baber/WOPTO huggingface dataset:
Patent KR-20000019012-A (KR)
Title: Polyester resin composition and its manufacturing method
Inventor: JEONG HYEON SOO
IPC: C08L67/02
Filed: 1998-09-08
Abstract: PURPOSE: A biodegradable polyester resin composition of high molecular weight is provided which has enough melting viscosity for molding process and tearing strength for practical use. CONSTITUTION: Polyester resin composition comprises a) dicarboxylic acid(or anhydride)containing succinic acid, b) aliphatic(cyclic included) glycol containing at least one of 1,4-butanediol and ethyleneglycol as main components. In the presence of 0.1 to 30 weight % of monomer having one or more than two amine as functional group, after at least one or two of condensation, esterification, ester exchange reaction, condensation polymerization is carried out to produce polyester resin composition having 30,000 to 70,000 of number average molecular weight, 160,000-600,000 of weight average molecular weight and 61-120°C of melting point, 0.1-50 of melting viscosity(190°C, 2,160g).By using this composition, problems such as increasing of low molecular weight polyester and gelatinization is solved, tearing strength is improved, and bioderadation by microorganism when wasted is possible for practical use solving the plastic problem.
Patent KR-20000020888-A (KR)
Title: Degassing chamber of semiconductor wafer
Inventor: MIN BYEONG GON
IPC: H01L21/20
Filed: 1998-09-24
Abstract: PURPOSE: A degassing chamber of a semiconductor wafer is provided to improve reliability of a semiconductor device by easily securing uniformity according to a temperature distribution when the entire surface of the wafer is heated by a lamp. CONSTITUTION: A degassing chamber of a semiconductor wafer having a lamp for heating the entire surface of the wafer, comprises an oxide wafer having depth from 1,000 to 5,000 angstrom between a table lifter for mounting the wafer and the lamp. The oxide is formed by using heat treatment or plasma.
Patent KR-20000026658-A (KR)
Title: Internal clock generation circuit
Inventor: LEE SEONG KEUN
IPC: G11C11/407
Filed: 1998-10-22
Abstract: PURPOSE: An internal clock generation circuit is provided to synchronize internal clock with external clock in an interval that clock, generated to synchronize phase, is low level. CONSTITUTION: A delay buffer(BDC) consists of inverters(11-14) connected in series. A main delay device(MDC) comprises inverters(15-18) connected to the output terminal of the delay buffer(BDC) in series. The main delay device(BDC) and the delay buffer(BDC) have the same delay width. To the output terminal of the main delay device(MDC), unit delay devices(FUD1-FUDn) having the same delay width are connected. Unit devices(BUD1-BUDn) having the same delay width are connected to the delay buffer(BDC). Phase detectors(PDC1-PDCi) consist of transmission gates(TG1,TG2), latch circuits(L1,L2), inverters(116,119) and NAND gates(NG1,NG2). The transmission gate(TG1) consists of a PMOS transistor and an NMOS transistor. Switches(SW1-SWi) switched in the voltage of low level are connected to the output terminals of the phase detectors(PDC1-PDCi).
Patent KR-20000027314-A (KR)
Title: Assembly type plastic water tank used as swimming pool for children or small fish-farm
Inventor: KIM GI JIN
IPC: E04H4/04
Filed: 1998-10-28
Abstract: PURPOSE: An assembly typed plastic water tank is provided to be used for a pool for children by being designed stably and firmly as enabling to easily establish and to conveniently produce. CONSTITUTION: An assembly typed plastic water tank is designed as a plastic pool for children and includes many side walls (20) for restricting the space for storing water and a bottom wall made by spreading urethane paint on a concrete floor. Herein, the bottom wall is integrally connected to the side walls. The side wall is composed of plastic panels, and circular patterns are provided at the center of the outside of the side wall, formed convex or concavely. And a vertical second flange cover(40) is aligned between side walls composed of plastic panels. On the upper end of the side wall, a horizontal first flange cover(26) is fitted. Herein, the first and the second flange covers provide good appearance while protecting the side wall.
