Patents by Inventor Kei Utsugi
Kei Utsugi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230219226Abstract: An indicator related to work performed through a plurality of hierarchical processes is predicted efficiently with high accuracy. The information processing device stores sample data in association with each parameter representing work, the sample data including an indicator generated by execution of lower-level simulation based on a lower-level model set for a lower-level process, and the information processing device predicts an indicator related to predicted work by performing higher-level simulation using the sample data associated with a parameter similar to a parameter representing the predicted work, the higher-level simulation being based on a higher-level model which is set for a higher-level process. If sample data associated with a parameter similar to the parameter representing the predicted work is not stored, the information processing device complements sample data by performing lower-level simulation and performs higher-level simulation using the complemented sample data.Type: ApplicationFiled: September 30, 2020Publication date: July 13, 2023Inventors: Kei UTSUGI, Sanato NAGATA, Koji ARA, Hisaya ISHIBASHI, Toshio MORIYA
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Publication number: 20220382934Abstract: An object of the invention is to efficiently and automatically generate a simulation model used for verification from 3D CAD information. In order to solve the above problem, the invention provides a simulation model generation device configured to identify a connection relation between part elements constituting the device. The simulation model generation device includes: a contact surface number determination unit configured to determine the number of contact surfaces between the part elements using structural model data in the device; a shared rotation axis determination unit configured to determine, using the structural model data, presence or absence of a shared rotation axis between the part elements; and a connection relation identification unit configured to identify a connection relation between the part elements indicating any one of non-contact, fixation, slide, and rotation according to the number of the contact surfaces and the presence or absence of a shared rotation axis.Type: ApplicationFiled: May 10, 2022Publication date: December 1, 2022Inventors: Yutaka NAGAI, Sanato OHTOSHI, Kei UTSUGI
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Publication number: 20220292418Abstract: An operation risk evaluation system includes: a model storage unit configured to store a surrogate model that is a learned model of a relationship between an input that is a first feature amount of the operation and an output that is a second feature amount of the operation calculated by a predetermined simulation of one of the steps, the learned model being configured to surrogate for the predetermined simulation in which an output corresponding to an input having the same value has indeterminity different for each input; a prediction unit configured to predict a plurality of the second feature amounts having indeterminity corresponding to the first feature amount having the same value in the step; and a risk evaluation unit configured to evaluate a risk of the operation in the step based on the plurality of second feature amounts having indeterminity predicted by the prediction unit.Type: ApplicationFiled: February 23, 2022Publication date: September 15, 2022Inventors: Kei UTSUGI, Issei SUEMITSU, Sanato OHTOSHI, Yutaka NAGAI
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Publication number: 20220289496Abstract: A plurality of workpieces include a plurality of first workpieces of a first workpiece group to be loaded onto a first loaded member according to a first loading sequence and a plurality of second workpieces of a second workpiece group to be loaded onto a second loaded member according to a second loading sequence. On a conveying device, workpieces are arranged at ransom with respect to respective arrangement sequences of the first workpiece group and the second workpiece group and the classifications of the first workpiece group and the second workpiece group. On a conveying device, workpieces of the first workpiece group are sequentially arranged based on the first loading sequence and workpieces of the second workpiece group are sequentially arranged based on the second loading sequence. At the same time, the workpieces of the first workpiece group and the second workpiece group are arranged together.Type: ApplicationFiled: March 13, 2020Publication date: September 15, 2022Inventors: Sanato NAGATA, Kei UTSUGI, Nobutaka KIMURA
