Patents by Inventor Hyun Phill Ko
Hyun Phill Ko 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: 10016179Abstract: A probe includes: a piezoelectric layer to generate ultrasonic waves, a backing layer to absorb ultrasonic waves generated at the piezoelectric layer and proceeding toward a rear, a reflective layer occupying an area smaller than an area of the piezoelectric layer and provided in between the piezoelectric layer and the backing layer to amplify the ultrasonic waves generated at the piezoelectric layer, and a lens layer to focus the ultrasonic waves proceeding toward a front of the piezoelectric layer at a certain point.Type: GrantFiled: August 21, 2015Date of Patent: July 10, 2018Assignee: Samsung Medison Co., Ltd.Inventors: Jong-Sun Ko, Ki Soo Kim, Hyun Phill Ko, Yong Jae Kim, Saidmurod Akramov, Jong Mok Lee
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Patent number: 9858911Abstract: The present disclosure provides a transducer support, ultrasound probe, and ultrasound imaging apparatus. The ultrasound transducer support includes a first layer having first areas in which heat transfer materials are arranged and second areas in which sound absorbent materials are arranged, the first and second areas being arranged alternately; and a second layer having third areas located below the first areas in which sound absorbent materials are arranged and fourth areas located below the second areas in which heat transfer materials are arranged.Type: GrantFiled: October 10, 2014Date of Patent: January 2, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Chang Yeon Won, Hyun Phill Ko, Sung Ki Kim, Jeong Mln Na, Jae Moon Jo
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Patent number: 9841404Abstract: Disclosed herein is a probe including: an acoustic module including a piezoelectric layer configured to generate ultrasonic waves, a matching layer configured to reduce a difference in acoustic impedance between the piezoelectric layer and an object, and a backing layer configured to absorb ultrasonic waves generated by the piezoelectric layer and transmitted backward from the piezoelectric layer; a plurality of attenuation layers provided at both edges of the upper surface of the acoustic module, and configured to attenuate ultrasonic waves generated by the acoustic module; and a lens layer disposed to cover the upper surfaces of the attenuation layers, and configured to focus ultrasonic waves transmitted forward from the piezoelectric layer at a predetermined point.Type: GrantFiled: June 24, 2015Date of Patent: December 12, 2017Assignee: SAMSUNG MEDISON CO., LTD.Inventors: Jong-Sun Ko, Hyun Phill Ko, Ki Soo Kim, Yong Jae Kim, Jong Mok Lee
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Patent number: 9408589Abstract: An ultrasonic transducer, an ultrasonic probe, and an ultrasound image diagnosis apparatus include a plurality of piezoelectric elements arranged in at least one column; individual electrodes provided on at least one surface of top and bottom surfaces of each of the piezoelectric elements; side electrodes extending toward one side surfaces of the piezoelectric elements from the individual electrodes; and a side electrode substrate including wiring lines that are bonded to the one side surfaces of the piezoelectric elements and are electrically connected to the side electrodes, respectively.Type: GrantFiled: December 7, 2012Date of Patent: August 9, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun-phill Ko, Jong-mock Lee
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Publication number: 20160187298Abstract: Disclosed herein is a probe including: an acoustic module including a piezoelectric layer configured to generate ultrasonic waves, a matching layer configured to reduce a difference in acoustic impedance between the piezoelectric layer and an object, and a backing layer configured to absorb ultrasonic waves generated by the piezoelectric layer and transmitted backward from the piezoelectric layer; a plurality of attenuation layers provided at both edges of the upper surface of the acoustic module, and configured to attenuate ultrasonic waves generated by the acoustic module; and a lens layer disposed to cover the upper surfaces of the attenuation layers, and configured to focus ultrasonic waves transmitted forward from the piezoelectric layer at a predetermined point.Type: ApplicationFiled: June 24, 2015Publication date: June 30, 2016Inventors: Jong-Sun KO, Hyun Phill KO, Ki Soo KIM, Yong Jae KIM, Jong Mok LEE
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Publication number: 20160183916Abstract: A probe includes: a piezoelectric layer to generate ultrasonic waves, a backing layer to absorb ultrasonic waves generated at the piezoelectric layer and proceeding toward a rear, a reflective layer occupying an area smaller than an area of the piezoelectric layer and provided in between the piezoelectric layer and the backing layer to amplify the ultrasonic waves generated at the piezoelectric layer, and a lens layer to focus the ultrasonic waves proceeding toward a front of the piezoelectric layer at a certain point.Type: ApplicationFiled: August 21, 2015Publication date: June 30, 2016Inventors: Jong-Sun KO, Ki Soo KIM, Hyun Phill KO, Yong Jae KIM, Saidmurod AKRAMOV, Jong Mok LEE
