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公开(公告)号：US10459165B2
公开(公告)日：2019-10-29
申请号：US15866697
申请日：2018-01-10
Inventor： Won Bae Kwon , Jong Jin Lee , Eun Kyu Kang , Jeong Eun Kim , Soo Yong Jung
Abstract: The present invention relates to an optical module, and more specifically, to an optical module which allows an optical coupling loss of an optical signal to be minimized and a frequency bandwidth thereof to be maximized. The optical module according to an embodiment of the present invention includes: a circuit substrate; an electronic element mounted on one surface of the circuit substrate; an optical element mounted on another surface perpendicular to the one surface of the circuit substrate; a capacitor mounted between the electronic element and the optical element; and an optical waveguide array on which an optical waveguide is disposed.
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公开(公告)号：US10444448B2
公开(公告)日：2019-10-15
申请号：US16042969
申请日：2018-07-23
Inventor： Soo Yong Jung , Jong Jin Lee , Eun Kyu Kang , Won Bae Kwon , Jeong Eun Kim
IPC: G02B6/42
Abstract: Provided are an optical module platform structure and a method of manufacturing the same. The optical module platform structure includes an optical module platform substrate, a light source device mounted on a light source mount attached on one upper side of the optical module platform substrate, a waveguide spaced apart from the light source device by a certain interval and mounted on a waveguide mount attached on the optical module platform substrate, a lens mount fixed between the light source mount and the waveguide mount, and a lens fixed to a top of the lens mount. Therefore, optical coupling efficiency between a light source and a waveguide is maximized by applying a lens mount, and an optical alignment error is minimized.
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公开(公告)号：US09829660B2
公开(公告)日：2017-11-28
申请号：US15210476
申请日：2016-07-14
Inventor： Jong Jin Lee , Kwon-Seob Lim , Dae Seon Kim , Sun-Goo Lee
IPC: G02B6/42
CPC classification number: G02B6/4244 , G02B6/4204 , G02B6/4239 , G02B6/424 , G02B6/4245 , G02B6/425
Abstract: There is provided an optical module. The optical module includes a light source, a wave guide to which beam output from the light source is input, a lens system configured to optically combining the light source and the wave guide, a first lens mount positioned between the light source and the lens system in an optical axis of the light source, a first adhesive configured to fix the lens system to the first lens mount, a second lens mount positioned between the wave guide and the lens system in the optical axis of the light source, and a second adhesive configured to fix the lens system to the second lens mount. Therefore, it is possible to precisely align light, to manufacture the optical module with small expenses, and to simplify processes and equipment.
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公开(公告)号：US09759878B2
公开(公告)日：2017-09-12
申请号：US14835134
申请日：2015-08-25
Inventor： Jong Jin Lee
CPC classification number: G02B6/4274 , G02B6/4245 , G02B6/4249 , G02B6/428 , G02B6/4281
Abstract: An optical module includes: a circuit board having a surface in which an electronic element is mounted; an optical waveguide array in which a plurality of optical waveguides are formed; an optical element in which an optical signal that is transmitted and received from and to the optical waveguide is input and that is mounted at a side surface of the circuit board; and a connection member that connects the optical element and the electronic element, wherein a connection portion of a side surface of the circuit board in which the connection member is received has a curved shape.
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公开(公告)号：US20190025517A1
公开(公告)日：2019-01-24
申请号：US15866697
申请日：2018-01-10
Inventor： Won Bae KWON , Jong Jin Lee , Eun Kyu Kang , Jeong Eun Kim , Soo Yong Jung
Abstract: The present invention relates to an optical module, and more specifically, to an optical module which allows an optical coupling loss of an optical signal to be minimized and a frequency bandwidth thereof to be maximized. The optical module according to an embodiment of the present invention includes: a circuit substrate; an electronic element mounted on one surface of the circuit substrate; an optical element mounted on another surface perpendicular to the one surface of the circuit substrate; a capacitor mounted between the electronic element and the optical element; and an optical waveguide array on which an optical waveguide is disposed.
