Patents by Inventor Shigeyuki Matsumoto

Shigeyuki Matsumoto 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).

  • Publication number: 20190221987
    Abstract: To solve the problem that the power consumption of optical amplifiers is not optimized over the life time of an amplifier, the optical amplifier includes a gain medium for amplifying a plurality of optical channels, the gain medium including a plurality of cores through which the plurality of optical channels to propagate respectively and a cladding area surrounding the plurality of cores, a monitor that monitors the temperature of the optical amplifier and producing a monitoring result, a first light source that emits a first light beam to excite the cladding area, a second light source that emits a plurality of second light beams to excite each of the plurality of cores individually, and a controller that controls the first light source and the second light source based on the produced monitoring result.
    Type: Application
    Filed: September 20, 2016
    Publication date: July 18, 2019
    Applicant: NEC Corporation
    Inventors: Emmanuel LE TAILLANDIER DE GABORY, Shigeru NAKAMURA, Shigeyuki YANAGIMACHI, Keiichi MATSUMOTO
  • Publication number: 20180231099
    Abstract: A viscous damper 10 has a hub plate 11 mounted on a rotation axis, the hub plate 11 is provided with a cylinder portion 12 protruding axially, and the flange 14 protrudes radially outward from the cylinder portion. An inertia mass body 20 arranged outside the flange 14 includes a first annular inertia member 21 and a second annular inertia member 22, and a journal bearing 20 is arranged between the inertia mass body 20 and the flange 14. An inner periphery portion of the first annular inertia member 21 is provided with a first slid seal 41 for sealing damping liquid, and an inner periphery portion of the second annular inertia member 22 is provided with a second slid seal 42 for sealing the damping liquid L.
    Type: Application
    Filed: August 3, 2016
    Publication date: August 16, 2018
    Inventor: Shigeyuki Matsumoto
  • Publication number: 20180217321
    Abstract: At a time of engagement between a protruding portion of a rear frame and a recessed portion of a light guide plate, two continuous side surfaces forming a corner portion where the protruding portion of the rear frame is disposed, that is, a first side surface and a second side surface, are arranged in contact with or close to corresponding third side surface and fourth side surface of the light guide plate in a manner facing the third side surface and the fourth side surface.
    Type: Application
    Filed: December 29, 2017
    Publication date: August 2, 2018
    Applicant: Mitsubishi Electric Corporation
    Inventor: Shigeyuki MATSUMOTO
  • Publication number: 20180048602
    Abstract: A computer-implemented method includes receiving, by a first mail transfer agent having a first spool, an electronic mail. The computer-implemented method further includes issuing, by the first mail transfer agent, a first unique identifier to be associated with the electronic mail. The computer-implemented method further includes holding the electronic mail in the first spool for a first predetermined period of time. The computer-implemented method further includes transferring the electronic mail from the first spool to a second mail transfer agent having a second spool. The computer-implemented method further includes issuing, by the second mail transfer agent, a second unique identifier to be associated with the electronic mail. The computer-implemented method further includes holding the electronic mail in the second spool for a second predetermined period of time.
    Type: Application
    Filed: August 10, 2016
    Publication date: February 15, 2018
    Inventors: Kentaro Kuramochi, Shigeyuki Matsumoto, Masatsugu Ohtsuka, Ichiro Takiguchi
  • Patent number: 9891766
    Abstract: A display device includes: a light source unit; a holding frame that stores the light source unit therein; a display panel that is disposed to face the light source unit; and a transparent member that is disposed on a front surface side of the display panel, wherein the holding frame includes a planar portion which is formed to face a periphery portion of a rear surface side of the transparent member, and wherein the holding frame includes a bonding member which is disposed on the planar portion and bonds the transparent member and the holding frame, and wherein the planar portion provided with a convex protrusion protruding toward the transparent member.
    Type: Grant
    Filed: March 3, 2015
    Date of Patent: February 13, 2018
    Assignee: Mitsubishi Electric Corporation
    Inventor: Shigeyuki Matsumoto
  • Publication number: 20150253495
    Abstract: A display device includes: a light source unit; a holding frame that stores the light source unit therein; a display panel that is disposed to face the light source unit; and a transparent member that is disposed on a front surface side of the display panel, wherein the holding frame includes a planar portion which is formed to face a periphery portion of a rear surface side of the transparent member, and wherein the holding frame includes a bonding member which is disposed on the planar portion and bonds the transparent member and the holding frame, and wherein the planar portion provided with a convex protrusion protruding toward the transparent member.
    Type: Application
    Filed: March 3, 2015
    Publication date: September 10, 2015
    Applicant: MITSUBISHI ELECTRIC CORPORATION
    Inventor: Shigeyuki MATSUMOTO
  • Patent number: 9123265
    Abstract: A planar light source device includes: a point light source that emits light; a circuit board that has a mounting portion, on which the point light source mounted, and a fixing portion, on which a connector supplying electric power to the point light source is mounted; and a frame that holds the circuit board with the point light source, wherein the circuit board has a protruding portion that protrudes from an end portion of the fixing portion, and wherein the fixing portion of the circuit board is fixed at an inner portion of the frame, and wherein the protruding portion of the circuit board is fixed at an outer portion of the frame, which is opposite to the inner portion of the fixing portion.
