公开(公告)号：KR101913100B1

公开(公告)日：2018-10-31

申请号：KR1020160157232

申请日：2016-11-24

Applicant: 서울대학교산학협력단 ,  조선대학교산학협력단

Inventor： 노종선 ,  이위직 ,  김영식

IPC: H04L9/12 ,  G06F21/60 ,  H04L9/30

CPC classification number: H04L9/304 ,  H03M13/005 ,  H03M13/136 ,  H03M13/616 ,  H03M13/6362 ,  H04L9/0861

Abstract: 생성행렬의천공에기초한암호화키를사용하는데이터암호화장치및 방법이개시된다. 본발명은리드-뮬러(Reed-Muller: RM) 코드의생성행렬로부터특정지점의열에위치하는비트값들을천공한후 천공된생성행렬을이용하여생성된공개키를통해메시지의암호화를수행함으로써, 생성행렬의구조가변경됨으로인해 RM 코드의구조에기반한제3자로부터의공격을방어할수 있어서, 기존의 McEliece 암호화시스템이특수한구조를갖는 RM 코드의생성행렬을그대로사용함으로인해서발생하는보안상의취약성을해소할수 있다.

公开(公告)号：KR101873881B1

公开(公告)日：2018-07-03

申请号：KR1020160160261

申请日：2016-11-29

Applicant: 서울대학교산학협력단 ,  조선대학교산학협력단

Inventor： 노종선 ,  이위직 ,  김영식

IPC: G06F21/33 ,  H04L9/32 ,  H04L9/30

Abstract: 데이터보안이강화된전자서명장치및 방법이개시된다. 본발명은 "1"과 "0"의코드값을임의의성분들로포함하는 (n-k) x k 크기의제1 부분행렬(submatrix) R과 (n-k) x (n-k)의크기를갖는단위행렬인제2 부분행렬 I가열 방향으로조합된제1 행렬 H를생성하고, "1"과 "0"의코드값을성분으로포함하는 (n-k) x (n-k) 크기의스크램블링행렬 Q와 "1"과 "0"의코드값을성분으로포함하는 n x n 크기의순열행렬 P를생성한후 상기제1 행렬 H, 상기스크램블링행렬 Q 및상기순열행렬 P를개인키로활용하여전자서명값을생성하고, 상기스크램블링행렬 Q, 상기제1 행렬 H 및상기순열행렬 P가곱해진 QHP를공개키로사용하여상기전자서명값을검증하는새로운방식의전자서명생성및 검증과관련된알고리즘을제공할수 있다.

公开(公告)号：KR101873878B1

公开(公告)日：2018-07-03

申请号：KR1020160149020

申请日：2016-11-09

Applicant: 조선대학교산학협력단 ,  전남대학교산학협력단 ,  서울대학교산학협력단

Inventor： 김영식 ,  박호성 ,  노종선

IPC: G06F17/30 ,  G06F17/10

Abstract: 상대차집합에기초하여메시지의최적분산저장이가능한데이터저장장치및 방법이개시된다. 본발명은다수의메시지들을여러데이터저장소들에분산저장하는방법에있어서, 최소한의데이터저장소들만을활용해서상기다수의메시지들을분산저장한후 상기데이터저장소들중 최소한의데이터저장소들만을선택하여액세스하더라도상기다수의메시지들이로드될수 있도록하여상기다수의메시지들에대한데이터손실에대비함과동시에데이터저장소들로부터빠른데이터로드가가능하도록하는기법을제공할수 있다.