Patent KR-20000033146-A (KR)
Title: Method for automatically controlling thickness in rolling system
Inventor: SIN HYEON JONG
IPC: B21B37/00
Filed: 1998-11-20
Abstract: PURPOSE: A method for automatically controlling thickness is provided to calculate the amount of controlling the optimum roll gap by changing a gain based on the assumed size with each corresponding thickness controller. CONSTITUTION: A signal divider(201) receives a rolling load signal measured from a load cell(103), and divides and outputs into a high and a low frequency signal. A thickness deflection operator(202) for the high frequency receives a high frequency signal from the signal divider and a seal side roll gap from an inductocine(104) and outputs the thickness deflection. In addition, the thickness deflection operator for the low frequency receives a high frequency signal from the signal divider and the seal side roll gap from the inductocine. On the other hand, a high frequency feedback gain presumer(206) receives the high frequency signal from the signal divider and outputs the presumed high frequency feedback gain to the thickness deflection operator for the high frequency. A low frequency feedback gain presumer(207) receives the low frequency signal from the signal divider and outputs the presumed low frequency feedback gain to the low frequency gain presumer(207).
Patent KR-20000033341-A (KR)
Title: Device for collecting nap from washing machine of rotating tub type and method thereof
Inventor: LEE SANG SU
IPC: D06F39/06
Filed: 1998-11-23
Abstract: PURPOSE: A device for collecting a nap and method thereof are provided to improve the washing efficiency by effectively collecting naps contained in a washing water of a washing machine rotated a tub. CONSTITUTION: A motor is rotated at a high speed, and an inner washing tub connected to the motor with a driving shaft is rotated at the high speed. Washing water is pumped between an outer washing tub and the inner washing tub by generating a centrifugal force in the washing water with the high-speed rotation of the inner washing tub. The washing water is pumped between the inner washing tub and the outer washing tub is guided into an inputting container of water supply and detergent through a guiding pipe. A detergent in the inputting container of water supply and detergent are mixed in the washing water guided in the guiding pipe. The clean washing water is supplied into the inner washing tub after collecting seams and naps contained in the washing water guided in the guiding pipe.
Patent KR-19990062602-A (KR)
Title: 접착력 및 가공 시간을 개선시키기 위한 광영상화 조성물
IPC: G03F7/033
Filed: 1998-11-25
Abstract: 본 발명은 중량 평균 분자량이 5000 내지 40,000인 산 작용성 결합제 중합체, 임의로 부가의 고분자량 결합제 중합체, 광중합성 α,β-에틸렌형 불포화 화합물 및 광개시제를 포함하는 음각 작용성 광 영상화(photoimageable) 조성물에 있어서, 상기 광중합성 화합물의 적어도 일부분이 트리-α,β-에틸렌형 불포화 작용성을 갖는 이소시아네이트 삼량체인 것을 특징으로 하는 음각 작용성 광 영상화 조성물에 관한 것이다.
Patent KR-20000033843-A (KR)
Title: Fluorescent display lamp
Inventor: YOON BONG EUN
IPC: H01J17/00
Filed: 1998-11-26
Abstract: PURPOSE: A fluorescent display lamp is provided to simplify the producing operations and minimize the cost by way of forming a restitution electrode on an upper board. CONSTITUTION: A fluorescent display lamp includes an upper board(20), a lower board(22), aside material(24), an anode(26), a cathode(30), a restitution electrode(40), and a plurality of lead-in lines(36,37). The anode(26) is formed in a predetermined pattern on the upper board(22). The cathode(30) includes a filament(32) emitting thermo electrons spaced in a predetermined spacing from the anode(26) and the upper board(20). The restitution electrode(40) compels the thermo electrons emitted from the filament(32) to the anode(26). The lead-in lines(36,37) apply power on the anode(26) and the restitution electrode(40).
