KR20050058305A - 영상 표시 장치 - Google Patents
영상 표시 장치 Download PDFInfo
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- KR20050058305A KR20050058305A KR1020050035525A KR20050035525A KR20050058305A KR 20050058305 A KR20050058305 A KR 20050058305A KR 1020050035525 A KR1020050035525 A KR 1020050035525A KR 20050035525 A KR20050035525 A KR 20050035525A KR 20050058305 A KR20050058305 A KR 20050058305A
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- 238000001514 detection method Methods 0.000 claims abstract description 43
- 238000000034 method Methods 0.000 claims description 16
- 230000011664 signaling Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 26
- 239000011159 matrix material Substances 0.000 description 26
- 238000006243 chemical reaction Methods 0.000 description 18
- 229920006395 saturated elastomer Polymers 0.000 description 17
- 239000004973 liquid crystal related substance Substances 0.000 description 6
- 230000003321 amplification Effects 0.000 description 5
- 238000003199 nucleic acid amplification method Methods 0.000 description 5
- 230000008030 elimination Effects 0.000 description 4
- 238000003379 elimination reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 230000003907 kidney function Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/10—Packings; Fillings; Grids
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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
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/2092—Details of a display terminals using a flat panel, the details relating to the control arrangement of the display terminal and to the interfaces thereto
- G09G3/2096—Details of the interface to the display terminal specific for a flat panel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2433—Discharge mechanisms for floating particles
- B01D21/2438—Discharge mechanisms for floating particles provided with scrapers on the liquid surface for removing floating particles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/1431—Dissolved air flotation machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/1443—Feed or discharge mechanisms for flotation tanks
- B03D1/1468—Discharge mechanisms for the sediments
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
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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
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
- H04N21/4318—Generation of visual interfaces for content selection or interaction; Content or additional data rendering by altering the content in the rendering process, e.g. blanking, blurring or masking an image region
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/44008—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics in the video stream
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/20—Circuitry for controlling amplitude response
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- 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
- H04N5/57—Control of contrast or brightness
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0238—Improving the black level
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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
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/066—Adjustment of display parameters for control of contrast
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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
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0666—Adjustment of display parameters for control of colour parameters, e.g. colour temperature
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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
- G09G2360/00—Aspects of the architecture of display systems
- G09G2360/16—Calculation or use of calculated indices related to luminance levels in display data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/66—Transforming electric information into light information
- H04N5/70—Circuit details for electroluminescent devices
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Life Sciences & Earth Sciences (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Hydrology & Water Resources (AREA)
- Biotechnology (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Controls And Circuits For Display Device (AREA)
- Television Receiver Circuits (AREA)
- Picture Signal Circuits (AREA)
- Processing Of Color Television Signals (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
Description
Claims (9)
- 입력된 영상 신호에 기초하여 영상을 표시하는 영상 표시 장치에 있어서,상기 영상 신호의 휘도 정보를 검출하는 검출 수단과,상기 영상 신호의 흑 신장 처리를 행하는 흑 신장 수단과,제어 수단을 포함하고,상기 제어 수단은, 상기 검출 수단에서 검출된 상기 휘도 정보에 기초하여, 콘트라스트 조정을 행하고, 또한 상기 콘트라스트 조정된 휘도 정보에 기초하여, 상기 흑 신장 수단을 제어하는 영상 표시 장치.
- 입력된 영상 신호에 기초하여 영상을 표시하는 영상 표시 장치에 있어서,상기 영상 신호의 휘도 정보를 검출하는 검출 수단과,상기 영상 신호의 흑 신장 처리를 행하는 흑 신장 수단과,제어 수단을 포함하고,상기 제어 수단은, 상기 검출 수단에서 검출된 상기 휘도 정보에 기초하여 콘트라스트 조정을 행한 후에 상기 흑 신장 수단을 제어하는 영상 표시 장치.
- 입력된 영상 신호에 기초하여 영상을 표시하는 영상 표시 장치에 있어서,상기 영상 신호의 휘도 정보를 검출하는 검출 수단과,상기 검출 수단에서 검출된 휘도 정보에 기초하여 콘트라스트 조정을 행하는 제1 조정 수단과,상기 제1 조정 수단에서 콘트라스트 조정된 휘도 정보에 기초하여 소정 레벨 이하의 상기 영상 신호의 레벨을 제어하는 제2 조정 수단을 포함하는 것을 특징으로 하는 영상 표시 장치.
- 입력된 영상 신호에 기초하여 영상을 표시하는 영상 표시 장치에 있어서,상기 영상 신호에 포함되는 휘도 정보를 검출하는 검출 수단과,상기 검출 수단에서 검출된 휘도 정보에 기초하여 콘트라스트 조정을 행하는 제1 조정 수단과,소정 레벨 이하의 상기 휘도 신호의 입력에 대하여, 그 출력 레벨을 감소시키는 것에 의해 흑 신장을 행하는 제2 조정 수단을 포함하는 것을 특징으로 하는 영상 표시 장치.
- 제3항 또는 제4항에 있어서,상기 제1 조정 수단은 아날로그 휘도 신호의 게인을 제어하는 것에 의해 콘트라스트 조정을 행하는 것을 특징으로 하는 영상 표시 장치.
