baber/WOPTO huggingface dataset:
Patent KR-20010030336-A (KR)
Title: Cog assembly and connecting material to be used therein
Inventor: FUJIHIRA HIROYUKI
IPC: C09J9/02
Filed: 2000-09-08
Abstract: PURPOSE: To reduce stress concentration on an interface even if adhesive strength of a material is large by including an adhesive component including a thermoplastic resin and a conductive particle, and setting a tensile elongation percentage at a specific temperature after hardening to not less than specific %. CONSTITUTION: A connecting material for a COG mounting article is set not less than 5% in a tensile elongation percentage at 25 deg.C after hardening. In mounting, the connecting material 5 is placed on an area (v) larger than an area (u) of a semiconductor chip 3 of a glass substrate 1, and the semiconductor chip 3 is oppositely placed so as to sandwich this adhesive material to be pressurized in the (xy) direction while heating the connecting material 5. Thus, an adhesive component 6 of the connecting material 5 melts, and flows to and hardenes in clearance 8 between the glass substrate 1 of a nonexistent part of electrodes 2, 4 and the semiconductor chip 3 to obtain this COG mounting article 10. The COG mounting article 10 contacts conductive particles 7 since the conductive particles 7 remain between an ITO film 2 and a bump 4, and the adhesive component 6 hardens/contracts in this state, and the ITO film 2 and the bump 4 press-fit the conductive particles 7 to keep an electrically connecting state.
Patent KR-20020021441-A (KR)
Title: Electrochemical process for removal of toxic heavy metals in sludges
Inventor: KIM GYEONG UNG
IPC: C02F1/46
Filed: 2000-09-15
Abstract: PURPOSE: Provided is an electrochemical process for removal of toxic heavy metals in sludge. By the process, a sludge cell(3) made from PET(polyethylene terephthalate resin) is installed between anode and cathode. The anode is carbon, and the cathode is stainless steel. CONSTITUTION: According to the process, when sludge containing heavy metals is injected into the sludge cell(3), direct current is supplied by a power supplier(5). Simultaneously, cleaning solution(6) is injected to the anode(1), and electrolytic solution(7) is injected to the cathode(2) for electrolysis process.
Patent KR-20010000635-A (KR)
Inventor: LEE GYE SUN
IPC: F21K99/00
Filed: 2000-10-10
Abstract: PURPOSE: An LED bulb for use of a traffic light is provided to reduce power consumption and maintenance cost while preventing sun phantom phenomenon against a strong sun light. CONSTITUTION: An LED bulb comprises a spiral electrode member(110), a base socket(120), a control unit(130), the first and the second reflection plates(160,140), the first and the second PCBs(170,150), and a globe(180). The base socket is connected to the spiral electrode member and has a screw groove(123) for coupling with the control unit. The control unit has a lead line(131) connected to the spiral electrode member so as to form an electrode. The control unit is screw-coupled to the base socket. The second reflection plate is screw-coupled to the second PCB and the first reflection plate, and fixed to the control unit through a screw-coupling. The second PCB has an LED(151) fixed thereto, and a perforation(152) for insertion of the first reflection plate, and is electrically connected to the control unit. The first reflection plate is screw-coupled to the second reflection plate and the second PCB, and is tapered inward so that the light from an LED(171) is reflected being focused to the center. The first reflection plate has a flat portion(161) for ease of screw-coupling to the second reflection plate. The first PCB has the LED fixed thereto, and the globe is screw-coupled to the base socket.
Patent KR-20010051096-A (KR)
Inventor: FILAS ROBERT WILLIAM
IPC: C01B31/02
Filed: 2000-10-18
Abstract: PURPOSE: To provide an improved process of manufacturing an emitter structure from nano wires. CONSTITUTION: In an embodiment, at least partially coated nanowires other than magnetic materials are provided. The nanowires have an average length of about 0.1 μm to about 10,000 μm. The nanowares are mixed into a liquid medium, and a magnetic field is applied to position the nanowires. The liquid medium contains precursor materials, such as conductive particles or metal salts or the like, which can be consolidated into a solid matrix. To the matrix are fixed the nanowires in a positioned direction. A portion of the positioned nanowires is exposed, for example, by etching of the surface portion of the matrix material, thereby providing the desired protrusion of the top of the nanowires.
