Patents by Inventor Yusuke Ikeda
Yusuke Ikeda 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).
-
Patent number: 10992892Abstract: There is provided an imaging device that includes a pixel, the pixel comprising: a photodetector; a control transistor; a capacitor coupled to the photodetector; a reset transistor coupled between the control transistor and the capacitor; an amplifier transistor having a gate terminal coupled to the capacitor; and a select transistor coupled to the amplifier transistor; a first signal line coupled to the select transistor; and a first amplifying circuit including a first input terminal coupled to the first signal line and a second input terminal configured to receive a first reference signal and an output terminal coupled to the control transistor.Type: GrantFiled: October 10, 2017Date of Patent: April 27, 2021Assignee: Sony Semiconductor Solutions CorporationInventors: Yusuke Ikeda, Eiji Hirata, Kazunori Yamamoto
-
Publication number: 20200412994Abstract: An imaging element according to a first aspect includes: a successive approximation resistor type analog-digital converter that converts an analog signal output from a pixel including a photoelectric conversion part into a digital signal, in which the successive approximation resistor type analog-digital converter has a preamplifier having a band limiting function. An imaging element according to a second aspect includes a DAC in which the successive approximation resistor type analog-digital converter uses a capacitance element to convert a digital value after AD conversion to an analog value, and sets the analog value to a comparison reference for comparison with an analog input voltage.Type: ApplicationFiled: April 3, 2019Publication date: December 31, 2020Inventors: Shinichirou ETOU, Yusuke IKEDA
-
Patent number: 10840283Abstract: An imaging element comprises a photoelectric conversion unit formed in a pixel region and configured to convert light into electrical charge. Further, the imaging element includes a transistor formed in the pixel region and configured to transfer electric charge from the photoelectric conversion unit. The photoelectric conversion unit of the imaging element may be connected to a well of the pixel region, where the well of the pixel region has a negative potential.Type: GrantFiled: November 27, 2019Date of Patent: November 17, 2020Assignee: Sony CorporationInventors: Yosuke Ueno, Yusuke Ikeda, Shizunori Matsumoto, Tsutomu Haruta, Rei Yoshikawa
-
Patent number: 10757071Abstract: A bridge device (120-1) which can effectively reduce the waste of the band resource in the upstream bus connected to a management device is realized by including: a first input/output port (221); a second input/output port (222); a group information keeping unit (228) to keep a group identifier and a correspondence between one or more terminal devices and the group identifier, the group identifier identifying a group that includes one or more terminal devices to be connected to the second input/output port (222), the one or more terminal devices belonging to the group; an extended-request processing unit (224) to generate, when an extended-request frame including destination information corresponding to the group identifier for requesting state information of the one or more terminal devices belonging to the group is inputted to the first input/output port (221), a request frame to be outputted from the second input/output port (222) to each of the one or more terminal devices belonging to the group, on the bType: GrantFiled: December 6, 2016Date of Patent: August 25, 2020Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Yusuke Ikeda, Katsuyoshi Takahashi
-
Publication number: 20200244907Abstract: It makes it easier to reduce the line capacitance of vertical signal lines in a solid-state image sensor in which signals are output via the vertical signal lines. The solid-state image sensor is provided with a logic circuit, a pixel circuit, and a negative capacitance circuit. In the solid-state image sensor, the logic circuit processes an analog signal. Also, in the solid-state image sensor, the pixel circuit generates an analog signal by photoelectric conversion, and outputs the analog signal to the logic circuit via a predetermined signal line. In the solid-state image sensor, the negative capacitance circuit is connected to the predetermined signal line.Type: ApplicationFiled: July 10, 2018Publication date: July 30, 2020Inventors: Yosuke Ueno, Golan Zeituni, Noam Eshel, Yusuke Ikeda, Kiyoshi Makigawa
-
Publication number: 20200098805Abstract: An imaging element comprises a photoelectric conversion unit formed in a pixel region and configured to convert light into electrical charge. Further, the imaging element includes a transistor formed in the pixel region and configured to transfer electric charge from the photoelectric conversion unit. The photoelectric conversion unit of the imaging element may be connected to a well of the pixel region, where the well of the pixel region has a negative potential.Type: ApplicationFiled: November 27, 2019Publication date: March 26, 2020Applicant: SONY CORPORATIONInventors: Yosuke UENO, Yusuke IKEDA, Shizunori MATSUMOTO, Tsutomu HARUTA, Rei YOSHIKAWA
-
