Patents by Inventor Yasunaga Miyazawa
Yasunaga Miyazawa 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: 11154987Abstract: A robot includes a robot body including a base, a first movable section provided turnably with respect to the base, and a second movable section provided turnably with respect to the first movable section, a first proximity sensor for detecting contact with or approach of an object to the first movable section, and a second proximity sensor for detecting contact with or approach of the object to the second movable section. The first proximity sensor includes a first electrode section having a capacitance that changes according to the contact or approach of the object, and a first circuit section for detecting the capacitance of the first electrode section. The second proximity sensor includes a second electrode section having a capacitance that changes according to the contact or approach of the object, and a second circuit section for detecting the capacitance of the second electrode section.Type: GrantFiled: November 14, 2018Date of Patent: October 26, 2021Inventors: Yasunaga Miyazawa, Mitsuhiro Yamamura, Hideaki Oka, Toshiyuki Kamiya, Hajime Kobayashi
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Publication number: 20190344451Abstract: A robot includes a robot arm, a first force sensor configured to detect an external force, and a vibration sensor configured to detect vibration of the robot arm. The robot resets the first force sensor based on a detection value of the vibration sensor. The force sensor is desirably provided further on a proximal end side than the robot arm.Type: ApplicationFiled: May 13, 2019Publication date: November 14, 2019Inventors: Yasunaga MIYAZAWA, Hideaki OKA, Toshiyuki KAMIYA
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Publication number: 20190143522Abstract: A robot includes a robot body including a base, a first movable section provided turnably with respect to the base, and a second movable section provided turnably with respect to the first movable section, a first proximity sensor for detecting contact with or approach of an object to the first movable section, and a second proximity sensor for detecting contact with or approach of the object to the second movable section. The first proximity sensor includes a first electrode section having a capacitance that changes according to the contact or approach of the object, and a first circuit section for detecting the capacitance of the first electrode section. The second proximity sensor includes a second electrode section having a capacitance that changes according to the contact or approach of the object, and a second circuit section for detecting the capacitance of the second electrode section.Type: ApplicationFiled: November 14, 2018Publication date: May 16, 2019Inventors: Yasunaga MIYAZAWA, Mitsuhiro YAMAMURA, Hideaki OKA, Toshiyuki KAMIYA, Hajime KOBAYASHI
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Publication number: 20150320931Abstract: A liquid medicine injection device is controlled by a controller. The liquid medicine injection device includes: a liquid medicine injection unit; a first communication unit which communicates with the controller; and a control unit which switches off the communication by the first communication unit while the liquid medicine injection unit is injecting a liquid medicine. Communication between the liquid medicine injection device and the controller is carried out securely.Type: ApplicationFiled: May 7, 2015Publication date: November 12, 2015Inventor: Yasunaga MIYAZAWA
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Patent number: 9140899Abstract: Exemplary embodiments provide a projection-type display apparatus, which can address or realize a reduction in weight and size, a reduction in power consumption, and a reduction in noise, and address or realize a reduction in price, and a control method for the projection-type display apparatus, as well as a control program for the projection-type display apparatus. The projection-type display apparatus includes a solid-state light source that emits light, a mirror device that controls an emitting direction of the incident light to thereby subject the incident light to temporal modulation, and a projecting device that projects the modulated light.Type: GrantFiled: June 10, 2014Date of Patent: September 22, 2015Assignee: SEIKO EPSON CORPORATIONInventors: Yasunaga Miyazawa, Hiroshi Hasegawa
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Publication number: 20140320949Abstract: Exemplary embodiments provide a projection-type display apparatus, which can address or realize a reduction in weight and size, a reduction in power consumption, and a reduction in noise, and address or realize a reduction in price, and a control method for the projection-type display apparatus, as well as a control program for the projection-type display apparatus. The projection-type display apparatus includes a solid-state light source that emits light, a mirror device that controls an emitting direction of the incident light to thereby subject the incident light to temporal modulation, and a projecting device that projects the modulated light.Type: ApplicationFiled: June 10, 2014Publication date: October 30, 2014Applicant: Seiko Epson CorporationInventors: Yasunaga MIYAZAWA, Hiroshi HASEGAWA
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Patent number: 8777425Abstract: Exemplary embodiments provide a projection-type display apparatus, which can address or realize a reduction in weight and size, a reduction in power consumption, and a reduction in noise, and address or realize a reduction in price, and a control method for the projection-type display apparatus, as well as a control program for the projection-type display apparatus. The projection-type display apparatus includes a solid-state light source that emits light, a mirror device that controls an emitting direction of the incident light to thereby subject the incident light to temporal modulation, and a projecting device that projects the modulated light.Type: GrantFiled: September 7, 2010Date of Patent: July 15, 2014Assignee: Seiko Epson CorporationInventors: Yasunaga Miyazawa, Hiroshi Hasegawa
