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1
US2021050909A1
REPEATER AND OPERATING METHOD THEREOF
Publication/Patent Number: US2021050909A1 Publication Date: 2021-02-18 Application Number: 16/991,564 Filing Date: 2020-08-12 Inventor: Kwon, Nagwon   Kim, Hyunchae   Kim, Chonghoon   Hong, Seungmo   Im, Sungbin   Assignee: SOLiD, INC.   FOUNDATION OF SOONGSIL UNIVERSITY-INDUSTRY COOPERATION   IPC: H04B7/155 Abstract: A method of operating a repeater comprises selecting some of adaptive filter coefficients among a plurality of adaptive filter coefficients of an adaptive filter used for interference cancellation, based on the size of a coefficient, generating a predicted interference signal using the selected adaptive filter coefficients and generating an interference-canceled communication signal from a received signal using the generated predicted interference signal.
2
KR20190137396A
Construction method pattern of the column using paperboard tube
Publication/Patent Number: KR20190137396A Publication Date: 2019-12-11 Application Number: 20180063516 Filing Date: 2018-06-01 Inventor: Hong, Seungmo   Assignee: SAN YOUNG PAPER TUBE INDUSTRY   IPC: E04G13/02 Abstract: 본 발명은 지관 거푸집을 이용한 기둥의 문양 시공방법에 관한 것으로, 더욱 상세하게는 지관 거푸집의 내주면에 부착하는 문양필름을 에어튜브의 팽창력를 이용하여 긴밀히 밀착시키면서 가열된 공기를 공급하여 열융착시키는 방법으로 기둥의 직경에 관계없이 문양필름을 지관 거푸집의 내주면에 간편하게 부착하고 콘크리트를 타설하여 기둥에 문양을 시공할 수 있게 한 지관 거푸집을 이용한 기둥의 문양 시공방법에 관한 것이다.
3
JP6567710B2
POLYMERIZABLE COMPOSITIONS FOR PLASTIC LENS AND METHOD OF PREPARING PLASTIC LENS USING THE SAME
Publication/Patent Number: JP6567710B2 Publication Date: 2019-08-28 Application Number: 2018017146 Filing Date: 2018-02-02 Inventor: Myung, Jung Hwan   Hong, Seungmo   Shin, Junghwan   Assignee: SKC CO LTD   IPC: G02B1/04 Abstract: PROBLEM TO BE SOLVED: To provide polymerizable compositions for a plastic lens and a method of preparing a polythiourethane-based plastic lens using the same.SOLUTION: A polymerizable composition for a plastic lens comprises a nonhalogenated tin-based catalyst and a diketone compound as a low-temperature reaction rate controlling agent. Accordingly, the polymerizable composition has a more stable pot life so that the polymerization rate can be appropriately controlled thereby improving the reactivity and the workability, and so that the generation of bubbles are prevented thereby improving the transparency of the resin.SELECTED DRAWING: Figure 1
4
JP2019073706A
POLYMERIZABLE COMPOSITION FOR PLASTIC LENS
Publication/Patent Number: JP2019073706A Publication Date: 2019-05-16 Application Number: 2018195722 Filing Date: 2018-10-17 Inventor: Myung, Jung Hwan   Hong, Seungmo   Shin, Junghwan   Assignee: SKC CO LTD   IPC: C08G18/52 Abstract: To provide a polymerizable composition for a plastic lens.SOLUTION: A polymerizable composition for a plastic lens according to an embodiment comprises a diketone compound for the purpose of controlling the strong activity of a halogenated tin-based catalyst. Further, the polymerizable composition is preliminarily polymerized at a low temperature of 5 to 20°C for a certain period of time, specifically 1 to 20 hours. Since it is possible to stabilize the reaction rate of the composition and to properly control the viscosity of the composition, a more stable pot life is attained, thereby improving the workability. In addition, the generation of bubbles is prevented, thereby improving the transparency of the resin. Therefore, the polymerizable composition can be advantageously used for producing various plastic lenses such as spectacle lenses and camera lenses.SELECTED DRAWING: Figure 1
