baber/WOPTO huggingface dataset:
Patent KR-20010090574-A (KR)
Title: Semiconductor wafer having a bank on a scribe line
Inventor: FUJII MOYURU
IPC: H01L21/304
Filed: 2001-03-26
Abstract: PURPOSE: To prevent grinding chips, which are produced during when the back is ground, from polluting an electrode pad in a back-grinding step for adsorbing a water surface, by using a simple method such as vacuum suction. CONSTITUTION: The method of manufacturing a semiconductor wafer and the semiconductor wafer manufactured by the method are characterized to include as a step for manufacturing a semiconductor wafer, in the back grinding step, the surface of a polyimide film formed wafer 2 is sucked after a polyimide film forming step for removing a polyimide film 8 on large parts of scrub lines 7 and a region between the scrub lines 7 and electrode pads 5 being adjacent to the scrub lines 7. In this step, the pattern of the polyimide film 8 in the polyimide film forming step includes banks 17b, by which the pattern of the polyimide film 8 in the polymide film forming step divides the scrub lines 7 near the intersections of the scrub lines 7 provided in a lattice form, so as to prevent the entry of grinding chips 14 generated, when the back is ground.
Patent KR-20020077949-A (KR)
Title: Method for transmitting and receiving of packet data in mobile communication system
Inventor: JE DAE GEON
IPC: H04L12/56
Filed: 2001-04-03
Abstract: PURPOSE: A method for transmitting and receiving packet data in a mobile communication system is provided to efficiently manage resources by grasping whether transmission data exist while the packet data are transmitted between a base station and a terminal. CONSTITUTION: It is checked whether a forward state flag of a UDSF(Uplink and Downlink State Flag) value exists for transmitting packet data in reverse direction. If a forward state flag exists, the forward state flag is stored and a reverse packet is transmitted. If the transmission of the reverse packet is completed, forward packet data are received by using a set dedicated mode.
Patent KR-20010090765-A (KR)
Inventor: MOTOKI TOMOO
IPC: C04B35/46
Filed: 2001-04-07
Abstract: PURPOSE: Provided are a nonreducing dielectric ceramic and a monolithic ceramic capacitor using the same. CONSTITUTION: The nonreducing dielectric ceramic contains a main component having a perovskite crystal phase and satisfying the formula: (Ca1-a-b-cSraBabMgc)m(Zr1-w-x-y-zTiwMnxNiyHfz)O3; and a compound oxide represented by the formula(Si,T)O2-MO-XO and (Si,T)O2-(Mn,M')O-Al2O3. The ratio of the intensity of the maximum peak of a crystal phase not of the perovskite crystal phase to the intensity of the maximum peak assigned to the perovskite crystal phase appearing at 2theta=25 to 35 is about 5% or less in a CuKalpha X-ray diffraction pattern, and a monolithic ceramic capacitor using the same.
Patent KR-20010098771-A (KR)
Title: 전자음 발생기
IPC: G10K9/13
Filed: 2001-04-20
Abstract: 전자음 발생기는 요크, 자석, 진동판 및 코일을 갖는 케이스와 한 쌍의 리드를 구비한다. 코일의 일단부 및 리드의 타단부는 케이스에 고정되어 외부 단자에 접속된다. 단자 접속 장치는 리드의 단부와 외부 단자를 연결하기 위해 제공된다. 단자 접속 장치는 케이스에 고정된 원통형 케이스, 원통형 케이스에 미끄러짐 가능하게 장착되는 접속 로드 및 원통형 케이스에 제공되고 접속 로드를 외측으로 부세하여 상기 접속 로드의 단부에서 외부 단자와 접촉되게 하는 코일 스프링으로 구성된다. 원통형 케이스의 상단부는 리드의 단부와 접촉된다.
Patent KR-20020082536-A (KR)
Title: Method of motion estimation for video image compression
Inventor: HAN SEON HYEONG
IPC: H04N19/43
Filed: 2001-04-24
Abstract: PURPOSE: An image compression motion estimation method is provided to prevent the deterioration of characteristics due to the noise while reducing the computation amount and the processing time by half by realizing a prior searched vector by a shifter and an adder. CONSTITUTION: An image compression motion estimation method includes the steps of searching motion vectors in a search range of a previous frame with reference to a current frame, storing the motion vectors, and obtaining image vectors of a next frame when reconstructing the current image by using the stored motion vectors again, wherein motion vectors of respective macro blocks of the current frame for recovering the next frame are substituted with an average of the motion vectors through the macro blocks.
