baber/WOPTO huggingface dataset:
Patent KR-20000009192-A (KR)
Title: Semiconductor device using 42-alloy lead frame and manufacturing method thereof
Inventor: CHOE JONG SOO
IPC: H01L23/50
Filed: 1998-07-22
Abstract: PURPOSE: A semiconductor device using 42-alloy lead frame and manufacturing method thereof is provided, which has a strong solder adhesive strength to a solder plating layer plated at surface of an external lead when populating the external lead of a 42-alloy lead frame to a PCB. CONSTITUTION: The semiconductor device comprises: a semiconductor chip (10, 110) which bonding pads (12, 112) is formed; inner leads (22, 122) coupled to each bonding pads (12, 112); 42-alloy lead frames (20, 220, 230) having external leads (24, 124) formed with the inner leads (22, 122) as one body; bodies (40, 140) for installing the semiconductor chips (10, 110) and the inner leads (22, 122); and a solder to be secondly plated after the external leads (24, 124) is firstly plated. Therefore, the quality when the semiconductor device using the 42-alloy lead frame is populated in PCB can to be improved.
Patent KR-20000009987-A (KR)
Title: Addressing method of plasma display panel
Inventor: JANG JE SEOK
IPC: G09G3/293
Filed: 1998-07-29
Abstract: PURPOSE: A method of addressing a plasma display panel is provided to prevent deterioration of image quality by reducing a cross-talk phenomenon in high speed scan. CONSTITUTION: Scan electrode lines are arranged in a line and address electrode lines are arranged to be perpendicular with the scan electrode lines, so that pixels corresponding to respective cross points are provided in the plasma display panel. The scan electrode lines are divided into a plurality of blocks. The blocks are sequentially scanned and a scan pulse is applied to the scan electrode lines in non-adjacent order. Image data corresponding to a scan order of the scan electrode lines is applied to the address electrode lines.
Patent KR-19990023337-A (KR)
Title: Atm 셀 디스크램블 회로
IPC: H04Q3/00
Filed: 1998-08-04
Abstract: 셀이 전(前)동기 또는 동기 상태인 경우, 스크램블된 ATM 셀 시퀀스의 각각의 셀의 헤더 부분과 페이로드 부분을 검출하고 페이로드 부분을 디스크램블하고 디스크램블된 ATM 셀 시퀀스를 출력하는 ATM 셀 디스크램블 회로에 있어서, 각각의 ATM 셀이 ATM 통신의 상위층에 사용되지 않는 불용 ATM 셀인지를 판단하여 소정의 기간동안 셀 디스크램블 동작을 정지하는 수단을 구비하는 ATM 셀 디스크램블 회로가 개시되어 있다.
Patent KR-20000018785-A (KR)
Title: Photosensitive resin composite of color cathode ray tube
Inventor: OH SEUNG HUI
IPC: G03F7/004
Filed: 1998-09-04
Abstract: PURPOSE: A photosensitive resin composite of a color cathode ray tube is provided to attain efficient photosensitivity in a short time and prevent an irregular arrangement and dots of a light absorption layer. CONSTITUTION: A color cathode ray tube forms a light absorption layer using a photosensitive resin made of a high-molecular resin, a photosensitive agent, an interfacial activator, and pure water in an inside of a panel composing a display screen. The high-molecular resin is made of poly acryl amide-diacetone acryl amide. The photosensitive agent is made of 4, 4'-Diaaidostillben-2, 2'-disodium sulfonate and 2, 5 Bis(4'Azide-2'Sulfonoenzyllene) Pentanone disodium.
Patent KR-19990030002-A (KR)
Title: 고용량 복합 전극 및 이를 이용한 이차 전지
IPC: H01M4/60
Filed: 1998-09-22
Abstract: 본 발명은 에너지 밀도가 높고 우수한 가역적 충방전 특성을 지닌 이차 전지용 전극에 관한 것으로, 더욱 상세하게는 환원시 가역적으로 유기 티올레이트를 생성할 수 있는 유기황 화합물 ; 주족원소, 주족원소의 합금, 또는 주족원소의 이온염에서 선택된 1종 이상의 주족원소 성분 ; 및 전도성 카본 또는 전도성 고분자에서 선택된 전도성 물질을 주성분으로 하는 이차 전지용 복합 양극재 조성물을 제공하는 것이다.  또한, 이 복합 양극재 조성물을 구리 또는 구리 합금으로 된 집전체에 도포하여 제조된 이차 전지용 양극과 이 양극과 리튬 염을 함유하는 비수계 고분자 전해질 및 리튬 금속, 리튬 합금, 혹은 카본, 흑연 등의 리튬 인터칼레이션이 가능한 물질에서 선택된 물질을 음극으로 하여 제조된 리튬 이차 전지를 제공하는 것이다.
