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公开(公告)号:US20100019245A1
公开(公告)日:2010-01-28
申请号:US12575878
申请日:2009-10-08
申请人: Yu Yamazaki , Aya Anzai , Tomoyuki Iwabuchi
发明人: Yu Yamazaki , Aya Anzai , Tomoyuki Iwabuchi
IPC分类号: H01L33/00
CPC分类号: H01L33/46 , G09G3/32 , H01L27/3267
摘要: The invention provides a light emitting device which is capable of displaying on both sides, has a small volume, and is capable of being used as a module. A light emitting element represented by an EL element and the like is used in a pixel portion, and two pixel portions are provided in one light emitting device. A first pixel portion has a structure to emit light only from a counter electrode side of the light emitting element. A second pixel portion has a structure to emit light only from a pixel electrode side of the light emitting element. That is, in the first pixel portion and the second pixel portion, directions of light emission are reverse in front and back.
摘要翻译: 本发明提供一种能够在两面显示具有小体积并且能够用作模块的发光装置。 在像素部分中使用由EL元件等表示的发光元件,并且在一个发光器件中设置两个像素部。 第一像素部分具有仅从发光元件的对电极侧发光的结构。 第二像素部分具有仅从发光元件的像素电极侧发光的结构。 也就是说,在第一像素部分和第二像素部分中,发光方向正面和背面相反。
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公开(公告)号:US07265383B2
公开(公告)日:2007-09-04
申请号:US10724872
申请日:2003-12-02
申请人: Yu Yamazaki , Aya Anzai , Tomoyuki Iwabuchi
发明人: Yu Yamazaki , Aya Anzai , Tomoyuki Iwabuchi
CPC分类号: H01L33/46 , G09G3/32 , H01L27/3267
摘要: The invention provides a light emitting device which is capable of displaying on both sides, has a small volume, and is capable of being used as a module. A light emitting element represented by an EL element and the like is used in a pixel portion, and two pixel portions are provided in one light emitting device. A first pixel portion has a structure to emit light only from a counter electrode side of the light emitting element. A second pixel portion has a structure to emit light only from a pixel electrode side of the light emitting element. That is, in the first pixel portion and the second pixel portion, directions of light emission are reverse in front and back.
摘要翻译: 本发明提供一种能够在两面显示具有小体积并且能够用作模块的发光装置。 在像素部分中使用由EL元件等表示的发光元件,并且在一个发光器件中设置两个像素部。 第一像素部分具有仅从发光元件的对电极侧发光的结构。 第二像素部分具有仅从发光元件的像素电极侧发光的结构。 也就是说,在第一像素部分和第二像素部分中,发光方向正面和背面相反。
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公开(公告)号:US20120120126A1
公开(公告)日:2012-05-17
申请号:US13354672
申请日:2012-01-20
申请人: Shunpei YAMAZAKI , Hajime Kimura , Mai Akiba , Aya Anzai , Yu Yamazaki
发明人: Shunpei YAMAZAKI , Hajime Kimura , Mai Akiba , Aya Anzai , Yu Yamazaki
CPC分类号: G09G3/006 , G09G3/2022 , G09G3/3233 , G09G3/3266 , G09G3/3291 , G09G2300/0809 , G09G2300/0842 , G09G2300/0852 , G09G2300/0861 , G09G2310/061 , G09G2320/0233 , G09G2320/0285 , G09G2320/029 , G09G2320/0295 , G09G2320/043 , G09G2320/048 , G09G2320/0693
摘要: To provide a light emitting device without nonuniformity of luminance, a correcting circuit for correcting a video signal supplied to each pixel to a light emitting device. The correcting circuit is stored with data of a dispersion of a characteristic of a driving TFT among pixels and data of a change over time of luminance of a light emitting element. Further, by correcting a video signal inputted to the light emitting device in conformity with a characteristic of the driving TFT of each pixel and a degree of a deterioration of the light emitting element based on the over-described two data, nonuniformity of luminance caused by a deterioration of an electroluminescent layer and nonuniformity of luminance caused by dispersion of a characteristic of the driving TFT are restrained.
摘要翻译: 为了提供没有不均匀亮度的发光器件,用于将提供给每个像素的视频信号校正到发光器件的校正电路。 校正电路与像素中的驱动TFT的特性的色散的数据和发光元件的亮度随时间的变化的数据一起存储。 此外,通过根据上述两个数据,校正根据每个像素的驱动TFT的特性和发光元件的劣化程度输入到发光器件的视频信号,由 抑制了电致发光层的劣化以及由驱动TFT的特性的分散引起的亮度的不均匀性。
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公开(公告)号:US20070298851A1
公开(公告)日:2007-12-27
申请号:US11847395
申请日:2007-08-30
申请人: Yu Yamazaki , Aya Anzai , Tomoyuki Iwabuchi
发明人: Yu Yamazaki , Aya Anzai , Tomoyuki Iwabuchi
IPC分类号: H04M1/00
CPC分类号: H01L33/46 , G09G3/32 , H01L27/3267
摘要: The invention provides a light emitting device which is capable of displaying on both sides, has a small volume, and is capable of being used as a module. A light emitting element represented by an EL element and the like is used in a pixel portion, and two pixel portions are provided in one light emitting device. A first pixel portion has a structure to emit light only from a counter electrode side of the light emitting element. A second pixel portion has a structure to emit light only from a pixel electrode side of the light emitting element. That is, in the first pixel portion and the second pixel portion, directions of light emission are reverse in front and back.
