Patents by Inventor Hisao Kumai
Hisao Kumai 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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Patent number: 11305433Abstract: In a robot, an actuator causes the robot to operate. A processor is configured to acquire, when a holding portion is held by a predetermined target, physical information on a physical function of the predetermined target, and cause, by controlling the actuator depending on the acquired physical information, the robot to perform at least one of an examination operation for examining the physical function of the predetermined target and a training support operation for training the physical function of the predetermined target.Type: GrantFiled: June 20, 2019Date of Patent: April 19, 2022Assignee: CASIO COMPUTER CO., LTD.Inventors: Toshihiko Otsuka, Hisao Kumai, Takahiro Tomida
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Publication number: 20190389072Abstract: In a robot, an actuator causes the robot to operate. A processor is configured to acquire, when a holding portion is held by a predetermined target, physical information on a physical function of the predetermined target, and cause, by controlling the actuator depending on the acquired physical information, the robot to perform at least one of an examination operation for examining the physical function of the predetermined target and a training support operation for training the physical function of the predetermined target.Type: ApplicationFiled: June 20, 2019Publication date: December 26, 2019Applicant: CASIO COMPUTER CO., LTD.Inventors: Toshihiko OTSUKA, Hisao KUMAI, Takahiro TOMIDA
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Publication number: 20190335115Abstract: Provided is an improvement in display content in a superimposition display technique. A display device includes: an omnidirectional image rendering unit configured to identify a display-target region; and a combining unit configured to cause a superimposable image to be displayed as being superimposed over a partial image, the superimposable image being obtained by capturing at least a part of an imaging target by use of a different imaging device from an imaging device used for capturing a captured image.Type: ApplicationFiled: November 28, 2017Publication date: October 31, 2019Applicant: SHARP KABUSHIKI KAISHAInventor: HISAO KUMAI
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Publication number: 20170257663Abstract: Different applications are activated for respective multiple programs. A component demultiplexing unit (34) that receives an MH-AIT (141) indicating an application corresponding to each of packages, a combining unit (38) and an audio decoding unit (36) that reproduce one of the packages, and a data broadcasting control unit (37) that controls an application corresponding to a package, which is being reproduced, by referring to the MH-AIT (141) are included.Type: ApplicationFiled: August 27, 2015Publication date: September 7, 2017Inventors: Tomoko AONO, Hisao KUMAI, Maki TAKAHASHI, Shuhichi WATANABE
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Publication number: 20160255412Abstract: To adaptively change an aspect ratio. A reproduction device (200) is provided with an aspect ratio changing section (212) that specifies an adjacent region that is combined with a basic region with reference to MPD data (221) in which the basic region and a plurality of adjacent regions adjacent to the basic region and with different shapes to one another are defined, and a reproduction section (213) that sets a region as a display object in which the basic region and the specified adjacent region are combined.Type: ApplicationFiled: October 22, 2014Publication date: September 1, 2016Applicant: SHARP KABUSHIKI KAISHAInventors: Shuhichi WATANABE, Hisao KUMAI, Yasuaki TOKUMO
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Patent number: 9224232Abstract: A stereoscopic image generation device that generates a stereoscopic image including a right-eye image and a left-eye image is provided. The stereoscopic image generation device includes an image enlarging/reducing unit that enlarges or reduces the right-eye image and the left-eye image which constitute stereoscopic image data, and a display control unit that performs control to display a stereoscopic image by showing the right-eye image and the left-eye image of the stereoscopic image data for a right eye and a left eye, respectively.Type: GrantFiled: September 12, 2011Date of Patent: December 29, 2015Assignee: SHARP KABUSHIKI KAISHAInventors: Hisao Hattori, Ken-ichiro Yamamoto, Hisao Kumai, Ikuko Tsubaki, Mikio Seto
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Patent number: 9189893Abstract: To generate an image that enables effective suppression of the occurrence of binocular rivalry and that facilitates stereoscopic vision. A left-eye image feature point extraction unit (13b) and a right-eye image feature point extraction unit (13d) extract feature points from a left-eye image and a right-eye image, respectively. A number-of-non-corresponding-points calculation unit (13g) calculates, in a case where the feature points in one image among the left-eye image and the right-eye image, which are extracted by a left-eye image feature point extraction unit (13b) and a right-eye image feature point extraction unit (13d), are shifted a certain distance in the horizontal direction, the number of feature points in the one image that do not correspond to the feature points in the other image, for each shift distance. A disparity value adjustment unit (13h) adjusts a disparity value between the left-eye image and the right-eye image in accordance with the number calculated for each shift distance.Type: GrantFiled: January 6, 2012Date of Patent: November 17, 2015Assignee: Sharp Kabushiki KaishaInventors: Ikuko Tsubaki, Hisao Hattori, Ken-ichiro Yamamoto, Hisao Kumai, Mikio Seto
