baber/WOPTO huggingface dataset:
Patent KR-20030009488-A (KR)
Title: Fabricating an optical fiber preform using mcvd
Inventor: CHO JEONG SIK
IPC: C03B37/018
Filed: 2002-03-11
Abstract: PURPOSE: A method for preparing an optical fiber preform using MCVD (Modified Chemical Vapor Deposition) method, a nonlinear optical fiber prepared by the method, a method for preparing a planar optical waveguide circuit and a planar optical waveguide circuit prepared by the method are provided, to obtain a nonlinear optical fiber with stable properties without using additional apparatus by improving the stability of doping process. CONSTITUTION: The preparation method of an optical fiber preform comprises the steps of forming a cladding layer and a core layer inside the quartz glass pipe; partially sintering the core layer; partially contracting the diameter of the quartz glass pipe at the two end points(52(1),52(2)) of the quartz glass pipe where the cladding layer and the partially sintered core layer are formed; and doping the sintered part of the core layer with a dopant. Preferably the dopant comprises semiconductor ultrafine particle, and the semiconductor ultrafine particle comprises at least one selected from the group consisting of PbTe, PbS, SnTe, CuCl, CdS and CdSe.
Patent KR-20030007749-A (KR)
IPC: H04N7/08
Filed: 2002-03-19
Abstract: 적응형 데이터 삽입 메카니즘은 일반적인 프로그램들에 의해 소용되는 트랜스포트 스트림에서 최근 대역폭을 분석함으로써 장래 이용이능한 대역폭 예측/추정을 행하고, 트랜스포트 스트림내에서 선택된 패킷들의 대체에 의해 데이터를 삽입한다.  장래 이용이능한 대역폭의 추정들은 다가오는 프로그래밍 변경들에 관한 정보와 함께 대역폭 이용의 주기적인 샘플링으로부터 생성된다.  이용이능한 대역폭 추정은 트랜스포트 스트림내에서의 데이터 삽입을 우선순위화하 하고 스케쥴하는데 이용된다.  스케쥴된 데이터는 전송하기 전에 수신된 트랜스포트 스트림내에서 선택된 패킷들의 대체에 의해 삽입된다.
Patent KR-20040025516-A (KR)
Inventor: JUNG JIN HUI
IPC: H04L25/03
Filed: 2003-01-04
Abstract: PURPOSE: A channel equalizer of a single carrier receiver and an equalizing method of the channel equalizer are provided to improve equalizing performance even in a poor environment in which a strong ghost exists in a broadcasting signal. CONSTITUTION: A channel equalizer of a single carrier receiver includes a feed-forward filter(110) for removing a pre-ghost of each symbol from an input signal, a feedback filter(120) for removing a post-ghost of each symbol from the input signal, an adder(130) for adding up the symbols from which the pre-ghost and post-ghost have been removed, and a level setting part(150) that sets the added symbol to a corresponding level value and feeds the level value back to the feedback filter. The channel equalizer further includes a trellis decoder(140) for trellis-decoding the added symbol, an error calculator(160) for calculating an error between the added symbol and the level value, and a trellis controller(170) for controlling the trellis decoder to input a plurality of decoded symbols output from the trellis decoder to the feedback filter on the basis of the calculated error.
Patent KR-20030015315-A (KR)
Title: Airtight structure of entrance in cover with assembled at neck of vessel
Inventor: LEE JEONG MIN
IPC: B65D77/28
Filed: 2003-01-07
Abstract: PURPOSE: Provided is an airtight structure of an entrance in a cover with assembled at the neck of a vessel which forms an elastic airtight part at the upper part of the entrance so that it keeps airtightness efficiently at the cover requiring to switch more than two places. CONSTITUTION: The airtight structure of the entrance in the cover with assembled at the neck of the vessel is characterized by comprising the parts of: the elastic airtight part(102) which is formed at the entrance(101) of the cover(100) with having a circular wheel form and lowered downward to keep airtightness; and an airtight part for the entrance(103) which is closely placed at an airtight inner wall part of the cover to keep airtightness.