Publication number: 20200045013Abstract: A bridge device (120-1) which can effectively reduce the waste of the band resource in the upstream bus connected to a management device is realized by including: a first input/output port (221); a second input/output port (222); a group information keeping unit (228) to keep a group identifier and a correspondence between one or more terminal devices and the group identifier, the group identifier identifying a group that includes one or more terminal devices to be connected to the second input/output port (222), the one or more terminal devices belonging to the group; an extended-request processing unit (224) to generate, when an extended-request frame including destination information corresponding to the group identifier for requesting state information of the one or more terminal devices belonging to the group is inputted to the first input/output port (221), a request frame to be outputted from the second input/output port (222) to each of the one or more terminal devices belonging to the group, on the bType: ApplicationFiled: December 6, 2016Publication date: February 6, 2020Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Yusuke IKEDA, Katsuyoshi TAKAHASHI
-
Patent number: 10529756Abstract: An imaging element comprises a photoelectric conversion unit formed in a pixel region and configured to convert light into electrical charge. Further, the imaging element includes a transistor formed in the pixel region and configured to transfer electric charge from the photoelectric conversion unit. The photoelectric conversion unit of the imaging element may be connected to a well of the pixel region, where the well of the pixel region has a negative potential.Type: GrantFiled: May 17, 2018Date of Patent: January 7, 2020Assignee: Sony CorporationInventors: Yosuke Ueno, Yusuke Ikeda, Shizunori Matsumoto, Tsutomu Haruta, Rei Yoshikawa
-
Publication number: 20190313047Abstract: There is provided an imaging device that includes a pixel, the pixel comprising: a photodetector; a control transistor; a capacitor coupled to the photodetector; a reset transistor coupled between the control transistor and the capacitor; an amplifier transistor having a gate terminal coupled to the capacitor; and a select transistor coupled to the amplifier transistor; a first signal line coupled to the select transistor; and a first amplifying circuit including a first input terminal coupled to the first signal line and a second input terminal configured to receive a first reference signal and an output terminal coupled to the control transistor.Type: ApplicationFiled: October 10, 2017Publication date: October 10, 2019Applicant: Sony Semiconductor Solutions CorporationInventors: Yusuke Ikeda, Eiji Hirata, Kazuyuki Yamamoto
-
Patent number: 10348987Abstract: The present disclosure relates to a solid-state imaging device, an AD converter, and an electronic apparatus that improve a crosstalk characteristic. The AD converter includes a comparator that compares the pixel signal with the reference signal, a pixel signal side capacitor, and a reference signal side capacitor. The pixel signal side capacitor and the reference signal side capacitor are formed such that a first parasitic capacity and a second parasitic capacity are substantially the same. The present technology is applicable to a CMOS image sensor, for example.Type: GrantFiled: June 13, 2018Date of Patent: July 9, 2019Assignee: Sony CorporationInventors: Yusuke Ikeda, Daijiro Anai, Rei Yoshikawa
-
Patent number: 10237502Abstract: To reduce fluctuations in image signals when the voltage of a negative power supply supplied to pixels changes. A pixel operates based on a first ground potential applied to a first ground line and outputs an analog image signal according to emitted light. An analog-digital converter operates based on a second ground potential applied to a second ground line, the second ground potential higher than the first ground potential, and converts the analog image signal into a digital image signal based on a reference voltage as a standard for the conversion. A reference voltage generation unit operates based on the second ground potential and generates the reference voltage. A reference voltage correction unit corrects the reference voltage generated according to a change in the first ground potential and supplies the reference voltage to the analog-digital converter.Type: GrantFiled: December 13, 2017Date of Patent: March 19, 2019Assignee: Sony CorporationInventors: Tatsuki Nishino, Yosuke Ueno, Yusuke Ikeda, Yusuke Moriyama, Shizunori Matsumoto
-
Patent number: 10194107Abstract: To reduce fluctuations in image signals when the voltage of a negative power supply supplied to pixels changes. A pixel operates based on a first ground potential applied to a first ground line and outputs an analog image signal according to emitted light. An analog-digital converter operates based on a second ground potential applied to a second ground line, the second ground potential higher than the first ground potential, and converts the analog image signal into a digital image signal based on a reference voltage as a standard for the conversion. A reference voltage generation unit operates based on the second ground potential and generates the reference voltage. A reference voltage correction unit corrects the reference voltage generated according to a change in the first ground potential and supplies the reference voltage to the analog-digital converter.Type: GrantFiled: April 13, 2016Date of Patent: January 29, 2019Assignee: Sony CorporationInventors: Tatsuki Nishino, Yosuke Ueno, Yusuke Ikeda, Yusuke Moriyama, Shizunori Matsumoto
-
Publication number: 20180295304Abstract: The present disclosure relates to a solid-state imaging device, an AD converter, and an electronic apparatus that improve a crosstalk characteristic. The AD converter includes a comparator that compares the pixel signal with the reference signal, a pixel signal side capacitor, and a reference signal side capacitor. The pixel signal side capacitor and the reference signal side capacitor are formed such that a first parasitic capacity, and a second parasitic capacity are substantially the same. The present technology is applicable to a CMOS image sensor, for example.Type: ApplicationFiled: June 13, 2018Publication date: October 11, 2018Applicant: SONY CORPORATIONInventors: Yusuke IKEDA, Daijiro ANAI, Rei YOSHIKAWA
-
