TWI321310B - Active matrix display device and driving method thereof - Google Patents

Active matrix display device and driving method thereof Download PDF

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TWI321310B
TWI321310B TW095106945A TW95106945A TWI321310B TW I321310 B TWI321310 B TW I321310B TW 095106945 A TW095106945 A TW 095106945A TW 95106945 A TW95106945 A TW 95106945A TW I321310 B TWI321310 B TW I321310B
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potential
active matrix
display device
driving
display
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TW095106945A
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TW200632854A (en
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Kouji Ikeda
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Sanyo Electric Co
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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
    • G09G3/22Control 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
    • G09G3/30Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G09G3/32Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
    • G09G3/3208Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
    • G09G3/3225Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix
    • G09G3/3233Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element
    • 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
    • G09G3/30Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • 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
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00Aspects of the constitution of display devices
    • G09G2300/08Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
    • G09G2300/0809Several active elements per pixel in active matrix panels
    • G09G2300/0842Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00Aspects of the constitution of display devices
    • G09G2300/08Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
    • G09G2300/0876Supplementary capacities in pixels having special driving circuits and electrodes instead of being connected to common electrode or ground; Use of additional capacitively coupled compensation electrodes
    • 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
    • G09G2310/0243Details of the generation of driving signals
    • G09G2310/0254Control of polarity reversal in general, other than for liquid crystal displays
    • 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
    • G09G2310/06Details of flat display driving waveforms
    • G09G2310/061Details of flat display driving waveforms for resetting or blanking
    • 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
    • G09G2320/0233Improving the luminance or brightness uniformity across the screen
    • 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
    • G09G2320/04Maintaining the quality of display appearance
    • G09G2320/043Preventing or counteracting the effects of ageing
    • 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
    • G09G3/30Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G09G3/32Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
    • G09G3/3208Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
    • G09G3/3275Details of drivers for data electrodes
    • G09G3/3291Details of drivers for data electrodes in which the data driver supplies a variable data voltage for setting the current through, or the voltage across, the light-emitting elements

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Control Of El Displays (AREA)
  • Electroluminescent Light Sources (AREA)
  • Liquid Crystal Display Device Control (AREA)