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Publication number: 20150304625Abstract: An image processing device includes a viewing environmental light information acquirer and a sense-of-depth parameter adjustment amount calculator to adjust a sense-of-depth parameter (i.e., a parameter related to binocular cues and/or monocular cues) according to environmental light in a viewing environment. The viewing environmental light information acquirer is configured to acquire viewing environmental light information that is information related to environmental light in a viewing environment of a display device. The sense-of-depth parameter adjustment amount calculator is configured to calculate an adjustment amount of a sense-of-depth parameter of monocular cues and/or binocular cues used when the display device displays an image represented by image data based on the viewing environmental light information and image auxiliary data.Type: ApplicationFiled: June 17, 2013Publication date: October 22, 2015Inventors: Mikio SETO, Hisao HATTORI, Ikuko TSUBAKI, Hisao KUMAI
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Publication number: 20150249812Abstract: In a stereoscopic image processing device, disparity distribution of a stereoscopic image can be adaptively transformed in accordance with visual characteristics of a person relating to stereoscopic vision. The stereoscopic image processing device includes a disparity distribution transformation section (30) that transforms disparity distribution of a stereoscopic image input by an input section (10). The disparity distribution transformation section (30) reduces a difference in disparity between adjacent pixels in an area of the stereoscopic image, in which the difference in disparity between the adjacent pixels is large.Type: ApplicationFiled: August 30, 2013Publication date: September 3, 2015Applicant: Kochi University of TechnologyInventors: Ikuko Tsubaki, Mikio Seto, Hisao Kumai, Hiroaki Shigemasu
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Publication number: 20140321767Abstract: An unnatural pixel value that appears near the edge of an object included in a viewpoint-changed image, in which a viewpoint is changed, is effectively corrected.Type: ApplicationFiled: December 13, 2012Publication date: October 30, 2014Applicant: Sharp Kabushiki KaishaInventors: Mikio Seto, Hisao Kumai, Ikuko Tsubaki
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Publication number: 20140192156Abstract: A stereo-image processing apparatus capable of adaptively converting, regarding stereo vision, a parallax distribution of a stereo image in accordance with human visual performance is provided. The stereo-image processing apparatus includes a continuity detection unit (31) that detects a parallax continuous region on the basis of the discontinuity of parallax values in a stereo image and a conversion processing unit (32) that performs processing for enhancing the parallax gradient of the parallax continuous region.Type: ApplicationFiled: August 24, 2012Publication date: July 10, 2014Applicants: KOCHI UNIVERSITY OF TECHNOLOGY, SHARP KABUSHIKI KAISHAInventors: Hisao Kumai, Ikuko Tsubaki, Mikio Seto, Hiroaki Shigemasu
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Publication number: 20140176539Abstract: There is provided a stereoscopic image processing apparatus with which a disparity can be correctly estimated even for an image in which a disparity has a vertical component. A stereoscopic image processing apparatus (10) includes an input unit (11) that receives a plurality of viewpoint images, an evaluation value calculation unit (12) that calculates, for a plurality of viewpoint images that have been received, an evaluation value relating to pixel similarity between viewpoint images and disparity continuity between viewpoint images, and a disparity map creation unit (13) that selects a combination of disparities of each pixel, for which the evaluation value that has been calculated is a minimum evaluation value, as a disparity of the pixel and creates a disparity map having a horizontal component and a vertical component.Type: ApplicationFiled: July 27, 2012Publication date: June 26, 2014Applicant: SHARP KABUSHIKI KAISHAInventors: Ikuko Tsubaki, Mikio Seto, Hisao Hattori, Hisao Kumai
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Publication number: 20140092222Abstract: To provide a stereoscopic image processing device that can display an image that can be easily viewed stereoscopically by a viewer even in the case where there is a difference other than parallax between viewpoint images by reducing the difference without calculating the size of the difference. A stereoscopic image display device (1) includes a reference viewpoint image selection unit (12) that selects one of a plurality of viewpoint images as a reference viewpoint image, a parallax calculation unit (13) that calculates a parallax map between the reference viewpoint image and the remaining viewpoint image, an image generation unit (14) that generates a new remaining viewpoint image that corresponds to at least the remaining viewpoint image from the parallax map and the reference viewpoint image, and a display unit (16) that displays a stereoscopic image that includes at least the new remaining viewpoint image as a display element.Type: ApplicationFiled: April 2, 2012Publication date: April 3, 2014Applicant: Sharp Kabushiki KaishaInventors: Ikuko Tsubaki, Mikio Seto, Hisao Hattori, Hisao Kumai
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Publication number: 20140029838Abstract: To generate an image that enables effective suppression of the occurrence of binocular rivalry and that facilitates stereoscopic vision. A left-eye image feature point extraction unit (13b) and a right-eye image feature point extraction unit (13d) extract feature points from a left-eye image and a right-eye image, respectively. A number-of-non-corresponding-points calculation unit (13g) calculates, in a case where the feature points in one image among the left-eye image and the right-eye image, which are extracted by a left-eye image feature point extraction unit (13b) and a right-eye image feature point extraction unit (13d), are shifted a certain distance in the horizontal direction, the number of feature points in the one image that do not correspond to the feature points in the other image, for each shift distance. A disparity value adjustment unit (13h) adjusts a disparity value between the left-eye image and the right-eye image in accordance with the number calculated for each shift distance.Type: ApplicationFiled: January 6, 2012Publication date: January 30, 2014Applicant: SHARP KABUSHIKI KAISHAInventors: Ikuko Tsubaki, Hisao Hattori, Ken-ichiro Yamamoto, Hisao Kumai, Mikio Seto