公开(公告)号：KR1020180060588A

公开(公告)日：2018-06-07

申请号：KR1020160160261

申请日：2016-11-29

Applicant: 서울대학교산학협력단 ,  조선대학교산학협력단

Inventor： 노종선 ,  이위직 ,  김영식

IPC: G06F21/33 ,  H04L9/32 ,  H04L9/30

CPC classification number: G06F21/33 ,  H04L9/30 ,  H04L9/3247

Abstract: 데이터보안이강화된전자서명장치및 방법이개시된다. 본발명은 "1"과 "0"의코드값을임의의성분들로포함하는 (n-k) x k 크기의제1 부분행렬(submatrix) R과 (n-k) x (n-k)의크기를갖는단위행렬인제2 부분행렬 I가열 방향으로조합된제1 행렬 H를생성하고, "1"과 "0"의코드값을성분으로포함하는 (n-k) x (n-k) 크기의스크램블링행렬 Q와 "1"과 "0"의코드값을성분으로포함하는 n x n 크기의순열행렬 P를생성한후 상기제1 행렬 H, 상기스크램블링행렬 Q 및상기순열행렬 P를개인키로활용하여전자서명값을생성하고, 상기스크램블링행렬 Q, 상기제1 행렬 H 및상기순열행렬 P가곱해진 QHP를공개키로사용하여상기전자서명값을검증하는새로운방식의전자서명생성및 검증과관련된알고리즘을제공할수 있다.

公开(公告)号：KR101613572B1

公开(公告)日：2016-04-29

申请号：KR1020140172035

申请日：2014-12-03

Applicant: 조선대학교산학협력단 ,  동국대학교 산학협력단 ,  서울대학교산학협력단

Inventor： 임대운 ,  노종선 ,  김영식

IPC: H04L9/28 ,  H04L9/12

CPC classification number: H04L9/002 ,  H04L9/12 ,  Y04S40/24

Abstract: 보안환경변화에기초한가변암호화알고리즘관리장치및 방법이개시된다. 본발명의일실시예에따른보안환경변화에기초한가변암호화알고리즘관리장치및 방법은특정주기마다, 네트워크로연결되어있는복수의단말들로부터발생하는데이터암복호화의실패와연관된보안이벤트의발생횟수를카운트한후 해당주기마다, 상기보안이벤트의발생횟수에따른보안위협레벨을연산하여해당보안위협레벨에따른데이터암호화알고리즘을상기복수의단말들로전달함으로써, 상기복수의단말들이매 주기마다변경된데이터암호화방식에기초하여데이터교환을수행하도록유도하여네트워크에대한보안성을강화시킬수 있다.

Abstract translation: 公开了一种基于安全环境变化来管理可变加密算法的装置和方法。 根据本发明的实施例的用于管理基于安全环境变化的可变加密算法的装置和方法可以以这样的方式加强网络的安全性：对于每个特定时段，出现次数 对从通过网络连接的多个终端产生的与数据加密和解密失败有关的安全事件进行计数，并且对于每个所述期间，计算根据安全事件的次数的安全威胁级别，并且 根据计算出的安全威胁级别的数据加密算法被发送到多个终端，以引导多个终端基于每个所述周期改变的数据加密方法进行数据通信。

公开(公告)号：KR101371895B1

公开(公告)日：2014-03-10

申请号：KR1020120144901

申请日：2012-12-12

Applicant: 현대자동차주식회사 ,  서울대학교산학협력단 ,  조선대학교산학협력단

Inventor： 이병욱 ,  배현철 ,  이정희 ,  안현수 ,  김지엽 ,  노종선 ,  우준영 ,  조창민 ,  김영식 ,  전보환 ,  문영식

IPC: H04L12/70

CPC classification number: H04L43/045 ,  H04L43/16 ,  H04L2012/40215

Abstract: A controller area network (CAN) packet automatic analysis method according to the present invention, which comprises the steps of sorting packets related to the performance of a specific function among data packets used in CAN, and comparing and analyzing the change of packet data values with time on the graph, enables a simple and efficient analysis on the function, the type and the operation method of the packet. [Reference numerals] (AA) Start; (BB) End; (ST10) Input data and perform a function?; (ST11) Read a log file and write ID array; (ST12) Calculate a data variation value (A) before performing the function; (ST13) Calculate a difference (B) of average data amount by section before and during performing the function; (ST14) Record and store the variation according to the time relative to a packet satisfying with 'B/A > Threshold value'; (ST15) Performing analysis?; (ST16) Display an analysis result; (ST17) Section '1' increase; (ST18) Section end?

