TW201015521A - Pixel structure, display panel and driving methods thereof - Google Patents

Pixel structure, display panel and driving methods thereof Download PDF

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Publication number
TW201015521A
TW201015521A TW97138427A TW97138427A TW201015521A TW 201015521 A TW201015521 A TW 201015521A TW 97138427 A TW97138427 A TW 97138427A TW 97138427 A TW97138427 A TW 97138427A TW 201015521 A TW201015521 A TW 201015521A
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Taiwan
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type
transistor
line
level
scan line
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TW97138427A
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Chinese (zh)
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TWI409772B (en
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Tung-Ying Wu
Chia-Hang Lee
Fu-Chi Yang
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Chi Mei Optoelectronics Corp
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Priority to TW97138427A priority Critical patent/TWI409772B/en
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Publication of TWI409772B publication Critical patent/TWI409772B/en

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Abstract

A driving method of a pixel structure includes the steps of transmitting a driving signal with a first level to turn on a first-type transistor and turn off a second-type transistor through a scan line, and writing a first image data into a pixel equivalent capacitance through a data line and the first-type transistor in a first time period; transmitting a driving signal with a second level to turn off the first-type transistor and the second-type transistor through the scan line in a second time period; and transmitting a driving signal with a third level to turn on the second-type transistor and turn off the first-type transistor through the scan line, and writing a second image data into the pixel equivalent capacitance through a signal line and the second-type transistor in a third time period.

Description

201015521 九、發明說明: 【發明所屬之技術領域】 本發明係關於一種畫素架構、顯示面板及其驅動方 法。 【先前技術】 顯示裝置為現今生活中不可或缺的電子產品之一,其 由早期的陰極射線管(cath〇de ray tube,CRT )顯示裝置發 © 展至現今的液晶顯示(liquid crystal display,LCD )裝置以 及有機發光二極體(organic light-emitting diode, OLED) 顯示裝置等,並廣泛應用於通訊、資訊及消費性電子等產 品上。 以液晶顯示裝置而言,依據其液晶分子反應速度、液 晶顯示裝置的驅動方式、背光模組產生的顯示光源以及人 眼追蹤特性(eye-tracking characteristic)等原因的影響, 使得液晶顯示裝置於切換顯示畫面時產生動態模糊 © ( motion blur )的問題。 動態模糊係指於切換顯示畫面的過程中,產生了邊緣 輪廓模糊的現象。為了改善動態模糊的問題,習知的液晶 顯示裝置係利用高速液晶材料、或使用過驅動(over driving)的驅動方式、或插黑晝面(black frame insertion) 技術等方法,來改善動態模糊的問題。 請參照圖1所示,習知的一種使用插黑畫面技術的一 畫素架構1係包含一第一電晶體Tu、一第二電晶體T12 201015521 以及一畫素等效電容cu。 第一電晶體T"係與一第一掃描線Sn、一資料線 以及第二電晶體Τη電性連接,第二電晶體Ti2係與一第二 掃描線Su以及一訊號線(圖未示)電性連接,書素等效 電谷C!丨係與第一電晶體Tu以及第二電晶體丁12電性連 接。於此,第一電晶體Tu以及第二電晶體丁12皆為Ν型 金氧化半導體(n-type metal-oxide-semiconductor,NMOS ) 電晶體。另外,畫素等效電容Cu具有相互電性連接之一 液晶電容CLC1以及一儲存電容CST1。 请參照圖2所示’以說明上述的畫素架構1的作動。 於一第一時間tn内,掃描線S"傳送高準位之驅動訊號導 通第一電晶體Tn,且掃描線Su傳送低準位之驅動訊號截 止第二電晶體T〗2。此時,一影像資料係可經由資料線D"、 第一電晶體τπ寫入畫素等效電容Cli,畫素等效電容 的兩端具有一電位差。 於一第二時間tls内,掃描線su以及掃描線Si2皆為 傳送低準位之驅動訊號分別戴止第一電晶體了"以及第二 日 SA 丁 电日日猫12。 於一第三時間tu内,掃描線Sn傳送低準位之驅動訊201015521 IX. Description of the Invention: TECHNICAL FIELD OF THE INVENTION The present invention relates to a pixel architecture, a display panel, and a driving method thereof. [Prior Art] Display device is one of the indispensable electronic products in today's life, which was developed from the early cathode ray tube (CRT) display device to the current liquid crystal display (liquid crystal display, LCD devices and organic light-emitting diode (OLED) display devices are widely used in communications, information and consumer electronics. In the liquid crystal display device, the liquid crystal display device is switched depending on the reaction speed of the liquid crystal molecules, the driving mode of the liquid crystal display device, the display light source generated by the backlight module, and the eye-tracking characteristic. The problem of motion blur is generated when the screen is displayed. Dynamic blur refers to the phenomenon that the edge contour is blurred during the process of switching the display screen. In order to improve the problem of dynamic blurring, conventional liquid crystal display devices use dynamic high-speed liquid crystal materials, or overdrive driving methods, or black frame insertion techniques to improve dynamic blurring. problem. Referring to FIG. 1, a pixel structure 1 using a black screen technology includes a first transistor Tu, a second transistor T12 201015521, and a pixel equivalent capacitance cu. The first transistor T" is electrically connected to a first scan line Sn, a data line and a second transistor Τn, the second transistor Ti2 is connected to a second scan line Su and a signal line (not shown). The electrical connection, the pixel equivalent electric valley C! lanthanide is electrically connected to the first transistor Tu and the second transistor 1400. Here, the first transistor Tu and the second transistor 12 are all n-type metal-oxide-semiconductor (NMOS) transistors. In addition, the pixel equivalent capacitance Cu has one of a liquid crystal capacitor CLC1 and a storage capacitor CST1 electrically connected to each other. Please refer to FIG. 2 for the operation of the pixel structure 1 described above. During a first time tn, the scan line S" transmits a high level drive signal to the first transistor Tn, and the scan line Su transmits a low level drive signal to intercept the second transistor T2. At this time, an image data can be written into the pixel equivalent capacitance Cli via the data line D", the first transistor τπ, and the pixel equivalent capacitance has a potential difference at both ends. In a second time tls, the scan line su and the scan line Si2 are respectively driving the low-level driving signals to the first transistor and the second day the SA-ding day-day cat 12. In a third time tu, the scan line Sn transmits a low level drive signal

