baber/WOPTO huggingface dataset:
Patent KR-20030026161-A (KR)
Inventor: JUNG CHANG SEOP
IPC: H04L27/34
Filed: 2001-09-25
Abstract: PURPOSE: A frequency and phase locked loop system of a digital repeater and a receiver is provided to automatically and independently control a signal for locking at the FPLL circuit and the output level transmitted to the following stage. CONSTITUTION: A frequency and phase locked loop system of a digital repeater and a receiver includes a digital step attenuator(210) for attenuating an intermediate frequency signal having a pilot signal to a predetermined level, a channel filter(220) for removing an adjacent channel component by filtering the attenuated intermediate frequency signal, an IQ demodulator(230) for amplifying the intermediate frequency signal of the channel filter(220) and for outputting by demodulating the outputted signal as a final I.Q channel signal by multiplying the local signal of the voltage control oscillator, a frequency and phase synchronizing block for comparing the phase of the demodulated I and Q channel signal and controlling the DC level of the voltage control oscillator in response to the output voltage level corresponding to the change of the phase, an offset control block(250) for controlling the DC offset value of the frequency and phase synchronizing block and a controller and a signal to noise ratio(SNR) indicator(270) for controlling the DC offset control and the SNR by controlling each of the blocks.
Patent KR-20030026573-A (KR)
Title: A complex milling cutter
Inventor: JUN MUN CHEOL
IPC: B23C5/06
Filed: 2001-09-26
Abstract: PURPOSE: A complex milling cutter is provided to carry out rough cutting and fine cutting work in one transfer, thereby reducing working time and improving working efficiency. CONSTITUTION: A complex milling cutter(100) comprises a body(15), a rough milling cutter(10), a main body(21), and a fine milling cutter(20). The body is rotated by a rotation member, and a first protrusion(13) is formed in lower side. The rough milling cutter comprises a first cutting member(17) mounted in an end of the first protrusion(13). The main body is formed with a second protrusion to lower side, and is connected to the lower part of the body(15). The fine milling cutter is connected to the second cutting member connected to the end of the second protrusion. The rough milling cutter comprises a first cutting member.
Patent KR-20030026613-A (KR)
Title: Composition for preventing or treating gap junctional intercellular communication and homeostasis-related diseases comprising phellinus linteus extract
Inventor: CHO JONG HO
IPC: A61K36/07
Filed: 2001-09-26
Abstract: PURPOSE: A composition containing an extract of Phellinus linteus as an effective component is provided which effectively recovers the inhibition of gap junctional intercellular communication and the unbalance of homeostasis and thus can be used for prevention or treatment of disease associated therewith. CONSTITUTION: Phellinus linteus is extracted in ethanol or hot water under high pressure and a pharmaceutical composition for prevention or treatment of disease associated with the inhibition of gap junctional intercellular communication and the unbalance of homeostasis contains the Phellinus linteus extract and a pharmaceutically acceptable carrier. The effective dose of the pharmaceutical composition is 15 to 170mg/kg body weight/day. The disease associated with the inhibition of gap junctional intercellular communication and the unbalance of homeostasis is nervous system disorders containing diabetics, Charcot-Marie-Tooth disease type 1, blood related disorders containing spermatogenesis disorders, blood related disorders containing hypertension or epilepsia.
Patent KR-20030028167-A (KR)
Title: Apparatus for pasting oil on the butt resistance welding portion
Inventor: BAE JEONG DON
IPC: B23K11/04
Filed: 2001-09-27
Abstract: PURPOSE: An apparatus for anointing butt welding portion is provided to improve welding quality by applying oil on a part to be butt resistance welded so that welding current uniformly flows all over the welding portion. CONSTITUTION: In an apparatus for anointing butt welding portion which is mounted on a moving body such as a shearing machine moving along the welding portion so that the apparatus applies oil on the surface of a welding portion to be butt resistance welded, the apparatus for anointing butt welding portion comprises a supporting shaft(11) fixed to the moving body so that the supporting shaft(11) is parallel to the surface of the welding portion and perpendicular to a moving path of the moving body; first and second links(14,15) rotationally connected to the supporting shaft(11); third and fourth links(21,24) one end of which is connected to the first and second links(14,15), and the other end of which is connected to each other to form a four joint link structure; a spring for providing elasticity in a direction in which the first and second links(14,15) are widened each other; a rotation transmission gear(13) for connecting the first and second links(14,15) so that they are oppositely rotated to each other; supporting rolls(27,28) idly mounted on both sides of the third link(21); and an application roll which is arranged between the supporting rolls(27,28), idly mounted on the third link(21) and receives oil from an oil supply pipe.