Patent KR-20020082996-A (KR)
Title: Apparatus for generating a reference voltage in ferroelectric memory device
Inventor: KANG YEONG MIN
IPC: G11C11/22
Filed: 2001-04-25
Abstract: PURPOSE: A reference voltage generator in a ferroelectric memory device is provided, which can improve a yield, by connecting two reference cells to one bit line bar. CONSTITUTION: The reference voltage generator of a ferroelectric memory device comprises a bit line bar, and the first and the second reference word line(RWL_H,RWL_L), and the first and the second reference cell plate(RCP_H,RCP_L) where a voltage 0.2 or 0.8 times as high as a cell plate voltage. And the first reference cell(41) is connected to the bit line bar and its another side is connected to the first reference cell plate, and the first reference cell always has data of the first level. And one side of the second reference cell(42) is connected to the bit line bar in common with the first reference cell, and another side of the second reference cell is connected to the second reference cell plate, and the second reference cell always has data of the second level.
Patent KR-20010098862-A (KR)
Title: 반도체 장치의 제조 방법
IPC: H01L21/306
Filed: 2001-04-25
Abstract: 저온, 단시간에 금속 오염을 제거할 수 있는 세정 기술을 제공하기 위해서, 반도체 기판(1) 상에 폴리메탈 구조의 게이트 전극(7)을 형성한 후, 반도체 기판(1)을 세정할 때, 세정액으로서 0.1∼15중량%의 염산과, 0.01∼0.3중량%의 불산과, 0.1∼15중량%의 과산화수소를 포함하는 수용액을 이용한다.
Patent KR-20020084735-A (KR)
Title: Method and Apparatus for Removing Photo Resist on the Interlayer Dielectric Film in Semiconductor Device
Inventor: LEE GYEONG U
IPC: H01L21/3065
Filed: 2001-05-02
Abstract: PURPOSE: A method and an apparatus for removing a photoresist formed on an interlayer dielectric of a semiconductor device are provided to maintain a dielectric constant of the interlayer dielectric after an ashing process is performed on the photoresist formed on the interlayer dielectric. CONSTITUTION: An interlayer dielectric of a low dielectric constant is formed on a surface of a semiconductor substrate(S1). A photoresist is coated on an upper portion of the interlayer dielectric(S2). A contact hole is formed by patterning the photoresist and the interlayer dielectric(S3). The photoresist is removed by performing an ashing process for the photoresist and the interlayer dielectric is exposed thereby(S4). The interlayer dielectric is contacted with activated hydrogen by performing an activated hydrogen process(S5). A post-process such as a stripping process is performed(S6). The interlayer dielectric is formed by an SiOC:H-based compound. The activated hydrogen includes hydrogen plasma.
Patent KR-20020003498-A (KR)
Inventor: KAMISE CHIHARU
IPC: H04H20/67
Filed: 2001-05-11
Abstract: PURPOSE: To satisfactorily receive program information even in an underground structure. CONSTITUTION: This system is provided with an information distribution device 14 for distributing broadcasting information to a transmitter, a plurality of transmitters 13 a, b for giving the OFDM modulation processing of the same frequency to broadcasting information distributed from the information distribution device and transmitting the broadcasting information by an OFDM modulation system and a receiver for receiving and outputting the broadcasting information distributed by the information distribution device within the underground structure by receiving the broadcasting information transmitted by the OFDM modulation system and performing demodulation processing to the broadcasting information.
Patent KR-20020094583-A (KR)
Title: Lamp Socket for Taxiway Guidance signs
Inventor: LIM TAE YEONG
IPC: H01R33/06
Filed: 2001-06-12
Abstract: PURPOSE: A lamp socket for a taxiing guidance sign is provided to easily replace a lamp only by separating a cover of the lamp socket, and more clearly lighten a panel with fewer lamp sockets. CONSTITUTION: In a taxiing guidance sign including a light tube supporter mounted at one side wall of the taxiing guidance sign for supportively fixing one end of a light tube, and a lamp socket(30) mounted at the other side wall of the taxiing guidance sign for supportively fixing the other end of the light tube, wherein the light tube emits by lighting a lamp(38) of the lamp socket; and the lamp socket includes a lamp mounting rest(31) fixedly mounted at the side of the taxiing guidance sign by a rivet, a fixing element fixing the lamp mounted inside the lamp mounting rest, a cover(42) joined in outer direction of the lamp mounting rest, a packing(41) inserted between the lamp mounting rest and the cover, and a mounting element mounting the cover at the lamp mounting rest.
