KR100263167B1 - 엘씨디 모니터의 해상도 변환장치 - Google Patents
엘씨디 모니터의 해상도 변환장치 Download PDFInfo
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- KR100263167B1 KR100263167B1 KR1019970061839A KR19970061839A KR100263167B1 KR 100263167 B1 KR100263167 B1 KR 100263167B1 KR 1019970061839 A KR1019970061839 A KR 1019970061839A KR 19970061839 A KR19970061839 A KR 19970061839A KR 100263167 B1 KR100263167 B1 KR 100263167B1
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- 230000003321 amplification Effects 0.000 claims abstract description 13
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 13
- 238000006243 chemical reaction Methods 0.000 claims abstract description 9
- 238000013139 quantization Methods 0.000 claims description 6
- 238000004364 calculation method Methods 0.000 claims description 2
- 230000009466 transformation Effects 0.000 abstract description 4
- 239000004973 liquid crystal related substance Substances 0.000 abstract description 2
- 230000001360 synchronised effect Effects 0.000 abstract 2
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000002131 composite material Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G1/00—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/003—Details of a display terminal, the details relating to the control arrangement of the display terminal and to the interfaces thereto
- G09G5/005—Adapting incoming signals to the display format of the display terminal
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformations in the plane of the image
- G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
- G06T3/4084—Scaling of whole images or parts thereof, e.g. expanding or contracting in the transform domain, e.g. fast Fourier transform [FFT] domain scaling
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2340/00—Aspects of display data processing
- G09G2340/04—Changes in size, position or resolution of an image
- G09G2340/0407—Resolution change, inclusive of the use of different resolutions for different screen areas
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/003—Details of a display terminal, the details relating to the control arrangement of the display terminal and to the interfaces thereto
- G09G5/006—Details of the interface to the display terminal
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Liquid Crystal Display Device Control (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
Description
Claims (2)
- LCD 모니터의 화면상에 표시할 영상 신호를 출력함과 동시에 수평/수직 동기신호를 출력하는 컴퓨터 시스템;상기 컴퓨터 시스템에서 입력된 영상 신호의 레벨을 증폭하는 신호 증폭 조절부;상기 신호 증폭 조절부로부터 입력되는 영상 신호를 밝기 제어신호에 따라 레벨을 가변시켜 밝기를 조절하는 클램프;상기 클램프에서 입력된 영상 신호를 디지털 영상 신호로 변환하는 아날로그/디지털 변환기;상기 컴퓨터 시스템에서 입력되는 수평/수직 동기신호의 주파수로 동작 모드를 판단하고 판단한 동작 모드에 따른 해상도를 인식하는 마이크로 컴퓨터; 및상기 마이크로 컴퓨터가 인식한 해상도에 따라 LCD 모니터에 맞는 해상도로 변환시키기 위해 상기 아날로그/디지털 변환기에서 입력되는 영상 신호의 주파수를 DCT 및 역변환하여 LCD 패널에 인가하는 그래픽 제어부로 구성된 것을 특징으로 하는 LCD 모니터의 해상도 변환장치.
- 제 1 항에 있어서, 상기 그래픽 제어부는;상기 아날로그/디지털 변환기로부터 입력되는 영상신호를 양자화 하는 양자화부;상기 양자화부에서 양자화된 데이터를 변환시키는 DCT부;상기 DCT부의 연산결과 생성된 DCT 계수를 조절하여 LCD 모니터가 제공하는 해상도로 조절하는 해상도 조절부; 및상기 해상도 조절부에서 입력된 데이터를 역변환하여 원화상으로 복원하는 IDCT부로 구성된 것을 특징으로 하는 LCD 모니터의 해상도 변환장치.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970061839A KR100263167B1 (ko) | 1997-11-21 | 1997-11-21 | 엘씨디 모니터의 해상도 변환장치 |
US09/197,690 US6181318B1 (en) | 1997-11-21 | 1998-11-23 | Apparatus and method for converting the resolution an image to a resolution of a LCD monitor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970061839A KR100263167B1 (ko) | 1997-11-21 | 1997-11-21 | 엘씨디 모니터의 해상도 변환장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990041265A KR19990041265A (ko) | 1999-06-15 |
KR100263167B1 true KR100263167B1 (ko) | 2000-08-01 |
Family
ID=19525273
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970061839A KR100263167B1 (ko) | 1997-11-21 | 1997-11-21 | 엘씨디 모니터의 해상도 변환장치 |
Country Status (2)
Country | Link |
---|---|
US (1) | US6181318B1 (ko) |