5
JP6563534B2
POLYTHIOL COMPOSITION FOR PLASTIC LENS
Publication/Patent Number: JP6563534B2 Publication Date: 2019-08-21 Application Number: 2018017148 Filing Date: 2018-02-02 Inventor: Hong, Seungmo   Shin, Junghwan   Shim, Jongmin   Assignee: SKC CO LTD   IPC: G02B1/04 Abstract: PROBLEM TO BE SOLVED: To provide a polythiol composition for plastic lens having high transparency being an advantage of a glass lens while keeping an advantage of a polythiourethane-based plastic lens.SOLUTION: A polythiol composition contains a polythiol compound having a bi- or higher functional group such as 1,2-bis[(2-mercaptoethyl)thio]-3-mercaptopropane and a phosphine oxide-based compound such as bis(2, 4, 6-trimethylbenzoyl)-phenylphosphine oxide. A polymerizable composition contains an isocyanate compound, a polythiol compound and a photoactive color correction agent. A method for preparing a polythiourethane-based lens includes thermosetting the polymerizable composition to produce a polythiourethane-based resin, and irradiating the resin with ultraviolet rays to reduce a yellowness index of the polythiourethane-based resin.SELECTED DRAWING: Figure 1
6
JP2019151622A
PHOSPHORUS-BASED RELEASING AGENT, OPTICAL POLYMERIZABLE COMPOSITION COMPRISING THE SAME, AND PREPARATION THEREOF
Publication/Patent Number: JP2019151622A Publication Date: 2019-09-12 Application Number: 2019030777 Filing Date: 2019-02-22 Inventor: Myung, Jung Hwan   Hong, Seungmo   Shin, Junghwan   Shim, Jongmin   Assignee: SKC CO LTD   IPC: C07F9/09 Abstract: To provide a process for preparing a phosphorus-based mold releasing agent through a simple method without byproducts.SOLUTION: A process for preparing a phosphorus-based mold releasing agent comprises reacting a compound represented by the formula 3 with water, an alcohol or a mixture thereof to prepare a compound represented by the formula 1, a compound represented by the formula 2, or a mixture thereof. (In the formulas 1 and 2, Rto Rare each independently Calkyl, Caryl, Caralkyl, Calkylaryl, or Calkylaralkyl.)SELECTED DRAWING: None
7
JP2019119860A
POLYTHIOL COMPOSITION FOR PLASTIC OPTICAL LENS
Publication/Patent Number: JP2019119860A Publication Date: 2019-07-22 Application Number: 2018241025 Filing Date: 2018-12-25 Inventor: Hong, Seungmo   Shin, Junghwan   Shim, Jongmin   Seo, Hyeon Myeong   Assignee: SKC CO LTD   IPC: G02C7/00 Abstract: To provide a plastic optical lens having excellent appearance property (no stria nor bubble) and excellent optical property, and a polythiol composition providing the same.SOLUTION: A first polythiol compound having only an ester group and a mercapto group as hydrogen binding functional groups, and a second polythiol compound having hydrogen binding functional groups other than the ester group and the mercapto group are used at appropriate amounts. By controlling viscosity of a polymerizable composition in an initial stage of polymerization at low temperature of 5 to 15°C and stabilizing the viscosity of the composition and speed of increase of the viscosity at the speed, generation of stria or bubble can be inhibited.SELECTED DRAWING: None
8
JP2019119861A
POLYMERIZABLE COMPOSITION FOR OPTICAL MATERIAL