Description

1321310 九、發明說明: 【發明所屬之技術領域】 本發明係關於一種主動矩陣型異員梦 【先前技術】 為裳置及其驅動方法 近年來’開發-種使用有機電激發光元件〜^ ectro Lummescence DeVlce:以下稱「有機 el 元 之有機EL顯示裝置,作為取代CRT及LCD之顯 ^ 特別是,開發一種具備有薄膜 " τ . 寸狀电日日體(Thin Film
Tra刪tor :以下稱「TFT」)之主動矩陣型有機肛顯示裝 置’以作為用α驅動該有機EL元件之開關元件。 以下’參照圖式說明主動矩陣型有機EL顯示裝置 第3圖係該有機EL顯示裝置之等效電路圖。在第3圖中, 僅顯示以矩陣狀配置在顯示面板4⑻之複數個顯示像 的1個顯示像素21 〇。 延伸在列方向之像素選擇信號線211與延伸在行方向 之顯示信號線212的交差點,配置有N通道型之像素選擇 :抓2〗3。該像素選擇用㈣〗3之㈣係連接在像素選 信號線211,其汲極係連接在顯示信號線212。在像素選 擇信號線211施加有從垂直驅動電路3〇1輸出之高位準= 像素選擇信號G,依該信號G使像素選擇用Tmi3導通 ^顯示信號線212則從水平驅動電路搬輸出有顯示信號 像素選擇用TFT213之源極係連接在p通道型之驅動 用丁 FT214之閘極。在驅動用TFT2M之源極係連接有用以 317890 5 1321310 供給正電源電位〜dd的電源線2】5。驅動田 極係連接在有機Er 艇動用TFT214之没 角M EL το件216之陽極。力古 之陰極供給有負電源電位CV。 切機EL元件216 之間而=在=;^簡丨3之料與保持電容線爪 運接有保持電容218。保持電容線 定之電位。保持電容218係用以 像:用固定在- 施加在像素選擇信號線21〗之 象^則3 期間予以保持。 遽D在-水平 接者’說明上述有機EL顯示裝置之 準的像素選擇信號…水平期間施…:田將-位 211時,#去、㈣ '〜間知加在像素選擇信號線 時像素選擇用TFT213會呈導通狀態。 唬線212的所鹼屮夕翩-户咕 ‘,’、負不仏 ΤΡΤ2η 出之』不“諕D係透過像素選擇用
丄r izi j ’施加在驅動用丁FT 所仅姓+ 閘極,且由保持電容218 所保持。亦即,將顯示信號D寫人顯示像素21〇。 再者’依據施加在驅動用TFT214之閘極的顯示信號 ’驅動用TFT214之電導會產生變化’當驅動用TFT2H 呈導通狀態時,對應該電導之電流會經由驅㈣tft214 :給^有機肛元件216,有機EL元件216會以對應該電 流之亮度點亮。另一方面’依據供給至該閑極之顯示信號 D’當驅動用TFT214呈不導通狀態時,由於電流未流通在 驅動用TFT214 ’因此有機EL元件216會熄滅。 在1圖場期間,藉由對全部列之顯示像素210進行前 述動作,可在顯示面板整體顯示所希望之圖像。 此外’本案相關之技術文獻係列舉以下之專利文獻。 317890 6 (專利文獻1}曰本特開2004-341435號公報 【發明内容】 (發明所欲解決之課題) -部=生=機肛顯示裝置中’會有在顯示面板之 產生口有機EL元件216之發光造赤沾找你
劣化的:題。這是由於對於同-= ,、 '人寫入顯示仏唬D時之驅動用TF 導通狀態(⑽嶋0FF狀態),在這次 = 會流通有與依據這次之顯示信號〇所 :不同:電流値的電流之故。亦即,在驅動用τ二 ^,机具有磁滯現象(hysteresis)。該現象係在顯示信號 .,、、同位準與低位準之巾間位準的錢時特卿著。, 一根據本發明者之研究’該磁滯現象係在寫人前 缘流通於驅動用TFT214之載子(電洞)被捕 集在4閘極絕緣膜中,該捕集之載子會使驅動肖抓叫 之&a界値產生變動。 (解決課題之手段) 且4:: ίΓ提供一種抑制上述之顯示面板的殘像, 且貝現顯不品質之提升的主動矩陣型顯示裝置。 本發明之絲矩陣型顯示裝㈣具備配置成矩陣狀之 複數個顯不像素m貞轉素具有:依據像素選擇作號 而導通之像素選擇用電晶體;發光元件;域透過像素選 擇用電晶體施加之顯示信號來驅動發光元件的驅動用電晶 體;及連接在驅動用電㈣之閘極與保持電轉之間,: 317890 7 1^21310 信號的保持電容;而且具備電位 二二”將保持電容線之電位從第1電位切換為:: 弟】电位不同之第2電位 、,亥 ::在歸線期間結束前,將保持 位切換回復到第】電位者。 电位伙弟2電 根據§亥構成,由於可將播 緣膜令的载子抽出至源^動用電晶體之間極絕 顯示像本m 極,因此在將_信號寫入 值電麗樓別是臨界 的電流値之電流會恆常“在:二示適當 、示面板之殘像現象。動用電曰曰體’而可抑制顯 方法再:::發明係提供一種主動矩陣型顯示裝置的驅動 :顯示像素’而各顯示像素具有:依據像素選擇信= 素選擇用電晶體;發光元件;依據透過像素選擇用 電曰義加之顯示信號來驅動發光元件的驅動用. 及連接在驅動用電晶體之閘極與保持電容線之間,:掊 顯不信號的保持電容;而該驅動方法係在將前 述:持電容線之電位從第1電位切換為與該第二: ,而將驅動用電晶體設為關斷狀態,且在歸線 』間、、、。束别,將保持電容線之電位從第2電位切換回復到 第1電位’在歸線期間結束後之影像顯示期間,依據像素 選擇信號並透過像素選擇用電晶體將顯示信號施動 用電晶體。 317890 8 1321310 (發明之效果) ,面板‘殘偯發月-在主動矩陣型顯示袈置中’可抑制顯示 面板的殘像,且實現顯示品質之提升。 • 【實施方式】 、示=及說明本發明實施形態之有機el 等效電路圖:、1Π二第1圖:該有機EL顯示裝置的 中之複數個顯示像素中,僅顧-τ在.·,、員不面板400 φ圖中,盘第3ΗΓ/、4 個顯示像素21G。在苐1 說明。 圖同一之構成部分賦予相同之符號並省略其 在該有機EL顯示裝置中,於顯示面板彻 動電路301、水平驅^ | +直驅 、$ 及顯不像素21G之保持電 、、、 ,連接有顯示面板400之控^ f* & μ k β LSI100 〇 &徑制電路的控制用 控制用LSI100係具備••用 STV > CVM , 啓始脈衝信號 ⑽等驅動二=二平啓始脈衝信號STH、水平時脈 動彳5唬的驅動佗號產生電路101,·及以時, series)方式將對^| ^時間序列 觫η工k T應於作為顯不對象之畫像的顯干俨 "予以輸出的顯示信號產生電路1〇2。 、尨 再者,控制用LSI_係具備與保持電容線217 ^切換電㉟1G3。該電位切換電路⑼ 弟1電位V】切換為比該第】電位νι更高之第 位处 而將前述驅動用雷曰辦,。 電位V2 ’ 用電曰曰體ΜΑ設為關斷狀態’且在歸綠期間 3】7890 9 結束前,將保持電容線217之電位從 復到第1電位V1。 弟2電位V2切換回 關== 關斷狀態,但該關斯狀態並非為完全 心,、可,其係指依據施加在該驅動 電關斷的狀況,並非指完全 > 〇 V) ’第2電位V2最好為電源線2 \ 如約7至8V)。 电源電位PVdd(例 接著’參照圖式說明 顯示裝置之驅叙古土姑苑形態之有機EL 裝置之驅動方法。第2圖係用 之有機EL顯示裝置之驅動方法的時序圖。A㈣ 令輸電位切換電路1〇3係在影像顯示期間 1=2 但在歸線期間中係將第1電位VI切 ' 立V2,而將保持電容線21 7之電位上昇至第2 電位V2。 、电饥上歼至弟2 於疋,错由保持電容218之電 TFT214之間炻1定.§5動用 上昇至第2電位V2 IT電麗變化份AV從第1電"丨 比其源極電位高,且古口;;’=用Τ™4之閘極電位會 上,使該驅動用電==電晶體214之臨界値以 -次之顯示信號D :宜成為關斷狀態。此時’藉由前 4之閉極入使載子_)被捕如 極纽極之電場(電洞)會因從閘極朝向源 為穿隨電流(tunnel current),並從間 317890 1321310 極絕緣膜被抽出至源極或汲極。 電氣特性被初期化。 因此,驅動用 TFT214 之 技士妾著在歸線期間結束前’電位切換電路1G3係將伴 持電容線217之電也俨楚ο + 纷係將保
Vl 士, 《弟2電位V2切換回復到第1電位 V1。由此,驅動用丁FT01/t 不电m ^ _ 214之閘極電位回復到 保持電容21 8亦成為徂姓士店+ ή 、 战馮保持有原來之顯示信號D之狀熊。 然後.,在歸線期間結束後 ^ 古財^ ^ 末後進入衫‘顯示期間時,垂 …脈衝信號STV會從控制用LSI1 電路m輸出至垂直驅動電路301。於 虎產生 信號STV會目垂直_| 疋4 4始脈衝 ^ 勑罨路301與垂直時脈CKV同步位 r並輸出高位準之像素選擇信號0,依該信號G使:素 ^_TFT213在1水平㈣導通。而且,在i水平„ 二J從驅動信號產生電路⑼輸出至水平驅動電路3。; =驅動信號STH(未圖示)同步,將顯示信號d從水平 輸出至顯示像素训之顯示信號線212,並 T^f4 ^ T™3將該顯示信號D施加在驅動用 TFT2U之閘極,並且保持在保持電容218。再者,將對岸 於顯不錢D之電流從驅動用TFni4供給至有機肛元 件216 ’而使有機EL元件216發光。 如此,根據本實施形態,由於在未將顯示信號〇輸出 至顯示信號線212的歸線期間中,抽取驅動用tft2u之 閘極絕緣膜中的載子(電洞),並使其電氣特性初期化,因 此可抑制顯*面板彻之殘像現象,並提升其顯示品質。 再者’在上述之實施形態中’係採用有機虹元件216 317890 ⑴ 1310 作為發光元件’但亦可採用有機EL元件料之 例如無機EL元件或發光二極體來取代。 :者,在上述之實施形態中,像素選擇用T咖係 口 Ν通道型TFT,驅動用TFT214係例如ρ通道型 但該等TFT料為其他導電通 Τ ν 通道型TFT時’與上述實施形態相 ,Ν 設定為比第i電位V1低。... P電位”係 再者,在上述之實施形態中’電位切換 置在扣击I丨田T Q Τ 1 η Λ rU 踢' 1 0 3係g史 直牡衩制用LSI1 〇〇中,但如第3圖等 設置在顯示面板中。 3之〇電路所示,亦可 【圖式簡單說明】 第1圖係本發明實施形態之有 電路圖。 •、属不裝置的等效 第2圖係用以說明本發明實施形態之 置之驅動方法的時序圖。 機顯不裝 第3圖係本發明實施形態之有機 _ 等效電路圖。 $機此顯不裝置的另一
第4圖係習知例之有機E]L 【主 要元件符號說明】 100 控制用LSI 101 102 顯示信號產生電路 103 電位切換電路 210 211 1素選擇信號線 212 213 像素選擇用TFT 214 要分料杜一一 丁衣置的專效電路圖。 驅動信號產生電路
顯示像素 顯示信號線 驅動用TFT 317890 12 1321310 215 電源線 216 有機EL元件 217 保持電容線 218 保持電容 301 水平驅動電路 302 水平驅動電路 400 顯示面板 CKV 垂直時脈 CKH 水平時脈 CV 負電源電位 D 顯示信號 G 像素選擇信號 PVdd 正電源電位 STH 水平啓始脈衝信號 STY 垂直啓始脈衝信號
13 317890