Abstract translation: 一种根据本发明的控制器局域网（CAN）数据包自动分析方法，包括以下步骤：对与CAN中使用的数据包中的特定功能的性能相关的分组进行排序，并将分组数据值的变化与 时间在图上，能够对数据包的功能，类型和操作方法进行简单有效的分析。 （附图标记）（AA）开始; （BB）结束; （ST10）输入数据并执行功能？ （ST11）读取日志文件并写入ID数组; （ST12）在执行功能之前计算数据变化值（A） （ST13）在执行功能之前和期间计算平均数据量的差（B）; （ST14）根据相对于满足“B / A>阈值”的包的时间记录和存储变化; （ST15）进行分析？ （ST16）显示分析结果; （ST17）第1节增加; （ST18）截面？

公开(公告)号：KR1020120137642A

公开(公告)日：2012-12-24

申请号：KR1020110056137

申请日：2011-06-10

Applicant: 서울대학교산학협력단

Inventor： 김영식 ,  박유미 ,  임아랑

IPC: A61K9/16 ,  A61K47/02 ,  A61K31/737

CPC classification number: A61K9/5161 ,  A61K9/06 ,  A61K9/5192 ,  A61K33/38 ,  Y10S514/97

Abstract: PURPOSE: A silver nanoparticle using chondroitin sulfate or acharan sulfate is provided to suppress bacteria without toxicity and to enable quick wound healing. CONSTITUTION: A biocompatible silver nanoparticle improves safety, stability, and wound healing effect using chondroitin sulfate or acharan sulfate. The size of the silver nanoparticle is 5-50 nm. A method for preparing the silver nanoparticles comprises: a step of dissolving chondroitin sulfate or acharan sulfate in 0.01-2.0 mM of distilled water to prepare a reducing agent solution; a step of dissolving 0.01-10.0 mM nitric acid in distilled water to prepare a nitric acid solution; a step of mixing the reducing agent solution and nitric acid solution to prepare a mixture solution; and a step of reacting the mixture solution in an autoclave or microwave.

Abstract translation: 目的：提供使用硫酸软骨素或硫酸沙卡糖的银纳米颗粒，以抑制细菌无毒性，并能快速伤口愈合。 构成：生物相容性银纳米颗粒使用硫酸软骨素或硫酸阿卡拉酸提高安全性，稳定性和伤口愈合效果。 银纳米颗粒的尺寸为5-50nm。 制备银纳米颗粒的方法包括：将硫酸软骨素或硫酸阿卡沙溶解在0.01-2.0mM蒸馏水中以制备还原剂溶液的步骤; 将0.01-10.0mM硝酸溶解在蒸馏水中以制备硝酸溶液的步骤; 将还原剂溶液和硝酸溶液混合以制备混合溶液的步骤; 以及在高压釜或微波炉中使混合溶液反应的步骤。

公开(公告)号：KR1020100135577A

公开(公告)日：2010-12-27

申请号：KR1020090054043

申请日：2009-06-17

Applicant: 주식회사 엘지생활건강 ,  서울대학교산학협력단

Inventor： 김호정 ,  한종섭 ,  이천구 ,  김영식 ,  장세현 ,  신은명

IPC: A61K8/35 ,  A61Q19/08

CPC classification number: A61K8/347 ,  A61K2800/782 ,  A61Q19/08

Abstract: PURPOSE: A cosmetic composition containing demethoxycurcumin or bisdemethoxycurcumin for anti-wrinkling is provided to suppress expression of collaganase without toxicity. CONSTITUTION: A cosmetic composition for anti-wrinkling contains 0.000001-10.0 weight% of demethoxycurcumin of chemical formula 1 or bisdemethoxycurcumin of chemical formula 2 as an active ingredient. The cosmetic composition is used in the form of cream, lotion, essence, gel, ointment, foam, pack, emulsion, foundation, makeup base, soap, or sun screen.

