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公开(公告)号:US08736520B2
公开(公告)日:2014-05-27
申请号:US12218472
申请日:2008-07-14
申请人: Jun Koyama , Kazutaka Inukai , Shunpei Yamazaki , Mai Osada
发明人: Jun Koyama , Kazutaka Inukai , Shunpei Yamazaki , Mai Osada
IPC分类号: G09G3/30
CPC分类号: H01L27/1214 , G09G3/2022 , G09G3/30 , G09G3/3258 , G09G2300/0417 , G09G2300/0426 , G09G2300/0842 , G09G2310/0254 , G09G2310/0256 , G09G2320/0247 , G09G2320/0266 , H01L27/156 , H04N5/44
摘要: An electro-optical device having a plurality of pixels including a plurality of EL elements, wherein the electro-optical device provides a gray scale display by controlling a period of time at which the plurality of the EL elements emit light in one frame period; the plurality of the EL elements have a first electrode and a second electrode; the first electrode is held at a constant potential; and a potential of the second electrode changes in such a manner that a polarity of an EL driving voltage, which is a difference between the potentials applied to the first and second electrodes, is inverted for each one frame period.
摘要翻译: 一种具有包括多个EL元件的多个像素的电光装置,其中所述电光装置通过控制所述多个EL元件在一个帧周期内发光的时间段来提供灰度显示; 多个EL元件具有第一电极和第二电极; 第一电极保持恒定电位; 并且第二电极的电位以这样的方式变化,使得施加到第一和第二电极的电位之间的差异的EL驱动电压的极性在每一帧周期反转。
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公开(公告)号:US20090015524A1
公开(公告)日:2009-01-15
申请号:US12218472
申请日:2008-07-14
申请人: Jun Koyama , Kazutaka Inukai , Shunpei Yamazaki , Mai Osada
发明人: Jun Koyama , Kazutaka Inukai , Shunpei Yamazaki , Mai Osada
IPC分类号: G09G3/30
CPC分类号: H01L27/1214 , G09G3/2022 , G09G3/30 , G09G3/3258 , G09G2300/0417 , G09G2300/0426 , G09G2300/0842 , G09G2310/0254 , G09G2310/0256 , G09G2320/0247 , G09G2320/0266 , H01L27/156 , H04N5/44
摘要: An electro-optical device having a plurality of pixels including a plurality of EL elements, wherein the electro-optical device provides a gray scale display by controlling a period of time at which the plurality of the EL elements emit light in one frame period; the plurality of the EL elements have a first electrode and a second electrode; the first electrode is held at a constant potential; and a potential of the second electrode changes in such a manner that a polarity of an EL driving voltage, which is a difference between the potentials applied to the first and second electrodes, is inverted for each one frame period.
摘要翻译: 一种具有包括多个EL元件的多个像素的电光装置,其中所述电光装置通过控制所述多个EL元件在一个帧周期内发光的时间段来提供灰度显示; 多个EL元件具有第一电极和第二电极; 第一电极保持恒定电位; 并且第二电极的电位以这样的方式变化,使得施加到第一和第二电极的电位之间的差异的EL驱动电压的极性在每一帧周期反转。
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公开(公告)号:US20050162356A1
公开(公告)日:2005-07-28
申请号:US11059616
申请日:2005-02-16
申请人: Jun Koyama , Kazutaka Inukai , Shunpei Yamazaki , Mai Osada
发明人: Jun Koyama , Kazutaka Inukai , Shunpei Yamazaki , Mai Osada
CPC分类号: H01L27/1214 , G09G3/2022 , G09G3/30 , G09G3/3258 , G09G2300/0417 , G09G2300/0426 , G09G2300/0842 , G09G2310/0254 , G09G2310/0256 , G09G2320/0247 , G09G2320/0266 , H01L27/156 , H04N5/44
摘要: An electro-optical device having a plurality of pixels including a plurality of EL elements, wherein the electro-optical device provides a gray scale display by controlling a period of time at which the plurality of the EL elements emit light in one frame period; the plurality of the EL elements have a first electrode and a second electrode; the first electrode is held at a constant potential; and a potential of the second electrode changes in such a manner that a polarity of an EL driving voltage, which is a difference between the potentials applied to the first and second electrodes, is inverted for each one frame period.