Claims (1)

  1. 丄J厶丄:)丄u 、申請專利範圍·· •個==陣型顯示裝置,係具備配置成矩陣狀之複數 選擇素;π據像素選擇信號而導通之像素 m Λ光70件,依據透過前述像素選擇用電 二曰“口之顯示信號來驅動發光元件
    在前述驅動用電晶體之間極與保持電容= 間且保持削述顯示信號的保持電容; 隸具備電位切換電路,其係在歸線期間中將前 :之、:;谷線之電位從第1電位切換為與該第1電位不 :弟電位’而將前述驅動用電晶體設為關斷狀態, ^線期間結束前,將保持電容線之電位從第2電位 切換回復到第1電位者。 2. =申5月專利範圍帛!項之主動矩陣型顯示裝置,其中, 前述第2電位係比前述第1電位高。 /、 3. =申凊專利範圍第2項之主動矩陣型顯示i置,其中, 月J述第2 f;位係與供給至前述發光元件之電源電位相 同0 4. 如申凊專利範圍第3項之主動矩陣型顯示裝置,其中, 前述第1電位係接地電位。 5. 如申請專利範圍第i項至第4項令任一項之主動矩陣型 顯不裝置,其中,前述發光元件係有機電激發光元件。 6. —種主動矩陣型顯示裝置之驅動方法,該主動矩陣型顯 不裝置係具備配置成矩陣狀之複數個顯示像素, 317890 14 1321310 各顯示像素具有··依據像 選擇用電晶體;發光元 诚、擇^而導通之像素 晶體施加之顯示作 ^據透過前述像素選擇用電 體;及連接在前:驅^動發光元件的驅動用電晶 間,且保持顯示信號的保與保持電容線之 u W I不付电谷,該驅動方 在歸線期間中將前述保持電容線立Ί為: 切換為與該第」電位不同 位 電晶體設為關斷狀態, 电位❿將則述驅動用 且在歸線期間結束前,將前述 第2電位切換回復到第丨電位, “線之電位從 在歸線期間結束後之影像 選擇信號並透過前述像素選擇用電晶象素 號施加在前述驅動用電晶體。 豸將則述顯示信 申::利乾圍第6項之主動矩陣型顯示裝置之驅動方 8 f由前述第2電位係比前述第1電位高。 8. :=利範圍第7項之主動矩陣型顯示裘置之驅動方 / '、,别述第2電位係與供給至前述發光元件之電 源電位相同。 $ 9. 如申凊專利範圍第8項之主動矩陣型顯示裝置之驅動方 法其中,如述第1電位係接地電位。 瓜如申請專利範圍第6項至第9射任一項之主動矩陣型 *、頁7r 4置之驅動方法,其令,前述發光元件係有機電激 發光元件。 317890 】5
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11013087B2 (en) 2012-03-13 2021-05-18 Semiconductor Energy Laboratory Co., Ltd. Light-emitting device having circuits and method for driving the same