Patent KR-20020094851-A (KR)
Title: an air bubble producer
Inventor: KIM SEUNG HO
IPC: A01K63/04
Filed: 2001-06-08
Abstract: PURPOSE: A nonpowered apparatus for generating air bubbles is provided to facilitate the installation and management thereof, to minimize the installation cost and to easily install to a portable container mainly used by anglers without a separate motor, by supplying atmospheric air into water through flow of water on a side of a container. CONSTITUTION: In the nonpowered apparatus for generating air bubbles, an air case(10) whose one side is opened, is formed. A diaphragm(20) is elastically mounted with a spring(22) in the opened side of the air case in a manner to be operated by the pressure of water generated when the water flows. At least an air inlet opening(13) including a check apparatus(14) is formed at another proper location of the air case, corresponding to a vent(110) of a container(100), in order to inhale air to the inside thereof. At least an air spraying pipe(30) including a check apparatus(32) is mounted with a predetermined length at a proper location of the air case, in order to spray the inhaled air into water. A water discharge pipe(40) including a check apparatus(41) is mounted at one side of the air case, in order to discharge water flowed to the inside thereof.
Patent KR-20020095506-A (KR)
Title: method of fabricating liquid crystal display
Inventor: JUNG CHANG YONG
IPC: G02F1/136
Filed: 2001-06-14
Abstract: PURPOSE: An LCD fabricating method is provided to prevent the short of pixel electrodes due to the under-cut generated in the process of ITO film deposition by filling the spaces of openings formed in a protecting film by heat treatment at a temperature applying the mobility to a first resin film pattern formed on the protecting film. CONSTITUTION: An LCD fabricating method includes the steps of preparing a glass substrate(200) with thin film transistors having drain electrodes, forming a protecting film covering the thin film transistors, forming a first pattern having mobility by temperature change while exposing portions corresponding to the drain electrodes, forming a protecting film pattern(209) having openings(222) for exposing the drain electrodes by etching the protecting film by using the first pattern as an etching mask, forming a second pattern(221) covering side surfaces of the protecting film pattern by heat treatment(240), and forming pixel electrodes on the second pattern for covering the openings.
Patent KR-20020021981-A (KR)
Title: Heating apparatus for shoe
Inventor: LEE SEUNG IL
IPC: A43B7/02
Filed: 2001-06-21
Abstract: PURPOSE: Provided is a shoe heating device for heating semi-permanently in the winter by heating electrothermal wire, which generates electric current by driving a current generator mounted under the sole of a shoe by pressing the sole with walking foot. CONSTITUTION: The shoe heating device comprises a fixed front sole(1), a rear sole(1') capable of moving up and down, a connection pin(10) connecting the front sole(1) to the rear sole(1'), an inhaling/exhausting hole(2), driving devices(4), a driving toothed wheel(5), crank shafts(11) coupled with the driving toothed wheel(5), a toothed wheel(12) driving the current generator(6) by the driving force of the driving toothed wheel(5), springs(3) pushing the rear sole(1') up, upper and lower cylinders(3') for preventing the springs(3) from leaving, support springs(7) restoring the crank shafts(11) down, the electrothermal wire(8), and electric wire connecting the electric current to the electrothermal wire(8).
Patent KR-20010083799-A (KR)
Inventor: KIM SAM KYUNG
IPC: G06F3/02
Filed: 2001-06-29
Abstract: PURPOSE: A history keeper keyboard is provided to enhance the efficiency in a using a computer using a hot key function and to prevent information of a user from being flown out toward the exterior and to enhance a time managing efficiency using a history storing function. CONSTITUTION: An EF1(extension function) key function and EF2 key function must be operated in a system. If other key is pressed on condition that an EFn key is pressed, a hot key function memorizing a consecutive key as a word and a numeral is performed. An Mem(3) key and a Display(4) key perform an auxiliary function for operating the EFn key. The Mem(3) key is used before designating a hot key and transmits finally inputted contents to a memory chip of the system. The Display(4) key outputs contents inputted in a keyboard and embodies a password for controlling the using of the key. A liquid crystal display is connected to a memory chip, thus all contents inputted in a keyboard are recorded in the memory chip.
Patent KR-20030007994-A (KR)
Inventor: LIM CHAE MAN
IPC: A61H31/00
Filed: 2001-07-07
Abstract: PURPOSE: Provided is a method for controlling artificial respiratory system applying extended sigh used for treatment of acute respiratory distress syndrome and artificial respiratory system equipped with a program for performing the method. CONSTITUTION: The method comprises the steps of setting an initial value of a tidal volume and positive end expiratory pressure; expanding the lung while the positive end expiratory pressure is increased to a pressure limit and the tidal volume is reduced stepwise; and contracting the lung while the positive end expiratory pressure is reduced and the tidal volume is increased. The method is useful for treatment of acute respiratory distress syndrome acute pulmonary damage and atelectasis. The step to expand the lung is continued for 2 to 300 seconds. In this step, the positive end expiratory pressure is increased by an increment of 1 to 30 cm H2O and the pressure limit is 20 to 100 cm H2O.
