Patents by Inventor Phil Ho Jung
Phil Ho Jung 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: 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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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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Publication number: 20240302627Abstract: 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 arranged from an object side. At least two of the first lens, the second lens, the third lens, the fourth lens, the fifth lens, and the sixth lens include at least one inflection point. An object-side surface of the sixth lens is concave.Type: ApplicationFiled: May 16, 2024Publication date: September 12, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Phil Ho JUNG, Jae Hyuk HUH
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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: 20240280793Abstract: A camera module includes a first lens group; a first optical path folding unit; a second lens group; and a second optical path folding unit. The first lens group, the first optical path folding unit, the second lens group, and the second optical path folding unit are sequentially disposed from an object side of the first lens group toward an imaging plane of the camera module. The first optical path folding unit includes a first fixed reflective member and a first movable reflective member configured to vary a length of an optical path between the first lens group and the second lens group, and the second optical path folding unit includes a second fixed reflective member and a second movable reflective member configured to vary a length of an optical path between the second lens group and an imaging plane.Type: ApplicationFiled: April 22, 2024Publication date: August 22, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Hag Chul KIM, Tae Yeon LIM, Phil Ho JUNG, Yong Joo JO
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Publication number: 20240231051Abstract: The present invention relates to a high resolution optical system. The optical system of the present invention includes, sequentially from an object side, a first lens having a positive refractive power and an object-side surface convex toward the object side; a second lens having a negative refractive power and an upwardly concave upper surface; a third lens having a positive refractive power; a fourth lens having a negative refractive power; a fifth lens having a positive refractive power and an upwardly convex upper surface; and a six lens having a negative refractive power and an upwardly concave upper surface.Type: ApplicationFiled: December 28, 2023Publication date: July 11, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Phil Ho JUNG, Il Yong PARK
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Publication number: 20240231059Abstract: An optical imaging system includes a first lens group having negative refractive power, a second lens group having positive refractive power, and a third lens group having negative refractive power, wherein the second lens group and the third lens group are configured to move in an optical axis direction to adjust a focal length and magnification, and the following conditional expression is satisfied, FNOt?3.6, where FNOt is an F value at a telephoto end of the optical imaging system.Type: ApplicationFiled: March 30, 2023Publication date: July 11, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Phil Ho JUNG, Tae Yeon LIM, Yong Joo JO
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Publication number: 20240219689Abstract: 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; and a spacer disposed between the sixth and seventh lenses, wherein the optical imaging system satisfies 0.5<S6d/f<1.4, where S6d is an inner diameter of the spacer, f is an overall focal length of the optical imaging system, and S6d and f are expressed in a same unit of measurement.Type: ApplicationFiled: March 8, 2024Publication date: July 4, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Phil Ho JUNG, In Gun KIM, Yong Joo JO, Ga Young AN
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Publication number: 20240210660Abstract: An optical imaging system includes a first lens having an image-side surface that is concave; a second lens having a refractive power; a third lens having an object-side surface that is convex; a fourth lens having an image-side surface that is concave; a fifth lens having a refractive power; and a sixth lens having a refractive power and an image-side surface having an inflection point, wherein the first lens through the sixth lens are sequentially disposed in numerical order from an object side of the optical imaging system toward an imaging plane of the optical imaging system, and the optical imaging system satisfies TL/(2Y)?1.01 and 1.2?tan ?, where TL is a distance from an object-side surface of the first lens to the imaging plane, 2Y is a diagonal length of the imaging plane, and ? is half a field of view of the optical imaging system.Type: ApplicationFiled: March 4, 2024Publication date: June 27, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Tae Youn LEE, Jae Hyun BAIK, Yong Joo JO, Phil Ho JUNG
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Patent number: 12019305Abstract: 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 arranged from an object side. At least two of the first lens, the second lens, the third lens, the fourth lens, the fifth lens, and the sixth lens include at least one inflection point. An object-side surface of the sixth lens is concave.Type: GrantFiled: May 3, 2021Date of Patent: June 25, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Phil Ho Jung, Jae Hyuk Huh
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Patent number: 12013519Abstract: A camera module includes a first lens group; a first optical path folding unit; a second lens group; and a second optical path folding unit. The first lens group, the first optical path folding unit, the second lens group, and the second optical path folding unit are sequentially disposed from an object side of the first lens group toward an imaging plane of the camera module. The first optical path folding unit includes a first fixed reflective member and a first movable reflective member configured to vary a length of an optical path between the first lens group and the second lens group, and the second optical path folding unit includes a second fixed reflective member and a second movable reflective member configured to vary a length of an optical path between the second lens group and an imaging plane.Type: GrantFiled: June 4, 2021Date of Patent: June 18, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Hag Chul Kim, Tae Yeon Lim, Phil Ho Jung, Yong Joo Jo
