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1. 发明专利

JP2012176506A Image forming device 审中-公开
标题翻译：图像形成装置
公开(公告)号：JP2012176506A
公开(公告)日：2012-09-13
申请号：JP2011039628
申请日：2011-02-25
申请人： Seiko Epson Corp , セイコーエプソン株式会社
发明人： ARAI YOSHIO , KOIZUMI RYUTA , INOUE NOZOMI , IKUMA TAKESHI
IPC分类号： B41J2/44 , B41J2/45 , B41J2/455 , G03G15/04 , H04N1/036 , H04N1/23
摘要： PROBLEM TO BE SOLVED: To suppress variations in size in each spot in an image forming device which images light emitted by a light emitting element to form the spot with respect to a latent image carrier having a curvature.SOLUTION: The image forming device includes the latent image carrier having a curvature in a first direction and an exposure head. The exposure head includes: a substrate arranged so that a normal thereof is pointed to a second direction orthogonal to or approximately orthogonal to the first direction; a first light emitting element arranged on the substrate; a second light emitting element arranged on the substrate in the first direction of the first light emitting element; and an imaging optical system imaging light emitted by the first light emitting element in a first imaging position to irradiate the latent image carrier and imaging light emitted by the second light element in a second imaging position different in the second direction from the first imaging position to irradiate the latent image carrier.
摘要翻译：要解决的问题：为了抑制图像形成装置中的每个点的变化，其中图像形成装置对由发光元件发射的光相对于具有曲率的潜像载体形成点。解决方案：图像形成装置包括具有第一方向的曲率的潜像载体和曝光头。曝光头包括：布置成使其法线指向与第一方向正交或大致正交的第二方向的基板; 布置在所述基板上的第一发光元件; 在所述第一发光元件的所述第一方向上布置在所述基板上的第二发光元件; 以及成像光学系统，将由第一发光元件发射的光成像在第一成像位置，以照射潜像载体，并且将第二光元件发射的光成像在与第一成像位置不同的第二方向上的第二成像位置，照射潜像载体。版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2012101435A Exposure head and image forming device 审中-公开
标题翻译：曝光头和图像形成装置
公开(公告)号：JP2012101435A
公开(公告)日：2012-05-31
申请号：JP2010251742
申请日：2010-11-10
申请人： Seiko Epson Corp , セイコーエプソン株式会社
发明人： ARAI YOSHIO , INOUE NOZOMI , IKUMA TAKESHI
IPC分类号： B41J2/44 , B41J2/45 , B41J2/455 , H04N1/036
摘要： PROBLEM TO BE SOLVED: To appropriately reflect light quantity of light emitting elements emitting light by leak current on detection values (offset values) by light detection parts (sensors).SOLUTION: This exposure head includes: a first light emitting element; a second light emitting element; a first drive element driving the first light emitting element; a second drive element driving the second light emitting element; first wiring electrically connected to the first drive element; second wiring electrically connected to the second drive element; a first power source supply part connected to the first wiring at a first position to supply a power source to the first wiring; a second power source supply part connected to the second wiring at a second position leaving a first clearance relative to the first position in a first direction of the first position to supply a power source to the second wiring; a first light detection part detecting light; and a second light detection part arranged on a substrate leaving a second clearance which is a half or less of the first clearance relative to the first light detection part in a first direction of the first light detection part to detect light.
摘要翻译：要解决的问题：通过光检测部件（传感器）将由漏电流发光的发光元件的光量适当地反映到检测值（偏移值）上。
解决方案：该曝光头包括：第一发光元件; 第二发光元件; 驱动所述第一发光元件的第一驱动元件; 驱动所述第二发光元件的第二驱动元件; 电连接到第一驱动元件的第一布线; 电连接到第二驱动元件的第二布线; 在第一位置处连接到第一布线的第一电源供应部分，以将电源提供给第一布线; 在第二位置处连接到第二布线的第二电源供应部分，在第一位置的第一方向上相对于第一位置留下第一间隙，以向第二布线供电; 检测光的第一光检测部; 以及第二光检测部，其布置在基板上，在所述第一光检测部的第一方向上留下相对于所述第一光检测部的所述第一间隙的一半以下的第二间隙，以检测光。版权所有（C）2012，JPO＆INPIT

