Patents by Inventor Katsuji Kimura
Katsuji Kimura 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: 12040338Abstract: An imaging apparatus according to an embodiment includes: a solid-state imaging element (11) that has a light-receiving surface on which light-receiving elements are arranged in a two-dimensional matrix manner, a glass substrate (20) that is arranged on the light-receiving surface of the solid-state imaging element, and an infrared cut filter (22) that is arranged on a second surface of the glass substrate via a cavity layer (23), where the second surface is opposite to a first surface facing the light-receiving surface.Type: GrantFiled: September 20, 2019Date of Patent: July 16, 2024Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Katsuji Kimura, Hirokazu Seki
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Publication number: 20240163538Abstract: An image sensor according to the present technology includes: a semiconductor substrate in which a plurality of pixels each having a photoelectric conversion element is two-dimensionally arranged; and a magnetic detection unit configured to detect a magnetic change according to a change in a relative position with respect to an imaging lens that guides light from a subject to the pixels.Type: ApplicationFiled: February 15, 2022Publication date: May 16, 2024Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Katsuji KIMURA, Tetsuhiro SUZUKI, Takuya KUDO, Takayuki KUNIMITSU, Kohei IMAYOSHI, Hironobu TANIGAWA
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Publication number: 20230384424Abstract: A light emitting device and a ranging system capable of moving an irradiation position of light The light emitting device includes a plurality of light emitting elements that generate light, and a moving unit to move an irradiation position of the light by driving a predetermined portion related to the light in a first direction. The light emitting elements are arranged at intersections of a plurality of first straight lines extending in a second direction orthogonal to the first direction and a plurality of second straight lines extending in a third direction parallel to neither the first direction nor the second direction. Light emitting elements on straight line A and the light emitting elements on adjacent straight line B are arranged so as not to be adjacent to each other in the first direction. The irradiation position of the light can be moved by, for example, uniaxial drive.Type: ApplicationFiled: September 29, 2021Publication date: November 30, 2023Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Kohei IMAYOSHI, Katsuaki TATEBAYASHI, Takayuki KUNIMITSU, Katsuji KIMURA, Hiroyuki YAMANAKA, Heiichiro RYU, Jun KAWABATA
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Publication number: 20230324768Abstract: [Problem] Provided are a lens drive module, an imaging module, an electronic device, and a lens unit that have a simple configuration and are advantageous in reducing power consumption. [Solution to Problem] The lens drive module includes: a lens unit that includes a plurality of lenses and a spacer that includes a ferromagnetic material provided between two adjacent lenses among the plurality of lenses; and a lens actuator that causes an electromagnetic force to act on the lens unit in response to energization.Type: ApplicationFiled: August 18, 2021Publication date: October 12, 2023Inventors: KATSUJI KIMURA, TAKAYUKI KUNIMITSU, KOHEI IMAYOSHI, TAKAHIRO TSURUTA, ISAO YAMAMOTO, HIDEAKI OKANO, DAISUKE HIRONO
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Patent number: 11785321Abstract: Provided is an imaging device that includes a first coil that moves a lens that collects light from a subject, in an optical axis direction of the light in accordance with a first magnetic field and that moves together with the lens, a second coil for moving the lens in a direction perpendicular to the optical axis in accordance with a second magnetic field, and a third coil for detecting the first magnetic field. The second coil and the third coil are arranged on a same substrate.Type: GrantFiled: October 7, 2019Date of Patent: October 10, 2023Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Katsuji Kimura, Hirokazu Seki, Yuki Urano, Rei Takamori
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Publication number: 20230095828Abstract: The present disclosure relates to an imaging device, a camera module, an electronic device, and an imaging system capable of optically correcting a peripheral light amount decrease caused by an optical characteristic of a lens instead of correcting by signal processing. An optical block includes a lens and a center gradation ND filter, and in the ND filter, at least a light transmittance of a peripheral portion corresponding to an outer peripheral portion of the lens is larger than a light transmittance in a vicinity of an optical axis of the lens. The present disclosure can be applied to a biometric authentication system.Type: ApplicationFiled: January 18, 2021Publication date: March 30, 2023Inventors: KATSUJI KIMURA, HIDEAKI OKANO
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Patent number: 11604332Abstract: The present technology relates to an imaging device and an electronic apparatus capable of adjusting a focus position and an image stabilization position with high accuracy. There are provided a lens that converges object light, an imaging element that photoelectrically converts the object light received from the lens, a circuit base that includes a circuit configured to output a signal received from the imaging element to an outside, an actuator that drives the lens with a PWM (Pulse Width Modulation) waveform in at least either one of an X-axis direction and a Y-axis direction, and plural detection units that are so disposed as to face plural first coils included in the actuator, and detect magnetic fields generated by the first coils. The present technology is applicable to an imaging device.Type: GrantFiled: March 28, 2019Date of Patent: March 14, 2023Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Katsuji Kimura, Yuki Urano