Patent KR-20040064499-A (KR)
Title: Panel for fire prevention door
Inventor: CHO HEE MOON
IPC: E06B5/16
Filed: 2003-01-13
Abstract: PURPOSE: A panel of a fire prevention door is provided to execute maintenance easily by enabling the replacing repair partially at the breakage of the door and to always offer new esthetic senses by changing the shape easily. CONSTITUTION: A panel of a fire prevention door comprises a panel comprises plates(2a,2b), finishing panels(1), decorating panels, connecting bolts(3), fixing members(4) and H beams(5,5'). The plates have recessed portions(21,22) to be processed in one side opened squares by many blanking operations. The finishing panels are stuck to the rear sides of the plates. The decorating panels are stuck to the outside faces of the finishing panels. The connecting bolts are fixed in the plates through nuts by penetrating the recessed portions. The fixing members are fixed through a spot welding by forming fixing plates in the ends of the plates and having recessed grooves(43) therein. The H beams are inserted in the recessed grooves. The panel for a fire prevention door is formed by combining more than two panels. Thereby, the partial replacement is possible at the breakage of the door.
Patent KR-20030066350-A (KR)
Title: 유압 도관
IPC: C08L77/00
Filed: 2003-01-27
Abstract: 본 발명은, 폴리아미드계의 성형재료 (molding compound) 로 이루어진 적어도 하나의 층을 포함하는, 열가소성수지에 기초한 차량용 유압 도관 (hydraulic line) 에 있어서, 상기 폴리아미드계의 성형재료는 나노-스케일의 충진제를, 폴리머 매트릭스 (matrix)의 100 중량부를 기준으로 하여, 0.5 내지 50 중량부, 더욱 바람직하게는 1 내지 30 중량부 포함하는 것을 특징으로 하는 유압 도관에 관한 것이다.
Patent KR-20040069915-A (KR)
Inventor: JANG BYUNG CHUL
IPC: B32B38/14
Filed: 2003-01-30
Abstract: PURPOSE: A method and apparatus for preparing a multi-steel plate and a multi-steel plate prepared thereby are provided to enhance a durability and to express a various and beautiful chromaticity. CONSTITUTION: The multi-steel plate comprises a first coating layer(C1) formed on the surface of a laminar metal material(P); a printing layer(N) formed on an upper side of the first coating layer(C1) and having a design of a various chromaticity printed by a printer; a second coating layer(C2) formed on an upper side of the printing layer(N); and a protective film(F) attached to an upper side of the second coating layer(C2). The method for preparing the multi-steel plate comprises the steps of: cleaning the laminar metal material; first coating; first drying; first cooling; preheating; printing by a printer; second drying; second cooling; second coating; third drying; third cooling; and film attaching.
Patent KR-20040070548-A (KR)
Title: Vending machine
Inventor: YOO TO SEOK
IPC: G07F13/00
Filed: 2003-02-04
Abstract: PURPOSE: A vending machine is provided to improve the beverage discharge structure for selling various type of beverages by using a combining tube as a simple mechanical component. CONSTITUTION: A vending machine includes a plurality of raw material storage members, a water supply tank, a plurality of mixing balls, a plurality of guide hoses(152), a plurality of combining tubes(153) and a plurality of discharge nozzles(154). The plurality of raw material storage members stores the powder raw materials. The water supply tank stores the water and the plurality of mixing balls mixes the powder raw material with the water supplied from the water supply tank. The plurality of guide hoses(152) is connected to each of the mixing balls for guiding the beverage. The plurality of combining tubes(153) is connected to at least two guide hoses. And, the plurality of discharge nozzles(154) is connected to each of the combining tubes(153) for discharging the beverage to the cup.
