Patents by Inventor Dong-In Shin
Dong-In Shin 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: 20230046522Abstract: Devices and methods for detecting and correcting duty cycles are described. An input switching unit is configured to perform at least one of an operation of outputting differential input signals as a first combination of first and second output signals and an operation of outputting the differential input signals as a second combination of the first and second output signals, according to one of a plurality of control signals. A comparator is configured to receive the first output signal through a first input terminal thereof, to receive the second output signal through a second input terminal thereof, to generate duty detection signals by comparing the signal of the first input terminal and the signal of the second input terminal according to at least another one of the plurality of control signals, and to adjust an offset of at least one of the first input terminal and the second input terminal.Type: ApplicationFiled: November 2, 2022Publication date: February 16, 2023Applicant: SK hynix Inc.Inventors: Dae Ho YANG, Kwan Su SHON, Yo Han JEONG, Dong Shin JO
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Publication number: 20220413282Abstract: A spacer includes an outer circumferential surface in contact with a lens barrel, and an inner circumferential surface forming a hole for controlling an amount of light, a first length of the hole in a first direction, intersecting an optical axis, and a second length of the hole in a second direction, intersecting the optical axis, are different from each other, and a first distance from the outer circumferential surface to the inner circumferential surface, extended in the first direction, is less than a second distance from the outer circumferential surface to the inner circumferential surface, extended in the second direction.Type: ApplicationFiled: August 30, 2022Publication date: December 29, 2022Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Dong Shin YANG, In Gun KIM, Sot Eum SEO, Ju Sung PARK
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Patent number: 11522529Abstract: Devices and methods for detecting and correcting duty cycles are described. An input switching unit is configured to perform at least one of an operation of outputting differential input signals as a first combination of first and second output signals and an operation of outputting the differential input signals as a second combination of the first and second output signals, according to one of a plurality of control signals. A comparator is configured to receive the first output signal through a first input terminal thereof, to receive the second output signal through a second input terminal thereof, to generate duty detection signals by comparing the signal of the first input terminal and the signal of the second input terminal according to at least another one of the plurality of control signals, and to adjust an offset of at least one of the first input terminal and the second input terminal.Type: GrantFiled: April 13, 2021Date of Patent: December 6, 2022Assignee: SK hynix Inc.Inventors: Dae Ho Yang, Kwan Su Shon, Yo Han Jeong, Dong Shin Jo
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Publication number: 20220350115Abstract: An optical imaging system includes a first lens having positive refractive power, a second lens, a third lens, and a fourth lens, arranged sequentially from an object side along an optical axis. The first lens through the fourth lens are spaced apart from each other along the optical axis in a paraxial region. A total focal length f of a lens unit including the first lens through the fourth lens and half (IMG HT) of a diagonal length of an imaging surface of an image sensor satisfy f/IMG HT>4.9. An effective aperture radius of an object-side surface of the first lens and an effective aperture radius of an object-side surface of the second lens are both greater than effective aperture radii of an object-side surface and an image-side surface of each of the lenses other than the first lens and the second lens.Type: ApplicationFiled: July 11, 2022Publication date: November 3, 2022Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ho Sik YOO, Dong Shin YANG
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Patent number: 11466496Abstract: A device configured for opening and closing a charging door may include a guide rail mounted to be long in a charging hole in a longitudinal direction thereof, an actuator configured to provide a driving force, and a charging door engaged to the actuator and configured to be concealed and moved in the charging hole along the guide rail according to the driving force received from the actuator in a state of being closed to open the charging hole.Type: GrantFiled: May 18, 2020Date of Patent: October 11, 2022Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jae Dong Shin, Seung Jun Yang
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Publication number: 20220317761Abstract: A system on chip (SoC) includes an internal read-only memory (ROM) configured to store a first boot loader; a first internal static random access memory (SRAM) configured to receive a second boot loader output from a booting device, store the second boot loader, and perform a booting sequence according to control of the first boot loader; a second internal SRAM configured to receive a third boot loader output from the booting device, store the third boot loader, and perform a wake-up sequence according to control of the first boot loader; and a dynamic random access memory (DRAM) controller configured to load an operating system (OS) from the booting device into a DRAM according to control of the second boot loader.Type: ApplicationFiled: June 22, 2022Publication date: October 6, 2022Applicant: Samsung Electronics Co., Ltd.Inventor: Hee Dong SHIN