Publication number: 20180269243Abstract: An imaging element comprises a photoelectric conversion unit formed in a pixel region and configured to convert light into electrical charge. Further, the imaging element includes a transistor formed in the pixel region and configured to transfer electric charge from the photoelectric conversion unit. The photoelectric conversion unit of the imaging element may be connected to a well of the pixel region, where the well of the pixel region has a negative potential.Type: ApplicationFiled: May 17, 2018Publication date: September 20, 2018Inventors: Yosuke UENO, Yusuke IKEDA, Shizunori MATSUMOTO, Tsutomu HARUTA, Rei YOSHIKAWA
-
Patent number: 10044954Abstract: The present disclosure relates to a solid-state imaging device, an AD converter, and an electronic apparatus that improve a crosstalk characteristic. The AD converter includes a comparator that compares the pixel signal with the reference signal, a pixel signal side capacitor, and a reference signal side capacitor. The pixel signal side capacitor and the reference signal side capacitor are formed such that a first parasitic capacity, and a second parasitic capacity are substantially the same. The present technology is applicable to a CMOS image sensor, for example.Type: GrantFiled: July 10, 2015Date of Patent: August 7, 2018Assignee: Sony CorporationInventors: Yusuke Ikeda, Daijiro Anai, Rei Yoshikawa
-
Patent number: 10008525Abstract: An imaging element comprises a photoelectric conversion unit formed in a pixel region and configured to convert light into electrical charge. Further, the imaging element includes a transistor formed in the pixel region and configured to transfer electric charge from the photoelectric conversion unit. The photoelectric conversion unit of the imaging element may be connected to a well of the pixel region, where the well of the pixel region has a negative potential.Type: GrantFiled: February 17, 2015Date of Patent: June 26, 2018Assignee: Sony CorporationInventors: Yosuke Ueno, Yusuke Ikeda, Shizunori Matsumoto, Tsutomu Haruta, Rei Yoshikawa
-
Patent number: 9961278Abstract: The present disclosure relates to a solid-state image-capturing element and electronic device capable of improving the linearity of illuminance values. The dynamic-range expander 118 expands dynamic range of a pixel value for each pixel based on the pixel value having different exposure times of a plurality of pixels. The integrator 119 integrates pixel values having the dynamic range expanded by the dynamic-range expander 118 and generates an illuminance value. The present disclosure is applicable to complementary metal-oxide semiconductor (CMOS) image sensor or the like used in, for example, an illuminometer.Type: GrantFiled: October 10, 2014Date of Patent: May 1, 2018Assignee: Sony Semiconductor Solutions CorporationInventors: Yusuke Ikeda, Hideki Shoyama, Yoshimasa Sakamoto, Yuuichi Udou, Oichi Kumagai
-
Patent number: 9956582Abstract: A sealant applying apparatus includes a fastener rotating unit which supports a fastener to be rotatable around a central axis, and a sealant discharging unit which applies a sealant to the fastener by discharging the sealant. The fastener rotating unit includes a first holding member and a second holding member which hold the fastener to be rotatable, and a base which supports the first and second holding members. The first holding member is installed to the base to be exchangeable.Type: GrantFiled: October 28, 2013Date of Patent: May 1, 2018Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.Inventors: Yusuke Ikeda, Toshiyuki Funato, Yosuke Ikeda, Akihito Suzuki, Kunihiro Kuroi, Takahiro Inagaki, Yuji Kondo, Tsugumaru Yamashita
-
Publication number: 20180103223Abstract: To reduce fluctuations in image signals when the voltage of a negative power supply supplied to pixels changes. A pixel operates based on a first ground potential applied to a first ground line and outputs an analog image signal according to emitted light. An analog-digital converter operates based on a second ground potential applied to a second ground line, the second ground potential higher than the first ground potential, and converts the analog image signal into a digital image signal based on a reference voltage as a standard for the conversion. A reference voltage generation unit operates based on the second ground potential and generates the reference voltage. A reference voltage correction unit corrects the reference voltage generated according to a change in the first ground potential and supplies the reference voltage to the analog-digital converter.Type: ApplicationFiled: December 13, 2017Publication date: April 12, 2018Inventors: Tatsuki NISHINO, Yosuke UENO, Yusuke IKEDA, Yusuke MORIYAMA, Shizunori MATSUMOTO
-
Publication number: 20180084211Abstract: To reduce fluctuations in image signals when the voltage of a negative power supply supplied to pixels changes. A pixel operates based on a first ground potential applied to a first ground line and outputs an analog image signal according to emitted light. An analog-digital converter operates based on a second ground potential applied to a second ground line, the second ground potential higher than the first ground potential, and converts the analog image signal into a digital image signal based on a reference voltage as a standard for the conversion. A reference voltage generation unit operates based on the second ground potential and generates the reference voltage. A reference voltage correction unit corrects the reference voltage generated according to a change in the first ground potential and supplies the reference voltage to the analog-digital converter.Type: ApplicationFiled: April 13, 2016Publication date: March 22, 2018Inventors: Tatsuki NISHINO, Yosuke UENO, Yusuke IKEDA, Yusuke MORIYAMA, Shizunori MATSUMOTO