Patents by Inventor Hiromichi Godo
Hiromichi Godo 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: 11238559Abstract: An image processing method that generates high-resolution image data from low-resolution image data and an image receiving apparatus that is operated by the image processing method are provided. In the image processing method that generates high-resolution image data from low-resolution image data, the low-resolution image data is divided to generate a plurality of first image data, among the plurality of first image data, one of two adjacent image data is second image data, and the other is third image data. Surroundings of the second image data are supplemented with pixel data to generate fourth image data. The pixel data includes part of the third image data. A convolutional neural network using the fourth image data as an input is implemented, fifth image data is output from the convolutional neural network, and a plurality of the fifth image data is combined to generate high-resolution image data. The image receiving apparatus is operated by the image processing method.Type: GrantFiled: April 9, 2018Date of Patent: February 1, 2022Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Masataka Shiokawa, Kei Takahashi, Yuji Iwaki, Hiromichi Godo
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Publication number: 20210150241Abstract: Environmental information is managed by a neural network. An image detection module includes a first neural network, a first communication module, a first position sensor, a first processor, and a passive element. The first neural network includes an imaging device. The imaging device has a function of obtaining an image, and the first position sensor has a function of detecting positional information on where the image is obtained. When the first neural network determines whether the image has learned features, the first processor can transmit the positional information on where the image is obtained. The first processor receives a detection result through the first communication module, and the first processor can operate the passive element in accordance with the detection result.Type: ApplicationFiled: May 10, 2018Publication date: May 20, 2021Applicant: Semiconductor Energy Laboratory Co., Ltd.Inventors: Takahiro Fukutome, Hiromichi GODO
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Publication number: 20210151603Abstract: An object is to provide a semiconductor device having electrical characteristics such as high withstand voltage, low reverse saturation current, and high on-state current. In particular, an object is to provide a power diode and a rectifier which include non-linear elements. An embodiment of the present invention is a semiconductor device including a first electrode, a gate insulating layer covering the first electrode, an oxide semiconductor layer in contact with the gate insulating layer and overlapping with the first electrode, a pair of second electrodes covering end portions of the oxide semiconductor layer, an insulating layer covering the pair of second electrodes and the oxide semiconductor layer, and a third electrode in contact with the insulating layer and between the pair of second electrodes. The pair of second electrodes are in contact with end surfaces of the oxide semiconductor layer.Type: ApplicationFiled: December 21, 2020Publication date: May 20, 2021Inventors: Shunpei YAMAZAKI, Hiromichi GODO, Satoshi KOBAYASHI
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Patent number: 10910499Abstract: An object is to provide a semiconductor device having electrical characteristics such as high withstand voltage, low reverse saturation current, and high on-state current. In particular, an object is to provide a power diode and a rectifier which include non-linear elements. An embodiment of the present invention is a semiconductor device including a first electrode, a gate insulating layer covering the first electrode, an oxide semiconductor layer in contact with the gate insulating layer and overlapping with the first electrode, a pair of second electrodes covering end portions of the oxide semiconductor layer, an insulating layer covering the pair of second electrodes and the oxide semiconductor layer, and a third electrode in contact with the insulating layer and between the pair of second electrodes. The pair of second electrodes are in contact with end surfaces of the oxide semiconductor layer.Type: GrantFiled: February 6, 2020Date of Patent: February 2, 2021Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Shunpei Yamazaki, Hiromichi Godo, Satoshi Kobayashi
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Patent number: 10903206Abstract: A semiconductor device in which a circuit and a power storage element are efficiently placed is provided. The semiconductor device includes a first transistor, a second transistor, and an electric double-layer capacitor. The first transistor, the second transistor, and the electric double-layer capacitor are provided over one substrate. A band gap of a semiconductor constituting a channel region of the second transistor is wider than a band gap of a semiconductor constituting a channel region of the first transistor. The electric double-layer capacitor includes a solid electrolyte.Type: GrantFiled: January 3, 2019Date of Patent: January 26, 2021Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Junpei Momo, Kazutaka Kuriki, Hiromichi Godo
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Publication number: 20210005755Abstract: It is an object to provide a highly reliable thin film transistor with stable electric characteristics, which includes an oxide semiconductor film. The channel length of the thin film transistor including the oxide semiconductor film is in the range of 1.5 ?m to 100 ?m inclusive, preferably 3 ?m to 10 ?m inclusive; when the amount of change in threshold voltage is less than or equal to 3 V, preferably less than or equal to 1.5 V in an operation temperature range of room temperature to 180° C. inclusive or ?25° C. to 150° C. inclusive, a semiconductor device with stable electric characteristics can be manufactured. In particular, in a display device which is an embodiment of the semiconductor device, display unevenness due to variation in threshold voltage can be reduced.Type: ApplicationFiled: September 21, 2020Publication date: January 7, 2021Inventors: Shunpei YAMAZAKI, Masashi TSUBUKU, Hiromichi GODO