- 제3항 또는 제4항에 있어서,상기 제1 조정 수단은 디지털화된 휘도 신호의 게인을 제어하는 것을 특징으로 하는 영상 표시 장치.
- 제3항 또는 제4항에 있어서,상기 제2 조정 수단은 아날로그 휘도 신호에 대하여 흑 신장 처리를 행하는 것을 특징으로 하는 영상 표시 장치.
- 제5항에 있어서,상기 제2 조정 수단은 디지털화된 휘도 신호에 대하여 상기 흑 신장 처리를 행하는 것을 특징으로 하는 영상 표시 장치.
- 제1항 내지 제4항 중 어느 한 항에 있어서,상기 검출 수단은 상기 휘도 정보로서 소정 기간에서의 평균 휘도 레벨 정보와 최대 휘도 레벨 정보를 검출하는 것을 특징으로 하는 영상 표시 장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002104383A JP3783645B2 (ja) | 2002-04-05 | 2002-04-05 | コントラスト調整方法、コントラスト調整回路及びそれを用いた映像表示装置 |
JPJP-P-2002-00104383 | 2002-04-05 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2002-0066074A Division KR100521819B1 (ko) | 2002-04-05 | 2002-10-29 | 콘트라스트 조정 회로 및 그것을 이용한 영상 표시 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050058305A true KR20050058305A (ko) | 2005-06-16 |
KR100627760B1 KR100627760B1 (ko) | 2006-09-25 |
Family
ID=28672284
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2002-0066074A KR100521819B1 (ko) | 2002-04-05 | 2002-10-29 | 콘트라스트 조정 회로 및 그것을 이용한 영상 표시 장치 |
KR1020040098037A KR100566039B1 (ko) | 2002-04-05 | 2004-11-26 | 영상 표시 장치 |
KR1020050035523A KR100627761B1 (ko) | 2002-04-05 | 2005-04-28 | 영상 표시 장치 |
KR1020050035525A KR100627760B1 (ko) | 2002-04-05 | 2005-04-28 | 영상 표시 장치 |
Family Applications Before (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2002-0066074A KR100521819B1 (ko) | 2002-04-05 | 2002-10-29 | 콘트라스트 조정 회로 및 그것을 이용한 영상 표시 장치 |
KR1020040098037A KR100566039B1 (ko) | 2002-04-05 | 2004-11-26 | 영상 표시 장치 |
KR1020050035523A KR100627761B1 (ko) | 2002-04-05 | 2005-04-28 | 영상 표시 장치 |
Country Status (5)
Country | Link |
---|---|
US (6) | US6982704B2 (ko) |
JP (1) | JP3783645B2 (ko) |
KR (4) | KR100521819B1 (ko) |
CN (3) | CN1201569C (ko) |
TW (1) | TWI230551B (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101031665B1 (ko) * | 2008-09-08 | 2011-04-29 | 세이코 엡슨 가부시키가이샤 | 화상 처리 장치, 화상 표시 장치, 화상 처리 방법 및 화상 표시 방법 |
Families Citing this family (56)
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JP3729157B2 (ja) * | 2002-06-25 | 2005-12-21 | ソニー株式会社 | 映像信号処理装置及び方法 |
JP3754965B2 (ja) * | 2003-02-28 | 2006-03-15 | キヤノン株式会社 | 映像表示装置 |
JP4927311B2 (ja) | 2003-08-27 | 2012-05-09 | 株式会社日立製作所 | 映像表示装置、それに用いる表示部駆動回路及び映像表示方法 |
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KR100601654B1 (ko) * | 2004-01-08 | 2006-07-14 | 삼성전자주식회사 | 입력 영상의 화질 개선을 위한 장치 및 방법 |
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JP3783645B2 (ja) | 2006-06-07 |
US20060038760A1 (en) | 2006-02-23 |
US7760213B2 (en) | 2010-07-20 |
CN1901618A (zh) | 2007-01-24 |
CN1201569C (zh) | 2005-05-11 |
CN100429935C (zh) | 2008-10-29 |
KR100627761B1 (ko) | 2006-09-25 |
CN1901618B (zh) | 2010-12-15 |
US20090262245A1 (en) | 2009-10-22 |
US7151535B2 (en) | 2006-12-19 |
KR20050058304A (ko) | 2005-06-16 |
US6982704B2 (en) | 2006-01-03 |
CN1652587A (zh) | 2005-08-10 |
CN1450801A (zh) | 2003-10-22 |
KR100566039B1 (ko) | 2006-03-30 |
KR20030080176A (ko) | 2003-10-11 |
US7227543B2 (en) | 2007-06-05 |
US20030189558A1 (en) | 2003-10-09 |
KR20050004721A (ko) | 2005-01-12 |
US20070115303A1 (en) | 2007-05-24 |
JP2003298974A (ja) | 2003-10-17 |
US7701475B2 (en) | 2010-04-20 |
US20050184981A1 (en) | 2005-08-25 |
KR100627760B1 (ko) | 2006-09-25 |
US7907134B2 (en) | 2011-03-15 |
KR100521819B1 (ko) | 2005-10-17 |
US20090262259A1 (en) | 2009-10-22 |
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