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Publication number: 20240176117Abstract: A lens, wherein a first profile in a first direction intersecting an optical axis and a second profile in a second direction intersecting the optical axis are different from each other, and a length of the first profile in the first direction is different from a length of the second profile in the second direction.Type: ApplicationFiled: February 5, 2024Publication date: May 30, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Jae Hyuk HUH, Yong Joo JO, Young Suk KANG, Phil Ho JUNG
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Publication number: 20240168267Abstract: An optical imaging system includes: a first lens group including a plurality of lenses; a second lens group including a plurality of lenses; a first reflecting member disposed on an object side of the first lens group; and a plurality of second reflecting members arranged between the second lens group and an image sensor. One or both of the first lens group and the second lens group is movable along an optical axis, an interval along the optical axis between the first lens group and the second lens group is varied between a first interval and a second interval smaller than the first interval, and as at least one of the first lens group and the second lens group is moved, one or more of the second reflecting members are moved.Type: ApplicationFiled: January 31, 2024Publication date: May 23, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Phil Ho JUNG, Yong Joo JO, Hag Chul KIM, Tae Yeon LIM
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Publication number: 20240134162Abstract: The present invention relates to a high resolution optical system. The optical system of the present invention includes, sequentially from an object side, a first lens having a positive refractive power and an object-side surface convex toward the object side; a second lens having a negative refractive power and an upwardly concave upper surface; a third lens having a positive refractive power; a fourth lens having a negative refractive power; a fifth lens having a positive refractive power and an upwardly convex upper surface; and a six lens having a negative refractive power and an upwardly concave upper surface.Type: ApplicationFiled: December 28, 2023Publication date: April 25, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Phil Ho JUNG, Il Yong PARK
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Publication number: 20240134171Abstract: An optical imaging system includes a first lens group having negative refractive power, a second lens group having positive refractive power, and a third lens group having negative refractive power, wherein the second lens group and the third lens group are configured to move in an optical axis direction to adjust a focal length and magnification, and the following conditional expression is satisfied, FNOt?3.6, where FNOt is an F value at a telephoto end of the optical imaging system.Type: ApplicationFiled: March 29, 2023Publication date: April 25, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Phil Ho JUNG, Tae Yeon LIM, Yong Joo JO
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Patent number: 11960145Abstract: 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; and a spacer disposed between the sixth and seventh lenses, wherein the optical imaging system satisfies 0.5<S6d/f<1.4, where S6d is an inner diameter of the spacer, f is an overall focal length of the optical imaging system, and S6d and f are expressed in a same unit of measurement.Type: GrantFiled: March 24, 2023Date of Patent: April 16, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Phil Ho Jung, In Gun Kim, Yong Joo Jo, Ga Young An
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Patent number: 11947089Abstract: An optical imaging system includes a first lens having an image-side surface that is concave; a second lens having a refractive power; a third lens having an object-side surface that is convex; a fourth lens having an image-side surface that is concave; a fifth lens having a refractive power; and a sixth lens having a refractive power and an image-side surface having an inflection point, wherein the first lens through the sixth lens are sequentially disposed in numerical order from an object side of the optical imaging system toward an imaging plane of the optical imaging system, and the optical imaging system satisfies TL/(2Y)?1.01 and 1.2?tan ?, where TL is a distance from an object-side surface of the first lens to the imaging plane, 2Y is a diagonal length of the imaging plane, and ? is half a field of view of the optical imaging system.Type: GrantFiled: March 6, 2023Date of Patent: April 2, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Tae Youn Lee, Jae Hyun Baik, Yong Joo Jo, Phil Ho Jung
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Publication number: 20240085665Abstract: 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 arranged from an object side. At least two of the first lens, the second lens, the third lens, the fourth lens, the fifth lens, and the sixth lens include at least one inflection point. An object-side surface of the sixth lens is concave.Type: ApplicationFiled: November 9, 2023Publication date: March 14, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Phil Ho JUNG, Jae Hyuk HUH
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Publication number: 20240085675Abstract: 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 arranged from an object side to an imaging plane. An object-side surface of the fourth lens is convex, an object-side surface of the fifth lens is concave, and an angle of view of the optical imaging system is 100 degrees or more.Type: ApplicationFiled: November 21, 2023Publication date: March 14, 2024Applicant: Samsung Electro-Mechanics Co., LtdInventor: Phil Ho JUNG
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Publication number: 20240085679Abstract: An imaging lens system includes a first lens having a positive refractive power, a second lens having a negative refractive power, a third lens having a positive refractive power, a fourth lens having a positive refractive power, a fifth lens having a negative refractive power, and a sixth lens having a positive refractive power. The F number of the system is 2.0 or less. The following Conditional Expression is satisfied: OAL/(Img HT)<1.50. In the expression, OAL represents a distance from an object-side surface of the first lens to an imaging plane, and Img HT represents a half of a diagonal length of the imaging plane.Type: ApplicationFiled: November 22, 2023Publication date: March 14, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventor: Phil Ho JUNG