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公开(公告)号：US10078160B2
公开(公告)日：2018-09-18
申请号：US14503559
申请日：2014-10-01
Applicant: Samsung Electronics Co., Ltd.
Inventor： Eun-sung Lee , Woon-bae Kim , Seung-wan Lee , Jong-hyeon Chang , Min-seog Choi
CPC classification number: G02B3/14 , G02B26/005
Abstract: A variable liquid lens system is provided. The variable liquid lens system includes a lens barrel comprising a wall and first and second ends, wherein the first and second ends are substantially transparent, at least one liquid lens disposed in the lens barrel and contacting the wall, the at least one liquid lens comprising a droplet, and a plurality of spaces containing fluid positioned on opposite sides of the at least one liquid lens inside the lens barrel. A plurality of first holes are provided in the wall at a position corresponding to the plurality of spaces. The at least one liquid lens is configured so that a position of the at least one liquid lens within the lens barrel is adjustable by adjusting amounts of the fluid contained in the plurality of spaces via the plurality of first holes.
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公开(公告)号：US09880381B2
公开(公告)日：2018-01-30
申请号：US14446849
申请日：2014-07-30
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Woon-bae Kim , Seung-wan Lee , Eun-sung Lee , Min-seog Choi
CPC classification number: G02B26/103 , A61B5/0066 , A61B5/0095 , G02B3/14 , G02B15/00
Abstract: A varifocal-type optical scanning probe including an optical fiber scanner and a varifocal lens is provided. The varifocal lens includes: a first membrane lens comprising a first lens surface with a variable curvature and a first pressure surface configured to induce a curvature variation of the first lens surface; a second membrane lens including a second lens surface with a variable curvature and a second pressure surface configured to induce a curvature variation of the second lens surface; a first pressure member disposed to apply a pressure to the first pressure surface; a second pressure member disposed to apply a pressure to the second pressure surface; and a motor configured to transmit a driving force to at least one of the first pressure member and the second pressure member.
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公开(公告)号：US09936865B2
公开(公告)日：2018-04-10
申请号：US14513448
申请日：2014-10-14
Inventor： Min-seog Choi , Ki-Hun Jeong , Hyeon-Cheol Park , Seun-wan Lee
CPC classification number: A61B1/07 , A61B1/00172 , A61B5/0066 , A61B5/0095 , A61B5/6873 , G02B23/26 , G02B26/103
Abstract: Fiber scanning optical probes and medical imaging apparatuses including the same are provided. The fiber scanning optical probe includes an optical fiber; an actuator attached onto the optical fiber and configured to drive the optical fiber at a driving resonance frequency; a mass provided at a side of the optical fiber and configured to control the driving resonance frequency; and a frequency separator provided on a portion of the optical fiber between the actuator and the mass, the frequency separator being configured to separate the driving resonance frequency into separate resonance frequencies.
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公开(公告)号：US09717416B2
公开(公告)日：2017-08-01
申请号：US14105282
申请日：2013-12-13
Applicant: Samsung Electronics Co., Ltd.
Inventor： Seung-wan Lee , Eun-sung Lee , Jong-hyeon Chang , Kyu-dong Jung , Min-seog Choi
IPC: A61B5/00
CPC classification number: A61B5/0064
Abstract: Exemplary embodiments disclose an optical zoom probe including an aperture adjuster configured to adjust an aperture in which light transmitted by a light transmitter passes, a focus adjuster configured to focus the light passed through the aperture and adjust a focal length to an ultra-close location and a close location, and a filter which includes a center region in which incident light passes without change, and a filter region which surrounds the center region and increases a depth of focus (DOF) of light that is focused on the ultra-close location.
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公开(公告)号：US10349835B2
公开(公告)日：2019-07-16
申请号：US14475072
申请日：2014-09-02
Applicant: Samsung Electronics Co., Ltd.
Inventor： Seung-wan Lee , Woon-bae Kim , Eun-sung Lee , Jong-hyeon Chang , Min-seog Choi , Hyun Choi
Abstract: Provided are an optical switch, an optical probe including the optical switch, and a medical imaging apparatus including the optical probe. The optical probe includes a probe body that is configured to be insertable into a body cavity, and an optical switch that is disposed in the probe body and includes a first region formed of a material having a first refractive index, and a second region that forms an interface with the first region and is configured to have a fluid is introduced into the second region, wherein the optical switch is configured to change a path of propagation of incident light according to a second refractive index of the second region.