3. 发明专利

JP2011085775A Image forming apparatus, and image forming method 审中-公开
标题翻译：图像形成装置和图像形成方法
公开(公告)号：JP2011085775A
公开(公告)日：2011-04-28
申请号：JP2009238948
申请日：2009-10-16
申请人： Seiko Epson Corp , セイコーエプソン株式会社
发明人： ARAI YOSHIO , INOUE NOZOMI
IPC分类号： G03G15/00 , B41J2/44 , B41J2/45 , B41J2/455 , G03G15/04 , G03G15/043 , G03G21/18 , H04N1/036
摘要： PROBLEM TO BE SOLVED: To provide technology for forming favorable images by properly controlling an amount of potential change of a photoreceptor due to light emitted from a light emitting element. SOLUTION: An image forming apparatus includes: an exposure head having a light emitting element and a light emitting control part causing the light emitting element to emit light in response to a control signal; a photoreceptor unit having the photoreceptor forming a latent image by being exposed to light exposed to light emitted by the light emitting element of the exposure head, and a memory storing correction data correcting a control signal on the basis of spectral sensitivity of the photoreceptor; a correcting part for correcting the control signal on the basis of the correction data read from the memory; and a developing part for developing the latent image formed on the photoreceptor. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供通过适当地控制由于从发光元件发出的光而导致的感光体的电位变化量来形成有利图像的技术。图像形成装置包括：具有发光元件的曝光头和响应于控制信号使发光元件发光的发光控制部; 感光单元，其具有通过暴露于由曝光头的发光元件发射的光的光而形成潜像的感光体，以及存储器，其基于感光体的光谱灵敏度来校正控制信号的校正数据; 校正部分，用于根据从存储器读取的校正数据校正控制信号; 以及用于显影形成在感光体上的潜像的显影部分。版权所有（C）2011，JPO＆INPIT

4. 发明专利

JP2011031423A Exposure head, and image forming apparatus 审中-公开
标题翻译：曝光头和图像形成装置
公开(公告)号：JP2011031423A
公开(公告)日：2011-02-17
申请号：JP2009177770
申请日：2009-07-30
申请人： Seiko Epson Corp , セイコーエプソン株式会社
发明人： ARAI YOSHIO , INOUE NOZOMI , IKUMA TAKESHI
IPC分类号： B41J2/44 , B41J2/45 , B41J2/455 , G03G15/04 , H04N1/036
摘要： PROBLEM TO BE SOLVED: To achieve good exposure while preventing exposure unevenness from being noticeable. SOLUTION: The exposure head includes: a lens array in which a first lens line with lenses arranged in a first direction and a second lens line with lenses arranged in the first direction are arranged in a second direction orthogonal to the first direction centering a virtual straight line parallel to the first direction and in which the lenses of the first lens line and lenses of the second lens line alternately align in the first direction in a staggering form; a light emitting element array in which a light emitting element pair wherein one side light emitting element opposed to the lens array on one side of the virtual straight line and another side light emitting element opposed to the lens array on the other side of the virtual straight line are arranged on positions in the same first direction is arranged in the first direction; and an emission control part which carries out the operation of alternatively selecting the light emitting element to emit the light from the one side light emitting element and another side light emitting element for the light emitting element pair. The emission control part selects at random the light emitting element to emit the light between the one side light emitting element and another side light emitting element. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了获得良好的曝光，同时防止曝光不均匀性显着。解决方案：曝光头包括：透镜阵列，其中沿第一方向布置的透镜的第一透镜线和沿第一方向布置的透镜的第二透镜线布置在与第一方向中心正交的第二方向上平行于第一方向的虚拟直线，其中第一透镜线的透镜和第二透镜线的透镜以交错的形式沿第一方向交替对准; 发光元件阵列，其中与虚拟直线的一侧上的透镜阵列相对的一侧发光元件和与虚拟直线的另一侧上的透镜阵列相对的另一侧发光元件的发光元件对在相同的第一方向的位置上排列在第一方向上; 以及发光控制部，其执行交替地选择发光元件以发射来自所述一侧发光元件的光和所述发光元件对的另一侧发光元件的操作。发光控制部件随机地选择发光元件发射单侧发光元件和另一侧发光元件之间的光。版权所有（C）2011，JPO＆INPIT

