TWI374434B - Image display system and method of eliminating mura defects - Google Patents

Image display system and method of eliminating mura defects Download PDF

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TWI374434B
TWI374434B TW96117557A TW96117557A TWI374434B TW I374434 B TWI374434 B TW I374434B TW 96117557 A TW96117557 A TW 96117557A TW 96117557 A TW96117557 A TW 96117557A TW I374434 B TWI374434 B TW I374434B
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pixel
gray scale
value
parameter
scale value
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TW96117557A
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Chinese (zh)
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TW200847123A (en
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Shou Cheng Wang
Du Zen Peng
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Chimei Innolux Corp
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九、發明說明: 【發明所屬之技術領域】 本發明係有關於—種f彡像 種消除顯示器之雲故抑/像‘”1不糸統’特別有關於一 右、、文缺陷(mura defects)的方法。 【先前技術】 膜薄各像素的驅動與否,5由該等像素内的薄 膜溥膜%效电晶體TFT之導—. :體TFT的電子特性與製程的精:度相; 移都將或多或少改變薄膜場效電晶體 很難擁有於各個像素之薄膜場效電晶體TFT =2 —致的電,特性,故顯示器所有像素的發光狀 defect;)。S顯不益所顯示的晝面會有雲紋缺陷(mura -種傳、_解決以為改變像素 缺_償裝置加入像素電路中包括一電接動文 (voltage dnving)^^ , ^ A ^ ^ (current dnvmg) 腺二亥電[驅動方式中’每個像素至少需要5個薄 、琢效電晶體TFT,並且僅能補償上述薄膜場效電晶體 TFT之臨界電壓㈤所引起的雲紋缺陷。在該電流驅動 方式中’母個像素至少需要4個薄膜場效電晶體tft, 低灰階值的補償能力並不好。這種改變像素結構 方法通常需要較多的薄膜場效電晶體TFT,不僅 影響像素的開口率(aperture mi。)、更不適合應用在高解 〇773-A32944TWF;P200701〇;Glorious Tien 5 顯不裔上(例如2吋的QVGA或更高的解析度)。 -拉#不僅影響像素的發光特性,亦會增加各像素的 面積。 另種已知的技術為外部補償技術(external =rrsatlon)。吳國專利號υ·s ·6,911,781B2根據測試資 ^㈣整像素之灰階值以補償雲紋缺陷。然而,U.S. 二η’781Β2ϋ沒有提出新的技術來收集測試資料,亦沒 有提出補償雲紋缺陷時所依據的演算法。此外,旧 ,911,781B2需要極大的記憶體容量健存測試結果。 ’我們需要'"種新穎的方法以克服上述傳統技 術的缺陷。 【發明内容】 你隹本發月提供—種影像顯示系統,其中不僅揭露一毛 ^測試資料的方法,更揭露多種消除雲紋缺陷的淨! 法。本發明不僅不需要改 *个& Λ八 間。在消除雲紋缺陷的同時,。本發明所:露I; :ΐ::Γ時根據不同使用者或使用環境的要求,制 ^ 馬減(Gamma Sett—)、白點設以White point)、以及 2度(peak bd細ss)進行動態的調整,不若傳統技 術吊要另行以額外流程對上述參數進行調整。 一本發明所揭露的影像顯示系統包括:複數個像素、IX. Description of the invention: [Technical field to which the invention pertains] The present invention relates to a type of f彡-like image that eliminates the cloud of the display, and the image of the image is particularly related to a right-hand, zen defects. [Previous technique] Whether the film is driven by each pixel or not, 5 is guided by the thin film of the pixels in the pixels. The electronic characteristics of the body TFT and the precision of the process are as follows; Shifting will change the film field effect transistor more or less. It is difficult to have the film field effect transistor TFT=2 of each pixel, so the light-emitting defect of all the pixels of the display; The displayed surface has moiré defects (mura - seed transmission, _ solution to change the pixel missing device into the pixel circuit including a voltage dnving ^ ^, ^ A ^ ^ (current dnvmg) GEM II [in the driving mode] at least 5 thin, effective transistor TFTs are required for each pixel, and only the moiré defects caused by the threshold voltage (5) of the above-mentioned thin film field effect transistor TFT can be compensated for. In the mode, at least 4 thin film field effect crystals are required for the mother pixel. Body tft, low gray scale value compensation ability is not good. This method of changing pixel structure usually requires more thin film field effect transistor TFT, which not only affects the aperture ratio of the pixel (aperture mi.), but is not suitable for high solution. 〇 773-A32944TWF; P200701 〇; Glorious Tien 5 on the Afro (for example, 2 吋 QVGA or higher resolution) - Pull # not only affects the luminescence characteristics of the pixel, but also increases the area of each pixel. The known technology is external compensation technology (external =rrsatlon). Wu Guo patent number υ·s · 6,911,781B2 according to the test (4) the gray level value of the whole pixel to compensate for the moiré defect. However, US II η '781Β2ϋ did not propose New techniques to collect test data, and no algorithm for compensating for moiré defects. In addition, the old, 911, 781B2 requires great memory capacity test results. 'We need' " a novel approach In order to overcome the defects of the above-mentioned conventional technology. [Summary of the Invention] You provide a video display system, which not only exposes a method of testing data, but also discloses various ways to eliminate moiré. The present invention not only does not need to change * & Λ 间. While eliminating moiré defects, the present invention: dew I; : ΐ:: Γ according to different users or environments The requirements are: Gamma Sett—, white point is set to White point, and 2 degrees (peak bd is ss) for dynamic adjustment. It is not necessary to adjust the above parameters by an additional process. An image display system disclosed by the present invention includes: a plurality of pixels,