Patent KR-20020033441-A (KR)
Inventor: ARAI HIROKI
IPC: C23C16/458
Filed: 2001-10-19
Abstract: PURPOSE: To give a substrate-holding device for forming a film, having a uniform film thickness without the occurrence of warpages or distortions of a substrate. CONSTITUTION: A semiconductor substrate is held in a reaction chamber for evacuation into vacuum and heating. A recess inclined from a periphery toward a central direction is provided on a substrate-holding surface of the substrate holding device, the substrate is held in a state, in which only the rear surface peripheral edge is contacted with the oblique surface of the recess, and the recess is formed so that the interval between the center and the substrate becomes a prescribed distance. The oblique surface of the recess may be preferably formed of a conical surface made of a part of a spherical surface.
Patent KR-20030034579-A (KR)
Title: Apparatus for acquisition for DS/CDMA signal
Inventor: LEE KWANG BOK
IPC: H04B1/7075
Filed: 2001-10-26
Abstract: PURPOSE: A device of receiving code acquisition for a DS/CDMA(Direct-Sequence/Code Division Multiple Access) receiving signal is provided to control a coupling gain and a detecting time by changing the number of detecting groups and the number of antennas of each group, and to simultaneously obtain decided variables for different phases according to the number of the antennas, thereby reducing a retrieving time for the code acquisition. CONSTITUTION: L antennas(500_1-500N_M) are arranged in N groups. Correlators(530_1-530N_M) of each group obtain correlation for all code phases to be tested. Multipliers(540_1-540N_M) multiply sample coefficients, and output the multiplied coefficients. Couplers(550) include M adders(551_1-551_M). The M adders(551_1-551_M) receive detecting values of the same code phases from the multipliers(540_1-540N_M), and add up the detecting values to obtain decided variables, then output the variables to a decider(560). The decider(560) collects the variables for all the code phases, selects a code phase corresponding to a decided variable having the biggest value, and temporarily decides the code phase in a retrieval step. The decider(560) re-performs correlation with preset correlation coefficients for the temporarily-decided code phase, obtains sample coefficients, and passes the sample coefficients, then adds up all outputs of the adders(551_1-551_M) to obtain decided variables.
Patent KR-20020034953-A (KR)
Title: Connector for fuel tank
Inventor: KATO TSUYOSHI
IPC: B60K15/01
Filed: 2001-11-01
Abstract: PURPOSE: A connector for a fuel tank is provided to effectively reduce leakage of fuel evaporation gas of fuel in a fuel tank from the connector portion. CONSTITUTION: A connector for a fuel tank to connect a fuel tank(B) and a pipe(C) in communicating fashion includes a gas barrier member(10) made of a synthetic resin with a gas barrier property. The gas barrier member includes a tubular portion(11) and a flanged portion(12) provided on a peripheral side of the tubular portion with a greater side than an opening(Ba) of the fuel tank(B). The gas barrier member is made of polybutylene terephthalate, polyphenylene sulfide, a liquid crystal polymer, aliphatic polyketone, aromatic polyamide, a blended polymer of an ethylene-vinyl alcohol copolymer and high-density polyethylene, a blended polymer of polyamide and polyethylene, a blended polymer of polymer of polyamide and high-density polyethylene, or polyethylene terephthalate.
Patent KR-20030044678-A (KR)
Title: Apparatus for near field optical recorder
Inventor: KIM YEONG SIK
IPC: G11B11/105
Filed: 2001-11-30
Abstract: PURPOSE: A near field optical recorder is provided to protect a light transmitting and receiving unit from heat generated from a light radiating unit. CONSTITUTION: A near field optical recorder has a slider(100) on which an opposite lens(112) is mounted. The slider includes a main body(110) having an objective lens(111) and the opposite lens whose optical axes accord with each other, the first and second thin plates(120,130), a laser diode chip, and a light transmitting and receiving unit(200). The first thin plate has a through-hole(121) in which the objective lens is set. The second thin plate has a predetermined distance from the first thin plate. The laser diode chip is installed on the face of the second thin plate opposite to the first thin plate. The light transmitting and receiving unit is formed on the face of the first thin plate, facing the second thin plate, and inputs light emitted from the laser diode chip to a disk through the opposite lens to form near field.