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Patent number: 11460692Abstract: A spacer includes an outer circumferential surface in contact with a lens barrel, and an inner circumferential surface forming a hole for controlling an amount of light, a first length of the hole in a first direction, intersecting an optical axis, and a second length of the hole in a second direction, intersecting the optical axis, are different from each other, and a first distance from the outer circumferential surface to the inner circumferential surface, extended in the first direction, is less than a second distance from the outer circumferential surface to the inner circumferential surface, extended in the second direction.Type: GrantFiled: January 28, 2020Date of Patent: October 4, 2022Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Dong Shin Yang, In Gun Kim, Sot Eum Seo, Ju Sung Park
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Publication number: 20220308267Abstract: A lens assembly includes a lens including an optical portion refracting light and a flange portion extending along a portion of a circumference of the optical portion, a blocking member disposed in front of the lens and having an opening to allow light to be incident on the lens, and a lens barrel accommodating the lens. The optical portion is noncircular and a portion of the blocking member facing the optical portion in an optical axis direction is located to be higher than a portion of the blocking member facing the flange portion in the optical axis direction.Type: ApplicationFiled: June 15, 2022Publication date: September 29, 2022Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Dong Shin YANG, Tae Su CHOI, Sot Eum SEO, Ju Sung PARK
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Patent number: 11425291Abstract: A camera module includes: a lens module including a plurality of lenses; a housing accommodating the lens module; a reflection module disposed in front of the lens module; an image sensor module configured to receive light passing through the lens module; and a light blocking portion disposed in the housing and positioned in a space between the lens module and the image sensor module. The light blocking portion includes: a first light blocking plate including a first window having a first opening through which the light is allowed to pass; and a second light blocking plate including a second window having a second opening through which the light is allowed to pass. The first window includes a first inner wall including a first inclined surface, and the second window includes a second inner wall including a second inclined surface.Type: GrantFiled: January 29, 2021Date of Patent: August 23, 2022Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Seung Hyeon Jeong, Sung Hoon Kim, Sung Taek Oh, Dong Shin Yang, Ho Sik Yoo
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Patent number: 11415776Abstract: An optical imaging system includes a first lens having positive refractive power, a second lens, a third lens, and a fourth lens, arranged sequentially from an object side along an optical axis. The first lens through the fourth lens are spaced apart from each other along the optical axis in a paraxial region. A total focal length f of a lens unit including the first lens through the fourth lens and half (IMG HT) of a diagonal length of an imaging surface of an image sensor satisfy f/IMG HT>4.9. An effective aperture radius of an object-side surface of the first lens and an effective aperture radius of an object-side surface of the second lens are both greater than effective aperture radii of an object-side surface and an image-side surface of each of the lenses other than the first lens and the second lens.Type: GrantFiled: August 15, 2019Date of Patent: August 16, 2022Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Ho Sik Yoo, Dong Shin Yang
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Publication number: 20220252845Abstract: An optical imaging system includes: a first lens having a concave image-side surface; a second lens having refractive power; a third lens having a concave image-side surface; a fourth lens having a concave object-side surface or a convex image-side surface; a fifth lens having refractive power; a sixth lens having a concave image-side surface; and a seventh lens having negative refractive power. The first to seventh lenses are sequentially disposed from an object side and 1.62<(N2+N5+N6)/3, where N2 is a refractive index of the second lens, N5 is a refractive index of the fifth lens, and N6 is a refractive index of the sixth lens.Type: ApplicationFiled: April 19, 2022Publication date: August 11, 2022Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Ho Sik YOO, Dong Shin YANG, Yong Joo JO, Sot Eum SEO
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Patent number: 11391868Abstract: A lens assembly includes a lens including an optical portion refracting light and a flange portion extending along a portion of a circumference of the optical portion, a blocking member disposed in front of the lens and having an opening to allow light to be incident on the lens, and a lens barrel accommodating the lens. The optical portion is noncircular and a portion of the blocking member facing the optical portion in an optical axis direction is located to be higher than a portion of the blocking member facing the flange portion in the optical axis direction.Type: GrantFiled: January 7, 2021Date of Patent: July 19, 2022Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Dong Shin Yang, Tae Su Choi, Sot Eum Seo, Ju Sung Park
