TW200529143A - Method and device for processing video data by using specific border coding - Google Patents

Method and device for processing video data by using specific border coding Download PDF

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Publication number
TW200529143A
TW200529143A TW094100311A TW94100311A TW200529143A TW 200529143 A TW200529143 A TW 200529143A TW 094100311 A TW094100311 A TW 094100311A TW 94100311 A TW94100311 A TW 94100311A TW 200529143 A TW200529143 A TW 200529143A
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Taiwan
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video
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TW094100311A
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English (en)
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Sebastien Weitbruch
Cedric Thebault
Carlos Correa
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Thomson Licensing Sa
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Publication of TW200529143A publication Critical patent/TW200529143A/zh

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    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control 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
    • G09G3/2007Display of intermediate tones
    • G09G3/2044Display of intermediate tones using dithering
    • G09G3/2051Display of intermediate tones using dithering with use of a spatial dither pattern
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control 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
    • G09G3/22Control 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
    • G09G3/28Control 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 luminous gas-discharge panels, e.g. plasma panels
    • G09G3/288Control 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 luminous gas-discharge panels, e.g. plasma panels using AC panels
    • G09G3/291Control 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 luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control 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
    • G09G3/2007Display of intermediate tones
    • G09G3/2018Display of intermediate tones by time modulation using two or more time intervals
    • G09G3/2022Display of intermediate tones by time modulation using two or more time intervals using sub-frames
    • G09G3/2029Display of intermediate tones by time modulation using two or more time intervals using sub-frames the sub-frames having non-binary weights
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control 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
    • G09G3/22Control 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
    • G09G3/28Control 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 luminous gas-discharge panels, e.g. plasma panels
    • G09G3/2803Display of gradations
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control 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
    • G09G3/22Control 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
    • G09G3/28Control 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 luminous gas-discharge panels, e.g. plasma panels
    • G09G3/288Control 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 luminous gas-discharge panels, e.g. plasma panels using AC panels
    • G09G3/291Control 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 luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes
    • G09G3/292Control 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 luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes for reset discharge, priming discharge or erase discharge occurring in a phase other than addressing
    • G09G3/2925Details of priming