St二及一專用集成電路。該記憶體乃用來儲存 〜專像素各自的-雲紋補償參數組。該專用集成電路將 0773-A32944TWF;P2007010;Glori〇us Tien 二 紋補償參數組。各像素之雲紋補 值轉換為償函式組’用以將-原始灰階 像素。4" ΛΡ白值以取代該原始灰值驅動該 生丄中數ίϊΐ紋補償參數組乃由-參數產生器所產 件、^㈣應該等像素的複數個感測元 丨卞 十均壳度量測器、以及一虛捆ϋ - 、 件將分別感測上述像素务 :。士述感測元 該處理單元將根據該 二別轉換成-亮度資料。該處理單 ,值測試該等像素,並且根據上述測試灰階值盘所; =之免度資料的關係’推估各像素之上述雲紋補償參數 該影像顯示系統 • 在上述雲紋消除灰階值的驅動下, 之顯示器的雲紋缺陷將大大改善。 特徵、和優點能更 並配合所附圖式作 為讓本發明之上述和其他目的 明顯易懂,下文特舉出較佳實施例 詳細說明。 【實施方式】 /第1圖為本發明之影像顯示系統的一實施方式。該 影像顯示系統的-像素矩陣i G 2内包括複數個像素(圖中/ 7 0773-A32944TWF;P200701〇;Glorious Tien 1374434 僅、·曰出個像素1 的詳細電路作說明)。該像素丨〇4内 的薄膜電晶體經一掃描信號線scan導通後,一資料信號 線扣愉上的電壓值將寫入該像素104。在此實施例;f 該像素104為-2T1C形式,此僅絲方便讀者了解本發 明’並非用纟限定本發明範圍。任何其他結構的像素^ 可應用於本發明。 相較於無雲紋補償的技術〜將一影像晝面源1〇6所 輸出的灰階值信號⑽直接輪入一數位/類比轉換器 110’以產生一電壓值經由該資料信號線data輸入該像素 HM-本發明之影像顯示純更包括—記憶體ιΐ2、以及 一專用集成電路(ASIC)114。該記憶體112内儲存上述像 素之雲紋補償參數組。該影像晝面源! 〇 6所輸出的灰階 ㈣號1G8在轉換成電壓值之前,將先經由該專用集成 電路114轉換為信號116。以像素1〇4為例,該專用华成 =路114自該記憶體112讀取該像素1()4之雲紋補償參 =後’該相钱電路114之魏等效—雲紋補償函 5且象素1〇4的一原始灰階值y。經該專用集成電路 =用後’將轉換成-雲紋消除灰階值%,用以取代該 原始灰階值y。輸入該數位/類比轉換器ιι〇。該雲紋消除 ^階值^將由該數位/類比轉換器11〇轉換成電愿值,成 為驅動该像素104的信號。 广所儲存的雲紋補償參數組乃由一參數 該等像素的感測元件二1^==個對應 丁 Θ冗度罝測器〗22、以及 〇773-A32944TWF;P2007010;GIorious Tien < a- 料,鋦二124。該等感測元件120將分別產生一感測資 可以為唬線I26輸入該處理單元124。該等感測元件 "電荷耦合元件(Charge coupled Device,CCD) 器的電流計’其實施方式例如是:一掃描 cc 個感光相合元件(Charge Coupled Device, 光糕人所產生的上述慼測資料為一相對灰階值’會受感 ★亥算# Z件的曝光程度影響。該等感測元件亦可由對應 :為後去的複數個電流感測器實現。此時,上述感測資 :=電流值。由於上述感測元件所產生的感測資料 外進值’若要產生上述雲紋補償參數組,需要額 測哭轉換。因此,本發明更提供該平均亮度量 宾ΐ 广則該等像素的—平均亮度128。基於該平均 換=a亥處理早兀124將該等像素之感測資料分別轉 換成一壳度賢料(例如,罝 需要的為叫’㈣略傳統技術所 該平均亮度量測器122可為 (或稱輝度計),所量測到的平均亮度⑽ =測資料標示為G。隨著所採用的上匕:二 ==述感測資料G可為灰階值、光電子數目、或 G :值」各像素之感測資料G的平均值標示為 % · 像素之壳度賢料L的計算公式 乙=Lavg . (G/GAVG)r 其中,Γ為一調整係數,將根據感測元件所量測到 〇773-A32944TWF;P2007010;G)orious Tien =測資料與實際光強度之間的線性程度不同而有所差 像辛124將至知—侧試灰階值測試該等 象素根據測試灰階值與亮度資料的關係,該元 述該等像素之發光特性,並且產生各像素之上 攻云紋補償參數組。 的關亮度資料 短,、异法不僅會產生不同的雲紋補償參數 、,·^述專用集成電路的設計也隨著演算法改變。 —第2圖之流程圖為產生上述雲紋補償參數組的一種 ^鼻法i步驟S2G2首先以複數個測試灰階值測試該等像 ”丄以侍到各像素於多種測試灰階值驅動下所產生 。步驟2。4根據各像素的—迦馬參數丫設定其指 ,文η(例如,令η=1/γ)。基於步驟S202所得的測試社 =去步驟s綱更以-曲線擬合㈣vefitting)技術粗;J 像素的-灰階值-亮度關係,所採用的模擬函式如下:St two and an ASIC. This memory is used to store the respective - moiré compensation parameter groups of the dedicated pixels. The ASIC will be 0773-A32944TWF; P2007010; Glori〇us Tien two-grain compensation parameter set. The moiré complement of each pixel is converted to a compensatory group 'for the original grayscale pixels. 4" ΛΡ white value to replace the original gray value to drive the number of 丄 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿 补偿And a bundle of ϋ - , , will sense the above pixel services separately: The sensing unit will convert the binary to the luminance data. The processing unit, the value is tested for the pixels, and according to the above-mentioned test gray scale value disk; the relationship of the degree of exemption data' is estimated by the above-mentioned moiré compensation parameter of each pixel. The image display system is in the above-mentioned moiré elimination gray scale Driven by the value, the moiré defects of the display will be greatly improved. The above and other objects of the present invention will be apparent from the following description of the preferred embodiments. Embodiments / Fig. 1 is an embodiment of an image display system of the present invention. The pixel display matrix i G 2 of the image display system includes a plurality of pixels (in the figure / 7 0773-A32944TWF; P200701 〇; Glorious Tien 1374434 only, the detailed circuit of the pixel 1 is explained). After the thin film transistor in the pixel 丨〇4 is turned on by a scanning signal line scan, a voltage value of a data signal line button is written to the pixel 104. In this embodiment; f the pixel 104 is in the form of -2T1C, which is merely for the reader's understanding of the present invention'. Any other structure of pixels ^ can be applied to the present invention. Compared with the technique without moiré compensation, the gray scale value signal (10) outputted by an image source 1〇6 is directly rotated into a digital/analog converter 110' to generate a voltage value input through the data signal line data. The pixel HM - the image display of the present invention includes a memory ι 2 and an application specific integrated circuit (ASIC) 114. The memory 112 stores the moiré compensation parameter set of the above pixels. The image source! The gray level (4) number 1G8 output by 〇 6 will be converted to signal 116 via the dedicated integrated circuit 114 before being converted into a voltage value. Taking pixel 1〇4 as an example, the dedicated Huacheng=Route 114 reads the moiré compensation parameter of the pixel 1() 4 from the memory 112, and then the Wei equivalent of the phase money circuit 114—the moiré compensation function 5 and an original grayscale value y of pixels 1〇4. After the ASIC = after use, it will be converted to a moiré elimination gray scale value % to replace the original gray scale value y. Enter the digit/analog converter ιι〇. The moiré elimination ^ order value will be converted to an electrical value by the digital/analog converter 11 成 to become a signal for driving the pixel 104. The widely stored moiré compensation parameter set is composed of a parameter of the sensing elements of the pixels, 1^== corresponding Θ Θ 罝 罝 〗 〗 22, and 〇 773-A32944TWF; P2007010; GIorious Tien < a - Material, 鋦二124. The sensing elements 120 will respectively generate a sensing resource that can be input to the processing unit 124 for the line I26. The galvanometer of the sensing element "Charge Coupled Device (CCD) device is, for example, a scanning cc photosensitive matching device (Charge Coupled Device, the above-mentioned speculative data generated by the light cake person) For a relative gray level value, it will be affected by the exposure degree of the Z-piece. The sensing elements can also be realized by corresponding: a plurality of current sensors for the latter. At this time, the above sensing resources: = current value. Due to the external value of the sensing data generated by the above sensing element, if the above-mentioned moiré compensation parameter group is to be generated, the amount of crying conversion is required. Therefore, the present invention further provides the average brightness amount. The average brightness of the pixels is equal to 128. Based on the average change = a Hai processing early 124, the sensing data of the pixels are respectively converted into a shell (for example, what is needed is called '(4) the average of the average technique The brightness measuring device 122 can be (or called a luminance meter), and the measured average brightness (10) = the measured data is indicated as G. With the adopted upper 匕: two == the sensing data G can be a gray scale value , the number of photoelectrons, or G: value" The average value of the sensing data G of the pixel is indicated as % · The formula of the pixel of the pixel is calculated as B = Lavg. (G/GAVG)r where Γ is an adjustment factor and will be measured according to the sensing component. 〇 773-A32944TWF; P2007010; G) orious Tien = the degree of linearity between the measured data and the actual light intensity is different, and the difference is as follows: sim 124 will be known - the side test gray scale value test the pixels according to the test gray scale value The relationship with the brightness data, the element describes the illuminating characteristics of the pixels, and generates a set of turbulent compensation parameters on each pixel. The brightness of the off-light data is short, and the different method not only produces different moiré compensation parameters, The design of the ASIC is also changed with the algorithm. - The flowchart of Figure 2 is a method for generating the above-mentioned moiré compensation parameter set. The i step S2G2 first tests the images with a plurality of test gray scale values.丄 is generated by driving each pixel under a plurality of test gray scale values. Step 2. 4 according to the Gamma parameter of each pixel 丫 set its finger η (for example, let η = 1 / γ). Based on step S202 The resulting test agency = go to step s outline to - curve fit (four) vefitti Ng) technical coarse; J pixel - gray scale value - brightness relationship, the analog function used is as follows:

y=a-Xn+b,x2+c-x+d ° (函式 D 以任一像素為例,y為驅動該像素的灰階值,X為爷 i象素於灰階值y時所產生的亮度資料,n為上述指數= 文、° 3、b、c、與d的值經由曲線擬合技術計算出來後, 將連同该指數參數n儲存於上述記憶體112,組成該像素 之上述雲紋補償參數組(步驟S206)。 ^設所有像素之迦馬參數皆相同,則上述指數參數 η 為定值。以 QVGA(Quarter VGA ’ 32〇x24〇xRGBW)為 〇773-A32944TWF;P200701 OjGlorious Tieny=a-Xn+b,x2+c-x+d ° (Function D takes any pixel as an example, y is the grayscale value of the pixel, and X is the grayscale value y of the pixel The generated luminance data, n is the above index = text, ° 3, b, c, and d values are calculated by a curve fitting technique, and stored along the index parameter n in the memory 112 to constitute the pixel Moiré compensation parameter group (step S206). ^Set the parameters of all the pixels to be the same, then the above index parameter η is a fixed value. QVGA (Quarter VGA '32〇x24〇xRGBW) is 〇773-A32944TWF; P200701 OjGlorious Tien

