860T1 - Verfahren und vorrichtung zur verdeckung eines verlorenen blockes in einem bildübertragungssystem - Google Patents

Verfahren und vorrichtung zur verdeckung eines verlorenen blockes in einem bildübertragungssystem

Info

Publication number
ATE525860T1
ATE525860T1 AT04029464T AT04029464T ATE525860T1 AT E525860 T1 ATE525860 T1 AT E525860T1 AT 04029464 T AT04029464 T AT 04029464T AT 04029464 T AT04029464 T AT 04029464T AT E525860 T1 ATE525860 T1 AT E525860T1
Authority
AT
Austria
Prior art keywords
lost block
image
covering
transmission system
image transmission
Prior art date
Application number
AT04029464T
Other languages
English (en)
Inventor
Kwang-Deok Seo
Original Assignee
Lg Electronics Inc
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 Lg Electronics Inc filed Critical Lg Electronics Inc
Application granted granted Critical
Publication of ATE525860T1 publication Critical patent/ATE525860T1/de

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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
    • H04N19/895—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder in combination with error concealment
    • 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
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • 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
    • H04N19/142—Detection of scene cut or scene change
    • 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
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AT04029464T 2003-12-24 2004-12-13 Verfahren und vorrichtung zur verdeckung eines verlorenen blockes in einem bildübertragungssystem ATE525860T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR20030096868A KR100621005B1 (ko) 2003-12-24 2003-12-24 영상 오류 복구장치 및 방법

Publications (1)

Publication Number Publication Date
ATE525860T1 true ATE525860T1 (de) 2011-10-15

Family

ID=34545909

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04029464T ATE525860T1 (de) 2003-12-24 2004-12-13 Verfahren und vorrichtung zur verdeckung eines verlorenen blockes in einem bildübertragungssystem

Country Status (6)

Country Link
US (1) US7684492B2 (de)
EP (1) EP1549079B1 (de)
JP (1) JP4104593B2 (de)
KR (1) KR100621005B1 (de)
CN (1) CN100562124C (de)
AT (1) ATE525860T1 (de)

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US20050001935A1 (en) * 2003-07-03 2005-01-06 Shinya Kiuchi Image processing device, image display device, and image processing method
KR100692600B1 (ko) * 2005-02-22 2007-03-13 삼성전자주식회사 움직임 추정 장치 및 방법
US20080232477A1 (en) * 2005-09-01 2008-09-25 Koninklijke Philips Electronics, N.V. Method and Device For Coding and Decoding of Video Error Resilience
US7916796B2 (en) * 2005-10-19 2011-03-29 Freescale Semiconductor, Inc. Region clustering based error concealment for video data
KR100771138B1 (ko) * 2005-12-29 2007-10-29 엠텍비젼 주식회사 촬영 장치 및 영상 보정 방법
JP4730183B2 (ja) * 2006-04-17 2011-07-20 株式会社日立製作所 映像表示装置
KR100834625B1 (ko) * 2006-07-27 2008-06-02 삼성전자주식회사 비디오 인코딩 데이터율 제어를 위한 실시간 장면 전환검출 방법
KR100801155B1 (ko) * 2006-08-24 2008-02-05 한양대학교 산학협력단 Ｈ．２６４에서의 저복잡도를 가지는 공간적 에러 은닉방법
US8509313B2 (en) * 2006-10-10 2013-08-13 Texas Instruments Incorporated Video error concealment
KR101490521B1 (ko) * 2007-10-10 2015-02-06 삼성전자주식회사 동영상 부호화 데이터율 제어를 위한 실시간 장면 전환검출 방법, 이를 이용한 영상통화 품질 향상 방법, 및영상통화 시스템
KR100943068B1 (ko) * 2008-02-29 2010-02-18 전남대학교산학협력단 곡선 보간을 이용한 에러복원방법
US20110249127A1 (en) * 2010-04-07 2011-10-13 Cisco Technology, Inc. Estimating Video Quality Corruption in Lossy Networks
US8976873B2 (en) * 2010-11-24 2015-03-10 Stmicroelectronics S.R.L. Apparatus and method for performing error concealment of inter-coded video frames
KR101910110B1 (ko) 2011-09-26 2018-12-31 삼성디스플레이 주식회사 표시 장치 및 그 구동 방법
US9865226B2 (en) * 2014-09-05 2018-01-09 International Business Machines Corporation Image color correction for electronic displays
US10291931B2 (en) * 2016-10-13 2019-05-14 Ati Technologies Ulc Determining variance of a block of an image based on a motion vector for the block
CN107657591A (zh) * 2017-09-05 2018-02-02 维沃移动通信有限公司 一种图像处理方法及移动终端
US10992938B2 (en) * 2018-09-28 2021-04-27 Ati Technologies Ulc Spatial block-level pixel activity extraction optimization leveraging motion vectors
KR102791186B1 (ko) * 2021-12-24 2025-04-07 아진산업(주) 자율주행자동차용 적응형 카메라 시스템
KR102791191B1 (ko) * 2022-11-30 2025-04-07 아진산업(주) 자율주행자동차용 적응형 카메라 시스템 및 이의 카메라 오염 검출 기능의 평가 방법

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05244468A (ja) * 1992-02-28 1993-09-21 Mitsubishi Electric Corp 画像受信装置
US5247363A (en) * 1992-03-02 1993-09-21 Rca Thomson Licensing Corporation Error concealment apparatus for hdtv receivers
US5943444A (en) * 1993-03-31 1999-08-24 Canon Kabushiki Kaisha Image reproducing apparatus
US5621467A (en) * 1995-02-16 1997-04-15 Thomson Multimedia S.A. Temporal-spatial error concealment apparatus and method for video signal processors
KR100197368B1 (ko) 1995-12-23 1999-06-15 전주범 영상 에러 복구 장치
KR100388802B1 (ko) 1998-11-16 2003-10-22 엘지전자 주식회사 오류은폐장치및방법
KR100587280B1 (ko) * 1999-01-12 2006-06-08 엘지전자 주식회사 오류 은폐방법
US7110454B1 (en) * 1999-12-21 2006-09-19 Siemens Corporate Research, Inc. Integrated method for scene change detection
KR100774453B1 (ko) 2001-03-15 2007-11-08 엘지전자 주식회사 인터넷의 실시간 영상 전송을 위한 에러 은닉 방법
US20050033505A1 (en) * 2002-12-05 2005-02-10 Premier Wireless, Inc. Traffic surveillance and report system

Also Published As

Publication number Publication date
KR20050065104A (ko) 2005-06-29
EP1549079A2 (de) 2005-06-29
US7684492B2 (en) 2010-03-23
JP2005192218A (ja) 2005-07-14
JP4104593B2 (ja) 2008-06-18
US20050141622A1 (en) 2005-06-30
EP1549079B1 (de) 2011-09-21
EP1549079A3 (de) 2005-12-21
CN100562124C (zh) 2009-11-18
KR100621005B1 (ko) 2006-09-08
CN1665308A (zh) 2005-09-07

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