    • GPHYSICS
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    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control 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
    • G09G3/22Control 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
    • G09G3/28Control 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 luminous gas-discharge panels, e.g. plasma panels
    • G09G3/288Control 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 luminous gas-discharge panels, e.g. plasma panels using AC panels
    • G09G3/291Control 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 luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes
    • G09G3/294Control 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 luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes for lighting or sustain discharge
    • G09G3/2946Control 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 luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes for lighting or sustain discharge by introducing variations of the frequency of sustain pulses within a frame or non-proportional variations of the number of sustain pulses in each subfield
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control 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
    • G09G3/22Control 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
    • G09G3/28Control 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 luminous gas-discharge panels, e.g. plasma panels
    • G09G3/288Control 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 luminous gas-discharge panels, e.g. plasma panels using AC panels
    • G09G3/296Driving circuits for producing the waveforms applied to the driving electrodes
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/02Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00Command of the display device
    • G09G2310/02Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0232Special driving of display border areas
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00Control of display operating conditions
    • G09G2320/02Improving the quality of display appearance
    • G09G2320/0209Crosstalk reduction, i.e. to reduce direct or indirect influences of signals directed to a certain pixel of the displayed image on other pixels of said image, inclusive of influences affecting pixels in different frames or fields or sub-images which constitute a same image, e.g. left and right images of a stereoscopic display
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00Control of display operating conditions
    • G09G2320/02Improving the quality of display appearance
    • G09G2320/0238Improving the black level
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00Aspects of the architecture of display systems
    • G09G2360/16Calculation or use of calculated indices related to luminance levels in display data

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Power Engineering (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Control Of Gas Discharge Display Tubes (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)

Description

200529143 九、發明說明: 【發明所屬之技術領域】 本發明係關於要在顯示幕上顯示的視頻資料處理方法, 其步驟為,提供該視頻資料具有視頻位準,選自預定數之視 f位對應碼字組’將顧定數涵辦編碼;按照 该碼字組把該顯示幕的中央面積之圖元照明。 …、 此外,本發明係關於視頻資料之相對應處理裝 【先前技術】
、佳甘最近世代的CRT顯示器’已進行過許多作業,以改 ,/、圖像品質。因此,像電漿等新技術必須提供至少可 或甚至勝過標準CRT技術之圖像品質。對tv消費者而2、 ^對比是指定顯示器高度主觀性圖像品f之—項主要因^ ^對比的定義是,螢幕最大光度(峰值—白色)盘里色 S成於今娜顯示面板(PDP)上’對比值遜於、CRT 此項限制因二項因素而定: _ —螢幕亮度受到面板效率的限制,對指定功率消紅而 二,-般較CRT為低。細,在近林PDP效率已 改進,有利於對比。 寺’ -PDP螢幕的黑色位準不像CRT全暗。上 ί2訊號顯示時,也會發射背光°為了晶格的成功查寫, -ΪΪΪ需ΐ一種預激磁’形成規則性起動訊號,展示全部 對比之比率_。此郷低大部份在暗室環軸可 $ 不視c家庭電影丨>0-)的王女頂沅。. 」展 錄就回應保真和起動之要旨詳述如下。 =直1C且此面板有優良的均勾性11圖表示在有Ξ …保/、問姻PDP上顯示的白頁。回應保真問題以具有^多 200529143 ίϊ的晶格誤激發形式純。此等晶格需要更多時間可用於 對指真導式在:標準-並 實際十’市上已有二種起動方式: —高S動义生目較/背光⑷如。.8感2),有很