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Publication number: 20210133655Abstract: A transportation plan generation apparatus can access transported item count information that stores a transportation date, a transported item, and a transported item count, transported item information that stores the transported item and a volume, and transportation fee information that stores a transportation means, a load volume, a fee for each period. The apparatus executes: detecting a first period, among a plurality of periods, during which the transportation volume for each period based on the transported item count and the volume exceeds a threshold; identifying second periods that are prior to the first period, and that don't correspond to the first period; determining a given second period during which the fee for the transportation means is less expensive than for the first period, among the second periods, to be a period to which a portion of the transportation volume of the first period is reallocated; and outputting a determination result.Type: ApplicationFiled: October 27, 2020Publication date: May 6, 2021Applicant: HITACHI TRANSPORT SYSTEM, LTD.Inventors: Issei SUEMITSU, Kei UTSUGI, Junko HOSODA, Naoko KISHIKAWA, Yoshihito SHIMAZU, Takahiro NISHIKAWA, Akira KOYAMA
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Publication number: 20180204387Abstract: To arrange an entire peripheral image in the virtual three-dimensional space in an easy-to-grasp manner, it is provided an image generation device, which is configured to generate an image to be displayed on a display device, the image generation device comprising: a processor configured to execute a program; and a memory configured to store the program, wherein the processor is configured to: arrange a three-dimensional model of an object existing in a real space in a virtual three-dimensional space; arrange at least one tube-shaped virtual screen including a predetermined photographing position in the virtual three-dimensional space; execute arithmetic processing of mapping an entire peripheral image captured at the predetermined photographing position to the at least one tube-shaped virtual screen; and generate image data for displaying, in a panoramic view, the virtual three-dimensional space in which the three-dimensional model and the at least one tube-shaped virtual screen are arranged.Type: ApplicationFiled: July 28, 2015Publication date: July 19, 2018Inventors: Kei UTSUGI, Miho KOBAYASHI, Koji ARA
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Patent number: 9881417Abstract: A drawing apparatus is for drawing a three-dimensional model including a plurality of nodes present in a three-dimensional space, by using a plurality of viewpoints. The drawing apparatus includes a memory configured to store drawing information including a correspondence relationship between the plurality of nodes and the plurality of viewpoints, and drawing parameters relevant to the plurality of viewpoints; and a CPU configured to transform the three-dimensional model into an image, by a plurality of polygons constituting the three-dimensional model, by using the drawing information. The CPU changes the drawing information in response to a position or a state of a predetermined one or a plurality of the nodes satisfying a predetermined condition, and calculates drawing positions of vertices of the plurality of polygons, by using the viewpoints corresponding to the nodes to which the vertices belong, based on the changed drawing information.Type: GrantFiled: July 31, 2015Date of Patent: January 30, 2018Assignee: CELSYS, INC.Inventors: Kei Utsugi, Yosuke Kawakami, Kentaro Yamaguchi
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Patent number: 9339191Abstract: Provided is a near-infrared spectroscopy apparatus using a phosphor. [Object]: Information in a specimen is observed by using light without contacting an optical fiber and an electronic circuit with the specimen. [Means for Solution]: A small and lightweight phosphor is contacted with the specimen to measure the fluorescence intensity at a separate position.Type: GrantFiled: June 15, 2009Date of Patent: May 17, 2016Assignee: Hitachi, Ltd.Inventors: Masashi Kiguchi, Tsukasa Funane, Kei Utsugi, Atsushi Suzuki
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Publication number: 20150339850Abstract: A drawing apparatus is for drawing a three-dimensional model including a plurality of nodes present in a three-dimensional space, by using a plurality of viewpoints. The drawing apparatus includes a memory configured to store drawing information including a correspondence relationship between the plurality of nodes and the plurality of viewpoints, and drawing parameters relevant to the plurality of viewpoints; and a CPU configured to transform the three-dimensional model into an image, by a plurality of polygons constituting the three-dimensional model, by using the drawing information. The CPU changes the drawing information in response to a position or a state of a predetermined one or a plurality of the nodes satisfying a predetermined condition, and calculates drawing positions of vertices of the plurality of polygons, by using the viewpoints corresponding to the nodes to which the vertices belong, based on the changed drawing information.Type: ApplicationFiled: July 31, 2015Publication date: November 26, 2015Inventors: Kei UTSUGI, Yosuke KAWAKAMI, Kentaro YAMAGUCHI