1J -除了儲存上述指數參數n,尚需-陣列, “二吻二 Μ,#· 製作。以驅H $專用集成轉m必職據函式1 該記情體U2:::像素為例’該專用集成電路114將由 以及主取該像素之雲紋補償參數組 參數專用集成電路114接收上述雲紋補償 補償函式組;該二:動作將等效一雲紋 〜m;以及 yCK+bv+c.Xe+d。 (函式2) y。為該像素的一原^λ灰fc (函式3) 素的一峰值亮in2將令該預期亮度^將滿足該像 儿又Lpeak與一迦馬束赵Λ, 將由該雲紋補償函式組(函式2旬)轉換:t灰階值y。 階值ye。 〃勾轉換成一雲紋消除灰 第3圖以流程圖描述該 像素的動作。該專用集成電路114:=動某-始灰階值y。;於步驟S304以函式'H 02接收一原 %的-預期亮度Xe;於步驟始灰階值 度〜所對應的一雲紋消除灰階值式汁异该預期亮 專用集成電路114將輸出該雲紋消除灰二=S3〇S中,該 該原始灰階值乂。驅動該像素。肖除灰階值P以代替 函式2⑽4)將令本發明在消除顯示器雲㈣陷的 0773-A32944TWF;P20070l0;Glori〇us_Tien n 1374434 _’以_滿足各像素之" ㈣二由於白點(white point)設定 及峰值亮度 色、藍色)像素之峰值亮度所決定旦=色(紅色、綠 易地滿足使用者的白點設定。該 :衫像糸統亦可輕 為上述避馬參數7以及峰值亮度L :成電路114更可 令該顯示系统出廄德^ mj.7 ^特別設計輸出端, 第4圖t 用仍可自行改變其值。 種清督、去+^王圖為產生上述雲紋補償參數組的另-種肩异法。步驟S402首先以複數 妁另 像素,以得到冬僮去认夕從,1冽5式灰/¾值測試該等 古择次 素;夕種測試灰階值驅動下所產生的 冗度貢料。此演算法將—顯示器劃分n 4〇4根據Li: 擁有不同的指數參數n。步驟 在區域設定其指數參數η。基於步驟 fiU. J Μ結果,步驟S406以一曲線擬合(CUrve 模擬函數為:w m度關係’所採用的 y=a.xn+b-x+c 〇 、 (函式4)1J - In addition to storing the above index parameter n, still need - array, "two kiss two Μ, # · production. To drive H $ special integration turn m must work function 1 The case of U2::: pixel as an example The ASIC 114 receives the moiré compensation compensation function group by the moiré compensation parameter group parameter application integrated circuit 114 that takes the pixel; the second: the action will be equivalent to a moiré~m; and yCK+bv+ c.Xe+d (Function 2) y. For a pixel of the original ^λ gray fc (Function 3), a peak of light in2 will make the expected brightness ^ will satisfy the image and Lpeak and a Jama Beam Zhao Wei, will be converted by the moiré compensation function group (function 2): t gray scale value y. order value ye. 〃 hook converted into a moiré elimination gray Figure 3 depicts the action of the pixel in a flow chart. The ASIC 114:=moving a start-to-start grayscale value y; receiving an original %-expected brightness Xe by a function 'H 02 in step S304; at the beginning of the step, the grayscale value is corresponding to a moiré Eliminating the gray scale value of the juice, the expected bright ASIC 114 will output the moiré elimination gray==S3〇S, the original grayscale value 乂. Drive the pixel. Divide the grayscale value P to Substitute 2(10)4) will make the present invention eliminate the display cloud (4) trapped 0773-A32944TWF; P20070l0; Glori〇us_Tien n 1374434 _ 'to satisfy each pixel" (4) 2 due to white point setting and peak brightness color , blue) The peak brightness of the pixel determines the denier = color (red, green easily meets the user's white point setting. This: the shirt image system can also be light for the above-mentioned horse avoidance parameter 7 and peak brightness L: into circuit 114 It is also possible to make the display system out of the special design output of the ^德^mj.7^, and the value of the fourth picture t can still be changed by itself. The kind of cleaning, going to the +^ king picture is the other to generate the above-mentioned moiré compensation parameter group. - The shoulder method is different. Step S402 firstly uses the plural pixels to obtain the winter children to go to the eve, and the 1冽5 type gray/3⁄4 value is used to test the ancient selections; the eve type test is generated by the gray scale value. The cumbersome tribute. This algorithm divides the display into n 4 〇 4 according to Li: has different exponential parameters n. The step sets its exponential parameter η in the region. Based on the result of step fiU. J ,, step S406 is based on a curve y=a.xn+bx used in the CUrve simulation function: wm degree relationship +c 〇 , (Function 4)

以任一像素為例,y為驅動該像素的灰 X =於灰階”時所產生的亮度㈣,以該像素之指數 參數。a、b、與c經由曲線擬合技術計算出來後,將連 同戎指數參數η儲存於上述記憶體112,組成該像素之上 述雲紋補償參數組(步驟S408)。 與函式1相較,函式4最大的不同在於指數參數^ 的選擇。分析一顯示器的發光特性,因為電源線上之歐 姆壓降的緣故’可發現位於電源線附近的像素會較亮。 0773-A32944TWF;P2007010;GI〇ri〇us Tien 12 1374434 參數信$之不同區域的發光特性選擇適當的指數 並且心將此更準確地估計各像素之灰階值·亮度關係, 模擬函式的複雜度,故函式4較函式】精簡, 的位元組數目也會下降。』同時儲存母-參數所需Taking any pixel as an example, y is the brightness (four) generated when the gray X=the gray level of the pixel is driven, and the index parameter of the pixel is calculated by curve fitting technique after a, b, and c are calculated. The moiré compensation parameter set is stored in the memory 112 to form the moiré compensation parameter set of the pixel (step S408). Compared with the function 1, the biggest difference of the function 4 is the selection of the exponent parameter ^. The luminescence characteristic, because of the ohmic voltage drop on the power line, can be found that the pixels located near the power line will be brighter. 0773-A32944TWF; P2007010; GI〇ri〇us Tien 12 1374434 LIGHT characterization of different regions of the parameter letter $ Appropriate index and heart will more accurately estimate the gray-scale value and brightness relationship of each pixel, and simulate the complexity of the function. Therefore, the function of the function is reduced, and the number of bytes is also reduced. Mother-parameter required

…—種設定各區域之指數參數的方法如下:根據該顯 不态之發光特性,將該顯示哭查J 述區塊中按揭· 稷數個區塊;於上 以估樣之像素的—採樣指數參數, 」十各區塊的—平均指數參數;以及令上述平均指數 ,數為所對應之區塊的上述指數參數。 _曰 :QVGA(q讀r VGA,32q><2伽如 月施方式之記憶體112將儲存各The method for setting the index parameters of each region is as follows: according to the illuminating characteristic of the display state, the display is cheated in the block of the block, and the number of blocks in the block is estimated. The index parameter, "the average index parameter of each of the ten blocks; and the exponential parameter that makes the above average index, the number of the corresponding block. _曰 : QVGA (q read r VGA, 32q> < 2 gamma, monthly memory mode 112 will store each

a :、與:參數使用)的陣列。與函式丨之相關實; 相較,此實施例節省大量記憶體空間。 、匕;P 在採用函式4的實施方式令,該 :須根據函式4製作。以驅動某一像素為例,节:二4 ^路m將由該記憶體112讀取該 ‘= 數組a、b、c、以及n。此特殊設計的專用隹:、,參 接收上述雲紋補償參數組a、b、c、 ^成電路H4 作等效-雲f補丫償函式組。該雲紋補償函A包其括運算動 _ U55y .以及 :a.xen+b-xe+c °An array of a :, and: parameters used). This is related to the function of the function; in contrast, this embodiment saves a lot of memory space. , 匕; P in the implementation of the function of the method 4, which: must be made according to the function 4. Taking a certain pixel as an example, a section: two 4^m will read the ‘= arrays a, b, c, and n from the memory 112. The special design of this special design:,, the reference to receive the above moiré compensation parameter group a, b, c, ^ into circuit H4 as the equivalent - cloud f compensation function group. The moiré compensation function A includes the arithmetic operation _ U55y . and : a.xen+b-xe+c °

xe — L· -1 。I yc y。為该像素的一原始灰階值 (函式2) (函式5) 為對應該原始灰階 0773-A32944TWF;P20070I0;GIorious Tien 13 X- 值y。的一預期亮度。义 盥一迦馬失鉍 6脒滿足该像素的—峰 ,、 >數該原始灰階值V脾山 儿又bed 組(函式2與5)韓拖 y。將由該雲紋補償函式 第5圖以)! 3 —雲紋消除灰階值yc。 口以机%圖描述該專用隹 像素的動作。_集成動某一 轉換為-預期亮度Xe;於步驟二2將该原始灰階值% 度xe轉換為一带紋洁b 以函式5將該預期亮 用集成電路114將於:火严白值&。在步驟S508中’該專 原始灰階值雲紋消除灰叫以代替該 缺陷=,==?本發明在消除顯示器雲紋 更可為上述迦ϊ。該專用集成電路114 端,令哕顧值冗度LPeak特別設計輸出 二:出廠後,使用者仍自行可改變其值。 種m θ之⑻ 1K為產生上述雲紋補償參數組的另- 像ϊΐ得=sr首先以複數個測試灰階值測試該等 哀产 彳素於多制試灰P皆值驅動下所產生的 :度=在步驟S604中,上述亮度資料將分別被轉換 成一所需灰階值:Xe — L· -1 . I yc y. An original grayscale value for this pixel (Equation 2) (Function 5) corresponds to the original grayscale 0773-A32944TWF; P20070I0; GIorious Tien 13 X-value y. An expected brightness.义 盥 迦 迦 迦 铋 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒 脒It will be compensated by the moiré compensation function. Figure 5)) 3 - Moiré eliminates the grayscale value yc. The port % machine diagram describes the action of this dedicated 像素 pixel. _Integration of a certain conversion to - expected brightness Xe; in step 2 2, the original gray level value % degree xe is converted into a strip pattern b, and the expected illumination of the integrated circuit 114 by function 5 will be: fire white value &. In step S508, the special original gray scale value moiré is removed to replace the defect =, ==? The invention can eliminate the display moiré. The ASIC of the ASIC is designed to make the value of the LPeak specially designed for output 2: After leaving the factory, the user can still change the value by himself. m θ (8) 1K is the other to generate the above-mentioned moiré compensation parameter set - like ϊΐ = = sr first test the sorrow sputum sputum by a plurality of test gray scale values under the multi-product ash P-value driven : degree = in step S604, the above brightness data will be converted into a desired gray level value:

^Vr \J7nkJ yr 255 . (函式6) ’、’ Xt為上述焭度資料,yr代表該所需灰階值。 仏式6將確保本系統滿足各像素的—峰值亮度與一 〇773-A32944TWF;P20〇7010;Glorious Tien 14 1J/4434 =馬參數γ。該處理單元124於步驟s6〇6計算上述測試 义階值與所對應之上述所需灰階值%之㈣—灰階值差 丄。卫且於步驟S6〇8將上述灰階值差距儲存於該記憶體 ^ 某一像素為例,該等測試灰階值所對應的上述灰 白差距即該像素之上述雲紋補償參數組。 假設此實施例共採用m個測試灰階值。以 =GA(Q刪VGA,32Qx跡rgbw)為例,該記憶體 、可為m個陣列,其大小皆為32〇x24〇x4(供R、^、B、 以及W像素使用)。 种’該專用集成電路ιΐ4必須包括一加法 咸法外以驅動某一像素為例,第7圖以流程圖描 集成電路114的動作。該專用集成電路Μ於 =Γ:妾收:原始灰階值;於步驟S704判斷該原始 白,小’並且於步驟S選擇近似該原始灰階值 ::二=’ !其所對應之上述灰階值差距補償該原 』將:替,:什异一雲紋消除灰階值。該雲紋消除灰階 值將代替该原始灰階值驅動該像素。 其他實施方式相較,此實施方式在計算上述 =、次仙參數_即考慮各像素之迦馬參數γ與峰值亮 度Lpeak。 儿 了 示^之雲紋缺陷不甚嚴㈣狀況下,為 I更:爾體的使用空間,本發明更提出另-種演算 驟 =圖為其產生上述雲紋補償參數組的流程圖:: 驟讀僅以一個測試灰階值測試該等像素。該等像素對 0773-A32944TWF;P2007010;Gl〇rious Tien 15 1374434 二=:值的亮度資料將於一中分別轉換成 χ, \Xr Λ=|^-| -255 ϊ …其為上述亮度資料1代表該所需=) rt:=統滿足各像素的-峰值亮度w與-=參數γ。錢理單元124將於步驟議針對各像素 异该測試灰階值與所需灰階值Α之間的-灰階值差 距,並且於步驟s_將複數個比重參數與上述灰階值差 距健存於該記憶體⑴。以某—像素為例 所對應的上歧階值差距與該等比重參 述雲紋補償參數組。 W上 由於此實施例僅採用—個測試灰階值。以 QVGA(Quarter VGA,32〇x24〇xRgbw)為例,該記憶體 112除了需要儲存料比重參數外,僅需要—陣列 320x240x4(供R、G、b、以及w像素使用)。與第6圖所 描述的實施例相較,本實施例將大大降低該記 的空間需求量。 此實施例中,該專用集成電路114亦包括一加法器 ^或減法器)。以驅動某一像素為例’第9圖以流程圖描述 該專用集成電路114的動作。該專用集成電路114於步 驟S902接收一原始灰階值;於步驟謂4判斷該原始灰 階值的大小;於步驟S906根據該原始灰階值之大小選擇 合適的比重參數,並且將該比重參數乘以上述灰階值差 0773-A32944TWF;P2007010;Glorious_Tien % 1374434 =以產生-比重灰階值差距1專用集成電路ιΐ4將於 二驟S908以該比重灰階值差距補償該原始灰階值,以計 ΐίί:紋消除灰階值。該雲紋消除灰階值將代替該原 始灰階值驅動該像素。 , 第10圖為本發明之流程圖。步驟S1002提供複數個 .感測π件,分別對應一顯示器的複數個像素,各自產生 測資料。步驟議提供一平均亮度量測器,量測 •〜荨像素的一平均亮度。步驟S1006提供一處理單元, :據:f平均亮度,將該等像素之感測資料分別轉換成一 j貧料。步驟S1_以至少—個測試灰階值測試該等 象素’並且根據上述測試灰階值與所對應之亮度資料的 關係,推估各像素的一雲紋補償參數組。步驟Sl010將 上述雲紋補償參數組儲存於一記憶體中。步驟si〇12根 據錢理單%產生上述雲紋補償參數組時所採用的演算 法’製造-專料成f路。該專用集成電路將自該記= •體讀取上述雲紋補償參數組,並1分別與各像素之上述 ,紋補償參數組組合成一雲紋補償函式組。上述雲紋補 1貝函式組將轉換所對應之像素的一原始灰階值為—雲紋 消除灰階值。步驟_4將以上述雲紋消除灰階值動 上述像素。 本發明所述之像素除了為同類型像素外、亦可為不 么同類型的像素。例如全彩顯示器,上述像素可以分類為 紅色、綠色、藍色、甚至白色多種類型。由於本發明所 揭取的測試資料為「亮度資料」,故不需要針對像素的 0773-A32944TWF;P2007010;Giorious Tien 17 -Λ- 1374434 顏色另行發展補償動作即可輕易地改善全彩顯示器之雲 紋缺陷。 第11圖圖解-電子裝置_,其中包括一像素矩陣 1102、-顯不器面板1104、以及—輪入單元脳。該像 素矩陣1102可為一主動式有機電激發光顯示器 (A^e-Matnx 0rgamc Ught Emittmg , AMOLED)。該輸入單元11〇6耦接該顯示器面板應, 以接收欲以該顯示器面板⑽顯示的影像晝面。 本發明所欲保護的範圍包括該顯示器面板ιι〇4,本 發明所提及之像素成該像素轉1102。本發明所提 及之記憶體與專用集成電路為該顯示器面板1104的-部 分。此外,本發明所欲保護的範圍更包括該電子褒置 1100。㈣子裝置U00可為—行動電話、—數位相機、 -個人數位助理(PDA)、—行動電腦、—桌上型電腦、一 電視機、一汽車用顯示器'或一可攜式光碟撥放器。 本發明雖讀佳實施例揭露如上,然其並非用以限 二本^的範圍’任何熟習此項㈣者,在不脫離本發 :之‘神和範圍内’當可做些許的更動與潤飾,因此本 m保護範圍當視後附之中請專利範圍所界定者為 【圖式簡單說明】 第1圖為本發明之影像顯示系統的一實施方式; 第2圖以流程圖描述產生上述雲紋補償參數組的 〇773-A32944TWF;P2〇〇7〇i〇;Gl〇riousTien 18 種演算法; 集成^3圖以流程圖描述第2圖之演算法所對應的專用 ^•路如何驅動一像素 -種以流程圖描述產生上述雲紋補償參數組的另 隹成圖以流程圖描述第4圖之演算法所對應的專用 -成電路如何驅動一像素; 寻用 -種二6、圖以流程圖描述產生上述雲紋補償參數組的另 隹^ 7圖以流程圖描述第6圖之演算法所對應的專用 集成電路如何驅動一像素; 寻用 第8圖以流程圖描述產生上述雲紋補償參數組 一種演算法; 第9圖以流程圖描述第8圖之演算法所對應的 集成電路如何驅動一像素; 第10圖為本發明一實施例的流程圖;以及 第11圖為本發明的一實施方式。 【主要元件符號說明】 102〜像素矩陣; 104〜像素; 106〜影像晝面源; l〇8(y。)〜原始灰階值; 110〜數位/類比轉換器;112〜記憶體; 114〜專用集成電路(asic); 116〜雲紋消除灰階值(yc); 0773-A32944TWF;P2007010;Glorious_Tiei 19 1374434 118〜參數產生器; 122〜平均亮度量測器; 126〜感測資料之傳輸線 1100〜電子裝置; 1104〜顯示器面板; data〜資料信號線; 120〜複數個感測元件; 124〜處理單元; ;128〜平均亮度; 1102〜像素矩陣; 1106〜輸入單元; 複數個像素所產生 S202〜收集複數個測試灰階值下 的亮度資料;^Vr \J7nkJ yr 255 . (Expression 6) ', ' Xt is the above-mentioned data, and yr represents the required grayscale value. Equation 6 will ensure that the system satisfies the peak-to-peak brightness of each pixel with a 〇773-A32944TWF; P20〇7010; Glorious Tien 14 1J/4434 = horse parameter γ. The processing unit 124 calculates the (four)-grayscale value difference 上述 of the test meaning level value and the corresponding required gray scale value % in step s6〇6. In step S6〇8, the grayscale value difference is stored in the memory ^^ pixel as an example, and the gray gap corresponding to the test grayscale value is the above-mentioned moiré compensation parameter group of the pixel. Assume that this embodiment uses a total of m test grayscale values. Taking =GA (Q VGA, 32Qx trace rgbw) as an example, the memory can be m arrays, all of which are 32 〇 x 24 〇 x 4 (for R, ^, B, and W pixels). The ASIC 4 must include an additive method to drive a pixel as an example, and FIG. 7 depicts the operation of the integrated circuit 114 in a flowchart. The ASIC is Γ: 妾: 妾: the original grayscale value; the original white, small ′ is determined in step S704, and the original grayscale value is selected in step S: ::==! The grayscale value difference corresponding to the above compensates for the original 』::,: a different moiré eliminates the grayscale value. The moiré elimination grayscale value will drive the pixel instead of the original grayscale value. In contrast to other embodiments, this embodiment calculates the above-mentioned = and sub-sin parameters _, i.e., considers the gamma parameter γ and the peak luminance Lpeak of each pixel. I have shown that the moire defect is not very strict (4), in the case of I: the use space of the body, the present invention further proposes another kind of calculation step = the flow chart for generating the above-mentioned moiré compensation parameter group: The readout tests the pixels with only one test grayscale value. The pixel pairs 0773-A32944TWF; P2007010; Gl〇rious Tien 15 1374434 Two =: The brightness data of the value will be converted into χ, \Xr Λ=|^-| -255 ϊ ... which is the above brightness data 1 Representing this requirement =) rt:= satisfies the -peak luminance w and -= parameter γ of each pixel. The money management unit 124 will discuss the - gray scale value difference between the gray scale value and the required gray scale value 各 for each pixel, and divide the plurality of specific gravity parameters from the gray scale value in step s_ Stored in this memory (1). Taking a certain pixel as an example, the upper difference value gap and the specific gravity are referred to the moiré compensation parameter group. W. Since this embodiment uses only one test gray scale value. Taking QVGA (Quarter VGA, 32〇x24〇xRgbw) as an example, the memory 112 needs only the array 320x240x4 (for R, G, b, and w pixels) in addition to the material specific gravity parameter. Compared with the embodiment described in Fig. 6, this embodiment will greatly reduce the space requirement of the note. In this embodiment, the application specific integrated circuit 114 also includes an adder ^ or subtractor. Taking the driving of a certain pixel as an example, the operation of the ASIC 114 is described in a flowchart. The ASIC 114 receives an original grayscale value in step S902; determines the size of the original grayscale value in step 4; and selects an appropriate specific gravity parameter according to the size of the original grayscale value in step S906, and the specific gravity parameter Multiply by the above gray scale value difference 0773-A32944TWF; P2007010; Glorious_Tien % 1374434 = to generate - the specific gravity gray scale value gap 1 the special integrated circuit ιΐ4 will compensate the original gray scale value by the specific gravity scale difference in the second step S908, Count ΐίί: The pattern eliminates the grayscale value. The moiré elimination grayscale value will drive the pixel instead of the original grayscale value. Figure 10 is a flow chart of the present invention. Step S1002 provides a plurality of sensing π pieces, which respectively correspond to a plurality of pixels of a display, and each of which generates measurement data. The step is to provide an average brightness measurer that measures an average brightness of ~荨 pixels. Step S1006 provides a processing unit, according to: f average brightness, the sensing data of the pixels are respectively converted into a poor material. Step S1_ tests the pixels with at least one test grayscale value' and derives a moiré compensation parameter set for each pixel based on the relationship between the test grayscale value and the corresponding luminance data. In step S110, the moiré compensation parameter group is stored in a memory. Step si〇12 is based on the calculation method used in the generation of the above-mentioned moiré compensation parameter group. The ASIC will read the moiré compensation parameter set from the record body, and combine the above-mentioned pattern compensation parameter groups of each pixel into a moiré compensation function group. The above-mentioned moiré complement 1 Behind function group converts an original gray scale value of the pixel corresponding to the moiré to remove the gray scale value. Step _4 will remove the above pixels by the above-mentioned moiré elimination gray scale value. The pixels of the present invention may be pixels of the same type except for pixels of the same type. For example, a full color display, the above pixels can be classified into red, green, blue, or even white. Since the test data disclosed in the present invention is "brightness data", it is not necessary to improve the moiré of the full color display by separately developing the compensation action for the pixel 0773-A32944TWF; P2007010; Giorious Tien 17 -Λ-1374434 color. defect. Figure 11 illustrates an electronic device _ including a pixel matrix 1102, a display panel 1104, and a wheeled unit 脳. The pixel matrix 1102 can be an active organic electroluminescent display (A^e-Matnx 0rgamc Ught Emittmg, AMOLED). The input unit 11〇6 is coupled to the display panel to receive the image plane to be displayed by the display panel (10). The scope of the invention to be protected includes the display panel ιι 4, and the pixels referred to in the present invention are turned into the pixel 1102. The memory and application specific integrated circuit referred to in the present invention are a part of the display panel 1104. Moreover, the scope of the invention to be protected further includes the electronic device 1100. (4) The sub-device U00 can be a mobile phone, a digital camera, a personal digital assistant (PDA), a mobile computer, a desktop computer, a television, a car display, or a portable optical disc player. . Although the preferred embodiment of the present invention is disclosed above, it is not intended to limit the scope of the present invention. Anyone who is familiar with this item (4) may make some changes and refinements without departing from the present invention: Therefore, the scope of the m protection is defined as the scope defined by the patent scope. [Illustration of the drawings] FIG. 1 is an embodiment of the image display system of the present invention;纹 773-A32944TWF; P2〇〇7〇i〇; Gl〇riousTien 18 algorithms; the integrated ^3 diagram uses the flow chart to describe the algorithm corresponding to the algorithm in Figure 2 Pixel---------------------------------------------- The flow chart describes another step of generating the above-mentioned moiré compensation parameter set. The flow chart describes how the ASIC corresponding to the algorithm of FIG. 6 drives a pixel. The eighth figure is used to describe the moiré. Compensation parameter group ; Figure 9 describes how a flowchart of the algorithm of FIG. 8 corresponding to an integrated circuit for driving a pixel; 10 photo shows a flowchart of an embodiment of the present invention; and a graph 11 of the embodiment of the present invention. [Major component symbol description] 102~pixel matrix; 104~pixel; 106~image surface source; l〇8(y.)~original grayscale value; 110~digit/analog converter; 112~memory; 114~ ASIC (asic); 116~ moiré elimination gray scale value (yc); 0773-A32944TWF; P2007010; Glorious_Tiei 19 1374434 118~ parameter generator; 122~ average brightness measuring instrument; 126~ sensing data transmission line 1100 ~ electronic device; 1104~ display panel; data~ data signal line; 120~ multiple sensing elements; 124~ processing unit; 128~averary brightness; 1102~pixel matrix; 1106~ input unit; S202 generated by multiple pixels ~ Collecting a plurality of brightness data under test gray scale values;