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Publication number: 20230013088Abstract: Provided are an imaging device having more superior optical characteristics, a method of manufacturing the imaging device, and an electronic device at a lower cost. An imaging device according to an embodiment includes: an imaging element (10) including a solid-state imaging element (100) on which a light receiving surface in which light receiving elements are arranged in a two-dimensional lattice shape is formed, and a protection member (101, 102) disposed on a side of the light receiving surface with respect to the solid-state imaging element, in which the imaging element includes a curved portion curved from the light receiving surface of the solid-state imaging element toward a surface on an opposite side of the light receiving surface.Type: ApplicationFiled: December 15, 2020Publication date: January 19, 2023Inventors: KATSUJI KIMURA, YOUJI SAKIOKA, HIROKAZU SEKI
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Patent number: 11553118Abstract: An imaging apparatus with reduced flare includes an imaging structure including a solid state imaging element (1) and a transparent substrate (2) disposed on the imaging element. The imaging apparatus includes a circuit substrate (7) including a circuit, a spacer (10) including at least one fixing portion (11) that guides the imaging structure to a desired position on the circuit substrate (7) when the imaging structure is mounted on the circuit substrate, and a light absorbing material (13) disposed on at least one side surface of the imaging structure such that that light absorbing material (13) is between the imaging structure and the at least one fixing portion.Type: GrantFiled: June 22, 2018Date of Patent: January 10, 2023Assignee: Sony Semiconductor Solutions CorporationInventors: Katsuji Kimura, Kazumasa Tanida, Fumihiko Hanzawa
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Publication number: 20220309692Abstract: The present disclosure relates to a distance measurement apparatus and a biometric authentication apparatus that are capable of conducting high-precise distance measurement even in intense light such as sunlight. A light source applies light to a subject. An image sensor captures an image of the subject. A distance measurement section calculates a distance to the subject on the basis of the image obtained by the image capturing. A transparent member is formed, on the image sensor, so as to be integrated with the image sensor. In addition, the transparent member includes a transmission film that allows a peak wavelength band of the light of the light source to transmit therethrough. The present disclosure is applicable to a biometric authentication apparatus, for example.Type: ApplicationFiled: June 25, 2020Publication date: September 29, 2022Inventors: KATSUJI KIMURA, YOUJI SAKIOKA, MITSUHIRO IWAMA
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Patent number: 11444622Abstract: A proximity sensor that detects the distance between two coils is disclosed. In one example, the proximity sensor includes a reference signal generation circuit, a first coil, a second coil, a clock signal generation circuit, and a switched capacitor circuit. The reference signal generation circuit applies a first alternating voltage to the first coil and transmits a reference signal synchronized with the first alternating voltage to the clock signal generation circuit. The second coil is coupled with the first coil by magnetic field coupling to generate a second alternating voltage correlated with a coupling coefficient. The clock signal generation circuit transmits clock signals corresponding to the reference signal to the switched capacitor circuit, and the switched capacitor circuit detects a distance between the first coil and the second coil by acquiring the second alternating voltage at a timing when each of the clock signals changes.Type: GrantFiled: December 18, 2019Date of Patent: September 13, 2022Assignee: Sony Semiconductor Solutions CorporationInventors: Daisuke Hirono, Katsuji Kimura, Yuki Urano
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Publication number: 20220269035Abstract: A lens position can be controlled with high accuracy. An imaging device according to an embodiment includes: a first detection unit (245) that detects a first resistance value of a drive coil (12) included in an actuator (13) that drives a lens (10) collecting subject light; and a correction value generation unit (247) that generates a correction value for a position of the lens based on the first resistance value.Type: ApplicationFiled: July 17, 2020Publication date: August 25, 2022Inventors: KATSUJI KIMURA, YUKI URANO, INDIKA BOGODA
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Patent number: 11330209Abstract: The present technology relates to an imaging device and an electronic device that enable highly accurate adjustment of a focus position and a camera shake correction position. The device includes: a lens that focuses subject light; an imaging element that photoelectrically converts the subject light from the lens; a circuit substrate including a circuit that externally outputs a signal from the imaging element; an actuator that drives the lens with a Pulse Width Modulation (PWM) waveform in at least one of an X-axis direction, a Y-axis direction, or a Z-axis direction; and a detection unit that detects a magnetic field generated by a coil included in the actuator. The actuator drives the lens to move a focus, or drives the lens to reduce an influence of camera shake. The present technology can be applied to the imaging device.Type: GrantFiled: March 15, 2019Date of Patent: May 10, 2022Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Katsuji Kimura, Rei Takamori, Hirokazu Seki