Patent KR-20000020811-A (KR)
Title: Monitoring apparatus for eliminating by-product of atmospheric pressure chemical vapor deposition equipment
Inventor: SHIN GWON HO
IPC: H01L21/205
Filed: 1998-09-24
Abstract: PURPOSE: A monitoring apparatus for eliminating a by-product of an atmospheric pressure chemical vapor deposition equipment is provided to automatically sense an abnormal operation of an orifice by easily detecting a defective revolution of a roller. CONSTITUTION: A monitoring apparatus for eliminating a by-product of an atmospheric pressure chemical vapor deposition(APCVD) equipment comprises: a sensor disposed in a vent of a chamber for the APCVD process to sense a revolving state of a revolving plate of which an axis is coupled to a revolving axis of a roller driven by a motor; a controller for determining whether the roller revolves normally or not by processing the signal of the sensor; and a control target for performing an alarming operation and an emergency stop of equipment according to the output of the controller.
Patent KR-20000021020-A (KR)
Title: Method for producing spiral wound type membrane module
Inventor: IM DAE U
IPC: B01D63/10
Filed: 1998-09-25
Abstract: PURPOSE: A method for producing a spiral wound type membrane module is provided to improve productivity and to efficiently supply purified water and sufficient flux since the water flow of the supplied original water is regular. CONSTITUTION: A channel frame on a filtered water side is made up, and then an assembly, a separation ion film + a channel material on the supplied water + a separation ion film, is prepared. Herein, a water collecting pipe is wound by rotating it slowly while the assembly is inserted between the channel material on the filtered water side. A supersonic melting method is used as a method to fix a reference channel on the filtered water side of the channel material frame on the filtered water side on a pipe.
Patent KR-20000025219-A (KR)
Title: Method for bonding edge of high chassis
Inventor: LEE SOON NO
IPC: E06B3/972
Filed: 1998-10-09
Abstract: PURPOSE: A bonding method of an edge of a high chassis is provided not to cause a heat transformation of a tape even though a user attaches the chassis having the tape attached on the upper face by heating with a heater. CONSTITUTION: When a user wants to produce a window frame using a chassis(20) having a tape(15) like natural patterned wood attached on the upper face, a production method comprises the steps of: cutting one end of the chassis(5,10) to be combined at 45 degrees, forming a recess(3) of about 2-3m/m with a processing machine or with manual work on the lower part of the upper face of the chassis(5) of one side and protruding a protrusion(7) as 2-3m/m corresponding to the recess(3) at the lower part of the upper face of an another chassis(10). In the chassis(5,7), the lower part except the recess(3) and the peg(7) are heated by the heater, and then the heated part is melted as a proper condition, then both chassis(5,10) are compressed by a compressor. And the peg(7) formed at the chassis(10) of the other side is inserted at the recessed part(3) formed at the chassis(5) of one side, thus the melted part of the lower part is densely attached each other.
Patent KR-20000025575-A (KR)
Title: Method for generating institute of electrical and electronic engineers 1394 virtual network and virtual network controller
Inventor: SONG JEON HO
IPC: H04L45/02
Filed: 1998-10-13
Abstract: PURPOSE: A method for generating an IEEE(Institute of Electrical and Electronic Engineers) 1394 virtual network is provided to arbitrarily set up ID(Identification)s of nodes on a network, and to recognize each node as the network, when different IEEE 1394 networks are connected as predetermined mediators. CONSTITUTION: A method for generating an IEEE(Institute of Electrical and Electronic Engineers) 1394 virtual network comprises the steps of: connecting a virtual network controller for generating a virtual self ID packet including ID information of virtual nodes, which is necessary for virtual network composition, to predetermined IEEE 1394 networks; deciding whether the each node composing the IEEE 1394 networks and the virtual network controller are branches or leaves, by performing a virtual bus initialization; deciding a pa rent port, a child port, and a root node about ports of the each node by identifying a virtual tree; sending the ready virtual self ID packet, and deciding physical node IDs of the each node.