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Patent Agency Ranking
公开(公告)号：US09529241B2
公开(公告)日：2016-12-27
申请号：US13855288
申请日：2013-04-02
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Jong-hyeon Chang , Woon-bae Kim , Seung-wan Lee , Eun-sung Lee , Kyu-dong Jung , Min-seog Choi
CPC classification number: G02F1/167 , G02B3/14 , G02B5/005 , G02B26/005
Abstract: A microfluidic device and a method of controlling a fluid included in the microfluidic device. The microfluidic device includes: a chamber; a first fluid that is disposed in the chamber and in which a hygroscopic material is dissolved; a second fluid that is disposed in the chamber and is immiscible with the first fluid; and an electrode portion provide in the chamber and is configured to form an electrical field in the chamber when a voltage is applied to the electrode portion, wherein an interface between the first and second fluids is varied according to the electrical field.
Abstract translation: 微流体装置和控制包括在微流体装置中的流体的方法。 微流体装置包括：腔室; 设置在所述室中并且其中吸湿材料溶解的第一流体; 第二流体，其设置在所述室中并与所述第一流体不混溶; 并且电极部分提供在腔室中并且被配置为当电压施加到电极部分时在腔室中形成电场，其中第一和第二流体之间的界面根据电场而变化。
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公开(公告)号：US09151945B2
公开(公告)日：2015-10-06
申请号：US14474991
申请日：2014-09-02
Applicant: Samsung Electronics Co., Ltd.
Inventor： Jong-hyeon Chang , Woon-bae Kim , Seung-wan Lee , Eun-sung Lee , Min-seog Choi
CPC classification number: G02B26/004 , G02B26/005 , G03B9/02 , H04N5/2354 , H04N5/238
Abstract: Provided are a micro electric liquid device and an apparatus including the device. The micro electric liquid device includes a first fluid that is opaque, a second fluid that is transparent a first channel configured to have the first and second fluid flow therein without mixing, a second channel overlapped and spaced apart from the first channel, wherein the second channel is configured to have the first and second fluids flow therein, and a connection part connecting the first and second channels, wherein an aperture is adjusted by a positional change of an interface between the first and second fluids in the first and second channels, and wherein the second channel includes a first sub channel configured to have the first and second fluids flow therein and having a non-uniform height and a second sub channel configured to have the second fluid to flow therein and having a uniform height.
Abstract translation: 提供了一种微电液装置和包括该装置的装置。 所述微电液体装置包括不透明的第一流体，透明的第二流体，所述第一流体被构造成使得所述第一和第二流体在其中不混合地流动，第二通道与所述第一通道重叠并间隔开，其中所述第二流体 通道被配置成使第一和第二流体流入其中，以及连接部分，其连接第一和第二通道，其中通过第一和第二通道中的第一和第二流体之间的界面的位置变化来调整孔径，以及 其中所述第二通道包括构造成使所述第一和第二流体在其中流动并具有不均匀高度的第一子通道，以及构造成使所述第二流体在其中流动并且具有均匀高度的第二子通道。
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公开(公告)号：US09726879B2
公开(公告)日：2017-08-08
申请号：US14190844
申请日：2014-02-26
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Eun-sung Lee , Seung-wan Lee , Jong-hyeon Chang , Kyu-dong Jung , Min-seog Choi
CPC classification number: G02B26/004 , G03B9/02 , H04N5/238
Abstract: The variable liquid device includes: a chamber including a channel, in which a fluid flows, having an inconsistent height in at least a part of the channel; a first fluid filled in the chamber and formed of a non-transmissive material; and a second fluid filled in the chamber and formed of a light transmittable material that does not mix with the first fluid, wherein an aperture, through which light is transmitted, is adjusted according to a variation of an interface between the first fluid and the second fluid.
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公开(公告)号：US09638839B2
公开(公告)日：2017-05-02
申请号：US14550192
申请日：2014-11-21
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Eun-sung Lee , Woon-bae Kim , Seung-wan Lee , Jong-hyeon Chang , Min-seog Choi
CPC classification number: G02B3/14 , G02B7/04 , G02B7/102 , G02B23/2438 , Y10T29/49002
Abstract: An optical zoom probe is disclosed. The optical zoom probe includes: at least one liquid lens having a focus which is configured to be adjusted according to a flow of a fluid through a flow path; and a barrel provided to form the flow path and including a narrowed first end part including a first opening through which an image is captured, the at least one liquid lens being provided inside the barrel.
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公开(公告)号：US10048055B2
公开(公告)日：2018-08-14
申请号：US13737370
申请日：2013-01-09
Inventor： Jae-guyn Lim , Hyun Choi , Min-seog Choi , Won-he Choe , Seong-deok Lee , Woo-young Jang , Beop-min Kim , Hyun-woo Jeong
Abstract: An optical probe for irradiating light onto a subject includes an optical path control unit configured to receive light from outside the optical probe, and change a path of the light within the optical probe; an optical path length control element configured to receive the light having the changed path from the optical path control unit, and change an optical path length of the light as the optical path control unit changes the path of the light; and an optical output unit configured to receive the light having the changed optical path length from the optical path length control element, and output the light.
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