Patent KR-19990045615-A (KR)
Title: 플라스틱 연결 요소를 함께 견고하게 연결하기위한 연결 장치
IPC: B29C33/12
Filed: 1998-11-26
Abstract: 성형 플라스틱으로 만들어진 2개의 연결 요소(2, 3)는 장치의 암 요소(6) 및 수 요소(7)를 포함한다.  이들 요소는 이들 연결 요소와 동시에 성형함으로써 얻어진다.  본 발명에 따라서, 암 요소는 2개 이상의 대칭 훅(11, 12)을 포함하는데, 이들 훅은 이들 사이에서 자유단을 향해 넓어지는 형태로 수 요소에 삽입하기 위한 제 1 공간(13)과 리테이닝 공간으로 불리는 직사각형 또는 삼각형 단면의 제 2 공간(14) 사이를 결정한다.  이들 2개의 요소간의 경계면은 상기 훅을 위한 2개의 암 견부(15, 16)로 구성되어 있다.  대향되게 위치되는 수 요소는 삽입 단부(17)를 포함하는데, 삽입 단부의 형상은 제 1 삽입 공간에 적용되고, 이 단부는 수 요소(18)의 공통 견부에 의해 경계지어진다.
Patent KR-20000034205-A (KR)
Title: Optical disk
Inventor: JEONG JONG SAM
IPC: G11B20/20
Filed: 1998-11-28
Abstract: PURPOSE: An optical disk is provided to realize a detection region for detecting an inclination of a disk at a record plane at fabricating a high-density optical disk. CONSTITUTION: In an optical disk, a hole is formed at a center, and a plurality of track streams (3a) are formed with center in the hole. The optical disk comprises a detection region(4) for detecting an inclination of a disk at reproducing. The detection region(4) comprises a group(4a) of plural pits(4b) which are formed in a zig-zag shape between track streams(3a).
Patent KR-20000037586-A (KR)
Title: Method for manufacturing semiconductor device
Inventor: LEE JANG HYUK
IPC: H01L21/223
Filed: 1998-12-01
Abstract: PURPOSE: A semiconductor device fabricating method is provided to effectively implant impurities after forming an HSG layer and implant impurities in a lower electrode with a wanted density. CONSTITUTION: A wafer feeding device section is formed by an argon gas atmosphere. A wafer undergoes an HSG layer forming process. The wafer is fed to the wafer feeding device section. The wafer feeding device section feeds the wafer to a reactor. The interior of the reactor is purged by the argon gas. The wafer undergoes a diffusion process. According to the semiconductor device fabricating method, impurities are effectively implanted after forming an HSG layer and impurities are implanted in a lower electrode with a wanted density.
Patent KR-20000038628-A (KR)
Title: Method for producing aromatic electric steel plate of high magnetic flux density having excellent magnetism and characteristic of film
Inventor: LIM JAE SU
IPC: C21D8/12
Filed: 1998-12-08
Abstract: PURPOSE: A method for producing an aromatic electric steel plate is provided to have the fine magnetism and the characteristic of film by forming a stable blocker without a paramagnetic annealing in a production of the aromatic electric steel plate with a heating method of low temperature using an ammonia gas. CONSTITUTION: A final thickness is obtained by cold-rolling after re-heating a slab of oriented electric steel plate at a lower temperature under 1250°C and hot-rolling and after performing an annealing of thermal flat lead. A final annealing is performed under a high temperature by putting a nitrogen in the steel by a decarbonization and a nitrification. A MgO slurry mixed a small amount of Si3N4 is spread before the final annealing step and the final annealing step is performed under 100% hydrogen atmosphere. The slab of electric steel plate contains a C under 0.1wt%, a Si of 1.0-4.8wt%, an Al of 0.010-0.05wt%, a Mn of 0.05-2.0wt%, a N under 100ppm, a S of 0.01wt%, a Fe and other impurities. The slab of electric steel plate is used as a blocker of AIN group nitride by containing a Cu, a Cr or a Ni or as a blocker of BN by containing a B.
