DE69839039D1 - Vorrichtung und verfahren zur skalierung und flickerreduktion mit dynamischer koeffizientengewichtung - Google Patents
Vorrichtung und verfahren zur skalierung und flickerreduktion mit dynamischer koeffizientengewichtungInfo
- Publication number
- DE69839039D1 DE69839039D1 DE69839039T DE69839039T DE69839039D1 DE 69839039 D1 DE69839039 D1 DE 69839039D1 DE 69839039 T DE69839039 T DE 69839039T DE 69839039 T DE69839039 T DE 69839039T DE 69839039 D1 DE69839039 D1 DE 69839039D1
- Authority
- DE
- Germany
- Prior art keywords
- scaling
- dynamic coefficient
- flicker reduction
- coefficient weighting
- weighting
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
- H04N7/0117—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving conversion of the spatial resolution of the incoming video signal
- H04N7/012—Conversion between an interlaced and a progressive signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/46—Receiver circuitry for the reception of television signals according to analogue transmission standards for receiving on more than one standard at will
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
- H04N7/0127—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level by changing the field or frame frequency of the incoming video signal, e.g. frame rate converter
- H04N7/0132—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level by changing the field or frame frequency of the incoming video signal, e.g. frame rate converter the field or frame frequency of the incoming video signal being multiplied by a positive integer, e.g. for flicker reduction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S348/00—Television
- Y10S348/91—Flicker reduction
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/968,372 US6061094A (en) | 1997-11-12 | 1997-11-12 | Method and apparatus for scaling and reducing flicker with dynamic coefficient weighting |
US968372 | 1997-11-12 | ||
PCT/IB1998/001640 WO1999025118A2 (en) | 1997-11-12 | 1998-10-19 | Method and apparatus for scaling and reducing flicker with dynamic coefficient weighting |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69839039D1 true DE69839039D1 (de) | 2008-03-13 |
DE69839039T2 DE69839039T2 (de) | 2009-01-22 |
Family
ID=25514183
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69839039T Expired - Lifetime DE69839039T2 (de) | 1997-11-12 | 1998-10-19 | Vorrichtung und verfahren zur skalierung und flickerreduktion mit dynamischer koeffizientengewichtung |
Country Status (8)
Country | Link |
---|---|
US (1) | US6061094A (de) |
EP (1) | EP0951777B1 (de) |
JP (1) | JP4237272B2 (de) |
KR (1) | KR100549977B1 (de) |
CN (1) | CN1225113C (de) |
DE (1) | DE69839039T2 (de) |
TW (1) | TW401692B (de) |
WO (1) | WO1999025118A2 (de) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6281873B1 (en) * | 1997-10-09 | 2001-08-28 | Fairchild Semiconductor Corporation | Video line rate vertical scaler |
US6281933B1 (en) * | 1997-12-11 | 2001-08-28 | Chrontel, Inc. | Images in interlaced formats: a novel method of scan conversion for video imaging systems |
US6320619B1 (en) * | 1997-12-11 | 2001-11-20 | Intel Corporation | Flicker filter circuit |
JP3681528B2 (ja) * | 1997-12-22 | 2005-08-10 | 株式会社ルネサステクノロジ | グラフィックプロセッサ及びデータ処理システム |
US6348929B1 (en) * | 1998-01-16 | 2002-02-19 | Intel Corporation | Scaling algorithm and architecture for integer scaling in video |
US6346970B1 (en) * | 1998-08-12 | 2002-02-12 | Focus Enhancements, Inc. | Two-dimensional adjustable flicker filter |
US6573905B1 (en) | 1999-11-09 | 2003-06-03 | Broadcom Corporation | Video and graphics system with parallel processing of graphics windows |
ATE267439T1 (de) | 1998-11-09 | 2004-06-15 | Broadcom Corp | Anzeigesystem zur mischung von graphischen daten und videodaten |