率較低。f 先(例如αι cd/m”,但效 致很差的項起動用於各W 動」為少。ίG 總1產生的光,比單一「硬起 有-:=動1未知適時,情況不同,因為需要每副場 述。 了猎寫馬構想之敢適化而達成,見下段所 幅起始進行—次3 早—「軟起動·^冓想,只在圖 ;動_,伽念是使用 + 一ϊιρ> .....’、八 一種 人成?r. #Α |,俩处—_ 日0 副場之書寫(串級效應)。第2圖表示此 重ii場碼的情況下,利用分析最後副場(最 同碼字_的電)喂曰曰寫iL電之顏動。分別藉波封曲線展示二不 予、、且用的錄晶格内’最後副場書寫放電之靜態分佈。 200529143 g種情況下,只有在圖幅起始時(圖上未示)之—次起動 在第一種情況下,所用碼字細 ?動P到最後副場(MSB)有良好串 分佈充分集巾,完全發生在展純寫,電的 内。意即書寫過程可在定址期内進行。t丨線之hl叩 古ΐ—種航τ,所料字組(MG___)科 此,右此奎宜Uii皮封所不分佈於較長時間期限。因 i+i ίίΡ? + 疋在定址期後進行。在此情況下,定址要 、士予,夕日守間,以求可接受的回應保真。 設始作用’在整個圖幅之=野 义副:周圍的能量集中,此最具關鍵,以確保 :ΐ小=提3門:ίί照明的副場間之時間延遲應保.ί 級效應。響,並從產生以起動開始的最適串 種方Γ 二不同的副場組織把視頻位準33編碼的各 J方J。視副场的組織’對視頻值即有一或以上的編碼3 門。ί圖左侧所示二進碼引起二副場「開」之間的大= :,需ΐ多影像5低副場内能量不集中。ΐ 碼,址時間。第3圖右侧展示的冗贅 200529143 第4圖表示所用寫碼例 冗贅寫碼)。於此圖示的圖^起說明(11副場 施持續脈衝之時間期限。各2:時按= 作業重製。 豕、、°束時,電漿晶袼利用抹除 人輩然Lii實驗已顯示在某些情況下,即使SOL賴、 合早軟起動」,也不足以提供完美的因岸L規乾組 以下證明本發明之特殊mm。 下出現,例如在題只在—些情況 所不。當_數增加時,在 ^5圖 題。然而,不會以均勻方式屮银f界Ϊ現右干回應保真問 受到干擾。 ,但只有部份特殊視頻位準 【發明内容】 法4=除在於提供視頻資料之處理方 料處幕上顯示的視頻資 2的視頻位準二 =====自預 以及只用該碼字組;中在===,: =那些碼字組’把該顯示幕中央區周圍的邊界區内:: 處卜發明又提供要在顯示幕上縣的視頻資料 頻位準,選自預定數的視頻位準;編碼具有凝 :;字視=加以 機構只用該碼字在碼字^ 200529143 那些碼字組’把該顯示幕中央區周圍的邊界區内之圖元 二個二進1之間具有二進0的碼字組,宜不用來照明 tr °因此’顯示幕「開」的晶格不會污染「關」的周圍 日白 、相當於未用碼字組的視頻位準,可利用抖色法再製作。 。’每—視頻位準都可_暫時域開關較高視頻 在較佳具體财,财—定位元值的部份碼字組
的圖像之功率位準測定。由於娜晶 H 的功率位準而定’故視頻位準的寫碼宜適應功率位準_ 組最被測ΐ具有一定位元值的部份碼字組,包含碼字 碼此’尤其是不用於對視頻位準寫碼的那些 :、、、,/、问位準副場係輪流開和關。因此,按昭古# $ Γ 關」的相鱗晶格。 1个霄木 ,界問題朝顯示幕中心減少。所以,邊界 干4面積,其中無用的碼字組逐步減少 、二成右 而右干副面積之第二,係利用具有一 J “、、 J用部份_字組_ ’射第二可_ 可 $一可選用部份,或至少其一部份,或御货一子組之 同。在較佳具體例中,位元值用指不 可從碼字組最重要位元起變化。^軸部份之長度, 丨·貧施方式i 不同 茲就附圖所示本發明具體例詳細說明如 本發明係基於日膽酸結構,其中心缝 。詳言之,電漿面板係由二玻璃板(針、1界面積有所 枝—起,其頂面有電極(前板為水平透明:g為| 200529143 ^金屬性電極)。各種電漿晶格(紅、綠、藍點)以且有—定 咼度的所謂障壁肋條為界。此高度通常亦界定二板間之距 ?二1基本構想如第6圖所示,用於PDP密封。肋條和配置 在電=面板邊界的密封間有高度差。誠然,為具有完美 =密封需高出祕。在另-侧’此項高度的精密性於今 很精細,亦視密封過程而定。誠然,於此過程中,密封合 ^化。密封過程的結果如第1 _^在螢幕中間(遠^ 封)’晶格完全封閉,而在螢幕邊界,接近密封,晶格開啟。 此項幾何形狀態,對面板回應保真有強烈衝擊,盆β 對很活躍的圖像(有許多持續的圖像)。 疋 在引言部份裡,展示的構想是在最適編碼情況下 =一單次灿作業。以具有有限的最大白色值(例如 cd/m ’大約150次持續)的全白圖像而言,此項單次起 業很好’在如此情況下’由於軟起動發光在〇1 c·2以 在暗室内的對比比率在1000 : 1以上。 然而’如第5圖所示,當持續脈衝數成長時,最 遭遇回應保真_,例如在PDP邊界的水平灰度情況 : 驗此等回應保真問題’螢幕的伸縮部份如帛8圖所示。方 是利用從®元值m至圖元值176藉輪流數值 ς 渡加以實現。使用下列副場碼·· ^ 1 -2-3-5-8-12-18-24-31 -40-50-61 第8圖表示回應保真問題,在實施例中位於與不 緊鄰之晶格。易言之,若數值17〇的晶格緊 : 數值176,則二晶格都有問題。 …疋野用) 為瞭解_的賴,細:藝 較。比較如第9圖所示,其差異在第7和8位元。…力〜丨 如今’為明瞭更多關於問題的原因,榮幕之另 份如第1G,所示。由此圖可知晶格都無問題。第1() 碼字組之比較’如第n圖所示。差異出現在第2和第3位 200529143 元 回肩伴ϋ ΐΐ為南視頻位準圖像,在服邊界出現的 到_的切換開/關。誠然,以第8圖 場:寻見頻值170 * 176間之差異,位於副 位在LSB。、、’以第1〇圖表示無假相所展示情況,差異只 然,:問題連結到上述情形··開啟晶格在 PDP邊界。誠 二、,虽開啟格有某副場打「開」時,會污 郯晶格(比較第13圖)。由第12圖可-目睁缺,關閉曰格产 況並Ϊ二:f,,「開」不會影響「關上相鄰‘ 晶格。Si ^示1當晶格開啟時’會有電荷移動至相鄰 而’當相鄰晶格放之移肖失。然 到為叉巧染晶格的其次副場書寫。 苜丁谡 起動一程度’可藉應用起動作業解決,因為 重置作用,能抑制污染性電荷。為此,在ερ_α-ι 持2 t 所述之此構想是基於限度△,展示無起動之最多 t此引起進化她數。鋒,此亦會降低最大可行之暗室對 為進一步減少起動總量,本發明擬議 媽字組’故像第5 _示臨界情況不再發生。心界心 先決料均轉料加《料。此 對各種主動顯示器而言,更大峰值光度也相當於 ^牛内流動的更高功率。所以,若不加以特別管理 組件效率的峰值光度之增進’會引起功率消耗增加\ 值白色增進關聯的每一種功率管理構想背後之主要概念'、 200529143 係,於圖像内容的峰值光度之變化,以便將功率消耗穩定在 澈此即第14圖所示。此項構想得以避娜原供λ器的 ΐ,指定圖像之最大對比。以像crt之類比顯示 二ϊγ/*管理是基於所謂mm魏(平均光束電流限 ϋ糸利用類比機構實施,並以常常在rc階段測量的平 為函數’減少視頻增益。以電麵示器而古,光声 為免電漿的功率供應器超載,持續數可葙 S 二Τ樣續),導崎低自色歧 ^右)。此決定功率消耗(例如綱) , 荷降低(例如只有小月的夜’在0%以的電 而不f加功率消耗。如此只能增進對人眼的^匕 統。影像能量(apl)可透過如下函數計办準媲美類比系 A鳴,•㈣(xy) 其中ifc,)代表要顧示之圏像,c 、 行數。則對每—可能之APL值,要使用」的襄厲像之横 由於只有整數_可用,耻騎數固定。 此正如第16 狀妣鮮數有限。 S3芩,2副場 „題情況;的持。若考慮到 -為之副場,如第Π圖,。顯示回應⑽= 200529143
灰色標示。以EP-A-I 的副場。然而,按照本案等f,=此場代表要起動 在需要修舞的時刻,對顯示錦只能
起動it if飾新構想的其他重要層面是,鱼先 ίΐίΐί=°誠然’二項構想可分開利用?i S 18圓表示標準面積===== 。第 —使用唯-邊界面積,有單-限度△,用::二 制(第18圖左側)。 用於碼子組限 -=複數邊界面積,各有獨立限度 中Δ1<Δ2<Δ3,因污染位準 錐其 而遞減(第18圖右側)。 動離開螢幕邊界 於此重點是注意到邊界面積真小 份(例如只有螢幕的4%)。 个代表勞幕的主要部 兹詳細碼字組限制的基本構想 面積的情況而言,可利用第]6圖為飢=== 複數邊界 △2,Δ3所界定之例。選用下述限度值:/°和二種限度△】, △ 1=55 △ 2=90 Δ 3-·*·] 20 事實上,此等數值係透過在面板位準測量所得 此構想背後的主要概念是,對關鍵性副I昜林^ 之間插人〇。易言之’在現有碼字止在二個1 到抑制。在下表内可以找到上述Γ-2 3的5^1,關鍵性者受 Ζ各13〈9-25-32-4(Μ9- 13 200529143 58,以及為所有面積之受抑制碼字組所用副場序列之標準編 碼表。 表:三種邊界面穑之寫磁