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Publication number: 20200411917Abstract: A semiconductor device in which a circuit and a battery are efficiently stored is provided. In the semiconductor device, a first transistor, a second transistor, and a secondary battery are provided over one substrate. A channel region of the second transistor includes an oxide semiconductor. The secondary battery includes a solid electrolyte, and can be fabricated by a semiconductor manufacturing process. The substrate may be a semiconductor substrate or a flexible substrate. The secondary battery has a function of being wirelessly charged.Type: ApplicationFiled: September 14, 2020Publication date: December 31, 2020Inventors: Junpei MOMO, Kazutaka KURIKI, Hiromichi GODO, Shunpei YAMAZAKI
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Publication number: 20200402977Abstract: A semiconductor device in which a circuit and a power storage element are efficiently placed is provided. The semiconductor device includes a first transistor, a second transistor, and an electric double-layer capacitor. The first transistor, the second transistor, and the electric double-layer capacitor are provided over one substrate. A band gap of a semiconductor constituting a channel region of the second transistor is wider than a band gap of a semiconductor constituting a channel region of the first transistor. The electric double-layer capacitor includes a solid electrolyte.Type: ApplicationFiled: September 2, 2020Publication date: December 24, 2020Inventors: Junpei MOMO, Kazutaka KURIKI, Hiromichi GODO
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Patent number: 10862177Abstract: A semiconductor device in which a circuit and a battery are efficiently stored is provided. In the semiconductor device, a first transistor, a second transistor, and a secondary battery are provided over one substrate. A channel region of the second transistor includes an oxide semiconductor. The secondary battery includes a solid electrolyte, and can be fabricated by a semiconductor manufacturing process. The substrate may be a semiconductor substrate or a flexible substrate. The secondary battery has a function of being wirelessly charged.Type: GrantFiled: March 21, 2019Date of Patent: December 8, 2020Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Junpei Momo, Kazutaka Kuriki, Hiromichi Godo, Shunpei Yamazaki
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Patent number: 10749033Abstract: Disclosed is a semiconductor device including: an insulating layer; a source electrode and a drain electrode embedded in the insulating layer; an oxide semiconductor layer in contact and over the insulating layer, the source electrode, and the drain electrode; a gate insulating layer over and covering the oxide semiconductor layer; and a gate electrode over the gate insulating layer, where the upper surfaces of the insulating layer, the source electrode, and the drain electrode exist coplanarly. The upper surface of the insulating layer, which is in contact with the oxide semiconductor layer, has a root-mean-square (RMS) roughness of 1 nm or less, and the difference in height between the upper surface of the insulating layer and the upper surface of the source electrode or the drain electrode is less than 5 nm. This structure contributes to the suppression of defects of the semiconductor device and enables their miniaturization.Type: GrantFiled: February 4, 2014Date of Patent: August 18, 2020Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Hiromichi Godo, Ryota Imahayashi, Kiyoshi Kato
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Publication number: 20200176607Abstract: An object is to provide a semiconductor device having electrical characteristics such as high withstand voltage, low reverse saturation current, and high on-state current. In particular, an object is to provide a power diode and a rectifier which include non-linear elements. An embodiment of the present invention is a semiconductor device including a first electrode, a gate insulating layer covering the first electrode, an oxide semiconductor layer in contact with the gate insulating layer and overlapping with the first electrode, a pair of second electrodes covering end portions of the oxide semiconductor layer, an insulating layer covering the pair of second electrodes and the oxide semiconductor layer, and a third electrode in contact with the insulating layer and between the pair of second electrodes. The pair of second electrodes are in contact with end surfaces of the oxide semiconductor layer.Type: ApplicationFiled: February 6, 2020Publication date: June 4, 2020Inventors: Shunpei YAMAZAKI, Hiromichi GODO, Satoshi KOBAYASHI
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Patent number: 10615283Abstract: An object is to provide a semiconductor device having electrical characteristics such as high withstand voltage, low reverse saturation current, and high on-state current. In particular, an object is to provide a power diode and a rectifier which include non-linear elements. An embodiment of the present invention is a semiconductor device including a first electrode, a gate insulating layer covering the first electrode, an oxide semiconductor layer in contact with the gate insulating layer and overlapping with the first electrode, a pair of second electrodes covering end portions of the oxide semiconductor layer, an insulating layer covering the pair of second electrodes and the oxide semiconductor layer, and a third electrode in contact with the insulating layer and between the pair of second electrodes. The pair of second electrodes are in contact with end surfaces of the oxide semiconductor layer.Type: GrantFiled: June 16, 2017Date of Patent: April 7, 2020Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Shunpei Yamazaki, Hiromichi Godo, Satoshi Kobayashi
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Publication number: 20200051211Abstract: An image processing method that generates high-resolution image data from low-resolution image data and an image receiving apparatus that is operated by the image processing method are provided. In the image processing method that generates high-resolution image data from low-resolution image data, the low-resolution image data is divided to generate a plurality of first image data, among the plurality of first image data, one of two adjacent image data is second image data, and the other is third image data. Surroundings of the second image data are supplemented with pixel data to generate fourth image data. The pixel data includes part of the third image data. A convolutional neural network using the fourth image data as an input is implemented, fifth image data is output from the convolutional neural network, and a plurality of the fifth image data is combined to generate high-resolution image data. The image receiving apparatus is operated by the image processing method.Type: ApplicationFiled: April 9, 2018Publication date: February 13, 2020Inventors: Masataka SHIOKAWA, Kei TAKAHASHI, Yuji IWAKI, Hiromichi GODO