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4986468B2 (ja) * 2005-03-11 2012-07-25 三洋電機株式会社 アクティブマトリクス型表示装置
TWI327720B (en) * 2005-03-11 2010-07-21 Sanyo Electric Co Active matrix type display device and driving method thereof
KR20070059403A (ko) * 2005-12-06 2007-06-12 삼성전자주식회사 표시 장치 및 그 구동 방법
KR20070092856A (ko) * 2006-03-09 2007-09-14 삼성에스디아이 주식회사 평판표시장치 및 데이터신호 형성방법
JP5224702B2 (ja) * 2006-03-13 2013-07-03 キヤノン株式会社 画素回路、及び当該画素回路を有する画像表示装置
KR100837335B1 (ko) * 2006-12-13 2008-06-12 재단법인서울대학교산학협력재단 평판 표시 장치의 화소 회로
JP2010091879A (ja) * 2008-10-09 2010-04-22 Nippon Hoso Kyokai <Nhk> 表示駆動回路及びそれを用いたディスプレイ装置
CN102346997B (zh) * 2010-08-04 2014-07-16 群康科技(深圳)有限公司 像素结构及显示器的驱动方法
CN101976541B (zh) * 2010-11-04 2013-04-17 友达光电股份有限公司 显示面板驱动方法
KR101560239B1 (ko) * 2010-11-18 2015-10-26 엘지디스플레이 주식회사 유기 발광 다이오드 표시장치와 그 구동방법
TWI425493B (zh) * 2010-12-28 2014-02-01 Au Optronics Corp 平面顯示裝置及其工作電位調整方法
KR102108330B1 (ko) * 2012-09-25 2020-05-07 엘지디스플레이 주식회사 액정표시장치를 포함하는 전자기기 및 그 구동방법
KR20140044578A (ko) * 2012-10-05 2014-04-15 삼성디스플레이 주식회사 화소, 표시장치 및 그 구동 방법
US9806098B2 (en) 2013-12-10 2017-10-31 Semiconductor Energy Laboratory Co., Ltd. Light-emitting device
TWI705428B (zh) * 2019-11-25 2020-09-21 友達光電股份有限公司 發光二極體裝置及其控制方法