US7982740B2 (en) | 1998-11-09 | 2011-07-19 | Broadcom Corporation | Low resolution graphics mode support using window descriptors |
US6661422B1 (en) | 1998-11-09 | 2003-12-09 | Broadcom Corporation | Video and graphics system with MPEG specific data transfer commands |
US6768774B1 (en) * | 1998-11-09 | 2004-07-27 | Broadcom Corporation | Video and graphics system with video scaling |
US6636222B1 (en) | 1999-11-09 | 2003-10-21 | Broadcom Corporation | Video and graphics system with an MPEG video decoder for concurrent multi-row decoding |
US6249617B1 (en) * | 1998-11-16 | 2001-06-19 | Winbond Electronics, Corp. | Video encounter having an integrated scaling mechanism |
US6552749B1 (en) | 1999-01-29 | 2003-04-22 | Intel Corporation | Method and apparatus for video motion compensation, reduction and color formatting |
FR2797979B1 (fr) * | 1999-08-24 | 2002-05-24 | St Microelectronics Sa | Procede et systeme de filtrage anti-scintillement |
US6624816B1 (en) | 1999-09-10 | 2003-09-23 | Intel Corporation | Method and apparatus for scalable image processing |
US6563544B1 (en) * | 1999-09-10 | 2003-05-13 | Intel Corporation | Combined vertical filter for graphic displays |
KR100311480B1 (ko) * | 1999-10-12 | 2001-10-18 | 구자홍 | 영상 포맷 변환 장치 |
US9668011B2 (en) | 2001-02-05 | 2017-05-30 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Single chip set-top box system |
US7136110B2 (en) * | 2000-06-14 | 2006-11-14 | Canon Kabushiki Kaisha | Image signal processing apparatus |
KR100361579B1 (ko) * | 2000-07-12 | 2002-11-18 | 아남반도체 주식회사 | 이미지 스케일러의 화질보정장치 및 화질보정방법 |
US6794242B1 (en) * | 2000-09-29 | 2004-09-21 | Infineon Technologies Ag | Extendible process for improved top oxide layer for DRAM array and the gate interconnects while providing self-aligned gate contacts |
US6870543B1 (en) * | 2001-06-06 | 2005-03-22 | Microsoft Corporation | Reducing fill and improving quality of interlaced displays using multi-sampling |
US6912012B2 (en) * | 2001-07-20 | 2005-06-28 | Texas Instruments Incorporated | Video decoder having lock algorithm that distinguishes between a noisy television signal input and a video recorder signal |
US6678003B2 (en) * | 2002-05-21 | 2004-01-13 | Alcon, Inc. | Image deinterlacing system for removing motion artifacts and associated methods |
US7034887B2 (en) * | 2002-07-15 | 2006-04-25 | Seiko Epson Corporation | Method and apparatus for flicker filtering interlaced display data |
US20040122413A1 (en) * | 2002-12-23 | 2004-06-24 | Kimberly-Clark Worldwide, Inc. | Absorbent article having shaped front and back ears |
US7589788B1 (en) | 2003-02-28 | 2009-09-15 | Intel Corporation | Method and apparatus for video motion compensation, reduction and color formatting |
US7116374B2 (en) * | 2003-08-26 | 2006-10-03 | Koplar Interactive Systems International, L.L.C. | Method and system for enhanced modulation of video signals |
US8063916B2 (en) | 2003-10-22 | 2011-11-22 | Broadcom Corporation | Graphics layer reduction for video composition |
US20080284793A1 (en) * | 2004-04-15 | 2008-11-20 | Young Wayne D | Hue and saturation control module |
US7664175B1 (en) | 2004-06-16 | 2010-02-16 | Koplar Interactive Systems International, L.L.C. | Mark-based content modulation and detection |
US7839454B2 (en) * | 2004-12-13 | 2010-11-23 | Broadcom Corporation | Post-processor design supporting non-flickering interlaced display |
JP2008524888A (ja) * | 2004-12-15 | 2008-07-10 | トムソン ライセンシング | ビデオ画像信号を処理する方法および装置 |
US7941001B1 (en) * | 2005-12-05 | 2011-05-10 | Marvell International Ltd. | Multi-purpose scaler |
JP4909779B2 (ja) * | 2006-04-17 | 2012-04-04 | パナソニック株式会社 | 画像データ転送方法、画像処理装置、及び撮像システム |
CN100512373C (zh) * | 2007-02-13 | 2009-07-08 | 华为技术有限公司 | 一种隔行显示防闪烁方法及装置 |
US8798133B2 (en) * | 2007-11-29 | 2014-08-05 | Koplar Interactive Systems International L.L.C. | Dual channel encoding and detection |