Patent KR-20000039787-A (KR)
Title: Apparatus for detecting alignment of alignment unit
Inventor: SEON YOUNG GI
IPC: G02F1/13
Filed: 1998-12-16
Abstract: PURPOSE: An apparatus for detecting alignment of an alignment unit is provided to detect the misalignment of glass substrate due to various reasons correctly. CONSTITUTION: An apparatus for detecting alignment of an alignment unit includes displacement sensors(20,21) and a controller(40). The apparatus detects misalignment of an alignment unit. The alignment unit includes reference pins arranged in two directions perpendicular to each other. Each reference pin pushes a body to be aligned to the reference pin. The displacement sensors(20,21) are arranged on side portion of each reference pin so that the pushed terminal is exposed out of each reference pin. The controller(40) receives the signal from the displacement sensors and compares the signal with a predetermined displacement range to determined whether the body to be aligned is aligned or not.
Patent KR-20000039879-A (KR)
Title: Work control method using input-output daisy chain in switching system
Inventor: LEE CHANG DEOK
IPC: H04M3/22
Filed: 1998-12-16
Abstract: PURPOSE: A work control method using an input-output daisy chain in the switching system is provided to move associated work to an input-output port of higher level, in case that further work cannot be executed in an input-output port, due to the fault of the input-output port. CONSTITUTION: An execution control extinction block confirms whether a fault is generated in an input-output port under execution(S41). In case that a fault is generated, the execution control extinction block determines a higher level input-output to move associated work using an input-output daisy chain algorithm(S42). The execution control extinction block modifies a work associated table using the port number and work number of the newly determined input-output port(S43). The execution control extinction block transmits modified work information to a command processing block(S44). The command processing block changes the identifications of the associated input-output port, a window management and command analysis block and an output control block using transmitted work information(S45).
Patent KR-20000040674-A (KR)
Title: Plasma display panel and method for manufacturing the same
Inventor: OH SANG JIN
IPC: H01J11/26
Filed: 1998-12-19
Abstract: PURPOSE: A plasma display panel and a plasma display panel fabricating method are provided to prevent the impurity of the electrical connection of the plasma display panel by preventing the damages of a connecting portion, an address electrode, and a pad. CONSTITUTION: A plasma display panel comprises a surface substrate(50) and a rear surface substrate(60). The rear surface substrate(60) comprises a Ti substrate(61), a rear surface substrate(20), an address electrode(64), a pad(65), a protecting layer(67), and a sealing material. According to the plasma display panel and the plasma display panel fabricating method, the impurity of the electrical connection of the plasma display panel is prevented by preventing the damages of a connecting portion, an address electrode, and a pad.
Patent KR-20000040712-A (KR)
Title: Protecting device for preventing fall of children in rail of balcony
Inventor: HAN KI UP
IPC: E04F11/18
Filed: 1998-12-19
Abstract: PURPOSE: A protecting device for preventing a fall of children in a rail of balcony is provided to secure a safe by protecting children from a fail of balcony and to raise a convenience of user by simply installing and dismantling in the rail of balcony as occasion demands. CONSTITUTION: An installing ironware(30) is inserted an inserting portion(31) in a upper part of a balcony rail(1). The inserting portion(31) and a ground plate(32) are tightened with a combining bolt(33) penetrating lower parts of vertical pillars(11) in a fixing frame(10). The lower parts of vertical pillars(11) are settled in the upper part of the balcony rail(1). Thereby the fixing frame(10) is installed by extending in the upper part of balcony rail(1) to be able to install and remove. Because a blocking and protecting film(20) inside the fixing frame(10) is located in the upper part of the balcony rail(1), a falling safety accident is prevented by blocking children to hang or to pass over the rail(1) of balcony.
Patent KR-19990063293-A (KR)
Title: 희토류계 자석 분말의 제조 장치
IPC: H01F1/057
Filed: 1998-12-22
Abstract: 자기 특성이 우수하고 품질에 불균일이 적은 희토류계 자석 분말을 제조하는 장치로서, 제조 효율이 높은 제조 장치를 제공한다. 