KR (1) | KR100263167B1 (ko) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6300936B1 (en) | 1997-11-14 | 2001-10-09 | Immersion Corporation | Force feedback system including multi-tasking graphical host environment and interface device |
JP3602343B2 (ja) * | 1998-09-02 | 2004-12-15 | アルプス電気株式会社 | 表示装置 |
JP2001042852A (ja) * | 1999-05-21 | 2001-02-16 | Canon Inc | 表示装置、方法及びコンピュータ読み取り可能な記憶媒体 |
KR20010010977A (ko) * | 1999-07-24 | 2001-02-15 | 김영환 | 모니터의 마이크로 컨트롤 유닛 |
JP2002041023A (ja) * | 2000-07-06 | 2002-02-08 | Internatl Business Mach Corp <Ibm> | コンピュータシステム、表示制御装置、ディスプレイ装置、表示制御方法、記憶媒体及びプログラム伝送装置 |
US6823415B1 (en) * | 2000-08-07 | 2004-11-23 | International Business Machines Corporation | All-in-one mobile docking station and system used therewith |
KR20030008358A (ko) * | 2001-07-20 | 2003-01-25 | 엘지전자 주식회사 | 무선 통신을 이용한 비디오 표시 장치 |
US7623114B2 (en) | 2001-10-09 | 2009-11-24 | Immersion Corporation | Haptic feedback sensations based on audio output from computer devices |
US7161580B2 (en) * | 2002-04-25 | 2007-01-09 | Immersion Corporation | Haptic feedback using rotary harmonic moving mass |
US7369115B2 (en) * | 2002-04-25 | 2008-05-06 | Immersion Corporation | Haptic devices having multiple operational modes including at least one resonant mode |
JP4092132B2 (ja) * | 2002-04-26 | 2008-05-28 | Necエレクトロニクス株式会社 | 表示装置 |
US6927754B2 (en) * | 2003-02-06 | 2005-08-09 | Wintek Corporation | Method and apparatus for improving resolution of display unit |
US7280095B2 (en) * | 2003-04-30 | 2007-10-09 | Immersion Corporation | Hierarchical methods for generating force feedback effects |
US20050024380A1 (en) * | 2003-07-28 | 2005-02-03 | Lin Lin | Method for reducing random access memory of IC in display devices |
US7742036B2 (en) * | 2003-12-22 | 2010-06-22 | Immersion Corporation | System and method for controlling haptic devices having multiple operational modes |
JP4647280B2 (ja) * | 2004-10-25 | 2011-03-09 | 株式会社 日立ディスプレイズ | 表示装置 |
JP4849885B2 (ja) * | 2005-12-20 | 2012-01-11 | 株式会社ソニー・コンピュータエンタテインメント | ビデオエンコード装置、ビデオエンコード方法ならびにそれを用いた電子機器 |
CN102159290B (zh) * | 2008-08-11 | 2015-03-25 | 意美森公司 | 一种用于音乐游戏的触觉感知游戏外设 |
Family Cites Families (12)
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US5164831A (en) * | 1990-03-15 | 1992-11-17 | Eastman Kodak Company | Electronic still camera providing multi-format storage of full and reduced resolution images |
US5841430A (en) * | 1992-01-30 | 1998-11-24 | Icl Personal Systems Oy | Digital video display having analog interface with clock and video signals synchronized to reduce image flicker |
US5861869A (en) * | 1992-05-14 | 1999-01-19 | In Focus Systems, Inc. | Gray level addressing for LCDs |
US5544091A (en) * | 1993-03-05 | 1996-08-06 | Casio Computer Co., Ltd. | Circuit scale reduction for bit-serial digital signal processing |
JPH0879782A (ja) * | 1994-08-31 | 1996-03-22 | Nippon Denki Syst Kensetsu Kk | パソコン用動画像処理装置 |
CN1166170C (zh) * | 1994-09-21 | 2004-09-08 | 索尼公司 | 图象控制装置、图象控制系统及图象控制方法 |
JP2726631B2 (ja) * | 1994-12-14 | 1998-03-11 | インターナショナル・ビジネス・マシーンズ・コーポレイション | 液晶表示方法 |
US5694141A (en) * | 1995-06-07 | 1997-12-02 | Seiko Epson Corporation | Computer system with double simultaneous displays showing differing display images |
JP3110991B2 (ja) * | 1995-09-22 | 2000-11-20 | インターナショナル・ビジネス・マシーンズ・コーポレ−ション | 画面表示制御方法及び装置 |
US6067071A (en) * | 1996-06-27 | 2000-05-23 | Cirrus Logic, Inc. | Method and apparatus for expanding graphics images for LCD panels |
US5757338A (en) * | 1996-08-21 | 1998-05-26 | Neomagic Corp. | EMI reduction for a flat-panel display controller using horizontal-line based spread spectrum |
US5790096A (en) * | 1996-09-03 | 1998-08-04 | Allus Technology Corporation | Automated flat panel display control system for accomodating broad range of video types and formats |
-
1997
- 1997-11-21 KR KR1019970061839A patent/KR100263167B1/ko not_active IP Right Cessation
-
1998
- 1998-11-23 US US09/197,690 patent/US6181318B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6181318B1 (en) | 2001-01-30 |
KR19990041265A (ko) | 1999-06-15 |
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