Patent KR-20030027918-A (KR)
Title: Decoration pack with check valve included
Inventor: LEE JEONG MIN
IPC: B65D33/16
Filed: 2003-03-08
Abstract: PURPOSE: Provided is a decoration pack with a check valve included which adds the check valve to a spout to increase convenience in use and keep the shape of various contents released through the spout constant so that it shows decoration effect. CONSTITUTION: The decoration pack with the check valve included comprises the parts of: a suture part which is inserted into a spout(110) to secure a spout insertion space for opening part of the spout when cutting piece is eliminated; and the spout which includes an entrance(112) at upper side of an adhesion part(111), a cover(113) partitioned by a cutting line(114) to open or close the entrance, a spout hole(115) and the check valve(120) to be opened or closed under constant pressure.
Patent KR-20040080136-A (KR)
Inventor: KIM GANG IL
IPC: D21J3/00
Filed: 2003-03-11
Abstract: PURPOSE: A pulp mold device is characterized by containing a pressure unit capable of outputting on at least 40ton, reducing an equipment cost, having easiness of maintenance, having small-sized equipments and preventing hydraulic oil from flowing. The pulp mold device is capable of preventing fire, providing pleasant working condition by an air eject vacuum unit and saving energy. CONSTITUTION: A pulp mold device containing a pressure unit and an air eject vacuum unit comprises: a prominence frame and a depression mold frame having space inside and a net form; the pressure unit comprising a pressure part and a fixing plate fixing the prominence mold and the depression mold frame respectively; the vacuum unit which is communicated with the space of the mold frames, vacuum-absorbing water absorbed into the pulp material and keeping the water in a vacuum chamber; and a pneumatic device(140) supplying high-pressure air to the pressure unit and the air eject vacuum unit. The pressure unit comprises: a cylinder containing many administrative systems; a plurality of pistons installed in each administrative system and moved up and down; a hydraulic oil tank supplying hydraulic oil between the administrative systems; and a first and a second electronic valves(121)(122) which are communicated with the administrative systems and the hydraulic oil tank, setting proper flow channel in accordance with ON/OFF. The vacuum unit comprises: an air ejector communicated with an upper part of the vacuum chamber; an exhaust pipe communicated with the air ejector; a trap which is communicated with a lower part of the vacuum chamber and supplied water from the vacuum chamber, setting to atmospheric pressure condition; and an exhaust pump which is communicated with the trap, exhausting water.
Patent KR-20040080454-A (KR)
Inventor: KANG GYEONG SEOK
IPC: F04B39/00
Filed: 2003-03-11
Abstract: PURPOSE: A support device of a reciprocating compressor is provided to reduce vibration of the compressor without fixing a compressor body to a casing. CONSTITUTION: A support device of a reciprocating compressor comprises a reciprocating motor(30) fixed to frames(21,22,23) in a casing to enable an operator to reciprocate rectilinearly; a compression unit(40) having a piston combined to the operator of the reciprocating motor; a resonant spring unit(50) elastically supporting the piston and the operator among the frames to enable the piston to move rectilinearly together with the operator; and a support spring unit(100). The piston is combined to the operator of the reciprocating motor, to suck and compress refrigerant gas while reciprocating rectilinearly in a cylinder fixed to the frames. The support spring unit comprises first support springs(110) having one ends fixed to the frames; second springs(120) having one ends fixed to the casing; and a mass(130) fixing both ends of the first and second support springs to the upper and lower sides and vibrating between the first and second support springs.
Patent KR-20030079731-A (KR)
Title: 메모리 구조체 및 메모리 캐리어 및 전자 장치 및 메모리구조체의 제조 방법
IPC: H01L27/102
Filed: 2003-04-01
Abstract: 메모리 구조체는 제 1 전극(835, 235, 335, 435, 535, 635, 743), 에지를 갖는 제 2 전극(27, 239a, 239b, 339a, 339b, 439a, 439b, 539a, 539b, 639a, 639b, 735), 제 3 전극(833, 233, 333, 341, 433, 441, 533, 633, 641, 739), 제 1 전극과 제 2 전극 사이에 배치된 제어 소자(25), 제 2 전극의 에지와 제 3 전극 사이에 배치된 메모리 저장 소자(23)를 포함한다.
