KR101000718B1 - 윤곽화 감소를 위한 방법 및 시스템 - Google Patents

윤곽화 감소를 위한 방법 및 시스템 Download PDF

Info

Publication number
KR101000718B1
KR101000718B1 KR1020047011454A KR20047011454A KR101000718B1 KR 101000718 B1 KR101000718 B1 KR 101000718B1 KR 1020047011454 A KR1020047011454 A KR 1020047011454A KR 20047011454 A KR20047011454 A KR 20047011454A KR 101000718 B1 KR101000718 B1 KR 101000718B1
Authority
KR
South Korea
Prior art keywords
pixel
span
identified
pixels
pixel value
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
KR1020047011454A
Other languages
English (en)
Korean (ko)
Other versions
KR20040075108A (ko
Inventor
도날드 헨리 윌리스
존 알랜 하우에
Original Assignee
톰슨 라이센싱
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 톰슨 라이센싱 filed Critical 톰슨 라이센싱
Publication of KR20040075108A publication Critical patent/KR20040075108A/ko
Application granted granted Critical
Publication of KR101000718B1 publication Critical patent/KR101000718B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00Image enhancement or restoration
    • G06T5/70Denoising; Smoothing
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00Arrangements for image or video recognition or understanding
    • G06V10/20Image preprocessing
    • G06V10/30Noise filtering
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00Arrangements for image or video recognition or understanding
    • G06V10/20Image preprocessing
    • G06V10/34Smoothing or thinning of the pattern; Morphological operations; Skeletonisation
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00Indexing scheme for image analysis or image enhancement
    • G06T2207/10Image acquisition modality
    • G06T2207/10016Video; Image sequence

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Image Processing (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Image Analysis (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Picture Signal Circuits (AREA)
KR1020047011454A 2002-01-25 2003-01-17 윤곽화 감소를 위한 방법 및 시스템 Expired - Fee Related KR101000718B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/056,595 US6647152B2 (en) 2002-01-25 2002-01-25 Method and system for contouring reduction
US10/056,595 2002-01-25
PCT/US2003/001525 WO2003065293A1 (en) 2002-01-25 2003-01-17 Method and system for contouring reduction

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020107016890A Division KR20100089906A (ko) 2002-01-25 2003-01-17 윤곽화 감소를 위한 방법 및 시스템

Publications (2)

Publication Number Publication Date
KR20040075108A KR20040075108A (ko) 2004-08-26
KR101000718B1 true KR101000718B1 (ko) 2010-12-10

Family

ID=27609300

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020047011454A Expired - Fee Related KR101000718B1 (ko) 2002-01-25 2003-01-17 윤곽화 감소를 위한 방법 및 시스템
KR1020107016890A Ceased KR20100089906A (ko) 2002-01-25 2003-01-17 윤곽화 감소를 위한 방법 및 시스템

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020107016890A Ceased KR20100089906A (ko) 2002-01-25 2003-01-17 윤곽화 감소를 위한 방법 및 시스템

Country Status (10)

