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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Применить Всего найдено 51. Отображено 51.
05-09-2018 дата публикации

FREQUENCY MULTI-TONE TRANSMISSION TYPE TRANSMISSION DEVICE AND TRANSMISSION METHOD THEREOF

Номер: KR1020180099321A
Автор: KIM, SEUNG GEUN, LIM, YONG KON, PARK, JONG WON, YUN, CHANG HO
Принадлежит:

The present invention relates to a device modulating information to be transmitted into a frequency multi-tone (FMT) type to transmit the modulated transmitted information. According to the present invention, the device comprises: an inverse discrete Fourier transform (IDFT) unit performing IDFT of signals inputted to a plurality of points, respectively, to output the transformed signal to each point; a signal generation processing unit generating and outputting transmitted information corresponding to the number of points of the IDFT unit; a memory unit storing the signal outputted from the IDFT unit by each point; a polyphase filter coefficient unit including a filter coefficient corresponding to each point of the IDFT unit; a filtering unit matching the signal of each point stored in the memory unit with the filter coefficient corresponding to the polyphase filter coefficient unit to perform filtering; and a phase displacement unit performing phase displacement of the signal filtered ...

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Номер записи: 1
29-08-2013 дата публикации

POLISHING PAD AND METHOD FOR MANUFACTURING SAME

Номер: WO2013125807A1
Автор: AHN, Bong-Su, JANG, Young-Jun, LEE, Sang-Mok, CHUNG, Hwi-Kuk, SONG, Kee-Cheon, KIM, Seung-Geun, SEO, Jang-Won, CHOO, Jeong-Seon
Принадлежит:

The method for manufacturing a polishing pad according to the present invention includes the steps of: mixing materials for forming a polishing layer; forming at least two types of pores by mixing the mixture of the above step with at least two of an inert gas, a capsule type foaming agent, a chemical foaming agent, and a liquid state differential element, each of which has a controllable pore size; manufacturing a polishing layer which includes at least two types of pores by gelating or hardening the mixture which is produced through the above steps; and a step of processing the polishing layer so as to distribute the pores of at least two types on the surface by opening up the pores.

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Номер записи: 2
08-03-2018 дата публикации

METHOD FOR MANUFACTURING PRINTED CIRCUIT BOARD WITH VIA HOLE

Номер: KR101835276B1
Автор: KIM, SEUNG KEUN
Принадлежит: KIM, SEUNG KEUN

Disclosed is a method for manufacturing a printed circuit board with a via hole, which can prevent dew condensation caused by a temperature difference on the printed circuit board even though temperature difference occurs because of environmental conditions under which an electronic product where the printed circuit board is mounted is installed. The method for manufacturing a printed circuit board with a via hole comprises: a via hole filling step of primarily plating a surface of a base board and an inner circumferential surface of the via hole, filling the plated via hole with ink, performing a plane grinding operation for the surface of the ink in parallel with the base board and secondarily plating the surface of the base board to fill the via hole; a circuit pattern forming step of forming a circuit pattern with a desired shape on the surface of the base board where the via hole is filled; a photo solder resist (PSR) step of coating an unused area to prevent adherence of unnecessary ...

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Номер записи: 3
11-04-2017 дата публикации

PHOTOSENSITIVE RESIN COMPOSITION AND ORGANIC INSULATING FILM USING SAME

Номер: KR1020170039560A
Автор: LEE, JUNG HWA, JUNG, JU YOUNG, KWON, SEUNG HO, KIM, SEUNG KEUN, CHAE, YU JIN
Принадлежит:

The present invention relates to a photosensitive resin composition and an organic insulating film using the same. As the weight average molecular weight of a copolymer included in the photosensitive resin composition is optimized and a specific solvent is mixed and used, the photosensitive resin composition has high flatness properties when forming a film and realizes pattern properties of high resolution, thereby being suitable for realizing a material of an organic insulating film or the like, especially an organic insulating film and white pixels at the same time. COPYRIGHT KIPO 2017 ...

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Номер записи: 4
28-11-2013 дата публикации

POLISHING PAD AND METHOD FOR MANUFACTURING SAME

Номер: WO2013176378A1
Автор: AHN, Bong-Su, JANG, Young-Jun, JEONG, Jin-Su, LEE, Sang-Mok, SONG, Kee-Cheon, KIM, Seung-Geun, SEO, Jang-Won, CHOO, Jeong-Seon, KANG, Hak-Su, KONG, Gyoung-Pyo
Принадлежит:

According to the present invention, the method for manufacturing a polishing pad by mixing a polishing layer forming material and solidifying the material through a chemical reaction includes: a step of forming micro organic particles by pulverizing an organic material using a physical method; a step of mixing the micro organic particles formed in the above step with the polishing layer forming material; a step of forming gaseous pores by mixing the mixture obtained in the above step with a pore size-controllable inert gas, a capsule-type foaming agent, or a chemical foaming agent; a step of producing a polishing layer by gelating and curing the mixture obtained in the above step; and a step of distributing the pores through the opening of the gaseous pores on a surface by processing the polishing layer.

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Номер записи: 5
13-06-2017 дата публикации

PHOTOSENSITIVE RESIN COMPOSITION AND ORGANIC INSULATING FILM USING SAME

Номер: KR1020170065190A
Автор: CHAE, YU JIN, JUNG, JU YOUNG, KWON, SEUNG HO, LEE, JUNG HWA, KIM, SEUNG KEUN
Принадлежит:

The present invention relates to a photosensitive resin composition and an organic insulating film using the same. By optimizing the weight average molecular weight and the content of each constituent component of the alkali-soluble resin contained in the photosensitive resin composition, the photosensitive resin composition according to the present invention has high flattening properties in forming a paint film, and is suitable for a material such as an organic insulating film used in a liquid crystal display device by realizing high resolution pattern properties, and especially for a use of simultaneous implementation of the organic insulating film and a white pixel. COPYRIGHT KIPO 2017 ...

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Номер записи: 6
31-05-2017 дата публикации

패킷 통신용 수신기의 채널 등화 및 수신 데이터 결정 장치 및 방법

Номер: KR0101741512B1
Автор: 김승근, 임용곤, 윤창호, 박종원
Принадлежит: 한국해양과학기술원

... 본 발명의 일 실시예에 따른 패킷 통신용 수신기의 채널 등화 및 수신 데이터 결정 장치는 미드앰블을 갖는 패킷의 수신 샘플열과 상기 미드앰블의 위치 정보를 입력받는 입력 인터페이스부; 상기 미드앰블의 위치 정보를 이용하여 상기 수신 샘플열을 제1 및 제2 부샘플열로 분리하는 샘플 분할부; 및 상기 제1 및 제2 부샘플열 각각에 대해 채널 등화기의 채널 등화 알고리즘을 이용하여 채널 등화를 수행하는 채널 등화부를 포함한다.

