Patents by Inventor Jung Seok Lee
Jung Seok Lee 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: 20130242422Abstract: A lens actuating module for realizing focus adjustment and optical zooming. The lens actuating module includes a rod which is disposed on one side of a lens barrel on which at least one lens is mounted, and has an axis direction corresponding to an optical axis direction of the lens barrel, a driving force transmission member which has a conjoining recess to be conjoined with an outside surface of the rod and has magnetism so as to be conjoined with the outside surface of the rod due to a magnetic force, and a piezoelectric actuator which is disposed on one side of the driving force transmission member in the optical axis direction to provide an axis direction driving force to the rod via the driving force transmission member.Type: ApplicationFiled: April 22, 2013Publication date: September 19, 2013Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTDInventors: Byung Hoon KANG, Sung Won Min, Jung Wook Hwang, Dong Kyun Lee, ki Mun Park, Jung Seok Lee, Won Seob Oh, Chuel Jin Park, Soo Cheol Lim, Byung Woo Kang
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Patent number: 8508872Abstract: Disclosed herein is a lens actuating module for realizing focus adjustment and optical zooming. The lens actuating module includes a rod which is disposed on one side of a lens barrel on which at least one lens is mounted, and has an axis direction corresponding to an optical axis direction of the lens barrel, a driving force transmission member which has a conjoining recess to be conjoined with an outside surface of the rod and has magnetism so as to be conjoined with the outside surface of the rod due to a magnetic force, and a piezoelectric actuator which is disposed on one side of the driving force transmission member in the optical axis direction to provide an axis direction driving force to the rod via the driving force transmission member.Type: GrantFiled: December 15, 2011Date of Patent: August 13, 2013Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Byung Hoon Kang, Sung Won Min, Jung Wook Hwang, Dong Kyun Lee, Ki Mun Paik, Jung Seok Lee, Won Seob Oh, Chuel Jin Park, Soo Cheol Lim, Byung Woo Kang
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Patent number: 8503106Abstract: There is provided a camera module. The camera module includes: a lens barrel including at least one lens; a housing receiving the lens barrel and having an opening in one surface thereof; an actuator driving the lens barrel through the opening; and a preload control part receiving the actuator therein and forming one surface of the housing by being coupled to the opening such that preload generated from the lens barrel and the actuator is controlled.Type: GrantFiled: November 12, 2010Date of Patent: August 6, 2013Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Hyun Phill Ko, Won Seob Oh, Jae Hyuk Park, Jung Seok Lee
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Patent number: 8446682Abstract: A camera module in accordance with an embodiment of the present invention includes a housing, a first shaft, which is disposed in a first axis direction and coupled to the housing in such a way that the other end part can be tilted against one end part, a moving guide, which is mounted on the first shaft in such a way that the moving guide can slide in the first axis direction, a second shaft, which is disposed in a second axis direction and supported by the housing in such a way that the second shaft can be tilted against the housing, a lens module, which is mounted on the second shaft in such a way that the lens module can slide in the second axis direction, and a driver, which moves the lens module in the first axis direction and the second axis direction.Type: GrantFiled: August 9, 2010Date of Patent: May 21, 2013Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Soo-Cheol Lim, Jung-Seok Lee, Byung-Woo Kang, Jae-Hyuk Park
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Publication number: 20120320467Abstract: Disclosed herein is an image photographing device capable of being auto-focused while moving a lens barrel in an optical axis direction. The image photographing device includes: a lens barrel having at least one lens; a housing receiving the lens barrel therein so that the lens barrel moves in an optical axis direction; and an impact reducing unit elastically supporting the lens barrel in the case in which the lens barrel deviates from a set movement range, thereby primarily damping the lens barrel before the lens barrel deviates from the movement range to collide with other components positioned at an outer side of the lens barrel.Type: ApplicationFiled: May 4, 2012Publication date: December 20, 2012Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jae Ho Baik, Jae Hyuk Lee, Yong Gyu Yoon, Jung Seok Lee, Myung Jin Lee