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Publication number: 20220209751Abstract: Devices and methods for detecting and correcting duty cycles are described. An input switching unit is configured to perform at least one of an operation of outputting differential input signals as a first combination of first and second output signals and an operation of outputting the differential input signals as a second combination of the first and second output signals, according to one of a plurality of control signals. A comparator is configured to receive the first output signal through a first input terminal thereof, to receive the second output signal through a second input terminal thereof, to generate duty detection signals by comparing the signal of the first input terminal and the signal of the second input terminal according to at least another one of the plurality of control signals, and to adjust an offset of at least one of the first input terminal and the second input terminal.Type: ApplicationFiled: April 13, 2021Publication date: June 30, 2022Applicant: SK hynix Inc.Inventors: Dae Ho YANG, Kwan Su SHON, Yo Han JEONG, Dong Shin JO
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Patent number: 11372472Abstract: A system on chip (SoC) includes an internal read-only memory (ROM) configured to store a first boot loader; a first internal static random access memory (SRAM) configured to receive a second boot loader output from a booting device, store the second boot loader, and perform a booting sequence according to control of the first boot loader; a second internal SRAM configured to receive a third boot loader output from the booting device, store the third boot loader, and perform a wake-up sequence according to control of the first boot loader; and a dynamic random access memory (DRAM) controller configured to load an operating system (OS) from the booting device into a DRAM according to control of the second boot loader.Type: GrantFiled: April 2, 2020Date of Patent: June 28, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventor: Hee Dong Shin
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Patent number: 11340431Abstract: An optical imaging system includes: a first lens having a concave image-side surface; a second lens having refractive power; a third lens having a concave image-side surface; a fourth lens having a concave object-side surface or a convex image-side surface; a fifth lens having refractive power; a sixth lens having a concave image-side surface; and a seventh lens having negative refractive power. The first to seventh lenses are sequentially disposed from an object side and 1.62<(N2+N5+N6)/3, where N2 is a refractive index of the second lens, N5 is a refractive index of the fifth lens, and N6 is a refractive index of the sixth lens.Type: GrantFiled: September 18, 2019Date of Patent: May 24, 2022Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Ho Sik Yoo, Dong Shin Yang, Yong Joo Jo, Sot Eum Seo
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Patent number: 11330159Abstract: A mobile device and lens module including a lens barrel and a plurality of lenses sequentially stacked from an object side to an image side in the lens barrel, wherein the plurality of lenses includes one or more D-cut lenses having respective straight line rim portions, and wherein a straight line portion of a D-cut lens, of the one or more D-cut lenses, overlaps an image sensor for imaging light passing through the plurality of lenses.Type: GrantFiled: September 23, 2020Date of Patent: May 10, 2022Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Dong Shin Yang, In Do Seo, Ju Sung Park, Sot Eum Seo
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Patent number: 11329641Abstract: An electronic device is provided. A buffer circuit, having improved reliability according to the present disclosure, includes a pause detector and an output signal controller. The pause detector receives an input signal and generates a pause signal which indicates whether the input signal is in a toggle state or a pause state. The output signal controller generates an output signal based on the input signal and controls a duty cycle of the output signal according to the pause signal.Type: GrantFiled: September 10, 2020Date of Patent: May 10, 2022Assignee: SK hynix Inc.Inventors: Jin Ha Hwang, Tai Sik Shin, Dong Shin Jo
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Patent number: 11327270Abstract: A lens assembly includes a lens including an optical portion refracting light and a flange portion extended along a periphery of at least a portion of the optical portion, and a lens barrel accommodating the lens. The lens includes a first D-cut portion on one side surface of the flange portion spaced apart from the lens barrel and a second D-cut portion on another side surface of the flange portion spaced apart from the lens barrel, wherein the first D-cut portion and the second D-cut portion each include first inclined surfaces, and the first inclined surfaces are spaced apart from respective ends of the first D-cut portion and the second D-cut portion by a predetermined interval.Type: GrantFiled: November 18, 2020Date of Patent: May 10, 2022Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Dong Shin Yang, Jong Gill Lee, Hwan Soo Park, Ju Sung Park, Sot Eum Seo
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Patent number: D959687Type: GrantFiled: March 30, 2020Date of Patent: August 2, 2022Assignee: ARTISTIC & CO., LTD.Inventors: Minjae Sung, Jin Park, Jeongseon Park, Man Jin Oh, Dong Shin Jo
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Patent number: D979782Type: GrantFiled: December 16, 2021Date of Patent: February 28, 2023Assignee: ARTISTIC & CO., GLOBAL CO., LTDInventors: Minjae Sung, Jin Park, Jeongseon Park, Man Jin Oh, Dong Shin Jo