Patent KR-20030045465-A (KR)
Title: A test pattern of semiconductor device
Inventor: YOON JUN HO
IPC: H01L21/66
Filed: 2001-12-04
Abstract: PURPOSE: A test pattern of a semiconductor device is provided to be capable of accurately measuring contact resistance by forming a contact chain test pattern made of concave shaped active regions and inverse concave shaped metal lines. CONSTITUTION: An isolation layer(35) is formed in a substrate for defining concave shaped active regions(33). An interlayer dielectric having contact holes is formed on the resultant structure. Contact plugs(41) are filled into the contact holes formed in the interlayer dielectric. Inverse concave shaped metal lines(43) are formed on the resultant structure for electrically connecting to the contact plugs(41). At this time, the end portions of the inverse concave shaped metal lines(43) and concave shaped active regions(33) are connected with each other when looking down the resultant structure. At the time, the contact plugs are located between active regions and metal lines, thereby equally conserving the contact surface between the contact plug, and the active region and metal line.
Patent KR-20030048244-A (KR)
Title: Method of Preparing Expandable Polystyrene Having Good Effect For Human Body
Inventor: JANG JEONG HO
IPC: C08J9/18
Filed: 2001-12-11
Abstract: PURPOSE: A method for preparing a human body-friendly foaming styrene resin particle and a foaming styrene resin particle prepared by the method are provided, to prepare a foaming styrene resin particle with an excellent appearance without generating harmful benzene by employing t-peroxy 2-ethylhexyl monocarbonate and 1,1-bis t-butylperoxy 3,3,5-trimethylcyclohexane. CONSTITUTION: The method comprises the steps of adding a suspension stabilizer to water in a polymerization tank to prepare a suspension; adding a styrene dispersion comprising a styrene monomer, t-peroxy 2-ethylhexyl monocarbonate and 1,1-bis t-butylperoxy 3,3,5-trimethylcyclohexane to the polymerization tank with stirring and polymerizing the mixture at a high temperature; and infiltrating a hydrocarbon of a low boiling point into the material of the tank at a temperature lower than a softening point. Preferably the suspension stabilizer is tricalcium phosphate and/or hydroxyethyl cellulose; and the hydrocarbon is pentane, butane or propane.
Patent KR-20030048859-A (KR)
Title: device for locking unit of Motor Controll Center
Inventor: CHOI YONG SEON
IPC: H02B1/26
Filed: 2001-12-13
Abstract: PURPOSE: A unit locking apparatus of a motor control board is provided to prevent the fault operation of an equipment by maintaining positions of plural units inserted into the motor control board upon being applied an external impact. CONSTITUTION: A lock frame(400) is mounted on a case(3) of a unit. A rotor(401) is coupled to the lock frame(400) so as to be capable of rotating and provided with a male screw along a shaft direction on a circumference of the rotor(401). A lock lever(402) is inserted into the male screw of the rotor(401) to be screw-coupled. A coil spring(404) is fixed on one of the lock lever(402) and the lock frame(400) and adds an elastic force to the lock lever(402) being inserted into the circumference of the rotor(401). An L-shape lock recess(403) is formed through a control board frame(1) and a case(3) of a unit so that the lock lever(402) is guided.
Patent KR-20030050253-A (KR)
Title: break performance improvement system using brake booster
Inventor: SON YEONG GYUN
IPC: B60T13/00
Filed: 2001-12-18
Abstract: PURPOSE: A device for improving damping performance using a brake booster is provided to improve manipulation feeling of a brake pedal and increase damping performance. CONSTITUTION: A device for improving damping performance using a brake booster comprises a bypass passage(40) and an orifice(50). One end of the bypass passage is connected to an air passage connecting an air cleaner and a suction manifold, and the other end is connected with a connection port(31) connected to the suction manifold from a constant pressure chamber(A) formed in a brake booster(10), with passing through the constant pressure chamber. The orifice is disposed on the bypass passage, and a suction port connected with the constant pressure chamber is integrally formed to the orifice. Negative pressure of the constant pressure chamber is maximized while the air in the constant pressure chamber is doubly sucked in through the connection port connected to the suction manifold and the suction port of the bypass passage with the orifice.
