JP2020008859A - Rgbg形式の画像データ表示方法、rgbg形式画像データの色変換方法、表示装置およびプログラム - Google Patents
Rgbg形式の画像データ表示方法、rgbg形式画像データの色変換方法、表示装置およびプログラム Download PDFInfo
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- 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
- G09G3/2003—Display of colours
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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
- G09G3/36—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 liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3622—Control of matrices with row and column drivers using a passive matrix
- G09G3/3629—Control of matrices with row and column drivers using a passive matrix using liquid crystals having memory effects, e.g. ferroelectric liquid crystals
- G09G3/364—Control of matrices with row and column drivers using a passive matrix using liquid crystals having memory effects, e.g. ferroelectric liquid crystals with use of subpixels
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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
- G09G3/36—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 liquid crystals
- G09G3/3607—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 liquid crystals for displaying colours or for displaying grey scales with a specific pixel layout, e.g. using sub-pixels
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- 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
- G09G3/22—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 using controlled light sources
- G09G3/30—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 using controlled light sources using electroluminescent panels
- G09G3/32—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
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- 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
- G09G3/36—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 liquid crystals
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- G09G2300/04—Structural and physical details of display devices
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- G09G2340/00—Aspects of display data processing
- G09G2340/06—Colour space transformation
Abstract
Description
Y=ルマ(luma)
Cb=クロマ青色(chroma blue)
Cr=クロマ赤色(chroma red)
Co=クロマオレンジ色(chroma orange)
Cg=クロマ緑色(chroma green)
Y=ルマ(luma)
Cb=クロマ青色(chroma blue)
Cr=クロマ赤色(chroma red)
Co=クロマオレンジ色(chroma orange)
Cg=クロマ緑色(chroma green)
バッファー17の出力は、復号された後に、列駆動部14内にある列駆動機に伝達され得る。データは、列駆動機の出力に転送されて表示パネル16を駆動する。
12 インターフェース
13 表示装置タイミング制御器
14 列駆動部
15 行駆動部
16 表示パネル
17 バッファー
52 色変換
54 符号化
56 復号
58 逆色変換
Claims (20)
- Y0Y1CoCg形式の入力画像データを受信することと、
前記受信した入力画像データに逆色変換を適用して復号することと、
を含み、
前記復号することは、
Y0、Y1、Co、Cgを使用してR値を決定することと、
Y0、Y1、およびCgとCoとのいずれか一つを使用してG0値を決定することと、
Y0、Y1、Co、Cgを使用してB値を決定することと、
Y0、Y1、およびCgとCoとのいずれか一つを使用してG1値を決定することと、
を含む
RGBG形式の画像データ表示方法。 - R、B、およびG0とG1とのいずれか一つに基づいて第1ルマ(luma)値を決定することと、
R、B、およびG0とG1とのいずれか一つに基づいて第2ルマ(luma)値を決定することと、
第1クロマ(chroma)値を決定することと、
第2クロマ(chroma)値を決定することと、
を含む、RGBG形式画像データの色変換方法。 - 前記第1クロマ値は、クロマオレンジ色値であり、
前記色変換方法は、G0またはG1ではなく、RおよびBに基づいてクロマオレンジ色値を決定することをさらに含む、請求項4に記載の色変換方法。 - 前記第2クロマ値は、クロマ緑色値であり、
前記色変換方法は、R、B、G0およびG1に基づいてクロマ緑色値を決定することをさらに含む、請求項4に記載の色変換方法。 - 前記第1ルマ値、前記第2ルマ値、前記第1クロマ値および前記第2クロマ値は、一つの基本単位に適用される、請求項4に記載の色変換方法。
- 前記第1クロマ値は、クロマ青色値であり、
前記色変換方法は、Rではなく、G0、BおよびG1に基づいてクロマ青色値を決定することをさらに含む、請求項4に記載の色変換方法。 - 前記第1クロマ値は、クロマ赤色値であり、
前記色変換方法は、RまたはBではなく、G0およびG1に基づいてクロマ赤色値を決定することをさらに含む、請求項4に記載の色変換方法。 - 色変換されるY0Y1CoCg形式画像データを臨時保存するメモリと、
前記Y0Y1CoCg形式画像データをRG0BG1形式画像データに変換するデコーダと、
を含み、
前記デコーダは、
Y0、Y1、Co、Cgを用いてR値を決定し、
Y0、Y1、およびCgとCoとのいずれか一つを使用してG0値を決定し、
Y0、Y1、Co、Cgを使用してB値を決定し、
Y0、Y1、およびCgとCoとのいずれか一つを使用してG1値を決定する、表示装置。
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US201862695578P | 2018-07-09 | 2018-07-09 | |
US62/695,578 | 2018-07-09 | ||
US16/179,816 | 2018-11-02 | ||
US16/179,816 US10861405B2 (en) | 2018-07-09 | 2018-11-02 | Color transform for RGBG subpixel format |
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US (1) | US10861405B2 (ja) |
EP (1) | EP3594933B1 (ja) |
JP (1) | JP7420497B2 (ja) |
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CN211743156U (zh) * | 2018-11-06 | 2020-10-23 | 京东方科技集团股份有限公司 | 像素排布结构、显示基板及显示装置 |
CN111243511A (zh) | 2020-02-20 | 2020-06-05 | 京东方科技集团股份有限公司 | 显示装置的驱动方法和驱动器 |
CN111464676A (zh) * | 2020-03-30 | 2020-07-28 | Oppo广东移动通信有限公司 | 显示屏及电子设备 |
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KR20120052739A (ko) * | 2010-11-16 | 2012-05-24 | 삼성전자주식회사 | 디스플레이 구동 장치 및 그것의 영상 데이터 압축 및 복원 방법 |
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JP2008532083A (ja) * | 2005-02-28 | 2008-08-14 | エヌエックスピー ビー ヴィ | 画像データをフレームメモリに一時的に記憶する新たな圧縮フォーマットを用いる新たな圧縮フォーマット及び装置 |
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TWI826482B (zh) | 2023-12-21 |
US20200013327A1 (en) | 2020-01-09 |
KR20200006481A (ko) | 2020-01-20 |
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