Patent KR-20040087005-A (KR)
Inventor: KIM MOO KYEM
Filed: 2003-04-04
Abstract: PURPOSE: An internet education site operating method is provided to activate a computer system for enabling a student to do a game or an internet surfing only if the student studies for a set time. CONSTITUTION: The method comprises several steps. A parent accesses an operating server(S11). The parent subscribes for the service offered by the operating server by inputting necessary data(S12). The operating server transmits an automatic access program to a user computer, and registers data on the user computer at a database(S13). In a case that a student boots the computer, the automatic access program is executed while general functions are not being activated(S14). The operating server responses to an access signal of the user computer, checks data on the student, and guides the student to a study space(S15). If the student studies for a set time, the server transmits a control signal for activating the general functions to the user computer, and then the student plays a game or does an internet surfing(S16).
Patent KR-20040087814-A (KR)
Inventor: EOM YEONG RANG
IPC: B22F1/00
Filed: 2003-04-10
Abstract: PURPOSE: A nano iron oxide fiber is provided which maximizes efficacy of fiber, and which is manufactured economically and easily mass-produced by maintaining size of the powdered iron oxide to nano size when manufacturing powdered iron oxide into fiber, and a manufacturing method of the nano iron oxide fiber is provided. CONSTITUTION: The method comprises a step of dispersing the iron powder into the dispersion by adding nano size iron powder to a dispersion such as distilled water; a step of reacting the iron powder with acetic acid at low temperature after adding about 1 to 2 ml of acetic acid (CH3COOH) as an additive for 1000 ml of water to a solution into which the iron powder is dispersed; a step of filtering and drying a precipitant obtained above step; and a step of heat treating the dried powder in an electric furnace, wherein 1 to 2 weight parts of the nano size iron powder is added to 1000 weight parts of the dispersion, wherein the precipitation reaction is performed at a temperature of 40 to 60 deg.C, and wherein the heat treatment is performed at a temperature of 200 to 400 deg.C.
Patent KR-20040092174-A (KR)
Inventor: AHN YEONG JUN
IPC: H01J11/48
Filed: 2003-04-25
Abstract: PURPOSE: A plasma display panel and a fabrication method therefore are provided to improve a yield and a mass production. CONSTITUTION: A plasma display panel comprises a first plate(114), a second plate(116) opposed to the first plate and having a discharge space between the first plate and the second plate, a sealing layer(150) located between the first plate and the second plate, and a buffer layer for compensating a heat stress of the first plate and the sealing layer and formed between the first plate and the sealing layer. A fabrication method of the plasma display panel comprises a step of forming the buffer layer at the first plate, a step of forming the sealing layer on the buffer layer, and a step of adhering and uniting the special prepared second plate with the first plate forming the sealing layer.
Patent KR-20040093883-A (KR)
Inventor: CHO GI SEONG
IPC: B63B7/00
Filed: 2003-04-30
Abstract: PURPOSE: A tent-type boat is provided to use as a boat in normal times for the aquatic leisure as fishing or water plays and to use as a tent for rainy days, strong sunlight, or at night. CONSTITUTION: A tent-type boat is composed of a tube-type air frame(10) filled with air in a closed inner part; a bottom unit installed inside the air frame to form a bottom portion; a frame(30) folded in receiving force from the outside by self-tension and unfolded into an original state in removing the external acting force to form a bone structure of the tent; and a tent cloth(40) for fixing the frame in a constant shape by a needlework and forming a walls and roof of the tent in unfolding the frame, wherein the lower side of the tent cloth is attached to the outside of the air frame.