Patent KR-20030050634-A (KR)
Title: hand free system using navigation system of vehicle
Inventor: KIM GANG RYUL
IPC: H04B1/38
Filed: 2001-12-19
Abstract: PURPOSE: A handsfree system using a car navigation system is provided to embed a handsfree module having a mobile phone radio wave transceiving function without a specific intrinsic number in the car navigation system. CONSTITUTION: A handsfree module(210) performs a serial communication with a mobile phone(100), and communicates with the mobile phone(100) through a communication jack. The handsfree module(210) confirms a mobile phone intrinsic number stored in a memory of the mobile phone(100), and communicates with a base station(500). The handsfree module(210) confirms an intrinsic frequency band of the mobile phone(100), stores the confirmed frequency band in a memory, and receives a signal with a frequency bandwidth of the mobile phone(100). A navigation circuit(220) performs a data communication with the handsfree module(210), receives traffic information and mobile phone image information, and outputs traffic information and mobile phone image information according to the request of a user.
Patent KR-20030053882-A (KR)
Title: Sewing machine shuttle without bobin
Inventor: YU YU NAM
IPC: D05B57/28
Filed: 2001-12-24
Abstract: PURPOSE: A shuttle box having no bobbin on a sewing machine has a simple structure. The shuttle box is capable of supplying bottom yarn continuously, working continuously and increasing workability. CONSTITUTION: On the sewing machine, the shuttle box is comprised of: an outer shuttle box(100) having a cross-section of concave shape and containing a bottom yarn feeding hole(102) and a connecting groove(103); a shaft(101) installed on the bottom of the outer shuttle box(100); an inner shuttle box(200) containing a bottom yarn feeding shaft(202) in the center; a connecting tuck(201) which is formed on the inner shuttle box(200), corresponding with the connecting groove(103); and a cover(300) comprised of a handle(301) and a bottom yarn feeding groove(302).
Patent KR-20030054583-A (KR)
Title: Flux cored wire having excellent moisture resistance
Inventor: PARK SANG MIN
IPC: B23K35/40
Filed: 2001-12-26
Abstract: PURPOSE: A non-hygroscopic filling wire is provided to remarkably reduce absorbent rate of a flux filled in a wire by shielding wet from a magnesia clinker, which is raw material of the flux. CONSTITUTION: A flux filling wire is filled with a flux including a magnesia clinker as a slag forming agent. The magnesia clinker is coated with SiO2 powder, which has a minute particle surface. A ratio of SiO2 powder, which is coated on the magnesia clinker, to the magnesia clinker is about 0.03 to 0.20 weight percent. A grain size of SiO2 powder coated on the magnesia clinker is about 0.020 to 0.070mm.
Patent KR-20030056667-A (KR)
Title: Method for manufacturing a buried junction of the flat cell memory device
Inventor: HAN CHANG HUN
IPC: H01L27/112
Filed: 2001-12-28
Abstract: PURPOSE: A method for manufacturing a diffusion region of a flat cell memory device is provided to be capable of reducing the size of a BN+ diffusion region smaller than design rule by increasing the width of a BPSG(Boro-Phosphor Silicate Glass) layer pattern using a BPSG reflow process instead of forming a spacer at both sidewalls of a BN+ mask pattern. CONSTITUTION: After forming an insulating layer on the upper portion of a semiconductor substrate(100), a BPSG layer pattern(106a) is formed on the resultant structure. A BN+ mask pattern(107) made of a pad oxide layer(102') and a nitride layer(104') is formed by selectively etching the insulating layer using the BPSG layer pattern as an etching mask. The width of the BPSG layer pattern is increased by carrying out a reflow process at the BPSG layer pattern. After forming a BN+ diffusion region(108) in the semiconductor substrate by carrying out a BN+ ions implantation, the BPSG layer pattern is removed.