Country Link
US (1) US6647152B2 (enExample)
EP (1) EP1468397A4 (enExample)
JP (1) JP4740539B2 (enExample)
KR (2) KR101000718B1 (enExample)
CN (1) CN1307592C (enExample)
BR (1) BR0307078A (enExample)
MX (1) MXPA04007139A (enExample)
MY (1) MY134337A (enExample)
TW (1) TW591936B (enExample)
WO (1) WO2003065293A1 (enExample)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6885383B2 (en) * 2002-03-08 2005-04-26 David Muresan Moving-pixels procedure for digital picture edge-smoothing
EP1387340A1 (en) * 2002-07-30 2004-02-04 Deutsche Thomson-Brandt Gmbh Method and device for processing video data for a display
JP2004078059A (ja) * 2002-08-22 2004-03-11 Rohm Co Ltd 表示装置
JP3877694B2 (ja) * 2003-03-28 2007-02-07 三洋電機株式会社 表示処理装置
US10554985B2 (en) 2003-07-18 2020-02-04 Microsoft Technology Licensing, Llc DC coefficient signaling at small quantization step sizes
US7602851B2 (en) 2003-07-18 2009-10-13 Microsoft Corporation Intelligent differential quantization of video coding
US7738554B2 (en) 2003-07-18 2010-06-15 Microsoft Corporation DC coefficient signaling at small quantization step sizes
US7580584B2 (en) 2003-07-18 2009-08-25 Microsoft Corporation Adaptive multiple quantization
US8218624B2 (en) 2003-07-18 2012-07-10 Microsoft Corporation Fractional quantization step sizes for high bit rates
US7801383B2 (en) 2004-05-15 2010-09-21 Microsoft Corporation Embedded scalar quantizers with arbitrary dead-zone ratios
US7542620B1 (en) * 2004-08-16 2009-06-02 Apple Inc. Robust temporal dithering and filtering
US7675872B2 (en) * 2004-11-30 2010-03-09 Broadcom Corporation System, method, and apparatus for displaying pictures
KR100594738B1 (ko) * 2004-12-28 2006-06-30 삼성전자주식회사 비트 깊이 감소로 인하여 발생된 윤곽선을 제거하기 위한장치
JP4463705B2 (ja) * 2005-03-01 2010-05-19 三菱電機株式会社 画像表示装置、および画像表示方法
US8422546B2 (en) 2005-05-25 2013-04-16 Microsoft Corporation Adaptive video encoding using a perceptual model
KR100627615B1 (ko) * 2005-12-29 2006-09-25 엠텍비젼 주식회사 조정 가능한 임계값을 이용한 노이즈 제거 장치
JP4455513B2 (ja) * 2006-02-13 2010-04-21 三菱電機株式会社 画像処理方法、画像処理装置、及び画像表示装置
KR20070099170A (ko) * 2006-04-03 2007-10-09 엘지.필립스 엘시디 주식회사 데이터 변환장치 및 변환방법과 이를 이용한 영상표시장치의 구동장치 및 구동방법
US8503536B2 (en) * 2006-04-07 2013-08-06 Microsoft Corporation Quantization adjustments for DC shift artifacts
US8130828B2 (en) 2006-04-07 2012-03-06 Microsoft Corporation Adjusting quantization to preserve non-zero AC coefficients
US8059721B2 (en) 2006-04-07 2011-11-15 Microsoft Corporation Estimating sample-domain distortion in the transform domain with rounding compensation
US7974340B2 (en) 2006-04-07 2011-07-05 Microsoft Corporation Adaptive B-picture quantization control
US7995649B2 (en) 2006-04-07 2011-08-09 Microsoft Corporation Quantization adjustment based on texture level
US8711925B2 (en) 2006-05-05 2014-04-29 Microsoft Corporation Flexible quantization
US8269886B2 (en) * 2007-01-05 2012-09-18 Marvell World Trade Ltd. Methods and systems for improving low-resolution video
CN101583970B (zh) * 2007-01-19 2012-07-04 汤姆森许可贸易公司 减小数字图像中的轮廓的方法和设备
US8238424B2 (en) 2007-02-09 2012-08-07 Microsoft Corporation Complexity-based adaptive preprocessing for multiple-pass video compression
US8498335B2 (en) 2007-03-26 2013-07-30 Microsoft Corporation Adaptive deadzone size adjustment in quantization
US8243797B2 (en) 2007-03-30 2012-08-14 Microsoft Corporation Regions of interest for quality adjustments
US7864191B2 (en) * 2007-04-16 2011-01-04 Texas Instruments Incorporated Techniques for efficient dithering
US8442337B2 (en) 2007-04-18 2013-05-14 Microsoft Corporation Encoding adjustments for animation content
US8331438B2 (en) 2007-06-05 2012-12-11 Microsoft Corporation Adaptive selection of picture-level quantization parameters for predicted video pictures
US8189933B2 (en) 2008-03-31 2012-05-29 Microsoft Corporation Classifying and controlling encoding quality for textured, dark smooth and smooth video content
US8897359B2 (en) 2008-06-03 2014-11-25 Microsoft Corporation Adaptive quantization for enhancement layer video coding
US8270498B2 (en) * 2009-03-26 2012-09-18 Apple Inc. Dynamic dithering for video compression
US8860750B2 (en) * 2011-03-08 2014-10-14 Apple Inc. Devices and methods for dynamic dithering
KR102007815B1 (ko) * 2012-12-12 2019-08-07 엘지디스플레이 주식회사 표시장치와 그의 영상데이터 처리방법
US9092856B2 (en) * 2013-10-31 2015-07-28 Stmicroelectronics Asia Pacific Pte. Ltd. Recursive de-banding filter for digital images
CN108322723B (zh) * 2018-02-06 2020-01-24 深圳创维-Rgb电子有限公司 一种色彩失真的补偿方法、装置和电视机

