Patents by Inventor Junki Asai
Junki Asai 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: 20240100602Abstract: The present disclosure provides a structure for replenishing a powder material to a material supply device during fabrication using the AM technique. According to one aspect, an AM apparatus is provided. This AM apparatus includes a DED nozzle configured to eject a powder material, a gantry mechanism configured to move the DED nozzle, and a powder supply device configured to supply the powder material to the DED nozzle. The gantry mechanism includes a Y-axis member movable in a horizontal X direction and extending in a horizontal Y direction perpendicular to the X direction. The DED nozzle and the material supply device are mounted on the Y-axis member of the gantry mechanism. The gantry mechanism includes a Y-axis movement mechanism for moving the DED nozzle and the material supply device along the Y direction on the Y-axis member.Type: ApplicationFiled: February 4, 2022Publication date: March 28, 2024Inventor: Junki ASAI
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Publication number: 20240001448Abstract: The present invention constructs, in an AM system, such an environment that fine particles are prevented from scattering from an area where the fine particles such as a powder material can be present to another area. According to one aspect, an AM system configured to manufacture a fabrication object is provided. This AM system includes a fabrication chamber in which an AM apparatus is disposed, and a buffer chamber in communication with the fabrication chamber. The buffer chamber includes an entrance in communication with a surrounding environment, an exit in communication with the fabrication chamber, a grating floor, and an exhaust port. The AM system further includes a first gate configured to be able to open and close the entrance of the buffer chamber, and a second gate configured to be able to open and close the exit of the buffer chamber.Type: ApplicationFiled: September 14, 2021Publication date: January 4, 2024Inventors: Hiroyuki SHINOZAKI, Junki ASAI, Yoshitaka MUKAIYAMA
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Publication number: 20230398605Abstract: The present invention provides a powder supply apparatus. According to one aspect, a powder supply apparatus is provided. The powder supply apparatus includes a container configured to store powder therein, a supply passage configured to supply the powder to the container therethrough, and a valve mechanism configured to open and close the supply passage thereby. The valve mechanism includes a valve main body movable between a first position, at which the valve main body closes the supply passage, and a second position, at which the valve main body opens the supply passage, and further includes a valve seat configured in such a manner that the valve main body is seated thereon. The valve main body includes a first seal portion and a second seal portion. The valve seat includes a first seat portion on which the first seal portion is seated, and a second seat portion on which the second seal portion is seated.Type: ApplicationFiled: September 14, 2021Publication date: December 14, 2023Inventors: Hiroyuki SHINOZAKI, Junki ASAI
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Patent number: 11553266Abstract: A microphone system includes: a microphone including a microphone output terminal and a microphone GND terminal, the microphone being configured to output, as an input sound signal, a voltage signal exhibiting a change in voltage between the microphone output terminal and the microphone GND terminal depending on an input sound; an A/D converting unit mounted on a first circuit board and configured to perform digital conversion on the input sound signal that is input; and a power supply circuit mounted on a second circuit board connected to the first circuit board via a pair of power supply lines, and configured to feed DC power to the A/D converting unit via the pair of power supply lines. The microphone outputs the input sound signal to the A/D converting unit via a pair of first signal lines different from the pair of power supply lines.Type: GrantFiled: October 16, 2020Date of Patent: January 10, 2023Assignee: SHARP KABUSHIKI KAISHAInventors: Junki Asai, Tetsuji Togoh
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Publication number: 20220146110Abstract: A heating cooking apparatus includes a heating chamber, a first detection unit, and a first interposed member. The heating chamber accommodates an object to be heated. The first detection unit is spaced apart from the heating chamber and detects sound in the heating chamber. The first interposed member is interposed between the heating chamber and the first detection unit and extends from the first detection unit toward the heating chamber. The first interposed member includes a through hole that passes the sound.Type: ApplicationFiled: September 6, 2021Publication date: May 12, 2022Inventors: MUNESATO KUMAGAI, JUNKI ASAI
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Patent number: 11012631Abstract: The present invention has an object to enable an improvement in accuracy of face detection and obtain an optimum image in which focus and exposure are adjusted in conformity with a detected face. An image capture processing device (50) of one mode of the present invention includes: a face detection section (40) configured to perform face detection so as to detect a face from an image of a subject, the image being captured by an auxiliary image capture section 20 which captures the image of the subject; and a control section (30) configured to control, on the basis of a result of the face detection, a main image capture section (10) to capture an image of the subject.Type: GrantFiled: May 26, 2017Date of Patent: May 18, 2021Assignee: SHARP KABUSHIKI KAISHAInventors: Hidenori Fujisawa, Shigefumi Urata, Junki Asai
