Patents by Inventor Norio Nakamura
Norio Nakamura 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: 11880528Abstract: A stimulus transmission device suppresses power consumption, and effectively transmits a physical stimulus to a user. The stimulus transmission device has a pressure receiving portion which receives pressure from part of a human body, an actuator which drives the pressure receiving portion, and a supporting portion which supports the actuator. The actuator does not move in conjunction with the supporting portion.Type: GrantFiled: January 20, 2023Date of Patent: January 23, 2024Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Norio Nakamura, Koji Osaki, Shuichi Hirai, Natsuo Koda
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Publication number: 20230152921Abstract: A stimulus transmission device suppresses power consumption, and effectively transmits a physical stimulus to a user. The stimulus transmission device has a pressure receiving portion which receives pressure from part of a human body, an actuator which drives the pressure receiving portion, and a supporting portion which supports the actuator. The actuator does not move in conjunction with the supporting portion.Type: ApplicationFiled: January 20, 2023Publication date: May 18, 2023Inventors: Norio NAKAMURA, Koji OSAKI, Shuichi HIRAI, Natsuo KODA
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Patent number: 11609655Abstract: A stimulus transmission device suppresses power consumption, and effectively transmits a physical stimulus to a user. The stimulus transmission device has a pressure receiving portion which receives pressure from part of a human body, an actuator which drives the pressure receiving portion, and a supporting portion which supports the actuator. The actuator does not move in conjunction with the supporting portion.Type: GrantFiled: May 24, 2018Date of Patent: March 21, 2023Assignee: Murata Manufacturing Co., Ltd.Inventors: Norio Nakamura, Koji Osaki, Shuichi Hirai, Natsuo Koda
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Patent number: 11546563Abstract: A light source device according to the present disclosure includes a light source section, a first polarization split element for transmitting first light with a first polarization direction from the light source section and reflecting the first light with a second polarization direction, a first retardation element, a second polarization split element for reflecting the first light in the second polarization direction from the first retardation element, a second retardation element, and a light conversion device having a diffusion element for diffusing the first light from the second retardation element, a first wavelength conversion element for performing wavelength conversion on the first light to emit second light, and a substrate.Type: GrantFiled: October 1, 2021Date of Patent: January 3, 2023Assignee: SEIKO EPSON CORPORATIONInventors: Wataru Yasumatsu, Norio Nakamura, Yuta Tokuno, Koichi Akiyama
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Patent number: 11385723Abstract: A haptic information presentation system uses a human sensory characteristic or illusion to suitably control a physical quantity, and causes a person to feel a force which cannot exist physically, or a haptic sensory physical characteristic.Type: GrantFiled: January 25, 2021Date of Patent: July 12, 2022Assignees: National Institute of Advanced Industrial Science and Technology, Murata Manufacturing Co., Ltd.Inventors: Norio Nakamura, Yukio Fukui, Masataka Sakai, Natsuo Koda, Yosuke Iizuka
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Patent number: 11378878Abstract: A projector according to the present disclosure includes an illuminator that outputs light, a light modulator including a liquid crystal panel that modulates the light from the illuminator in accordance with image information, and a projection optical apparatus that projects image light modulated by the light modulator. The liquid crystal panel includes a display unit on which the light from the illuminator is incident, a light blocking film having a light transmissive area provided in correspondence with the display unit, and a lens that collects the light into a spot in the light transmissive area. The display unit has a first area and a second area in the light transmissive area, the second area providing light transmittance higher than light transmittance provided by the first area. The illuminator outputs the light in such a way, that the lens collects the light into a spot in the second area.Type: GrantFiled: September 24, 2020Date of Patent: July 5, 2022Assignee: Seiko Epson CorporationInventor: Norio Nakamura
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Patent number: 11361632Abstract: A tactile force information presenting system includes: a tactile force presenting device that generates the stimulus; a drive device that drives the tactile force presenting device; and a tactile force non-presenting device that does not generate said stimulus to an operator, and the tactile force presenting device presents the tactile force to the operator.Type: GrantFiled: December 11, 2018Date of Patent: June 14, 2022Assignee: Murata Manufacturing Co., Ltd.Inventors: Norio Nakamura, Natsuo Koda, Yosuke Iizuka