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Номер записи: 7
08-07-2016 дата публикации

METHOD FOR ALLOCATING RESOURCES IN MARITIME SURVEILLANCE NETWORK

Номер: KR101637560B1
Автор: YUN, CHANG HO, KIM, SEUNG GEUN, CHO, A RA, PARK, JONG WON
Принадлежит: KOREA INSTITUTE OF OCEAN SCIENCE & TECHNOLOGY

The present invention relates to a method for allocating resources in a maritime surveillance network for marine communication. The method comprises the steps of: (a) defining a plurality of underwater sensor nodes (UEs), a plurality of underwater base stations (UBSs), and a marine buoy (UBSC) as a predetermined queuing system; (b) allocating uplink frequency channels through random accesses of the underwater base stations (UBSs); (c) performing an initialization process in which the marine buoy (UBSC) broadcasts resource standby requests (RSREQs), the underwater base stations (UBSs) receive the resource standby requests (RSREQs) and transmit resource standby responses (RSREPs), the marine buoy (UBSC) receives the resource standby responses (RSREPs), allocates initialization process resources, and transmits resource allocation responses (RAREPs), and then the underwater base stations (UBSs) receive the resource allocation responses (RAREPs), set the number of packets per second (μ_i), to ...

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Номер записи: 8
22-04-2016 дата публикации

METHOD FOR AUTOMATIC IP ASSIGNMENT IN SHIP AD-HOC NETWORK

Номер: KR101614519B1
Автор: YUN, CHANG HO, KIM, SEUNG GEUN, CHO, A RA, LIM, YONG KON
Принадлежит: KOREA INSTITUTE OF OCEAN SCIENCE & TECHNOLOGY

A method for automatic IP assignment in a ship ad-hoc network according to the present invention includes the following stages: (A) one hop ship stations capable of direct transmission and reception to and from a ground station receive a non-overlapping IP block from the ground station by transmission and reception of an IP request signal (AREQ) and an IP request response signal (AREP) generated in a data link layer; (B) the one hop ship stations receiving the IP block determine IPs of themselves, perform data transmission and reception with the ground station, and assign the IP block as IP providers at a time of an IP block request by multi hop ship stations capable of indirect transmission and reception via ad-hoc communication; and (C) in a case where the multi hop ship stations assigned with no IP block receive a medium access control frame of a plurality of IP providers during channel assignment, one of the plurality of IP providers is determined for IP request signal (AREQ) transmission ...

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Номер записи: 9
23-10-2015 дата публикации

PHOTOSENSITIVE RESIN COMPOSITION, AND INSULATING FILM AND ELECTRONIC DEVICE USING SAME

Номер: KR1020150118825A
Автор: KIM, EUNG GON, KIM, SEUNG KEUN, PARK, KYUNG JAE
Принадлежит:

The present invention relates to a photosensitive resin composition, and an insulating film and an electronic device using the same. The composition has good pattern formation while forming a cured film by controlling contents of a polymerization compound and a non-reactive monomer of a residual copolymer contained in the photosensitive resin composition, thereby being capable of obtaining excellent surface shape of a metal film pattern-formed on the cured film, and being useful as a material of an interlayer insulation film used for TFT-LCD or the like. COPYRIGHT KIPO 2016 ...

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Номер записи: 10
23-03-2023 дата публикации

습식 공정을 이용한 필터용 부직포 및 그 제조방법

Номер: KR20230040773A
Автор: 김동훈, 김승근, 권오훈
Принадлежит:

... 본 발명은 습식 공정을 이용한 필터용 부직포 및 그 제조방법에 관한 것으로, 본 발명에 따르면, 습식 공정을 통해 필터용 부직포를 제조하는 방법에 있어서, 해도사 및 이형단면사를 포함하는 원료섬유를 감량용액으로 처리하는 감량단계; 용수에 분산제, 감량처리된 원료섬유 및 바인더를 투입하고 분산시켜 교반물을 제조하는 분산단계; 상기 교반물을 웹 형태로 성형하여 부직포를 제조하는 웹형성단계 및 제조된 부직포를 건조시키는 건조단계를 포함하는 필터용 부직포 제조방법을 제공할 수 있다.

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Номер записи: 11
17-06-2015 дата публикации

NEGATIVE-TYPE PHOTOSENSITIVE RESIN COMPOSITION

Номер: KR1020150066816A
Автор: PARK, KYUNG JAE, KIM, SEUNG KEUN, KIM, EUNG GON
Принадлежит:

The present invention relates to a negative-type photosensitive resin composition comprising: (A) a copolymer including (a1) a group unit induced from an ethylene unsaturated carboxylic acid, an ethylene unsaturated carboxylic acid anhydride, or a mixture thereof, (a2) a group unit induced from an unsaturated monomer containing a substituted epoxy group, and (a3) a group unit induced from an ethylene unsaturated compound different from the group unit (a1) and (a2); (B) a polymerizable unsaturated compound; (C) a photopolymerization initiator; and (D) a silane coupling agent of chemical formula 1. The photosensitive resin composition of the present invention can provide a cured film which has excellent remain film ratio properties after heat curing, has excellent binding force with a substrate even when manufactured in a half-tone pattern, and shows improved half-tone margin and resolution, thereby being used for manufacturing an OLED and an insulation film for a liquid crystal display device ...

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Номер записи: 12
26-02-2019 дата публикации

수중 음파 통신용 제한적 다수 반복 초기화 프로토콜 방법

Номер: KR0101925893B1
Автор: 윤창호, 김승근, 임용곤
Принадлежит: 한국해양과학기술원

... 본 발명은 수중 음파 통신용 제한적 다수 반복 초기화 프로토콜 방법을 공개한다. 이 방법은 수중의 마스터 노드와 슬레이브 노드인 수중 노드들 간 수중 통신을 위한 프로토콜 방법에 있어서, (a) 초기화 프로토콜의 폴링 메시지 및 응답 메시지가 정규화 과정의 최대 전송 단위 값과 다르게 정의되는 단계; (b) 소정의 네트워크 조건 및 채널 상태에서 수행된 모의 시험을 통해 상기 초기화 프로토콜의 파라미터가 설정되는 단계; 및 (c) 상기 마스터 노드가 상기 폴링 메시지를 송신하고, 상기 슬레이브 노드가 상기 응답 메시지를 송신하여 상기 초기화 프로토콜의 진행 여부를 결정하는 단계;를 포함하고, 상기 프로토콜 방법은 원 홉 통신으로서, 상기 수중 노드들은 상기 마스터 노드의 통신 반경 내에 위치하는 것을 특징으로 한다. 본 발명에 의할 경우, 수중의 열악한 환경으로 다중 홉에 의해 발생하는 지연, 경로 설정 오버헤드 등을 회피하면서, 보다 안정적으로 수중 데이터를 수상-육상으로 전달이 가능하고, 초기화 과정에 특화된 절차 및 메시지가 정의되어 초기화 시간이 단축되고 메시지의 충돌 발생이 억제된다.