摘要翻译: 本发明提供一种能够在两面显示具有小体积并且能够用作模块的发光装置。 在像素部分中使用由EL元件等表示的发光元件,并且在一个发光器件中设置两个像素部。 第一像素部分具有仅从发光元件的对电极侧发光的结构。 第二像素部分具有仅从发光元件的像素电极侧发光的结构。 也就是说,在第一像素部分和第二像素部分中,发光方向正面和背面相反。
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公开(公告)号:US07042162B2
公开(公告)日:2006-05-09
申请号:US10374900
申请日:2003-02-27
申请人: Shunpei Yamazaki , Satoshi Seo , Hajime Kimura , Yu Yamazaki , Ryota Fukumoto
发明人: Shunpei Yamazaki , Satoshi Seo , Hajime Kimura , Yu Yamazaki , Ryota Fukumoto
IPC分类号: G09G3/10
CPC分类号: G09G3/2011 , G06F3/147 , G09G3/2022 , G09G3/3233 , G09G3/3275 , G09G5/395 , G09G2300/0426 , G09G2300/0809 , G09G2300/0823 , G09G2300/0842 , G09G2300/0852 , G09G2300/0861 , G09G2300/0866 , G09G2300/0895 , G09G2310/0251 , G09G2310/0256 , G09G2320/043 , G09G2330/028
摘要: The light-emitting element has a problem that reliability, heat-resisting stability and durability are low because of the deterioration in an organic compound layer. The TFT for driving the light-emitting element has a problem that variation readily occurs in its electrical characteristic due to the defects existing in grain boundaries. The present invention provides a light-emitting device by using the fact that, by applying to the light-emitting element a drive voltage having a polarity reverse to that in light emission during each constant period, the light-emitting element is improved in current-voltage characteristic. Furthermore, the present invention provides a light-emitting device made not dependent upon transistor characteristic, by controlling the amount of a current flowing through the light-emitting element.
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公开(公告)号:US07362289B2
公开(公告)日:2008-04-22
申请号:US11359471
申请日:2006-02-23
申请人: Shunpei Yamazaki , Satoshi Seo , Hajime Kimura , Yu Yamazaki , Ryota Fukumoto
发明人: Shunpei Yamazaki , Satoshi Seo , Hajime Kimura , Yu Yamazaki , Ryota Fukumoto
IPC分类号: G09G3/10
CPC分类号: G09G3/2011 , G06F3/147 , G09G3/2022 , G09G3/3233 , G09G3/3275 , G09G5/395 , G09G2300/0426 , G09G2300/0809 , G09G2300/0823 , G09G2300/0842 , G09G2300/0852 , G09G2300/0861 , G09G2300/0866 , G09G2300/0895 , G09G2310/0251 , G09G2310/0256 , G09G2320/043 , G09G2330/028
摘要: The light-emitting element has a problem that reliability, heat-resisting stability and durability are low because of the deterioration in an organic compound layer. The TFT for driving the light-emitting element has a problem that variation readily occurs in its electrical characteristic due to the defects existing in grain boundaries. The present invention provides a light-emitting device by using the fact that, by applying to the light-emitting element a drive voltage having a polarity reverse to that in light emission during each constant period, the light-emitting element is improved in current-voltage characteristic. Furthermore, the present invention provides a light-emitting device made not dependent upon transistor characteristic, by controlling the amount of a current flowing through the light-emitting element.