Publication/Patent Number: JP2019119861A Publication Date: 2019-07-22 Application Number: 2018241026 Filing Date: 2018-12-25 Inventor: Myung, Jung Hwan   Hong, Seungmo   Shin, Junghwan   Shim, Jongmin   Han, Hyuk Hee   Assignee: SKC CO LTD   IPC: C08G18/38 Abstract: To provide a polymerizable composition for optical material low in light stria and generation rate of air bubbles, and excellent in appearance, and a polythiourethane-based compound manufactured therefrom.SOLUTION: There is provided a polymerizable composition containing 1 to 5 kinds of polyisocyanate compound, 1 to 5 kinds of polythiol compound, and a catalyst represented by the following formula 1, in which functional group of the polyisocyanate and the polythiol, amount of the compound and weight average molecular weight are in specific areas. E is a halogen compound, F is aliphatic hydrocarbon having 1 to 30 carbon atoms, or aromatic hydrocarbon having 6 to 30 carbon atoms, h and g are each independently an integer of 1 to 3 and h+g is 4.SELECTED DRAWING: None
9
KR20190048608A
APPARATUS AND METHOD FOR SIGNAL PROCESSING IN SONAR SYSTEM RECORDING MEDIUM FOR PERFORMING THE METHOD
Publication/Patent Number: KR20190048608A Publication Date: 2019-05-09 Application Number: 20170143706 Filing Date: 2017-10-31 Inventor: Lee, Jieun   Baeksan, On   Hong, Seungmo   Park, Seungsoo   Kim, Youngil   Sungbin, Im   Assignee: FOUNDATION OF SOONGSIL UNIVERSITY-INDUSTRY COOPERATION   SONARTECH CO., LTD.   IPC: G01S15/89 Abstract: Disclosed are a signal processing method in a sonar system, and a recording medium and an apparatus for performing the same. The sonar system is mounted on a body of a ship, sequentially radiates the beam to the sea bed while the body of the ship moves, and receives a reception signal in accordance with an echo to obtain an image of the sea bed using a reception signal. In a method for processing a signal in the sonar system, the radiation of the beam is controlled to allow radiation areas of a plurality of beams continuously radiated in accordance with the movement of the body of the ship to be overlapped, and an overlapping signal which is a signal received from an area overlapped with an adjacent radiation area is separated from the reception signal received from each radiation area.
10
KR102020989B1
APPARATUS AND METHOD FOR SIGNAL PROCESSING IN SONAR SYSTEM RECORDING MEDIUM FOR PERFORMING THE METHOD
Publication/Patent Number: KR102020989B1 Publication Date: 2019-09-11 Application Number: 20170143706 Filing Date: 2017-10-31 Inventor: Lee, Jieun   Baeksan, On   Hong, Seungmo   Park, Seungsoo   Kim, Youngil   Sungbin, Im   Assignee: FOUNDATION OF SOONGSIL UNIVERSITY-INDUSTRY COOPERATION   SONARTECH CO., LTD.   IPC: G01S15/89 Abstract: Disclosed are a signal processing method in a sonar system, and a recording medium and an apparatus for performing the same. The sonar system is mounted on a body of a ship, sequentially radiates the beam to the sea bed while the body of the ship moves, and receives a reception signal in accordance with an echo to obtain an image of the sea bed using a reception signal. In a method for processing a signal in the sonar system, the radiation of the beam is controlled to allow radiation areas of a plurality of beams continuously radiated in accordance with the movement of the body of the ship to be overlapped, and an overlapping signal which is a signal received from an area overlapped with an adjacent radiation area is separated from the reception signal received from each radiation area.