τ12而輸入畫素等效電容cn, 涛’一黑晝面影像資料係可經 I2寫入畫素等效電容cu。其 逐vCOM ’其係經由第二電晶體 ,以將黑畫面影像資料寫入畫 201015521 素等效電容Cn。 於-第四時間t14内,掃描線Sl丨以及掃描線h皆為 傳送低準位之驅動訊號分別截止第一電晶體τ"以及 - 電晶體Τ12« 一 - 然而,畫素架構1係包含兩條掃描線Sn、Si2,且其 材質係為不透光材質,將使得畫素架構丨的開口率下降、 因而造成顯示裝置的亮度降低。因此,如何提供一種在既 有晝素架構下,減少掃描線數目以提高開口率的畫素架 ❹構、顯示面板及其驅動方法,實為當前重要課題之H…、 【發明内容】 有鑑於上述課題,本發明之目的為提供一種能夠提高 開口率的晝素架構、顯示面板及其驅動方法。 為達上述目的,本發明提供一種畫素架構,其係與一 掃描線以及一資料線配合應用。畫素架構包含一第一類型 ❹電晶體、一第二類型電晶體以及一畫素等效電容。第一類 型電晶體與掃描線以及資料線電性連接,第二類型電晶體 與掃描線、一訊號線以及第一類型電晶體電性連接,畫素 等效電容與第一類型電晶體以及第二類型電晶體電性連 接。 為達上述目的,本發明提供一種畫素架構之驅動方 法’其中畫素架構與一掃描線以及一資料線配合應用,且 畫素架構具有—第一類型電晶體、一第二類型電晶體以及 一畫素等效電容。第一類型電晶體與掃描線以及資料線電 201015521 性連接,第二類型電晶體與掃描線、一訊號線以及第一類 型電晶體電性連接,畫素等效電容係與第一類型電晶體以 及第二類型電晶體電性連接。畫素架構之驅動方法包含以 ' 下步驟:於一第一時間,經由一掃描線傳送一第一準位之 - 驅動訊號而導通一第一類型電晶體,戴止一第二類型電晶 體,並經由一資料線及第一類型電晶體將一第一影像資料 寫入一畫素等效電容。於一第二時間,經由掃描線傳送一 第二準位之驅動訊號而截止第一類型電晶體以及第二類 ❹ 型電晶體。於一第三時間,經由掃描線傳送一第三準位之 驅動訊號而導通第二類型電晶體,截止第一類型電晶體, 並經由訊號線及第二類型電晶體將一第二影像資料寫入 畫素等效電容。 為達上述目的’本發明提供一種顯示面板,其係包含 一第一基板以及一第二基板。第二基板與第一基板相對設 置,並具有一晝素架構、一掃描線以及一資料線,其中晝 素架構具有一第一類型電晶體、一第二類型電晶體以及一 畫素等效電容。第一類型電晶體與掃描線以及資料線電性 連接,第二類型電晶體與掃描線、一訊號線以及第一類型 電晶體電性連接,畫素等效電容與第一類型電晶體以及第 一類型電晶體電性連接。 為達上述目的’本發明提供一種顯示面板之驅動方 法。其中,顯示面板具有一掃描線、一資料線以及一畫素 架構,且畫素架構具有一第一類型電晶體、一第二類型電 B曰體以及一畫素等效電容。第一類型電晶體與掃描線以及 201015521 資料線電性連接,第二類型電晶體與掃描線、一訊號線以 及第一類型電晶體電性連接’畫素等效電容與第一類型電 晶體以及第二類型電晶體電性連接。顯示面板之驅動方法 ' 包含以下步驟:於一第一時間’經由一掃描線傳送一第一 •準位之驅動訊號而導通一第一類型電晶體,截止一第二類 型電晶體’並經由一資料線及第一類型電晶體將一第一影 像資料寫入一畫素等效電容。於一第二時間,經由掃描線 傳送一第二準位之驅動訊號而截止第一類型電晶體以及 ❹第二類型電晶體。於一第三時間,經由掃描線傳送一第三 準位之驅動訊號而導通第二類型電晶體,戴止第一類型電 晶體’並經由訊號線及第二類型電晶體將一第二影像資料 寫入晝素等效電容。 承上所述,依據本發明之畫素架構、顯示面板及其驅 動方法係利用晝素架構中之第一類型電晶體以及第二類 型電晶體在不同的電壓準位下會有不同的作動狀態,藉由 ❹適當的控制其作動狀態,即可僅使用一條掃描線來插入黑 畫面影像資料,以改善動態模糊的問題。與習知技術相 較,本發明之畫素架構、顯示面板及其驅動方法可減少畫 素架構中不透光的區域,進而可提高開口率。 【實施方式】 以下將參照相關圖式,說明依據本發明較佳實施例之 畫素架構、顯示面板及其驅動方法。 請參照圖3所示,本發明較佳實施例之畫素架構2係 201015521 包含一第一類型電晶體τ21、第二類型電晶體τ22以及一畫 素等效電容c21。 第一類型電晶體T21係與一掃描線s21、一資料線d21 以及第二類型電晶體τ22電性連接,第二類型電晶體τ22 係與掃描線s21以及一訊號線(圖未示)電性連接,畫素 等效電容Cn係與第一類型電晶體τ21以及第二類型電晶 體丁22電性連接。其中,訊號線係傳送一共同電壓VC0M。 ❹ ❹ 於本實施例中,第一類型電晶體T21以及第二類型電 晶體T22係可分別為N型金氧半導體電晶體以及p型金氧 半導體(p-type metal-oxide-semiconductor, PMOS)電晶 體。然而,熟知此一技藝者當知,第一類型電晶體T2|以 及第二類型電晶體Τη亦可分別為p型金氧半導體電晶體 以及N型金氧半導體電晶體,於此並無限制。 另外4素等效電容c21係具有—液晶電容以及 -儲存電容CsT2。其中’液晶電容一係與儲存電容‘ 相互電性連接。 於 4所不,以說明上述的畫素架構2的作動。 寺間tsl内,掃描線Szi傳送一第一準位驅 動sfl號導通第—類型電晶 ,^ τ22。此時,一笛21並截止第二類型電晶體 第一衫像資料係可經由資料 型電晶體T21寫入畫素等效電容c 第-類 兩端具有一電位差Vlc2。㈠二::等效電各C21的 面的顯示資料,且第一座办、τ第衫像資料係為顯示畫 料之電麼準位的絕對值大於第一影像資 導通第一類型電晶體τ21。 201015521 於一第二時間tu内,掃描線s21傳送一第二準位l2 之驅動訊號戴止第一類型電晶體T21以及第二類型電晶體 丁22。 於一第三時間t23内,掃描線S21傳送一第三準位l3 . 之驅動訊號截止第一類型電晶體τ21,並導通第二類型電 晶體Τ'22。此時,共同電壓Vc〇M係可經由訊號線傳送至第 二類型電晶體Τ'22,俾使一第二影像資料寫入晝素等效電 谷C2〗,且第二準位L;j之絕對值係大於第二影像資料之電 壓準位的絕對值,以導通第二類型電晶體丁22。其中,第 二影像資料係為一黑畫面影像資料。 承上所述,本實施例係利用晝素架構2中之第一類型 電晶體Τη以及第二類型電晶體TZ2在不同的電壓準位下 曰有不同的作動狀恐’藉由適當的控考彳其作動狀態,即可 僅使用一條知^線S2i來插入黑畫面影像資料,以改善動 態模糊的問題。與習知技術相較,本實施例之畫素架構2 ❹係可減少畫素架構2中不透光的區域,進而可提高開口率。 於一第四時間tv内,掃描線傳送第二準位l2之 • 驅動訊號截止第一類型電晶體TZ1以及第二類型電晶體 , 丁22。其中,第二準位L2係介於第一準位]^以及第三準位 L«3之間。 另外,本實施例之第一時間tZ1、第二時間t22、第三 時間tu以及第四時間&係可構成一圖框時間tp。於本實 施例中,畫素架構2係操作於複數圖框時間tp,其中,顯 示畫面在一個圖框時間tF中,一半的時間係顯示第一影像 12 201015521 資料,而另一半時間係顯示黑畫面影像資料。 另外,上述之訊號線係可為另一掃描線,其係可藉由 適當控制該掃描線所傳送的訊號,俾使該掃描線傳送共同 ‘ 電壓vCOM,因而顯示晝面亦可顯示黑畫面影像資料,以改 - 善動態模糊的問題。 請參照圖5所示,本實施例之晝素架構2的拓樸態樣 係與複數掃描線S21〜S2n以及複數資料線D21〜D2m配合應 用。其中,掃描線S21〜S2n以及資料線D21〜D2m係為交錯 〇 設置,並形成相對應之交錯區域。在各交錯區域係可設置 如圖3所示之晝素架構2。 請參照圖6所示,本發明較佳實施例之一種顯示面板 3係包含一第一基板31、一液晶層32及一第二基板33。 第二基板33與第一基板31相對設置,而液晶層32係設 置於第二基板33與第一基板31之間。 於本實施例中,第二基板33係包含一畫素架構、一 掃描線以及一資料線。其中關於畫素架構、掃描線及資料 ^ 線的敘述則如上述及圖3所示,於此不再贅述。 請參照圖7所示,其係為本發明較佳實施例之晝素架 構的驅動方法。晝素架構係與一掃描線及一資料線配合應 用。其中,晝素架構、掃描線以及資料線係與上述實施例 之晝素架構2及其相關敘述相同。而晝素架構的驅動方法 係包含步驟W11至步驟W14。 步驟W11,係於一第一時間,經由一掃描線傳送一第 一準位之驅動訊號而導通一第一類型電晶體,截止一第二 13 201015521 類型電晶體,並經由一資料線及第一類型電晶體將一第一 影像資料寫入一畫素等效電容。 步驟W12,係於一第二時間,經由掃描線傳送一第二 • 準位之驅動訊號而截止第一類型電晶體以及第二類型電 . 晶體。 步驟W13,係於一第三時間,經由掃描線傳送一第三 準位之驅動訊號而導通第二類型電晶體,截止第一類型電 晶體,並經由訊號線及第二類型電晶體將一第二影像資料 ❹ 寫入畫素等效電容。 步驟W14,係於一第四時間,掃描線傳送第二準位之 驅動訊號截止第一類型電晶體及第二類型電晶體。 其中詳細的控制方式,於上述實施例中已一併詳述, 故於此不再加以贅述。另外,於本實施例中,顯示面板的 驅動方法係與上述之晝素架構的驅動方法相同,於此不再 贅述 綜上所述,依據本發明之晝素架構、顯示面板及其驅 ® 動方法係利用晝素架構中之第一類型電晶體以及第二類 . 