視頻値 碼字組標準 δ3用之碼字組 △2用之碼字組 島用之碼字組 0 000000000000 000000000000 000000000000 000000000000 1 100000000000 100000000000 100000000000 100000000000 2 010000000000 010000000000 010000000000 010000000000 3 110000000000 110000000000 110000000000 110000000000 4 101000000000 101000000000 101000000000 101000000000 5 011000000000 011000000000 011000000000 011000000000 6 111000000000 111000000000 111000000000 111000000000 7 010100000000 010100000000 010100000000 010100000000 8 ,110100000000 110100000000 110100000000 110100000000 9 101100000000 101100000000 101100000000 101100000000 10 011100000000 011100000000 011100000000 011100000000 11 111100000000 111100000000 111100000000 111100000000 12 101010000000 101010000000 101010000000 101010000000 13 011010000000 011010000000 011010000000 011010000000 14 111010000000 111010000000 111010000000 111010000000 15 010110000000 010110000000 010110000000 010110000000 16 110110000000 110110000000 110110000000 110110000000 17 101110000000 101110000000 101110000000 101110000000 18 011110000000 011110000000 011110000000 011110000000 19 111110000000 111110000000 111110000000 111110000000 20 010101000000 010101000000 010101000000 010101000000 21 110101000000 110101000000 110101000000 110101000000 22 101101000000 101101000000 101101000000 101101000000 23 011101000000 Oil 101000000 011101000000 011301000000 24 111101000000 111101000000 111101000000 111101000000 25 101011000000 101011000000 101011000000 101011000000 26 011011000000 011011000000 011011000000 -.011011000000 27 111011000000 111011000000 111011000000 111011000000 28 ' I 0101ί1000000 Οί0111000000 010111000000 0101ϋ000000 29 110111000000 110111000000 110111000000 110111000000 30 101111000000 101111000000 101111000000 101111000000 31 011111000000 011111000000 011111000000 011111000000 32 111111000000 111111000000 111111000000 111111000000 33 111010100000 111010100000 111010100000 ΧΧΧΧΧΧΧΧΧΧΧΧ 34 010110100000 010110100000 010110100000 ΧΧΧΧΧΧΧΧΧΧΧΧ 14 200529143
35 110110100000 110110100000 110110100000 xxxxxxxxxxxx 36 101110100000 101110100000 101110100000 xxxxxxxxxxxx 37 011110100000 011110100000 011110100000 xxxxxxxxxxxx 38 111110100000 111110100000 111110100000 xxxxxxxxxxxx 39 010101100000 010101100000 010101100000 010101100000 40 110101100000 110101100000 110101100000 110101100000 41 101101100000 101101100000 101101100000 101101100000 42 011101100000 011101100000 011101100000 011101100000 43 111101100000 111101100000 111101100000 111101100000 44 101011100000 101011100000 101011100000 101011100000 45 011011100000 011011100000 011011100000 011011100000 46 111011100000 111011100000 111011100000 111011100000 47 010111100000 010111100000 010111100000 010111100000 48 110111100000 110111100000 110111100000 110111100000 49 101111100000 101111100000 101111100000 101111100000 50 011111100000 011111100000 011111100000 011111100000 51 111111100000 111111100000 111111100000 111111100000 52 111011010000 111011010000 xxxxxxxxxxxx xxxxxxxxxxxx 53 010111010000 010111010000 xxxxxxxxxxxx xxxxxxxxxxxx 54 110111010000 110111010000 xxxxxxxxxxxx xxxxxxxxxxxx 55 101111010000 101111010000 xxxxxxxxxxxx xxxxxxxxxxxx 56 011111010000 011111010000 xxxxxxxxxxxx xxxxxxxxxxxx 57 111111010000 111111010000 xxxxxxxxxxxx xxxxxxxxxxxx 58 111010110000 111010110000 111010110000 xxxxxxxxxxxx 59 010110110000 010110110000 010110110000 xxxxxxxxxxxx 60 110110110000 110110110000 110110110000 xxxxxxxxxxxx 61 101110110000 101110110000 101110110000 xxxxxxxxxxxx 62 011110110000 011110110000 011110110000 xxxxxxxxxxxx 63 111110110000 111110110000 111110110000 xxxxxxxxxxxx 64 0101 Oil 10000 010101110000 oioiomoooo oiojomoooo 65 110101110000 110101110000 110101110000 110101110000 66 101101110000 101101110000 101101110000 101101110000 67 011101110000 011101110000 011101110000 011101110000 丨68 111101110000 111101110000 111101110000 111101110000 ;: 69 丨…! 