    Type: Grant
    Filed: July 24, 2012
    Date of Patent: September 1, 2015
    Assignee: Mitsubishi Electric Corporation
    Inventors: Shigeyuki Matsumoto, Kenji Arita
  • Patent number: 8879822
    Abstract: A robot control system includes a processing unit which performs visual servoing based on a reference image and a picked-up image, a robot control unit which controls a robot based on a control signal, and a storage unit which stores the reference image and a marker. The storage unit stores, as the reference image, a reference image with marker in which the marker is set in an area of a workpiece or a hand of the robot. The processing unit generates, based on the picked-up image, a picked-up image with marker in which the marker is set in an area of the workpiece or the hand of the robot, performs visual servoing based on the reference image with marker and the picked-up image with marker, generates the control signal, and outputs the control signal to the robot control unit.
    Type: Grant
    Filed: May 15, 2012
    Date of Patent: November 4, 2014
    Assignee: Seiko Epson Corporation
    Inventor: Shigeyuki Matsumoto
  • Patent number: 8872805
    Abstract: A handwriting data generating system includes: a handwriting device that is used to handwrite information on a display surface on which an image is displayed; and a handwriting data generating device that generates handwriting data for displaying the handwriting of the handwritten information on the display surface, wherein the handwriting device includes a signal transmitting unit that transmits a signal indicating at least one of a position and a condition of the handwriting device, and the handwriting data generating device includes: a handwriting data generating unit that generates the handwriting data; and a handwriting data changing unit that changes the handwriting data so as to display the handwriting on the display surface in a different display format depending on details of the signal.
    Type: Grant
    Filed: March 11, 2011
    Date of Patent: October 28, 2014
    Assignee: Seiko Epson Corporation
    Inventor: Shigeyuki Matsumoto
  • Publication number: 20140018957
    Abstract: A robot system includes: a camera that captures an image of a movable unit to create a camera image; a storage unit that stores a shape model of the movable unit; a matching processing unit that detects, based on matching between the camera image and the shape model, position and orientation of the movable unit in a camera coordinate system; a control information acquisition unit that acquires information of position and orientation of the movable unit in a robot coordinate system recognized by a motion control unit that controls motion of the movable unit; and a coordinate system calibration unit that reconciles the camera coordinate system and the robot coordinate system based on the position and orientation of the movable unit in the camera coordinate system and the position and orientation of the movable unit in the robot coordinate system.
    Type: Application
    Filed: July 10, 2013
    Publication date: January 16, 2014
    Inventor: Shigeyuki MATSUMOTO
  • Publication number: 20130033897
    Abstract: A planar light source device includes: a point light source that emits light; a circuit board that has a mounting portion, on which the point light source mounted, and a fixing portion, on which a connector supplying electric power to the point light source is mounted; and a frame that holds the circuit board with the point light source, wherein the circuit board has a protruding portion that protrudes from an end portion of the fixing portion, and wherein the fixing portion of the circuit board is fixed at an inner portion of the frame, and wherein the protruding portion of the circuit board is fixed at an outer portion of the frame, which is opposite to the inner portion of the fixing portion.
    Type: Application
    Filed: July 24, 2012
    Publication date: February 7, 2013
    Applicant: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Shigeyuki MATSUMOTO, Yuji TSUCHIYAMA, Kenji ARITA
  • Publication number: 20120294509
    Abstract: A robot control system includes a processing unit which performs visual servoing based on a reference image and a picked-up image, a robot control unit which controls a robot based on a control signal, and a storage unit which stores the reference image and a marker. The storage unit stores, as the reference image, a reference image with marker in which the marker is set in an area of a workpiece or a hand of the robot. The processing unit generates, based on the picked-up image, a picked-up image with marker in which the marker is set in an area of the workpiece or the hand of the robot, performs visual servoing based on the reference image with marker and the picked-up image with marker, generates the control signal, and outputs the control signal to the robot control unit.
    Type: Application
    Filed: May 15, 2012
    Publication date: November 22, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Shigeyuki MATSUMOTO
  • Publication number: 20120213408
    Abstract: A control system includes: an input unit through which a signal for a gesture and a background of the gesture is input; a gesture recognition unit which recognizes the gesture on the basis of the input signal; an attribute recognition unit which recognizes an attribute of a background target of the recognized gesture on the basis of the input signal; and a command transmitting unit which generates a control command on the basis of a combination of the recognized gesture and the background target attribute and transmits the control command to a device.
    Type: Application
    Filed: April 24, 2012
    Publication date: August 23, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Shigeyuki Matsumoto
  • Patent number: 8191888
    Abstract: An image forming apparatus includes: a plurality of paper supplying trays; an image forming unit; and a cover. The image forming apparatus further includes a cover opening/closing detecting unit that detects an operation for opening/closing the cover; a paper supplying tray opening/closing detecting unit that detects an operation for opening/closing the paper supplying tray; a paper jam detecting unit that detects a paper jam in at least one place in a paper transporting path; a paper jam release deciding unit that decides whether the paper jam in the detecting place is released or not after the confirmation of a detection; and a completion control unit that controls to complete a paper jam processing based on the decision that the paper jam in all of the places in the paper transporting path is released through the paper jam release deciding unit.