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公开(公告)号:US07403179B2
公开(公告)日:2008-07-22
申请号:US11059616
申请日:2005-02-16
申请人: Jun Koyama , Kazutaka Inukai , Shunpei Yamazaki , Mai Osada
发明人: Jun Koyama , Kazutaka Inukai , Shunpei Yamazaki , Mai Osada
IPC分类号: G09G3/30
CPC分类号: H01L27/1214 , G09G3/2022 , G09G3/30 , G09G3/3258 , G09G2300/0417 , G09G2300/0426 , G09G2300/0842 , G09G2310/0254 , G09G2310/0256 , G09G2320/0247 , G09G2320/0266 , H01L27/156 , H04N5/44
摘要: An electro-optical device having a plurality of pixels including a plurality of EL elements, wherein the electro-optical device provides a gray scale display by controlling a period of time at which the plurality of the EL elements emit light in one frame period; the plurality of the EL elements have a first electrode and a second electrode; the first electrode is held at a constant potential; and a potential of the second electrode changes in such a manner that a polarity of an EL driving voltage, which is a difference between the potentials applied to the first and second electrodes, is inverted for each one frame period.
摘要翻译: 一种具有包括多个EL元件的多个像素的电光装置,其中所述电光装置通过控制所述多个EL元件在一个帧周期内发光的时间段来提供灰度显示; 多个EL元件具有第一电极和第二电极; 第一电极保持恒定电位; 并且第二电极的电位以这样的方式变化,使得施加到第一和第二电极的电位之间的差异的EL驱动电压的极性在每一帧周期反转。
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公开(公告)号:US06872973B1
公开(公告)日:2005-03-29
申请号:US09692753
申请日:2000-10-19
申请人: Jun Koyama , Kazutaka Inukai , Shunpei Yamazaki , Mai Osada
发明人: Jun Koyama , Kazutaka Inukai , Shunpei Yamazaki , Mai Osada
CPC分类号: H01L27/1214 , G09G3/2022 , G09G3/30 , G09G3/3258 , G09G2300/0417 , G09G2300/0426 , G09G2300/0842 , G09G2310/0254 , G09G2310/0256 , G09G2320/0247 , G09G2320/0266 , H01L27/156 , H04N5/44
摘要: An electro-optical device having a plurality of pixels including a plurality of EL elements, wherein the electro-optical device provides a gray scale display by controlling a period of time at which the plurality of the EL elements emit light in one frame period; the plurality of the EL elements have a first electrode and a second electrode; the first electrode is held at a constant potential; and a potential of the second electrode changes in such a manner that a polarity of an EL driving voltage, which is a difference between the potentials applied to the first and second electrodes, is inverted for each one frame period.
摘要翻译: 一种具有包括多个EL元件的多个像素的电光装置,其中所述电光装置通过控制所述多个EL元件在一个帧周期内发光的时间段来提供灰度显示; 多个EL元件具有第一电极和第二电极; 第一电极保持恒定电位; 并且第二电极的电位以这样的方式变化,使得施加到第一和第二电极的电位之间的差异的EL驱动电压的极性在每一帧周期反转。
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公开(公告)号:US07154120B2
公开(公告)日:2006-12-26
申请号:US10756454
申请日:2004-01-14
IPC分类号: H01L29/04
CPC分类号: H01L27/124 , H01L27/1214 , H01L27/127 , H01L27/1288 , H01L29/42384 , H01L29/4908 , H01L29/66757
摘要: The present invention provides an inexpensive light emitting device and an inexpensive electric appliance. By reducing the number of photolithography steps in the fabrication of TFTs, the yield of the light emitting devices can be enhanced and the manufacturing period can be shortened. The present invention is substantially characterized in that a gate electrode is formed of a conductive film made of a plurality of layers and the concentration of impurity regions formed in the inside of an active layer can be adjusted by making use of the selection ratio at the time of etching these layers.