Patent KR-20030005661-A (KR)
Title: Radiator mounting device
Inventor: LEE TAE GYEONG
IPC: B60K11/04
Filed: 2001-07-10
Abstract: PURPOSE: A radiator mounting device for reducing vibration is provided to improve the traveling experience by effectively damping various vibration frequencies of a vehicle body with the viscosity and elasticity of an MR(Magneto-Rheological) fluid. CONSTITUTION: A radiator(1) is supported on an upper and a lower vehicle frames(2,3) in front of an engine room. A mounting device(4) using an MR fluid for damping vibration is interposed. The MR fluid is placed in a space of a rubber case interposed between the radiator and the vehicle frames. A coil(8) surrounds the outer circumference of the rubber case. The coil generates a magnetic field. An accelerometer(10) measures an acceleration, and the acceleration value is transmitted to an electronic control unit(9). The electronic control unit determines the frequency of the acceleration by using FFT(Fat Fourier Transform). Depending on the frequency, the spring coefficient and the damping value of a dynamic damper spring are determined. A magnetic field applied to the MR fluid is determined depending on the spring coefficient and the damping value, and a corresponding voltage is applied to the coil.
Patent KR-20020028764-A (KR)
Inventor: SONG BYEONG SIK
IPC: A61K8/73
Filed: 2001-07-25
Abstract: PURPOSE: A toothpaste composition containing chitosan having an antimicrobial action on microorganism in the mouth and natural salt is provided, which has preventing effects on tooth decay and periodontal disease and offers an improved cool feel effect and refreshing feeling. CONSTITUTION: The toothpaste composition contains 0.01 to 2.0% by weight of chitosan, 0.1 to 1.0% by weight of natural salt, 20 to 60% by weight of an abrasive agent, 0.5 to 2.0% by weight of a swelling agent, 0.5 to 3.0% by weight of a foaming agent, 0.5 to 1.0% by weight of a sweetening agent, and 0.05 to 0.5% by weight of a perfume.
Patent KR-20030010844-A (KR)
Title: double-capacity compressor
Inventor: NOH CHEOL GI
IPC: F04B9/04
Filed: 2001-07-27
Abstract: PURPOSE: A double capacity compressor is provided to efficiently restrict relative rotation of an eccentric part and an eccentric sleeve naturally occurring during operation. CONSTITUTION: A compressor includes a hollow cylindrical eccentric part(21) placed on one end of a crankshaft and having a center(21a) eccentric to a rotating center(20a) of the crank shaft; a hollow cylindrical eccentric sleeve(30) joined to a periphery of the eccentric part with a center thereof eccentric to the center of the eccentric part so that only the eccentric part rotates or the eccentric sleeve rotates together with the eccentric part; and a relative rotation limiting device comprising an insertion member systematically fixed to the eccentric part and the eccentric sleeve and a track part, an orbital hole(33) formed on the eccentric part or the eccentric sleeve and having fixed angle range for one end of the insertion member to be mounted thereto so as to restrict relative rotation of the eccentric part and the eccentric sleeve.
Patent KR-20030012011-A (KR)
Title: Delay Variable Initial Signal Generator
Inventor: NOH JAE SEUNG
IPC: G01R31/28
Filed: 2001-07-30
Abstract: PURPOSE: An apparatus for generating a delay variable initial signal is provided to prevent the design disagreement due to an initial signal of a chip by executing initial signals of a simulation and a mounting test in one cycle. CONSTITUTION: A reset-glitch prevention circuit(10) removes a glitch of a reset signal to output it. A delay variable initial signal generating unit(20) delays and varies the reset signal outputted from the reset-glitch prevention circuit(10) to multi-steps and selects a signal corresponding to one of delayed and varied steps to output it as a reset signal. The delay variable initial signal generating unit(20) includes chains of plural delay devices(D1-D7) for respectively delaying the reset signals in a predetermined time and a multiplexer(M1) for selecting one of signals applied to respective input ends of the plural delay devices(D1-D7) and an output of the final delay device(D7) to output it as the reset signal.