Patent KR-20030087568-A (KR)
Title: 길이 변화율 감소된 다중층 중합체 호스 라인 또는 관
IPC: C08L51/06
Filed: 2003-05-07
Abstract: 자동차에서 가압 유체 도관으로 사용하기 위한 2층 또는 3층 중합체 관은 내벽을 가질 수 있고 또는 연속적으로 또는 부분적으로 주름진 벽을 가질 수 있다.  본 발명의 벽은 경질 중합체 성형 물질로 이루어진 외층 및 연질 고무 유사 중합체 또는 중합체 혼합물로 이루어진 내층을 갖는다.  내층의 안쪽에는 열가소성 접착 변성 엘라스토머 조성물로 이루어진 층이 제공될 수 있다.  물질들은 "경질-연질-복합체"를 제공하도록 층에 따라 선택한다.  고무 유사 중합체 조성물은 30 Shore A 내지 60 Shore D 범위의 경도를 가지며, 특히 약 30 Shore A 내지 90 Shore A 경도를 갖는다.  상기 조성물은 공압출 또는 콘엑스(conex) 법에 의해 가공가능하며 부가 결합제 없이도 탈층 없이 서로 비양성적으로 또는 양성적으로 직접 부착될 수 있는 것을 선택한다.
Patent KR-20040096275-A (KR)
Inventor: LEE BYEONG HO
IPC: H01L21/66
Filed: 2003-05-07
Abstract: PURPOSE: A method and an apparatus for inspecting a defect of a wafer surface are provided to optimize processing conditions by detecting defects of an entire surface of a wafer including the pattern region and the other region. CONSTITUTION: A wafer loading process is performed to load a wafer into an inside of a wafer inspection unit in order to prepare a wafer inspection process(S100). A wafer measurement condition setup process is performed to set up wafer measurement conditions(S110). An inspection process is performed to measure simultaneously the pattern region and the other region according to the wafer measurement conditions in order to detect a defect of an entire surface of a wafer(S120).
Patent KR-20040098129-A (KR)
Inventor: KIM SEONG HUN
IPC: G08B25/00
Filed: 2003-05-13
Abstract: PURPOSE: A method for recognizing automatically an abnormal state of a home alarm system by using an internet refrigerator having a camera is provided to transmit an alarm signal to a police station or a security company by detecting an invader. CONSTITUTION: Image data related a present state are obtained from a camera module(404). Differential image data between reference image data and the resent state data are obtained(405). A variation over a critical value is checked from the differential image data(406). A clustering process is performed by using the differential image data as objects when the variation over the critical value is checked(407). Area information is obtained by selecting the largest group(408). An exceeding state of the critical value is compared with a normal state by using the area information(409).
Patent KR-20040098142-A (KR)
Inventor: JANG SANG BEOM
IPC: G08C17/00
Filed: 2003-05-13
Abstract: PURPOSE: An automatic management system for managing a modification of a structure by using a wireless communication system is provided to manage safely the structure by detecting a dangerous state of the structure. CONSTITUTION: A modification measurement sensor(220) is used for sensing a modification of a structure(210). A data logger(230) is used for transmitting a data request signal to the modification measurement sensor and collecting the measured data. A server(250) is connected to the data logger through a network(240) in order to store the collected data to a database(253) and perform operations including a data sorting process, a data calculation process, a data statistics process, and a data output process. A wire communication unit(270) is connected to the server through a wireless communication network(260) in order to receive the collected data from the database of the server.
Patent KR-20040098372-A (KR)
Inventor: JI SU HWAN
IPC: B60K20/02
Filed: 2003-05-14
Abstract: PURPOSE: A gear lever heating device of a vehicle is provided to smoothly change a gear by preventing coldness of a gear lever from being transmitted to hands of a driver in winter seasons, to improve reliability of products by holding heat by other hot wire if one hot wire is broken, and to keep optimal temperature for driving by gradually regulating the temperature. CONSTITUTION: In a gear lever cover(30) for covering the outside of a gear lever of a vehicle, a gear lever heating device for the vehicle is composed of a plurality of hot wires mounted in the gear lever cover to emit heat and a temperature control switch(50) for gradually regulating the temperature of the hot wires. The hot wires are disposed in the gear lever cover at a constant gap and coupled parallel to a power unit(60). The temperature control switch has an on/off unit(52) for operating the power unit of the hot wire and a temperature control unit(54) for gradually regulating the temperature of the hot wire.