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Номер записи: 13
14-06-2018 дата публикации

MANUFACTURING METHOD OF POLISHING PAD FOR MANUFACTURING INTEGRATED CIRCUIT DEVICE

Номер: KR1020180064136A
Автор: AHN, BONG SU, KANG, HAK SU, KIM, SEUNG GEUN, KIM, SI HYEONG, CHOO, JEONG SEON
Принадлежит:

The present invention provides a manufacturing method of a polishing pad which can maximize polishing performance and planarization performance by collecting polishing slurry in a uniform and fine size during a chemical mechanical process (CMP) for manufacturing an integrated circuit device. The manufacturing method of a polishing pad comprises the following steps of: forming a urethane prepolymer; reacting the urethane prepolymer and a curing agent to form a reaction product; sequentially applying a physical foaming agent and an inert gas to the reaction product and mixing the reaction product to form a polyurethane crude product; vaporizing the physical foaming agent by using reaction heat generated from the polyurethane crude product while suppressing vaporization of the physical foaming agent by the inert gas; gelling the polyurethane crude product; and curing the gelled polyurethane crude product to form a porous polyurethane polishing layer including a plurality of pores. COPYRIGHT ...

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Номер записи: 14
13-07-2016 дата публикации

illegal fishing ship monitoring system

Номер: KR0101639362B1
Автор: 김승근, 임용곤, 박종원, 윤창호
Принадлежит: 한국해양과학기술원

... 본 발명은 불법조업선박 감시 시스템에 관한 것으로서, 불법조업을 감시하는 감시선에 탑재되어 조업 선박에 조업허가정보를 포함한 선박정보를 요청하는 방송을 수행하고, 방송에 응답하는 응답신호를 수신하여 조업선박의 조업허가 여부를 처리하는 조업 인증 처리유니트와, 조업 인증 처리 유니트에 접속되어 있으며 조업허가 등록정보가 기록된 데이터 베이스와 조업선박에 설치되어 조업 인증 처리유니트와 무선통신을 수행하며 조업 인증 처리유니트의 조업허가정보를 포함한 선박정보를 요청하는 방송에 응답하는 응답신호를 송출하는 단말 통신기를 구비한다. 이러한 불법조업선박 감시 시스템에 의하면, 조업허가 유무에 대한 정보를 감시선에서 조업선박에 대해 원격으로 확인할 수 있어 불법 조업선박에 대처를 보다 효율적으로 수행할 수 있는 장점을 제공한다.

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Номер записи: 15
25-06-2015 дата публикации

DEVICE AND METHOD FOR DETERMINING CHANNEL EQUALIZATION AND RECEPTION DATA OF RECEIVER FOR PACKET COMMUNICATION

Номер: WO2015093841A1
Автор: KIM, Seung Geun, LIM, Yong Kon, YUN, Chang Ho, PARK, Jong Won
Принадлежит:

A device for determining channel equalization and reception data of a receiver for packet communication, according to one embodiment of the present invention, comprises: an input interface unit for receiving an input of a received sample stream of a packet having a midamble, and of position information of the midamble; a sample partitioning unit for partitioning the received sample stream into first and second sub-sample streams by using the position information of the midamble; and a channel equalization unit for performing channel equalization for each of the first and second sub-sample streams by using a channel equalization algorithm of a channel equalizer.

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Номер записи: 16
23-10-2018 дата публикации

INITIALIZATION PROTOCOL METHOD FOR UNDERWATER SHORT-RANGE NETWORK

Номер: KR101910432B1
Автор: YUN, CHANG HO, KIM, SEUNG GEUN, LIM, YONG KON
Принадлежит: KOREA INSTITUTE OF OCEAN SCIENCE & TECHNOLOGY

The present invention relates to a protocol method for underwater short-range communication between underwater nodes being slave nodes and cluster headers being underwater master nodes. The protocol method includes the steps of: (a) transmitting initialization request messages to the underwater nodes from the cluster headers; (b) enabling the cluster headers to wait for the initialization request response messages of the corresponding underwater nodes for a reciprocating delay period; (c) enabling the corresponding underwater nodes receiving the initialization request messages among the underwater nodes to generate the initialization request response messages and transmit the initialization request response messages to the cluster headers; (d) enabling the cluster headers to check the reception of the initialization request messages of the corresponding underwater nodes; (e) calculating the ratio (αk) of the number (snk) of the underwater nodes confirmed to receive the initialization request ...

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Номер записи: 17
07-02-2019 дата публикации

VHF 데이터 교환 시스템의 해양 네트워크 프로토콜 방법

Номер: KR1020190011500A
Автор: 윤창호, 김승근, 임용곤
Принадлежит:

... 본 발명은 VHF 데이터 교환 시스템의 해양 네트워크 프로토콜 방법을 공개한다. 이 방법은 유니캐스트 서버 또는 외부 디바이스가 생성한 유니캐스트 데이터를 육상국이 수신하여 육상국으로부터의 유니캐스트 버전을 초기화시키는 해양 네트워크 프로토콜 방법에 있어서, (a) 상기 육상국이 선박국으로 게시판 신호 및 알림 네트워크 프로세서 메시지를 전송하는 단계; (b) 상기 선박국이 상기 게시판 신호 및 상기 알림 네트워크 프로세서 메시지를 인가받아 상기 육상국으로 응답 신호를 전송하는 단계; (c) 상기 육상국이 상기 응답 신호를 인가받아 상기 선박국으로 자원 할당 신호 및 복수개의 파일 전송 신호를 전송하는 단계; 및 (d) 상기 선박국이 상기 자원 할당 신호 및 상기 복수개의 파일 전송 신호를 인가받아 상기 육상국으로 확인 신호를 전송하는 단계;를 포함하는 것을 특징으로 한다. 본 발명에 의할 경우, 해상 초단파 대역 디지털 데이터 통신을 위한 선박 네트워크에서 초단파 대역 데이터 링크의 채널 사용의 과부하를 방지하며, 선박국-육상국, 선박국-선박국 간의 다양한 해상 어플리케이션을 통한 비안전 디지털 데이터 교환을 효율적으로 제공하게 된다.