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Publication number: 20130293687Abstract: There is generated an image where a guide image that represents a position in real space of a display unit configured to display a stereoscopic image and serves as a reference of depth in the stereoscopic image is overlapped on the stereoscopic image, thereby generating a stereoscopic image where a viewer can readily recognize a forward/backward position of an object within the stereoscopic image.Type: ApplicationFiled: January 12, 2012Publication date: November 7, 2013Applicant: SHARP KABUSHIKI KAISHAInventors: Mikio Seto, Hisao Hattori, Ken-ichiro Yamamoto, Hisao Kumai, Ikuko Tsubaki
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Publication number: 20130169633Abstract: A stereoscopic image generation device that generates a stereoscopic image including a right-eye image and a left-eye image is provided. The stereoscopic image generation device includes an image enlarging/reducing unit that enlarges or reduces the right-eye image and the left-eye image which constitute stereoscopic image data, and a display control unit that performs control to display a stereoscopic image by showing the right-eye image and the left-eye image of the stereoscopic image data for a right eye and a left eye, respectively.Type: ApplicationFiled: September 12, 2011Publication date: July 4, 2013Applicant: SHARP KABUSHIKI KAISHAInventors: Hisao Hattori, Ken-ichiro Yamamoto, Hisao Kumai, Ikuko Tsubaki, Mikio Seto
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Patent number: 8391210Abstract: An IP address is assigned to each of IP bearers, and a mobile anchor device (GWN) 33, which serves as an anchor in a mobile communication system, manages association among an identifier of a mobile terminal 7, those IP addresses, and identifiers that identify radio access means. A handover between different radio access networks 1 and 3 is implemented by assigning an IP address already used in a handover source IP bearer to a handover destination IP bearer. Accordingly, it is possible to provide a mobile communication system and a communication method for enabling a handover between radio transmission paths respectively established by different radio communication methods in a next generation mobile communication system.Type: GrantFiled: December 13, 2007Date of Patent: March 5, 2013Assignee: Sharp Kabushiki KaishaInventors: Hisao Kumai, Shohei Yamada
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Patent number: 8014381Abstract: The present invention provides a communication system and a communication method for linking the switching of a transmission path with the switching of an application according to the change of a communication condition caused by the movement of a user in a mobile environment. A change of the communication condition caused by the movement of the user is always monitored and the transmission path is switched according to the state change of the transmission path. Here, the state of the transmission path between the terminal and the communication counter part terminal is obtained and compared to a priority reference for each of the applications, thereby selecting a transmission path appropriate for the application becomes possible and a service in corresponding to the communication condition can be provided by changing a content to that appropriate for the transmission path, simultaneously.Type: GrantFiled: May 29, 2006Date of Patent: September 6, 2011Assignee: Sharp Kabushiki KaishaInventors: Hisao Kumai, Suguru Toyokawa, Toru Sugayama
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Patent number: 7843315Abstract: Data falsification or the like is prevented and security is enhanced in an IC tag. The IC tag consists of three portions: separable portions A1 and A2, and a non-separable portion B (tag main body). The portions A1, A2, and B include IC1, IC2, and IC3, and antenna 1, antenna 2, and antenna 3, respectively, the antennas being an interface between the tag and the outside (a reader/writer device for the exchange of data with the tag). IC1 (10) and IC2 (20) are connected by a signal line L1 for signal transmission between IC1 (10) and IC2 (20). IC2 (20) and IC3 (30) are connected by a signal line L2 for signal transmission between IC2 (20) and IC3 (30). Upon separation of A1 from the tag main body, the signal line L1 is also severed. Similarly, upon separation of A2 from the tag main body, the signal line L2 is severed.Type: GrantFiled: October 11, 2005Date of Patent: November 30, 2010Assignee: Sharp Kabushiki KaishaInventors: Ken Satoh, Hisao Kumai, Touru Sugayama, Junji Hiraide, Haruo Hinode
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Publication number: 20100208694Abstract: A core network includes an external network reception section which receives data from an external network, a connection instruction processing section which transmits a paging request directed to user equipment upon receipt of the data and also transmits a connection instruction of a second radio communication type, a connection management section which registers a connection by the second radio communication type upon receipt of a connection request, and a transmission section which transmits the data.Type: ApplicationFiled: August 29, 2008Publication date: August 19, 2010Inventors: Hisao Kumai, Tetsuro Moriwaki, Masafumi Aramoto, Toru Sugayama, Shohei Yamada