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS605692A (ja) 1983-06-24 1985-01-12 Victor Co Of Japan Ltd 映像信号処理装置
JPS6319982A (ja) * 1986-07-12 1988-01-27 Fujitsu Ltd ビデオプリンタの階調制御方式
US5838298A (en) 1987-02-13 1998-11-17 Canon Kabushiki Kaisha Image processing apparatus and method for smoothing stairway-like portions of a contour line of an image
JP2644491B2 (ja) * 1987-05-18 1997-08-25 キヤノン株式会社 画像処理装置
US5138303A (en) 1989-10-31 1992-08-11 Microsoft Corporation Method and apparatus for displaying color on a computer output device using dithering techniques
JPH03226177A (ja) * 1990-01-31 1991-10-07 Fuji Xerox Co Ltd 階調変換処理装置
US5218649A (en) 1990-05-04 1993-06-08 U S West Advanced Technologies, Inc. Image enhancement system
US5374963A (en) 1990-06-01 1994-12-20 Thomson Consumer Electronics, Inc. Picture resolution enhancement with dithering and dedithering
JPH0490680A (ja) * 1990-08-06 1992-03-24 Oki Electric Ind Co Ltd 画像2値化方法
JPH04165874A (ja) * 1990-10-30 1992-06-11 Canon Inc ディジタル信号処理装置
US5101452A (en) 1990-12-17 1992-03-31 Eastman Kodak Company Apparatus and method for dynamic step quantization
DE69324513T2 (de) 1992-02-11 1999-10-21 Eastman Kodak Co., Rochester System zur Bildherstellung und zugeordnetes Verfahren zur Minimierung von Konturen für ein quantisiertes Digitalfarbbild
JP3222183B2 (ja) * 1992-02-19 2001-10-22 株式会社リコー 画像処理装置
JPH06152992A (ja) * 1992-10-29 1994-05-31 Canon Inc 画像処理方法及び装置
JPH06225179A (ja) * 1993-01-21 1994-08-12 Sony Corp 画像信号用量子化器
JP3361355B2 (ja) * 1993-05-14 2003-01-07 株式会社リコー 画像処理装置
US5651078A (en) * 1994-07-18 1997-07-22 Thomson Consumer Electronics, Inc. Method and apparatus for reducing contouring in video compression
US6147671A (en) 1994-09-13 2000-11-14 Intel Corporation Temporally dissolved dithering
KR100414432B1 (ko) * 1995-03-24 2004-03-18 마츠시타 덴끼 산교 가부시키가이샤 윤곽추출장치
US5579054A (en) * 1995-04-21 1996-11-26 Eastman Kodak Company System and method for creating high-quality stills from interlaced video
JPH0944648A (ja) * 1995-08-01 1997-02-14 Sony Corp 画像処理装置及び画像処理方法
US6040876A (en) 1995-10-13 2000-03-21 Texas Instruments Incorporated Low intensity contouring and color shift reduction using dither
US5777624A (en) 1996-01-02 1998-07-07 Intel Corporation Method and apparatus for eliminating visual artifacts caused by diffusing errors in a decimated video signal
JP4067594B2 (ja) 1996-01-26 2008-03-26 テキサス インスツルメンツ インコーポレイテツド 信号変換回路および入力ワードのデジタル出力ワードへの変換方法
US5835117A (en) * 1996-05-31 1998-11-10 Eastman Kodak Company Nonlinear dithering to reduce neutral toe color shifts
FR2769453B1 (fr) * 1997-10-06 2000-01-07 Telediffusion Fse Procede d'evaluation de la degradation d'une image video introduite par un systeme de codage et/ou de stockage et/ou de transmission numerique
JPH11272228A (ja) * 1998-03-19 1999-10-08 Mitsubishi Electric Corp ディスプレイ駆動装置及びその方法
EP0999265B1 (en) * 1998-03-31 2005-10-12 Bioreal, Inc. Fine algae culture device
US6324310B1 (en) * 1998-06-02 2001-11-27 Digital Persona, Inc. Method and apparatus for scanning a fingerprint using a linear sensor
JP3738574B2 (ja) * 1998-09-18 2006-01-25 富士ゼロックス株式会社 画像情報符号化装置
JP2001036756A (ja) * 1999-07-15 2001-02-09 Canon Inc 画像処理方法及び装置
JP2001136535A (ja) * 1999-08-25 2001-05-18 Fuji Xerox Co Ltd 画像符号化装置および量子化特性決定装置
JP2001092954A (ja) * 1999-09-20 2001-04-06 Matsushita Electric Ind Co Ltd 丸め処理装置