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Publication number: 20120169181Abstract: Disclosed herein is a piezoelectric actuator. According to the present invention, the manufacturing cost of the piezoelectric actuator can be reduced by simplifying the patterns of electrodes constituting the piezoelectric actuator, the piezoelectric actuator itself or an electronic product employing the piezoelectric actuator can be made smaller by using only planar simple translational movement of the piezoelectric actuator, and the piezoelectric actuator capable of independently performing linear translational movement in two directions on the plane can be provided.Type: ApplicationFiled: April 8, 2011Publication date: July 5, 2012Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Dong Kyun Lee, Jung Seok Lee, Chuel Jin Park, Won Seob Oh, Jung Wook Hwang, Ki Mun Paik
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Publication number: 20120154937Abstract: Disclosed herein is a lens actuating module for realizing focus adjustment and optical zooming. The lens actuating module includes a rod which is disposed on one side of a lens barrel on which at least one lens is mounted, and has an axis direction corresponding to an optical axis direction of the lens barrel, a driving force transmission member which has a conjoining recess to be conjoined with an outside surface of the rod and has magnetism so as to be conjoined with the outside surface of the rod due to a magnetic force, and a piezoelectric actuator which is disposed on one side of the driving force transmission member in the optical axis direction to provide an axis direction driving force to the rod via the driving force transmission member.Type: ApplicationFiled: December 15, 2011Publication date: June 21, 2012Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTDInventors: Byung Hoon KANG, Sung Won Min, Jung Wook Hwang, Dong Kyun Lee, Ki Mun Paik, Jung Seok Lee, Won Seob Oh, Chuel Jin Park, Soo Cheol Lim, Byung Woo Kang
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Publication number: 20120106936Abstract: Disclosed herein is an image photographing device having a function for compensating hand vibration. The image photographing device having a function for compensating hand vibration includes: an optical unit; a magnet combined with an outer peripheral surface of the optical unit; a housing inserted with the optical unit and the magnet and having coils disposed at a position corresponding to the magnet; suspension wires arranged at four corners of the optical unit, having the upper end portions and the lower end portions each combined with the optical unit and the housing to support the optical unit in a state floated from the bottom surface of the housing, and having a predetermined bending part formed at any point; a flexible printed circuit board surrounding the outer peripheral surface of the housing and applying current to the coils; and a substrate having the image sensor mounted on the top surface thereof and combined with the lower portion of the housing.Type: ApplicationFiled: September 7, 2011Publication date: May 3, 2012Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Soo Cheol Lim, Jung Seok Lee, Byung Woo Kang, Sang Min On, Young Bok Yoon, Seong Ho Kang
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Patent number: 8027107Abstract: Disclosed herein is a camera module. The camera module includes a lens barrel having at least one lens which brings an image of a subject into focus. A housing having a space for the lens barrel, and friction member formed in axially. A piezoelectric actuator provided in an outer circumferential surface of the lens barrel, and generating vibration when external voltage is applied to the piezoelectric actuator, with a through hole formed for having the friction member. An elastic member include the friction member, and inserted into the through hole of the piezoelectric actuator, and applying the vibrations to the friction member.Type: GrantFiled: October 20, 2009Date of Patent: September 27, 2011Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Jung Wook Hwang, Byung Hoon Kang, Jung Seok Lee, Dong Kyun Lee, Won Seob Oh, Jae Hyuk Park, Chuel Jin Park, Hyun Phill Ko, Soo Cheol Lim, Chul Yeub Han
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Publication number: 20110194199Abstract: A camera module in accordance with an embodiment of the present invention includes a housing, a first shaft, which is disposed in a first axis direction and coupled to the housing in such a way that the other end part can be tilted against one end part, a moving guide, which is mounted on the first shaft in such a way that the moving guide can slide in the first axis direction, a second shaft, which is disposed in a second axis direction and supported by the housing in such a way that the second shaft can be tilted against the housing, a lens module, which is mounted on the second shaft in such a way that the lens module can slide in the second axis direction, and a driver, which moves the lens module in the first axis direction and the second axis direction.Type: ApplicationFiled: August 9, 2010Publication date: August 11, 2011Inventors: Soo-Cheol LIM, Jung-Seok Lee, Byung-Woo Kang, Jae-Hyuk Park