Patent KR-20000027653-A (KR)
Title: Method for manufacturing dynamic random access memory cell
Inventor: PARK JAE BEOM
IPC: H01L21/8242
Filed: 1998-10-28
Abstract: PURPOSE: A method for manufacturing a DRAM cell to use a self align contact in which a capacitor plate electrode is utilized as an etching stopping layer in forming a bit line contact, the bit line contact and the plate electrode being electrically insulated. CONSTITUTION: A method for manufacturing a DRAM cell comprises the steps of: forming an isolation layer(2) in a field region of a silicon substrate(1); forming a gate electrode having a stacked structure of a gate oxidation layer, a gate conductive layer(4) and an insulation layer in an active region of the silicon substrate; forming a junction between a source and a drain, and a spacer layer(7) on the side wall the gate electrode; forming a store electrode(9) in contact with the source/drain regions(6); forming an insulation layer for blocking etching in a bit line(15) contact region; forming a thick interlayer dielectric and planarizing the interlayer dielectric to be even on the uppermost surface of the store electrode; etching the interlayer dielectric in the region other than the bit line contact region and a plate electrode, performing an etching process by using a mask for patterning a bit line contact hole and a plate electrode; forming an oxidation layer by oxidizing a predetermined portion of a conductive layer for a plate electrode of which the side wall is exposed in the bit line(15) contact hole; and forming a bit line in the bit line contact hole.
Patent KR-20000027716-A (KR)
Title: Method of cleaning electric parts using diluted hf and electrolytic ionized water
Inventor: JUNG SEUNG PHIL
IPC: H01L21/304
Filed: 1998-10-29
Abstract: PURPOSE: A method of cleaning electric parts using diluted HF and electrolytic ionized water is provided to eliminate the metal material like copper which are not easy to eliminate. CONSTITUTION: A method comprises a step of cleaning the electric parts like semiconductor substrate and the glass substrate of the LCD element with the diluted HF(step 10). By using the diluted HF, the polluting materials on the electric parts can be removed effectively. After cleaning with the diluted HF, the surface of the semiconductor substrate is cleaned with hydrogen. By passivating with the hydrogen good electrical characteristic can be obtained. The cleaned electric parts are cleaned with electrolytic ionized water again.(step 12). This is to increase the elimination of the polluting material on the surface of the electric parts.
Patent KR-20000028320-A (KR)
Title: Method of collecting measurement/statistical data in hlr system
Inventor: HYEONG JAE U
IPC: H04B7/26
Filed: 1998-10-30
Abstract: PURPOSE: A data collecting method is provided to improve the reliability of measurement/statistics of a corresponding system by performing the measurement/statistical function normally without regard to the state of a corresponding HLR(Home Location Register) system. CONSTITUTION: Each application processor(23) of a measurement/statistical data collecting system in an HLR system performs a function of renewing current data which is the measurement/statistical data stored in a current data area(22-1) of a shared corresponding memory area(22) if a measurement/statistical event occurs. A collection controlling piece(21) renewed the measurement/statistical data which is the old data of an old data area(22-2) by reading the current data of the current data area, subtracting the old data from the current data and performing the function of collecting the measurement/statistical data. Thereby, the measurement/statistics function could be performed even in an abnormal HLR system such as the overload of messages.
Patent KR-20000028507-A (KR)
Title: Apparatus for detecting voltage of extra high voltage distribution line
Inventor: KIL GYUNG SUK
IPC: G01R25/00
Filed: 1998-10-29
Abstract: PURPOSE: An apparatus for detecting voltage of extra high voltage distribution line is provided to measure a voltage easily by installing in an insulating bushing of gas insulating switch in a manner of high voltage conductor and non-contact. CONSTITUTION: A gas insulating switch(4) is installed in an extra high voltage distribution line, in which a voltage detecting electrode(1) formed as a ring type, is fixed in an insulating bushing(3) in a concentric circle type centered a high voltage conductor(2) by adhesive. A capacitance acts between the high voltage conductor(2) insulated by insulating bushing(3) and voltage detecting electrode(1) installed in a surface of the insulating bushing(3). A voltage dividing circuit is formed by the capacitance of the voltage detecting electrode(1).
Patent KR-20000031305-A (KR)
Title: Process for producing different shrinkage mixing yarn fabric having excellent appearance and feeling
Inventor: KIM JIN HONG
IPC: D03D15/567
Filed: 1998-11-05
Abstract: PURPOSE: Provided is a process for producing a different shrinkage mixing yarn fabric which has excellent bulkiness, lubrication and draftiness improved by conjugated spinning polyester polymer by using conventional polyester polymer. Thereby, it is possible to improve lubrication, bulkiness, feeling, wearring property and it is possible to obtain the conjugated spinning polyester polymer by using the conventional polyester polymer. CONSTITUTION: The process comprises the steps of: combining a conjugated spinning high shrinkage polyester polymer with conventional polyester polymer; weaving warp and weft into plain weave. The different shrinkage mixing yarn is suitable 8-14% of shrinkage ratio(SR). If shrinkage ratio is more than 14%, different shrinkage effect is appeared excessively, so that lubrication is decreased. If shrinkage ratio is less than 8%, different shrinkage effect is deficient, so that bulkiness and drapability are decreased.
