Patents by Inventor Hirokazu Seki
Hirokazu Seki 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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Publication number: 20200098810Abstract: A camera module includes an imaging device. The imaging device has a solid-state image sensor and a glass substrate bonded to a light-incident side of the solid-state image sensor. The solid-state image sensor and the glass substrate together form an integral body. A circuit substrate is electrically coupled to the solid-state image sensor. A spacer fixes a position of the imaging device relative to the circuit substrate. The spacer has a fixing structure. The fixing structure has a plurality of first surfaces positioned closer to the imaging device than at least one second surface of the spacer. The at least one second surface of the spacer is separated from the imaging device by adhesive.Type: ApplicationFiled: December 15, 2017Publication date: March 26, 2020Applicant: Sony Semiconductor Solutions CorporationInventors: Katsuji Kimura, Hirokazu Seki
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Patent number: 10460694Abstract: According to one embodiment, a display device which includes a plurality of signal line drivers which drive a display area of a display panel by dividing the display area into a plurality of division display areas is provided. The plurality of signal line drivers include a master signal line driver and a slave signal line diver. Each of the master signal line driver and the slave signal line driver drives at least one of the division display areas. An outward path outputs a direct-current voltage from the master signal line driver to the slave signal line driver. A return path is electrically connected to and is contiguous with the outward path, and returns the direct-current voltage to the master signal line driver.Type: GrantFiled: December 18, 2018Date of Patent: October 29, 2019Assignee: Japan Display Inc.Inventors: Hirokazu Seki, Yasufumi Hagiwara
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Publication number: 20190267418Abstract: The present technology relates to an imaging element package and a camera module capable of improving reliability. An imaging element package includes a flexible substrate, an imaging element connected to a first surface of the flexible substrate, and a member, bonded to a second surface of the flexible substrate opposite to the first surface with an adhesive, having a linear expansion coefficient different from the flexible substrate, in which in a portion of the adhesive, a slit is formed which intersects with a direction from the imaging element toward an end of the flexible substrate as viewed from a direction perpendicular to the flexible substrate. The present technology is applied to a camera module.Type: ApplicationFiled: July 25, 2017Publication date: August 29, 2019Inventors: YUTA MOMIUCHI, YUJI TAKAOKA, HIROKAZU NAKAYAMA, KIYOHISA TANAKA, MIYOSHI TOGAWA, HIROKAZU SEKI, EIICHIROU KISHIDA
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Publication number: 20190122632Abstract: According to one embodiment, a display device which includes a plurality of signal line drivers which drive a display area of a display panel by dividing the display area into a plurality of division display areas is provided. The plurality of signal line drivers include a master signal line driver and a slave signal line diver. Each of the master signal line driver and the slave signal line driver drives at least one of the division display areas. An outward path outputs a direct-current voltage from the master signal line driver to the slave signal line driver. A return path is electrically connected to and is contiguous with the outward path, and returns the direct-current voltage to the master signal line driver.Type: ApplicationFiled: December 18, 2018Publication date: April 25, 2019Inventors: Hirokazu SEKI, Yasufumi HAGIWARA
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Publication number: 20190123125Abstract: According to one embodiment, a display device includes a first substrate, a second substrate opposing the first substrate, a wiring substrate connected to the first substrate, a cover member located on an opposite side to the first substrate so as to interpose the second substrate therebetween and a conductive layer maintained at a predetermined potential, and the first substrate includes an extension portion extending further from the second substrate, the wiring substrate is connected to the extension portion, the cover member includes a first surface opposing the extension portion, and the conductive layer overlaps the extension portion in plan view.Type: ApplicationFiled: October 16, 2018Publication date: April 25, 2019Inventor: Hirokazu SEKI