型電晶體在不同的電壓準位下會有不同的作動狀態,藉由 適當的控制其作動狀態,即可僅使用一條掃描線來插入黑 晝面影像資料,以改善動態模糊的問題。與習知技術相 較,本發明之晝素架構、顯示面板及其驅動方法可減少晝 素架構中不透光的區域,進而可提高開口率。 以上所述僅為舉例性,而非為限制性者。任何未脫離 本發明之精神與範疇,而對其進行之等效修改或變更,均 201015521 應包含於後附之申請專利範圍中。 【圖式簡單說明】 圖1為習知畫素架構的示意圖; 圖2為習知畫素架構的時序控制圖; 圖3為本發明較佳實施例之畫素架構的示意圖; 圖4為本發明較佳實施例之畫素架構的時序控制圈 圖5為本發明較佳實施例之畫素架構的拓樸實施熊 樣; 〜、 圖6為本發明較佳實施例之顯示面板的示意圖;以及 圖7為依據本發明較佳實施例之顯示面板之驅動方法 的步驟流程圖。 【主要元件符號說明】 1、2 :畫素架構 〇 3 :顯示面板 31 :第一基板 3 2:液晶層 33 :第二基板 Cii、c21 :畫素等效電容 Clci、CLC2 :液晶電容 esTi、CST2 :儲存電容 ΰιι ' 〇21〜D2ni :資料線 乙1 :第一準位 15 201015521 12 :第二準位 13 :第三準位Τ12 and input pixel equivalent capacitance cn, Tao's black surface image data can be written to the pixel equivalent capacitance cu via I2. The vCOM ’ is passed through the second transistor to write the black image data to the 201015521 equivalent capacitor Cn. In the fourth time t14, the scan line S1丨 and the scan line h are respectively driving the low-level driving signals to cut off the first transistor τ" and - the transistor Τ12«-- however, the pixel structure 1 includes two The scanning lines Sn and Si2 are made of an opaque material, which causes the aperture ratio of the pixel structure to decrease, thereby causing the brightness of the display device to decrease. Therefore, how to provide a pixel structure, a display panel, and a driving method thereof for reducing the number of scanning lines to increase the aperture ratio under the existing pixel structure are actually important topics of the present invention. In view of the above problems, an object of the present invention is to provide a pixel structure, a display panel, and a driving method thereof that can increase an aperture ratio. To achieve the above object, the present invention provides a pixel architecture that is used in conjunction with a scan line and a data line. The pixel architecture includes a first type of germanium transistor, a second type of transistor, and a pixel equivalent capacitor. The first type of transistor is electrically connected to the scan line and the data line, and the second type of transistor is electrically connected to the scan line, the signal line and the first type of transistor, the pixel equivalent capacitance and the first type of transistor and the first type Two types of transistors are electrically connected. To achieve the above objective, the present invention provides a driving method for a pixel structure, wherein a pixel structure is used in conjunction with a scan line and a data line, and the pixel structure has a first type of transistor, a second type of transistor, and A pixel equivalent capacitor. The first type of transistor is electrically connected to the scan line and the data line power 201015521. The second type of transistor is electrically connected to the scan line, the signal line and the first type of transistor, and the pixel equivalent capacitance system and the first type of transistor And electrically connecting the second type of transistor. The driving method of the pixel structure includes the following steps: driving a first type of transistor and driving a second type of transistor by transmitting a first level of driving signal through a scan line at a first time. And writing a first image data to a pixel equivalent capacitance via a data line and a first type of transistor. At a second time, a second level of driving signal is transmitted via the scan line to turn off the first type of transistor and the second type of transistor. At a third time, a third level of driving signal is transmitted through the scan line to turn on the second type of transistor, the first type of transistor is turned off, and a second image data is written by the signal line and the second type of transistor. Enter the pixel equivalent capacitance. To achieve the above object, the present invention provides a display panel comprising a first substrate and a second