Patent KR-20000031369-A (KR)
Title: Beta-glucosidase gene isolated from ruminococcus albus
Inventor: CHOI YUN JAIE
IPC: C12N15/52
Filed: 1998-11-05
Abstract: PURPOSE: A beta-glucosidase gene sequence to be isolated from Ruminococcus albums is identified, and the expression vector inserting such gene and transformants thereby that are able to grow on the selective medium are obtained by using the genetic engineering techniques to produce a large amount of beta-glucosidase being useful in degrading cellulose. CONSTITUTION: A chromosomal DNA of Ruminococcus albums is cleaved with several restriction enzymes, so that its DNA library is prepared. The interest DNA fragments within the DNA library are inserted into a vector plasmid pUC 19. The gene is cloned through incubation of E. coli transformed by the pUC 19 vector. E. coli transformants by the pUC 19 vector containing the beta-glucosidase gene are isolated, which is determined by blue-colored colonization. After incubation of such isolated vector, the beta-glucosidase activity within the culture is measured.
Patent KR-20000034198-A (KR)
Title: Safety foothold of electric railway platform
Inventor: PARK WOO HYUN
IPC: B61D23/00
Filed: 1998-11-28
Abstract: PURPOSE: A safety foothold is provided to prevent an accident generated by the widen gap between an electromotive vehicle and a platform by installing a safety device on an upper end of the platform facing an entrance of the electromotive vehicle. CONSTITUTION: After an electromotive vehicle stops, an air compressor(10) as a main power source is operated before an entrance is opened. Plural air cylinders(30) receiving the air supplied from the air compressor are transmitted to a main power transmission shaft(40) reciprocating a certain distance by the air cylinder. A clearance regulation unit(60) is forwarded to a front side by the main power transmission shaft. The power of the air cylinder is transmitted to a power transmission shaft(50), and the power of the power transmission shaft(50) is transmitted to the main power transmission shaft. By regularly moving a reciprocation distance of a foothold, the main power transmission shaft and the clearance regulation unit moves simultaneously at the same distance. In addition, a safety pin(62) is combined with a main body(80) so that a foothold main body(80) moves toward a pointer 'A' through a cylindrical operation foothold connection shaft(72).
Patent KR-20000038948-A (KR)
Title: Method for controlling operation of inverter refrigerator
Inventor: CHOI O BONG
IPC: F25D11/00
Filed: 1998-12-10
Abstract: PURPOSE: A control method of the operation of an inverter refrigerator is provided to reduce electricity consumption of a compressor by performing proper operation according to the amount of inputting loads. CONSTITUTION: A microcomputer compares an off time of a compressor to a set up time when operating for control. If the off time is over the set up time, a compressor is operated in 40Hz which is one step lower than the current control operating frequency by deciding as the temperature is stabilized to the inner part of the inputting loads. When opening and closing a door to input a food of low loads and to take out a food stored in a refrigerator, the microcomputer starts the compressor via a compressor driving part and operates the compressor for a certain time(t1) from the point of time when the compressor is started.
Patent KR-20000039383-A (KR)
Title: Method for producing high toughness alumina sintered body
Inventor: LEE CHUL GYU
IPC: C04B35/10
Filed: 1998-12-12
Abstract: PURPOSE: A process for producing a high toughness alumina sintered body by adding lithium fluoride or/and lithium oxide to industrial alumina powders is provided which can omit slow cooling processes and be used for abrasion resistance materials. CONSTITUTION: A sintered body having an alumina content of about 90% by weight and mainly containing silica is prepared by mixing fluoride and lithium oxide in an amount of 0.5 to 2.0% solely or their mixture with industrial alumina powders, calcining at conventional calcining temperatures and quick cooling at a speed of 50 to 700°C per min.
Patent KR-20000040006-A (KR)
Title: Multi-layered pcb interconnected to each other without punch process and fabrication method thereof
Inventor: JU MYEONG CHEOL
IPC: H05K3/46
Filed: 1998-12-17
Abstract: PURPOSE: A multi-layered PCB and fabrication method thereof is to electrically connect multi-layered PCBs to each other without forming through holes for interconnection at the PCBs, thereby simplifying the fabrication process. CONSTITUTION: A fabrication method of a multi-layered PCB comprises the steps of: forming on a first mandrel a first conductive circuit(6) having a plurality of lands for the connection between layers of the PCB; placing a conductive solder material(7) on the lands; heating the conductive solder material to be fused; placing a second conductive circuit formed on a second mandrel and having a plurality of lands over the first conductive circuit; aligning the second conductive circuit with the first conductive circuit; heating the solder material to bond the solder material to the second conductive circuit; and filling a coaxial spacer(12) between the first conductive circuit and the second conductive circuit.