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Patent Agency Ranking
公开(公告)号：US09906301B2
公开(公告)日：2018-02-27
申请号：US15209399
申请日：2016-07-13
Inventor： Soo Yong Jung , Jong Jin Lee , Hyun Seo Kang , Sei Hyoung Lee , Hee Seung Kim
CPC classification number: H04B10/2503 , H04B10/40 , H04B10/43 , H04B10/503
Abstract: Provided herein is a single module bi-directional optical transmitting and receiving system including a transmitter transmitting an optical signal by converting a down-signal, and obtaining an up-signal by converting y the optical signal that is received, and a receiver transmitting the optical signal by converting the up-signal, and obtaining the down-signal by converting the optical signal that is received, wherein the transmitter and the receiver include a single optical transmitting module including a monitor receiving module, transmit the optical signal through the single optical transmitting module, and receive the optical signal through the monitor receiving module.
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公开(公告)号：US12189194B2
公开(公告)日：2025-01-07
申请号：US17862930
申请日：2022-07-12
Inventor： Won Bae Kwon , Jong Jin Lee , Eun Kyu Kang , Soo Yong Jung , Hae Chung Kang , Sang Jin Kwon , Dae Seon Kim
Abstract: An optical receiver sub-assembly is provided, which includes a substrate, an optical waveguide device mounted on the substrate to transfer ray incident from a ray source, and a photodetector mounted on the substrate and disposed under a vertical cross-sectional surface of the optical waveguide device, wherein the ray is sequentially reflected and refracted by an upper slope surface and a lower slope surface provided in the vertical cross-sectional surface and is vertically incident on an active area of the photodetector.
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公开(公告)号：US12021563B2
公开(公告)日：2024-06-25
申请号：US17851148
申请日：2022-06-28
Inventor： Hae Chung Kang , Eun Kyu Kang , Jong Jin Lee , Sang Jin Kwon , Won Bae Kwon , Dae Seon Kim , Dae Woong Moon , Soo Yong Jung , Gye Sul Cho
CPC classification number: H04B10/5053 , G02B6/32 , G02B6/4206 , G02B6/4212 , G02B6/4239 , H04B10/25 , H04B10/50 , H04B10/503
Abstract: A highly integrated multi-channel optical module is provided. The optical module includes an optical source device mounted on a substrate by an optical source mount unit, a waveguide mounted on the substrate by a waveguide mount unit, a lens mount unit disposed between the optical source device and the waveguide and mounted on the substrate, and a lens unit fixed to the lens mount unit by an adhesive cured by ultraviolet (UV) parallel light, wherein a light path of the UV parallel light is formed in the lens mount unit by a reflector attached on a side surface of the lens mount unit, and the UV parallel light moves along the light path and cures the adhesive coated on an upper portion of the lens mount unit facing a lower end portion of the lens unit.
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公开(公告)号：US11239222B2
公开(公告)日：2022-02-01
申请号：US17081536
申请日：2020-10-27
Inventor： Eun Kyu Kang , Jong Jin Lee , Sang Jin Kwon , Won Bae Kwon , Dae Seon Kim , Soo Yong Jung
Abstract: Provided is a cooled optical transmission module device including a silicon wafer having a plurality of platform mounting grooves, each of which serves as a space for mounting in which an optical transmission platform therein, a thermoelectric cooler bonded to the platform mounting groove to transfer heat to outside, the optical transmission platform provided on the thermoelectric cooler and configured to output an optical signal by generating and reflecting the optical signal, a dielectric sub-mount bonded to the platform mounting groove of the silicon wafer and electrically connected to the mounted optical transmission platform, and a cover configured to cover the platform mounting groove of the silicon wafer and seal the platform mounting groove while providing an electric path.
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公开(公告)号：US10459177B2
公开(公告)日：2019-10-29
申请号：US15807784
申请日：2017-11-09
Inventor： Jeong Eun Kim , Jong Jin Lee , Eun Kyu Kang , Won Bae Kwon , Soo Yong Jung
Abstract: Provided are an optical alignment device applied to an assembly process of an optical transmitter and an optical receiver that include multi-channel optical elements and optical waveguide elements for optical communication, and an optical alignment method thereof. The optical alignment device includes an element fixing case with a mounting space formed thereinside and an element insertion hole communicating with the mounting space formed at an upper side thereof, and a light source mounted in the mounting space of the element fixing case and configured to emit light toward a lower side of an optical element or an optical waveguide element which is inserted into the element insertion hole to check a position of a core.
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