Patents by Inventor Yong-Joo Jo
Yong-Joo Jo 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: 12147016Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, and an eighth lens, sequentially arranged from an object side optical imaging system, and a refractive index of at least one of the lenses is 1.67 or greater.Type: GrantFiled: December 7, 2021Date of Patent: November 19, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Jung Hui Ko, Ju Hwa Son, Yong Joo Jo
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Patent number: 12147019Abstract: A camera module includes a lens module including a plurality of lenses having refractive power, a first optical path folding unit disposed on the object side of the lens module and configured to refract or reflect incident light in an optical axis direction of the lens module. Among the lenses constituting the lens module, an effective radius of a lens closest to the first optical path folding unit may have substantially the same size as an effective radius of an exit surface of the first optical path folding unit.Type: GrantFiled: October 12, 2023Date of Patent: November 19, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Byung Hyun Kim, So Mi Yang, Jae Hyuk Huh, Yong Joo Jo
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Publication number: 20240377652Abstract: A camera module includes a housing including an opening and configured to accommodate an optical path conversion unit and a lens module, a shielding member configured to shield the opening of the housing, and a reflection reducing member disposed on an inner surface of the shielding member and configured to reduce internal reflections from the inner surface of the shielding member occurring between an end of the lens module and an image sensor.Type: ApplicationFiled: July 24, 2024Publication date: November 14, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Ga Yeon JU, Yeun Ho JUNG, Jung Kyun CHO, Yong Joo JO
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Patent number: 12140738Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially arranged along an optical axis from an object side toward an image side. The fifth lens has a positive refractive power, a focal length of the fifth lens is smaller than an overall focal length of the optical imaging system, and ?0.38?R10/f??0.32, where R10 is a radius of curvature of an image-side surface of the fifth lens and f is the overall focal length of the optical imaging system.Type: GrantFiled: November 29, 2023Date of Patent: November 12, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Ju Hwa Son, In Gun Kim, Yong Joo Jo, Ju Sung Park
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Publication number: 20240369808Abstract: An optical imaging system includes a first lens having positive refractive power, a second lens, a third lens, a fourth lens, and a fifth lens, arranged in order from an object side. The first lens is shaped such that a length of a first axis, which intersects an optical axis, is greater than a length of a second axis, which intersects the optical axis and is perpendicular to the first axis. The optical imaging system satisfies 4.5<TTL/IMG HT<6.5; 0.87<TTL/f<1.31; and 0.65<L1S1es/L1S1el<0.9.Type: ApplicationFiled: July 18, 2024Publication date: November 7, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Joon Hee BYUN, Ho Sik YOO, Yong Joo JO
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Publication number: 20240361578Abstract: An optical imaging system includes a first lens, a second lens, a third lens having negative refractive power, a fourth lens, a fifth lens, and a sixth lens, disposed in order from an object side. The optical imaging system has a field of view of 120 degrees or greater, and a distortion aberration at a highest height of an imaging plane is +30% or greater or ?30% or lower.Type: ApplicationFiled: July 5, 2024Publication date: October 31, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Ju Hwa SON, Jong Gi LEE, Sang Hyun JANG, Hyo Jin HWANG, Yong Joo JO
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Publication number: 20240337814Abstract: An optical imaging system includes a first lens group, a second lens group, a third lens group, and a fourth lens group sequentially disposed in ascending numerical order along an optical axis of the optical imaging system away from an object side of the optical imaging system toward an imaging plane of the optical imaging system, at least one lens group among the first to fourth lens groups being configured to be movable along the optical axis; and a reflective member disposed on an object side of the first lens group and including a reflective surface configured to change an optical path, wherein the first lens group has a positive refractive power, and 0.45?fG1/L?0.8 is satisfied, where fG1 is a focal length of the first lens group, and L is a distance from an object-side surface of the reflective member to the imaging plane.Type: ApplicationFiled: April 5, 2024Publication date: October 10, 2024Applicants: Samsung Electro-Mechanics Co., Ltd., Kumoh National Institute of Technology Industry-Academic Cooperation FoundationInventors: Tae Yeon LIM, Jae Myung RYU, Yong Joo JO, Phil Ho JUNG
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Publication number: 20240337816Abstract: An imaging lens system includes a first lens, a second lens, a third lens, a fourth lens, and a fifth lens, sequentially disposed at intervals from an object side of the imaging lens system. A refractive index of each of the second lens, the third lens, the fourth lens, and the fifth lens is 1.6 or greater, and TTL/2IH<0.730, where TTL is a distance from an object side surface of the first lens to an imaging plane, and 21H is a diagonal length of the imaging plane.Type: ApplicationFiled: June 21, 2024Publication date: October 10, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Kil Soo SHIN, Yong Joo JO
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Patent number: 12099166Abstract: An optical imaging system a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially disposed in numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an imaging plane of the optical imaging system, wherein the optical imaging system satisfies 0.5<L1234TRavg/L7TR<0.9, where L1234TRavg is an average value of overall outer diameters of the first to fourth lenses, L7TR is an overall outer diameter of the seventh lens, and L1234TRavg and L7TR are expressed in a same unit of measurement.Type: GrantFiled: November 4, 2020Date of Patent: September 24, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Il Yong Park, Dong Shin Yang, Yong Joo Jo, Ga Young An
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Patent number: 12099167Abstract: An optical imaging system a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially disposed in numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an imaging plane of the optical imaging system, wherein the optical imaging system satisfies 0.5<L1234TRavg/L7TR<0.9, where L1234TRavg is an average value of overall outer diameters of the first to fourth lenses, L7TR is an overall outer diameter of the seventh lens, and L1234TRavg and L7TR are expressed in a same unit of measurement.Type: GrantFiled: November 16, 2020Date of Patent: September 24, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Il Yong Park, Dong Shin Yang, Yong Joo Jo, Ga Young An