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Patent number: 11325029Abstract: The present invention provides a virtual reality environment generating apparatus including a non-base type interface configured to allow a user to haptically touch virtual objects and game characters. The virtual reality environment generating apparatus includes a content creating device 102 configured to create a content based on information from various sensors 108 to 111 and content data, an illusionary tactile force sense evoking device 103 configured to use illusionary tactile force sense data to generate an illusionary tactile force sense evoking function 1713 adapted for the content, an illusionary tactile force sense interface device 101 including a illusionary tactile force sense device 107, and an illusionary tactile force sense device driving control device 112 configured to drivingly control the illusionary tactile force sense device.Type: GrantFiled: September 12, 2008Date of Patent: May 10, 2022Assignees: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY, MURATA MANUFACTURING CO., LTD.Inventor: Norio Nakamura
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Patent number: 11308772Abstract: A tactile force information presenting system includes: a tactile force presenting device that generates the stimulus; a drive device that drives the tactile force presenting device; and a tactile force non-presenting device that does not generate said stimulus to an operator, and the tactile force presenting device presents the tactile force to the operator.Type: GrantFiled: August 7, 2019Date of Patent: April 19, 2022Assignee: Murata Manufacturing Co., Ltd.Inventors: Norio Nakamura, Natsuo Koda, Yosuke Iizuka
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Publication number: 20220109813Abstract: A light source device according to the present disclosure includes a light source section, a first polarization split element for transmitting first light with a first polarization direction from the light source section and reflecting the first light with a second polarization direction, a first retardation element, a second polarization split element for reflecting the first light in the second polarization direction from the first retardation element, a second retardation element, and a light conversion device having a diffusion element for diffusing the first light from the second retardation element, a first wavelength conversion element for performing wavelength conversion on the first light to emit second light, and a substrate.Type: ApplicationFiled: October 1, 2021Publication date: April 7, 2022Applicant: SEIKO EPSON CORPORATIONInventors: Wataru YASUMATSU, Norio NAKAMURA, Yuta TOKUNO, Koichi AKIYAMA
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Patent number: 11287892Abstract: In a haptic information presenting system, a haptic presenting device presents a stimulus by an object and/or to the object, controls the stimulus that is applied to the object in accordance with an operation by an operator, and thereby generates a tactile force, the haptic presenting device presents at least one of oscillation, displacement, and deformation to the object, the haptic presenting device is a sense synthesizing and guiding device that synthesizes sensations of guidance, and the sense synthesizing and guiding device generates at least one of a sensation of pressure, a sensation of a force, and the sensory illusion to the object by a vibration that includes a sweep vibration.Type: GrantFiled: October 23, 2020Date of Patent: March 29, 2022Assignee: Murata Manufacturing Co., Ltd.Inventors: Norio Nakamura, Natsuo Koda, Koji Osaki
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Patent number: 11287888Abstract: A system and method are disclosed in which in a conventional non-grounding man-machine interface having no reaction base on the human body and for giving the existence of a virtual object and the impact force of a collision to a person, a haptic sensation of a torque, a force and the like can be continuously presented in the same direction, which cannot be presented by only the physical characteristic of a haptic sensation presentation device. In a haptic presentation device, the rotation velocity of at least one rotator in the haptic presentation device is controlled by a control device, and a vibration, a force or a torque as the physical characteristic is controlled, so that the user is made to conceive various haptic information of the vibration, force, torque or the like.Type: GrantFiled: December 26, 2018Date of Patent: March 29, 2022Assignees: National Institute of Advanced Industrial Science and Technology, Murata Manufacturing Co., LTD.Inventors: Norio Nakamura, Yukio Fukui, Masataka Sakai
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Patent number: 11212495Abstract: A wavelength conversion element according to the present disclosure includes a cemented body obtained by bonding a first wavelength conversion member which is excited by first light to emit second light having a wavelength band different from a wavelength band of the first light, and a first light guide member configured to transmit the first light and the second light, and a reflecting member which is disposed so as to be opposed to at least one surface parallel to a first direction out of a plurality of outer circumferential surfaces of the cemented body, and reflects at least one of the first light and the second light.Type: GrantFiled: September 18, 2020Date of Patent: December 28, 2021Assignee: Seiko Epson CorporationInventor: Norio Nakamura
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Patent number: 11170712Abstract: According to one embodiment, a display device includes a display panel in which pixel units are arranged, and a controller configured to generate image signals by multiplying display data externally supplied to each line by a luminosity adjustment factor, to supply the generated image signals to the pixel units, to accumulate power consumption of each line, and to execute black insertion if the accumulated power consumption is determined to be greater than power consumption of one previous display frame by a predetermined value, wherein the luminosity adjustment factor is acquired by substituting the power consumption of one previous frame to a decreasing function, and a display pattern including a plurality of continuing black display lines is synchronized with supply of the image signals and is displayed moving the same direction of a screen scanning direction of the display panel during the black insertion.Type: GrantFiled: April 5, 2019Date of Patent: November 9, 2021Assignee: JAPAN DISPLAY INC.Inventors: Takayuki Imai, Norio Nakamura