摘要翻译: 发光元件由于有机化合物层的劣化而具有可靠性,耐热稳定性和耐久性低的问题。 用于驱动发光元件的TFT具有由于晶粒边界中存在的缺陷而容易发生其电特性的变化的问题。 本发明提供一种发光装置,其特征在于,通过在每个恒定周期中向发光元件施加具有与发光相反极性的驱动电压的驱动电压,发光元件的电流 - 电压特性。 此外,本发明通过控制流过发光元件的电流量,提供不依赖于晶体管特性的发光器件。
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公开(公告)号:US20060139279A1
公开(公告)日:2006-06-29
申请号:US11359471
申请日:2006-02-23
申请人: Shunpei Yamazaki , Satoshi Seo , Hajime Kimura , Yu Yamazaki , Ryota Fukumoto
发明人: Shunpei Yamazaki , Satoshi Seo , Hajime Kimura , Yu Yamazaki , Ryota Fukumoto
IPC分类号: G09G3/36
CPC分类号: G09G3/2011 , G06F3/147 , G09G3/2022 , G09G3/3233 , G09G3/3275 , G09G5/395 , G09G2300/0426 , G09G2300/0809 , G09G2300/0823 , G09G2300/0842 , G09G2300/0852 , G09G2300/0861 , G09G2300/0866 , G09G2300/0895 , G09G2310/0251 , G09G2310/0256 , G09G2320/043 , G09G2330/028
摘要: The light-emitting element has a problem that reliability, heat-resisting stability and durability are low because of the deterioration in an organic compound layer. The TFT for driving the light-emitting element has a problem that variation readily occurs in its electrical characteristic due to the defects existing in grain boundaries. The present invention provides a light-emitting device by using the fact that, by applying to the light-emitting element a drive voltage having a polarity reverse to that in light emission during each constant period, the light-emitting element is improved in current-voltage characteristic. Furthermore, the present invention provides a light-emitting device made not dependent upon transistor characteristic, by controlling the amount of a current flowing through the light-emitting element.
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公开(公告)号:US07330162B2
公开(公告)日:2008-02-12
申请号:US10373789
申请日:2003-02-26
申请人: Yu Yamazaki , Ryota Fukumoto , Yoshifumi Tanada , Tomoyuki Iwabuchi , Satoshi Seo , Shunpei Yamazaki
发明人: Yu Yamazaki , Ryota Fukumoto , Yoshifumi Tanada , Tomoyuki Iwabuchi , Satoshi Seo , Shunpei Yamazaki
CPC分类号: G09G3/32 , G09G3/2022 , G09G3/2033 , G09G3/2081 , G09G2300/0809 , G09G2310/0267 , G09G2310/027
摘要: A driving method is provided which improves the duty ratio, which presents high image quality by securing a sufficient length of sustain (lighting) period when gray scales are increased in number, and which prolongs the lifetime of a light emitting element. One frame period has m (m is a natural number equal to or larger than 2) different sub-frame periods SF1, SF2, . . . , and SFm. The m different sub-frame periods SF1, SF2, . . . , and SFm each have an address period and a sustain period. Analog data signals are inputted to their respective light emitting elements in the address period. In the sustain period, the light emitting elements emit light in response to the analog data signals at n (n is a natural number equal to or larger than 2) levels of luminance for gray scale display.
摘要翻译: 提供了一种提高占空比的驱动方法,其通过在灰度级数增加时确保足够长的维持时间(照明)而延长发光元件的寿命,从而呈现高图像质量。 一个帧周期具有不同子帧周期SF 1,SF 2 2的m(m是等于或大于2的自然数)。 。 。 ,和SF< m>。 m个不同的子帧周期SF1,SF2,...。 。 。 和SF< m>各自具有寻址周期和维持周期。 模拟数据信号在寻址周期中被输入到它们各自的发光元件。 在维持期间,发光元件响应于在n(n是等于或大于2的自然数)的亮度等级显示的模拟数据信号而发光。
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公开(公告)号:US09772221B2
公开(公告)日:2017-09-26
申请号:US12546725
申请日:2009-08-25
申请人: Kazuo Nishi , Yu Yamazaki , Tomoyuki Iwabuchi , Keisuke Miyagawa
发明人: Kazuo Nishi , Yu Yamazaki , Tomoyuki Iwabuchi , Keisuke Miyagawa
CPC分类号: G01J1/0209 , G01J1/0233 , G01J1/0247 , G01J1/0271 , G01J1/4204 , G01J1/4228 , G02F1/13318 , G02F2001/133342 , G09G2360/04 , H04M1/0214 , H04M1/0245 , H04M2250/12
摘要: A photodetector of the invention is characterized by having a plurality of detector elements that are arranged over a light-transparent substrate and are connected in parallel. A foldable portable communication tool having two display portions of the invention is characterized by including one photodetector which includes a plurality of detector elements connected in parallel.
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公开(公告)号:US08437510B2
公开(公告)日:2013-05-07
申请号:US12652341
申请日:2010-01-05
申请人: Shunpei Yamazaki , Jun Koyama , Yu Yamazaki
发明人: Shunpei Yamazaki , Jun Koyama , Yu Yamazaki
IPC分类号: G06K9/00
CPC分类号: G07C9/00158 , A61B5/1172 , A61B5/7246 , A61B5/7445 , A61B2560/0462 , G06F21/32 , G06K9/0002 , G06K9/0004 , G06Q20/4014 , H04M1/72522
摘要: The present invention provides a system for identifying an individual provided with a portable communication device. In a system for identifying an individual using a portable communication device with a display, the display is a sensor-incorporated display, the sensor-incorporated display reads the biological information of a user, and, based on the read information, identifies an individual.
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