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1. 发明申请

US20200298440A1 METHOD FOR FORMING FLYING OBJECT USING OPTICAL VORTEX LASER, AND IMAGE FORMING METHOD AND APPARATUS 审中-公开
公开(公告)号：US20200298440A1
公开(公告)日：2020-09-24
申请号：US16820323
申请日：2020-03-16
申请人： Jun Aoto , Muneaki Iwata , Kazumi Suzuki , Hiroyuki Suhara , Akihiro Kaneko , Takashige Omatsu , Ryosuke Nakamura
发明人： Jun Aoto , Muneaki Iwata , Kazumi Suzuki , Hiroyuki Suhara , Akihiro Kaneko , Takashige Omatsu , Ryosuke Nakamura
IPC分类号： B28B1/00 , B29C64/268 , G02B5/00 , B41J2/14
摘要： Provided is a method for forming a flying body using optical vortex laser, the method including irradiating an opposite surface of a base to a surface of the base, on which a light-absorbing material is disposed, with an optical vortex laser beam to generate a liquid column or liquid droplet having a diameter smaller than an irradiation diameter of the optical vortex laser beam from the light-absorbing material in an irradiation direction of the optical vortex laser beam.

2. 发明授权

US09961227B2 Light source drive control device, image forming apparatus, light source drive control method, and computer program product 有权
公开(公告)号：US09961227B2
公开(公告)日：2018-05-01
申请号：US15015364
申请日：2016-02-04
申请人： Atsufumi Omori , Masaaki Ishida , Muneaki Iwata , Hayato Fujita
发明人： Atsufumi Omori , Masaaki Ishida , Muneaki Iwata , Hayato Fujita
IPC分类号： G06F15/00 , H04N1/04 , H04N1/00 , H04N1/409 , H04N1/40
CPC分类号： H04N1/0446 , H04N1/00822 , H04N1/0408 , H04N1/40037 , H04N1/40068 , H04N1/4092
摘要： A light source drive control device includes: an image data generating part that generates line-thinned image data having been subjected to line thinning processing for thinning an edge pixel in image data by a first pixel width; an intensity information generating part that generates intensity information including a first intensity at which a pixel not included in a set second pixel width of an edge in the line-thinned image data is exposed and a second intensity at which a pixel included in the second pixel width is exposed and which is higher than the first intensity; and a light source driving part that drives a light source based on a light source modulation signal generated according to the line-thinned image data and a drive current data switched based on a drive current switching signal generated based on the intensity information.

3. 发明授权

US09466016B2 Image forming apparatus which forms image data indicating whether a pixel is for a character or line 有权
标题翻译：图像形成装置，其形成指示像素是针对字符还是线的图像数据
公开(公告)号：US09466016B2
公开(公告)日：2016-10-11
申请号：US14796385
申请日：2015-07-10
申请人： Muneaki Iwata , Masaaki Ishida , Atsufumi Omori , Naoto Watanabe , Hayato Fujita
发明人： Muneaki Iwata , Masaaki Ishida , Atsufumi Omori , Naoto Watanabe , Hayato Fujita
IPC分类号： G06F15/00 , G06K1/00 , G06K15/02 , G06K15/14 , G06F3/12 , G06K15/00
CPC分类号： G06K15/1874 , G06F3/1208 , G06F3/122 , G06K15/14 , G06K15/1822 , G06K15/4055 , H04N1/40062 , H04N1/40068
摘要： An apparatus includes an image-processing-unit that generates tag information indicating whether each of pixels of a first-resolution image data is a pixel of a character or a line, a resolution-converting-unit that converts the first-resolution image data to image data with a second resolution higher than the first resolution, and a light-source-driving-unit that drives light-source according to the second-resolution image data. The resolution-converting-unit includes an image-matrix-acquiring-unit that acquires an image matrix being image data and tag information with the first resolution in an area containing a target-pixel and pixels around the target-pixel, a pattern-matching-unit that determines whether the target-pixel is a pixel of an edge of a character or a line based on the image matrix, and a first-converting-unit that, when the pixel is the edge pixel, converts the image data to image data with the second resolution of a pattern determined in accordance with a layout of the target-pixel.
摘要翻译：一种装置，包括：图像处理单元，生成指示第一分辨率图像数据的每个像素是字符或行的像素的标签信息;将第一分辨率图像数据转换为具有比第一分辨率高的第二分辨率的图像数据，以及根据第二分辨率图像数据驱动光源的光源驱动单元。分辨率转换单元包括图像矩阵获取单元，其在包含目标像素和目标像素周围的像素的区域中获取作为图像数据的图像矩阵和具有第一分辨率的标签信息，模式匹配 - 基于图像矩阵确定目标像素是字符边缘还是直线的像素的单位，以及当像素为边缘像素时，将图像数据转换为图像的第一转换单元具有根据目标像素的布局确定的图案的第二分辨率的数据。