Patent KR-20010051105-A (KR)
Title: Method and apparatus for dispensing fluids
Inventor: JOHN C VINES
IPC: F04B43/04
Filed: 2000-10-18
Abstract: PURPOSE: A method and an apparatus for dispensing fluids are provided to dispense the precise amount of fluid utilizing a rolling membrane pumping system. CONSTITUTION: The method includes a process where the amount of changed dispense is calculated based on a membrane flex which is at least partially. Predicted membrane flex is at least partially based on a maximum pump chamber pressure during the first dispense, the amount of dispense change is calculated based at least on the membrane shape if the particular dispense is the first one, the piston of the pumping system is operated at least partially based on the calculated amount, the outlet valve of the pumping system is opened, the pump chamber pressure is monitored to detect an abrupt drop of the pump chamber pressure, the mechanical failure in the pumping system is reported with signal, and the maximum pressure of the pump chamber is measured during the movement of the piston.
Patent KR-20010051293-A (KR)
Title: Variable gain circuit
Inventor: OTAKA SHOJI
IPC: H03F3/45
Filed: 2000-10-27
Abstract: PURPOSE: A variable gain circuit employing a field effect transistor is provided to linearly adjust a gain in decibel representation for an external gain control signal that is received externally. CONSTITUTION: A variable gain circuit is provided with a first variable gain amplifier(101) that receives an input signal and provides an output of the amplified signal, a second variable gain amplifier(201) that receives the amplified signal and provides an output of an amplified output signal, a first gain control signal correction circuit(102) that provides an output of a first gain control signal(Vz1) to control the gain of the first variable gain amplifier(101) on the basis of an external gain control signal(VC) and a second gain control signal correction circuit(202) that provides an output of a second gain control signal(Vz2) to control the gain of the second variable gain amplifier(201) on the basis of the external gain control signal(VC).
Patent KR-20020033898-A (KR)
Title: Master apparatus for bluetooth communications and method of forming beacon channel
Inventor: KANG U SIK
IPC: H04W84/20
Filed: 2000-10-30
Abstract: PURPOSE: A master device for bluetooth communications and a method for forming a beacon channel is provided to adjust channels so as to increase the utilization of channels according to the connection status of each slave device. CONSTITUTION: A master device(10) includes a transmit-receive part(11), a connection status computation part(13), a park parameter computation part(15), and a control part(17). The transmit-receive part(11) receives a signal transmitted from each slave device(20) and sends a transmission object signal. The connection status computation part(13) computes status information, containing the number of parked slave devices and the type of a slave device maintaining synchronous connection, from the signals received from the transmit-receive part(11). The park parameter computation part(15) computes a park parameter, containing the number of synchronous beacon slots to be applied for a beacon channel to maintain a communication channel with the parked slaved devices, the number of access windows, and the number of slots for each access window, from the status information provided from the connection status computation part(13). The control part(17) forms a beacon channel according to the park parameter computed at the park parameter computation part(15) and executes communication with slave devices(20) through the transmit-receive part(11).
Patent KR-20020034272-A (KR)
Title: A method for fabricating array substrate for liquid crystal display device and the same
Inventor: MUN GYO HO
IPC: H01L21/77
Filed: 2000-10-31
Abstract: PURPOSE: An array substrate for a liquid crystal display and a method of fabricating the array substrate are provided to prevent short-circuiting between electrodes by forming a thick insulating layer of a thin film transistor and to charge larger amount of storage capacitance by forming a thin dielectric layer of a storage capacitor. CONSTITUTION: An array substrate for a liquid crystal display includes a substrate(111), a thin film transistor formed on the substrate, a pixel electrode(117), a storage capacitor(C). The thin film transistor is constructed of a gate electrode, the first and second gate insulating layers laminated on the gate electrode, a source electrode, a drain electrode(130) formed on the second gate insulating layer, and an active layer. The pixel electrode is connected to the drain electrode. The storage capacitor is constructed of the first storage electrode(113'), the first gate insulating layer, and the second storage electrode(115').