     로 본체(11)내에 분말 입자 원료의 수소 처리에 따라 발열 및 흡열에 동기하여 흡열 및 발열하는 흡발열 보상 수단(14)과, 흡발열 보상 수단(14)과 함께 이동하여 분말 입자 원료를 유지하는 수용 연결 부재(15)를 설치하고, 투입된 분말 입자 원료를 수용 연결 부재(15)상에 유지한 상태에서 수소 처리를 하고, 종료 후 수용 연결 부재(15)를 하강하여 수소 처리 생성물을 낙하시켜 우수한 자기 특성으로 변성된 희토류계 자석 분말을 반출한다.  이것에 의해, 로 본체(11)내를 수소 처리 온도로 유지한 상태에서 분말 입자 원료의 투입, 처리 생성물의 반출을 할 수 있고, 일괄 방식의 제조 장치와 비교하여 희토류계 자석 분말의 제조 효율을 대폭 향상시킬 수 있다.
Patent KR-19990030389-A (KR)
Title: 다각 용기의 제조방법
Filed: 1998-12-22
Abstract: 본 발명은 다각 용기의 제조방법에 관한 것으로서, 스테인레스재의 판넬에 필요로 하는 용기 크기의 외측으로 노치부를 형성시키는 노치공정과, 프레스를 사용하여 필요로 하는 형상으로 드로잉하는 1차 드로잉공정과, 드로잉된 부분을 다시 프레스를 사용하여 필요로 하는 용기의 일정 깊이 까지 드로잉하는 2차 드로잉공정과, 드로잉공정을 거쳐 필요로 하는 용기의 형상 및 일정 깊이까지 드로잉된 부위의 외주연을 절단 및 밴딩시키는 마무리공정으로 이루어 지는 스테인레스재의 내부 용기인 내부 용기 제조단계와; 상기 스테인레스재 용기의 외주면과 상응되고, 마무리공정시 밴딩된 끝단과 맞닿아 결합될 수 있도록 외주면 상부에 결합턱부가 형성되도록 합성수지재로 성형되는 케이스 용기인 케이스 제조단계와; 상기 스테인레스재 용기 외주면에 합성수지재의 용기를 압입하여 결합시키는 결합단계로 이루어지는 다각 용기의 제조방법을 제공하므로서, 생활용품 또는 주방용품 등의 용기를 내부에는 프레스 작업을 통하여 다각형으로 제조되는 내식성이 강한 스테인레스를, 그 외부에는 합성수지로 성형된 케이스를 간편하게 결합시켜 필요로 하는 다각형의 용기를 제조할 수 있어, 냉장고와 같은 협소한 공간에서도 다량으로 적재가 가능하고, 대량 생산이 용이하게 이루어져 제조원가를 저감시킬 수 있는 다각 스테인레스 용기의 제조방법에 관한 것이다.
Patent KR-20000041947-A (KR)
Title: Reaction furnace and method for forming single crystal silicone layer
Inventor: SHIN SEUNG WOO
IPC: C23C16/48
Filed: 1998-12-24
Abstract: PURPOSE: A reaction furnace to grow a single crystal silicone layer that has the wanted thickness on a silicone substrate and a method for forming a single crystal silicone layer using the furnace are provided. CONSTITUTION: A formation method of a single crystal silicone layer comprises the steps of: (i) supplying the silicone substrate wherein the pattern of an oxidation film is formed; (ii) washing to eliminate residual particles and natural oxidation film on the exposed silicone substrate; (iii) charging the silicone substrate into a reaction furnace; (iv) increasing temperature of the furnace to the set temperature, spraying source gas on the entire face of the silicone substrate to grow a single crystal silicone to a certain thickness only on the silicone substrate; (v) cooling temperature of the furnace to room temperature and fuzzing the inside; and (vi) repeating the fourth and the fifth step to form the wanted silicone layer.