幻04〜設定一指數參數η,並且以y=a.xn+b.x2+c.x+d 模擬上述像素之灰階值(y)_亮度(χ)關得、,求1 & 與 d ; 、 。 u、a、b、c、與 〜將 參數組,並且儲存於一記憶體; S302〜接收一原始灰階值y。; 將該原始灰階值y。轉換為一3 3304〜以'〜{会) 期亮度xe ; S 3 0 0 〜v =只.ύ n+k 2 ^ 〜b,Xe+C.Xe + d將該預期亮度〜轉 為一雲紋消除灰階值; s遍〜輸出該雲紋消除灰階值醒動該像素; 的亮集複數_試灰階值下’複數個像素所^ 指數=〜㈣上述像素於顯㈣之位置,判斷該像素々 S406〜以 π+}λ.λτj C模擬上述像素之灰階值(y)_亮 〇773-A32944TWF;P2〇〇7〇i〇;Gjorj〇us_Tien 扣 /4434 度(χ)關係,求其a、b、與c ; S408〜將n、a、b、與c視為上述像 數組,並且齡於—記憶體; 4補仏參 S502〜接收—原始灰階值丫。; 將該原始灰階值y。轉換為一預 3504〜以^ = /<_{会) 期亮度xe ; 雲::二:一將該預期亮度以^ S508〜輸肖除灰階值y。以驅動該像素. 的亮複數個職㈣T,編像素所產生 x, /r Q/Zr,A 、" τ '255 O 〇U4〜以 \^peak ) 收 L、4·、·》·· — -所需灰階值。將上述—h分別轉換成 S606:求上述測試灰階值與所對應之所需灰階值% 之間的一灰階值差距; S608〜將上述灰階值差距儲存於一記憶體; S 702〜接收一原始灰階值; S704〜判斷該原始灰階值的大小,· S706〜璉擇近似該原始灰階值的測試灰階值,以其所 對應之上述灰階值差距補償該原始灰階值,以計算一带 紋消除灰階值; = ▲ S8〇2〜收集一個測試灰階值下’複數個像素所產生的 焭度資料xt ; 0773-A32944TWF;P2007010;Glorious_Tien 21 1374434 ΛMagic 04~Set an exponential parameter η, and simulate the grayscale value (y)_brightness (χ) of the above pixel with y=a.xn+b.x2+c.x+d, and find 1 &d; , . u, a, b, c, and ~ will be parameterized and stored in a memory; S302~ receives an original grayscale value y. ; The original grayscale value y. Convert to a 3 3304 ~ to '~{will) period brightness xe; S 3 0 0 ~ v = only. ύ n+k 2 ^ 〜b, Xe+C.Xe + d turn the expected brightness ~ into a cloud The pattern removes the gray scale value; s pass ~ output the moiré to eliminate the gray scale value to wake up the pixel; the bright set complex number _ the test gray scale value under the 'multiple pixels ^ index = ~ (four) the position of the above pixel in the display (four), It is determined that the pixel 々S406~ simulates the grayscale value (y) of the pixel by π+}λ.λτj C_亮〇773-A32944TWF; P2〇〇7〇i〇; Gjorj〇us_Tien buckle/4434 degree (χ) relationship Find a, b, and c; S408~ treat n, a, b, and c as the above image array, and age - memory; 4 complement parameter S502 ~ receive - original grayscale value 丫. ; The original grayscale value y. Convert to a pre- 3504~^^/<_{will] period brightness xe; cloud:: two: one to divide the expected brightness by ^ S508~ 肖 div. To drive the pixel. The bright plural number of four (4) T, the resulting pixel produces x, /r Q/Zr, A, " τ '255 O 〇U4~ to \^peak ) Receive L, 4·, ···· — - The required grayscale value. Converting the above -h to S606 respectively: finding a grayscale value difference between the test grayscale value and the corresponding required grayscale value%; S608~ storing the grayscale value difference in a memory; S702 ~ Receive an original grayscale value; S704~ determine the size of the original grayscale value, · S706~ select the test grayscale value approximating the original grayscale value, and compensate the original gray by the corresponding grayscale value difference corresponding thereto Order value to calculate a band elimination gray scale value; = ▲ S8〇2~ collect a test gray scale value under the 'multiple pixels generated by the data xt; 0773-A32944TWF; P2007010; Glorious_Tien 21 1374434 Λ