11
JP2019128596A
POLYTHIOL COMPOSITION FOR PLASTIC OPTICAL LENSES
Publication/Patent Number: JP2019128596A Publication Date: 2019-08-01 Application Number: 2019006000 Filing Date: 2019-01-17 Inventor: Myung, Jung Hwan   Hong, Seungmo   Shin, Junghwan   Shim, Jongmin   Han, Hyuk Hee   Seo, Hyeon Myeong   Assignee: SKC CO LTD   IPC: G02C7/00 Abstract: To provide a polythiol composition for plastic optical lenses.SOLUTION: A polythiol composition comprises: a first polythiol compound having at least four mercapto groups only as a hydrogen-bondable functional group; and a second polythiol compound having at least two mercapto groups as a hydrogen-bondable functional group and at least one hydrogen-bondable functional group other than a mercapto group.SELECTED DRAWING: None
12
JP2018127613A
POLYMERIZABLE COMPOSITIONS FOR PLASTIC LENS AND METHOD OF PREPARING PLASTIC LENS USING THE SAME
Publication/Patent Number: JP2018127613A Publication Date: 2018-08-16 Application Number: 2018017146 Filing Date: 2018-02-02 Inventor: Myung, Jung Hwan   Hong, Seungmo   Shin, Junghwan   Assignee: SKC CO LTD   IPC: G02B1/04 Abstract: PROBLEM TO BE SOLVED: To provide polymerizable compositions for a plastic lens and a method of preparing a polythiourethane-based plastic lens using the same.SOLUTION: A polymerizable composition for a plastic lens comprises a nonhalogenated tin-based catalyst and a diketone compound as a low-temperature reaction rate controlling agent. Accordingly, the polymerizable composition has a more stable pot life so that the polymerization rate can be appropriately controlled thereby improving the reactivity and the workability, and so that the generation of bubbles are prevented thereby improving the transparency of the resin.SELECTED DRAWING: Figure 1
13
JP2018123323A
POLYTHIOL COMPOSITION FOR PLASTIC LENS
Publication/Patent Number: JP2018123323A Publication Date: 2018-08-09 Application Number: 2018017148 Filing Date: 2018-02-02 Inventor: Hong, Seungmo   Shin, Junghwan   Shim, Jongmin   Assignee: SKC CO LTD   IPC: C08G18/38 Abstract: PROBLEM TO BE SOLVED: To provide a polythiol composition for plastic lens having high transparency being an advantage of a glass lens while keeping an advantage of a polythiourethane-based plastic lens.SOLUTION: A polythiol composition contains a polythiol compound having a bi- or higher functional group such as 1,2-bis[(2-mercaptoethyl)thio]-3-mercaptopropane and a phosphine oxide-based compound such as bis(2, 4, 6-trimethylbenzoyl)-phenylphosphine oxide. A polymerizable composition contains an isocyanate compound, a polythiol compound and a photoactive color correction agent. A method for preparing a polythiourethane-based lens includes thermosetting the polymerizable composition to produce a polythiourethane-based resin, and irradiating the resin with ultraviolet rays to reduce a yellowness index of the polythiourethane-based resin.SELECTED DRAWING: Figure 1
14
JP2018193370A
XYLYLENE DIISOCYANATE COMPOSITION WITH IMPROVED STABILITY AND REACTIVITY, AND OPTICAL LENS USING THE SAME
Publication/Patent Number: JP2018193370A Publication Date: 2018-12-06 Application Number: 2018093799 Filing Date: 2018-05-15 Inventor: Hong, Seungmo   Shin, Junghwan   Han, Hyuk Hee   Kim, Sang Mook   Assignee: SKC CO LTD   IPC: G02B1/04 Abstract: To provide a xylylene diisocyanate composition that improves stability and prevents degradation of reactivity; and a method of producing the same.SOLUTION: A xylylene diisocyanate composition has a chlorine content of 100 to 1000 ppm and a content of NCO groups of 43 to 46 wt.%. The xylylene diisocyanate composition further comprises at least one of a chlorine ion and a chlorine-based storage stabilizer. The composition is used in an optical material such as a plastic optical lens excellent in optical characteristics.SELECTED DRAWING: None
15
US10058076B2
Method of monitoring infectious disease, system using the same, and recording medium for performing the same
Publication/Patent Number: US10058076B2 Publication Date: 2018-08-28 Application Number: 14/506,402 Filing Date: 2014-10-03 Inventor: Han, Youngjoon   Ko, Cheongshim   Lee, Namki   Chung, Hwanik   Hong, Seungmo   Kim, Youngtak   Assignee: Foundation of Soongsil University-Industry Cooperation   IPC: H04N7/18 Abstract: A method of monitoring an infectious disease, a system using the same, and a recording medium for performing the same are provided. The infectious disease monitoring system includes an imaging device for capturing and transmitting image data on animals managed in a barn, a first server for determining whether a subject suspected of having an infectious disease is detected from the image data and, when the subject suspected of having the infectious disease is detected, transmitting a signal along with the image data, a second server for confirming an occurrence of the infectious disease by analyzing the image data of the subject suspected of having the infectious disease, and transmitting a warning signal when confirmed the occurrence of the infectious disease, and a manager terminal for requesting the image data on the animals to the first server upon receipt of the warning signal and displaying the image data.