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Publication number: 20210120325Abstract: A microphone system includes: a microphone including a microphone output terminal and a microphone GND terminal, the microphone being configured to output, as an input sound signal, a voltage signal exhibiting a change in voltage between the microphone output terminal and the microphone GND terminal depending on an input sound; an A/D converting unit mounted on a first circuit board and configured to perform digital conversion on the input sound signal that is input; and a power supply circuit mounted on a second circuit board connected to the first circuit board via a pair of power supply lines, and configured to feed DC power to the A/D converting unit via the pair of power supply lines. The microphone outputs the input sound signal to the A/D converting unit via a pair of first signal lines different from the pair of power supply lines.Type: ApplicationFiled: October 16, 2020Publication date: April 22, 2021Inventors: JUNKI ASAI, TETSUJI TOGOH
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Publication number: 20200322519Abstract: The present invention has an object to enable an improvement in accuracy of face detection and obtain an optimum image in which focus and exposure are adjusted in conformity with a detected face. An image capture processing device (50) of one mode of the present invention includes: a face detection section (40) configured to perform face detection so as to detect a face from an image of a subject, the image being captured by an auxiliary image capture section 20 which captures the image of the subject; and a control section (30) configured to control, on the basis of a result of the face detection, a main image capture section (10) to capture an image of the subject.Type: ApplicationFiled: May 26, 2017Publication date: October 8, 2020Inventors: HIDENORI FUJISAWA, SHIGEFUMI URATA, JUNKI ASAI
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Patent number: 10614778Abstract: The present invention provides a transfer control device capable of reducing an electric power consumption and suppressing a decrease in display quality. A host processor (101) of the present invention includes a display data transmitting circuit (11) which transmits display data to a driver (102) by an interlace method or a non-interlace method, depending on a transmission amount of the display data, which transmission amount is identified by a transmission amount identifying circuit (10).Type: GrantFiled: July 26, 2016Date of Patent: April 7, 2020Assignee: SHARP KABUSHIKI KAISHAInventors: Hidenori Kuwajima, Junki Asai
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Patent number: 10319317Abstract: The present invention provides a display control device and a display device each of which can reduce electric power consumption by switching a resolution of image data to be displayed. In a case of transferring image data having a 4k resolution, an image transferring section (12) transfers the image data to a display driver (20) via a first lane and a second lane. In a case of transferring image data having an FHD resolution, the image transferring section (12) stops operation of the first lane and transfers the image data to the display driver (20) via the second lane.Type: GrantFiled: July 7, 2016Date of Patent: June 11, 2019Assignee: SHARP KABUSHIKI KAISHAInventors: Takuya Okamoto, Junki Asai
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Publication number: 20190156789Abstract: The present invention provides a transfer control device capable of reducing an electric power consumption and suppressing a decrease in display quality. A host processor (101) of the present invention includes a display data transmitting circuit (11) which transmits display data to a driver (102) by an interlace method or a non-interlace method, depending on a transmission amount of the display data, which transmission amount is identified by a transmission amount identifying circuit (10).Type: ApplicationFiled: July 26, 2016Publication date: May 23, 2019Applicant: SHARP KABUSHIKI KAISHAInventors: HIDENORI KUWAJIMA, JUNKI ASAI
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Patent number: 10262604Abstract: A host control section (30) is a control device for a display device (1). The host control section (30) includes an image determining section (35) for calculating a density of pixels, which have intermediate grayscale levels (i.e., grayscale levels of a first range), among a plurality of pixels in an image; and a driving changing section (36) for changing a refresh rate of the display device (1) in accordance with the density which has been calculated.Type: GrantFiled: December 3, 2015Date of Patent: April 16, 2019Assignee: SHARP KABUSHIKI KAISHAInventors: Hidenori Kuwajima, Junki Asai
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Patent number: 10013953Abstract: The display controller (1) includes: a DRAM (31); a SRAM (32) which consumes electric power less than the DRAM (31); an update judging section (61); a secondary compression section (70); and a decompression section (40). In a case where the update judging section (61) has judged that image data is not updated, (i) the secondary compression section (70) compresses image data and then stores compressed image data in the SRAM (32), (ii) the DRAM (31) stops a memory retaining operation, and (iii) the decompression section (40) decompresses the compressed image data and then supplies decompressed data to an LCD (3).Type: GrantFiled: October 22, 2014Date of Patent: July 3, 2018Assignee: SHARP KABUSHIKI KAISHAInventors: Junki Asai, Kohji Mitsuda