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Publication number: 20140152843Abstract: An overhead camera includes an imaging section that captures an image of a subject, a position recognition section that recognizes a position specified with an operation member operated toward the subject, and a projection section that projects a predetermined image in the position specified with the operation member.Type: ApplicationFiled: November 21, 2013Publication date: June 5, 2014Applicant: SEIKO EPSON CORPORATIONInventors: Shinji SAKURAI, Yasunaga MIYAZAWA
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Patent number: 8616707Abstract: A projector includes: a housing; an optical element accommodated in the housing; and an air supply unit configured to generate a flow of cooling air for cooling a cooling target element including the optical element, a dustproof area into which the cooling air can be introduced from the outside of the housing via a dustproof filter is formed inside the housing, the optical element is accommodated in the dustproof area of the housing, and the air supply unit includes a first air supply unit configured to introduce the cooling air from the outside of the housing to the dustproof area via the dustproof filter, and a second air supply unit accommodated in the dustproof area and configured to supply the cooling air introduced to the dustproof area by the first air supply unit toward the optical element.Type: GrantFiled: January 25, 2011Date of Patent: December 31, 2013Assignee: Seiko Epson CorporationInventors: Yasunaga Miyazawa, Yoshitaka Itoh, Toshihiko Sakai, Katsuhiro Matsuyama, Yasuteru Miyaoka
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Patent number: 8425043Abstract: A projector includes: a first optical device, and a first color combining optical device; a second optical device, and a second color combining optical device; a combining optical device adapted to combine emission light emitted respectively from the first optical device and the second optical device; a first polarization conversion device disposed between the first optical device and the combining optical device, and adapted to align a polarization direction of the emission light from the first optical device into a first polarization direction; and a second polarization conversion device disposed between the second optical device and the combining optical device, and adapted to align a polarization direction of the emission light from the second optical device into a second polarization direction.Type: GrantFiled: February 19, 2010Date of Patent: April 23, 2013Assignee: Seiko Epson CorporationInventor: Yasunaga Miyazawa
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Patent number: 8353599Abstract: A projection system includes: a first image forming unit which releases the first image light; a second image forming unit which releases the second image light; a polarization combining system which combines the first image light and the second image light; a projection unit which projects the first image light and second image light combined; a pixel shift control unit which controls a pixel shift unit; a display timing control unit which controls display timing; and an image display control unit having a function which controls the pixel shift control unit and a function which controls the display timing control unit. The image display control unit performs the pixel shifting control when the image is a still image, and performs at least display timing control out of the pixel shifting control and the display timing control when the image is a dynamic image.Type: GrantFiled: October 31, 2008Date of Patent: January 15, 2013Assignee: Seiko Epson CorporationInventor: Yasunaga Miyazawa
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Patent number: 8322859Abstract: A projector includes: a light source which emits light; a light modulating device which modulates the light emitted from the light source according to image information; an image forming system which forms an image corresponding to the optical image formed by the light modulating device of modulated light which is modulated by the light modulation device at an image forming position; a polarized light emitting unit disposed at the image forming position of the image forming system to selectively convert the polarization direction of a part of entering light; and a projecting device which projects the light from the polarized light emitting unit.Type: GrantFiled: March 29, 2010Date of Patent: December 4, 2012Assignee: Seiko Epson CorporationInventor: Yasunaga Miyazawa
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Patent number: 8083358Abstract: A projector, includes: an illumination device that radiates plural colors of light in a time-sharing manner; a reflective optical modulator that forms, based on input image information, an optical image for each of the plural colors of light radiated from the illumination device in a time-sharing manner; a projection optical device that projects the optical images of the plural colors of light formed by the reflective optical modulator; and a controller that controls the illumination device and the reflective optical modulator, the controller including: an image information analyzer that analyzes the input image information; and an illumination time controller that dynamically changes and controls illumination time of the plural colors of light by the illumination device based on an analysis result by the image information analyzer.Type: GrantFiled: April 11, 2011Date of Patent: December 27, 2011Assignee: Seiko Epson CorporationInventor: Yasunaga Miyazawa
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Patent number: 8061853Abstract: The disclosure is directed to image display devices and display position adjustment systems and methods. In one example, an image display device includes a control unit configured to acquire one or more characteristics of optical images. The control unit is configured to designate, based on the acquired characteristics of the optical images, one of the optical images as a reference image and the remaining number of the optical images as non-reference images. A position change unit moves the non-reference images in accordance with a pixel position of the reference image.Type: GrantFiled: March 8, 2008Date of Patent: November 22, 2011Assignee: Seiko Epson CorporationInventors: Yasunaga Miyazawa, Yoshihito Yamada, Hiroshi Hasegawa