Patent KR-20040098767-A (KR)
Title: Damper of washing machine
Inventor: KIM JAE HYEON
IPC: D06F37/20
Filed: 2003-05-15
Abstract: PURPOSE: A damper of a washing machine is provided to act high damping force by damping vibration of a tub with friction force of friction rings formed at a slider and an air chamber for excessive vibration with large displacement and to secure low damping force by acting only friction ring of the air chamber for normal vibration with small displacement. CONSTITUTION: A damper of a washing machine comprises a cylinder(102); a cylindrical air chamber(110) separated from the cylinder and composed of an air leakage hole(115) formed at one plate and at least one air passage(117,156) and air cut-off valve(118,155) formed at the other plate; a ring-shaped fixing member(120) mounted on the outer peripheral surface of the cylindrical air chamber; a first friction ring(121) fastened on the outer peripheral surface of the fixing member and contacted to the inside of the cylinder; a guide bar(130) having one end attached to the other plate of the air chamber and separated from the inner surface of the cylinder and the other end to which a piston(180) is extended; a slider(150) for covering the outer peripheral surface of the guide bar to slide by transmitted force and having at least one air passage and air cut-off valve; and a second friction ring(161) fixed on the outer peripheral surface of the slider and contacted to the inner surface of the cylinder.
Patent KR-20030091740-A (KR)
Title: 콤비네이션형 ｉｃ 카드
IPC: G06K19/077
Filed: 2003-05-22
Abstract: 콤비네이션형 IC 카드는, 카드에 설치된 접촉형 통신용 단자를 통하여 데이터를 기입 및 판독하기 위한 접촉형 인터페이스와, 무선으로 송신되어 온 데이터를 안테나 코일로 수신하여 그 데이터를 기입 및 판독하기 위한 비접촉형 통신용 병렬 공진 회로로 이루어지는 비접촉형 인터페이스 양쪽을 포함한다.  접촉형 통신용 단자의 하나인 클럭 단자로부터 입력되는 접촉형 통신용 클럭의 주파수와, 안테나 코일로 수신된 비접촉형 통신용 클럭의 주파수의 차이에 따라, 접촉형 통신 또는 비접촉형 통신 중에서 어느 통신인지의 판별을 행하는 접촉/비접촉 판별 회로를 포함한다.  이에 의해, 접촉형 통신 또는 비접촉형 통신 중에서 어느 통신인지의 판별을 높은 정밀도로 안정적으로 행할 수 있는 콤비네이션형 IC 카드를 제공할 수 있다.
Patent KR-20040103732-A (KR)
Inventor: JUNG HWA YONG
IPC: H04B7/02
Filed: 2003-06-02
Abstract: PURPOSE: An apparatus and method for detecting the application of the Tx diversity of a PCCPCH(Primary Common Control CHannel) in an asynchronous W-CDMA system is provided to shorten the time required for detection and to increase the reliability and efficiency of detection by detecting the Tx diversity of a PCCPCH by using all slots. CONSTITUTION: An apparatus for detecting the application of the Tx diversity of a PCCPCH in an asynchronous W-CDMA system comprises a coefficient generator and a determiner. The coefficient generator outputs Tx diversity information, transmitted from the first or second antenna of a base station, as the first coefficient and the second coefficient according to whether a received SCH(Synchronization CHannel) slot is even or odd. Based on the first and second coefficients, the determiner determines whether a time-space Tx diversity is to be applied.