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Patent number: 10186229Abstract: According to one embodiment, a display device which includes a plurality of signal line drivers which drive a display area of a display panel by dividing the display area into a plurality of division display areas is provided. The plurality of signal line drivers include a master signal line driver and a slave signal line diver. Each of the master signal line driver and the slave signal line driver drives at least one of the division display areas. An outward path outputs a direct-current voltage from the master signal line driver to the slave signal line driver. A return path is electrically connected to and is contiguous with the outward path, and returns the direct-current voltage to the master signal line driver.Type: GrantFiled: October 12, 2016Date of Patent: January 22, 2019Assignee: Japan Display Inc.Inventors: Hirokazu Seki, Yasufumi Hagiwara
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Publication number: 20180204870Abstract: The present technology relates to a semiconductor device, a manufacturing method for the same, and an electronic apparatus, in which a chip size package can be more easily achieved by using flexible printed circuits. Provided is a semiconductor device including: a solid-state image sensor having a pixel array unit in which a plurality of pixels each having a photoelectric conversion element is two-dimensionally arranged in a matrix; and a flexible printed circuit having wiring adapted to connect a pad portion provided on an upper surface side to be located on a light receiving surface side of the solid-state image sensor to an external terminal provided on a lower surface side opposite to the upper surface side, in which the flexible printed circuit is arranged along respective surfaces of the solid-state image sensor such that a position of an end portion located on the upper surface side becomes a position different from a position in a space above the light receiving surface.Type: ApplicationFiled: July 14, 2016Publication date: July 19, 2018Inventors: YUTA MOMIUCHI, YUJI TAKAOKA, KIYOHISA TANAKA, EIICHIROU KISHIDA, EMI NISHIOKA, NAOKI YAMASHITA, HIROKAZU SEKI
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Publication number: 20180083056Abstract: A size reduction of an image pickup module by using resin molding, including a reduction in height, area, or the like thereof is achieved in an actual product. Provided is a module, including a substrate; a semiconductor component in which a first surface of a semiconductor device manufactured by chip-size packaging is provided and fixed along a plate-shaped translucent member, and a second surface of the semiconductor device is fixed with the second surface caused to face the substrate; a frame portion made of resin and formed on the substrate to surround the semiconductor component; and an interposition member which is made of resin and with which a gap between the semiconductor component and the substrate is filled. The interposition member is connected and fixed to the frame portion to be integrated therewith.Type: ApplicationFiled: March 2, 2016Publication date: March 22, 2018Applicant: SONY CORPORATIONInventors: HIROKAZU SEKI, GO ASAYAMA, KIYOHARU MOMOSAKI, REI TAKAMORI, MASAKAZU BABA
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Publication number: 20170103725Abstract: According to one embodiment, a display device which includes a plurality of signal line drivers which drive a display area of a display panel by dividing the display area into a plurality of division display areas is provided. The plurality of signal line drivers include a master signal line driver and a slave signal line diver. Each of the master signal line driver and the slave signal line driver drives at least one of the division display areas. An outward path outputs a direct-current voltage from the master signal line driver to the slave signal line driver. A return path is electrically connected to and is contiguous with the outward path, and returns the direct-current voltage to the master signal line driver.Type: ApplicationFiled: October 12, 2016Publication date: April 13, 2017Inventors: Hirokazu SEKI, Yasufumi HAGIWARA
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Patent number: 9551672Abstract: Provided are a defect classifying method and an inspection apparatus which are capable of classifying a defect by distinguishing a basal plane dislocation, which is a killer defect in bipolar high-voltage elements, from other defects. The defect classifying method according to the present invention includes: projecting an illumination beam toward a silicon carbide substrate and forming a reflection image and a photoluminescence image; a first inspection step of detecting a defect image from the reflection image formed; a second inspection step of detecting a defect image from the photoluminescence image formed; and a defect classification step of classifying detected defects based on whether or not the defect image is detected and the shape of the detected defect image.Type: GrantFiled: December 18, 2014Date of Patent: January 24, 2017Assignee: Lasertec CorporationInventors: Hirokazu Seki, Masamichi Shinoda, Toshiyuki Todoroki, Yoshihiro Nakano, Makoto Torizawa