substrate. The second substrate is disposed opposite to the first substrate and has a halogen structure, a scan line and a data line, wherein the halogen structure has a first type of transistor, a second type of transistor and a pixel equivalent capacitance . The first type of transistor is electrically connected to the scan line and the data line, and the second type of transistor is electrically connected to the scan line, the signal line and the first type of transistor, the pixel equivalent capacitance and the first type of transistor and the first type One type of transistor is electrically connected. To achieve the above object, the present invention provides a driving method of a display panel. The display panel has a scan line, a data line and a pixel structure, and the pixel structure has a first type of transistor, a second type of B body and a pixel equivalent capacitance. The first type of transistor is electrically connected to the scan line and the 201015521 data line, and the second type of transistor is electrically connected to the scan line, the signal line, and the first type of transistor, and the pixel equivalent capacitance and the first type of transistor are The second type of transistor is electrically connected. The driving method of the display panel includes the following steps: transmitting a first type of driving signal through a scan line at a first time to turn on a first type of transistor, and cutting off a second type of transistor 'through a The data line and the first type of transistor write a first image data into a pixel equivalent capacitance. At a second time, a second level of driving signal is transmitted via the scan line to turn off the first type of transistor and the second type of transistor. At a third time, a third level of driving signal is transmitted through the scan line to turn on the second type of transistor, the first type of transistor is worn, and a second image data is transmitted via the signal line and the second type of transistor. Write the pixel equivalent capacitor. As described above, the pixel structure, the display panel, and the driving method thereof according to the present invention utilize different types of transistors in the pixel structure and the second type of transistors to have different operating states at different voltage levels. By properly controlling the state of its operation, it is possible to insert black image data using only one scan line to improve the problem of dynamic blur. Compared with the prior art, the pixel structure, the display panel and the driving method thereof of the present invention can reduce the opaque area of the pixel structure, thereby increasing the aperture ratio. [Embodiment] A pixel structure, a display panel, and a driving method thereof according to a preferred embodiment of the present invention will be described below with reference to the related drawings. Referring to FIG. 3, the pixel structure 2 of the preferred embodiment of the present invention 201015521 includes a first type of transistor τ21, a second type of transistor τ22, and a pixel equivalent capacitor c21. The first type of transistor T21 is electrically connected to a scan line s21, a data line d21, and a second type of transistor τ22. The second type of transistor τ22 is electrically connected to the scan line s21 and a signal line (not shown). The pixel equivalent pixel Cn is electrically connected to the first type of transistor τ21 and the second type of transistor 22. The signal line transmits a common voltage VC0M. In the present embodiment, the first type of transistor T21 and the second type of transistor T22 are respectively N-type MOS transistors and p-type metal-oxide-semiconductors (PMOS). Transistor. However, it is known to those skilled in the art that the first type of transistor T2| and the second type of transistor Τn may also be p-type MOS transistors