10⑽0 ]〇]Oil!!〇000 10KH i n 0000 101GM 110000 70 011011110000 011011110000 011011110000 011011110000 71 111011110000 111011110000 111011110000 111011110000 72 010111110000 010111110000 010111110000 010111110000 73 110111110000 110111110000 110111110000 110111110000 74 101111110000 101111110000 101111110000 101111110000 75 011111110000 011111110000 011111110000 011111110000 15 200529143
76 111111110000 111111110000 111111110000 111111110000 77 011011101000 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 78 111011101000 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 79 010111101000 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 80 110111101000 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 81 101111101000 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 82 011111101000 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 83 111111101000 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 84 111011011000 111011011000 xxxxxxxxxxxx xxxxxxxxxxxx 85 010111011000 010111011000 xxxxxxxxxxxx xxxxxxxxxxxx 86 110111011000 110111011000 xxxxxxxxxxxx xxxxxxxxxxxx 87 101111011000 101111011000 xxxxxxxxxxxx xxxxxxxxxxxx 88 011111011000 011111011000 xxxxxxxxxxxx xxxxxxxxxxxx 89 111111011000 111111011000 xxxxxxxxxxxx xxxxxxxxxxxx ,90 111010111000 111010111000 111010111000 xxxxxxxxxxxx 91 010110111000 010110111000 010110111000 xxxxxxxxxxxx 92 110110111000 110110111000 110110111000 xxxxxxxxxxxx 93 101110111000 101110111000 101110111000 xxxxxxxxxxxx 94 011110111000 011110111000 011110111000 xxxxxxxxxxxx 95 111110111000 111110111000 111110111000 xxxxxxxxxxxx 96 010101111000 010101111000 010101111000 010101111000 97 110101111000 110101111000 110101111000 110101111000 98 101101111000 101101111000 101101111000 101101111000 99 011101111000 011101111000 011101111000 011101111000 100 111101111000 111101111000 111101111000 111101111000 101 101011111000 101011111000 101011111000 101011111000 102 011011111000 011011111000 011011111000 011011111000 103 111011111000 111011111000 111011111000 111011111000 104 010111111000 010111111000 010111111000 010111111000 105 11011111100° 110111111000 110111111000 110111111000 106 101111111000 101111111000 101111111000 101111111000 107 011111111000 011111111000 011111111000 011111111000 108 111111111000 111111111000 111111111000 111111111000 109 101011110100 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx oiionijoioo xxxxxxxxxxxx xxxxxxxxxx;,;; X>IXXXXXXX>;XX Ill 111011110100 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 112 010111110100 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 113 110111110100 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 114 101111110100 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 115 011111110100 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 116 111111110100 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 16 200529143
117 011011101100 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 118 111011101100 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 119 010111101100 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 120 110111101100 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 121 101111101100 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 122 011111101100 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 123 111111101100 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 124 111011011100 111011011100 χχχχχχχχχχχχ χχχχχχχχχχχχ 125 010111011100 010111011100 χχχχχχχχχχχχ χχχχχχχχχχχχ 126 110111011100 110111011100 χχχχχχχχχχχχ χχχχχχχχχχχχ 