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Номер записи: 18
17-11-2015 дата публикации

PHOTOSENSITIVE RESIN COMPOSITION, AND INSULATOR FILM USING SAME

Номер: KR1020150127360A
Автор: KIM, TAE HWAN, KIM, SEUNG KEUN, CHO, OH HYOUNG, PARK, KYUNG JAE, KWON, SEUNG HO
Принадлежит:

The present invention relates to a photosensitive resin composition, and an insulator film using the same. The photosensitive resin composition comprises: (A) a copolymer including (a-1) a constituent unit derived from ethylene unsaturated carboxylic acid, ethylene unsaturated carboxylic acid anhydrides, or a mixture thereof and (a-2) a constituent unit derived from aromatic ring-containing ethylene unsaturated compounds; (B) an epoxy compound having a xanthane-based framework or a compound derived from the same; (C) a polymeric unsaturated compound; and (D) a photopolymerization initiator. Therefore, the photosensitive resin composition exhibits excellent residual film thickness and high heat resistance, film strength, and permeability, thereby being able to be useful as a material for an insulator film or the like used for LCD and OLED displays, etc. COPYRIGHT KIPO 2016 ...

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Номер записи: 19
29-06-2015 дата публикации

DEVICE AND METHOD FOR DETECTING PACKET SYNCHRONIZATION OF TETRA COMMUNICATION RECEIVER

Номер: KR1020150071922A
Автор: KIM, SEUNG GEUN, LIM, YONG KON, YUN, CHANG HO, PARK, JONG WON
Принадлежит:

According to an embodiment of the present invention, a packet synchronization detection device used in a TETRA communication receiver includes: a computation unit which computes a correlation value of a complex number area and samples of a baseband signal received to the receiver respectively for two midamble symbol sequences; a comparison unit which compares the correlation value with a predetermined threshold value; and a detection unit which detects the packet synchronization status of a packet included in the midamble symbol sequences when the correlation value is equal to or larger than the threshold value. COPYRIGHT KIPO 2015 (AA) Complex number (BB) Real number ...

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Номер записи: 20
05-09-2018 дата публикации

TRANSMITTER FOR SUPPORTING DIFFERENT BANDWIDTH SIGNAL

Номер: KR1020180099157A
Автор: KIM, SEUNG GEUN, YUN, CHANG HO, PARK, JONG WON, LIM, YONG KON
Принадлежит:

The present invention relates to a transmitter for supporting a multi-bandwidth signal, which comprises: a first error amplifier for receiving a signal output through a transmission I channel through a first non-inverting input terminal; a second error amplifier for receiving a signal output through a transmission Q channel through a second non-inverting input terminal; a phase controller for outputting, to the first error amplifier, a first feedback signal generated by correcting a phase for a first demodulation signal generated by passing through a variable attenuator and a demodulator by being extracted in a directional coupler extracting a part of a signal radiated through an antenna from a power amplifier by going through a modulation process, and outputting, to the second error amplifier, a second feedback signal generated by correcting a phase for a second demodulation signal; a plurality of first error filters separately provided to correspond to a frequency channel band applied ...

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Номер записи: 21
29-01-2015 дата публикации

DRIVING APPARATUS FOR MOTOR USING TIME DELAY COMPENSATION METHOD OF CURRENT DETECTING SENSOR COMBINED WITH FILTER

Номер: WO2015012576A1
Автор: SUNG, So Young, PARK, Jong Won, LIM, Yong Kon, KIM, Seung Geun
Принадлежит:

The present invention relates to a driving apparatus for a motor. The driving apparatus for the motor is provided with a rotor position detection unit for detecting position information of a rotor of the motor, a motor driving unit for driving the motor by applying current to the motor, a current detection unit for detecting a current that is applied to the motor, a filter for removing noise included in a signal outputted from the current detection unit and outputting the signal, and a motor control unit for outputting, to the motor driving unit, a motor driving control signal in which the time delay from the filter is recorded and which compensates for the time delay to the signal from the filter. Using the driving apparatus for the motor, the drive of the motor can be controlled so as to compensate for the time delay from the filter using a value that is calculated in advance and memorised, thereby improving driving efficiency.

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Номер записи: 22
21-03-2018 дата публикации

ACTIVE CARBON FIBER PAPER AND MANUFACTURING METHOD THEREOF

Номер: KR1020180029485A
Автор: JUNG, WOO YOUNG, KIM, HYEON SEOK, LIM, JI HYE, KIM, DONG HUN, KIM, SEUNG GEUN
Принадлежит:

The present invention relates to active carbon fiber paper and a manufacturing method thereof, and more specifically, to active carbon fiber paper having uniform pores and a high specific surface area, and a manufacturing method thereof. The manufacturing method of active carbon fiber paper includes a step of forming paper out of active carbon fibers and low melting point binder fibers by a wet pasting method, followed by calendaring. COPYRIGHT KIPO 2018 ...

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Номер записи: 23
07-06-2016 дата публикации

APPARATUS AND METHOD FOR ESTIMATING DOPPLER SHIFT FOR UNDERWATER COMMUNICATION

Номер: KR101625217B1
Автор: KIM, SEUNG GEUN, LIM, YONG KON, KIM, SEA MOON, YUN, CHANG HO, PARK, JONG WON
Принадлежит: KOREA INSTITUTE OF OCEAN SCIENCE & TECHNOLOGY

The present invention relates to an apparatus and a method for estimating a Doppler shift for underwater communication capable of estimating Doppler shift by using time differences of correlation values by computing the correlation values between output values of a matching filter while estimating Doppler shift. The apparatus for estimating Doppler shift for underwater communication comprises: a multipath delay profile determination unit for extracting correlation values between signal 1 and a received packet signal, time (T_10) at a point when the energy of the correlation value becomes maximized, and the multipath delay profile at this time; a correlation value computing unit for computing the correlation value between signal 2 and a received packet signal and the correlation value between the signal 2 and the multipath delay profile; a maximum value extracting unit for extracting time (T_20) at a point when energy of the correlation value computed by the correlation value computing unit ...

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Номер записи: 24
04-04-2017 дата публикации

시분할다중접속(TDMA) 기반 통신 제어 장치 및 그 방법

Номер: KR0101719633B1
Автор: 박종원, 임용곤, 김승근, 윤창호, 최영철
Принадлежит: 한국해양과학기술원

... 시분할다중접속(TDMA) 기반 통신 제어 장치가 개시된다. 본 발명의 일 실시예에 따른 통신 제어 장치는 현재 시각으로부터 제1 유형 데이터의 송신 또는 수신이 예약된 예약 슬롯의 시작 시각까지의 대기 시간 길이를 체크하는 시간 길이 체크부; 상기 제1 유형 데이터와 상이한 주파수 대역으로 전송되는 제2 유형 데이터 및 제3 유형 데이터 중 적어도 하나의 데이터를 이용하여 상기 대기 시간 길이보다 작거나 같은 시간 길이를 가지는 데이터 집합을 구성하는 데이터 집합 구성부; 및 상기 대기 시간 동안 상기 구성된 데이터 집합을 전송하는 전송부를 포함한다.