5. 发明专利

JP2010214861A Light exposure head, method for controlling light exposure head, and image forming apparatus 审中-公开
标题翻译：光曝光头，控制光照射头的方法和图像形成装置
公开(公告)号：JP2010214861A
公开(公告)日：2010-09-30
申请号：JP2009066220
申请日：2009-03-18
申请人： Seiko Epson Corp , セイコーエプソン株式会社
发明人： INOUE NOZOMI , ARAI YOSHIO , TSUJINO KIYOSHI
IPC分类号： B41J2/44 , B41J2/45 , B41J2/455 , G03F7/20 , G03G15/04 , G03G15/043
摘要： PROBLEM TO BE SOLVED: To provide a technique which enables suppression of wrong emission of light emitting elements in a configuration wherein electric power is supplied separately to an emission controlling part and a driving part. SOLUTION: The image forming apparatus includes: an image carrier which carries an image; a light exposure head which has the light emitting elements for emitting a light according to a driving signal and exposes the image carrier with the light from the light emitting elements; the emission controlling part which generates an emission controlling signal for controlling emission of the light emitting elements by receiving supply of a first electric power; the driving part which outputs the driving signal to the light emitting elements on the basis of the emission controlling signal by receiving supply of a second electric power; and an electric power supply controlling part which starts supply of the second electric power to the driving part or stops supply of the second electric power to the driving part in a state that the first electric power is supplied to the emission controlling part. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：解决的问题：提供一种技术，其能够抑制发光元件的错误发射，其中电源单独供应到发射控制部分和驱动部分。解决方案：图像形成装置包括：承载图像的图像载体; 具有根据驱动信号发光的发光元件并用来自发光元件的光曝光图像载体的曝光头; 所述发光控制部分通过接收第一电力的供给而产生用于控制所述发光元件的发射的发光控制信号; 所述驱动部通过接收第二电力的供给，基于所述发光控制信号将所述驱动信号输出到所述发光元件; 以及电源控制部，其在向所述发射控制部提供所述第一电力的状态下，开始向所述驱动部供给所述第二电力，或者停止向所述驱动部供给所述第二电力。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2010194716A Line head and image forming apparatus 审中-公开
标题翻译：线头和图像形成装置
公开(公告)号：JP2010194716A
公开(公告)日：2010-09-09
申请号：JP2009038682
申请日：2009-02-20
申请人： Seiko Epson Corp , セイコーエプソン株式会社
发明人： ARAI YOSHIO , TSUJINO KIYOSHI , INOUE NOZOMI
IPC分类号： B41J2/44 , B41J2/45 , B41J2/455 , H04N1/036
摘要： PROBLEM TO BE SOLVED: To provide a line head which is excellent in assembly property, and can achieve a light exposure processing with a narrow width and a high accuracy, and to provide an image forming apparatus capable of inexpensively obtaining a high quality image. SOLUTION: The line head 13 includes: a first substrate 17 having light transmission properties; a plurality of light emitting elements 72 arranged in a first direction on one face side of the first substrate 71; a lens array 16 connected to the other face of the first substrate 71 through a plate-like spacer 17 with light transmission properties, and imaging a light from the light emitting element 72; a light shading member 19 provided so as to cover the spacer 17 from the opposite side of the first substrate 71 side; and a supporting member 6 provided on one face side of the first substrate 71. The line head is constituted so that the width of the spacer 17 in a second direction perpendicular or approximately perpendicular to the first direction is the width or larger than the width in the second direction of the first substrate 71, and the end in the second direction of the first substrate 71 is not projected to the outside more than the end in the second direction of the spacer 17. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种组装性优异的线头，并且可以实现窄宽度和高精度的曝光处理，并且提供能够廉价地获得高质量的图像形成装置图片。线头13包括：具有透光性的第一基板17; 在第一基板71的一个面上沿第一方向配置的多个发光元件72; 透镜阵列16，通过具有透光性的板状间隔件17连接到第一基板71的另一面，并对来自发光元件72的光进行成像; 设置成从第一基板71侧的相对侧覆盖间隔件17的遮光部件19; 以及设置在第一基板71的一个正面侧的支撑构件6.线头构造成使得间隔件17在垂直于或大致垂直于第一方向的第二方向上的宽度为宽度或大于第一基板71的第二方向和第一基板71的第二方向上的端部不比间隔件17的第二方向上的端部突出到外侧。（C）2010年， JPO＆INPIT