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Patent number: 8401278Abstract: Image retargeting is appropriately performed on stereo pair images composed of at least two images such as in three-dimensional displays. A path of connected pixels in first image data is calculated based on pixel gradient energy. Each pixel in second image data corresponding to each pixel in connected pixels in the first image data is calculated as an initial search point, based on the stereo correspondence relationship between the first image data and the second image data. Pixels that minimize energy between pixels of the first image data and pixels of the second image data in the proximity of the initial search point is calculated as a path of connected pixels in the second image data. A path of optimal connected pixels in the first image data is calculated using the energy.Type: GrantFiled: July 12, 2010Date of Patent: March 19, 2013Assignee: Hitachi, Ltd.Inventors: Kei Utsugi, Takuma Shibahara, Takafumi Koike
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Patent number: 8217990Abstract: An apparatus for rendering a three-dimensional model from a plurality of eye points to present a three-dimensional picture, wherein the position of a virtual camera for rendering apexes of the three-dimensional model is controlled in accordance with the amount of protrusion of an object under rendering from a display plane to create and present a non-perspective projection picture as a picture at each eye point position. Also, for this control, a weighting parameter is incorporated in each part of the three dimensional model, such that the presentation of stereoscopic sense can be finely controlled.Type: GrantFiled: April 10, 2006Date of Patent: July 10, 2012Assignees: Hitachi Displays, Ltd., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Kei Utsugi, Michio Oikawa, Takafumi Koike
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Patent number: 8175686Abstract: The present invention is helpful in improving stability of repeated measurement and can be applied with high reliability for operations of devices for measurement based on brain functions. A module 801 (a sampler) receives measurement data at each of the measuring points based on information of cerebral blood amount sent from an input unit. The information data accumulated in this sampler are processed by filtering at a secondary agent 803 and a tertiary agent 804 and are analyzed. The synthesizer 802 integrates output information of each agent by weighted linear sum and transmits the data as an output data 602 to the device and operates the device.Type: GrantFiled: February 29, 2008Date of Patent: May 8, 2012Assignee: Hitachi, Ltd.Inventors: Kei Utsugi, Atsushi Maki
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Patent number: 8115706Abstract: The present invention represents an object with high-quality texture. A texture image display apparatus includes: a panel display device (20) having a plurality of pixels (21); a lens array (30) having a plurality of lenses for controlling outgoing directions of light outputted from the pixels (21); a pixel data generation part (14) for generating pixel data for each pixel; and a panel driving circuit 15 for driving the panel display device (20) on the basis of the pixel data. One lens (31) is provided for a plurality of adjacent pixels (21), and directs light outputted from these adjacent pixels (21) in directions different from one another. For each pixel (21), the pixel data generation part (14) generates pixel data of different image brightness levels depending on outgoing direction of light, for the same image point in displayed content.Type: GrantFiled: March 20, 2008Date of Patent: February 14, 2012Assignee: Hitachi, Ltd.Inventors: Takafumi Koike, Kei Utsugi, Michio Oikawa, Masami Yamasaki
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Publication number: 20110260065Abstract: Provided is a near-infrared spectroscopy apparatus using a phosphor. [Object]: Information in a specimen is observed by using light without contacting an optical fiber and an electronic circuit with the specimen. [Means for Solution]: A small and lightweight phosphor is contacted with the specimen to measure the fluorescence intensity at a separate position.Type: ApplicationFiled: June 15, 2009Publication date: October 27, 2011Applicant: HITACHI, LTD.Inventors: Masashi Kiguchi, Tsukasa Funane, Kei Utsugi, Atsushi Suzuki
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Publication number: 20110038529Abstract: Image retargeting is appropriately performed on stereo pair images composed of at least two images such as in three-dimensional displays. A path of connected pixels in first image data is calculated based on pixel gradient energy. Each pixel in second image data corresponding to each pixel in connected pixels in the first image data is calculated as an initial search point, based on the stereo correspondence relationship between the first image data and the second image data. Pixels that minimize energy between pixels of the first image data and pixels of the second image data in the proximity of the initial search point is calculated as a path of connected pixels in the second image data. A path of optimal connected pixels in the first image data is calculated using the energy.Type: ApplicationFiled: July 12, 2010Publication date: February 17, 2011Inventors: Kei Utsugi, Takuma Shibahara, Takafumi Koike