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Номер записи: 25
08-06-2017 дата публикации

TDMA-BASED RESOURCE ALLOCATION METHOD IN MARITIME SURVEILLANCE NETWORK

Номер: KR101744326B1
Автор: YUN, CHANG HO, KIM, SEUNG GEUN, PARK, JONG WON
Принадлежит: KOREA INSTITUTE OF OCEAN SCIENCE & TECHNOLOGY

The present invention relates to a time division multiple access (TDMA)-based resource allocation method in a maritime surveillance network for marine communications. In the maritime surveillance network having a network structure between a marine buoy (UBSC) and a plurality of underwater base station (UBS) clusters, the TDMA based-resource allocation method allocates a resource to a plurality of UBSs in the clusters using a time division multiple access method and secures link capacity to allow whole uplink data to be transmitted to the UBSC using each one frequency to allocate the resource. According to the present invention, frequency collision in an underwater network in the time division multiple access methods where time synchronization between UBSs is important is prevented, and uplink resource is allocated to allow whole uplink traffic generated in the UBSs to be transmitted to the UBSC, thereby improving transmission performance. COPYRIGHT KIPO 2017 (AA) Underwater base station ...

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Номер записи: 26
13-03-2014 дата публикации

WIRELESS TRANSMITTING/RECEIVING SIGNAL PROCESSING APPARATUS IN WIRELESS COMMUNICATION SYSTEM FOR TRANSMITTING SINGLE POLARIZATION SIGNAL

Номер: WO2014038741A1
Автор: KO, Hak Lim, LIM, Yong Kon, PARK, Jong Won, KIM, Seung Geun
Принадлежит:

The present invention relates to a wireless transmitting/receiving signal processing apparatus in a wireless communication system for transmitting a single polarization signal, comprising: a first transmitting RF module for transmitting a wireless transmission signal through a vertical polarization antenna; a first receiving RF module connected to the vertical polarization antenna for processing the signal received through the vertical polarization antenna; a second receiving RF module connected to a horizontal polarization antenna for processing the signal received through the horizontal polarization antenna; and a signal processing unit for transmitting the signal through the first transmitting RF module using the vertical polarization antenna when transmitting the signal, receiving the signal through the vertical polarization antenna and the horizontal polarization antenna when receiving the signal, and processing the signals received through the first and second receiving RF modules ...

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Номер записи: 27
14-09-2017 дата публикации

METHOD OF PROVIDING INFORMATION OF CARGO INSPECTION, APPARATUS TO PROVIDE INFORMATION OF CARGO INSPECTION PERFORMING SAME, AND STORAGE MEDIA STORING SAME

Номер: KR101778503B1
Автор: PARK, JONG WON, LIM, YONG KON, LEE, JEONG HEE, LIM, CHANG HWY, KIM, SEUNG GEUN, YUN, CHANG HO, CHOI, YOUNG CHOL
Принадлежит: KOREA INSTITUTE OF OCEAN SCIENCE & TECHNOLOGY

According to the present invention, a method of providing information of cargo inspection is performed in an apparatus to provide information of cargo inspection. The method of providing information of cargo inspection comprises: a step of obtaining a radiation image with respect to a cargo including at least one object; a step of identifying an object not included in a shipping invoice in the radiation image based on the obtained radiation image and the shipping voice related to the cargo; a step of generating information of cargo inspection including identification information related to the object not included in the shipping invoice; and a step of transferring the generated information of cargo inspection to a terminal of an operator performing opening and closing operation with respect to the cargo. By using the present invention, efficiency of time with respect to cargo inspection is able to be improved. Specifically, after cargo inspection using radiation, efficiency of the opening ...

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Номер записи: 28
19-03-2025 дата публикации

COLORED PHOTOSENSITIVE RESIN COMPOSITION AND BLACK MATRIX PREPARED THEREFROM

Номер: KR102783078B1
Автор: 김승근, 이규철
Принадлежит: 듀폰스페셜티머터리얼스코리아 유한회사

The present invention relates to a colored photosensitive resin composition and a light-shielding black matrix prepared therefrom, wherein the colored photosensitive resin composition provides a cured film which maintains excellent optical density, resolution, leveling properties, visibility, and the like and, at the same, satisfies the material properties of low reflectance and high light-shielding properties time by effectively reducing the total reflectance that is the smaller the better characteristics required as the light-shielding black matrix. Therefore, the light-shielding black matrix prepared from the composition may be usefully applied to a liquid crystal display device and a quantum dot display.

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Номер записи: 29
23-11-2016 дата публикации

NEGATIVE-TYPE PHOTOSENSITIVE RESIN COMPOSITION, AND INSULATION FILM USING SAME

Номер: KR1020160133724A
Автор: CHAE, YU JIN, SONG, HO SUK, KIM, SEUNG KEUN
Принадлежит:

The present invention relates to a photosensitive resin composition, and to an insulation film using the same. The photosensitive resin composition comprises: (A) a copolymer; (B) a photopolymerizable monomer having at least seven functional groups; (C) a photopolymerization initiator; and (D) a phenylamino-based silane compound. The photosensitive resin composition has excellent characteristics such as heat resistance, chemical resistance, and the like, and can provide a cured product exhibiting high halftone adhesive strength and remaining rate, thereby being useful to prepare an insulation film for a liquid crystal display device. COPYRIGHT KIPO 2016 ...

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Номер записи: 30
16-11-2017 дата публикации

METHOD FOR DETERMINING TRANSMISSION CHANNEL SLOT USING NODE-SPECIFIC ID IN TIME DIVISION CHANNEL ACCESS

Номер: KR101798421B1
Автор: KIM, SEUNG GEUN, LIM, YONG KON, PARK, JONG WON, YUN, CHANG HO
Принадлежит: KOREA INSTITUTE OF OCEAN SCIENCE & TECHNOLOGY

The present invention relates to a method for determining a time slot to be transmitted when a sensor node transmits information to a central node by time division channel access in a network composed of a plurality of sensor nodes and central nodes having specific identification numbers, wherein each frame consists of K upstream slot groups and W downstream slot groups and each of the upstream slot groups consists of P time slots in a super frame composed of N frames. The method of the present invention comprises the steps of: A) a sensor node calculating a frame number where information is transmitted when the information to be transmitted is created on the sensor node; B) calculating an upstream slot group number (G_I) and a time slot number (P_I) for transmission within the determined frame number when the frame number for transmission is determined in step A); and C) determining a final slot number within the frame number determined from the upstream slot group number (G_I) and the ...