4. 发明申请

US20160247050A1 IMAGE FORMING APPARATUS AND METHOD FOR DRIVING LIGHT SOURCE 有权
标题翻译：图像形成装置和驱动光源的方法
公开(公告)号：US20160247050A1
公开(公告)日：2016-08-25
申请号：US15048240
申请日：2016-02-19
申请人： Hayato FUJITA , Masaaki ISHIDA , Atsufumi OMORI , Muneaki IWATA
发明人： Hayato FUJITA , Masaaki ISHIDA , Atsufumi OMORI , Muneaki IWATA
IPC分类号： G06K15/02
CPC分类号： G06K15/1873 , G06K2215/0057 , H04N1/00 , H04N1/00822 , H04N1/0402 , H04N1/2361 , H04N2201/0458 , H04N2201/3252
摘要： An image forming apparatus includes: an image processor configured to perform first image processing on image data having a first resolution and to add tag data to a target pixel where second image processing is to be performed; a resolution converter configured to convert the image data into image data having a second resolution higher than the first resolution, and to perform the second image processing based on arrangement of the image data having the first resolution and the tag data; a pulse generator configured to generate an on-off modulation signal and an application-current switching signal in accordance with the image data having undergone the second image processing; and a light source driver configured to drive the light source in accordance with a current setting value output from an application current setter depending on the application-current switching signal and the on-off modulation signal.
摘要翻译：图像形成装置包括：图像处理器，被配置为对具有第一分辨率的图像数据执行第一图像处理，并且将标签数据添加到要执行第二图像处理的目标像素; 分辨率转换器，被配置为将图像数据转换为具有高于第一分辨率的第二分辨率的图像数据，并且基于具有第一分辨率和标签数据的图像数据的布置来执行第二图像处理; 脉冲发生器，被配置为根据经过第二图像处理的图像数据产生开 - 关调制信号和施加电流切换信号; 以及光源驱动器，被配置为根据应用电流设置器根据应用电流切换信号和开关调制信号输出的电流设定值来驱动光源。

5. 发明申请

US20160234399A1 LIGHT SOURCE DRIVE CONTROL DEVICE, IMAGE FORMING APPARATUS, LIGHT SOURCE DRIVE CONTROL METHOD, AND COMPUTER PROGRAM PRODUCT 有权
标题翻译：光源驱动控制装置，图像形成装置，光源驱动控制方法和计算机程序产品
公开(公告)号：US20160234399A1
公开(公告)日：2016-08-11
申请号：US15015364
申请日：2016-02-04
申请人： Atsufumi OMORI , Masaaki ISHIDA , Muneaki IWATA , Hayato FUJITA
发明人： Atsufumi OMORI , Masaaki ISHIDA , Muneaki IWATA , Hayato FUJITA
IPC分类号： H04N1/04 , H04N1/00 , H04N1/40
CPC分类号： H04N1/0446 , H04N1/00822 , H04N1/0408 , H04N1/40037 , H04N1/40068 , H04N1/4092
摘要： A light source drive control device includes: an image data generating part that generates line-thinned image data having been subjected to line thinning processing for thinning an edge pixel in image data by a first pixel width; an intensity information generating part that generates intensity information including a first intensity at which a pixel not included in a set second pixel width of an edge in the line-thinned image data is exposed and a second intensity at which a pixel included in the second pixel width is exposed and which is higher than the first intensity; and a light source driving part that drives a light source based on a light source modulation signal generated according to the line-thinned image data and a drive current data switched based on a drive current switching signal generated based on the intensity information.
摘要翻译：光源驱动控制装置包括：图像数据生成部，其生成已经进行了用于将图像数据中的边缘像素稀疏第一像素宽度的线间距处理的线稀疏图像数据; 产生强度信息的强度信息生成部，其生成强度信息，所述强度信息包括第一强度，所述第一强度不包括在所述线条稀疏图像数据中的边缘的设定的第二像素宽度中的像素被曝光;以及第二强度，所述第二强度包括所述第二像素宽度暴露，高于第一强度; 以及光源驱动部，其基于根据线条化图像数据生成的光源调制信号和基于基于强度信息生成的驱动电流切换信号而切换的驱动电流数据来驱动光源。