Abstract translation: 目的：提供含有脱甲氧基姜黄素或双脱甲氧基姜黄素抗皱的化妆品组合物，以抑制无毒性的胶原蛋白酶的表达。 构成：抗皱化妆品组合物含有0.000001-10.0重量％的化学式1的脱甲氧基姜黄素或化学式2的二去甲氧基姜黄素作为活性成分。 化妆品组合物以乳膏，洗剂，精华，凝胶，软膏，泡沫，包装，乳液，粉底，化妆底，肥皂或防晒霜的形式使用。

公开(公告)号：KR1020100069202A

公开(公告)日：2010-06-24

申请号：KR1020080127825

申请日：2008-12-16

Applicant: 서울대학교산학협력단 ,  연세대학교 산학협력단

Inventor： 정원윤 ,  박광균 ,  이선경 ,  김영식 ,  하영완 ,  이은정

IPC: A61K31/704 ,  A61P19/10

CPC classification number: A61K31/704 ,  A23L33/105 ,  A61K36/346 ,  A61K2236/33

Abstract: PURPOSE: A composition containing platycodin D for preventing and treating bone diseases is provided to reduce bone absorption and to suppress osteoclasia. CONSTITUTION: A composition for preventing or treating bone diseases contains platycodin D as an active ingredient. The platycodin D is contained in Platycodon grandiflorum extract. The Platycodon grandiflorum extract is obtained by isolating with water, butane, ethyl acetate, or mixture thereof. The bone diseases are bone injury, osteoporosis, richets, malacosteon, or metabolic bone diseases. A pharmaceutical composition for preventing and treating bone diseases contains therapeutically effective amount of the composition and pharmaceutically acceptable carrier.

Abstract translation: 目的：提供含有用于预防和治疗骨病的桔黄素D的组合物以减少骨吸收并抑制骨形成。 构成：用于预防或治疗骨疾病的组合物含有桔黄素D作为活性成分。 桔梗D含有桔梗提取物。 通过用水，丁烷，乙酸乙酯或其混合物分离获得桔梗提取物。 骨骼疾病是骨骼损伤，骨质疏松症，乳头状瘤，马可康多或代谢性骨病。 用于预防和治疗骨疾病的药物组合物含有治疗有效量的组合物和药学上可接受的载体。

公开(公告)号：KR1020080100313A

公开(公告)日：2008-11-17

申请号：KR1020080103893

申请日：2008-10-22

Applicant: 주식회사 한국천연물사이언스 ,  서울대학교산학협력단 ,  주식회사 제마유

Inventor： 이성권 ,  김영식 ,  박영대 ,  이재승 ,  이대성 ,  송주은

IPC: A61K8/98 ,  A61K8/92 ,  A61Q19/00

CPC classification number: A61K8/925 ,  A61K8/14

Abstract: A method for refining horse oil is provided to produce refined horse oil of which a human body absorption property is high, to remove a saturated fatty acid and a free fatty acid using an ultra-precision control crystallization, to increase a validity of the horse oil and the human body absorption property, to enhance an yield while commercial production, to generate no waste water and to cause no color and smell. A method for refining horse oil comprises steps of: i) adding urea in horse oil and reacting it; ii) removing a crystal by filtering the reaction solution of the step i); iii) adding activated charcoal and activated clay in a filtrate of the step ii) and reacting it at a vacuum pressure; iv) removing the activated clay and the activated charcoal using a filtering process; v) cooling the filtrate of the step iv) at a room temperature; vi) adding water to the filtrate of the step v) additionally and performing evaporation of a thin film under the vacuum pressure.

Abstract translation: 提供马油精制方法，制造人体吸收性高的精制马油，利用超精密控制结晶除去饱和脂肪酸和游离脂肪酸，提高马油的有效性 和人体吸收性能，在商业生产时提高产量，不产生废水，不产生颜色和气味。 一种精炼马油的方法包括以下步骤：i）在马油中加入尿素并使其反应; ii）通过过滤步骤i）的反应溶液除去晶体; iii）在步骤ii）的滤液中加入活性炭和活性粘土，并在真空压力下反应; iv）使用过滤方法除去活化的粘土和活性炭; v）在室温下冷却步骤iv）的滤液; vi）另外向步骤v）的滤液中加入水，并在真空压力下进行薄膜的蒸发。