127 101111011100 101111011100 χχχχχχχχχχχχ χχχχχχχχχχχχ 128 011111011100 011111011100 χχχχχχχχχχχχ χχχχχχχχχχχχ 129 111111011100 111111011100 χχχχχχχχχχχχ χχχχχχχχχχχχ 130 111010111100 111010111100 111010111100 χχχχχχχχχχχχ 131 010110111100 010110111100 010110111100 χχχχχχχχχχχχ 132 110110111100 110110111100 110110111100 χχχχχχχχχχχχ 133 101110111100 101110111100 101110111100 χχχχχχχχχχχχ 134 011110111100 011110111100 011110111100 χχχχχχχχχχχχ 135 111110111100 111110111100 111110111100 χχχχχχχχχχχχ 136 010101111100 010101111100 010101111100 010101111100 137 110101111100 110101111100 110101111100 110101111100 138 101101111100 101101111100 101101111100 101101111100 139 011101111100 011101111100 011101111100 011101111100 140 111101111100 111101111100 111101111100 111101111100 141 101011111100 101011111100 101011111100 101011111100 142 011011111100 011011111100 011011111100 011011111100 143 111011111100 111011111100 111011111100 111011111100 144 010111111100 010111111100 010111111100 010111111100 145 110111111100 110111111100 110111111100 110111111100 \Αβ 10Π1ΠΠ100 10Π11111100 101111111100 101111111100 147 011111111100 011111111100 011111111100 011111111100 148 111111111100 111111111100 111111111100 111111111100 149 111101111010 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 150 101011111010 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 151 011011111010 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 152 111011111010 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 153 010111111010 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 154 110111111010 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 155 101111111010 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 156 011111111010 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 157 111111111010 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 17 200529143
158 101011110110 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 159 011011110110 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 160 111011110110 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 161 010111110110 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 162 110111110110 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 163 101111110110 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 164 011111110110 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 165 111111110110 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 166 011011101110 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 167 111011101110 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 168 010111101110 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 169 110111101110 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 170 101111101110 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 171 011111101110 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 172 111111101110 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 173 111011011110 111011011110 χχχχχχχχχχχχ χχχχχχχχχχχχ 174 010111011110 010111011110 χχχχχχχχχχχχ χχχχχχχχχχχχ 175 110111011110 110111011110 χχχχχχχχχχχχ χχχχχχχχχχχχ 176 101111011110 101111011110 χχχχχχχχχχχχ χχχχχχχχχχχχ 177 011111011110 011111011110 χχχχχχχχχχχχ χχχχχχχχχχχχ 178 111111011110 111111011110 χχχχχχχχχχχχ χχχχχχχχχχχχ 179 111010111110 111010111110 111010111110 χχχχχχχχχχχχ 180 010110111110 010110111110 010110111110 χχχχχχχχχχχχ 181 110110111110 110110111110 110110111110 χχχχχχχχχχχχ 182 101110111110 101110111110 101110111110 χχχχχχχχχχχχ 183 011110111110 011110111110 011110111110 χχχχχχχχχχχχ 184 111110111110 111110111110 111110111110 χχχχχχχχχχχχ 185 010101111110 010101111110 010101111110 010101111110 186 110101111110 110101111110 110101111110 110101111110 