6. 发明申请

US20160223934A1 IMAGE FORMING APPARATUS AND CORRECTION DATA GENERATION METHOD 有权
标题翻译：图像形成装置和校正数据生成方法
公开(公告)号：US20160223934A1
公开(公告)日：2016-08-04
申请号：US15009990
申请日：2016-01-29
申请人： Naoto WATANABE , Shuji HIRAI , Satoshi KANEKO , Terumichi OCHI , Muneaki IWATA
发明人： Naoto WATANABE , Shuji HIRAI , Satoshi KANEKO , Terumichi OCHI , Muneaki IWATA
IPC分类号： B41J2/385
CPC分类号： G03G15/043 , H04N1/0283 , H04N1/04 , H04N1/06 , H04N1/113 , H04N2201/04755
摘要： An image forming apparatus includes: a latent image forming unit that forms a latent image on a latent image bearer with light from a light source; and a correction data generating unit that includes: an acquiring unit that acquires, for each position, a correction value of an intensity of the light source to equalize a density distribution of a latent image; a quantizing unit that generates a correction data for each position by quantizing a correction value for each position; and an excessive correction suppressing unit that outputs the correction data after reducing an amount of change from an immediately preceding latent image formation position, with respect to a position at which an absolute value of a restored value indicating a correction amount and generated based on the correction data exceeds an absolute value of the correction value.
摘要翻译：图像形成装置包括：潜像形成单元，其利用来自光源的光在潜像载体上形成潜像; 以及校正数据生成单元，包括：获取单元，对于每个位置，获取所述光源的强度的校正值以均衡潜像的浓度分布; 量化单元，其通过量化每个位置的校正值来生成每个位置的校正数据; 以及过度校正抑制单元，在相对于表示校正量的恢复值的绝对值并基于校正而产生的恢复值的绝对值的位置之后，输出修正数据，该校正数据在减少从紧接在前的潜像形成位置开始的变化量之后，数据超过校正值的绝对值。

7. 发明授权

US09298122B2 Image forming apparatus, image forming method, and method of producing printed material for generating a parallel line pattern of uniform concentration 有权
标题翻译：图像形成装置，图像形成方法以及用于产生均匀浓度的平行线图案的印刷材料的制造方法
公开(公告)号：US09298122B2
公开(公告)日：2016-03-29
申请号：US14268463
申请日：2014-05-02
申请人： Muneaki Iwata , Masaaki Ishida , Atsufumi Omori , Hayato Fujita
发明人： Muneaki Iwata , Masaaki Ishida , Atsufumi Omori , Hayato Fujita
IPC分类号： G06K15/00 , H04N1/40 , G03G15/043 , H04N1/405 , H04N1/409 , G03G15/04
CPC分类号： G03G15/043 , G03G15/04027 , H04N1/40068 , H04N1/4058 , H04N1/4092
摘要： An image forming apparatus includes: a pseudo-halftone processing unit that processes input image data to output image data of first resolution; a resolution converting unit that converts the image data of the first resolution into image data of second resolution that is higher than the first resolution; a modulation-signal generating unit that generates a modulation signal obtained by modulating the image data of the second resolution according to a clock signal; and a light-source driving unit that drives a light source according to the modulation signal. The pseudo-halftone processing unit converts a region of pixels having the same pixel value into a parallel line pattern that is formed with a plurality of parallel lines oblique relative to a direction of arrangement of pixels. The resolution converting unit generates the image data o in which each edge of the lines forming the parallel line pattern is smoothed.
摘要翻译：一种图像形成装置包括：伪半色调处理单元，其处理输入图像数据以输出第一分辨率的图像数据; 分辨率转换单元，其将第一分辨率的图像数据转换成高于第一分辨率的第二分辨率的图像数据; 调制信号生成单元，其生成通过根据时钟信号调制所述第二分辨率的图像数据而获得的调制信号; 以及根据调制信号驱动光源的光源驱动单元。伪半色调处理单元将具有相同像素值的像素的区域转换为平行线图案，该平行线图案形成有相对于像素排列方向倾斜的多条平行线。分辨率转换单元生成图像数据o，其中形成平行线图案的线的每个边缘被平滑化。