K 255 S804〜以 將上述亮度資料Xt分別轉換成 一所需灰階值yt_ ; S806針對各像素計算該測試灰階值與所需灰階值yr 之間的一灰階值差距; S808〜將妓數個比重參數與上述灰階值差距儲存於 一記憶體; S902〜接收_原始灰階值; S904〜判斷該原始灰階值的大小; S906〜根據該原始灰階值之大小選擇合適的比重參 數’並且將該比重參數乘以上述灰階值差距 重灰階值差距,· S908〜以該比重灰階值差距補償該原始 算上述雲紋消除灰階值; 以汁 S1002〜擷取各像素的感測資料; S1004〜量測該等像素的一平均亮度; S1006〜根據該平均亮度,將各像辛 為亮度資料; 各像素之感測貧料轉換 S1008〜根據賴灰階值與亮度資料的_ 像素之發光特性,並且輸出各像素的雲紋補償參數隹^各 S1010〜將上述雲紋補償參數組儲存於一記憔 ’ S1012〜根據產生上述雲紋補償參二, 算法,設計_專用集成電路,用以用的演 雲紋補償參數組組合成上述像素各自的—带 4存的 π、、’文補償函式 0773-A32944TWF;P2007010;Glorious__Tien 22 1374434 組,以轉換一原始灰階值為一雲紋消除灰階值; S1004〜以上述雲紋消除灰階值驅動上述像素; scan〜掃描信號線。K 255 S804~ to convert the brightness data Xt into a required gray level value yt_ respectively; S806 calculates a gray level difference between the test gray level value and the required gray level value yr for each pixel; S808~妓a plurality of specific gravity parameters and the grayscale value difference are stored in a memory; S902~receive_original grayscale value; S904~ determine the size of the original grayscale value; S906~ select an appropriate specific gravity according to the size of the original grayscale value The parameter 'and the specific gravity parameter is multiplied by the gray scale value gap and the gray scale value difference, · S908~ compensates the original cloud pattern to eliminate the gray scale value by the gray scale value difference; the juice S1002~ draws each pixel Sensing data; S1004~ measuring an average brightness of the pixels; S1006~ according to the average brightness, each image is a luminance data; each pixel sensing poor material conversion S1008~ according to the gray scale value and brightness data The _ pixel luminescence characteristic, and output the moiré compensation parameter of each pixel 各^ each S1010~ store the above moiré compensation parameter group in a record 憔' S1012~ according to the generation of the above-mentioned moiré compensation parameter 2, algorithm, design _ ASIC, used to use the moiré compensation parameter group to form the π,, 'text compensation function 0773-A32944TWF; P2007010; Glorious__Tien 22 1374434 group of each of the above pixels to convert an original gray The order value is a moiré elimination gray scale value; S1004~ drives the above pixel with the above moiré elimination gray scale value; scan~ scan signal line.

0773-A32944TWF;P2007010;Glorious_Tien 230773-A32944TWF; P2007010; Glorious_Tien 23

Claims (1)