187 1011Ο1Π1110 10110ΗΠΠ0 101101 川]]0 10Π01Π1110 1 188 011101111110 011101111110 011101111110 011101111110 189 111101111110 111101111110 111101111110 111101111110 190 101011111110 101011111110 101011111110 101011111110 191 011011111110 011011111110 011011111110 011011111110 192 ΗΚΠ 1111110 11; οι πιιπο 1)1011111110 1Π0Π111110 193 010111111110 010111111110 010111111110 010111111110 194 110111111110 110111111110 110111111110 110111111110 195 101111111110 101111111110 101111111110 101111111110 196 011111111110 011111111110 011111111110 011111111110 197 111111111110 111111111110 111111111110 111111111110 198 111101111101 χχχχχχχχχχχχ χχχχχχχχχχχχ χχχχχχχχχχχχ 18 200529143
1州 101011111101 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx — 200 011011111101 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 201 111011111101 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 202 010111111101 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 203 110111111101 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 204 101111111101 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 205 011111111101 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 206 111111111101 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 207 111101111011 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 208 101011111011 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 209 011011111011 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 210 111011111011 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 211 010111111011 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 212 110111111011 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 213 101111111011 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 214 011111111011 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 215 111111111011 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 216 101011110111 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 217 011011110111 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 218 111011110111 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 219 010111110111 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 220 110111110111 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 221 101111110111 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 222 011111110111 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 223 111111110111 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 224 011011101111 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 225 111011101111 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 226 010111101111 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 227 110111101111 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 22C loiimomi xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 229 011111101111 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 230 111111101111 xxxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxx 231 111011011111 111011011111 xxxxxxxxxxxx xxxxxxxxxxxx 232 010111011111 010111011111 xxxxxxxxxxxx xxxxxxxxxxxx .233 ιιοπιοιπη 110111G11111 xxxxxxxxxxxx xxxxxxxxxxxx 234 101111011111 101111011111 xxxxxxxxxxxx xxxxxxxxxxxx 235 011111011111 011111011111 xxxxxxxxxxxx xxxxxxxxxxxx 236 111111011111 111111011111 xxxxxxxxxxxx xxxxxxxxxxxx 237 111010111111 111010111111 111010111111 xxxxxxxxxxxx 238 010110111111 010110111111 010110111111 xxxxxxxxxxxx 239 110110111111 110110111111 110110111111 xxxxxxxxxxxx 19 200529143 240 101110111111 101110111111 101110111111 XXXXXXXXXXXX 241 011110111111 011110111111 011110111111 — XXXXXXXXXXXX 242 111110111111 111110111111 111110111111 XXXXXXXXXXXX 243 010101111111 010101111111 010101111111 010101111111 244 110101111111 110101111111 