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Номер записи: 31
08-07-2015 дата публикации

PHOTOSENSITIVE RESIN COMPOSITION AND INSULATING FILM USING SAME

Номер: KR1020150078179A
Автор: LEE, EUN YOUNG, KIM, SEUNG KEUN
Принадлежит:

The present invention relates to a photosensitive resin composition and an insulating film using the same. The photosensitive resin composition of the present invention comprises: a copolymer in which an unsaturated compound having a dicyclopentenyl group and/or a dicyclopentanyl group, an unsaturated carboxylic acid and/or an unsaturated carboxylic acid anhydride are copolymerized and an unsaturated compound having an epoxy group is added therein; a photopolymerization compound; and a photopolymerization initiator including at least one oxime-based compound. The photosensitive resin composition is capable of forming a coating film which has high-resolution pattern characteristics and excellent developability and exhibits excellent chemical resistance and film retention ratio only by a soft baking process without hard baking, thereby being useful in manufacturing an insulating film used in an LCD and OLED display or the like. COPYRIGHT KIPO 2015 ...

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Номер записи: 32
18-09-2017 дата публикации

TDMA-BASED SINGLE CARRIER RESOURCE ALLOCATING METHOD IN UNDERWATER NETWORK

Номер: KR101778980B1
Автор: YUN, CHANG HO, KIM, SEUNG GEUN, PARK, JONG WON
Принадлежит: KOREA INSTITUTE OF OCEAN SCIENCE & TECHNOLOGY

The present invention discloses a TDMA-based single carrier resource allocating method in an underwater network. The method, in an underwater network system having a network structure between a navigation buoy (UBSC) and a plurality of underwater base stations (UBSi) clusters, allocates a resources to the plurality of underwater base stations (UBSi) in the cluster in a time division multiple access method, and allocates a resource having guaranteed link capacity to transmit all the uplink data to the UBSC by using each frequency. The resource allocation is performed using the maximum traffic amount or average traffic amount of a plurality of underwater base stations (UBSi) in the cluster during a resource allocation period. According to the present invention, the waste of time slots and frequency collision are prevented. The transmission error and delay time of traffic generated in a underwater base station are reduced. COPYRIGHT KIPO 2017 ...

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Номер записи: 33
29-06-2015 дата публикации

TDMA BASED COMMUNICATION CONTROL DEVICE AND METHOD THEREOF

Номер: KR1020150072139A
Автор: PARK, JONG WON, LIM, YONG KON, KIM, SEUNG GEUN, YUN, CHANG HO, CHOI, YOUNG CHOL
Принадлежит:

The present invention discloses a communication control device based on the time division multiple access (TDMA) protocols. According to an embodiment of the present invention, a communication control device includes: a time length check unit which checks the length of the waiting time period from the current time to the starting time of a slot reserved for the transmission and reception of first type data; a data set configuration unit which uses at least one of the second type data and third type data transmitted through a frequency band different from the frequency band used by the first type data to configure the data set having a time length equal to or shorter than the length of the waiting time; and a transmission unit transmitting the data set configured during the waiting time. COPYRIGHT KIPO 2015 (110) Reception unit (120) Time period checking unit (130) Data collection configuration unit (140) Transmission unit ...

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Номер записи: 34
05-06-2015 дата публикации

NEGATIVE-TYPE PHOTOSENSITIVE RESIN COMPOSITION

Номер: KR1020150061708A
Автор: CHAE, YU JIN, JUNG, JU YOUNG, KIM, SEUNG KEUN
Принадлежит:

The present invention relates to a negative-type photosensitive resin composition comprising a mixture of a copolymer having a group unit induced from an unsaturated monomer containing a substituted epoxy group, and a copolymer having a group unit induced from an unsaturated monomer containing a non-substituted epoxy group. The photosensitive resin composition of the present invention can provide a cured film showing excellent pattern development properties, elapsed time stability at room temperature, thermal impact stability, thermal resistance, and chemical resistance, thereby being used for manufacturing a touch panel, an OLED, and an insulation film for a liquid crystal display device. COPYRIGHT KIPO 2015 ...

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Номер записи: 35
29-06-2015 дата публикации

CHANNEL EQUALIZATION AND RECEPTION DATA DETERMINATION DEVICE FOR PACKET COMMUNICATION RECEIVER AND METHOD THEREOF

Номер: KR1020150072153A
Автор: KIM, SEUNG GEUN, LIM, YONG KON, YUN, CHANG HO, PARK, JONG WON
Принадлежит:

According to an embodiment of the present invention, a channel equalizing and reception data determining device used in a packet communication receiver includes: an input interface unit which receives a reception sample column of a packet including a midamble and the location information of the midamble; a sample division unit which uses the location information of the midamble to separate the reception sample column into a first sub-sample column and a second sub-sample column; and a channel equalizer unit which uses a channel equalization algorithm of the channel equalizer for the first sub-sample column and the second sub-sample column respectively to conduct a channel equalization operation. COPYRIGHT KIPO 2015 (110) Input interface unit (120) Sample division unit (130) Channel equalization unit (140) Received data determination unit (150) Control unit ...

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Номер записи: 36
04-07-2016 дата публикации

METHOD FOR SELECTING OPTIMIZED NETWORK AMONG HETEROGENEOUS MULTI-BAND MARINE NETWORKS

Номер: KR101631931B1
Автор: YUN, CHANG HO, CHO, A RA, KIM, SEUNG GEUN, LIM, YONG KON
Принадлежит: KOREA INSTITUTE OF OCEAN SCIENCE & TECHNOLOGY

The present invention relates to a method for selecting an optimized network among heterogeneous multi-band marine networks, which implement a multi-band network selection server of a middleware layer for selecting an optimal network in multi-band marine communication by using commercial wireless communication networks, and which enables ship station-oriented multi-band network selection. According to the present invention, a method for selecting an optimized network among heterogeneous multi-band marine networks in a marine multi-band network system which includes a user interface, a network selection server, and a network input/output interface and which performs marine wireless communication between a plurality of ship stations and a plurality of ground stations comprises the steps of: (A) storing, by a reception buffer, a message received from a user interface, and storing and buffering, by the reception buffer, a message received from a network input/output interface; (B) receiving ...

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Номер записи: 37
12-06-2018 дата публикации

세정 장치

Номер: KR0101866201B1
Автор: 김광식, 김승근, 이성수, 이재남
Принадлежит: 삼성전자주식회사

... 세정 장치는 세정 챔버, 에어 분사 유닛, 회전 유닛, 및 집진 유닛을 포함한다. 세정 챔버에 세정 대상체가 반입된다. 에어 분사 유닛은 상기 세정 챔버 내로 반입된 세정 대상체로 에어를 분사하여 상기 세정 대상체에 묻은 이물질들을 부유시킨다. 회전 유닛은 상기 에어 분사 유닛으로부터 분사된 상기 에어가 상기 세정 대상체에 적어도 2 방향을 따라 제공될 수 있도록 상기 세정 대상체를 회전시킨다. 집진 유닛은 상기 에어 분사 유닛에 의해 부유된 상기 이물질들을 흡입한다. 따라서, 에어는 얇은 반도체 패키지에 손상을 주지 않을 정도의 적정 압력을 가질 수 있다.