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Publication number: 20240310605Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially disposed in numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an imaging plane of the optical imaging system, wherein the optical imaging system satisfies 0.5<L12345TRavg/L7TR<0.9, where L12345TRavg is an average value of overall outer diameters of the first to fifth lenses, L7TR is an overall outer diameter of the seventh lens, and L12345TRavg and L7TR are expressed in a same unit of measurement.Type: ApplicationFiled: May 22, 2024Publication date: September 19, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Jin Hwa JUNG, Sot Eum SEO, Yong Joo JO, Ga Young AN
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Publication number: 20240310608Abstract: 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: May 22, 2024Publication date: September 19, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Ho Sik YOO, Dong Shin YANG, Yong Joo JO, Sot Eum SEO
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Patent number: 12092799Abstract: An optical imaging system includes a first lens group, a second lens group, and a third lens group, sequentially arranged from an object side, wherein the first lens group includes two lenses having negative and positive refractive power, the second lens group includes a plurality of lenses, and the third lens group includes two lenses having negative and positive refractive power.Type: GrantFiled: March 25, 2021Date of Patent: September 17, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Hag Chul Kim, Phil Ho Jung, Yong Joo Jo
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Patent number: 12092899Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens sequentially disposed from an object side. The third lens and the sixth lens have positive refractive power, and an f-number (F No.) of the optical imaging system is 1.7 or less.Type: GrantFiled: April 26, 2022Date of Patent: September 17, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Ju Hwa Son, Ki Jin Nam, Ju Sung Park, Yong Joo Jo
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Patent number: 12092798Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, and an eighth lens, sequentially disposed from an object side to an imaging plane. The optical imaging system satisfies the expression BFL/f<0.15, where BFL represents a distance from an image-side surface of the eighth lens to an imaging plane of an image sensor and f represents an overall focal length of the optical imaging system.Type: GrantFiled: March 20, 2023Date of Patent: September 17, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Jin Hwa Jung, Yong Joo Jo
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Patent number: 12085698Abstract: An optical imaging system includes a plurality of lenses disposed along an optical axis, and a reflection member disposed to be closer to an object than all of the plurality of lenses and having a reflection surface configured to change a path of light. The plurality of lenses are spaced apart from each other by preset distances along the optical axis, and the condition 0.8<TTL/ft<1.1 is satisfied, where TTL is a distance from an object-side surface of a lens closest to the object among the plurality of lenses to an imaging plane of an image sensor, and ft is an overall focal length of an optical system including the plurality of lenses.Type: GrantFiled: May 9, 2023Date of Patent: September 10, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Tae Youn Lee, Jin Hwa Jung, Yong Joo Jo
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Publication number: 20240295719Abstract: An optical imaging system includes a first lens group, a second lens group, a third lens group, and a fourth lens group sequentially disposed in ascending numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an image side of the optical imaging system, at least one lens group among the first lens group to the fourth lens group being configured to be movable along the optical axis; and a reflective member disposed on an object side of the first lens group and comprising a reflective surface configured to change an optical path, wherein the first lens group has a positive refractive power, and 0.8?Fnot/Fnow?1.3 is satisfied, where Fnot is an F-number of the optical imaging system in a telephoto mode, and Fnow is an F-number of the optical imaging system in a wide-angle mode.Type: ApplicationFiled: February 27, 2024Publication date: September 5, 2024Applicants: Samsung Electro-Mechanics Co., Ltd., Kumoh National Institute of Technology Industry-Academic Cooperation FoundationInventors: Tae Yeon LIM, Jae Myung RYU, Yong Joo JO, Phil Ho JUNG
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Publication number: 20240295720Abstract: An optical imaging system includes: a first lens having refractive power, a second lens having refractive power, a third lens having refractive power, a fourth lens having refractive power, and a fifth lens having refractive power. Here, the first lens, the third lens, and the fifth lens may have refractive indices of about 1.6 or more, and an entire field of view of the optical imaging system may be about 120° or more.Type: ApplicationFiled: May 1, 2024Publication date: September 5, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jae Hyun BAIK, Yong Joo JO, Tae Youn LEE, Jae Hyuk HUH
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Publication number: 20240288663Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, and an eighth lens, which are sequentially arranged from an object side optical imaging system. The first lens has positive refractive power and the second lens has positive refractive power. At least one of the lenses has negative refractive power with a refractive index greater than 1.68.Type: ApplicationFiled: May 8, 2024Publication date: August 29, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Jung Hui KO, Yong Joo JO
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Patent number: 12072553Abstract: An optical imaging system includes a first lens having positive refractive power, a second lens, a third lens, a fourth lens, and a fifth lens, arranged in order from an object side. The first lens is shaped such that a length of a first axis, which intersects an optical axis, is greater than a length of a second axis, which intersects the optical axis and is perpendicular to the first axis. The optical imaging system satisfies 4.5<TTL/IMG HT<6.5; 0.87<TTL/f<1.31; and 0.65<L1S1es/L1S1el<0.9.Type: GrantFiled: April 19, 2023Date of Patent: August 27, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Joon Hee Byun, Ho Sik Yoo, Yong Joo Jo