Patent KR-20000042557-A (KR)
Title: Laser power controller of optical disc driver
Inventor: KIM JEONG GYU
IPC: G11B7/08
Filed: 1998-12-26
Abstract: PURPOSE: A laser power controller of optical disc driver is provided to easily switch a driving power of a laser diode and a power and to simplify a constitution of a circuit by digitizing the laser power controller of optical disc driver. CONSTITUTION: A microcomputer feeds a voltage value into a voltage reference generating unit(200) as a digital signal. The voltage reference generating unit(200) offers a signal about the reference voltage value of a laser power into a reference pulse generating unit(210). A reference pulse from the reference pulse generating unit(210) is fed to a pulse width modulating unit(231) through an adder(220). The reference pulse fed from the pulse width modulator(231) is offered to a low band filter(232) by performing a modulation of pulse width with a sampling clock. An output of the low band filter(232) is fed to a base terminal of a transistor(Q) in a driving unit(240) to turn on. A power fed to an emitter terminal is supplied to a laser diode(D1). A data on an optical disc is recorded or read by a laser power generated thereby.
Patent KR-20000043240-A (KR)
Title: Method for forming metallization of semiconductor device
Inventor: YEO IN SEOK
IPC: H01L21/28
Filed: 1998-12-28
Abstract: PURPOSE: A method for forming a metallization layer of a semiconductor device is provided to uniform a thickness of the metallization layer. CONSTITUTION: First, two insulating layers(12,13) such as a borophosphosilicate glass(BPSG) layer and a phosphorus silicate glass(PSG) layer are formed on a semiconductor substrate(11). The second insulating layer(13) is then etched to define a metallization layer. Next, another insulating layer(14) such as a BPSG layer is deposited and polished to exposed the underlying second insulating layer(13). The second insulating layer(13) is then removed by a selective wet etching. Next, a metal(15) for the metallization layer is deposited over a top surface and planarized by a chemical mechanical polishing. Then, an interlayer dielectric(17) is formed over all planarized surfaces. As a result, a thickness of the metallization layer(15) depends on a deposition thickness of the second insulating layer(13). Accordingly, the metallization layer(15) can be formed with an exact and uniform thickness.
Patent KR-20000045032-A (KR)
Title: Washing machine
Inventor: LIM HEE TAE
IPC: D06F33/02
Filed: 1998-12-30
Abstract: PURPOSE: A washing machine is provided to enhance the washing efficiency with silent operations by operating one or all of the motors according to diverse washing conditions and operation variants. CONSTITUTION: A main motor(30) is controlled and operated by a microcomputer according to a magnitude of a driving force required for the washing operation and mounted on one side of the base(20) of a water reservoir(14). An auxiliary motor(40) is controlled and operated by the microcomputer according to the magnitude of a driving force required for the washing operation and mounted on the other side of the base(20) of the water reservoir(14). A gear unit(50) is connected to the main and auxiliary motors(30, 40) and rotates a washing reservoir(16) and/or a pulsator(26).
Patent KR-20000045792-A (KR)
Title: Search information providing method for mobile communication terminal
Inventor: SEONG NAK GYU
IPC: H04B1/38
Filed: 1998-12-30
Abstract: PURPOSE: A search information providing method for a mobile communication terminal is provided to display a searched information, and enhances a user's convenience by automatically renewing a screen to the next search information at a predetermined time interval. CONSTITUTION: In a search information providing method for a mobile communication terminal, a searched information is displayed for a predetermined time, then a screen renewing operation is performed, so that the next search information screen is displayed. The searched information is renewed to the next search information screen by means of a predetermined key-input. Thereby, a user's convenience is enhanced because a screen is automatically renewed to the next search information at a predetermined time interval.
Patent KR-20000045825-A (KR)
Title: Cable television capable of schedule management
Inventor: CHOI HYEONG GEUN
IPC: H04N5/445
Filed: 1998-12-30
Abstract: PURPOSE: A cable television capable of schedule management is provided to use a channel not used by broadcasting signal as a schedule management channel. CONSTITUTION: A cable television capable of schedule management according to the present invention includes a micro processor(220), an image processor(250), an audio processor(260), an OSD(270), a demultiplexor, and a cable modem. An interface converter is further included in the cable television enabling bi-directional communication between the cable modem and the micro processor(220). The micro processor(220) controls overall operation. The image processor(250) and the audio processor(260) processes image signal and audio signal, respectively. The OSD(270) outputs text on the CRT(Cathode Ray Tube) screen. The demultiplexor selects the broadcasting signal.