Patent KR-20030056885-A (KR)
Title: POS System using a Portable Contactless Recording Medium
Inventor: BAE JEONG DU
IPC: G06F15/00
Filed: 2001-12-28
Abstract: PURPOSE: A POS(Point Of Sale System) system using a portable non-contact type recording medium is provided to process the transaction information normally even if a network is failed. CONSTITUTION: A reader reads the information recorded on the portable recording medium, and records the new information to the portable recording medium. A read information analysis unit(106.1) analyzes the information related to a user and the transaction information from the information read by the reader. A transaction information operation unit(106.2) receives the transaction information settled from a POS server if a connection state with the POS server is normal. In case of the abnormal connection state, the transaction information operation unit(106.2) judges that the user can perform the desired transaction, settles the transaction information, and transmits the settled transaction information to the POS server after recovering the connection state with the POS server. A network interface unit(106.3) judges the connection state with the POS server, and transmits/receives the data with the POS server if the connection state is normal.
Patent KR-20010072349-A (KR)
Title: 구조적인 결의 위조 방지 방법
IPC: G09F3/02
Filed: 1999-08-02
Abstract: 본 발명은 구조적인 결의 위조 방지 방법을 개시한다. 이 방법은 물질 자체의 고유한 구조적인 결을 확인자로서 이용함으로써 모방을 어렵게 한다. 본 발명에 따르면, 명백한 확률론적이며 구조적인 결을 갖는 물질을 표시기로서 선택하고, 확인 정보로서 표시기의 확률론적이며 구조적인 결을 선택하는 것이 바람직하며, 상기 정보는 스캐너에 의해 기록된 다음 컴퓨터 확인 시스템의 데이터베이스에 저장된다. 소비자들은 제품이 진짜인지 위조된 것인지를 시험하기 위하여, 온라인으로 전화, 팩스 또는 컴퓨터를 통하여 구조적인 결에 대한 적절한 정보를 얻는다.
Patent KR-20010072720-A (KR)
IPC: C08F291/00
Filed: 1999-08-23
Abstract: The present invention relates to a process for the preparation of a grafted polymer wherein in a first step A) a stable nitroxyl radical is grafted onto a polymer, which step comprises heating a polymer and a nitroxyl-ether containing a group (=NO-X), wherein X is selected such, that cleavage of the O-X bond occurs and a radical X, is formed at about the melting temperature of the polymer; and in a second step B) the grafted polymer of step A) is heated in the presence of an ethylenically unsaturated monomer or oligomer to a temperature at which cleavage of the nitroxyl-polymer bond occurs and polymerization of the ethylenically unsaturated monomer or oligomer is initiated at the polymer radical; maintaining said temperature for further polymerization and afterwards cooling down the mixture to a temperature below 60° C. Further subjects are grafted thermoplastic polymers prepared by said process, the intermediate polymeric radical initiator, the use of the polymeric radical initiator and the use of NO-ethers for grafting thermoplastic polymers.
Patent KR-20010072911-A (KR)
IPC: H03G11/00
Filed: 1999-08-03
Abstract: The generation of an audio output sound from an electronic communications device includes monitoring a level of an electrical power supply for the electrical communications device, and adjusting an audio input signal responsive to changes of the level of the electrical power supply for the electronic communications device. The adjusted audio input signal is amplified, and an output sound is generated responsive to the adjusted and amplified audio input signal. In addition, an audio output signal can be generated responsive to received sound including an echo of the output sound, an estimate of the echo of the output sound can be generated using the adjusted audio input signal and a model of an echo path of the output sound, and the echo portion of the audio output signal can be reduced using this estimate.
Patent KR-20010106478-A (KR)
IPC: G09G3/20
Filed: 1998-09-18
Abstract: 본 발명은 반도체 장치 및 상기를 이용한 액정디스플레이에 관한 것으로서 논리회로의 논리한계치의 불규칙에 의해 회로간에서의 돌입잡음의 발생과 논리회로의 지연이 생긴다. 
     인버터논리의 입력을 직류적으로 커트하고 정기적으로 입출력전압을 단축격납시키는 것에 의해 자기정합적으로 논리입력전압으로 한계치불규칙분의 오프세트를 전한다. 