16
JP2017021336A
HARD COAT FORMING COMPOSITION
Publication/Patent Number: JP2017021336A Publication Date: 2017-01-26 Application Number: 2016113870 Filing Date: 2016-06-07 Inventor: Lee, Seung-woo   Kim, Eun-young   Hong, Seungmo   Assignee: DONGWOO FINE-CHEM CO LTD   IPC: B32B27/30 Abstract: PROBLEM TO BE SOLVED: To provide a hard coat forming composition.SOLUTION: This invention relates to a hard coat forming composition having a dendrimer compound of a specific structure (A)
17
JP2017013492A
LAMINATE FILM AND IMAGE DISPLAY DEVICE COMPRISING THE SAME
Publication/Patent Number: JP2017013492A Publication Date: 2017-01-19 Application Number: 2016111297 Filing Date: 2016-06-02 Inventor: Rin, Kyosan   Choi, Ju Hee   Hong, Seungmo   Assignee: DONGWOO FINE-CHEM CO LTD   IPC: B32B27/00 Abstract: PROBLEM TO BE SOLVED: To provide a laminate film.SOLUTION: This invention relates to a laminate film having a first base film
18
JP2016069649A
ULTRAVIOLET CURABLE COATING COMPOSITION
Publication/Patent Number: JP2016069649A Publication Date: 2016-05-09 Application Number: 2015186418 Filing Date: 2015-09-24 Inventor: Hong, Seungmo   Assignee: SUMITOMO CHEMICAL CO LTD   IPC: B05D7/04 Abstract: PROBLEM TO BE SOLVED: To provide an ultraviolet curable coating composition which provides a cured film having low water affinity and an excellent antifouling property and also having high smoothness
19
JP2016188354A
COMPOSITION FOR FORMING HARD COAT LAYER
Publication/Patent Number: JP2016188354A Publication Date: 2016-11-04 Application Number: 2016038690 Filing Date: 2016-03-01 Inventor: Lee, Jeong Eun   Hong, Seungmo   Assignee: DONGWOO FINE-CHEM CO LTD   IPC: C09D4/02 Abstract: PROBLEM TO BE SOLVED: To provide a composition for forming a hard coat layer.SOLUTION: There is provided a composition for forming a hard coat layer capable of forming a hard coat layer which exhibits excellent hardness and flexibility by containing a photo-radical polymerizable compound
20
US2015327518A1
METHOD OF MONITORING INFECTIOUS DISEASE, SYSTEM USING THE SAME, AND RECORDING MEDIUM FOR PERFORMING THE SAME
Publication/Patent Number: US2015327518A1 Publication Date: 2015-11-19 Application Number: 14/506,402 Filing Date: 2014-10-03 Inventor: Han, Youngjoon   Ko, Cheongshim   Lee, Namki   Chung, Hwanik   Hong, Seungmo   Kim, Youngtak   Assignee: Foundation of Soongsil University-lndustry Cooperation   IPC: A01K29/00 Abstract: A method of monitoring an infectious disease, a system using the same, and a recording medium for performing the same are provided. The infectious disease monitoring system includes an imaging device for capturing and transmitting image data on animals managed in a barn, a first server for determining whether a subject suspected of having an infectious disease is detected from the image data and, when the subject suspected of having the infectious disease is detected, transmitting a signal along with the image data, a second server for confirming an occurrence of the infectious disease by analyzing the image data of the subject suspected of having the infectious disease, and transmitting a warning signal when confirmed the occurrence of the infectious disease, and a manager terminal for requesting the image data on the animals to the first server upon receipt of the warning signal and displaying the image data.
Total 2 pages