十、申請專利範圍: L一種影像顯示J 複數個像素; 其中包括: 5己fe體,儲存該 組;以及 Λ、象素各自的一雲紋補償參數 一專用集成電路,白 數組’並且分別與么杨本體讀取上述雲紋補償參 紋補償函式組,以轉換所::紋補償參數組組合成-雲 -雲紋消除灰階值以驅動像素的-原始灰階值為 生,償參數組乃由-參數產生器所產 感測測元件’對應料像素,並且分別產生一 以及 平均党度m ’量測料像素的-平均亮度 將該等像素之感測 一處理單元,根擄該平均亮度 資料分別轉換成一亮度資料;Λ 草德去、錢理早謂以至少—㈣試灰階值測試該 ’ 且根據上述測試灰階值與所對應之亮度資料 的關係,推估各像素之上述雲紋補償參數组。 2.如申請專利㈣第1項所述之影像顯示系統,直 中該處理單元將以㈣個上述測試灰階值測試該等像素 之上述亮度資料,以估算該等像素各自的—灰階值_亮度 關係。 0773-A32944TWF;P2007010;Glorious Tien 24 叫4434 3-如申請專利範圍第2項所述之影 中上述雲紋補償函式組包括 ^糸統,/盘 換,以函式表示如下: 原始灰&值預期亮度轉 其中, y 〇為上述原始灰階值; Lpeak為該像素的一蜂值亮度; γ為該像素的一迦馬參數;以及 xe為該原始灰階值y。滿足該峰 馬參數γ的一預期亮度。 儿又peak 4.如申請專利範圍第3項 中上述亦p比— ,5V 1豕肩不系統’其 述灰卩0值-壳度關係以函式表示如下: y=a-xn+b-x2+c-x+d ; 其中, 鲁 y為驅動該像素的灰階值; x為該像素對應灰階值y的亮度資料; 以及^心數參數,由該像素之上述迦馬參數決定; 雲纹^參將與該指數參數η組成該像素之上述 中上=申請專利範圍第4項所述之影像顯示系統,其 值輕拖〜文補償函式組更包括—預期亮度'雲蚊消除灰階 值轉換’以函式表示如下: 一文祕灰^ yc ~a,xen+b*xe2+c.x +d ; 〇773-A32944TWF;P2〇〇7〇i〇;Gl orious Tien 25 . f/由’yc為該像素之上述雲紋消除友階值 6.如申請專利範圍第3項所述之:值。 中上述灰階值-亮度關係以函式表示如;像顯示系統 y=a-xn+b-x+c ; . 其中, y為驅動該像素的灰階值; 對應灰階值亮度資料; 發光特性决參及數,由1示器上該像素所在區域 a b、與c將與該指數參 紋補償參數組。 數n組成該像素之上述: 7·如申請專利範圍第6項 中上述指數參數的設定方法 心像顯不系統,J 根據該顯示器之發光特性, 個區塊; 將該顯示器劃分為複# 於上述區塊中採樣; 計算所採樣之像素的 數 塊的-平均指數參數;以及即日數參數,以估計各區 述平均心數參數為所對應之區塊的上述指數參 8.如申請專利範圍第“ 中上述雲紋補償函式組'—〜衫像顯不系統’其 值轉換,以函式表示如下?—預期亮度-雲紋消除灰階 y〇 =a-xen+b.Xe+c ; >〇us Tien 0773-A32944TWF;P2〇〇7〇 1 〇;Gl〇n 26 9、士由^為5亥像素之上述雲紋消除灰階彳畜。 • D申4專利範圍第丨 〃 中上述處理單元更 項所34之影像顯示系統,其 灰階值轉換,以4 ^冗又資料執行一亮度資料-所需 ( 函式表示如下: Λ=(γ^)'·255 \ peak J > 其中, Xt為上述亮度資料;X. Patent application scope: L. An image display J plural pixels; including: 5 fel bodies, storing the group; and 云, pixels each of a moiré compensation parameter-application specific integrated circuit, white array 'and respectively And the Yang Yang body reads the above-mentioned moiré compensation parameter compensation function group, to convert the:: grain compensation parameter group into a cloud-cloud pattern to eliminate gray scale values to drive the pixel-original gray scale value to live, pay The parameter group is a sensing element generated by the -parameter generator, and correspondingly generates a pixel and an average brightness of the squared m's measuring pixel - the average brightness of the pixels is sensed by a processing unit, The average brightness data is respectively converted into a brightness data; Λ草德去, Qian Li said that at least - (four) test gray scale value test the ' and according to the relationship between the test gray scale value and the corresponding brightness data, estimate each pixel The above moiré compensation parameter group. 2. The image display system of claim 1, wherein the processing unit tests the brightness data of the pixels with the (four) test gray scale values to estimate respective gray scale values of the pixels. _ brightness relationship. 0773-A32944TWF; P2007010; Glorious Tien 24 is called 4434 3- As shown in the second paragraph of the patent application scope, the above-mentioned moiré compensation function group includes ^糸 system, /displacement, expressed as a function as follows: Original Gray & The value is expected to be luminance, y 〇 is the above original grayscale value; Lpeak is a bee brightness of the pixel; γ is a gamma parameter of the pixel; and xe is the original grayscale value y. An expected brightness of the peak horse parameter γ is satisfied. And then peak 4. As in the third paragraph of the patent application scope, the above p-ratio, 5V 1豕 shoulder system is not described as 'the ash 卩0 value-shell relationship is expressed as a function as follows: y=a-xn+b- X2+c-x+d ; wherein, y is the grayscale value of the pixel; x is the luminance data corresponding to the grayscale value y of the pixel; and the heart number parameter is determined by the gamma parameter of the pixel; The cloud pattern is combined with the index parameter η to form the pixel in the above-mentioned image display system according to item 4 of the patent application scope, and the value is lightly dragged to the text compensation function group to include - the expected brightness 'cloud mosquito elimination The gray scale value conversion 'is expressed as follows: a secret ash ^ yc ~ a, xen + b * xe2 + cx + d ; 〇 773-A32944TWF; P2 〇〇 7 〇 i 〇; Gl orious Tien 25 . 'yc is the above-mentioned moiré elimination friend value of the pixel. 6. As described in claim 3: value. The above gray scale value-luminance relationship is represented by a function such as; for example, the display system y=a-xn+b-x+c; wherein y is the gray scale value for driving the pixel; corresponding gray scale value luminance data; The characteristics of the parameters and the number, from the display area of the pixel ab, and c will be with the index parameter compensation parameter group. The number n constitutes the above-mentioned pixels: 7. The method for setting the above index parameter in the sixth item of the patent application scope is not systematic, J is based on the illuminating characteristics of the display, and the display is divided into complex # Sampling in the block; calculating the average index parameter of the number of pixels of the sampled pixel; and the parameter of the day number to estimate the average heart number parameter of each block as the above index of the corresponding block. "The above-mentioned moiré compensation function group '-~shirt image is not systematic" its value conversion, expressed as a function as follows? - expected brightness - moiré elimination gray scale y 〇 = a-xen + b. Xe + c; >〇us Tien 0773-A32944TWF; P2〇〇7〇1 〇; Gl〇n 26 9. The above-mentioned moiré eliminates gray-scale scorpion by 5 megapixels. • D Shen 4 patent scope 丨〃 The image display system of the processing unit of the above processing unit 34, the grayscale value conversion, and the execution of a luminance data with 4^ redundancy data is required (the function is expressed as follows: Λ=(γ^)'·255 \ peak J &gt Where Xt is the above brightness data; Lpeak為該像素的一峰值亮度; Y為該像素的-迦馬參數;以及 所需素滿足上料值亮度與迦馬參數γ時 而要輸入的-所需灰階值。 中上述〇處如理申^專利範圍第9項所述之影像顯示系統,其 所需灰計算上述賴灰階值與料應之上述 所而灰階值之間的一灰階值差距。Lpeak is the peak brightness of the pixel; Y is the Gamma parameter of the pixel; and the required gray level value to be input when the desired element satisfies the brightness of the loading value and the Gamma parameter γ. In the image display system described in the above-mentioned Japanese Patent Application No. 9, the required gray level is used to calculate a gray scale value difference between the gray scale value and the gray scale value of the material. JL中,^申1^專利跑圍第1G項所述之影像顯示系統, 即卜、個上述測試灰階值所對應的上述灰階值差距 即上述雲紋補償參數組。 12.如中請專利範圍第η項所述之影像顯示系統 d上述雲紋補償函式組所執行的動作更包括: 判斷該原始灰階值的大小;以及 選擇近似該原始灰階值的測試灰階值,以其所對應 之上述灰階值差距補償制始灰階值,以計算上述該 消除灰階值。 0773-A32944TWF;P20070J0;G]〇ri〇usTie„ 27 1374434In the JL, the image display system described in the 1G item of the patent application, that is, the above-mentioned gray scale value corresponding to the test gray scale value is the above-mentioned moiré compensation parameter group. 12. The image display system of the above-mentioned patent scope item n, wherein the action performed by the moiré compensation function group further comprises: determining a size of the original gray scale value; and selecting a test approximating the original gray scale value The gray scale value is compensated by the gray scale value corresponding to the gray scale value corresponding to the gray scale value to calculate the gray scale value. 0773-A32944TWF;P20070J0;G]〇ri〇usTie„ 27 1374434 13.如申請專利範圍第1G項所述之影像顯示系統, /、中某-上❹m灰㈣所對應之上述㈣健距、以 及複數個與上述原始灰階值之大小相關的比重參數即上 述雲紋補償參數組。 14_如申請專利範圍第13項所述之影像顯示系統, /、中上述雲紋補償函式組所執行的動作更包括: 判斷該原始灰階值的大小; 、將對應該原始灰階值之上述比重參數乘以上述灰階 值差距’以計算出一比重灰階值差距;以及 以。玄比重灰階值差距補償該原始灰階值,以計算出 上述雲紋消除灰階值。 15. 如申請專利範圍第1項所述之影像顯示系統,更 ^括”,、員示态面板,其中包括上述像素、該記憶體、以 及該專用集成電路。 16. 如申請專利範圍帛15j員所述之影像顯示系統, 更包括一電子裝置,其中包括: 上述顯示器面板;以及 一 一輸入單元,耦接該顯示器面板,以接收欲以該顯 示器面板顯示的影像畫面。 ^7.如申請專利範圍第16項所述之影像顯示系統’ Ί 4電子裝置為一行動電話、一數位相機、一個人數 位助理:—行動電腦、一桌上型電腦、一電視機…汽 車用顯示器 '或一可攜式光碟撥放器。 18.如申請專利範圍第丨項所述之影像顯示系統’其 0773-A32944TWF;P2007010;Gl〇rious Tien 28 1374434 .中該處理單元求取上述亮度資料時所遵循❸公式為 L=Lavg . (G/GAVG)r » ^ 其中, Lavg為上述平均亮度、 G為上述感測資料、 GAVG為該等像素所對應之上述感測資料的平均值 r為-調整係數,由上述感測㈣與 實際發光強度的一線性關係所決定。 像素之 19.一種雲紋缺陷消除方法,其中包括: 提供對應-顯示H之複數個像素的 件,以分別產生一感測資料; 邓兀 提供-料亮度㈣器,以量$彳料像素的 焭度; J 提供-處理單元’以根據該平均亮度, 之感測資料分別轉換成一亮度資料; 豕京 以至少試灰階值賴料",並絲據 述測試灰階值與所對應之亮度:#__,_ 的一雲紋補償參數組; 彳冢素 將上述会紋補你參數組儲存於一記憶體中; ;提供-專用集成電路,其中,該專用集成電路將 該記憶體讀取上述雲纟文& 、自 之上述雲紋補償參數组细八# ^ 豕常 換所對應之像素的一眉私七 轉 、 J原始灰階值為一雲紋消除灰階值; 以及 ’ rious_Tien 0773-A32944TWF;P20070I0;G1oi 29 1374434 以上述雲紋消除灰階值驅動上述像素。 法,範㈣19項所述之該缺陷消除方 述 减H職灰_氧該等像素之上 二如申該等像素各自的一灰階值-亮度關係。 如申凊專利.範圍第20項戶 法,其令上述灰階值古产 、处之去、、文缺陷消除方 火丨自值-冗度關係以函式表示 y=a-xn+b-x2+c.x+d ; . 其中, y為驅動該像素的灰階值; X為該像素對應灰階值y的亮度資料. 及η為—指數參數’由該像素的一迦馬參數決定;以 b c、與d將與該指數參數η 雲紋補償參數組。 ,,成忒像素之上述 22.如申請專利範圍第2 法,其令上述雲紋補;,,文缺除方 度轉換,以函式表示如下. 值預期冗 其中, y。為上述原始灰階值; Lpeak為5玄像素的一峰值亮度. y為該像素的上述迦馬參數;以及 W數Hi灰階值y。滿足該峰值亮度Lpeak與該避 馬參數γ的一預期亮度。 t ~~ L 0773-A32944TWF;P2007010;GI〇ri i〇us Tien 30 2 3.如申請專利範 法,其令上述雲紋補償函式_\^述之^紋缺陷消除方 除灰階值轉換,以函式表示如下 ^度·雲紋消 yc =a-xen+b-xe2+c-xe+d ; /、中,yc為該像素之上述帝 24‘如申請專利範圍第文職階值。 法,其十上述灰階值古声^項所述之雲紋缺陷消除方 一二 關係以函式表示如下: 其中, y為驅動該像素的灰階值; X為該像素對應灰階值丫的亮度資料; η為一指數參數, 發光特性決定;以& ^上該像素所在區域之 二b與c將與該指數參數 紋補償參數組。 取硪彳冢言之上述雲 25.如申請專利範图 法,其中上述指數參數的設定方^4括之雲紋缺陷消除方 個區發光純,將襲㈣劃分為複數 於上述區塊t採樣; 計算所採樣之像素的一 塊的-平均指數參數;以及私數參數,以估計各區 數 令上述平均指數參數為所對應之區塊的上述指數參 0773-A32944TWF;P20070l0;Glori〇us Tien 31 26.如申請專利範圍 法,1中上述带&項所述之雲紋缺陷消除方 度轉換,以函式表示如下:Ί括—原始灰階值-預期亮 ㈤, 其中, y。為上述原始灰階值; Lpeak為該像素的一峰值亮度. γ為該像素的一迦馬參數;以及 馬二=/。滿足該峰值亮〜與該迦 2 7 _如申請專利範圍筮 法,其中上述雲紋= f方 除灰階值轉換,以函式表示如^括-預期党度-雲紋消 y〇 =a-xen+b.Xe+c ; =為該像素之上述雲紋消除灰階值。 • °申靖專利範圍第19項所述之 法,更包括對上述亮声眘 —,,文缺响除方 /r 轉換,以函式表示如ί愤行一亮度資料-所需灰階值 yr •255 L \ peak 其中, Xt為上述亮度資料; Lpeak為該像素的一峰值亮度; γ為该像素的-逆馬參數;以及 0773-A32944TWF;P2〇〇7〇1〇;Gl〇ri >〇us_Tien 32 丄:)/4434 所需象素滿足上述峰值亮度乙一與迦馬參數γ時 厅而要輸入的一所需灰階值。 吋 纟中Μ專利Id圍第28項所述之雲紋缺陷消除 更包料算上述職灰階值 階值之間的一灰階值差距。 (所而灰 3〇.如申明專利範圍第29項所述之雲紋缺陷消除方13. The image display system according to claim 1G of the patent application, wherein the (four) pitch corresponding to the middle/upper m gray (four) and the plurality of specific gravity parameters related to the size of the original gray scale value are Moire compensation parameter set. 14_ The image display system of claim 13, wherein the action performed by the cloud compensation function group further comprises: determining a size of the original grayscale value; and corresponding to the original grayscale value The above-mentioned specific gravity parameter is multiplied by the above-mentioned grayscale value difference' to calculate a specific gravity grayscale value difference; The original gray scale value difference compensates the original gray scale value to calculate the above moiré elimination gray scale value. 15. The image display system of claim 1, further comprising a panel of the above-mentioned pixels, the memory, and the ASIC. 16. Patent application scope 帛 15j The image display system further includes an electronic device, including: the display panel; and an input unit coupled to the display panel to receive an image displayed by the display panel. ^7. The image display system described in item 16 of the patent scope Ί 4 electronic device is a mobile phone, a digital camera, a number of assistants: a mobile computer, a desktop computer, a television set, a display for a car, or a Portable optical disc player 18. The image display system as described in the scope of the patent application, its 0773-A32944TWF; P2007010; Gl〇rious Tien 28 1374434. The processing unit is required to follow the above brightness data. The formula is L=Lavg . (G/GAVG)r » ^ where Lavg is the above average brightness, G is the above sensing data, and GAVG is the above sense corresponding to the pixels. The average value r of the data is an adjustment coefficient determined by a linear relationship between the above sensing (4) and the actual luminous intensity. Pixel 19. A method for removing moiré defects, comprising: providing a plurality of pixels corresponding to - displaying H Piece to generate a sensing data separately; Deng Wei provides a material brightness (four) device to measure the twist of the pixel; J provides a processing unit to convert the sensing data into a brightness data according to the average brightness豕 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以 以The group is stored in a memory; providing an application-specific integrated circuit, wherein the ASIC reads the cloud text & and the moiré compensation parameter group from the above-mentioned moiré compensation group The corresponding pixel of the eyebrows is seven turns, the J original grayscale value is a moiré elimination grayscale value; and 'rious_Tien 0773-A32944TWF; P20070I0; G1oi 29 1374434 drives the above pixels with the above-mentioned moiré elimination grayscale value Method, Fan (4), the defect elimination method described in item 19, minus H, ash, oxygen, and the above two pixels, such as a gray-scale value-brightness relationship of the pixels. For example, claim patent. The method, which causes the gray scale value to be ancient, the place to go, and the text defect elimination square fire self-value-duplicity relationship is expressed by a function y=a-xn+b-x2+c.x+d; y is the grayscale value of the pixel; X is the luminance data of the grayscale value y corresponding to the pixel. And η is the exponential parameter 'determined by a gamma parameter of the pixel; bc, and d will be the index Parameter η moiré compensation parameter group. , as described above in the 忒 pixel 22. As in the second method of the patent application, the above-mentioned moiré complement;,, the text is missing the square transformation, expressed as a function as follows. The value is expected to be redundant, y. It is the above original grayscale value; Lpeak is a peak luminance of 5 pixels. y is the above-mentioned gamma parameter of the pixel; and W is Hi grayscale value y. An expected brightness of the peak luminance Lpeak and the horse avoidance parameter γ is satisfied. t ~~ L 0773-A32944TWF; P2007010; GI〇ri i〇us Tien 30 2 3. If the patent specification method is applied, the above-mentioned moiré compensation function _\^ describes the pattern defect elimination side except gray scale value conversion The function is expressed as follows: ^度·云纹消 yc = a-xen+b-xe2+c-xe+d ; /, medium, yc is the above-mentioned emperor 24' of the pixel, as in the scope of the patent application. The method of the above-mentioned gray-scale value of the above-mentioned gray-scale value is described by a function as follows: where y is the gray-scale value of the pixel; X is the corresponding gray-scale value of the pixel. The brightness data; η is an exponential parameter, and the illuminance characteristic is determined; and the b and c of the area where the pixel is located will be the parameter set of the index parameter compensation. Taking the above-mentioned cloud of rumors 25. If the patent specification diagram method is applied, the setting of the above-mentioned index parameter ^4 includes the moiré defect elimination square area illuminating pure, and the attack (four) is divided into plural numbers in the above-mentioned block t sampling. Calculating a-mean-index parameter of a piece of the sampled pixel; and a private number parameter to estimate the number of the respective regions so that the above-mentioned average index parameter is the above-mentioned index of the corresponding block. Reference 0773-A32944TWF; P20070l0; Glori〇us Tien 31 26. For example, in the patent application scope method, the moire defect elimination squareness conversion described in the above item & item is expressed as follows: —--original gray-scale value-expected bright (five), where y. Is the original gray scale value; Lpeak is a peak brightness of the pixel. γ is a jama parameter of the pixel; and Ma 2 = /. Satisfy the peak bright ~ with the Cana 2 7 _ as claimed in the patent range, where the above moiré = f side is divided by the gray scale value, expressed as a function such as ^ - - - - - - - - - - - - - -xen+b.Xe+c ; = is the above-mentioned moiré elimination gray scale value of the pixel. • ° Shenjing patent scope of the law described in item 19, including the above-mentioned light-sounding-,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, Yr • 255 L \ peak where Xt is the above luminance data; Lpeak is the peak luminance of the pixel; γ is the inverse-parameter parameter of the pixel; and 0773-A32944TWF; P2〇〇7〇1〇; Gl〇ri &gt ;〇us_Tien 32 丄:)/4434 The desired pixel satisfies the required peak gray level value of the above-mentioned peak luminance B1 and the Gamma parameter γ time chamber.云 纟 纟 Μ Μ Id Id Id Id Id Id Id Id Id Id Id Id Id Id Id Id Id Id Id Id Id Id Id Id Id Id Id Id Id Id Id Id Id (所灰3〇. The moiré defect elimination party described in claim 29 of the patent scope 法’更包括令複數個上述測試灰階值所對應的上述灰 值差距為上述雲紋補償參數組。 白 、31.如申請專利範圍第3〇項所述之雲紋缺陷消除方 法,其中上述雲紋補償函式組所執行的動作更包括: 判斷邊原始灰階值的大小;以及 選擇近似該原始灰階值的測試灰階值,以其所對應 之上述灰階值差距補償該原始灰階值,以計算上述雲: 消除灰階值。 τ、 32.如申請專利範圍第29項所述之雲紋缺陷消除方 法,更包括令某一上述測試灰階值所對應之上述灰階值 差距、以及複數個與上述原始灰階值之大小相關的比重 參數為上述雲紋補償參數組。 33.如申請專利範圍第32項所述之雲紋缺陷消除方 法’其中上述雲紋補償函式組所執行的動作更包括: 判斷該原始灰階值的大小; 將對應該原始灰階值之上述比重參數乘以上述灰階 值差距,以計算出一比重灰階值差距;以及 以該比重灰階值差距補償該原始灰階值,以計算出 0773-A32944TWF;P2007010;Glorious_Tien 33 1374434 上述雲紋消除灰階值。The method further includes causing the above gray value difference corresponding to the plurality of test gray scale values to be the above moiré compensation parameter group. The moiré defect elimination method according to the third aspect of the invention, wherein the action performed by the moiré compensation function group further comprises: determining a size of an original gray scale value; and selecting the approximate original The gray scale value of the gray scale value is compensated by the gray scale value corresponding to the gray scale value corresponding to the original gray scale value to calculate the cloud: the gray scale value is eliminated. τ, 32. The moiré defect elimination method according to claim 29, further comprising: the gray scale value difference corresponding to a certain test gray scale value, and the plurality of and the original gray scale value The relevant specific gravity parameter is the above moiré compensation parameter group. 33. The moiré defect elimination method according to claim 32, wherein the action performed by the moiré compensation function group further comprises: determining a size of the original grayscale value; and corresponding to the original grayscale value The above specific gravity parameter is multiplied by the grayscale value difference to calculate a specific gravity grayscale value difference; and the original grayscale value is compensated by the specific gravity grayscale value difference to calculate 0773-A32944TWF; P2007010; Glorious_Tien 33 1374434 The pattern eliminates the grayscale value. 0773-A32944TWF;P2007010;Glorious_Tien 340773-A32944TWF; P2007010; Glorious_Tien 34
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