     회로간에서의 돌입잡음의 발생과 논리회로의 지연을 억제하는 것이 가능하고 회로의 고속화 저전압화를 도모하는 것이 가능한 기술이 제시된다.
Patent KR-20010101057-A (KR)
IPC: F02M59/46
Filed: 2000-09-09
Abstract: 본 발명은 축방향으로 변위 가능한 밸브 부재(2)를 작동시키기 위한 압전 유닛(3)을 포함하는 유체 제어 밸브(1)에 관한 것으로서, 상기 밸브 부재는 밸브 몸체(9)의 보어(8) 내에 배치될 수 있다.  상기 보어(8)의 일단부는 밀봉 부품(25)에 의해 제한되는 밸브 시스템의 압력 챔버(18)와 접하며, 타단부는 누설용 배출 채널(17)을 갖는 밸브 저압 챔버(16)와 접하고, 이때 밸브 저압 챔버(16)는 압력 제한 부품(20, 23')과 충진 장치(23, 23')를 갖는 압력 보상 채널(19)을 거쳐서 밸브 시스템의 압력 챔버(18)와 결합한다.  밸브 부재(2)에는 밸브 저압 챔버(16) 내에 설치되어 밸브(1)를 개방 및 폐쇄하기 위하여 폐쇄 위치에서는 상기 밸브 저압 챔버(16)가 고압 상태의 밸브 제어 챔버(12)로부터 분리되고 밸브 시트(14, 15)들 사이의 중간 위치에서는 유동에 따라서 밸브 저압 챔버(16)를 밸브 제어 챔버(12)와 연결하는 식으로 적어도 두 개의 밸브 시트(14, 15)들과 협동하는 밸브 폐쇄 부재(13)가 배치되며, 이때 밸브 부재(2)의 제어 운동을 완충시키기 위하여 일시적인 유압 대향력을 발생시키는 적어도 하나의 댐핑 부품(20, 23', 24)들이 제공된다.
Patent KR-20010093123-A (KR)
IPC: B23P17/00
Filed: 2000-01-11
Abstract: 숏피닝을 사용하여 표면개질(잔류응력을 압축에 의해 개선, 피로강도개선, 가공효과 등)하고 있는 기계가공업, 및 부품세정을 요하는 분야에 적합한 금속부품 등의 표면개질방법에 관한 것으로서, 본 발명은, 피가공부품(W)을 액체를 채운 제 1 용기(1)내에 설치하고, 상기 부품의 표면에서 이격된 노즐(4)로부터 제 1 용기내로 유입되는 액체와 제 1 용기로부터 유출하는 액체의 유량을 제어하여 제 1 용기(1)를 가압하고, 캐비테이션 기포의 압궤충격력을 증대시키고, 이 충격력에 의해 부품표면에 피닝효과를 주어 가공부품의 표면을 강화, 세정한다.
Patent KR-20010092766-A (KR)
IPC: F16D1/02
Filed: 2000-10-27
Abstract: 내측 샤프트에 외측 샤프트를 스플라인 결합하여 조립한 한 후, 조정 나사를 체결하면서 직경방향 내측으로 이동한다.  그것에 의해, 확경 부재의 결합 부재와 수용 부재와의 직경방향의 간격이 넓어져, 내측 샤프트를 외측 샤프트에 대하여 직경방향 외측으로 가압하게 된다.  그 때문에, 이 조정 나사의 체결력을 조정하는 것에 의해, 외측 샤프트에 대한 내측 샤프트의 직경방향의 압력을 조정할 수 있고, 이것에 의해, 양 샤프트의 미끄럼운동 저항을 용이하게 조정할 수 있음과 동시에, 양 샤프트의 느슨함을 확실히 방지할 수 있다.
Patent KR-20020003542-A (KR)
IPC: A23K1/175
Filed: 2000-02-02
Abstract: 크롬 이온과, 포르메이트 이온, 말레이트 이온 및 푸마레이트 이온으로부터 선택된 카르복실산 이온의 배합물은 효과적인 반추동물용 사료 첨가물이며, 체중 증가, 사료 흡수율, 육질 조성 및 젖의 생산량을 증진시킨다.