Patents by Inventor Nobuo Jikuya

Nobuo Jikuya 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).

  • Patent number: 8827465
    Abstract: An image display apparatus includes an optical engine unit and a control unit, the optical engine unit being provided with a projection window guiding laser light to the exterior and the control unit rotatably supporting the optical engine unit. The optical engine unit is rotatable between a first position and a second position, the projection window being shielded within the casing of the mobile information processing apparatus in the first position and the projection window being exposed outside the casing of the mobile information processing apparatus in the second position.
    Type: Grant
    Filed: January 30, 2012
    Date of Patent: September 9, 2014
    Assignee: Panasonic Corporation
    Inventors: Nobuo Jikuya, Hitoshi Fujimoto, Ryosuke Araki
  • Patent number: 8827462
    Abstract: The present invention provides an image display apparatus that inhibits deterioration of image quality caused by an increase in temperature of a laser light source apparatus. The image display apparatus of the present invention has a green color laser light source apparatus, a red color laser light source apparatus, a blue color laser light source apparatus, and a projection mouth in a first case. The first case has a fin on a side surface opposite to a projection mouth of the first case. The fin is provided in an air passage, the fin dissipating heat generated from laser light source apparatuses of each color and transferred via the first case.
    Type: Grant
    Filed: February 2, 2012
    Date of Patent: September 9, 2014
    Assignee: Panasonic Corporation
    Inventors: Hirofumi Enomoto, Kohei Suyama, Yoshihiro Teshima, Nobuo Jikuya
  • Patent number: 8540379
    Abstract: An image display device built into electronic apparatuses, the device including a laser beam source unit emitting laser beams of various colors; a light modulation element modulating the laser beams emitted from the laser beam source unit, based on video signals; a projecting optical system projecting the modulated laser beams formed by the light modulation element on a screen; a control portion controlling the laser beam source unit and the light modulation element; and a movable body provided to be drawn out of and inserted into the case of electronic apparatuses. The movable body includes at least a first unit having the projecting optical system and a second unit rotatably supporting the first unit through a hinge portion. The hinge portion is featured by rotating the first unit.
    Type: Grant
    Filed: March 1, 2011
    Date of Patent: September 24, 2013
    Assignee: Panasonic Corporation
    Inventors: Nobuo Jikuya, Hitoshi Fujimoto, Ryousuke Araki
  • Publication number: 20130088467
    Abstract: The housing of the image display system is given with a rectangular box shape, and contains an optical system for projecting an image on a screen and a control circuit board for controlling the optical system and electrically connected to the first unit one above the other. Therefore, the image display system is compact enough and simply shaped enough for the user to carry it without any inconvenience.
    Type: Application
    Filed: September 11, 2012
    Publication date: April 11, 2013
    Applicant: PANASONIC CORPORATION
    Inventors: Nobuo JIKUYA, Takehiko IDE, Hitoshi FUJIMOTO, Kazumi OHTSUBO, Ryosuke ARAKI
  • Publication number: 20120307212
    Abstract: The present invention provides an image display apparatus that inhibits deterioration of image quality caused by an increase in temperature of a laser light source apparatus. The image display apparatus of the present invention has a green color laser light source apparatus, a red color laser light source apparatus, a blue color laser light source apparatus, and a projection mouth in a first case. The first case has a fin on a side surface opposite to a projection mouth of the first case. The fin is provided in an air passage, the fin dissipating heat generated from laser light source apparatuses of each color and transferred via the first case.
    Type: Application
    Filed: February 2, 2012
    Publication date: December 6, 2012
    Applicant: PANASONIC CORPORATION
    Inventors: Hirofumi ENOMOTO, Kohei SUYAMA, Yoshihiro TESHIMA, Nobuo JIKUYA
  • Publication number: 20120229781
    Abstract: An image display apparatus includes an optical engine unit and a control unit, the optical engine unit being provided with a projection window guiding laser light to the exterior and the control unit rotatably supporting the optical engine unit. The optical engine unit is rotatable between a first position and a second position, the projection window being shielded within the casing of the mobile information processing apparatus in the first position and the projection window being exposed outside the casing of the mobile information processing apparatus in the second position.