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Номер записи: 38
04-07-2016 дата публикации

MARITIME MULTI-BAND NETWORK SELECTION SYSTEM

Номер: KR101631925B1
Автор: YUN, CHANG HO, CHO, A RA, KIM, SEUNG GEUN, LIM, YONG KON
Принадлежит: KOREA INSTITUTE OF OCEAN SCIENCE & TECHNOLOGY

According to the present invention, a maritime multi-band network selection system in a maritime multi-band network system in which a plurality of ship stations and a plurality of ground stations perform maritime wireless communication comprises: a network selection server which implements a function for each module of network selection middleware, selects a required network among heterogeneous networks by using a network selection algorithm, and switches to the required network; a user interface which controls the network selection server in a plurality of transmission modes based on a transmission network ID, and monitors a state of real-time communication and a state of data buffered during network switching; and a network input/output interface which includes modems of the heterogeneous networks, sets link connections of the heterogeneous networks, and is embedded to construct interface input/output ports with the network selection server. COPYRIGHT KIPO 2016 ...

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Номер записи: 39
01-10-2018 дата публикации

활성탄소섬유 페이퍼 및 그 제조방법

Номер: KR0101902463B1
Автор: 정우영, 김현석, 임지혜, 김동훈, 김승근
Принадлежит: 에코융합섬유연구원, 지리산한지(유)

... 본 발명은 활성탄소섬유 페이퍼 및 그 제조방법에 관한 것으로서, 특히 기공이 균일하고 비표면적이 높은 활성탄소섬유 페이퍼 및 그 제조방법에 관한 것으로서, 활성탄소섬유와 저융점 바인더섬유를 습식초지법으로 초지한 후 캘린더링처리하는 단계를 포함하는 것을 특징으로 한다.

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Номер записи: 40
10-10-2016 дата публикации

METHOD OF PRODUCING NITROGEN-DOPED CARBON DOTS

Номер: KR101663748B1
Автор: KIM, HAK YONG, YANG LIU, PARK, MI RA, AN, TAE HEE, LEE, CHO HYE, KIM, SEUNG GEUN, LIU YANAN
Принадлежит: JIRISAN HANJI PAPER CO., LTD., INDUSTRIAL COOPERATION FOUNDATION CHONBUK NATIONAL UNIVERSITY

The present invention relates to a method of manufacturing nitrogen-doped carbon dots, the method comprising the steps of: (i) adding alginic acid to ethanediamine-added deionized water and mixing the same to produce liquid including nitrogen-undoped carbon dots; (ii) performing heat treatment on the liquid including nitrogen-undoped carbon dots by using a heat treatment apparatus to produce dark brown liquid including nitrogen-doped carbon dots; (iii) processing the dark brown liquid including nitrogen-doped carbon dots by ultrasound; separating the ultrasound-treated dark brown liquid by centrifugation; and (V) dialyzing the centrifuged dark brown liquid. The nitrogen-doped carbon dots has effects of higher chemical stability and water-soluble properties even though the price of the carbon dots is less than the conventionally used quantum dots price; and being easily applied in the biotechnology industry as the carbon dots has low toxicity and high biocompatible. The carbon dots produced ...

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Номер записи: 41
19-02-2016 дата публикации

DATALINK LAYER RECEPTION PROTOCOL FOR LONG RANGE UNDERWATER NETWORK

Номер: KR101593504B1
Автор: YUN, CHANG HO, CHO, A RA, KIM, SEUNG GEUN, LIM, YONG KON
Принадлежит: KOREA INSTITUTE OF OCEAN SCIENCE & TECHNOLOGY

The present invention relates to a datalink layer reception protocol for a long range underwater network. The present invention comprises: (a) an initial stage for a bus bar to set an initial communication path; (b) a normal stage for the bus bar and multiple cluster heads to communicate through the communication path; and (c) a final stage for the bus bar and the multiple cluster heads to finish the communication. The communication transmits and receives a packet-train type packet for transmitting the packet en bloc in a time division multiple access (TDMA). The packet receiving method of the packet-train train type comprises the steps of: (d) receiving the packet from Q by a packet-train lead algorithm to check the table of RX state and a header based on whether there is an error in the received packet, initializing the times of packet loss and the number of packets received based on whether reception is repeated to check if the received number of packets is the same as the total number ...

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Номер записи: 42
07-05-2015 дата публикации

PHOTOSENSITIVE RESIN COMPOSITION

Номер: KR1020150048307A
Автор: KWON, SEUNG HO, KIM, SEUNG KEUN, KIM, TAE HWAN, HAN, SEOK
Принадлежит:

The present invention relates to a photo sensitive resin composition, comprising: (1) a copolymer containing (1-1) a group unit induced by ethylene-unsaturated carboxylic acid, ethylene-unsaturated carboxylic acid anhydride, or a mixture thereof, and (1-2) a group unit induced from an ethylene-unsaturated compound containing aromatic ring; (2) a compound of chemical formula 1, a compound of chemical formula 2 or a mixture thereof; and (3) a photopolymerization initiator. The photosensitive resin composition of the present invention represents an excellent film retention ratio, sensitivity, and pattern developing properties during a formation of a cured film. Therefore, the cured film manufactured thereby has improved chemical resistance, strength, hardness, and heat resistance, and is useful in manufacturing an insulator film for a liquid crystal display device. COPYRIGHT KIPO 2015 ...

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Номер записи: 43
07-06-2016 дата публикации

CLEANING-IN-PLACE DEVICE FOR FOOD MANUFACTURING PROCESS

Номер: KR1020160063591A
Автор: KIM, SEUNG GEUN
Принадлежит:

According to the present invention, a cleaning-in-place device for a food manufacturing process comprises: a water tank wherein water is accommodated; a water pump squeeze pumping the water to an object to be cleaned; an alkali tank wherein an alkaline solution is accommodated; an alkali pump squeeze pumping the alkaline solution to an object to be cleaned; and a mixer mixing the water and the alkaline solution. Moreover, alkali concentration of a cleaning liquid mixed in the mixer can be controlled by a supply amount of the water. Therefore, as the supply amount of the water is controlled, the alkali concentration of the cleaning liquid can be automatically maintained. COPYRIGHT KIPO 2016 ...