7. 发明专利

JP2010058377A Line head and image forming apparatus 审中-公开
标题翻译：线头和图像形成装置
公开(公告)号：JP2010058377A
公开(公告)日：2010-03-18
申请号：JP2008226515
申请日：2008-09-03
申请人： Seiko Epson Corp , セイコーエプソン株式会社
发明人： INOUE NOZOMI , TSUJINO KIYOSHI , ARAI YOSHIO
IPC分类号： B41J2/44 , B41J2/45 , B41J2/455 , H04N1/036
摘要： PROBLEM TO BE SOLVED: To provide a line head which is narrow in width, thereby, capable of achieving reduction in size and cost of the image forming apparatus, and to provide the image forming apparatus which is compact and inexpensive. SOLUTION: The line head 13 includes: a luminous substrate unit 7 having a long-sized first substrate 71 and a plurality of light emitting elements 72 arrayed on the first substrate 71 along the longitudinal direction of the substrate 71; a circuit substrate unit 8 having a second substrate 81 and an interface circuit mounted on the second substrate 81, to which a signal for driving each light emitting element 72 is inputted from the outside; and a wiring unit 9 having a wire for electrically connecting the luminous substrate unit 7 and the circuit substrate unit 8. The light emitting elements 72 are disposed so that the optical axes thereof may nearly perpendicular to the substrate surface of the first substrate 71, and the second substrate 81 is disposed so that the substrate surface thereof may be along the optical axis direction of the light emitting elements 72. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供宽度窄的线头，从而能够实现图像形成装置的尺寸和成本的降低，并且提供了紧凑且便宜的图像形成装置。线头13包括：具有长尺寸第一基板71和沿着基板71的纵向方向排列在第一基板71上的多个发光元件72的发光基板单元7; 电路基板单元8具有第二基板81和安装在第二基板81上的接口电路，从外部输入用于驱动每个发光元件72的信号; 以及布线单元9，其具有用于电连接发光基板单元7和电路基板单元8的导线。发光元件72设置成使得其光轴可以几乎垂直于第一基板71的基板表面，并且第二基板81被布置成使得其基板表面可以沿着发光元件72的光轴方向。（C）2010年，JPO和INPIT

8. 发明专利

JP2009179062A Exposure device and image forming apparatus 审中-公开
标题翻译：曝光装置和图像形成装置
公开(公告)号：JP2009179062A
公开(公告)日：2009-08-13
申请号：JP2009117289
申请日：2009-05-14
申请人： Seiko Epson Corp , セイコーエプソン株式会社
发明人： ARAI YOSHIO , INOUE NOZOMI
IPC分类号： B41J2/465 , G03G21/00 , H04N1/036
摘要： PROBLEM TO BE SOLVED: To suppress the effects of irregularities of a shape of each spot region.
SOLUTION: A correction value A for correcting an energy of an ejection light of each light emitting element E arranged in the direction X is determined through a first process and a second process. In the first process, a spot region S of an elliptic shape which makes a direction P inclined to the direction X a major axis is specified from a plurality of spot regions S formed by the ejection light from each light emitting element E. In the second process, the correction value A is determined so that a size WP in the direction P approaches a target value W0 in the spot region S specified in the first process.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：抑制每个斑点区域的形状的不规则性的影响。解决方案：通过第一处理和第二处理来确定用于校正沿X方向布置的每个发光元件E的喷射光的能量的校正值A. 在第一过程中，从由每个发光元件E的喷射光形成的多个光点区域S中，指定了使方向P相对于长轴方向X倾斜的椭圆形的光点区域S.在第二处理中，处理时，确定校正值A，使得方向P上的尺寸WP在第一处理中指定的斑点区域S中接近目标值W0。版权所有（C）2009，JPO＆INPIT