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Patent number: 9219220Abstract: An ultrasonic transducer, an ultrasonic probe, and an image diagnosis apparatus perform an ultrasonic procedure. The ultrasonic transducer includes: a piezoelectric layer; an acoustic matching layer disposed on an upper surface of the piezoelectric layer; and a plurality of back efficiency layers that are disposed on a lower surface of the piezoelectric layer and have different acoustic impedances. The sensitivity, bandwidth, and pulse length of the ultrasonic transducer may be controlled by appropriately changing acoustic impedances and thicknesses of the back efficiency layers.Type: GrantFiled: November 29, 2012Date of Patent: December 22, 2015Assignee: Samsung Electronics Co., Ltd.Inventors: Hyun-phill Ko, Dong-hyun Kim
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Publication number: 20150194143Abstract: The present disclosure provides a transducer support, ultrasound probe, and ultrasound imaging apparatus. The ultrasound transducer support includes a first layer having first areas in which heat transfer materials are arranged and second areas in which sound absorbent materials are arranged, the first and second areas being arranged alternately; and a second layer having third areas located below the first areas in which sound absorbent materials are arranged and fourth areas located below the second areas in which heat transfer materials are arranged.Type: ApplicationFiled: October 10, 2014Publication date: July 9, 2015Inventors: Chang Yeon WON, Hyun Phill Ko, Sung Ki Kim, Jeong Mln Na, Jae Moon Jo
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Patent number: 9061319Abstract: Disclosed herein is an ultrasound probe including a plurality of piezoelectric elements forming a laminate, a plurality of internal electrodes formed at the lamination interface, an external electrode formed on the front or the rear surface of the laminate. The ultrasound probe includes a plurality of piezoelectric elements forming a laminate, a plurality of internal electrodes interposed among the piezoelectric elements, and an external electrode formed on the front or rear surface of the laminate, wherein the external electrode includes a first external electrode and a second external electrode disposed to have a space therebetween.Type: GrantFiled: February 1, 2012Date of Patent: June 23, 2015Assignee: Samsung Electronics Co., Ltd.Inventor: Hyun Phill Ko
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Publication number: 20130281857Abstract: An ultrasonic transducer, an ultrasonic probe, and an ultrasound image diagnosis apparatus include a plurality of piezoelectric elements arranged in at least one column; individual electrodes provided on at least one surface of top and bottom surfaces of each of the piezoelectric elements; side electrodes extending toward one side surfaces of the piezoelectric elements from the individual electrodes; and a side electrode substrate including wiring lines that are bonded to the one side surfaces of the piezoelectric elements and are electrically connected to the side electrodes, respectively.Type: ApplicationFiled: December 7, 2012Publication date: October 24, 2013Applicant: Samsung Electronics Co., Ltd.Inventors: Hyun-phill KO, Jong-mock Lee
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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: 8405921Abstract: Disclosed herein are a piezo actuator and a lens actuating module using the piezo actuator. The lens actuating module includes a housing having an accommodating space. A lens barrel is accommodated in the accommodating space. A preload unit includes a locking part locked to the outer circumference of the lens barrel and preload parts extending from both edges of the locking part outwards relative to the lens barrel. A piezo actuator is interposed between the preload parts and supported at a side thereof by force of the preload parts, the side being bent and deformed inwards and outwards, thus applying force for actuating the lens barrel in a direction of an optical axis to the preload unit. The piezo actuator which is simple in structure and assembling process and has improved actuating reliability and the lens actuating module using the piezo actuator are achieved.Type: GrantFiled: October 30, 2009Date of Patent: March 26, 2013Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Hyun Phill Ko, Won Seob Oh, Jae Hyuk Park