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Patent number: 7969670Abstract: Provided is a lens driving module including a housing that has a lens barrel housing portion provided therein; a lens barrel that has a bearing contact portion and a guide portion formed on the outer circumferential surface thereof and is mounted in the lens barrel housing portion of the housing; a piezoelectric motor that is mounted in one outer corner of the housing, which corresponds to the guide portion of the lens barrel, among the outer corners of the housing, and provides a driving force to the lens barrel; and a power connection member that is bent so as to cover the piezoelectric motor and the outer circumferential surface of the housing and is coupled to the housing.Type: GrantFiled: September 12, 2008Date of Patent: June 28, 2011Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Yun Seok Woo, Burhanettin Koc, Jung Seok Lee, Hyun Phill Ko, Won Seob Oh
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Patent number: 7964945Abstract: A glass cap molding package includes a substrate with an external connection terminal formed on a peripheral region of a top surface; an image sensor mounted on the top surface of the substrate; a transparent member installed on an upper part of the image sensor; and a molding unit formed to seal the image sensor and the transparent member. The mold unit exposes the external connection terminal of the substrate to a lateral surface of the substrate. The glass cap molding package and a manufacturing method thereof and a camera module including the same reduce a manufacturing cost and improve productivity by manufacturing a small module in comparison with a conventional module and simplifying a process.Type: GrantFiled: August 20, 2008Date of Patent: June 21, 2011Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Jin Mun Ryu, Jung Seok Lee, Hyung Kyu Park, Bo Kyoung Kim, Yun Seok Woo, Jung Jin Kim
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Publication number: 20110122517Abstract: There is provided a camera module. The camera module includes: a lens barrel including at least one lens; a housing receiving the lens barrel and having an opening in one surface thereof; an actuator driving the lens barrel through the opening; and a preload control part receiving the actuator therein and forming one surface of the housing by being coupled to the opening such that preload generated from the lens barrel and the actuator is controlled.Type: ApplicationFiled: November 12, 2010Publication date: May 26, 2011Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hyun Phill Ko, Won Seob Oh, Jae Hyuk Park, Jung Seok Lee
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Publication number: 20110043933Abstract: Disclosed herein is a Lens moving MODULE. The Lens moving MODULE includes a lens barrel having at least one lens which brings an image of a subject into focus. A housing having a space for the lens barrel, and friction member formed in axially. A piezoelectric actuator provided in an outer circumferential surface of the lens barrel, and generating vibration when external voltage is applied to the piezoelectric actuator, with a through hole formed for having the friction member. An elastic member include the friction member, and inserted into the through hole of the piezoelectric actuator, and applying the vibrations to the friction member.Type: ApplicationFiled: October 20, 2009Publication date: February 24, 2011Inventors: Jung Wook Hwang, Byung Hoon Kang, Jung Seok Lee, Dong Kyun Lee, Won Seob Oh, Jae Hyuk Park, Chuel Jin Park, Hyun Phill Ko, Soo Cheol Lim, Chul Yeub Han
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Patent number: 7848120Abstract: A voltage-sourced High-Voltage Direct Current (HVDC) apparatus, which converts 3-phase AC voltage from a 3-phase AC power source into high voltage DC through a rectifier including switching elements, is provided. In the apparatus, a rectifier controller receives detected 3-phase currents, apparent power, and active power and generates D and Q-axis signals. A D/Q controller receives the signals and generates active power D-axis signal and apparent power Q-axis signal. A PWM unit generates PWM on/off signals for turning on/off the switching elements based on output signals from the D/Q controller. The D/Q controller includes a rotary converter to convert the D and Q-axis signals into AC signals and D and Q-axis order units coupled thereto, and generates the D and Q-axis signals through the order units. The PWM unit converts the D and Q-axis signals into 3-phase AC signals and compares them with 3-phase triangular waves to generate on/off signals for turning on/off the switching elements.Type: GrantFiled: February 4, 2009Date of Patent: December 7, 2010Assignee: Korea Electric Power CorporationInventors: Jung Seok Lee, Chan Ki Kim, Noh Hong Kwak, Jae Won Chang, Seok Jin Lee, Hyoung Bae Moon