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Publication number: 20100318492Abstract: Provided is a technology capable of efficiently saving data generated at an intermediate stage of an analysis processing and reusing intermediate data. Data generated at the intermediate stage of the analysis is saved, quantified feedback information for the saved data is received as an evaluation value, and the intermediate data that has not been given an evaluation value is preferentially deleted while the analysis processing for similar data is performed with regard to the intermediate data that has received a particularly high evaluation value, thereby performing automatic management of the intermediate data by a background processing so that the analysis of data to be subjected to a comparison and a derivatively-assumed analysis can be performed at high speed.Type: ApplicationFiled: February 19, 2010Publication date: December 16, 2010Inventor: Kei UTSUGI
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Publication number: 20090036781Abstract: The present invention is helpful in improving stability of repeated measurement and can be applied with high reliability for operations of devices for measurement based on brain functions. A module 801 (a sampler) receives measurement data at each of the measuring points based on information of cerebral blood amount sent from an input unit. The information data accumulated in this sampler are processed by filtering at a secondary agent 803 and a tertiary agent 804 and are analyzed. The synthesizer 802 integrates output information of each agent by weighted linear sum and transmits the data as an output data 602 to the device and operates the device.Type: ApplicationFiled: February 29, 2008Publication date: February 5, 2009Inventors: Kei Utsugi, Atsushi Maki
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Publication number: 20080316374Abstract: The present invention represents an object with high-quality texture. A texture image display apparatus includes: a panel display device (20) having a plurality of pixels (21); a lens array (30) having a plurality of lenses for controlling outgoing directions of light outputted from the pixels (21); a pixel data generation part (14) for generating pixel data for each pixel; and a panel driving circuit 15 for driving the panel display device (20) on the basis of the pixel data. One lens (31) is provided for a plurality of adjacent pixels (21), and directs light outputted from these adjacent pixels (21) in directions different from one another. For each pixel (21), the pixel data generation part (14) generates pixel data of different image brightness levels depending on outgoing direction of light, for the same image point in displayed content.Type: ApplicationFiled: March 20, 2008Publication date: December 25, 2008Inventors: Takafumi Koike, Kei Utsugi, Michio Oikawa, Masami Yamasaki
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Publication number: 20080036759Abstract: Objects of the present invention are to widen a visual field of a three-dimensional image display device, and to improve the image quality of the three-dimensional image display device. A number of pixels 51, 52 are formed on a two-dimensional image display device 1 for providing image data of a three-dimensional image. A lens array 2 constituted of a large number of micro lenses 3 is disposed on the two-dimensional image display device 1. Each of the micro lenses 3 is associated with a plurality of pixels 5, each of which emits the same color. In order to ensure a visual field ? required for the three-dimensional image, a diameter LD of each of the micro lenses 3, the distance DFL between each of the pixels 5 and each of the micro lenses 3 in the two-dimensional image display device, are properly set.Type: ApplicationFiled: June 29, 2007Publication date: February 14, 2008Inventors: Takafumi Koike, Michio Oikawa, Kei Utsugi, Masami Yamasaki
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Publication number: 20060232584Abstract: An apparatus for rendering a three-dimensional model from a plurality of eye points to present a three-dimensional picture, wherein the position of a virtual camera for rendering apexes of the three-dimensional model is controlled in accordance with the amount of protrusion of an object under rendering from a display plane to create and present a non-perspective projection picture as a picture at each eye point position. Also, for this control, a weighting parameter is incorporated in each part of the three dimensional model, such that the presentation of stereoscopic sense can be finely controlled.Type: ApplicationFiled: April 10, 2006Publication date: October 19, 2006Inventors: Kei Utsugi, Michio Oikawa, Takafumi Koike