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Patent number: 9164582Abstract: A display control device 1 is provided, which suppresses a display content from being scrolled when a viewer does not consciously pay attention to the display content. The display control device 1 includes: a display unit 16; an image pickup unit 11 that detects an eye position of a viewer from a taken image of the viewer; an attention state determination unit 12 that determines an attention state to the display content, based on movement of the detected viewer's eye position; a gaze position specifying unit 14 that specifies a gaze position on the display content, based on the detected viewer's eye position and the display content; and a display control unit 15 that causes the display unit 16 to display a non-displayed portion of displayed program information, based on the determined attention state and the specified gaze position, when the viewer pays attention to the non-displayed portion.Type: GrantFiled: February 3, 2012Date of Patent: October 20, 2015Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventor: Hirokazu Seki
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Publication number: 20150168311Abstract: Provided are a defect classifying method and an inspection apparatus which are capable of classifying a defect by distinguishing a basal plane dislocation, which is a killer defect in bipolar high-voltage elements, from other defects. The defect classifying method according to the present invention includes: projecting an illumination beam toward a silicon carbide substrate and forming a reflection image and a photoluminescence image; a first inspection step of detecting a defect image from the reflection image formed; a second inspection step of detecting a defect image from the photoluminescence image formed; and a defect classification step of classifying detected defects based on whether or not the defect image is detected and the shape of the detected defect image.Type: ApplicationFiled: December 18, 2014Publication date: June 18, 2015Inventors: Hirokazu SEKI, Masamichi SHINODA, Toshiyuki TODOROKI, Yoshihiro NAKANO, Makoto TORIZAWA
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Patent number: 9041808Abstract: A headlight controller, an optical unit and a vehicle headlight can include a headlight controller and an optical unit. The headlight controller can include a system controller and a camera photographing vehicles located in a forward direction thereof, and the system controller can be configured to output a control signal to provide various favorable light distribution patterns by using image data output from the camera in accordance with traffic conditions. The optical unit can be configured to emit beam lights each having a light-emitting angle using lights emitted from first and second white LEDs via a projector lens so that the beam lights can be used as a high and low beam without movable parts. Thus, the disclosed subject matter can include providing vehicle headlights that can form various favorable light distribution patterns by utilizing the characteristics of the controller and the optical unit in accordance with the traffic conditions.Type: GrantFiled: March 8, 2013Date of Patent: May 26, 2015Assignee: Stanley Electric Co., Ltd.Inventor: Hirokazu Seki
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Publication number: 20130300654Abstract: A display control device 1 is provided, which suppresses a display content from being scrolled when a viewer does not consciously pay attention to the display content. The display control device 1 includes: a display unit 16; an image pickup unit 11 that detects an eye position of a viewer from a taken image of the viewer; an attention state determination unit 12 that determines an attention state to the display content, based on movement of the detected viewer's eye position; a gaze position specifying unit 14 that specifies a gaze position on the display content, based on the detected viewer's eye position and the display content; and a display control unit 15 that causes the display unit 16 to display a non-displayed portion of displayed program information, based on the determined attention state and the specified gaze position, when the viewer pays attention to the non-displayed portion.Type: ApplicationFiled: February 3, 2012Publication date: November 14, 2013Applicant: PANASONIC CORPORATIONInventor: Hirokazu Seki