Also Published As

Publication number Publication date
BR0307078A (pt) 2004-12-28
CN1307592C (zh) 2007-03-28
JP2005516260A (ja) 2005-06-02
TW200302662A (en) 2003-08-01
KR20100089906A (ko) 2010-08-12
US20030142878A1 (en) 2003-07-31
US6647152B2 (en) 2003-11-11
KR20040075108A (ko) 2004-08-26
EP1468397A1 (en) 2004-10-20
MXPA04007139A (es) 2004-10-29
JP4740539B2 (ja) 2011-08-03
WO2003065293A1 (en) 2003-08-07
CN1623165A (zh) 2005-06-01
MY134337A (en) 2007-12-31
EP1468397A4 (en) 2017-05-10
TW591936B (en) 2004-06-11

Similar Documents

Publication Publication Date Title
KR101000718B1 (ko) 윤곽화 감소를 위한 방법 및 시스템
US6480630B1 (en) Encoding and decoding different resolution video signals for display on plural units
KR100334360B1 (ko) 디지탈비디오신호처리시스템용온스크린디스플레이장치
RU2128405C1 (ru) Устройство кодирования видеосигнала, представляющего изображения, приемник телевизионного сигнала, включающего данные заголовков и полезные данные в виде сжатых видеоданных
AU2005201366A1 (en) Predictive lossless coding of images and video
KR19990063541A (ko) 오류 정정 부호화 방법 및 장치, 데이터 전송 방법, 수신 방법 및 장치
CN1191655A (zh) Mpeg视频信号处理系统的动画“在屏”显示设备
EP0539155B1 (en) Image transmitting method
KR20140123071A (ko) 안정성 정보 및 트랜션트/확률적 정보의 구별되는 인코딩 및 디코딩
JP2000244935A (ja) 画像データ圧縮方法
US7830968B1 (en) Apparatus for providing a video lip sync delay and method therefore
US6755531B2 (en) Motion picture code evaluator and billing system
KR101075969B1 (ko) 비디오 시퀀스 내에서 에러 전달을 예방하기 위한 방법 및 장치
KR100768682B1 (ko) 픽셀 데이터 버퍼링을 위한 방법 및 시스템
US20060093037A1 (en) Device and method for decoding and digital broadcast receiving apparatus
KR19990049348A (ko) 움직임 벡터를 이용한 프레임 율(frame rate) 변환장치와 방법.
JP4674593B2 (ja) 画像符号化装置
MXPA00000345A (en) A system for forming and processing program map information suitable for terrestrial, cable or satellite broadcast

Legal Events

Date Code Title Description
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

PN2301 Change of applicant

St.27 status event code: A-3-3-R10-R13-asn-PN2301

St.27 status event code: A-3-3-R10-R11-asn-PN2301

A201 Request for examination
AMND Amendment
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

E601 Decision to refuse application
PE0601 Decision on rejection of patent

St.27 status event code: N-2-6-B10-B15-exm-PE0601

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

A107 Divisional application of patent
AMND Amendment
E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

J201 Request for trial against refusal decision
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0104 Divisional application for international application

St.27 status event code: A-0-1-A10-A18-div-PA0104

St.27 status event code: A-0-1-A10-A16-div-PA0104

PJ0201 Trial against decision of rejection

St.27 status event code: A-3-3-V10-V11-apl-PJ0201

PB0901 Examination by re-examination before a trial

St.27 status event code: A-6-3-E10-E12-rex-PB0901

B701 Decision to grant
PB0701 Decision of registration after re-examination before a trial

St.27 status event code: A-3-4-F10-F13-rex-PB0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U12-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

FPAY Annual fee payment

Payment date: 20131119

Year of fee payment: 4

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

FPAY Annual fee payment

Payment date: 20141126

Year of fee payment: 5

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

FPAY Annual fee payment

Payment date: 20151118

Year of fee payment: 6

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 6

FPAY Annual fee payment

Payment date: 20161123

Year of fee payment: 7

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 7

FPAY Annual fee payment

Payment date: 20171117

Year of fee payment: 8

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 8

R17-X000 Change to representative recorded

St.27 status event code: A-5-5-R10-R17-oth-X000

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 9

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R14-asn-PN2301

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R14-asn-PN2301

PC1903 Unpaid annual fee

St.27 status event code: A-4-4-U10-U13-oth-PC1903

Not in force date: 20191207

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

PC1903 Unpaid annual fee

St.27 status event code: N-4-6-H10-H13-oth-PC1903

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 20191207