    Type: Application
    Filed: January 30, 2012
    Publication date: September 13, 2012
    Applicant: PANASONIC CORPORATION
    Inventors: Nobuo JIKUYA, Hitoshi FUJIMOTO, Ryosuke ARAKI
  • Publication number: 20120092309
    Abstract: It is a main object of the invention to provide an image display device and an information processing device that can be incorporated in the computer main body of a notebook computer, etc., and can project an image at any desired angle when the image is projected onto a screen. To accomplish the object, the invention provides an image display device including a first unit for storing an optical system for displaying an image on a screen and a second unit for storing a control board for controlling the optical system, electrically connecting to the first unit, and holding the first unit for rotation. The first and second units are housed in a housing space formed in an information processing device. When the image is projected onto the screen, the first unit is completely exposed from the information processing device and at least a part of the second unit is stored in the information processing device.
    Type: Application
    Filed: February 28, 2011
    Publication date: April 19, 2012
    Applicant: PANASONIC CORPORATION
    Inventors: Nobuo JIKUYA, Hitoshi FUJIMOTO, Kazumi OHTSUBO, Yoshitaka KITAOKA, Munenori AOYAGI, Ryousuke ARAKI
  • Publication number: 20120092567
    Abstract: The object of the invention is to resolve the above problems in the conventional technique. A main object of the invention is to provide an image display device and a information processing apparatus which can prevent the problem such as slanting or missing of images displayed on a screen. In order to achieve the object, the invention provides a image display device built into electronic apparatuses, the device including a laser beam source unit emitting laser beams of various colors; a light modulation element modulating the laser beams emitted from the laser beam source unit, based on video signals; a projecting optical system projecting the modulated laser beams formed by the light modulation element on a screen; a control portion controlling the laser beam source unit and the light modulation element; and a movable body provided to be drawn out of and inserted into the case of electronic apparatuses.
    Type: Application
    Filed: March 1, 2011
    Publication date: April 19, 2012
    Applicant: PANASONIC CORPORATION
    Inventors: Nobuo JIKUYA, Hitoshi FUJIMOTO, Ryousuke ARAKI
  • Publication number: 20120062852
    Abstract: An image display device includes a housing that accommodates a plurality of laser light source devices that emit laser light of respective colors, a light modulator, a projection optical system and a controller, a movable body that is ejectable from and retractable into the housing and includes at least the projection optical system, a first switch that turns ON in a use state in which the movable body is ejected from the housing, and a second switch that turns ON in response to an operation of an operating portion by a user. The laser light is emitted from the plurality of laser light source devices when both of the first switch and the second switch turn ON. Accordingly, laser light is securely prevented from being emitted in a nonuse state by a switch erroneously turned ON.
    Type: Application
    Filed: September 7, 2011
    Publication date: March 15, 2012
    Applicant: PANASONIC CORPORATION
    Inventors: Takahisa SHIRAMIZU, Nobuo JIKUYA
  • Publication number: 20120057137
    Abstract: Provided is an image display apparatus that has: a case distinguished into a plurality of regions and has a projection port; an image display apparatus main body that projects an image from the projection port; and a controller that electrically connects to the image display apparatus main body and to an external electronic device, and is positioned so as to straddle on the plurality of regions. The case has: a first region that houses a first portion of the controller and is held by the electronic device at least at one portion of the region; a second region positioned away from the electronic device so as to sandwich the first region and houses the image display apparatus main body; and a third region positioned away from the projection port and away from the electronic device so as to sandwich the first region, and houses a second portion of the controller. Therefore, the image display apparatus can be made compact to be installed within an electronic device.
    Type: Application
    Filed: August 30, 2011
    Publication date: March 8, 2012
    Applicant: PANASONIC CORPORATION
    Inventors: Hirofumi ENOMOTO, Kohei SUYAMA, Yoshihiro TESHIMA, Nobuo JIKUYA, Kaoru SATO
  • Publication number: 20120057136
    Abstract: The present invention provides an image display apparatus that includes a case having an air inlet port and an exhaust port; a cooling air passage that is formed by connecting the air inlet port and the exhaust port; and an optical unit that is provided within the case. The optical unit includes a red color laser light source, a green color laser light source, and a blue color laser light source, and these laser light sources are positioned in the cooling air passage. Further, the image display apparatus has an air blower that cools the laser light sources of the respective colors by introducing air from the air inlet port and exhausting air from the exhaust port; and a lens that is provided on the light-emitting side of the laser light sources. The red color laser light source is positioned closer to an upstream side of the cooling air passage than the green color laser light source and the blue color laser light source.