Patent KR-20010008231-A (KR)
Inventor: KIM SU DONG
IPC: C09B67/22
Filed: 2000-11-16
Abstract: PURPOSE: A fluorescent brightener mixture capable of carrying out a desizing, degumming, bleaching and dyeing process of cellulose, a mixed fabric of polyester and cellulose and a mixed fabric of polyamide and cellulose with a single bath dyeing at the same time is provided, which can remarkably reduce the processing time, cost and chemicals and waste water. CONSTITUTION: The fluorescent brightener mixture is obtained by blending a cellulose fluorescent brightener and a polyester fluorescent brightener in a weight ratio of 60 : 40 and then an oxidation and enzyme-based desizing agent and nonionic and ionic surfactant-based degumming agent in a weight ratio of 6 to 15 : 70 to 55 : 24 to 30. A dyeing process by this process can be completed by adding only caustic soda and hydrogen peroxide such that it reduces the generation of waste water.
Patent KR-20020041203-A (KR)
Title: Growing apparatus of a single crystal ingot
Inventor: CHO HYEON JEONG
IPC: C30B15/00
Filed: 2000-11-27
Abstract: PURPOSE: An apparatus for manufacturing a single crystal ingot is provided to reduce generation of growing defects by reducing a vertical temperature slope difference between central part and outer circumferential part of a grown single crystal ingot, and improve a growing speed of the single crystal ingot by increasing an average vertical temperature slope of the growing interface of the single crystal ingot. CONSTITUTION: The apparatus for manufacturing a single crystal ingot comprises a chamber, a quartz crucible(53) which is installed inside the chamber and contains a silicon melt(55) for growing the single crystal ingot(69) having a certain diameter, a crucible support(57) which covers the quartz crucible(53) and is fixed onto a rotation shaft, a cylindrical heater encircling the crucible support(57), a thermal insulation barrel which envelopes the heater so as to prevent heat emitted from the heater from being diffused to the wall side of the chamber, a cylindrical first shielding part(77) which is installed between the single crystal ingot(69) and the crucible(53), a flange shaped second shielding part which is connected to the upper part of the first shielding part and fixed onto the thermal insulation barrel, and a third shielding part(81) which is connected to the lower part of the first shielding part(77) and projected toward the single crystal ingot(69), wherein the third shielding part(81) further comprises a first surface(85) facing the single crystal ingot(69) and the silicon melt(55) and having a horizontal corresponding distance(W1) and a first radius of curvature(R1), a second surface facing the heater opposite to the single crystal ingot and the silicon melt and having a horizontal corresponding distance(W2) and a first radius of curvature(R2), a third surface(89) opposing the outer circumferential surface of the single crystal ingot, and a fourth surface(91) facing the upper part of the chamber and having a third radius of curvature(R3).
Patent KR-20010052005-A (KR)
Inventor: KOSUGI SHINICHI
IPC: G07D3/00
Filed: 2000-11-29
Abstract: PURPOSE: To provide a coin processor which can temporarily hold plural denominations without increasing the number of coin holding parts. CONSTITUTION: The coin holding part which temporarily holds a supplied coin passing through a coin sorting path is arranged in adjacent to a denomination distribution part positioned on the uppermost stream of the coin sorting path where plural denomination distribution parts distributing coins considered to be real ones among supplied coins to the specified coin paths by individual denominations.
Patent KR-20020044235-A (KR)
Title: Apparatus for driving out non-extrusion red cokes in coke oven
Inventor: KIM DONG MAN
IPC: C10B43/08
Filed: 2000-12-05
Abstract: PURPOSE: Provided is an unextruded red coke discharge apparatus of a coke oven for additionally, absolutely discharging red coke remaining between an extrusion ram and a discharge hole during the discharge of red coke to a movable truck from a coke oven by the extrusion ram. It has an excellent effect on previously preventing environment pollution and poor transfer by the unextruded red coke. CONSTITUTION: This red coke discharge apparatus comprises: a drive means(40) constructed at the side part of a ram(30) of an extruder(32) constructed at one side of a coke oven chamber to extrude red coke dry distilled in the coke oven chamber; and a coke stopper(60) constructed to be additionally moved back and forth after movement of the extrusion ram as the drive means through the lower part of the extrusion end(34) connected to the drive means and formed to extrude red coke forward the extrusion ram.
