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    「De-Mura」Business

    TOP > 事業内容 > 「ムラ補正」ビジネス（英語）

    • Introduction

    • Technology

    • Product

    • Patent

    • Development of De-Mura related products

      Introduction

      Introduction of Display Solution Division

      At IIX, by applying picture processing and optical processing technology, we develop mura compensation (De-mura) IP, pixel resolution analyzing software and De-mura equipment related products.

      • Development

        Development of total solution for De-mura

        • Picture capturing and analyzing equipment (H/W + S/W)
        • De-mura data high speed generating algorithm
        • Offering De-mura IP or LSI

      • Cases

        Product development result

        • De-mura IP for LCD panel
        • De-mura IP for AMOLED panel
        • De-mura IP for Mini LED/Micro LED panel
        • Mura/luminance analyzer and De-mura equipment for R&D
        • De-mura equipment for mass production

      • Advantage

        Benefit of IIX mura analysis and De-mura

        • Mura compensation with keeping total luminance level and white-level balance of display panel
        • Measuring whole screen display characteristics, and analyzing with pixel-by-pixel resolution
        • Generating De-mura data in short time

        Attention

        Our focus

        • Development of De-mura algorithm for leading edge panel
        • Development of De-mura function integrated DDIC/T-CON (for large, medium or small size AMOLED/Mini-LED/Micro-LED panels, and so on.)
        • Development of Mura analyzing tools to support panel production process improvement

      • Future

        Future development

        • In order to achieve dramatic acceleration of development or improving display quality of high-resolution panel, we will promote our IIX De-mura solution proactively to global companies.

    • What is IIX De-mura Total Solution?

      • IIX provides the De-Mura total solution as shown in the configuration below for OLED / Mini-LED / Micro-LED flat panel display, to compensate luminance mura, color mura and so on, so that the panel manufacturers can get higher quality panel module with lower cost.

        • De-Mura Hardware (IP)
        • De-Mura System (PC, Camera system and De-Mura software)
        • De-Mura Equipment.
        • Mura analyzing tool.
        イクスのムラ補正トータルソリューション

        IIX De-mura total solution has many merits.

        • Can correct luminance mura, color mura and so on with pixel by pixel..
        • Can apply to every flat panel display (e.g. AMOLED / Mini-LED, Micro-LED)
        • Can be applicable for small/mid size panel (for smart phone, notebook PC) to large size panel (for TV, Digital signage).
        • Tact time start from image capturing by camera until completing De-Mura data generation is possible within 10 seconds. (* Tact time depends upon the image capturing conditions.)

      • Effect of IIX De-mura

        イクスのムラ補正の効果

      • IIX Mura Analyzing Tool

        • High speed image capturing (1sec /1picture)
        • Applicable for panel production process control and useful for yield improvement
        ムラ解析ツール

    • Products list of De-mura

      • High Speed Mura Analyzer & De-mura Equipment for R&D

        iXMS-0400 Series

        iXMS-0400

        Outline of the product

        • Analyzing equipment for measuring display characteristics of whole panel and analyzing by pixel with equipping high resolution camera, picture signal generator and capturing/analyzing control system.
        • For medium/small panel, it comes with dark box (mobile frame). For large panel, it comes with tripod for supporting camera in dark environment.

        Feature of the product

        Measuring whole screen luminance characteristics in short time.
        Capturing luminance characteristics of all pixels in one time for each color and each level.

        短時間に測定

        Viewing L-V characteristics of each pixel.

        L-V characteristics of any sub-pixel at the cursor can be displayed.

        Pixel毎のL-V特性を表示・解析

        Various statistical analysis of measured data

        Various type of statistical analysis, including horizontal/vertical mean luminance, or histogram, is available

        測定データの各種統計解析

      • De-mura IP

        iXD8000 Series
        iXD9000 Series

        In order to apply de-mura function with customer’s panel, de-mura IP must be integrated into a semiconductor of customer’s system.

