KR100616383B1 - 고 비트 심도 해상도의 디스플레이를 위한 공간-시간적 다중화 - Google Patents
고 비트 심도 해상도의 디스플레이를 위한 공간-시간적 다중화 Download PDFInfo
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- KR100616383B1 KR100616383B1 KR1019990033775A KR19990033775A KR100616383B1 KR 100616383 B1 KR100616383 B1 KR 100616383B1 KR 1019990033775 A KR1019990033775 A KR 1019990033775A KR 19990033775 A KR19990033775 A KR 19990033775A KR 100616383 B1 KR100616383 B1 KR 100616383B1
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/015—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on semiconductor elements having potential barriers, e.g. having a PN or PIN junction
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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
- G09G3/2007—Display of intermediate tones
- G09G3/2044—Display of intermediate tones using dithering
- G09G3/2051—Display of intermediate tones using dithering with use of a spatial dither pattern
- G09G3/2055—Display of intermediate tones using dithering with use of a spatial dither pattern the pattern being varied in time
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- 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
- G09G3/34—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 by control of light from an independent source
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- G—PHYSICS
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- 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
- G09G2320/0271—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping
- G09G2320/0276—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping for the purpose of adaptation to the characteristics of a display device, i.e. gamma correction
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- G—PHYSICS
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- 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
- G09G2340/0428—Gradation resolution change
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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
- G09G3/2007—Display of intermediate tones
- G09G3/2018—Display of intermediate tones by time modulation using two or more time intervals
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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
- G09G3/2007—Display of intermediate tones
- G09G3/2018—Display of intermediate tones by time modulation using two or more time intervals
- G09G3/2022—Display of intermediate tones by time modulation using two or more time intervals using sub-frames
- G09G3/2037—Display of intermediate tones by time modulation using two or more time intervals using sub-frames with specific control of sub-frames corresponding to the least significant bits
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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
- G09G3/2007—Display of intermediate tones
- G09G3/2044—Display of intermediate tones using dithering
- G09G3/2051—Display of intermediate tones using dithering with use of a spatial dither pattern
-
- 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
- G09G3/34—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 by control of light from an independent source
- G09G3/3433—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 by control of light from an independent source using light modulating elements actuated by an electric field and being other than liquid crystal devices and electrochromic devices
- G09G3/346—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 by control of light from an independent source using light modulating elements actuated by an electric field and being other than liquid crystal devices and electrochromic devices based on modulation of the reflection angle, e.g. micromirrors
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
Description
따라서, 디지털 시네마 품질의 화상에 대해서는, 공간 광 변조기가 스위칭 속도의 증가를 필요로 하지 않으면서 10비트 이상의 해상도를 표시할 수 있게 하는 방법이 필요하다.
활성 픽셀 | 패턴의 소스 |
12.5 | 12.5 |
25 | 12.5+12.5 |
25 | |
37.5 | 12.5+25 |
50 | 25+25 |
50 | |
62.5 | 12.5+50 |
12.5+25+25 | |
75 | 25+50 |
87.5 | 12.5+25+50 |
100 | 100 |
0 0 0.0000 0.0000 0.000 0.000 0.00
Claims (5)
- 공간 광 변조기 상에 고 비트 심도 해상도의 화상을 표시하는 방법에 있어서,표시될 해상도의 비트수를 결정하는 단계;각 컬러에 대한 각 프레임에 로딩될 비트 평면의 수를 설정하는 단계;표시될 해상도의 비트 중 선정된 수의 최하위 비트(LSB)를 예약하는 단계;프랙셔널 비트를 제공하도록 기준수를 정의하는 단계;상기 각각의 프랙셔널 비트에 대한 상기 각각의 선정된 수의 LSB와 함께 사용될 공간 패턴 세트를 생성하는 단계;상기 패턴의 랜덤 공간 배치 또는 상기 패턴의 선정된 배치 중 하나를 선택하여 각 프레임의 시작시 상기 패턴을 표시하는 단계; 및상기 픽셀의 강도에 따라서 각 픽셀에 대해 상기 패턴들 중 하나를 결정하는 단계를 포함하는 방법.
- 제1항에 있어서, 상기 선택 단계는 상기 패턴의 랜덤 배치를 선택하는 방법.
- 제1항에 있어서, 상기 선택 단계는 상기 패턴의 선정된 배치를 선택하는 방법.
- 제1항에 있어서, 상기 기준 수를 상기 공간 패턴의 조합에 맵핑하는 단계를 더 포함하는 방법.
- 고 비트 심도 해상도의 디스플레이를 위한 패턴을 생성하도록 실시 가능한 장치에 있어서,패턴 생성의 시작을 지시하는 신호를 수신하여 공간적 및 시간적으로 다중화된 패턴을 생성하도록 실시 가능한 패턴 생성 로직부;상기 패턴의 공간적 시작을 지시하는 난수를 상기 패턴 생성 로직부에 제공하도록 실시 가능한 난수 발생기;상기 패턴 생성 로직부로부터 수신되는 상기 패턴에 기초하여 선택되는 공간 위상을 저장하도록 실시 가능한 프로그래머블 룩업 테이블;프랙셔널 코드를 생성하도록 실시 가능한 회로; 및상기 패턴 생성 로직부로부터의 출력, 상기 프로그래머블 룩업 테이블로부터의 출력 및 상기 프랙셔널 코드에 기초하여 상기 공간적 및 시간적 다중화된 패턴들 중 특정 패턴을 선택하는 로직부를 포함하는 장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9692598P | 1998-08-18 | 1998-08-18 | |
US60/096,925 | 1998-08-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000017334A KR20000017334A (ko) | 2000-03-25 |
KR100616383B1 true KR100616383B1 (ko) | 2006-08-28 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990033775A KR100616383B1 (ko) | 1998-08-18 | 1999-08-17 | 고 비트 심도 해상도의 디스플레이를 위한 공간-시간적 다중화 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6310591B1 (ko) |
EP (1) | EP0981127A1 (ko) |
JP (1) | JP2000075845A (ko) |
KR (1) | KR100616383B1 (ko) |
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JP4369837B2 (ja) * | 2000-03-24 | 2009-11-25 | シャープ株式会社 | 画像処理装置およびそれを備えた画像表示装置 |
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CN1717715A (zh) * | 2002-07-24 | 2006-01-04 | 吉诺彩色技术有限公司 | 高亮度宽色域显示 |
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JP2006208998A (ja) * | 2005-01-31 | 2006-08-10 | Toshiba Corp | 平面表示装置 |
US8442332B2 (en) * | 2006-12-19 | 2013-05-14 | Texas Instruments Incorporated | Bit plane encoding/decoding system and method for reducing spatial light modulator image memory size |
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1999
- 1999-08-09 US US09/370,419 patent/US6310591B1/en not_active Expired - Lifetime
- 1999-08-17 KR KR1019990033775A patent/KR100616383B1/ko not_active IP Right Cessation
- 1999-08-17 EP EP99202669A patent/EP0981127A1/en not_active Withdrawn
- 1999-08-18 JP JP11231876A patent/JP2000075845A/ja not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
JP2000075845A (ja) | 2000-03-14 |
EP0981127A1 (en) | 2000-02-23 |
KR20000017334A (ko) | 2000-03-25 |
US6310591B1 (en) | 2001-10-30 |
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