Patent KR-20000042368-A (KR)
Title: Automatic telephony service method on internet
Inventor: LEE HAE GYU
IPC: H04L12/58
Filed: 1998-12-24
Abstract: PURPOSE: An automatic telephony service method on the internet, is provided to perform an automatic telephony for telephone numbers retrieved with a telephone guide service, by using a common gateway program and an automatic telephony application program on internet. CONSTITUTION: An automatic telephony service method comprises the steps as follows. An existing connection is ended, when telephone numbers are retrieved through a telephone retrieval service and an automatic telephony icon is selected for calling to a retrieved telephone number by a user. A web server transmits information received through a common gateway interface to a user browser, when the common gateway interface transmits a multi-purpose internet mail extension(MIME) type and a selected name and telephone number to the web server. Information on a name and telephone number is obtained and calling to a corresponding telephone number is performed by using a file name which an automatic telephony application program received through a factor, when the user browser receives the MIME type and drives a corresponding automatic telephony application program.
Patent KR-20000042483-A (KR)
Title: Method for forming capacitor of semiconductor device
Inventor: PARK SANG KYUN
IPC: H01L27/04
Filed: 1998-12-24
Abstract: PURPOSE: A method for forming a capacitor of a semiconductor device is provided to increase the capacitance. CONSTITUTION: A method for forming a capacitor increases the capacitance by increasing the surface area of a storage electrode(16) by forming a rugged part inside of the surface of the storage electrode. A rugged part is formed on the surface of the storage electrode, and after oxidizing the rugged part and the surface of the storage electrode, the oxidized rugged part and the oxidized storage electrode are removed with a wet etching. The method includes the processes of: forming the storage electrode on a top of a semiconductor substrate(12) which is planarized; forming a silicon seed on the surface of the storage electrode; forming the rugged part on the surface of the storage electrode by thermal-processing the silicon seed in a high vacuum; oxidizing the rugged part and the storage electrode; and increasing the surface area of the storage electrode by forming a rugged part inside the surface of the storage electrode.
Patent KR-20000046411-A (KR)
Title: Process for producing of c/c composite material
Inventor: OH IK HYUN
IPC: B29C43/00
Filed: 1998-12-31
Abstract: PURPOSE: A process for producing of C/C composite material is provided which has excellent in thermal property and mechanical property, and carries out heat treatment one time at high temperature without repeating impregnation/carburization procedure for densification. CONSTITUTION: A process comprises the steps of: preparing a prepreg by impregnating a carbon fiber into a phenol resin containing 10 to 30 wt.% of graphite powder, and adding methanal thereto to maintain viscosity of 200 to 300cps, and stirring up to 2 hours to be distributed homogeneously, wherein volatile content of the methanal is at least 10%, the resin content is 30 to 50% and flow of the resin is 10 to 20% based on the prepreg; cutting the prepreg in a regular shape and being stacked to prepare a green body, followed by arranging it in a vacuum bagging apparatus and being cured under compression; postcuring the green body in the furnace at 200-250°C for 10-40 hrs, followed by elevating the temperature by 10 to 50°C/hour until at 800°C and by 20 to 60°C/hour up to 800°C and then maintain at 2000°C for 2 hours; and slowly cooling.
Patent KR-20000046829-A (KR)
Title: Structure for mounting air conditioner of compressor
Inventor: LEE HYEON MUK
IPC: F04B39/00
Filed: 1998-12-31
Abstract: PURPOSE: A structure for mounting an air conditioner of a compressor is provided to protect connecting components of a compressor from damage all the times by minimizing the flow of the compressor in falling an air conditioner by vibration, impact or mistakes. CONSTITUTION: In desiring to mount a compressor on an air conditioner, a vibration-absorbing rubber(3) is inserted into a try plate(2). Then, a compressor body(1) is placed on a bas fan(4) by inserting the rubber into bolts(5). A compressor strut(6) is connected by nuts(7) to contact the bolt with the rubber. A curved portion(8) is formed on both ends of the strut to surround the upper end of the rubber. Therefore, the compressor is protected by minimizing the flow width of the compressor body with the curved portion in dropping an air conditioner. Besides, the upper end of the rubber is prevented from being worn away and the bolts are protected from bending or dropping.