110101111111 110101111111 245 101101111111 101101111111 101101111111 101101111111 246 011101111111 011101111111 011101111111 011101111111 247 111101111111 111101111111 111101111111 111101111111 248 101011111111 101011111111 101011111111 101011111111 249 011011111111 011011111111 011011111111 011011111111 250 111011111111 111011111111 111011111111 — 111011111111 251 010111111111 010111111111 010111111111~^ 010111111111 252 110111111111 110111111111 110111111111 〜 110111111111 253 101111111111 101111111111 101111111111 101111111111 254 011111111111 011111111111 011111111111 011111111111
^在表内所示實施例中,第1攔相當於會描繪的視頻值, 第2攔為標準碼字組(第18圖所示面板標準面積内所用), 第^、4、5欄分別為面積内所用碼字組。在此最 後三欄中,碼字組χχχχχχχχχχχχ表示掉落的碼字组(不 用)。 、 例如,在面積Δ1内,視頻值33至38未描出,而在另 二面積内描繪。 誠然,視頻位準33是在標準面積内以碼字組 =1010100000。以紙=0%而言,第6副場有71持續之能 虿,多於Δ1,但低於Δ2和Δ3。在此碼字組内,第6副場 設定於0,而第7設定於i,代表第9圖内所示臨界情形。所 以’碼字組只為面積掉落。 、稍後,消失的位準利用抖色法再製作。即使此構想在充 介阳饭w會增加一品點抖色雜訊5須知此等 螢幕尺寸的4%),而不代表人眼的主要面積。兄^ 寫碼所引她制,對觀看者並非真正注意到,… ϊ 用起動較少)相當強。誠然,在APL補 實域中,代替8的—減起動_,故對比已改進8倍。 20 200529143 以下位準數在實施射受到抑制: △ 1 : 145碼字組受到抑制 △ 2 : 1〇9碼字組受到抑制 △ 3: 79碼字組受到抑制 此产s 起動組合情況下’較少位準受到抑制。在 起動副場之理想姆加被 再者口 子組數在此情況下更為減少。 ίΐ ^ D值才進行抑制,見第17圖。 RQB幹板邊界寫碼構想之硬體實踐。8位元 輸人达到視頻解伽瑪功能 : LUT),輸出較大解像度之訊號(至 子式^ =或 功率測量方塊2和視頻映射方塊3。功率“ 頻訊號之平均功率辦APL。 力㈣里方塊2測篁視 率位Λ (胤)’控制系統4以其副場數決定持 I故可採取關於關鍵性面積之正確決定 』3 =位i;訊(Η橫行和時計圖元),故可決定右= M Rr»pn赫選擇錢5接收來自魏㈣方塊4之控制 此項控娜號B〇RD用細讲殊邊界寫碼。 塊5之△資訊輸出’以及映射資訊(與編碼和持 Ϊϋϊ),送至視頻映射方塊3 ’修舰頻資料,使掉落的 視頻部伤,可藉抖色功能正確再製作。 在視頻映射方塊3内的映射階段後,資料送至抖色方塊 6,替代不能編碼之視頻位準。然則,對來自抖色方塊6的 =位儿RGB訊號之碼字組編碼,是利用副場寫碼方塊7進 行,接文來自系統控制方塊4的寫碼資訊,係關於lUT須 於副場寫碼之決定。 系統控制方塊4亦控制來自副場寫碼方塊7的16位元 200529143 RGB圖元資料書寫f 2-圖幅記紐8内胸於2_®幅記憶體8。職(則 以及在串聯/切#、=—圖巾自記憶體之RGB副場資料’ (SP),接收2,4 =塊9内之串聯/並聯變換電路 需要2-圖Φ匕己^體8之輸出訊號SF_R,SF-Q SF_B。 -副場_ 體8 ’因為資料係逐一圖元書寫,而逐 示全圖^在的第—副場,記憶體8内必須已展 一圖幅記憶體正在2中’展不二個全圖㈣憶體,同時有 la ^ W 〇 Ji Λ> ^ "另一正在閱讀,避免以此方式閱讀 適宜建財,二關記憶體位於同一 / ΖΉ^存取於二圖幅係經時間多工化。 料。最:入:變換方塊9為電漿顯示面板ig輸出頂、底資
脈波。 的PDP驅動器電路所需之SCAN和SUSTAIN 使對中’已表示使用新的寫碼構想,如何可 觀f呆真等圖像品質最佳。在暗室環境内進行的主 親⑽Μ,顯輯佩pDp為紐賴像品質鑑定。 【圖^簡單說明】 ,1圖為具有回應保真問題之雙掃描pDp ; ,2圖為最後副場書寫之串級效應; ,3圖為朝單一0-構想之各種寫碼可能性 ^ 4圖為單一軟起動構想之例; ,5圖為典型PDP邊界問題; ^ 6圖為密封以前的PDP結構; 第7圖為密封以後的PDP結構; 第8圖為第5圖具有邊界問題的伸縮部份; 22 200529143 Ϊ 圖碼字組之碼字組比較; 第11 5圖不具有邊界問題的伸縮部份. 第121〇圖碼字組之碼字組比較;’ ί η 幕的封閉晶格之開/闕形離. 第15圖表示對應用於PDP之功率營 和每圖幅持續數間連結之功能; 5,功率耗費 ,16圖為持續序列相對於平均功率位準之進 ,17圖為回應保真之關鍵性副場; ; 第18圖為具有不同邊界面積之顯示螢幕;以及 第19圖為本發明裝置硬體實踐之方塊圖。 【主要元件符號說明】 1 視頻解伽瑪功能方塊 2 功率測量方塊 3 視頻映射方塊 4 控制系統 5 邊界選擇方塊 6 抖色方塊 7 副場寫碼方塊 8 2_圖幅記憶體 9 串聯/並聯變換方塊 10 電漿顯示面板 41 功率管理單位 42 定址和持續控制單位 APL 平均功率位準 BORD控制訊號 WR 書寫 RD 閱讀 SP. Τ聯/並聯變換電路 Β 輸出訊號 23

Claims (1)

  1. 200529143 十、申請專利範園: 方法示$ 〇〇)上顯示的視頻資料(R,邸)處理 -=該視織料(R畑)具有視頻辦,選自預定 頻=’灿龍細字、《憤歡數視頻位 該碼字組,把該顯示幕(1〇)中央面積内之圖元 其特徵為, -只^該碼字組數中在碼字組可選用部份内且有一定位 ⑶=者將該顯示幕中央面積周圍的邊界 二進。之碼字組在二個二進1間有 3·如申請專利範圍第丨或2項 碼字組之視頻辦,係抖色法再H :、巾心於未用的 4·如申請專利範圍第1項之方 該碼字組部份’係由要顯示的圖像之功率^準1^位元值的 5·如申請專利範圍第^項之方法 元值之該碼字組部份,&含碼纟組之最重、具有一定位 6.如申請專利範圍第丨項之方法,1 者。 副面積,該若干副面積之第— 用 ^積分成若干 具有-定位元值的第二可選用部副,利用 ^部份包含碼字組之第-可選用部份,*至:弟一可選 第一可選用部份不同者。 …夕其一邛份,或與 受到^申起Γ者概轉1奴方法,其中_螢幕之晶格係 8.一種要在顯示幕(10)上顯示的視頻資料(r,qb)處理 200529143 裝置,包含: 一資料提供機構,提供該視頻資料具有視頻位準,選自 預定數之視頻位準; ' 一編碼機構,以相對應碼字組對該預定數的視頻位準加 以編碼;以及 内之圖元照明 其特徵為,
    —該照明機構適於只使用該碼字組數中在碼字組的可選 ,部份内具有一定位元值之那些碼字組,將該顯示幕 中央面積周圍的邊界面積内之圖元加以昭明者。 9〇如=_第8項之裝置,其 —進〇之碼子組,不用於照明該邊界面積者。 匀 10.如申請專利範圍第8或9項之裝置,又 (),將相當於未用碼字組之視頻位準再製作者。 構Α如U專利範圍第8項之裝置,又包含功率位準測定機 定該視頻資料(R灿)之功率轉(a^l) 位元項之裝置,其中被測定具有—定 η.如申請專二;第最^ =該邊界面積分成若干副面積,、該g副面二,,構適於 利用具有—定位元可」弟-副面積可 積·;明;,若 ’該第二可選用部份包含碼字組 Μ其少™部份,或與第一可選用部份選用 •如申請專利範圍第8項之 ^者。 ’供動態起動顯示幕(10)之晶格^。I s動態起動機 25
TW094100311A 2004-01-07 2005-01-06 Method and device for processing video data by using specific border coding TW200529143A (en)

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WO2005069262A3 (en) 2005-09-29
KR20060130601A (ko) 2006-12-19
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