KR960040033A - 필름 모드의 순차 주사 변환 - Google Patents
필름 모드의 순차 주사 변환 Download PDFInfo
- Publication number
- KR960040033A KR960040033A KR1019960012866A KR19960012866A KR960040033A KR 960040033 A KR960040033 A KR 960040033A KR 1019960012866 A KR1019960012866 A KR 1019960012866A KR 19960012866 A KR19960012866 A KR 19960012866A KR 960040033 A KR960040033 A KR 960040033A
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- KR
- South Korea
- Prior art keywords
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- 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.)
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Links
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 6
- 230000000750 progressive effect Effects 0.000 title abstract description 6
- 238000000034 method Methods 0.000 claims abstract 5
- 238000003780 insertion Methods 0.000 claims abstract 3
- 230000037431 insertion Effects 0.000 claims abstract 3
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N11/00—Colour television systems
- H04N11/06—Transmission systems characterised by the manner in which the individual colour picture signal components are combined
- H04N11/20—Conversion of the manner in which the individual colour picture signal components are combined, e.g. conversion of colour television standards
- H04N11/22—Conversion of the manner in which the individual colour picture signal components are combined, e.g. conversion of colour television standards in which simultaneous signals are converted into sequential signals or vice versa
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
-
- 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
- H04N7/0112—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level one of the standards corresponding to a cinematograph film standard
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Graphics (AREA)
- Television Systems (AREA)
- Picture Signal Circuits (AREA)
Abstract
Description
Claims (4)
- 원래 필름 상에 생성된 현 영상 필드의 데이타를 전송하는 입력 라인; 가장 최근의 이전 영상 필드에 대한 데이타를 저장하는 제1메모리; 제2 최근 이전 영상 필드에 대한 데이타를 저장하는 제2메모리 ; 움직임 신호가 상기 현 필드와 상기 가장 최근의 이전 필드 사이, 및 상기 가장 최근의 이전 필드와 상기 제2 최근의 이전 필드 사이의 움직임 신호들을 비교함으로써 선택되도록 상기 가장 최근의 이전 필드를 상기 현 필드 및 상기 제 2최근의 이전 필드와 비교하는 프로세서로서, 상기 최소의 움직임 신호는 원래 필름 상에 생성된 상기 데이타의 순차 프레임을 생성시키는데 사용되는 프로세서; 및 이미지로서 영상 데이타의 상기 순차 프레임을 디스플레이하는 공간 광 변조기를 포함하는 것을 특징으로 하는 순차 주사된 디스플레이를 구비한 텔레비젼 시스템.
- 제1항에 있어서, 상기 프로세서는 잡음 효과를 감소시키기 위해 상기 최소의 움직임 신호에 대해 최소 임계값을 설정하도록 동작 가능한 것을 특징으로 하는 순차 주사된 디스플레이를 구비한 텔레비젼 시스템.
- 원래 필름 상에 생성된 비월 방식의 영상 데이타를 순차 주사된 영상 테이타로 변환하는 데이타 변환 방법에 있어서, 가장 최근의 이전 영상 필드와 제 2최근의 이전 영상 필드를 메모리에 저장하는 단계; 현 영상 필드를 수신하는 단계; 상기 현 영상 필드와 상기 가장 최근의 이전 영상 필드 사이, 및 상기 가장 최근의 이전 영상 필드와 상기 제 2최근의 이전 영상 필드 사이의 움직임 신호들을 생성하는 단계; 상기 움직임 신호들을 비교하고 더 작은 크기를 갖는 것을 선택하는 단계; 상기 가장 최근의 이전 필드와의 비교시 가장 작은 움직임 신호를 생성한 상기 필드들 중 어느 것이나 사용하여 상기 가장 최근의 이전 필드에 대해 필드 삽입을 수행함으로써 원래 필름 상에 생성된 상기 영상 데이타로부터 일련의 순차 영상 프레임을 발생시키는 단계; 및 이미지를 생성시키기 위해 공간 광 변조기를 통해 상기 순차 영상 프레임을 디스플레이하는 단계를 포함하는 것을 특징으로 하는 데이타 변환 방법.