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Patent number: 7839586Abstract: Provided is a lens driving module including a housing that has a lens barrel housing portion provided in the central portion thereof, the lens barrel housing portion having a bearing coupling portion and a guide coupling portion provided therein, and a through-hole formed in one corner thereof where the guide coupling portion is formed; a lens barrel that has a bearing contact portion and a guide portion formed on the outer circumferential surface thereof and is mounted in the lens barrel housing portion of the housing such that the bearing contact portion and the guide portion correspond to the bearing coupling portion and the guide coupling portion of the lens barrel housing portion, respectively; a piezoelectric motor that is mounted in the through-hole formed in one outer corner of the housing, which corresponds to the guide portion of the lens barrel, among the outer corners of the housing; a power connection member that is attached on the outer surface of the piezoelectric motor and of which only a predType: GrantFiled: September 10, 2008Date of Patent: November 23, 2010Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Yun Seok Woo, Burhanettin Koc, Jung Seok Lee, Hyun Phill Ko, Won Seob Oh
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Publication number: 20100177541Abstract: A voltage-sourced High-Voltage Direct Current (HVDC) apparatus, which converts 3-phase AC voltage from a 3-phase AC power source into high voltage DC through a rectifier including switching elements, is provided. In the apparatus, a rectifier controller receives detected 3-phase currents, apparent power, and active power and generates D and Q-axis signals. A D/Q controller receives the signals and generates active power D-axis signal and apparent power Q-axis signal. A PWM unit generates PWM on/off signals for turning on/off the switching elements based on output signals from the D/Q controller. The D/Q controller includes a rotary converter to convert the D and Q-axis signals into AC signals and D and Q-axis order units coupled thereto, and generates the D and Q-axis signals through the order units. The PWM unit converts the D and Q-axis signals into 3-phase AC signals and compares them with 3-phase triangular waves to generate on/off signals for turning on/off the switching elements.Type: ApplicationFiled: February 4, 2009Publication date: July 15, 2010Applicant: Korea Electric Power CorporationInventors: Jung Seok LEE, Chan Ki KIM, Noh Hong KWAK, Jae Won CHANG, Seok Jin LEE, Hyoung Bae MOON
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Patent number: 7663820Abstract: Provided is a position sensing device including a sensing unit that is mounted on one side of a lens barrel, which is inserted into a lens housing portion of a base so as to be vertically driven, and includes a light receiving section and a light emitting section which are provided to face each other; a driven grid that has a plurality of slits formed therein and is mounted on the lens barrel; and a fixed grid that has a plurality of slits formed therein and is fixed and coupled to the inside of the sensing unit.Type: GrantFiled: July 18, 2008Date of Patent: February 16, 2010Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Burhanettin Koc, Jung Seok Lee, Yun Seok Woo, Hyun Phill Ko
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Publication number: 20090284844Abstract: Provided is a position sensing device including a sensing unit that is mounted on one side of a lens barrel, which is inserted into a lens housing portion of a base so as to be vertically driven, and includes a light receiving section and a light emitting section which are provided to face each other; a driven grid that has a plurality of slits formed therein and is mounted on the lens barrel; and a fixed grid that has a plurality of slits formed therein and is fixed and coupled to the inside of the sensing unit.Type: ApplicationFiled: July 18, 2008Publication date: November 19, 2009Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Burhanettin Koc, Jung Seok Lee, Yun Seok Woo, Hyun Phill Ko
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Publication number: 20090268319Abstract: Provided is a lens driving module including a housing that has a lens barrel housing portion provided therein; a lens barrel that has a bearing contact portion and a guide portion formed on the outer circumferential surface thereof and is mounted in the lens barrel housing portion of the housing; a piezoelectric motor that is mounted in one outer corner of the housing, which corresponds to the guide portion of the lens barrel, among the outer corners of the housing, and provides a driving force to the lens barrel; and a power connection member that is bent so as to cover the piezoelectric motor and the outer circumferential surface of the housing and is coupled to the housing.Type: ApplicationFiled: September 12, 2008Publication date: October 29, 2009Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Yun Seok Woo, Burhanettin Koc, Jung Seok Lee, Hyun Phill Ko, Won Seob Oh