JP7374886B2 - 表示装置 - Google Patents
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- JP7374886B2 JP7374886B2 JP2020510162A JP2020510162A JP7374886B2 JP 7374886 B2 JP7374886 B2 JP 7374886B2 JP 2020510162 A JP2020510162 A JP 2020510162A JP 2020510162 A JP2020510162 A JP 2020510162A JP 7374886 B2 JP7374886 B2 JP 7374886B2
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- JP
- Japan
- Prior art keywords
- transistor
- wiring
- display
- pixel
- electrode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Images
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- G09G3/22—Control 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
- G09G3/30—Control 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
- G09G3/32—Control 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]
- G09G3/3208—Control 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]
- G09G3/3225—Control 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
- G09G3/3233—Control 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
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Description
複数の画素を有する表示装置には、大きく分けて2つの駆動方法が知られている。1つは、一般的な静止画、又は動画を表示するための駆動方法であり、1フレーム毎に表示データを書き換える駆動方法である。これを”通常駆動”と呼ぶ。もう1つは、表示データの書き込み処理を実行した後、表示データの書き換えを停止する駆動方法である。これを”アイドリング・ストップ(IDS)駆動”と呼ぶ。主に静止画の表示に用いられる駆動方法である。
図1は、表示装置の構成例を示す回路図である。一例として、表示装置は、画素、及び複数の配線を有している。画素10は、トランジスタ11、トランジスタ12、トランジスタ13、回路14、容量素子15を有する。なお回路14は入力端子14aを有している。また、表示装置は、ゲートドライバ(図示せず)から走査信号が与えられる走査線として機能する配線31(配線31a、及び配線31b)を有する。なお配線31a、及び配線31bは、それぞれ異なる走査信号が与えられる走査線として機能する。また、表示装置は、ソースドライバからデータ信号が与えられる信号線として機能する配線32(配線32a、及び配線32b)を有する。配線32aには表示データ、配線32bには設定データが与えられる。配線33aには、固定電位が与えられる。以降においてデータ信号と示す場合は、表示データ、および設定データのいずれか一又は双方を含むものとして説明する。
図7では、表示装置について詳細な説明をする。表示装置20は、表示部21、ゲートドライバ22、ゲートドライバ23、及びソースドライバ24を有する。表示部21は、複数の画素10を有する。ゲートドライバ22は配線31aに走査信号を与えることができ、ゲートドライバ23は配線31bに走査信号を与えることができる。ソースドライバ24は、デジタルアナログ変換回路24a、及びバッファ回路24bを有する。バッファ回路24bは、複数のバッファ回路24c、及び複数のバッファ回路24dを有している。
本実施の形態では、実施の形態1で説明した各トランジスタに置き換えて用いることのできるトランジスタの一例について、図面を用いて説明する。
図11(A1)は、ボトムゲート型のトランジスタの一種であるチャネル保護型のトランジスタ810のチャネル長方向の断面図である。図11(A1)において、トランジスタ810は基板860上に形成されている。また、トランジスタ810は、基板860上に絶縁層861を介して電極858を有する。また、電極858上に絶縁層852を介して半導体層856を有する。電極858はゲート電極として機能できる。絶縁層852はゲート絶縁層として機能できる。
図13(A1)に例示するトランジスタ842は、トップゲート型のトランジスタの1つである。トランジスタ842は、絶縁層854を形成した後に電極857a及び電極857bを形成する点がトランジスタ810やトランジスタ820と異なる。電極857a及び電極857bは、絶縁層853及び絶縁層854に形成した開口部において半導体層856と電気的に接続する。
本実施の形態では、上記実施の形態で説明した半導体装置、表示装置、及び/又は記憶装置が搭載された電子機器の例について説明する。
本実施の形態では、本発明の一形態の電子機器について、図面を参照して説明する。
本実施の形態では、上記実施の形態で述べたOSトランジスタに用いることができるCAC(Cloud-Aligned Composite)-OSの構成について説明する。
Claims (1)
- 画素、複数の走査線及び複数の信号線を有する表示装置であって、
前記複数の信号線は、第1の配線、第2の配線及び第3の配線を有し、
前記複数の走査線は、第4の配線、第5の配線及び第6の配線を有し、
前記画素は、第1のトランジスタ、第2のトランジスタ、第3のトランジスタ、第4のトランジスタ、第1の容量素子、第2の容量素子及び第1の回路を有し、
前記第1の回路は、入力端子を有し、
前記第1のトランジスタのゲートは、前記第4の配線と電気的に接続され、
前記第1のトランジスタのソース又はドレインの一方は、前記第1の配線と電気的に接続され、
前記第1のトランジスタのソース又はドレインの他方は、前記第2のトランジスタのソース又はドレインの一方と電気的に接続され、