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Номер записи: 44
09-01-2020 дата публикации

HYBRID METHOD FOR ACTIVATING IMPURITY

Номер: WO2020009281A1
Автор: YU, Hyun-Yong, KIM, Seung-Geun
Принадлежит:

Disclosed is a method for activating an impurity in a semiconductor device. The method for activating an impurity comprises the steps of: (a) injecting an impurity to a semiconductor substrate; (b) performing a first activation of the impurity by heat treating the semiconductor substrate at 500 ℃ to 550 ℃; and (c) performing a second activation of the impurity by irradiating, with a visible light laser, the surface of the semiconductor substrate to which the impurity is injected.

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Номер записи: 45
10-01-2019 дата публикации

VHF 데이터 교환 시스템의 채널 사용 방법

Номер: KR0101937340B1
Автор: 윤창호, 김승근, 임용곤
Принадлежит: 한국해양과학기술원

... 본 발명은 VHF 데이터 교환 시스템의 채널 공유 방법을 공개한다. 이 방법은 육상 VHF 데이터 교환 시스템과 위성 VHF 데이터 교환 시스템 채널간의 채널 공유 방법에 있어서, (a) 랜덤 액세스 채널의 공유를 위해 채널이 소정의 개수로 세분화되는 단계; (b) 상기 세분화된 채널에 대하여 네트워크 프로토콜 플로우에 따른 필요 슬롯 수가 도출되어 상향 및 하향 VHF 데이터 교환에 필요한 시간 영역 수가 결정되는 단계; (c) 상기 결정된 필요한 시간 영역 수에 대하여 상기 상향 및 하향 VHF 데이터 교환에서 채널에 할당된 슬롯 수를 산출하여 논리 채널 별로 채널이 공유되는 단계; 및 (d) 육상의 불리틴 보드 서버가 상기 결정된 필요한 시간 영역 수 및 상기 산출된 슬롯 수를 인가받아 불리틴 보드 정보를 업데이트하는 단계;를 포함하는 것을 특징으로 한다.

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Номер записи: 46
12-10-2017 дата публикации

METHOD FOR MANUFACTURING POLISHING PAD

Номер: WO2017175894A1
Автор: KIM, Seung-Geun, KANG, Hak-Su, CHOO, Jeong-Seon, JUNG, Dae-Han, PARK, Gi-Young, LEE, Ha-Woo, HONG, Gi-Sik, AN, Bong-Soo
Принадлежит:

According to the present invention, a method for manufacturing a polishing pad comprises the steps of: mixing a plurality of polymers so as to generate a urethane prepolymer having a viscosity of 20,000 cps (25°C) to 40,000 cps (25°C); mixing, in the urethane prepolymer, an inert gas and a low-boiling point foaming agent of which the boiling point is 60°C-150°C; and gelling and hardening the generated mixture in a predetermined mold so as to manufacture a polishing layer including porous pores.

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Номер записи: 47
14-12-2018 дата публикации

USB DEVICE THAT CAN BE INSERTED UP AND DOWN

Номер: KR1020180133264A
Автор: HAN, JUNG DO, KIM, HYE WON, KO, BYOUNG SAM, KIM, YUN HA, KIM, SEUNG KEUN, LEE, SO RA, SONG, KWAN HEE, KIM, TAE HYUN
Принадлежит:

The present invention relates to a USB device that can be inserted up and down. The USB device includes: a main housing having an extra receiving space formed therein; a guide portion formed on upper/lower surfaces thereof with a mounting hole for a latch and inserted into a port of an external USB terminal; two connector portions movably installed on the guide portion to move in the direction of a body such that the two connector portions can move through top and bottom surfaces thereof, in which the two connector portions include an upper connector portion provided on a bottom surface thereof with a connection pin and a lower connector provided on a bottom surface thereof with a connection pin; a data storage unit electrically connected to the connector portion; and a fixing portion protruding from an upper surface and a lower surface of the body. The top/bottom surfaces of the connector portion can be inserted into upper/lower surfaces of the external USB terminal connector portion as ...

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Номер записи: 48
08-05-2015 дата публикации

ILLEGAL FISHING VESSEL MONITORING SYSTEM

Номер: KR1020150049270A
Автор: KIM, SEUNG GEUN, LIM, YONG KON, PARK, JONG WON, YUN, CHANG HO
Принадлежит:

The present invention relates to a system to monitor illegal fishing vessels. The invention consists of the following units: a fishing authorization processing unit to be mounted on a monitoring ship which broadcasts messages requesting for vessel information including fishing authorizations and investigates whether the ship is authorized to fish in the given area by receiving reply signals; a database attached on the fishing authorization processing unit and storing fishing authorization permission information; and a communications terminal mounted on the monitoring ship, which processes communications with the fishing authorization processing unit and transmits reply signals in response to the message requesting for vessel information including fishing authorization broadcast from the fishing authorization processing unit. According to the present system to monitor illegal fishing vessels, the monitoring ship can find out information on permission remotely, thereby improving the efficiency ...

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Номер записи: 49
23-10-2017 дата публикации

테트라 방식의 통신용 수신기의 패킷 동기 검출 장치 및 방법

Номер: KR0101781514B1
Автор: 김승근, 임용곤, 윤창호, 박종원
Принадлежит: 한국해양과학기술원

... 본 발명의 일 실시예에 따른 테트라 방식의 통신용 수신기의 패킷 동기 검출 장치는 두 개의 미드앰블 심볼열 각각에 대해, 상기 수신기에 수신된 기저대역 신호의 샘플들과 복소수 영역에서 상관값을 계산하는 연산부; 상기 상관값을 미리 설정된 문턱값과 비교하는 비교부; 및 상기 상관값이 상기 문턱값 이상이면, 상기 미드앰블 심볼열이 포함된 패킷으로부터 패킷 동기를 검출하는 검출부를 포함한다.

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Номер записи: 50
11-08-2016 дата публикации

식품 제조 공정용 현장 세정 장치

Номер: KR0101647819B1
Автор: 김승근
Принадлежит: 김승근

... 본 발명의 식품 제조 공정용 현장 세정 장치는, 용수가 수용된 용수탱크; 용수를 세척 대상물로 압송하는 용수펌프; 알카리 용액이 수용된 알카리탱크; 알카리 용액을 세척 대상물로 압송하는 알카리펌프; 및 상기 용수와 알카리 용액을 혼합하는 믹서;를 포함하되, 상기 믹서에서 혼합된 세정액의 알카리 농도를 용수의 공급량에 의해 조절하는 것을 특징으로 한다. 이에 따라, 용수의 공급량을 조절함에 따라 세정액의 알카리 농도를 자동으로 유지시키는 효과가 있다.

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Номер записи: 51