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Publication number: 20210278906Abstract: A haptic information presentation system uses a human sensory characteristic or illusion to suitably control a physical quantity, and causes a person to feel a force which cannot exist physically, or a haptic sensory physical characteristic.Type: ApplicationFiled: January 25, 2021Publication date: September 9, 2021Inventors: Norio Nakamura, Yukio Fukui, Masataka Sakai, Natsuo Koda, Yosuke Iizuka
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Patent number: 11095862Abstract: An optical module includes a light modulator that modulates light and includes a plurality of pixels, and a pixel shift mechanism. The pixels of the light modulator each include a first sub-pixel on which a first or a second color light flux is incident, a second sub-pixel on which a color light flux different from the color light flux incident on the first sub-pixel out of the first and the second color light flux is incident, and a third sub-pixel and a fourth sub-pixel on which a third color light flux is incident. The pixel shift mechanism transition to a first state in which the third sub-pixel is located on a first position and the fourth sub-pixel is located on a second position, or a second state in which the third sub-pixel is located on a third position and the fourth sub-pixel is located on a fourth position.Type: GrantFiled: March 20, 2020Date of Patent: August 17, 2021Assignee: SEIKO EPSON CORPORATIONInventor: Norio Nakamura
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Publication number: 20210141457Abstract: In a haptic information presenting system, a haptic presenting device presents a stimulus by an object and/or to the object, controls the stimulus that is applied to the object in accordance with an operation by an operator, and thereby generates a tactile force, the haptic presenting device presents at least one of oscillation, displacement, and deformation to the object, the haptic presenting device is a sense synthesizing and guiding device that synthesizes sensations of guidance, and the sense synthesizing and guiding device generates at least one of a sensation of pressure, a sensation of a force, and the sensory illusion to the object by a vibration that includes a sweep vibration.Type: ApplicationFiled: October 23, 2020Publication date: May 13, 2021Inventors: Norio Nakamura, Natsuo Koda, Koji Osaki
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Publication number: 20210092336Abstract: A wavelength conversion element according to the present disclosure includes a cemented body obtained by bonding a first wavelength conversion member which is excited by first light to emit second light having a wavelength band different from a wavelength band of the first light, and a first light guide member configured to transmit the first light and the second light, and a reflecting member which is disposed so as to be opposed to at least one surface parallel to a first direction out of a plurality of outer circumferential surfaces of the cemented body, and reflects at least one of the first light and the second light.Type: ApplicationFiled: September 18, 2020Publication date: March 25, 2021Applicant: SEIKO EPSON CORPORATIONInventor: Norio NAKAMURA
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Publication number: 20210088888Abstract: A projector according to the present disclosure includes an illuminator that outputs light, a light modulator including a liquid crystal panel that modulates the light from the illuminator in accordance with image information, and a projection optical apparatus that projects image light modulated by the light modulator. The liquid crystal panel includes a display unit on which the light from the illuminator is incident, a light blocking film having a light transmissive area provided in correspondence with the display unit, and a lens that collects the light into a spot in the light transmissive area. The display unit has a first area and a second area in the light transmissive area, the second area providing light transmittance higher than light transmittance provided by the first area. The illuminator outputs the light in such a way, that the lens collects the light into a spot in the second area.Type: ApplicationFiled: September 24, 2020Publication date: March 25, 2021Inventor: Norio NAKAMURA
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Patent number: 10958881Abstract: An optical module includes a light modulator that modulates light and includes a plurality of pixels, and a pixel shift mechanism. The light modulator is driven based on an interlace method. The pixels of the light modulator each include a first sub-pixel on which a first color light flux or a second color light flux is incident, a second sub-pixel on which a color light flux different from the color light flux incident on the first sub-pixel out of the first color light flux and the second color light flux is incident, and a third sub-pixel and a fourth sub-pixel on which a third color light flux is incident. The third sub-pixel and the fourth sub-pixel are arranged in a scan direction of the light modulator. The pixel shift mechanism shifts the light modulator in a direction that intersects the scan direction.Type: GrantFiled: March 20, 2020Date of Patent: March 23, 2021Assignee: SEIKO EPSON CORPORATIONInventor: Norio Nakamura