    Type: Application
    Filed: March 4, 2011
    Publication date: March 8, 2012
    Applicant: PANASONIC CORPORATION
    Inventors: Hirofumi ENOMOTO, Kohei SUYAMA, Yoshihiro TESHIMA, Nobuo JIKUYA, Hitoshi FUJIMOTO, Kaoru SATO
  • Patent number: 7697378
    Abstract: An information reproducing device includes an information recording medium housing portion 8 for housing an information recording medium 7 that is detachably attached, a pickup 75 for reading information recorded at least on the information recording medium 7, and a pickup restrainer 94 for restraining a displacement that exceeds a normal operating range of the pickup 75, wherein the pickup restrainer 94 is constructed to displace in response to loading/unloading of the information recording medium 7 into/from the information recording medium housing portion 8.
    Type: Grant
    Filed: August 25, 2006
    Date of Patent: April 13, 2010
    Assignee: Panasonic Corporation
    Inventors: Masaomi Inoue, Nobuo Jikuya, Yuuji Toyomura, Youichi Maehara
  • Patent number: 7187506
    Abstract: An actuator device, an optical disk device and an information playback device comprising: an objective lens for focusing a light on a recording and/or playback face of a recording medium; a lens holder for holding the objective lens; a suspension for elastically supporting the lens holder; and an actuator base for supporting the suspension. The lens holder has a portion on the opposite side in the optical axis of the objective lens with respect to the actuator base.
    Type: Grant
    Filed: June 30, 2005
    Date of Patent: March 6, 2007
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Youichi Maehara, Kazuhisa Ide, Nobuo Jikuya, Tsuyoshi Kakuta
  • Publication number: 20070050797
    Abstract: An information reproducing device includes an information recording medium housing portion 8 for housing an information recording medium 7 that is detachably attached, a pickup 75 for reading information recorded at least on the information recording medium 7, and a pickup restrainer 94 for restraining a displacement that exceeds a normal operating range of the pickup 75, wherein the pickup restrainer 94 is constructed to displace in response to loading/unloading of the information recording medium 7 into/from the information recording medium housing portion 8.
    Type: Application
    Filed: August 25, 2006
    Publication date: March 1, 2007
    Applicant: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
    Inventors: Masaomi Inoue, Nobuo Jikuya, Yuuji Toyomura, Youichi Maehara
  • Publication number: 20060001987
    Abstract: An actuator device, an optical disk device and an information playback device comprising: an objective lens for focusing a light on a recording and/or playback face of a recording medium; a lens holder for holding the objective lens; a suspension for elastically supporting the lens holder; and an actuator base for supporting the suspension. The lens holder has a portion on the opposite side in the optical axis of the objective lens with respect to the actuator base.
    Type: Application
    Filed: June 30, 2005
    Publication date: January 5, 2006
    Applicant: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
    Inventors: Youichi Maehara, Kazuhisa Ide, Nobuo Jikuya, Tsuyoshi Kakuta
  • Publication number: 20050155047
    Abstract: There is provided an information reproducing device capable of performing replacement of a medium with good operability. The information reproducing device includes a main body, a connector unit and a medium inserting unit of the main body, a lifting unit which is provided to be freely raised or lowered, a reproducing unit for reproducing at least information from the medium, an elastic member for applying a biasing force to the lifting unit and the main body in a direction that the lifting unit and the main body are pulled away from each other, a locking member for locking the main body and the lifting unit, and a regulating member for regulating the traveling distance between the main body and the lifting unit. In a state in which the main body and the lifting unit are locked by the locking member, the medium inserting unit is closed, and when the locking member is unlocked, the lifting unit is separated from the main body by the elastic member, and the medium inserting unit is opened.
    Type: Application
    Filed: January 10, 2005
    Publication date: July 14, 2005
    Applicant: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
    Inventors: Tsuyoshi Kakuta, Nobuo Jikuya, Yoshitatsu Kajiwara
  • Patent number: 6577579
    Abstract: The invention provides a disc drive apparatus which is suitable for making the apparatus compact, light and thin and make it possible to automatically mount and discharge the disc. The disc drive apparatus has pick-up means and transfer means, and the transfer means has medium driving means, synchronous driving means and positioning means which is brought into contact with an outer peripheral edge of the disc. Accordingly, the disc can be transferred in a direction of a disc surface and can be positioned by the positioning means.
    Type: Grant
    Filed: February 18, 2000
    Date of Patent: June 10, 2003
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Tsuyoshi Kakuta, Yoshinobu Soeda, Junichi Mutoh, Hideru Goto, Nobuo Jikuya, Minoru Nagata, Fuminobu Furukawa
  • Patent number: D605195
    Type: Grant
    Filed: July 30, 2008
    Date of Patent: December 1, 2009
    Assignee: Panasonic Corporation
    Inventors: Nobuo Jikuya, Masaomi Inoue