8. 发明授权

US08957934B2 Light source drive circuit, optical scanning apparatus, semiconductor drive circuit, and image forming apparatus 有权
标题翻译：光源驱动电路，光扫描装置，半导体驱动电路和图像形成装置
公开(公告)号：US08957934B2
公开(公告)日：2015-02-17
申请号：US14072946
申请日：2013-11-06
申请人： Hayato Fujita , Atsufumi Omori , Muneaki Iwata , Masaaki Ishida
发明人： Hayato Fujita , Atsufumi Omori , Muneaki Iwata , Masaaki Ishida
IPC分类号： B41J2/435 , B41J2/47 , H01S5/06 , H05B37/02 , H01S5/042 , G06K15/12 , H01S5/068
CPC分类号： H01S5/0425 , B41J2/435 , B41J2/455 , B41J2/471 , G06K15/1209 , H01S5/0261 , H01S5/0427 , H01S5/06 , H01S5/068 , H01S5/183 , H05B37/02 , Y02B20/202
摘要： A light source drive circuit which drives a light source is disclosed, including a drive current generating unit which generates a drive current, the driving current including a predetermined current for obtaining a predetermined light amount from the light source; and first and second overshoot currents which are applied to the predetermined current in synchronization thereto; and a control unit which sets, to the drive current generating unit, a value of the first overshoot current to a fixed value, and a value of the second overshoot current in accordance with a light amount output from the light source.
摘要翻译：公开了一种驱动光源的光源驱动电路，包括产生驱动电流的驱动电流产生单元，包括用于从光源获得预定光量的预定电流的驱动电流; 以及与其同步地施加到预定电流的第一和第二过冲电流; 以及控制单元，其根据从光源输出的光量将驱动电流产生单元的第一过冲电流的值设定为固定值，以及第二过冲电流的值。

9. 发明授权

US08928715B2 Light source driver, light source-driving method, image-forming apparatus, light source-driving circuit, and optical scanner 有权
标题翻译：光源驱动器，光源驱动方法，图像形成装置，光源驱动电路和光学扫描器
公开(公告)号：US08928715B2
公开(公告)日：2015-01-06
申请号：US14140147
申请日：2013-12-24
申请人： Atsufumi Omori , Masaaki Ishida , Muneaki Iwata , Hayato Fujita
发明人： Atsufumi Omori , Masaaki Ishida , Muneaki Iwata , Hayato Fujita
IPC分类号： B41J2/47 , B41J2/385 , B41J2/435 , H05B37/02 , G02B26/10 , G03G15/04
CPC分类号： H05B37/0281 , G03G15/04036 , G03G15/04072 , G03G2215/0132 , H05B33/0803
摘要： A light source driver includes a controller which outputs an undershoot current in synchronization with lighting complete timing in lighting information, wherein the controller is configured to output the undershoot current such that a voltage in a light source when the output of the undershoot current is complete is equal to a voltage in the light source before being turned on.
摘要翻译：光源驱动器包括控制器，其与照明信息中的点亮完成定时同步地输出下冲电流，其中，所述控制器被配置为输出下冲电流，使得当下冲电流的输出完成时光源中的电压为在开启前等于光源中的电压。

10. 发明授权

US08610971B2 Image forming apparatus 有权
标题翻译：图像形成装置
公开(公告)号：US08610971B2
公开(公告)日：2013-12-17
申请号：US13275794
申请日：2011-10-18
申请人： Atsufumi Omori , Masaaki Ishida , Yasuhiro Nihei , Muneaki Iwata
发明人： Atsufumi Omori , Masaaki Ishida , Yasuhiro Nihei , Muneaki Iwata
IPC分类号： H04N1/04
CPC分类号： H04N1/506 , G03G15/5058 , H04N1/0473 , H04N1/12 , H04N2201/0471 , H04N2201/04781 , H04N2201/04793
摘要： An image forming apparatus that forms an image includes: a photosensitive element; an optical scanning device that includes a light source, and scans a surface of the photosensitive element in a main scanning direction with light emitted from the light source to form a latent image; a developing unit that develops the latent image; a photosensitive element period detecting sensor that detects a rotation period of the photosensitive element; a density sensor that detects a density variation of an image developed by the developing unit, in a sub scanning direction; and a processing device that corrects a driving signal of the light source according to the image information, based on an output signal of the density sensor and an output signal of the photosensitive element period detecting sensor.
摘要翻译：形成图像的图像形成装置包括：感光元件; 光学扫描装置，其包括光源，并且利用从所述光源发射的光来在所述主扫描方向上扫描所述感光元件的表面以形成潜像; 显影单元，其显影潜像; 感光元件周期检测传感器，其检测感光元件的旋转周期; 密度传感器，其检测由所述显影单元在副扫描方向上显影的图像的浓度变化; 以及处理装置，其基于密度传感器的输出信号和感光元件周期检测传感器的输出信号，根据图像信息校正光源的驱动信号。

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