Patent KR-20010086422-A (KR)
Inventor: CHUNG CHAN IK
IPC: H04L12/66
Filed: 2001-08-03
Abstract: PURPOSE: A VoIP(Voice over Internet Protocol) phone conversation apparatus having a settlement terminal function is provided to prevent information withdrawal of a member store or a buyer and perform the settlement irrespective of on-line state and off-line state by directly requesting the settlement using a smart card connected with a VoIP phone. CONSTITUTION: A telephone interface unit(110) converts a corresponding electric signal into an analog voice signal so that a voice of a user is transmitted to an object. A VoIP interface unit(120) converts the voice signal generated in the telephone interface unit(110) into a digital signal for performing VoIP telephone conversation. A card recognizing unit(190) recognizes an inserted electronic money and electronic credit card and exchanges smart card information. A memory unit(130) installs a control program. A control unit(140) receives the control program installed in the memory unit(130), controls the voice signal and the digital signal transmitted from the telephone interface unit(110) and the VoIP interface unit(120), and controls smart card information of the card recognizing unit(190). A communication interface unit((180) interfaces the digital signal and smart card information transmitted through the control unit(140) with a data communication equipment.
Patent KR-20020012520-A (KR)
Inventor: CHO TOM K
IPC: H01L21/31
Filed: 2001-08-07
Abstract: PURPOSE: An apparatus and method of guiding gas flow in substrate processing chamber are provided to increase the processing efficiency of a gas in a substrate processing chamber. CONSTITUTION: A substrate processing chamber comprises first means for providing a process gas into the chamber to process the substrate, second means for providing a cleaning gas into the chamber to clean the chamber; and an exhaust to exhaust the process and cleaning gas from the chamber.
Patent KR-20030017003-A (KR)
Title: Fabrication Method for (100) directional GaAs beam with rectangular cross-section
Inventor: BAEK SEUNG JUN
IPC: H01L21/308
Filed: 2001-08-23
Abstract: PURPOSE: A method for fabricating a (100) directional GaAs beam having a rectangular cross-section is provided to obtain a floated (100) directional GaAs beam by using a (001) GaAs substrate as a structural material. CONSTITUTION: An etch mask having a (100) directional boundary is patterned by using a (001) GaAs substrate. A stepped structure is formed perpendicularly to a wall face of a structure by wet etching or dry etching. The amount of undercut corresponds to the amount of etch to the direction of depth if the wet etching is done. A wall protection layer of the fabricated structure is formed. A (100) directional beam is floated by the wet etching of the structure having the wall protection layer.
Patent KR-20030017012-A (KR)
Title: Method for controling tension in tension leveler
Inventor: NAM SEONG HYEON
IPC: B21B37/48
Filed: 2001-08-23
Abstract: PURPOSE: A method for controlling tension in tension leveler is provided to control torque of powder clutch, thereby improve shape quality of strip by calculating tension loss of strip generated as strip is passing from inlet to outlet of the leveler, thereby predicting strip tension of the rear end of inlet bridle roll. CONSTITUTION: The method for controlling tension in tension leveler comprises the steps of measuring strip tension (T6) in front of an outlet bridle roll(4) at an outlet tension meter roll(12) comprising a tension leveler for leveling shape of strip; operating strip tension (T5) in rear of an inlet bridle roll(3) at a tension loss operation processor(17) using the measured strip tension (T6) in front of the outlet bridle roll(4); operating strip inlet tensions (T2,T3,T4) at an inlet operation processor(14) using the operated strip tension (T5) in rear of the inlet bridle roll(3) and strip tension (T1) in front of the inlet bridle roll(3); operating strip outlet tensions (T7,T8,T9) at an outlet operation processor(15) using the measured strip tension (T6) in front of the outlet bridle roll(4) and strip tension (T10) in rear of the outlet bridle roll(4); and controlling the calculated torque after calculating torque of inlet and outlet powder clutches(10,11) using the operated strip inlet tensions (T2,T3,T4) and strip outlet tensions (T7,T8,T9).
Patent KR-20030018639-A (KR)
Title: a method for manufacturing of semiconductor memory device
Inventor: CHOI CHEOL CHAN
IPC: H01L21/027
Filed: 2001-08-30
Abstract: PURPOSE: A method for manufacturing a semiconductor memory device is provided to simplify manufacturing processes and to enhance mask processing margin by improving etch selectivity of a photoresist used in DTI(Deep Trench Isolation) processing. CONSTITUTION: The first and second insulating layer(101,102) are sequentially deposited on a semiconductor substrate(100) defined by an STI(Shallow Trench Isolation) and DTI formation region. A plurality of STI are formed by selectively etching the second and first insulating layer(102,101) and the substrate(100). A hardened photoresist layer(105a) is formed on the resultant structure so as to expose the DTI formation region. A DTI(106) is then formed by etching the exposed DTI formation region using the hardened photoresist layer(105a) and the second insulating layer(102) as a mask.