CN111131718B (zh) * | 2019-07-16 | 2021-05-14 | 深圳市艾为智能有限公司 | 一种具有led闪烁补偿功能的多重曝光图像融合方法和系统 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2578859B2 (ja) * | 1987-12-25 | 1997-02-05 | 日本電気株式会社 | テレビジョン信号方式変換装置 |
FI81232C (fi) * | 1988-12-09 | 1990-09-10 | Salora Oy | Foerfarande att aendra en visfrekvens av en videosignal. |
US5019904A (en) * | 1989-12-04 | 1991-05-28 | Campbell Jack J | Scan converter with adaptive vertical filter for single bit computer graphics systems |
EP0575862B1 (de) * | 1992-06-22 | 1998-04-29 | THOMSON multimedia | Verfahren und Vorrichtung zur adaptiven Interpolation |
JP2585957B2 (ja) * | 1992-08-18 | 1997-02-26 | 富士通株式会社 | ビデオデータ変換処理装置とビデオデータ変換装置を有する情報処理装置 |
US5646696A (en) * | 1992-12-23 | 1997-07-08 | Intel Corporation | Continuously changing image scaling performed by incremented pixel interpolation |
KR970009469B1 (ko) * | 1993-06-05 | 1997-06-13 | 삼성전자 주식회사 | 더블스무딩(Double Smoothing) 기능을 갖는 비월/순차주사변환장치 및 그 방법 |
JP2579886B2 (ja) * | 1993-10-29 | 1997-02-12 | 株式会社マキエンタープライズ | パーソナルコンピュータのモニターテレビ出力を家庭用テレビ用に変更する方法 |
KR0123919B1 (ko) * | 1994-02-17 | 1997-11-26 | 구자홍 | 엔코더의 플리커 감소장치 |
US5510843A (en) * | 1994-09-30 | 1996-04-23 | Cirrus Logic, Inc. | Flicker reduction and size adjustment for video controller with interlaced video output |
FI952524A (fi) * | 1995-05-24 | 1996-11-25 | Skyvision Oy | Foerfarande foer begraensning av TV-bilden flimmer |
EP0751682B1 (de) * | 1995-06-30 | 2003-08-13 | Mitsubishi Denki Kabushiki Kaisha | Vorrichtung zur Flimmerreduzierung |
AU7435696A (en) * | 1995-10-13 | 1997-04-30 | Apple Computer, Inc. | Method and apparatus for video scaling and convolution for displaying computer graphics on a conventional television monitor |
US5905536A (en) * | 1997-06-05 | 1999-05-18 | Focus Enhancements, Inc. | Video signal converter utilizing a subcarrier-based encoder |
-
1997
- 1997-11-12 US US08/968,372 patent/US6061094A/en not_active Expired - Lifetime
-
1998
- 1998-10-19 EP EP98946651A patent/EP0951777B1/de not_active Expired - Lifetime
- 1998-10-19 CN CNB988032414A patent/CN1225113C/zh not_active Expired - Fee Related
- 1998-10-19 JP JP52578799A patent/JP4237272B2/ja not_active Expired - Fee Related
- 1998-10-19 DE DE69839039T patent/DE69839039T2/de not_active Expired - Lifetime
- 1998-10-19 WO PCT/IB1998/001640 patent/WO1999025118A2/en active IP Right Grant
- 1998-10-19 KR KR1019997006309A patent/KR100549977B1/ko not_active IP Right Cessation
- 1998-11-25 TW TW087119583A patent/TW401692B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP2001508271A (ja) | 2001-06-19 |
WO1999025118A2 (en) | 1999-05-20 |
CN1225113C (zh) | 2005-10-26 |
JP4237272B2 (ja) | 2009-03-11 |
EP0951777A2 (de) | 1999-10-27 |
US6061094A (en) | 2000-05-09 |
KR100549977B1 (ko) | 2006-02-08 |
DE69839039T2 (de) | 2009-01-22 |
WO1999025118A3 (en) | 1999-07-22 |
KR20000070088A (ko) | 2000-11-25 |
EP0951777B1 (de) | 2008-01-23 |
CN1250570A (zh) | 2000-04-12 |
TW401692B (en) | 2000-08-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: TRIDENT MICROSYSTEMS (FAR EAST) LTD., GRAND CA, KY |
|
R082 | Change of representative |
Ref document number: 951777 Country of ref document: EP Representative=s name: EPPING HERMANN FISCHER, PATENTANWALTSGESELLSCH, DE |
|
R081 | Change of applicant/patentee |
Ref document number: 951777 Country of ref document: EP Owner name: ENTROPIC COMMUNICATIONS, INC., US Free format text: FORMER OWNER: TRIDENT MICROSYSTEMS (FAR EAST) LTD., GRAND CAYMAN, KY Effective date: 20121023 |
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R082 | Change of representative |
Ref document number: 951777 Country of ref document: EP Representative=s name: EPPING HERMANN FISCHER, PATENTANWALTSGESELLSCH, DE Effective date: 20121023 |