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Patent number: 10411013Abstract: To provide a semiconductor device with large storage capacity and low power consumption. The semiconductor device includes an oxide semiconductor, a first transistor, a second transistor, and a dummy word line. A channel formation region in the first transistor and a channel formation region in the second transistor are formed in different regions in the oxide semiconductor. The dummy word line is provided to extend between the channel formation region in the first transistor and the channel formation region in the second transistor. By applying a predetermined potential to the dummy word line, the first transistor and the second transistor are electrically isolated in a region of the oxide semiconductor which intersects the dummy word line.Type: GrantFiled: January 17, 2017Date of Patent: September 10, 2019Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Hiromichi Godo, Tatsunori Inoue
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Publication number: 20190221896Abstract: A semiconductor device in which a circuit and a battery are efficiently stored is provided. In the semiconductor device, a first transistor, a second transistor, and a secondary battery are provided over one substrate. A channel region of the second transistor includes an oxide semiconductor. The secondary battery includes a solid electrolyte, and can be fabricated by a semiconductor manufacturing process. The substrate may be a semiconductor substrate or a flexible substrate. The secondary battery has a function of being wirelessly charged.Type: ApplicationFiled: March 21, 2019Publication date: July 18, 2019Inventors: Junpei MOMO, Kazutaka KURIKI, Hiromichi GODO, Shunpei YAMAZAKI
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Publication number: 20190157262Abstract: A semiconductor device in which a circuit and a power storage element are efficiently placed is provided. The semiconductor device includes a first transistor, a second transistor, and an electric double-layer capacitor. The first transistor, the second transistor, and the electric double-layer capacitor are provided over one substrate. A band gap of a semiconductor constituting a channel region of the second transistor is wider than a band gap of a semiconductor constituting a channel region of the first transistor. The electric double-layer capacitor includes a solid electrolyte.Type: ApplicationFiled: January 3, 2019Publication date: May 23, 2019Inventors: Junpei MOMO, Kazutaka KURIKI, Hiromichi GODO
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Patent number: 10296157Abstract: To provide a display device which includes a touch sensor and a large number of pixels and in which a driver circuit of a display portion and a driver circuit of a touch sensor are formed in one IC. The display device includes the display portion, the touch sensor, and a plurality of ICs. The plurality of ICs each include a first circuit. One of the plurality of ICs includes a second circuit and a third circuit. The first circuit has a function of outputting a video signal to the display portion. The second circuit has a function of outputting a signal for driving a sensor element included in the touch sensor. The third circuit has a function of converting an analog signal output from the sensor element into a digital signal.Type: GrantFiled: May 23, 2016Date of Patent: May 21, 2019Inventors: Kei Takahashi, Wataru Uesugi, Hiromichi Godo
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Patent number: 10290720Abstract: The reliability of a semiconductor device is increased by suppression of a variation in electric characteristics of a transistor as much as possible. As a cause of a variation in electric characteristics of a transistor including an oxide semiconductor, the concentration of hydrogen in the oxide semiconductor, the density of oxygen vacancies in the oxide semiconductor, or the like can be given. A source electrode and a drain electrode are formed using a conductive material which is easily bonded to oxygen. A channel formation region is formed using an oxide layer formed by a sputtering method or the like under an atmosphere containing oxygen. Thus, the concentration of hydrogen in a stack, in particular, the concentration of hydrogen in a channel formation region can be reduced.Type: GrantFiled: July 6, 2017Date of Patent: May 14, 2019Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Shunpei Yamazaki, Hideomi Suzawa, Hiroshi Fujiki, Hiromichi Godo, Yasumasa Yamane
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Patent number: 10290908Abstract: A semiconductor device in which a circuit and a battery are efficiently stored is provided. In the semiconductor device, a first transistor, a second transistor, and a secondary battery are provided over one substrate. A channel region of the second transistor includes an oxide semiconductor. The secondary battery includes a solid electrolyte, and can be fabricated by a semiconductor manufacturing process. The substrate may be a semiconductor substrate or a flexible substrate. The secondary battery has a function of being wirelessly charged.Type: GrantFiled: February 2, 2015Date of Patent: May 14, 2019Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Junpei Momo, Kazutaka Kuriki, Hiromichi Godo, Shunpei Yamazaki
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Patent number: 10270056Abstract: A novel display device with higher reliability having a structure of blocking moisture and oxygen, which deteriorate the characteristics of the display device, from penetrating through a sealing region and a method of manufacturing thereof is provided.Type: GrantFiled: September 25, 2017Date of Patent: April 23, 2019Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Masayuki Sakakura, Hiromichi Godo, Kaoru Tsuchiya