        List of De-mura IP

        Series Name Application Resolution
        iXD8900 OLED Mobile（High-end） 〜4K2K
        iXD8200 OLED Mobile（Low power） 〜4K2K
        iXD8300 OLED IT/Auto Mobile 〜4K2K
        iXD9400 Mini LED/Micro LED 〜4K2K
        Series Name iXD8900
        Applicatione OLED Mobile（High-end）
        Resolution 〜4K2K
        Series Name iXD8200
        Applicatione OLED Mobile（Low power）
        Resolution 〜4K2K
        Series Name iXD8300
        Applicatione OLED IT/Auto Mobile
        Resolution 〜4K2K
        Series Name iXD9400
        Applicatione Mini LED/Micro LED
        Resolution 〜4K2K

      • De-mura equipment for mass-production

        iXMS-0500 Series

        It is the De-mura equipment which supports a consistent De-Mura process from image capturing to De-mura completion for mass production line. Actual equipment specification or design will be consulted with customer depending upon actual mass production line condition.

        Example of De-mura equipment for mass-production line

        量産用ムラ補正装置の例<

        Software for De-mura in mass production line

        Embedded De-mura software in production equipment will be customized depending upon customer’s system.

    • Patent

      II DE-MURA PAT. LIST

      • PAT.No.（JPN） FAMILY PAT.
        Patent 4681033
        Patent 5362753        		 WO2010013753
        ZL200980119693.3
        ZL201410370128.7
        		 PCT
        China
        China
        Patent 6377011 US8,941,742
        I638149
        ZL201510334449.6        		 USA
        Taiwan
        China
        Patent 6243030 WO2016009493A1
        ZL201480076958.7
        US10,015,373
        I653887
        10-2171232
        3171588        		 PCT
        China
        USA
        Taiwan
        Korea
        EU
        Patent 6634392 WO2016125234A1
        WO2016125643A1
        ZL201680007105.7
        US10,145,538
        10-2536259        		 PCT
        PCT
        China
        USA
        Korea
        Patent 6755048 WO2017187827A1
        ZL201780025610.9
        US10,436,637
        I755390
        10-2064695        		 PCT
        China
        USA
        Taiwan
        Korea
        Patent 6445678 WO2018116337A1
        ZL201680003108.3
        US10,750,148
        I633534
        10-2019-0094286        		 PCT
        China
        USA
        Taiwan
        Korea
        Patent 6877052 WO2018146765A1
        ZL201780085693.0
        US10,970,825
        I738962
        10-2172965        		 PCT
        China
        USA
        Taiwan
        Korea
        PAT.No.（JPN） Patent 4681033
        Patent 5362753        		 FAMILY PAT. WO2010013753
        ZL200980119693.3
        ZL201410370128.7
        		 PCT
        China
        China
        PAT.No.（JPN） Patent 6377011 FAMILY PAT. US8,941,742
        I638149
        ZL201510334449.6        		 USA
        Taiwan
        China
        PAT.No.（JPN） Patent 6243030 FAMILY PAT. WO2016009493A1
        ZL201480076958.7
        US10,015,373
        I653887
        10-2171232
        3171588        		 PCT
        China
        USA
        Taiwan
        Korea
        EU
        PAT.No.（JPN） Patent 6634392 FAMILY PAT. WO2016009493A1
        		WO2016125234A1
        WO2016125643A1
        ZL201680007105.7
        US10,145,538
        10-2536259        		 PCT
        PCT
        China
        USA
        Korea
        PAT.No.（JPN） Patent 6755048 FAMILY PAT. WO2017187827A1
        ZL201780025610.9
        US10,436,637
        I755390
        10-2064695        		 PCT
        China
        USA
        Taiwan
        Korea
        PAT.No.（JPN） Patent 6445678 FAMILY PAT. WO2018116337A1
        ZL201680003108.3
        US10,750,148
        I633534
        10-2019-0094286        		 PCT
        China
        USA
        Taiwan
        Korea
        PAT.No.（JPN） Patent 6877052 FAMILY PAT. WO2018146765A1
        ZL201780085693.0
        US10,970,825
        I738962
        10-2172965        		 PCT
        China
        USA
        Taiwan
        Korea

        2024.01.24 Updated