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Jun Sakakibara
Jun Sakakibara, Tokyo-To JP
| Patent application number | Description | Published |
|---|---|---|
| 20100231990 | SCAN APPARATUS AND IMAGE FORMING APPARATUS - There is provided a scan apparatus in which a thickness of a red filter layer is a value except the integral multiple of a wavelength at which sensitivity of red photodiodes becomes maximum in a wavelength region of red light, a thickness of a green filter layer is a value except the integral multiple of a wavelength at which sensitivity of green photodiodes becomes maximum in a wavelength region of green light, and a thickness of a blue filter layer is a value except the integral multiple of a wavelength at which sensitivity of blue photodiodes becomes maximum in a wavelength region of blue light. | 09-16-2010 |
| 20100259798 | IMAGE READING APPARATUS, CONTROL METHOD THEREOF, AND IMAGE FORMING APPARATUS - According to one embodiment, a difference in output at connecting positions among line sensors of a CCD sensor is removed by adjusting the gains of gain amplifiers. | 10-14-2010 |
Jun Sakakibara, Tokyo JP
| Patent application number | Description | Published |
|---|---|---|
| 20090086293 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - There is provided a technique to make, in a case where a monochrome image is generated based on a color image, a chromatic image region on the color image distinguishable on the monochrome image. There are included a first image reading unit to acquire monochrome image data by reading an image in monochrome from an original document, a second image reading unit to acquire color image data by reading an image in color from an original document, an extraction image generation unit to generate image data by extracting a chromatic image region in the color image data read by the second image reading unit, and a luminance correction unit to make a correction to increase, based on the image data generated by the extraction image generation unit, luminance of a monochrome signal which is included in the monochrome image data read by the first image reading unit and corresponds to the chromatic image region extracted by the extraction image generation unit. | 04-02-2009 |
| 20090086294 | IMAGE READING APPARATUS AND IMAGE READING METHOD - There is provide a technique which can contribute to reduction of data capacity of image data read from an original document in an image reading apparatus, and can contribute to realization of a flexible image processing to meet user's requests. There are included a first image reading unit to read an image in monochrome from an original document at a first resolution, a second image reading unit to read an image in color from an original document at a second resolution lower than the first resolution, a position information acquisition unit to acquire position information indicating, in respective image data read by the first and the second image reading units from the same original document, corresponding positions of respective pixels on the original document, a color information acquisition unit to acquire color information indicating colors of the respective pixels in the respective image data, and a storage unit to associate the position information acquired by the position information acquisition unit with the color information acquired by the color information acquisition unit with respect to the pixel corresponding to the position information and to store them in a specified storage area. | 04-02-2009 |
| 20090103149 | APPARATUS AND CONTROL METHOD FOR IMAGE READING, IMAGE FORMING APPARATUS - It is made possible to determine image characteristics in a reading image while the image of an original is being read. A first line sensor ( | 04-23-2009 |
| 20090168123 | 4-LINE CCD SENSOR AND IMAGE INPUT APPARATUS USING THE SAME - A 4-line CCD sensor according to one embodiment of the present invention has a monochromic reading line sensor section and a color reading line sensor section. This 4-line CCD sensor is characterized in that amplification factors for amplifiers | 07-02-2009 |
| 20090323095 | IMAGE FORMING APPARATUS AND METHOD - A method and apparatus of forming an image includes reading an original with a first resolution. An original is read with a second resolution which is different from said first resolution. The image information read with the first resolution and the second resolution is converted into image information of a third resolution for image forming. An image is formed with the third resolution based on the image information converted by the conversion. | 12-31-2009 |
| 20100202004 | IMAGE FORMING APPARATUS - When a monochromatic copy mode is to be executed, a control section sets a read mode in a scanner section so as to enable the scanner section to read an image at high speed by means of only a line sensor K, sets in an image processing section an image process that can print monochromatic image information, which is sent from the scanner section, with a single black color in the printer section, and sets in the printer section a monochromatic print mode that can print a black image at high speed, thereby controlling a monochromatic copy operation. | 08-12-2010 |
Jun Sakakibara, Nagoya-City JP
| Patent application number | Description | Published |
|---|---|---|
| 20090032965 | Seminconductor device having P-N column portion - A semiconductor device includes: a first semiconductor layer; a p-n column portion over the first semiconductor layer and including second and third semiconductor layers, which are alternately arranged; and a peripheral portion adjacently to the p-n column portion and including a fourth semiconductor layer. An end second semiconductor layer has an impurity amount equal to or larger than a half of other second semiconductor layers. The third semiconductor layers include a large impurity amount portion adjacent to the end second semiconductor layer. The large impurity amount portion includes at least one third semiconductor layer having an impurity amount larger than an impurity amount of other third semiconductor layers. | 02-05-2009 |
| 20090321819 | Semiconductor device having super junction - A semiconductor device includes: a first semiconductor layer; a PN column layer having first and second column layers; and a second semiconductor layer. Each of the first and second column layers includes first and second columns alternately arranged along with a horizontal direction. The first and second column layers respectively have first and second impurity amount differences defined at a predetermined depth by subtracting an impurity amount in the second column from an impurity amount in the first column. The first impurity amount difference is constant and positive. The second impurity amount difference is constant and negative. | 12-31-2009 |
Jun Sakakibara, Anjo-City JP
| Patent application number | Description | Published |
|---|---|---|
| 20080246096 | Semiconductor device including schottky barrier diode and method of manufacturing the same - A semiconductor device includes a substrate, a plurality of first columns having a first conductivity type, a plurality of second columns having a second conductivity type, a first electrode, and a second electrode. The first columns and the second columns are alternately arranged on the substrate to provide a super junction structure. The first electrode is disposed on the super junction structure, forms schottky junctions with the first columns, and forms ohmic junctions with the second columns. The second electrode is disposed on the substrate on an opposite side of the super junction structure. At least a part of the substrate and the super junction structure has lattice defects to provide a lifetime control region at which a lifetime of a minority carrier is controlled to be short. | 10-09-2008 |
Jun Sakakibara, Otawara-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20110206183 | X-RAY IMAGE DIAGNOSIS APPARATUS AND X-RAY IMAGE PROCESSING METHOD - An X-ray image diagnosis apparatus includes an imaging unit that supports an X-ray generation unit and an X-ray detection unit in such a way that the units face each other and is possible to take an image of a subject placed on a top panel of a bed; a control unit that performs control in such a way that a step movement process of at least one of the imaging unit and top panel is carried out and images of the subject are taken at a plurality of stages; and an image processing unit that processes image data taken at a plurality of the stages. The control unit sets a plurality of regions of interest in an imaging area of the subject when an image is taken after a contrast medium is injected into the subject, measures a change of an image level in the region of interest to detect a flow of the contrast medium, and makes at least one of the imaging unit and top panel move to the next imaging stage based on the detection result. | 08-25-2011 |