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5945866A (en) * 1996-02-27 1999-08-31 The Penn State Research Foundation Method and system for the reduction of off-state current in field effect transistors
JP3520396B2 (ja) * 1997-07-02 2004-04-19 セイコーエプソン株式会社 アクティブマトリクス基板と表示装置
JP2001117534A (ja) 1999-10-21 2001-04-27 Pioneer Electronic Corp アクティブマトリクス型表示装置及びその駆動方法
JP4212079B2 (ja) * 2000-01-11 2009-01-21 ローム株式会社 表示装置およびその駆動方法
JP3956572B2 (ja) * 2000-03-13 2007-08-08 セイコーエプソン株式会社 液晶装置用基板の製造方法
JP2002040486A (ja) * 2000-05-19 2002-02-06 Seiko Epson Corp 電気光学装置、その製造方法および電子機器
US6864863B2 (en) 2000-10-12 2005-03-08 Seiko Epson Corporation Driving circuit including organic electroluminescent element, electronic equipment, and electro-optical device
TW548621B (en) * 2000-12-08 2003-08-21 Matsushita Electric Ind Co Ltd EL display device
US7061451B2 (en) * 2001-02-21 2006-06-13 Semiconductor Energy Laboratory Co., Ltd, Light emitting device and electronic device
JP4027614B2 (ja) * 2001-03-28 2007-12-26 株式会社日立製作所 表示装置
JP4869497B2 (ja) * 2001-05-30 2012-02-08 株式会社半導体エネルギー研究所 表示装置
CN102290005B (zh) * 2001-09-21 2017-06-20 株式会社半导体能源研究所 有机发光二极管显示装置的驱动方法
WO2003034385A2 (en) * 2001-10-19 2003-04-24 Clare Micronix Integrated Systems, Inc. System and method for illumination timing compensation in response to row resistance
US7167169B2 (en) * 2001-11-20 2007-01-23 Toppoly Optoelectronics Corporation Active matrix oled voltage drive pixel circuit
JP2003167551A (ja) * 2001-11-28 2003-06-13 Internatl Business Mach Corp <Ibm> 画素回路の駆動方法、画素回路及びこれを用いたel表示装置並びに駆動制御装置
JP4218249B2 (ja) * 2002-03-07 2009-02-04 株式会社日立製作所 表示装置
JP4123084B2 (ja) * 2002-07-31 2008-07-23 セイコーエプソン株式会社 電子回路、電気光学装置、及び電子機器
KR100479770B1 (ko) * 2002-08-29 2005-04-06 엘지.필립스 엘시디 주식회사 오프스트레스에 의한 전계효과트랜지스터의 오프전류 감소방법 및 시스템
JP3949040B2 (ja) 2002-09-25 2007-07-25 東北パイオニア株式会社 発光表示パネルの駆動装置
EP1577864B1 (en) * 2002-12-27 2013-08-14 Semiconductor Energy Laboratory Co., Ltd. Semiconductor device, light-emitting display apparatus, and method for driving them
JP4023335B2 (ja) * 2003-02-19 2007-12-19 セイコーエプソン株式会社 電気光学装置、電気光学装置の駆動方法および電子機器
JP4623939B2 (ja) * 2003-05-16 2011-02-02 株式会社半導体エネルギー研究所 表示装置
US8537081B2 (en) * 2003-09-17 2013-09-17 Hitachi Displays, Ltd. Display apparatus and display control method
JP4836402B2 (ja) * 2003-09-29 2011-12-14 東北パイオニア株式会社 自発光型表示装置
JP4180018B2 (ja) * 2003-11-07 2008-11-12 三洋電機株式会社 画素回路及び表示装置
US7333102B2 (en) * 2003-12-31 2008-02-19 Intel Corporation Self-configured display power supply
US8013809B2 (en) * 2004-06-29 2011-09-06 Semiconductor Energy Laboratory Co., Ltd. Display device and driving method of the same, and electronic apparatus
TWI288902B (en) * 2004-06-30 2007-10-21 Au Optronics Corp Active matrix organic light emitting diode (AMOLED) display, a pixel driving circuit, and a driving method thereof
TWI327720B (en) * 2005-03-11 2010-07-21 Sanyo Electric Co Active matrix type display device and driving method thereof
JP4986468B2 (ja) * 2005-03-11 2012-07-25 三洋電機株式会社 アクティブマトリクス型表示装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11013087B2 (en) 2012-03-13 2021-05-18 Semiconductor Energy Laboratory Co., Ltd. Light-emitting device having circuits and method for driving the same

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TW200632854A (en) 2006-09-16
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US20060208976A1 (en) 2006-09-21
KR20060099456A (ko) 2006-09-19
CN1831918A (zh) 2006-09-13

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