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Patent number: 11296133Abstract: There is provided an imaging apparatus including: a solid state image sensor configured to generate a pixel signal by photoelectric conversion in accordance with a light amount of an incoming light; an integrated configuration unit configured to integrate a function for fixing the solid state image sensor and a function for removing an infrared light of the incoming light.Type: GrantFiled: May 15, 2018Date of Patent: April 5, 2022Assignee: Sony Semiconductor Solutions CorporationInventors: Katsuji Kimura, Atsushi Yamamoto
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Patent number: 11215526Abstract: The present disclosure relates to an inspection apparatus and an inspection method that enable inspection of the performance of an image pickup element. Generation of collimated light and transmission of part of the collimated light through a transmission filter having a light-blocking face provided with circular holes arranged regularly, causes conversion to rays of columnar collimated light arranged regularly. An image including the rays of columnar collimated light arranged regularly, is captured by an image pickup element being inspected. Then, acquisition of the difference between the image captured by the image pickup element being inspected and an ideal image captured by an ideal image pickup element and comparison between the difference and a threshold, result in inspection of the performance of the image pickup element being inspected.Type: GrantFiled: September 20, 2018Date of Patent: January 4, 2022Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Katsuji Kimura, Hiroyuki Yamanaka, Yuji Furukawa, Kohei Harada, Hironori Takahashi, Hiroyuki Goto, Heiichiro Ryu, Katsuaki Tatebayashi
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Publication number: 20210400176Abstract: An imaging device according to an embodiment includes: a first coil (12) that moves a lens (10) that collects light from a subject, in an optical axis direction of the light in accordance with a first magnetic field and that moves together with the lens; a second coil (31a, 31b, 31c, 31d) for moving the lens in a direction perpendicular to the optical axis in accordance with a second magnetic field; and a third coil (32a, 32b, 32c, 32d) for detecting the first magnetic field. The second coil and the third coil are arranged on a same substrate (30).Type: ApplicationFiled: October 7, 2019Publication date: December 23, 2021Inventors: KATSUJI KIMURA, HIROKAZU SEKI, YUKI URANO, REI TAKAMORI
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Publication number: 20210396955Abstract: An imaging lens that includes, sequentially from an imaging object side, a first lens group having a positive refractive power and a second lens group having a negative refractive power, and in which the first lens group includes a first lens (L1) having a positive refractive power; a second lens (L2) having a positive refractive power; a third lens (L3) having a negative refractive power; a fourth lens (L4) having a positive or a negative refractive power; a fifth lens (L5) having a positive or a negative refractive power; a sixth lens (L6) having a positive or a negative refractive power; and a seventh lens (L7) having a negative refractive power, and the second lens group includes, sequentially from the imaging object side, an eighth lens (L8) having a positive or a negative refractive power; and a ninth lens (L9) having a positive or a negative refractive power, and that causes an imaging device (201) to form an image of a subject is provided.Type: ApplicationFiled: September 26, 2019Publication date: December 23, 2021Inventors: HIDEAKI OKANO, KATSUJI KIMURA
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Publication number: 20210384245Abstract: An imaging apparatus according to an embodiment includes: a solid-state imaging element (11) that has a light-receiving surface on which light-receiving elements are arranged in a two-dimensional matrix manner, a glass substrate (20) that is arranged on the light-receiving surface of the solid-state imaging element, and an infrared cut filter (22) that is arranged on a second surface of the glass substrate via a cavity layer (23), where the second surface is opposite to a first surface facing the light-receiving surface.Type: ApplicationFiled: September 20, 2019Publication date: December 9, 2021Inventors: KATSUJI KIMURA, HIROKAZU SEKI
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Patent number: 11156751Abstract: An imaging optical system according to the present disclosure includes: a lens; and an optical member, in which the optical member is configured such that a light transmittance value at least in a peripheral portion is larger than a light transmittance value in a central portion. Furthermore, a camera module according to the present disclosure includes the imaging optical system of the present disclosure. Furthermore, an electronic device according to the present disclosure includes a solid-state imaging element and the imaging optical system of the present disclosure.Type: GrantFiled: November 8, 2017Date of Patent: October 26, 2021Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventor: Katsuji Kimura
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Patent number: 11029579Abstract: The present technology relates to an imaging apparatus and an electronic apparatus that are capable of adjusting a focal position with high accuracy. There are provided a lens that collects subject light, an image sensor that photoelectrically converts the subject light from the lens, a circuit substrate including a circuit that outputs a signal from the image sensor to the outside, an actuator that drives the lens with a pulse width modulation (PWM) waveform, and a detection unit that detects a magnetic field generated by a coil included in the actuator. The detection unit detects an induced electromotive force generated by the magnetic field. In addition, the detection unit detects a position of the lens from the induced electromotive force. The present technology can be applied to an imaging apparatus.Type: GrantFiled: April 13, 2018Date of Patent: June 8, 2021Assignee: Sony Semiconductor Solutions CorporationInventor: Katsuji Kimura