9. 发明专利

JP2009053475A Display device, driving method of display device and electronic equipment 审中-公开
标题翻译：显示装置，显示装置和电子设备的驱动方法
公开(公告)号：JP2009053475A
公开(公告)日：2009-03-12
申请号：JP2007220683
申请日：2007-08-28
申请人： Seiko Epson Corp , セイコーエプソン株式会社
发明人： ARAI YOSHIO
IPC分类号： G09G3/36 , G02F1/133 , G09G3/20 , G09G3/34
摘要： PROBLEM TO BE SOLVED: To suppress color breakup and flicker in a field sequential system. SOLUTION: An image processing circuit 20 generates a separation image signal S2 for designating gradation for each pixel about a white component and a plurality of color components, from an input image signal S1 for designating gradation of a plurality of prime color components for each pixel. A control circuit 30 causes a display 10 to displays a monotone image of each of the white component and the plurality of color components, in each of a plurality of sub-fields SF in one frame F based on the separation image signal S2. The sub-field SF in which the monotone image of the white component is displayed is positioned before starting of, or after finishing of the plurality of sub-fields in which the monotone image of the plurality of color components is displayed. In the frame in which display of the white image is designated, display luminance of the monotone image of the white component is lower than that of the monotone image of each color component. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：抑制场顺序系统中的颜色分解和闪烁。解决方案：图像处理电路20从用于指定多个素色成分的灰度的输入图像信号S1生成用于为白色分量和多个颜色分量指定每个像素的灰度的分离图像信号S2，每个像素。控制电路30使得显示器10基于分离图像信号S2在一帧F中的多个子场SF的每一个中显示白色分量和多个颜色分量中的每一个的单调图像。其中显示白色分量的单调图像的子场SF位于显示多个颜色分量的单调图像的多个子场的开始之前或之后。在其中指定白色图像的显示的帧中，白色分量的单调图像的显示亮度低于每个颜色分量的单调图像的亮度。版权所有（C）2009，JPO＆INPIT

10. 发明专利

JP2006243223A Driving circuit, electrooptical apparatus using the same, electronic equipment and driving method for the driving circuit 审中-公开
标题翻译：驱动电路，使用该电路的电子设备，用于驱动电路的电子设备和驱动方法
公开(公告)号：JP2006243223A
公开(公告)日：2006-09-14
申请号：JP2005057121
申请日：2005-03-02
申请人： Seiko Epson Corp , セイコーエプソン株式会社
发明人： ARAI YOSHIO , HORIUCHI HIROSHI
IPC分类号： G09G3/30 , G09G3/20 , H01L51/50
摘要： PROBLEM TO BE SOLVED: To provide a driving circuit and a driving method for an electrooptical apparatus, capable of displaying a video image of low grayscale in high luminance. SOLUTION: The driving circuit comprises; a grayscale generating means; a scanning line changing means; and a data line changing means for supplying a current to each data line based on the grayscale signal. The grayscale signal generating means comprises; a scanning line specifying means in which a current value supplied to each data line based on an image signal is calculated and the scanning line in which the current flowing during one frame period becomes maximum is specified; a scanning line peak luminance calculating means for calculating peak luminance of the specified scanning line; a window size calculating means; a window size peak luminance calculating means for calculating the peak luminance in a window size according to a peak luminance curve; and a grayscale signal correction means in which all image signals are corrected so that the peak luminance of the specific scanning line may become the peak luminance in the window size and the grayscale signal is generated. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：解决的问题：提供能够以高亮度显示低灰度级的视频图像的电光装置的驱动电路和驱动方法。解决方案：驱动电路包括：灰度产生装置; 扫描线改变装置; 以及数据线改变装置，用于基于灰度信号向每个数据线提供电流。灰度信号发生装置包括：一个扫描线指定装置，其中计算出基于图像信号提供给每个数据线的电流值，并指定在一个帧周期内流动的电流变为最大的扫描线; 扫描线峰值亮度计算装置，用于计算指定扫描线的峰值亮度; 窗口尺寸计算装置; 窗口尺寸峰值亮度计算装置，用于根据峰值亮度曲线计算窗口大小中的峰值亮度; 以及灰度信号校正装置，其中校正所有图像信号，使得特定扫描线的峰值亮度可能变为窗口大小中的峰值亮度，并且生成灰度信号。版权所有（C）2006，JPO＆NCIPI

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