Patent KR-20020045024-A (KR)
Title: Objective lens apparatus for capable of compensating chromatic abberation and optical pickup adopting it
Inventor: AHN YEONG MAN
IPC: G11B7/08
Filed: 2000-12-07
Abstract: PURPOSE: An optical pickup adapting an objective lens device is provided to assemble the objective lens device to a three-sheet lens including a lens having power of a sound below 45 abbe numbers, and to form at least one side of the three-sheet lens as an aspheric side, thereby compensating chromatic aberration of blue light. CONSTITUTION: Optical path converters convert paths of a light source(51) and an incident light. An objective lens device(10) focuses the incident light to form an optical spot on a recording medium(30). An optical detector(73) receives the incident light reflected on the recording medium and passing through the optical path converters. The optical path converters are arranged on an optical path between the light source and the objective lens device. The optical path converters are composed of a polarized beam splitter(57) and a quarter wavelength plate(59). The polarized beam splitter transmits or reflects the incident light according to polarization. The quarter wavelength plate changes a phase of the incident light. The optical detector receives the light reflected from the recording medium to detect an information signal and an error signal. A collimating lens(53) focuses a light emitted from the light source to change into a parallel light. A beam shaping prism(55) shapes an oval beam as a circular beam. A sensing lens is an astigmatism lens for causing astigmatism on the incident light.
Patent KR-20010062227-A (KR)
Inventor: ISHIBE YOSHIHIRO
IPC: G02B13/00
Filed: 2000-12-08
Abstract: PURPOSE: A multi-beam optical scanning optical system is provided to obtain a high-definition image at high speed by not needing complicated adjustment but reducing the deviation of the image forming position of a luminous flux from a plurality of light sources effectively. CONSTITUTION: In the multi-beam optical scanning optical system which has a first optical system which converts a plurality of divergent light fluxes emitted from a light source means having a plurality of light sources into a nearly parallel luminous flux or a convergence luminous flux, a second optical system which makes the luminous flux converted into the nearly parallel luminous flux or convergence luminous flux image-form as a linear long luminous flux in a main scanning direction, a deflection means to reflect and deflect a plurality of luminous fluxes in the main scanning direction, a diaphragm to restrict the luminous flux width of the incident luminous flux, and a third optical system which image-forms a plurality of the luminous fluxed reflected and deflected by the deflection means on the surface to be scanned, and sets the deflection surface and the surface to be scanned as the nearly conjugation relation in the sub-scanning cross section, each factor is set so as to satisfy conditional expression wherein (S1*L1)/(f1*f3) is 25.4/4*N1 or less.
Patent KR-20020050523-A (KR)
Title: Methods for reducing particle contamination during the processing of semiconductor wafer
Inventor: BAEK SEUNG JIN
IPC: H01L21/311
Filed: 2000-12-21
Abstract: PURPOSE: A reduction method of particle contamination in a manufacturing process of semiconductor wafer is provided to stably perform processes and to improve a yield by evenly forming a SOG(Spin On Glass) through etching a flat zone of a wafer. CONSTITUTION: A flat zone(33) of a semiconductor wafer(31) is firstly etched. A material layer made of an amorphous polysilicon layer is secondly formed on the entire surface of the resultant structure. A fluid insulating layer made of a SOG is thirdly formed on the material layer. At this time, the fluid insulating layer is nearly even due to the previous etched semiconductor wafer(31), thereby restraining particle contamination when etching the fluid insulating layer. Lastly, the fluid insulating layer and the material layer are sequentially removed by etching processes.
Patent KR-20020050798-A (KR)
Title: A roll movement system in a rolling mill
Inventor: CHOI JIN TAE
IPC: B21B13/02
Filed: 2000-12-21
Abstract: PURPOSE: A roll driving system in a rolling mill is provided to prevent abrasion of rolls and improve surface quality of a strip by operating the rolls in five movement degrees of freedom. CONSTITUTION: The roll driving system in a rolling mill comprises a plural hydraulic cylinders(4a-4f) which are installed in a row between a roll housing supporting backup rolls and work rolls and a total housing of the rolling mill; hydraulic cylinder rod position sensors(11a-11f) detecting rod positions of the hydraulic cylinders(4a-4f); an inverse kinematics algorithm performance means(16) in which target position direction values for the movement degrees of freedom of the rolls are inputted from an upper control system to calculate rod target positions of the hydraulic cylinders(4a-4f); hydraulic cylinder position controllers(15a-15f) controlling positions of the hydraulic cylinders(4a-4f) according to the rod target positions inputted from the inverse kinematics algorithm performance means(16); and a forward kinematics algorithm performance means(17) outputting the calculated positions into the upper control system by calculating positions for movement degrees of freedom of the rolls based on the rod positions of the hydraulic cylinders(4a-4f) detected from the hydraulic cylinder rod position sensors(11a-11f), wherein the roll driving system further comprises servo valves(13a-13f) driving the hydraulic cylinders(4a-4f) according to signals inputted from the hydraulic cylinder position controllers(15a-15f).