摘要翻译: 本发明提供廉价的发光装置和便宜的电器。 通过减少TFT的制造中的光刻步骤的数量,可以提高发光器件的产量,并且可以缩短制造周期。 本发明的特征在于,栅电极由多层制成的导电膜形成,并且可以通过利用当时的选择比来调节在有源层的内部形成的杂质区的浓度 蚀刻这些层。
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公开(公告)号:US06809343B2
公开(公告)日:2004-10-26
申请号:US10455044
申请日:2003-06-05
IPC分类号: H01L2715
CPC分类号: G09G3/3233 , G09G3/30 , G09G3/3275 , G09G2300/0426 , G09G2300/0465 , G09G2300/0809 , G09G2300/0842 , G09G2310/061 , G09G2320/0233 , H01L27/1203 , H01L27/3244 , H01L27/3262 , H01L29/66772 , H01L29/78621 , H01L2251/566
摘要: There is provided an electronic device having high reliability and high color reproducibility. A pixel structure is made such that a switching FET (201) and an electric current controlling FET (202) are formed on a single crystal semiconductor substrate (11), and an EL element (203) is electrically connected to the electric current controlling FET (202). The fluctuation in characteristics of the electric current controlling FET (202) is very low among pixels, and an image with high color reproducibility can be obtained. By taking hot carrier measures in the electric current controlling FET (202), the electronic device having high reliability can be obtained.
摘要翻译: 提供了具有高可靠性和高色彩再现性的电子设备。 进行像素结构,使得开关FET(201)和电流控制用FET(202)形成在单晶半导体基板(11)上,并且将EL元件(203)电连接到电流控制FET (202)。 电流控制FET(202)的特性波动在像素中非常低,并且可以获得具有高色彩再现性的图像。 通过在电流控制用FET(202)中采取热载体测量,可以获得具有高可靠性的电子设备。
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公开(公告)号:US08956895B2
公开(公告)日:2015-02-17
申请号:US12540436
申请日:2009-08-13
CPC分类号: H01L27/322 , H01L27/3244 , H01L27/3281 , H01L33/44
摘要: An inexpensive light emitting device and inexpensive electric equipment are provided. A substrate on which a semiconductor element or a light emitting element is formed and a color filter are manufactured by separate manufacturing processes, and they are bonded to each other to complete the light emitting device. Thus, the yield of the light emitting device is improved and the manufacture period is shortened.
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公开(公告)号:US08648345B2
公开(公告)日:2014-02-11
申请号:US13230137
申请日:2011-09-12
CPC分类号: G09G3/3233 , G09G3/30 , G09G3/3275 , G09G2300/0426 , G09G2300/0465 , G09G2300/0809 , G09G2300/0842 , G09G2310/061 , G09G2320/0233 , H01L27/1203 , H01L27/3244 , H01L27/3262 , H01L29/66772 , H01L29/78621 , H01L2251/566
摘要: There is provided an electronic device having high reliability and high color reproducibility. A pixel structure is made such that a switching FET (201) and an electric current controlling FET (202) are formed on a single crystal semiconductor substrate (11), and an EL element (203) is electrically connected to the electric current controlling FET (202). The fluctuation in characteristics of the electric current controlling FET (202) is very low among pixels, and an image with high color reproducibility can be obtained. By taking hot carrier measures in the electric current controlling FET (202), the electronic device having high reliability can be obtained.
摘要翻译: 提供了具有高可靠性和高色彩再现性的电子设备。 进行像素结构,使得开关FET(201)和电流控制用FET(202)形成在单晶半导体基板(11)上,并且将EL元件(203)电连接到电流控制FET (202)。 电流控制FET(202)的特性波动在像素中非常低,并且可以获得具有高色彩再现性的图像。 通过在电流控制用FET(202)中采取热载体测量,可以获得具有高可靠性的电子设备。
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公开(公告)号:US07208765B2
公开(公告)日:2007-04-24
申请号:US10745007
申请日:2003-12-23
IPC分类号: H01L29/04
CPC分类号: H01L51/56 , H01L27/1222 , H01L27/127 , H01L27/3244 , H01L27/3262 , H01L29/78621 , H01L29/78627 , H01L51/5237 , H01L51/5246 , H01L51/525 , H01L51/5259
摘要: To provide an electronic device capable of bright image display. A pixel is structured such that a switching TFT and a current controlling TFT are formed on a substrate and an EL element is electrically connected to the current controlling TFT. A gate capacitor formed between a gate electrode of the current controlling TFT and an LDD region thereof holds a voltage applied to the gate electrode, and hence a capacitor (condenser) is not particularly necessary in the pixel, thereby making the effective light emission area of the pixel large.
摘要翻译: 提供能够进行明亮图像显示的电子设备。 像素被构造成使得开关TFT和电流控制TFT形成在衬底上,并且EL元件电连接到电流控制TFT。 形成在电流控制TFT的栅极电极和LDD区域之间的栅极电容器保持施加到栅电极的电压,因此在像素中不特别需要电容器(电容器),从而使有效发光面积 像素大。
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