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Patent number: 8040332Abstract: A light scan device which forces a beam light depending on an image signal to scan, including: a light source part for supplying the beam light; and a scanning part for forcing the beam light from the light source part to scan an illumination-target region in a first direction and a second direction substantially orthogonal to the first direction, wherein the scanning part is driven so that a frequency with which the beam light is forced to scan in the first direction is higher than a frequency with which the beam light is forced to scan in the second direction, and a spot formed on the illumination-target region by the beam light has a form with a shorter size in the first direction than in the second direction.Type: GrantFiled: August 9, 2006Date of Patent: October 18, 2011Assignee: Seiko Epson CorporationInventors: Tetsuro Yamazaki, Takashi Takeda, Daisuke Uchikawa, Yasunaga Miyazawa
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Patent number: 8013848Abstract: An image display apparatus includes a light source; a light modulation element modulating illumination light coming from the light source on the basis of image data; an illumination area modification unit capable of reducing an illumination area for the light modulation element in order to illuminate a specific image-forming area in the image-forming area of the light modulation element; and an image display-processing unit having an illumination area control unit for controlling the illumination area modification unit and a resolution conversion unit for converting a resolution of the image data into a resolution corresponding to the specific image-forming area.Type: GrantFiled: April 11, 2007Date of Patent: September 6, 2011Assignee: Seiko Epson CorporationInventor: Yasunaga Miyazawa
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Publication number: 20110193893Abstract: A projector, includes: an illumination device that radiates plural colors of light in a time-sharing manner; a reflective optical modulator that forms, based on input image information, an optical image for each of the plural colors of light radiated from the illumination device in a time-sharing manner; a projection optical device that projects the optical images of the plural colors of light formed by the reflective optical modulator; and a controller that controls the illumination device and the reflective optical modulator, the controller including: an image information analyzer that analyzes the input image information; and an illumination time controller that dynamically changes and controls illumination time of the plural colors of light by the illumination device based on an analysis result by the image information analyzer.Type: ApplicationFiled: April 11, 2011Publication date: August 11, 2011Applicant: SEIKO EPSON CORPORATIONInventor: Yasunaga MIYAZAWA
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Publication number: 20110188005Abstract: A projector includes: a housing; an optical element accommodated in the housing; and an air supply unit configured to generate a flow of cooling air for cooling a cooling target element including the optical element, a dustproof area into which the cooling air can be introduced from the outside of the housing via a dustproof filter is formed inside the housing, the optical element is accommodated in the dustproof area of the housing, and the air supply unit includes a first air supply unit configured to introduce the cooling air from the outside of the housing to the dustproof area via the dustproof filter, and a second air supply unit accommodated in the dustproof area and configured to supply the cooling air introduced to the dustproof area by the first air supply unit toward the optical element.Type: ApplicationFiled: January 25, 2011Publication date: August 4, 2011Applicant: SEIKO EPSON CORPORATIONInventors: Yasunaga MIYAZAWA, Yoshitaka ITOH, Toshihiko SAKAI, Katsuhiro MATSUYAMA, Yasuteru MIYAOKA
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Patent number: 7973795Abstract: An image display system includes: an information processing apparatus that performs a predetermined image correcting process on image data; an image display apparatus that displays an image on the basis of the image data corrected by the information processing apparatus; and a signal transmitting member that connects the information processing apparatus and the image display apparatus and transmits signals therebetween. The information processing apparatus includes: a first image correction processing unit that performs a predetermined image correcting process on the image data; and a transmission data generating unit that compresses the image data corrected by the first image correction processing unit to generate transmission data to be transmitted to the image display apparatus through the signal transmitting member.Type: GrantFiled: October 6, 2006Date of Patent: July 5, 2011Assignee: Seiko Epson CorporationInventor: Yasunaga Miyazawa
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Patent number: 7973750Abstract: A projector includes a lighting device, a first image forming unit including first through third light modulation elements, a second image forming unit including fourth through sixth light modulation elements, a polarization combining optical system, a projection optical system, and an image correction device, wherein the image correction device, based on one of combined transmittance and combined reflectance obtained by combining one of transmittances and reflectances corresponding to gray-scale values of two of the first through sixth light modulation elements for modulating the same colored light beam, outputs the drive value corresponding to the input image data for driving the two light modulation elements corresponding to the predetermined colored light beam.Type: GrantFiled: April 2, 2008Date of Patent: July 5, 2011Assignee: Seiko Epson CorporationInventor: Yasunaga Miyazawa