and N-type MOS transistors, respectively, without limitation. In addition, the four-element equivalent capacitance c21 has a liquid crystal capacitor and a storage capacitor CsT2. Wherein the 'liquid crystal capacitors and the storage capacitors' are electrically connected to each other. In the fourth, the operation of the pixel structure 2 described above is explained. In the tsl between the temples, the scanning line Szi transmits a first level to drive the sfl number to conduct the first type electron crystal, ^ τ22. At this time, a flute 21 and the second type of transistor are cut off. The first shirt image data can be written into the pixel equivalent capacitance c via the data type transistor T21. The first type has a potential difference Vlc2 at both ends. (1) 2:: Display data of the surface of each C21 equivalent, and the absolute value of the first seat and the τ1 shirt image data for displaying the material is greater than the first type of transistor. Τ21. In the second time tu, the scan line s21 transmits a driving signal of the second level l2 to the first type of transistor T21 and the second type of transistor 22. During a third time t23, the scan line S21 transmits a third level l3. The driving signal turns off the first type of transistor τ21, and turns on the second type of transistor Τ '22. At this time, the common voltage Vc〇M can be transmitted to the second type of transistor Τ '22 via the signal line, so that a second image data is written into the pixel equivalent electric valley C2, and the second level L; j The absolute value is greater than the absolute value of the voltage level of the second image data to turn on the second type of transistor 22. The second image data is a black image data. As described above, the present embodiment utilizes the first type of transistor Τn in the halogen structure 2 and the second type of transistor TZ2 to have different behaviors at different voltage levels. With its active state, you can use only one line of S2i to insert black image data to improve the problem of dynamic blur. Compared with the prior art, the pixel structure 2 of the embodiment can reduce the opaque area of the pixel structure 2, thereby increasing the aperture ratio. During a fourth time tv, the scan line transmits the second level l2. The driving signal turns off the first type of transistor TZ1 and the second type of transistor, D22. The second level L2 is between the first level and the third level L«3. In addition, the first time tZ1, the second time t22, the third time tu, and the fourth time & of the present embodiment may constitute a frame time tp. In this embodiment, the pixel structure 2 operates at a plurality of frame times tp, wherein the display screen is displayed in a frame time tF, half of the time is displayed for the first image 12 201015521 data, and the other half of the time is displayed black. Screen image data. In addition, the above signal line can be another scan line, which can control the signal transmitted by the scan line to transmit the common voltage vCOM, so that the display screen can also display the black screen image. Information to change - good dynamic fuzzy issues. Referring to FIG. 5, the topology of the pixel structure 2 of the present embodiment is applied in combination with the plurality of scanning lines S21 to S2n and the plurality of data lines D21 to D2m. The scan lines S21 to S2n and the data lines D21 to D2m are interlaced and arranged to form corresponding interlaced regions. A halogen structure 2 as shown in Fig. 3 can be set in each interlaced area. Referring to FIG. 6, a display panel 3 according to a preferred embodiment of the present invention includes a first substrate 31, a liquid crystal layer 32, and a second substrate 33. The second substrate 33 is disposed opposite to the first substrate 31, and the liquid crystal layer 32 is disposed between the second