前記第2のトランジスタのソース又はドレインの他方は、前記第2の容量素子の電極の一方と、前記入力端子とに電気的に接続され、
前記第3のトランジスタのソース又はドレインの一方は、前記第2の配線と電気的に接続され、
前記第3のトランジスタのソース又はドレインの他方は、前記第2のトランジスタのゲートと、前記第1の容量素子の電極の一方とに電気的に接続され、
前記第3のトランジスタのゲートは、前記第5の配線と電気的に接続され、
前記第4のトランジスタのソース又はドレインの一方は、前記第3の配線と電気的に接続され、
前記第4のトランジスタのソース又はドレインの他方は、前記第2の容量素子の電極の他方と電気的に接続され、
前記第4のトランジスタのゲートは、前記第6の配線と電気的に接続され、
前記第1の回路は、第3の容量素子と、第5のトランジスタと、第6のトランジスタと、発光素子とを有し、
前記第1の回路の前記入力端子は、前記第3の容量素子の電極の一方と、前記第5のトランジスタのゲートとに電気的に接続され、
前記第5のトランジスタのソース又はドレインの一方は、前記発光素子と電気的に接続され、
前記第5のトランジスタのソース又はドレインの一方は、前記第3の容量素子の電極の他方と電気的に接続され、
前記第5のトランジスタのソース又はドレインの一方は、前記第6のトランジスタのソース又はドレインの一方と電気的に接続され、
前記第6のトランジスタのゲートは、前記第4の配線と電気的に接続され、
前記第6のトランジスタがオンするとき、前記第1のトランジスタがオンする表示装置。
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002277898A (ja) | 2001-01-09 | 2002-09-25 | Sharp Corp | 電子装置およびその駆動方法 |
JP2006309104A (ja) | 2004-07-30 | 2006-11-09 | Sanyo Electric Co Ltd | アクティブマトリクス駆動型表示装置 |
US20070236440A1 (en) | 2006-04-06 | 2007-10-11 | Emagin Corporation | OLED active matrix cell designed for optimal uniformity |
JP2017010000A (ja) | 2015-04-13 | 2017-01-12 | 株式会社半導体エネルギー研究所 | 表示装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3305931B2 (ja) | 1995-09-18 | 2002-07-24 | 株式会社東芝 | 液晶表示装置 |
WO1998002773A1 (fr) * | 1996-07-15 | 1998-01-22 | Hitachi, Ltd. | Dispositif d'affichage |
EP1388842B1 (en) * | 2002-08-09 | 2013-10-02 | Semiconductor Energy Laboratory Co., Ltd. | Multi-window display device and method of driving the same |
KR101066414B1 (ko) * | 2004-05-19 | 2011-09-21 | 재단법인서울대학교산학협력재단 | 유기발광소자의 구동소자 및 구동방법과, 이를 갖는표시패널 및 표시장치 |
JP5206397B2 (ja) * | 2008-02-19 | 2013-06-12 | 株式会社Jvcケンウッド | 液晶表示装置及び液晶表示装置の駆動方法 |
US20100001937A1 (en) * | 2008-07-04 | 2010-01-07 | Cheng-Chi Yen | System and Method for Driving a Display Panel |
KR101801540B1 (ko) | 2009-10-16 | 2017-11-27 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 액정 표시 장치 및 액정 표시 장치를 포함한 전자 기기 |
KR102275522B1 (ko) | 2009-12-18 | 2021-07-08 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 액정 표시 장치 및 전자 기기 |
CN102213885B (zh) * | 2011-06-08 | 2013-02-06 | 深圳市华星光电技术有限公司 | 薄膜晶体管矩阵结构及液晶显示面板 |
KR101929426B1 (ko) * | 2011-09-07 | 2018-12-17 | 삼성디스플레이 주식회사 | 표시 장치 및 그 구동 방법 |
TWI483238B (zh) * | 2012-12-07 | 2015-05-01 | Au Optronics Corp | 畫素驅動電路與畫素矩陣 |
CN104464638B (zh) * | 2014-12-29 | 2017-05-10 | 合肥鑫晟光电科技有限公司 | 像素驱动电路、驱动方法、阵列基板和显示设备 |
CN205080892U (zh) * | 2015-09-28 | 2016-03-09 | 合肥鑫晟光电科技有限公司 | 像素驱动电路、像素电路、显示面板和显示装置 |
CN105609047B (zh) * | 2016-01-04 | 2018-05-18 | 京东方科技集团股份有限公司 | 像素电路及其驱动方法、显示面板 |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002277898A (ja) | 2001-01-09 | 2002-09-25 | Sharp Corp | 電子装置およびその駆動方法 |
JP2006309104A (ja) | 2004-07-30 | 2006-11-09 | Sanyo Electric Co Ltd | アクティブマトリクス駆動型表示装置 |
US20070236440A1 (en) | 2006-04-06 | 2007-10-11 | Emagin Corporation | OLED active matrix cell designed for optimal uniformity |
JP2017010000A (ja) | 2015-04-13 | 2017-01-12 | 株式会社半導体エネルギー研究所 | 表示装置 |
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