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Publication number: 20180158424Abstract: The present invention provides a display control device and a display device each of which can reduce electric power consumption by switching a resolution of image data to be displayed. In a case of transferring image data having a 4k resolution, an image transferring section (12) transfers the image data to a display driver (20) via a first lane and a second lane. In a case of transferring image data having an FHD resolution, the image transferring section (12) stops operation of the first lane and transfers the image data to the display driver (20) via the second lane.Type: ApplicationFiled: July 7, 2016Publication date: June 7, 2018Inventors: TAKUYA OKAMOTO, JUNKI ASAI
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Patent number: 9881566Abstract: An object of the present invention is to provide a display device which suppresses power consumption as well as displaying an image with excellent quality. A display device (1) in accordance with one aspect of the present invention includes a polarity determining section (35) for determining whether or not a first polarity in a drive vertical period immediately preceding a first term in which an image is not rewritten is the same as a second polarity in a pause vertical period which is a last pause vertical period before the second vertical period, and a refresh control section (34) for providing an additional vertical period in the first term in a case where the first polarity is the same as the second polarity.Type: GrantFiled: October 21, 2014Date of Patent: January 30, 2018Assignee: Sharp Kabushiki KaishaInventors: Tatsuo Watanabe, Junki Asai, Kenji Maeda
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Patent number: 9836811Abstract: A memory control device of the present invention comprises a reset control section (32) for (i) suspending, at a time point where rp overtakes wp or wp overtakes rp or a time point immediately before that time point, a reading operation of data, and (ii) conducting again, at a predetermined time point where reading is to be resumed, the reading operation of the data from a position at which the reading operation has been started in a frame memory (31).Type: GrantFiled: August 28, 2013Date of Patent: December 5, 2017Assignee: SHARP KABUSHIKI KAISHAInventors: Junki Asai, Kenji Maeda
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Publication number: 20170316734Abstract: Electric power consumed in display of image data is suppressed. The present invention includes: a command receiving section (10) which receives, from a host, a command indicative of whether or not an LCD (3) is to be caused to update an image displayed by the LCD (3); and a data processing section (40) carries out at least through-output or writing of the image data in a VRAM (50), with reference to (a) the command and (b) whether or not the image is to be updated in (i) a frame period in which the image data is received or (ii) a frame period coming next to the frame period.Type: ApplicationFiled: December 3, 2015Publication date: November 2, 2017Inventors: Junki ASAI, Hidenori KUWAJIMA
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Publication number: 20170316749Abstract: A host control section (30) is a control device for a display device (1). The host control section (30) includes an image determining section (35) for calculating a density of pixels, which have intermediate grayscale levels (i.e., grayscale levels of a first range), among a plurality of pixels in an image; and a driving changing section (36) for changing a refresh rate of the display device (1) in accordance with the density which has been calculated.Type: ApplicationFiled: December 3, 2015Publication date: November 2, 2017Inventors: Hidenori KUWAJIMA, Junki ASAI
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Patent number: 9799090Abstract: A memory control device of the present invention comprises a determination section (34) for determining whether a time point of start of a writing operation falls within a risky period; and a delay control section (32) for delaying, in a case where the determination section (34) determines that the time point of the start of the writing operation falls within the risky period, a time point of the start of one of the writing operation and the reading operation which one is higher in operation rate, said one of the writing operation and the reading operation being delayed by a predetermined delay period.Type: GrantFiled: August 28, 2013Date of Patent: October 24, 2017Assignee: Sharp Kabushiki KaishaInventor: Junki Asai
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Patent number: 9779693Abstract: In a case where next image data, corresponding to a next screen, is not supplied from a host even when first predetermined time has elapsed since the first supply of image data was completed, the period control section (32) starts the second supply of the image data, of which the first supply has been carried out, to a liquid crystal display device. In a case where next image data, corresponding to a next frame, is not supplied from the host even when second predetermined time has elapsed since the second supply of the image data was completed, the period control section (32) starts the third supply of the image data to the liquid crystal display device, and sets the first predetermined time to be longer than the second predetermined time. This makes it possible to appropriately update a displayed image.Type: GrantFiled: July 31, 2013Date of Patent: October 3, 2017Assignee: SHARP KABUSHIKI KAISHAInventors: Junki Asai, Kenji Maeda