substrate 33 and the first substrate 31. In this embodiment, the second substrate 33 includes a pixel structure, a scan line, and a data line. The descriptions of the pixel structure, the scan line and the data line are as described above and shown in FIG. 3, and are not described here. Please refer to FIG. 7, which is a driving method of a halogen frame according to a preferred embodiment of the present invention. The pixel architecture is used in conjunction with a scan line and a data line. Among them, the pixel structure, the scanning line, and the data line are the same as the pixel structure 2 of the above embodiment and its related description. The driving method of the pixel structure includes steps W11 to W14. Step W11, in a first time, transmitting a first level driving signal through a scan line to turn on a first type of transistor, cutting off a second 13 201015521 type transistor, and passing through a data line and the first The type transistor writes a first image data to a pixel equivalent capacitance. Step W12, at a second time, transmitting a second level of driving signal via the scan line to turn off the first type of transistor and the second type of transistor. Step W13, in a third time, transmitting a third level driving signal through the scan line to turn on the second type of transistor, cutting off the first type of transistor, and passing the signal line and the second type of transistor Second image data 写入 Write the pixel equivalent capacitance. In step W14, at a fourth time, the scan line transmits the second level of the driving signal to cut off the first type of transistor and the second type of transistor. The detailed control method has been described in detail in the above embodiments, and thus will not be further described herein. In addition, in the embodiment, the driving method of the display panel is the same as the driving method of the above-described pixel structure, and the detailed description of the pixel structure, the display panel, and the driving device thereof according to the present invention will not be repeated. The method utilizes the first type of transistor in the halogen structure and the second type of transistor to have different actuation states at different voltage levels, and by appropriately controlling the actuation state, only one scan can be used. Line to insert black-faced image data to improve the problem of dynamic blur. Compared with the prior art, the pixel structure, the display panel and the driving method thereof of the present invention can reduce the opaque area of the enamel structure, thereby increasing the aperture ratio. The above is intended to be illustrative only and not limiting. Any equivalent modifications or variations of the present invention without departing from the spirit and scope of the present invention are to be included in the scope of the appended claims. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic diagram of a conventional pixel architecture; FIG. 2 is a timing control diagram of a conventional pixel architecture; FIG. 3 is a schematic diagram of a pixel architecture of a preferred embodiment of the present invention; FIG. 5 is a schematic diagram of a display panel of a pixel embodiment according to a preferred embodiment of the present invention; FIG. 6 is a schematic diagram of a display panel according to a preferred embodiment of the present invention; And FIG. 7 is a flow chart showing the steps of the driving method of the display panel according to the preferred embodiment of the present invention. [Main component symbol description] 1, 2: pixel structure 〇 3: display panel 31: first substrate 3 2: liquid crystal layer 33: second substrate Cii, c21: pixel equivalent capacitance Clci, CLC2: liquid crystal capacitor esTi, CST2: storage capacitor ΰιι ' 〇21~D2ni : data line B 1: first level 15 201015521 12 : second level 13 : third level