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Publication number: 20110242312Abstract: According to the invention, the surface of the Sic substrate or the epitaxial layer formed on the Sic substrate using the optical apparatus including the differential interference optical system. The reflected light from the surface of the Sic substrate or the epitaxial layer is received by the line sensor (23), and the output of the line sensor is supplied to the processor (11). The processor comprises means for forming the differential interference contrast image of the surface of the Sic substrate. The differential interference contrast image of the surface of the Sic substrate is supplied to the defect detection means in order to detect the defects formed in the substrate. The image of the detected defect is supplied to the defect classification means (36) to classify the type of the defect based on the shape and luminance distribution of the defect image.Type: ApplicationFiled: March 28, 2011Publication date: October 6, 2011Applicant: LASERTEC CORPORATIONInventors: Hirokazu SEKI, Kenji KOREMURA, Makoto TORIZAWA, Masanori KOBAYASHI, Toshiyuki TODOROKI, Haruhiko KUSUNOSE
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Publication number: 20060256062Abstract: A display device includes a display panel having a plurality of pixels, a source driver which drives the pixels according to pixel data items, and a controller which controls the source driver while providing the pixel data items in units of a preset number of items to be transferred in parallel via a differential signal bus group to the source driver. The controller controls is configured to confirm that no discrepancy is present between the preset number of pixel data items, output one of the preset number of pixel data items to a specified differential signal bus of the differential signal bus group, and control the source driver such that the pixel data item from the specified differential signal bus is commonly distributed to corresponding pixels, the number of which equals to the preset number.Type: ApplicationFiled: May 5, 2006Publication date: November 16, 2006Inventor: Hirokazu Seki
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Patent number: 6109759Abstract: An object of the present invention is to enable to adequately adjust an optical beam axis of a lamp in response to an inclining angle of a main body of a vehicle in a back and forth direction in an optical beam axis adjustment apparatus of a head lamp for use in vehicle.Upward and downward movements of front and rear wheels are individually sensed by use of respective stroke sensors 1 and 2. An angular detecting unit 3a detects the inclining angle of the main body of the vehicle in the back and forth direction depending upon the output signals produced from the stroke sensors while a traveling sensing unit 3b senses a traveling status and a stopping status of the vehicle. A control unit 3 adjusts the optical beam axis of the head lamp 5 through an actuator 4 during stopping of the vehicle, corresponding to the detected angular data produced from the stroke sensors 1 and 2; and averaged during a certain specified period which precedes the adjustment.Type: GrantFiled: September 2, 1998Date of Patent: August 29, 2000Assignee: Stanley Electric Co., Ltd.Inventors: Toru Tanabe, Hideki Kitamura, Hirokazu Seki
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Patent number: 5993617Abstract: A functional product having a transparent oxide layer and a silver layer alternately laminated on a transparent substrate in a total number of (2n+1) layers, where n.gtoreq.1, wherein an oxide film whose major component is an oxide containing tin and silicon, is formed on the outermost layer.Type: GrantFiled: November 12, 1997Date of Patent: November 30, 1999Assignee: Asahi Glass Company Ltd.Inventors: Eiichi Ando, Koichi Suzuki, Junichi Ebisawa, Susumu Suzuki, Hirokazu Seki
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Patent number: 5763064Abstract: A laminate which comprises a transparent substrate, a first oxide layer comprising ZnO which contains at least one metal, a first metallic layer comprising Pd-containing Ag and a second oxide layer comprising SnO.sub.2 or ZnO which contains at least one metal, wherein said layers are formed on the substrate in this order.Type: GrantFiled: June 25, 1996Date of Patent: June 9, 1998Assignee: Asahi Glass Company Ltd.Inventors: Susumu Suzuki, Nobutaka Aomine, Hirokazu Seki, Yasuo Hayashi, Masashi Tada
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Patent number: 5047941Abstract: A wheel acceleration slip control device for a vehicle, such as an automobile, in which the degree of opening of the throttle is controlled according to the difference between a driven wheel corresponding speed or driven wheel speed and each of a first and a second threshold values which are determined with respect to a vehicle speed. Control maintains the degree of the degree of opening of the throttle when the driven wheel corresponding speed or driven wheel speed is between the first and second threshold values, whereby excessively large variations of engine torque are prevented, the engine speed can be stably increased, and the vehicle can be smoothly accelerated.Type: GrantFiled: November 20, 1990Date of Patent: September 10, 1991Assignees: Akebono Brake Industry Co. Ltd., Akebono Research and Development Centre Ltd.Inventor: Hirokazu Seki