- 제3항에 있어서, 상기 이미지에서 잡음 효과를 감소시키기 위해 상기 가장 작은 움직임 신호에 대해 최소 임계값을 설정하는 단계를 더 포함하는 것을 특징으로 하는 데이타 변환 방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/429,254 US5550592A (en) | 1995-04-25 | 1995-04-25 | Film mode progressive scan conversion |
US08/429,254 | 1995-04-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960040033A true KR960040033A (ko) | 1996-11-25 |
KR100412004B1 KR100412004B1 (ko) | 2004-04-09 |
Family
ID=23702472
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019960012866A Expired - Lifetime KR100412004B1 (ko) | 1995-04-25 | 1996-04-25 | 필름모드의순차주사변환 |
Country Status (7)
Country | Link |
---|---|
US (1) | US5550592A (ko) |
EP (1) | EP0740467B1 (ko) |
JP (2) | JP4459311B2 (ko) |
KR (1) | KR100412004B1 (ko) |
CA (1) | CA2174890C (ko) |
DE (1) | DE69618065T2 (ko) |
TW (1) | TW291631B (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100487396B1 (ko) * | 2002-09-10 | 2005-05-03 | 엘지전자 주식회사 | 영화 모드를 지원하는 디지털 티브이 시스템 및 영화 모드지원 방법 |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5703654A (en) * | 1995-06-30 | 1997-12-30 | Nippon Steel Corporation | Video signal encoder |
US6058140A (en) * | 1995-09-08 | 2000-05-02 | Zapex Technologies, Inc. | Method and apparatus for inverse 3:2 pulldown detection using motion estimation information |
GB9703107D0 (en) * | 1997-02-14 | 1997-04-02 | Digital Projection Ltd | Display device |
US6385240B2 (en) | 1997-07-15 | 2002-05-07 | Matsushita Electric Industrial Co, Ltd. | Progressive image signal transmitter, progressive image signal receiver and, medium |
US6141056A (en) * | 1997-08-08 | 2000-10-31 | Sharp Laboratories Of America, Inc. | System for conversion of interlaced video to progressive video using horizontal displacement |
US6262773B1 (en) | 1997-09-15 | 2001-07-17 | Sharp Laboratories Of America, Inc. | System for conversion of interlaced video to progressive video using edge correlation |
US6108041A (en) * | 1997-10-10 | 2000-08-22 | Faroudja Laboratories, Inc. | High-definition television signal processing for transmitting and receiving a television signal in a manner compatible with the present system |
US6014182A (en) | 1997-10-10 | 2000-01-11 | Faroudja Laboratories, Inc. | Film source video detection |
US6111610A (en) * | 1997-12-11 | 2000-08-29 | Faroudja Laboratories, Inc. | Displaying film-originated video on high frame rate monitors without motions discontinuities |
US6157412A (en) * | 1998-03-30 | 2000-12-05 | Sharp Laboratories Of America, Inc. | System for identifying video fields generated from film sources |
US6300964B1 (en) | 1998-07-30 | 2001-10-09 | Genesis Microship, Inc. | Method and apparatus for storage retrieval of digital image data |
US7536706B1 (en) | 1998-08-24 | 2009-05-19 | Sharp Laboratories Of America, Inc. | Information enhanced audio video encoding system |
US6700622B2 (en) * | 1998-10-02 | 2004-03-02 | Dvdo, Inc. | Method and apparatus for detecting the source format of video images |
US6909469B2 (en) * | 1999-08-11 | 2005-06-21 | Silicon Image, Inc. | Interlace motion artifact detection using vertical frequency detection and analysis |
US6867814B2 (en) * | 2000-04-18 | 2005-03-15 | Silicon Image, Inc. | Method, system and article of manufacture for identifying the source type and quality level of a video sequence |
US7647340B2 (en) | 2000-06-28 | 2010-01-12 | Sharp Laboratories Of America, Inc. | Metadata in JPEG 2000 file format |
US6839094B2 (en) * | 2000-12-14 | 2005-01-04 | Rgb Systems, Inc. | Method and apparatus for eliminating motion artifacts from video |
KR100360893B1 (ko) * | 2001-02-01 | 2002-11-13 | 엘지전자 주식회사 | 영상 움직임 보상 장치 및 방법 |
US7375760B2 (en) * | 2001-12-31 | 2008-05-20 | Texas Instruments Incorporated | Content-dependent scan rate converter with adaptive noise reduction |
JP4090764B2 (ja) * | 2002-03-18 | 2008-05-28 | パイオニア株式会社 | 映像信号処理装置 |
GB2396505B (en) * | 2002-12-20 | 2006-01-11 | Imagination Tech Ltd | 3D Vector method of inter-field motion detection |