Sii、S12、S21 〜S2n :掃描線 Tl 1、Ti2 :電晶體 _ T21 :第一類型電晶體 丁22.第二類型電晶體 tp :圖框時間 【11〜ti4、t2i〜t24 :時間 @ VCOM :共同電壓Sii, S12, S21 to S2n: scan line Tl 1 , Ti2 : transistor _ T21 : first type transistor diced 22. second type transistor tp : frame time [11~ti4, t2i~t24: time @ VCOM : Common voltage

Vjxi、VLC2 ··電位差 W11〜W14 :步驟Vjxi, VLC2 · Potential difference W11~W14: Step

1616

Claims (1)

201015521 十、申請專利範圍: 1、一種畫素架構之驅動方法,與一掃描線及一資料線配 合應用’且該晝素架構具有一第_類型電晶體、一第 二類型電晶體及一晝素等效電容,該第一類型電晶體 與該掃描線及該資料線電性連接,該第二類型電晶體 與該掃描線、一訊號線及該第一類型電晶體電性連 接’該晝素等效電容與該第一類型電晶體及該第二類 型電晶體電性連接,該驅動方法包含以下步驟: 〇 於一第一時間,經由該掃描線傳送一第一準位之驅動 訊號而導通該第一類型電晶體,截止該第二類型電 晶體,並經由該資料線及該第一類型電晶體將一第 一影像資料寫入該畫素等效電容; 於一第二時間,經由該掃描線傳送一第二準位之驅動 訊號而截止該第一類型電晶體及該第二類型電晶 體;以及 ❹ 第三時間’經由該掃描線傳送—第三準位之驅動 ,號而導通該第二類型電晶體,截止該第一類型電 晶體,並經由該訊號線及該第二類型電晶體將一第 二影像資料寫入該畫素等效電容。 2、 如申請專利_第1項所述之驅動方法,更包含以下 步驟: ;第四時間,該掃描線傳送該第二準位之驅動訊號 截止該第-類型電晶體及該第二類型電晶體。 3、 如申請專利_第丨項所狀㈣方法,其中該第二 17 201015521 準位介於該第一準位及該第三準位之間。 4、 如申請專·㈣!項所述之驅動方法,其中該第一 準位之絕對值大於該第一影像資料之電壓準位之絕對 值。 5、 如申請專圍第〗項所述之職方法,其中該第三 準位之絕對值大於該第二影像資料之電壓準位之絕= 值。201015521 X. Patent application scope: 1. A driving method of a pixel structure, which is combined with a scanning line and a data line, and the pixel structure has a first type transistor, a second type transistor and a layer The first type of transistor is electrically connected to the scan line and the data line, and the second type of transistor is electrically connected to the scan line, a signal line and the first type of transistor. The driving method comprises the following steps: transmitting a driving signal of a first level via the scanning line at a first time Turning on the first type of transistor, cutting off the second type of transistor, and writing a first image data to the pixel equivalent capacitance via the data line and the first type of transistor; at a second time, via The scan line transmits a driving signal of a second level to turn off the first type of transistor and the second type of transistor; and ❹ the third time 'transmission through the scan line—the driving of the third level, Turned on transistor of the second type, the first type transistor is turned off, and writes the pixel equivalent capacitance via the signal line and the second transistor is a second type of image data. 2. The driving method according to claim 1, further comprising the following steps: • The fourth time, the scan line transmits the driving signal of the second level to cut off the first type transistor and the second type of electricity Crystal. 3. The method of applying for a patent _ 丨 所 (4), wherein the second 17 201015521 level is between the first level and the third level. 4, such as applying for special (four)! The driving method of the item, wherein the absolute value of the first level is greater than the absolute value of the voltage level of the first image data. 5. If the application method described in item VIII is applied, the absolute value of the third level is greater than the absolute value of the voltage level of the second image data. 如申請專利範圍第1項所述之驅動方法 線為另一掃描線。 ’其中該訊號 如申》月專利範圍第1項所述之驅動方法,其中該第一 類型電晶體為- N型金氧半導體電晶體,該第二類型 電晶體為一 P型金氧半導體電晶體。The driving method line as described in claim 1 is another scanning line. The driving method according to the first aspect of the present invention, wherein the first type of transistor is an -N type MOS transistor, and the second type of transistor is a P type MOS semiconductor Crystal. 8、—種顯示面板之軸方法,具有—掃描線、—資料線 及一畫素架構,且該畫素架構具有一第一類型電晶 體 第一類型電晶體及一畫素等效電容該第一類 型電晶體與該掃描線及該資料線電性連接,該第二類 型電晶體與該掃描線、一訊號線及該第一類型電晶體 電性連接,該4素等效電容與該第-類型電晶體及該 第二類型電晶體電性連接,該驅動方法包含以下步驟: 於一第一時間,經由該掃描線傳送一第一準位之驅動 訊號而導通該第一類型電晶體,截止該第二類型電 曰曰體,並經由該資料線及該第一類型電晶體將一第 一影像資料寫入該畫素等效電容; 於一第二時間,經由該掃描線傳送一第二準位之驅動 201015521 讯號而截止該第一類型電晶體及該第二類型電晶 體;以及 於一第二時間,經由該掃描線傳送一第三準位之驅動 訊號而導通該第二類型電晶體,截止該第一蟫型電 晶體,並經由該訊號線及該第二類型電晶體將一第 二影像資料寫入該晝素等效電容。 9、如申請專利範圍第8項所述之驅動方法,更包含以下 步驟: 於一第四時間,該掃描線傳送該第二準位之驅動訊號 截止該第一類型電晶體及該第二類型電晶體。 1〇、如申請專利範圍第8項所述之驅動方法,其中該第二 準位介於該第一準位及該第三準位之間。 11、如申請專利範圍第8項所述之驅動方法,其中該第一 準位之絕對值大於該第一影像資料之電壓準位之絕 對值。 〇 12、如申請專利範圍第8項所述之驅動方法,其中該第三 準位之絕對值大於該第二影像資料之電壓準位之絕 對值。 13 士申明專利範圍第8項所述之驅動方法,其中該訊號 線為另一掃描線。 如申清專利範圍第8項所述之驅動方法,其中該第一 類型電晶體為一 N型金氧半導體電晶體,該第二類型 電晶體為一 P型金氧半導體電晶體。 種畫素架構,與一掃描線及一資料線配合應用,該 15 \ 201015521 晝素架構包含: 一第一類型電晶體,與該掃描線及該資料線電性連 接; 一第二類型電晶體,與該掃描線、一訊號線及該第一 -類型電晶體電性連接;以及 一晝素等效電容,與該第一類型電晶體及該第二類型 電晶體電性連接。 16、 如申請專利範圍第15項所述之晝素架構,其中該第 ❹ 一類型電晶體為一 N型金氧半導體電晶體,該第二類 型電晶體為一P型金氧半導體電晶體。 17、 如申請專利範圍第15項所述之晝素架構,其中該訊 號線為另一掃描線。 18、 如申請專利範圍第15項所述之晝素架構,其中該畫 素等效電容包含相互電性連接之一液晶電容及一儲 存電容。 19、 一種顯示面板,包含: ❹ 一第一基板;以及 一第二基板,與該第一基板相對設置,並具有一晝素 架構、一掃描線及一資料線,其中該晝素架構具有: 一第一類型電晶體,與該掃描線及該資料線電性連 接; 一第二類型電晶體,與該掃描線、一訊號線及該第 一類型電晶體電性連接;及 一畫素等效電容,與該第一類型電晶體及該第二類 20 201015521 型電晶體電性連接。 