Patent KR-20020051192-A (KR)
Title: Conversion Apparatus of Voice Communication Path in Integrated Access Device
Inventor: JUNG GI CHEON
IPC: H04L12/02
Filed: 2000-12-22
Abstract: PURPOSE: An apparatus for transferring an internal voice communication path in an IAD(Integrated Access Device) is provided to modify the pin connection structure of a connector installed in an IAD and to transfer an internal voice communication path in the event of power interruption so that a user can make a call using a customer premises telephone, even in case that the IAD is abnormal as power supplied to the IAD is interrupted. CONSTITUTION: In case that power supplied to an IAD is interrupted, a normal voice communication path gets opened. At this moment, a power monitoring part(430), detecting the interruption of power supply, controls a switch part(440) to short-circuit the pins #3 and #1 and pins #4 and #6 of a connector(428) respectively. Accordingly, pin #6, short-circuited with the pin #4 of each connector(420-426) to accept each customer premises telephone(210-216), is connected to the pin #6 of the connector(428). The pin #6 of the connector(428) is connected to the pin #4 of the connector(428). The pin #1, short-circuited with the pin #3 of each connector(420-426), is connected to the pin #1 of the connector(428). The pin #1 of the connector(428) is connected with the pin #3 of the connector(428). As a result, the customer premises telephone(210-216) gets connected with a telephone(418) physically.
Patent KR-20020052813-A (KR)
Title: An apparatus and method for controlling track jump
Inventor: CHOI YONG HUN
IPC: G11B19/02
Filed: 2000-12-26
Abstract: PURPOSE: A method and a device for controlling a track jump of an optical disk are provided to use a signal obtained by differentiating a TDO(Tracking Driving Out) in the track jump of the optical disk, so as to perform a more correct and stable 1-track jump operation. CONSTITUTION: In an optical disk playing mode(S10), the optical disk is driven and a TE(Tracking Error) signal generated and output from an optical pickup is A/D(Analog-to-Digital) converted(S11). A tracking servo operation is compensated and controlled, based on the A/D converted TE signal(S12). A 1-track jump operation of the optical disk is requested(S20), A 1-track jump block turns on a second switch, and a differentiator differentiates a TDO output from the 1-track jump block to output a differential signal(S21). The differential signal and a signal output by a tracking servo filter are mixed(S22) and applied to a motor drive in an analog signal type. Accordingly, the motor drive drives a tracking actuator to perform the 1-track jump operation(S23).
Patent KR-20020053519-A (KR)
Title: Apparatus and method for providing MPLS-VPN service
Inventor: JUNG MIN YEONG
IPC: H04L12/20
Filed: 2000-12-27
Abstract: PURPOSE: A VPN(Virtual Private Network) service system in an MPLS(Multi Protocol Label Switching) network and a method thereof are provided so that an edge router can efficiently provide VPN service on the basis of a communication network like an MPLS network. CONSTITUTION: An operator command processing block(11) receives and processes an operator's command. A VPN_CFB(12) is a VPN service function block that provides VPN service actually. A BGP4_FB(13) indicates a BGP4+ function block to transfer generic routing information and VPN routing information. An SIG_FB(14), a function block to set up an LSP(Label Switched Path), executes a CR-LDP protocol or an RSVP-TE protocol. An IBM_FB(15) creates a resource management and forwarding entry and transfers the created entry to a VFE_FB(16). The VFE_FB(16) indicates a forwarding engine. A VPN_comp_t(17) is a table to manage information related to VPN groups and sites. A VPN_rib_t(18) is a table to manage VPN routing information. A VPN_path_t(19) is a table to manage paths by the site. An LSP_table(20) stores LSP associated information. A VPN_ft(21) indicates a VPN forwarding table.