    Type: Grant
    Filed: September 2, 2010
    Date of Patent: June 5, 2012
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Shigeyuki Matsumoto, Takafumi Yamamoto, Mitsunori Shioi, Hiroki Orihara, Yohei Ito, Hiroshi Hayashi, Tatsuya Arakawa
  • Patent number: 8183977
    Abstract: A control system includes: an input unit through which a signal for a gesture and a background of the gesture is input; a gesture recognition unit which recognizes the gesture on the basis of the input signal; an attribute recognition unit which recognizes an attribute of a background target of the recognized gesture on the basis of the input signal; and a command transmitting unit which generates a control command on the basis of a combination of the recognized gesture and the background target attribute and transmits the control command to a device.
    Type: Grant
    Filed: February 25, 2010
    Date of Patent: May 22, 2012
    Assignee: Seiko Epson Corporation
    Inventor: Shigeyuki Matsumoto
  • Patent number: 8083391
    Abstract: A planar light source of the present invention has three lamps along a side face of a rectangular light guide plate. The lamps are arranged along an incidence plane which is one side plane of the light guide plate. The three lamps are arranged so as to be kept apart from each other at a given interval, and two lamps are arranged in close proximity to the incidence plane that is one side plane of the light guide plate. One lamp is arranged away from the incidence plane that is one side plane of the light guide plate with respect to the two lamps. A lamp reflector is formed continuously so as to become close to the three lamps and surround the respective three lamps, and assumes a substantially convex cross-sectional shape.
    Type: Grant
    Filed: November 16, 2007
    Date of Patent: December 27, 2011
    Assignee: Mitsubishi Electric Corporation
    Inventor: Shigeyuki Matsumoto
  • Publication number: 20110234549
    Abstract: A handwriting data generating system includes: a handwriting device that is used to handwrite information on a display surface on which an image is displayed; and a handwriting data generating device that generates handwriting data for displaying the handwriting of the handwritten information on the display surface, wherein the handwriting device includes a signal transmitting unit that transmits a signal indicating at least one of a position and a condition of the handwriting device, and the handwriting data generating device includes: a handwriting data generating unit that generates the handwriting data; and a handwriting data changing unit that changes the handwriting data so as to display the handwriting on the display surface in a different display format depending on details of the signal.
    Type: Application
    Filed: March 11, 2011
    Publication date: September 29, 2011
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Shigeyuki MATSUMOTO
  • Publication number: 20110218669
    Abstract: An image forming apparatus includes: a plurality of paper supplying trays; an image forming unit; and a cover. The image forming apparatus further includes a cover opening/closing detecting unit that detects an operation for opening/closing the cover; a paper supplying tray opening/closing detecting unit that detects an operation for opening/closing the paper supplying tray; a paper jam detecting unit that detects a paper jam in at least one place in a paper transporting path; a paper jam release deciding unit that decides whether the paper jam in the detecting place is released or not after the confirmation of a detection; and a completion control unit that controls to complete a paper jam processing based on the decision that the paper jam in all of the places in the paper transporting path is released through the paper jam release deciding unit.
    Type: Application
    Filed: September 2, 2010
    Publication date: September 8, 2011
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Shigeyuki MATSUMOTO, Takafumi YAMAMOTO, Mitsunori SHIOI, Hiroki ORIHARA, Yohei ITO, Hiroshi HAYASHI, Tatsuya ARAKAWA
  • Patent number: 7819572
    Abstract: A planar light source device includes a light guide plate, a lamp unit and emitting light to a side surface of the light guide plate, a rear frame for storing the light guide plate and the lamp unit and a mold frame in frame shape disposed between the light guide plate and the rear frame for fitting with the light guide plate provided with a positioning part. In the positioning part, the light guide plate has a surface almost parallel to a side surface provided with the positioning part and a connection surface for connecting the parallel surface with the side surface provided with the positioning part. The rear frame supports the light guide plate with the mold frame interposed therebetween, and includes a projecting part projected inside and formed of an end edge surface and a side edge surface, the end edge surface being disposed to oppose the side surface provided with the positioning part of the light guide plate and the side edge surface being disposed to oppose the connection surface.
    Type: Grant
    Filed: January 3, 2008
    Date of Patent: October 26, 2010
    Assignee: Mitsubishi Electric Corporation
    Inventor: Shigeyuki Matsumoto
  • Publication number: 20100219934
    Abstract: A control system includes: an input unit through which a signal for a gesture and a background of the gesture is input; a gesture recognition unit which recognizes the gesture on the basis of the input signal; an attribute recognition unit which recognizes an attribute of a background target of the recognized gesture on the basis of the input signal; and a command transmitting unit which generates a control command on the basis of a combination of the recognized gesture and the background target attribute and transmits the control command to a device.
    Type: Application
    Filed: February 25, 2010
    Publication date: September 2, 2010
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Shigeyuki Matsumoto