21 χ 22、8. A display panel axis method having a scan line, a data line and a pixel structure, and the pixel structure has a first type of transistor first type transistor and a pixel equivalent capacitance A type of transistor is electrically connected to the scan line and the data line, and the second type of transistor is electrically connected to the scan line, a signal line and the first type of transistor, and the four-element equivalent capacitance and the first type - the type of transistor and the second type of transistor are electrically connected, the driving method includes the following steps: transmitting a first level of driving signal through the scan line to turn on the first type of transistor through a first time, Destroying the second type of electrical body, and writing a first image data to the pixel equivalent capacitance via the data line and the first type of transistor; transmitting the first through the scan line at a second time The second level drives the 201015521 signal to turn off the first type of transistor and the second type of transistor; and at a second time, a third level of driving signal is transmitted through the scan line to turn on the second type Electron crystal And cutting off the first germanium type transistor, and writing a second image data to the pixel equivalent capacitor via the signal line and the second type of transistor. 9. The driving method of claim 8, further comprising the steps of: at a fourth time, the scan line transmits the driving signal of the second level to cut off the first type of transistor and the second type Transistor. The driving method of claim 8, wherein the second level is between the first level and the third level. 11. The driving method of claim 8, wherein the absolute value of the first level is greater than the absolute value of the voltage level of the first image data. The driving method of claim 8, wherein the absolute value of the third level is greater than the absolute value of the voltage level of the second image data. The driving method of claim 8, wherein the signal line is another scanning line. The driving method of claim 8, wherein the first type of transistor is an N-type MOS transistor, and the second type of transistor is a P-type MOS transistor. The pixel structure is matched with a scan line and a data line. The 15 \ 201015521 pixel structure includes: a first type of transistor electrically connected to the scan line and the data line; and a second type of transistor And electrically connecting the scan line, the signal line and the first-type transistor; and a halogen equivalent capacitor electrically connected to the first type of transistor and the second type of transistor. 16. The halogen structure according to claim 15, wherein the first type of transistor is an N-type MOS transistor, and the second type of transistor is a P-type MOS transistor. 17. The pixel structure as described in claim 15 wherein the signal line is another scan line. 18. The pixel structure as described in claim 15 wherein the pixel equivalent capacitance comprises a liquid crystal capacitor and a storage capacitor electrically connected to each other. A display panel comprising: a first substrate; and a second substrate disposed opposite the first substrate and having a pixel structure, a scan line and a data line, wherein the pixel structure has: a first type of transistor electrically connected to the scan line and the data line; a second type of transistor electrically connected to the scan line, a signal line and the first type of transistor; and a pixel The capacitor is electrically connected to the first type of transistor and the second type 20 201015521 type transistor. 21 χ 22, 如申請專利範圍第19項所述之顯示面板,其中該第 一類型電晶體為—N型金氧半導體m該第二類 型電晶ϋ為-P型錢料料㈣。 如申请專利範圍第19項所述之顯示面板,其 號線為另一掃描線。 如申请專利範圍第19項所述之顯示面板,其中該晝 素等效電容包含相互電性連接之一液晶電容及一儲 存電容。The display panel of claim 19, wherein the first type of transistor is an -N type metal oxide semiconductor m and the second type of electromorphic crystal is a -P type money material (4). The display panel according to claim 19, wherein the number line is another scan line. The display panel of claim 19, wherein the pixel equivalent capacitor comprises one of a liquid crystal capacitor and a storage capacitor electrically connected to each other. 21twenty one
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CN111613158A (en) * 2019-02-26 2020-09-01 瑞鼎科技股份有限公司 Detection device and detection method for light-emitting diode display panel
CN116580677A (en) * 2023-07-06 2023-08-11 惠科股份有限公司 Display panel, driving method thereof and electronic equipment

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JPH11352937A (en) * 1998-06-09 1999-12-24 Hitachi Ltd Liquid crystal display device
US7224342B2 (en) * 2004-06-05 2007-05-29 Vastview Technology Inc. Method and device used for eliminating image overlap blurring phenomenon between frames in process of simulating CRT impulse type image display
KR101186024B1 (en) * 2005-06-30 2012-09-25 엘지디스플레이 주식회사 Method and apparatus for processing data of liquid crystal display
KR20080088728A (en) * 2007-03-30 2008-10-06 삼성전자주식회사 Liquid crystal display and driving method thereof

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Publication number Priority date Publication date Assignee Title
CN111613158A (en) * 2019-02-26 2020-09-01 瑞鼎科技股份有限公司 Detection device and detection method for light-emitting diode display panel
CN116580677A (en) * 2023-07-06 2023-08-11 惠科股份有限公司 Display panel, driving method thereof and electronic equipment
CN116580677B (en) * 2023-07-06 2023-09-19 惠科股份有限公司 Display panel, driving method thereof and electronic equipment

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