KR100510670B1 (ko) * | 2003-01-08 | 2005-08-31 | 엘지전자 주식회사 | 디인터레이싱 장치 |
KR100510671B1 (ko) * | 2003-01-08 | 2005-08-31 | 엘지전자 주식회사 | 인터레이스 영상에서의 동일 프레임 검출 장치 |
US20050225671A1 (en) * | 2004-04-09 | 2005-10-13 | Scott Jen | Method of Processing Fields of Images and Related Device for Data Lines Similarity Detection |
US8120703B2 (en) * | 2005-09-08 | 2012-02-21 | Silicon Image/BSTZ | Source-adaptive video deinterlacer |
US8004606B2 (en) * | 2005-09-08 | 2011-08-23 | Silicon Image, Inc. | Original scan line detection |
US7982798B2 (en) * | 2005-09-08 | 2011-07-19 | Silicon Image, Inc. | Edge detection |
WO2008076566A1 (en) | 2006-12-20 | 2008-06-26 | Anchor Bay Technologies, Inc. | Noise cancellation |
US8115866B2 (en) * | 2006-12-29 | 2012-02-14 | Texas Instruments Incorporated | Method for detecting film pulldown cadences |
US20090256958A1 (en) * | 2008-04-11 | 2009-10-15 | Po-Wei Chao | Apparatus for dynamically detecting interlaced image and method thereof |
US8559746B2 (en) * | 2008-09-04 | 2013-10-15 | Silicon Image, Inc. | System, method, and apparatus for smoothing of edges in images to remove irregularities |
CN104702965B (zh) | 2009-02-10 | 2018-01-26 | 美国莱迪思半导体公司 | 块噪声检测和滤波 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4731648A (en) * | 1986-09-29 | 1988-03-15 | Rca Corporation | Interstitial signal generating system |
FR2623040B1 (fr) * | 1987-11-09 | 1990-02-09 | France Etat | Procede et dispositif de traitement de signaux d'image a balayage de trame entrelace |
NL8801347A (nl) * | 1988-05-26 | 1989-12-18 | Philips Nv | Werkwijze en inrichting voor bewegingsdetektie in een geinterlinieerd televisiebeeld verkregen na een filmtelevisie-omzetting. |
US4876596A (en) * | 1988-10-25 | 1989-10-24 | Faroudja Y C | Film-to-video converter with scan line doubling |
US4982280A (en) * | 1989-07-18 | 1991-01-01 | Yves C. Faroudja | Motion sequence pattern detector for video |
EP0498625B1 (en) * | 1991-02-08 | 1995-12-20 | The Grass Valley Group, Inc. | Television special effects generator with progressive scanning and corresponding method |
JPH0817486B2 (ja) * | 1991-03-22 | 1996-02-21 | 株式会社富士通ゼネラル | 動画領域検出回路 |
DE4137404C2 (de) * | 1991-11-14 | 1997-07-10 | Philips Broadcast Television S | Verfahren zur Reduktion von Rauschen |
DE4213551A1 (de) * | 1992-04-24 | 1993-10-28 | Thomson Brandt Gmbh | Verfahren und Vorrichtung zur Film-Mode-Detektion |
US5291280A (en) * | 1992-05-05 | 1994-03-01 | Faroudja Y C | Motion detection between even and odd fields within 2:1 interlaced television standard |
US5398071A (en) * | 1993-11-02 | 1995-03-14 | Texas Instruments Incorporated | Film-to-video format detection for digital television |
-
1995
- 1995-04-25 US US08/429,254 patent/US5550592A/en not_active Expired - Lifetime
-
1996
- 1996-04-24 EP EP96106420A patent/EP0740467B1/en not_active Expired - Lifetime
- 1996-04-24 CA CA002174890A patent/CA2174890C/en not_active Expired - Fee Related
- 1996-04-24 DE DE69618065T patent/DE69618065T2/de not_active Expired - Lifetime
- 1996-04-25 KR KR1019960012866A patent/KR100412004B1/ko not_active Expired - Lifetime
- 1996-04-25 JP JP10534896A patent/JP4459311B2/ja not_active Expired - Fee Related
- 1996-06-21 TW TW085107446A patent/TW291631B/zh active
-
2008
- 2008-02-04 JP JP2008024117A patent/JP2008141791A/ja not_active Abandoned
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100487396B1 (ko) * | 2002-09-10 | 2005-05-03 | 엘지전자 주식회사 | 영화 모드를 지원하는 디지털 티브이 시스템 및 영화 모드지원 방법 |
Also Published As
Publication number | Publication date |
---|---|
KR100412004B1 (ko) | 2004-04-09 |
CA2174890C (en) | 2007-01-02 |
EP0740467A1 (en) | 1996-10-30 |
JP4459311B2 (ja) | 2010-04-28 |
JPH08307837A (ja) | 1996-11-22 |
DE69618065D1 (de) | 2002-01-31 |
JP2008141791A (ja) | 2008-06-19 |
US5550592A (en) | 1996-08-27 |
DE69618065T2 (de) | 2002-07-04 |
EP0740467B1 (en) | 2001-12-19 |
TW291631B (ko) | 1996-11-21 |
CA2174890A1 (en) | 1996-10-26 |
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