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Publication number: 20120206021Abstract: Disclosed herein is an ultrasound probe including a plurality of piezoelectric elements forming a laminate, a plurality of internal electrodes formed at the lamination interface, an external electrode formed on the front or the rear surface of the laminate. The ultrasound probe includes a plurality of piezoelectric elements forming a laminate, a plurality of internal electrodes interposed among the piezoelectric elements, and an external electrode formed on the front or rear surface of the laminate, wherein the external electrode includes a first external electrode and a second external electrode disposed to have a space therebetween.Type: ApplicationFiled: February 1, 2012Publication date: August 16, 2012Applicant: Samsung Electronics Co., LTD.Inventor: Hyun Phill KO
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Patent number: 8159762Abstract: A lens actuating module. The module includes a housing and a lens barrel. received in an accommodating space of the housing and having a lens therein. A driving unit applies a driving force to the lens barrel such that the barrel can be moved up in an optical axis direction by a pulling force of contraction of an SMA (shape memory alloy) wire fixed to the housing. A rotary member is interposed between the housing and the lens barrel. A preload unit pulls the lens barrel in the optical axis direction such that the lens barrel can move down to an original position, and pulls the lens barrel in a direction perpendicular to the optical axis to maintain a contact of the lens barrel with the rotary member. The lens barrel is moved by the contracted or extended amount of the SMA wire, thus realizing a simple structure and miniaturization.Type: GrantFiled: January 8, 2010Date of Patent: April 17, 2012Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Soo Cheol Lim, Byung Hoon Kang, Chul Yeub Han, Jung Wook Hwang, Hyun Phill Ko, Jae Hyuk Park
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Patent number: 8116018Abstract: Disclosed herein is a lens actuating module. The module includes a housing having an accommodating space and a bush guide. A lens barrel is accommodated in the accommodating space and includes a lens and a barrel hook. A driving unit applies a driving force to a bush such that it is moved up in the direction of the optical axis, by pulling force of contraction of a shape memory alloy wire. The bush is guided by the bush guide and engages with the barrel hook. A rotary member is interposed between the housing and the lens barrel. A preload unit pulls the lens barrel in the direction of the optical axis such that the lens barrel moves down to an original position, and pulls the lens barrel in a direction perpendicular to the optical axis to maintain a contact of the lens barrel with the rotary member.Type: GrantFiled: October 30, 2009Date of Patent: February 14, 2012Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Jae Hyuk Park, Byung Hoon Kang, Chul Yeub Han, Jung Wook Hwang, Hyun Phill Ko, Soo Cheol Lim
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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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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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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: 20110101825Abstract: Disclosed herein is a piezoelectric motor. The piezoelectric motor includes a piezoelectric vibrating body, a dummy piezoelectric sheet layer and a contact member. The piezoelectric vibrating body is configured such that piezoelectric sheets on which electrode patterns are printed are stacked on one on another. The dummy piezoelectric sheet layer is provided on the piezoelectric vibrating body. The contact member is provided on the outer surface of the dummy piezoelectric sheet layer. The contact member transmits vibrations generated from the piezoelectric vibrating body to the outside. Therefore, the piezoelectric motor can minimize a problem in which vibration characteristics vary attributable to contact between a contact member and an electrode pattern of a piezoelectric vibrating body.Type: ApplicationFiled: December 18, 2009Publication date: May 5, 2011Inventors: Jung Wook Hwang, Gui Youn Lee, Jung Seok, Hyun Phill Ko
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Publication number: 20110091193Abstract: A lens actuating module. The module includes a housing and a lens barrel. received in an accommodating space of the housing and having a lens therein. A driving unit applies a driving force to the lens barrel such that the barrel can be moved up in an optical axis direction by a pulling force of contraction of an SMA (shape memory alloy) wire fixed to the housing. A rotary member is interposed between the housing and the lens barrel. A preload unit pulls the lens barrel in the optical axis direction such that the lens barrel can move down to an original position, and pulls the lens barrel in a direction to perpendicular to the optical axis to maintain a contact of the lens barrel with the rotary member. The lens barrel is moved by the contracted or extended amount of the SMA wire, thus realizing a simple structure and miniaturization.Type: ApplicationFiled: January 8, 2010Publication date: April 21, 2011Inventors: Soo Cheol LIM, Byung Hoon Kang, Chul Yeub Han, Jung Wook Hwang, Hyun Phill Ko, Jae Hyuk Park