WO2010147429A3 - 의사 난수 필터를 이용한 영상 필터링 방법 및 장치 - Google Patents

의사 난수 필터를 이용한 영상 필터링 방법 및 장치 Download PDF

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Publication number
WO2010147429A3
WO2010147429A3 PCT/KR2010/003952 KR2010003952W WO2010147429A3 WO 2010147429 A3 WO2010147429 A3 WO 2010147429A3 KR 2010003952 W KR2010003952 W KR 2010003952W WO 2010147429 A3 WO2010147429 A3 WO 2010147429A3
Authority
WO
WIPO (PCT)
Prior art keywords
pseudo
random number
filtering method
image filtering
number filter
Prior art date
Application number
PCT/KR2010/003952
Other languages
English (en)
French (fr)
Other versions
WO2010147429A2 (ko
Inventor
송학섭
박선미
한우진
Original Assignee
삼성전자 주식회사
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 삼성전자 주식회사 filed Critical 삼성전자 주식회사
Priority to US13/379,088 priority Critical patent/US8687910B2/en
Priority to CN2010800274228A priority patent/CN102804769A/zh
Publication of WO2010147429A2 publication Critical patent/WO2010147429A2/ko
Publication of WO2010147429A3 publication Critical patent/WO2010147429A3/ko

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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
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Apparatus For Radiation Diagnosis (AREA)

Abstract

평탄한(plane) 영역의 블록을 의사 난수 필터를 이용해 필터링함으로써 영상의 부호화, 복호화 과정에서 발생하는 아티팩츠(artifacts)를 제거하는 영상의 필터링 방법 및 장치가 개시된다.
PCT/KR2010/003952 2009-06-19 2010-06-18 의사 난수 필터를 이용한 영상 필터링 방법 및 장치 WO2010147429A2 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US13/379,088 US8687910B2 (en) 2009-06-19 2010-06-18 Image filtering method using pseudo-random number filter and apparatus thereof
CN2010800274228A CN102804769A (zh) 2009-06-19 2010-06-18 使用伪随机数滤波器的图像滤波方法及其设备

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US21862209P 2009-06-19 2009-06-19
US61/218,622 2009-06-19
KR10-2009-0076736 2009-08-19
KR1020090076736A KR101631270B1 (ko) 2009-06-19 2009-08-19 의사 난수 필터를 이용한 영상 필터링 방법 및 장치

Publications (2)

Publication Number Publication Date
WO2010147429A2 WO2010147429A2 (ko) 2010-12-23
WO2010147429A3 true WO2010147429A3 (ko) 2011-04-14

Family

ID=43356944

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2010/003952 WO2010147429A2 (ko) 2009-06-19 2010-06-18 의사 난수 필터를 이용한 영상 필터링 방법 및 장치

Country Status (4)

Country Link
US (1) US8687910B2 (ko)
KR (1) KR101631270B1 (ko)
CN (1) CN102804769A (ko)
WO (1) WO2010147429A2 (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009138938A2 (en) 2008-05-15 2009-11-19 Koninklijke Philips Electronics N.V. Method, apparatus, and computer program product for compression and decompression of an image dataset
US9172924B1 (en) 2011-04-04 2015-10-27 Verint Systems Inc. Systems and methods for sharing encoder output
US9497476B2 (en) * 2013-04-05 2016-11-15 Sharp Kabushiki Kaisha Image decoding apparatus
CA3127704A1 (en) * 2019-01-25 2020-07-30 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods of deblocking filter adaptation
CN113067663B (zh) * 2021-03-23 2023-03-10 海能达通信股份有限公司 一种通信方法、系统及相关设备及存储介质

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030005348A (ko) * 2000-05-15 2003-01-17 노키아 코포레이션 비디오 부호화
KR20050112445A (ko) * 2004-05-25 2005-11-30 경희대학교 산학협력단 예측 부호화/복호화 장치, 예측 부호화/복호화 방법 및 그방법을 수행하는 프로그램이 기록된 컴퓨터 판독가능한기록매체
KR20090015459A (ko) * 2007-08-08 2009-02-12 엘지디스플레이 주식회사 영상 노이즈 제거장치 및 제거방법, 이를 구비한액정표시장치

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4056154B2 (ja) * 1997-12-30 2008-03-05 三星電子株式会社 ２次元連続映像の３次元映像変換装置及び方法並びに３次元映像の後処理方法
JP4626784B2 (ja) * 2000-05-19 2011-02-09 ソニー株式会社 通信装置および通信方法、並びに記録媒体
KR100722596B1 (ko) * 2001-04-19 2007-05-28 가부시끼가이샤 도시바 화상처리방법과 화상처리장치
KR20060090979A (ko) 2003-09-23 2006-08-17 톰슨 라이센싱 영상 위로 잡음 추가 방법
EP1673943A1 (en) 2003-10-14 2006-06-28 Thomson Licensing, S.A. Technique for bit-accurate comfort noise addition
US7346226B2 (en) 2003-12-16 2008-03-18 Genesis Microchip Inc. Method and apparatus for MPEG artifacts reduction
KR101000926B1 (ko) * 2004-03-11 2010-12-13 삼성전자주식회사 영상의 불연속성을 제거하기 위한 필터 및 필터링 방법
US7634151B2 (en) * 2005-06-23 2009-12-15 Hewlett-Packard Development Company, L.P. Imaging systems, articles of manufacture, and imaging methods
KR100947234B1 (ko) * 2006-01-12 2010-03-12 엘지전자 주식회사 다시점 비디오의 처리 방법 및 장치
KR100827091B1 (ko) * 2006-09-29 2008-05-02 삼성전자주식회사 동영상 복호화시 손실 은폐 방법 및 이를 이용한 복호화장치
EP2123051B1 (en) * 2006-12-18 2010-11-10 Koninklijke Philips Electronics N.V. Image compression and decompression
JP5058002B2 (ja) * 2008-01-21 2012-10-24 株式会社豊田中央研究所 物体検出装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030005348A (ko) * 2000-05-15 2003-01-17 노키아 코포레이션 비디오 부호화
KR20050112445A (ko) * 2004-05-25 2005-11-30 경희대학교 산학협력단 예측 부호화/복호화 장치, 예측 부호화/복호화 방법 및 그방법을 수행하는 프로그램이 기록된 컴퓨터 판독가능한기록매체
KR20090015459A (ko) * 2007-08-08 2009-02-12 엘지디스플레이 주식회사 영상 노이즈 제거장치 및 제거방법, 이를 구비한액정표시장치

Also Published As

Publication number Publication date
KR20100136883A (ko) 2010-12-29
US20120141041A1 (en) 2012-06-07
KR101631270B1 (ko) 2016-06-16
CN102804769A (zh) 2012-11-28
US8687910B2 (en) 2014-04-01
WO2010147429A2 (ko) 2010-12-23

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