baber/WOPTO huggingface dataset:
Patent KR-20010003082-A (KR)
Inventor: KIM MIN HA
IPC: H01L23/14
Filed: 1999-06-21
Abstract: PURPOSE: A chip package of an accumulation semiconductor and a method for manufacturing the chip package is provided to make a thin semiconductor chip package by piling up a different kind of chips. CONSTITUTION: A chip package of an accumulation semiconductor(10) is composed of the first semiconductor chip package(20) of TSOP(Thin Small Outline package) type and the second semiconductor chip package(40) of wafer level CSP(Chip Scale Package). In the first chip package(20), a semiconductor chip(21) is attached on a bottom of an inner lead(23). An electrode pad(22) of the attached semiconductor chip(21) is wire bound electrically with the inner lead(23) using a bonding wire(26). The semiconductor chip(21), the inner lead(23), and the bonding wire(26) are protected by a package body(27). An external lead(24) is used for linking an exterior substrate. A joint part(30) is exposed on the top of the inner lead(23) through a hole in the package body(27). A solder ball(43) on the bottom of the second semiconductor chip package(40) is interconnected electrically to the joint part(30). Through the solder ball(43) and the joint part(20), the first chip package(20) and the second chip package(40) are bonded.
Patent KR-20000006383-A (KR)
Inventor: SYUUJJO MEI
IPC: H04B1/707
Filed: 1999-06-23
Abstract: PURPOSE: A matched filter circuit and a signal receiving equipment using the same are provided to minimize dimension of the circuit, simultaneously maintaining the characteristic of low power consumption. CONSTITUTION: The circuit comprises: multiple register sets continuously maintaining a digital potential in response to a sampling clock; a circulating shift register having terminals corresponding to the registers in which each of the terminals maintains one bit coefficient corresponding to the registers; multiple circuits exclusively ORing each bit of the digital data and one bit coefficient; and an analog adder adding up the outputs of the exclusive OR circuits.
Patent KR-20010003453-A (KR)
Inventor: IN SEONG UK
IPC: H01L27/11
Filed: 1999-06-23
Abstract: PURPOSE: A method for manufacturing SRAM(Static Random Access Memory) is provided to improve conductivity of a connection line formed on a sidewall of contact hole. CONSTITUTION: A field oxide layer(12) is formed on a semiconductor substrate(11) using LOCOS(LOCal Oxidation of Silicon) method. After doping the first polysilicon layer(13), an access transistor gate electrode(14A) and a drive transistor gate electrode(14B) are formed by patterning the layers(12, 13). Spacers(15) are added on the both sides of the gate electrodes(14A, 14B). A source region of the access transistor(16A) and a drain region of the drive transistor(16B) are built by implanting impurities under the both gate electrodes(14A, 14B) sides. After covering, the substrate(11) with the first insulating layer(17), the layer(17) is etched for exposing the drain region of the access transistor(16B). To connect the exposed drain area(16B), a bit contact buffer region(18) is made. On the buffer region(18), the second insulating layer(19) is doped. A contact hole is produced by etching the first and the second insulating layers(17, 19). Inside the contact hole and the top of the second insulating layer(19), polysilicon layer(20) is vaporized. Etched the polysilicon layer(20) anisotropically, the third polysilicon layer is shielded on the contact hole and the insulating layer(19). After forming photoresist pattern, impurities are injected into the rest exposed polysilicon layer to give conductivity. Removing the photoresist pattern and patterning the third polysilicon layer, a high resistivity part(21R) and a connection line(21A) is formed.
Patent KR-20010003460-A (KR)
Title: Chip scale package
Inventor: KIM JAE MYEON
IPC: H01L23/08
Filed: 1999-06-23
Abstract: PURPOSE: A chip scale package is provided to improve the junction strength between a package and a semiconductor substrate by directly mounting a metal pattern on the semiconductor substrate. CONSTITUTION: A chip scale package comprises a semiconductor chip(30) on which a bonding pad(31) is installed. A ceramic substrate is bonded on a surface of the semiconductor chip(30). The ceramic substrate has an opening for exposing the bonding pad(31) and a projection portion(23). A metal pattern(80) is formed from the projection portion(23) to the opening of the ceramic substrate. A metal wire(50) is provided to electrically connect the metal pattern(80) and the boding pad(31). A sealing member is provided to seal between the projections(23) of the ceramic substrate.
Patent KR-20010003742-A (KR)
Inventor: AHN SEONG JUN
IPC: G02F1/136
Filed: 1999-06-25
Abstract: PURPOSE: A thin film transistor liquid crystal display is provided to prevent a brightness difference between shoots and a flicker phenomenon by forming dual drains and disposing a source between the drains. CONSTITUTION: The thin film transistor liquid crystal display comprises a gate line(51) and a data line(55) which are arranged on an insulation substrate. A thin film transistor(200) is disposed at an intersection of the gate and data lines(51,55). The thin film transistor(200) consists of a gate(51A), an active layer(53), the first and second drains(55B,55C) and a source(55A). The first and second drains(55B,55C) are projected from the data line(55) and are arranged parallel with one side of the gate(51A) overlapped with the drains(55B,55C). The source(55A) is parallel with the first and second drains(55B,55C) and is overlapped with the other side of the gate(51A).
Patent KR-20010008693-A (KR)
Inventor: BAEK MI SUK
IPC: H04M3/00
Filed: 1999-07-02
Abstract: PURPOSE: A method of processing a channel packet for data transfer is provided to reduce an overall process time by integrating function processes scattered at each processor according to similar function. CONSTITUTION: A method of processing a channel packet for data transfer comprises checking a state and an originating possibility of an originating subscriber to perform an originating digital subscriber signaling system No.1(DSS1) protocol process and packet processor allotment, when originating request is received from a subscriber(ST100). After performing originating X.25 protocol process function(ST110), number and terminating number translating function to a packet call is performed(ST120). After performing terminating DSS1 protocol process function and packet processor allotment function(ST130), terminating X.25 protocol process function is performed so as to transition to a state for data transfer(ST140,ST150).
Patent KR-20000011750-A (KR)
Inventor: VORGNA PLAVIO
IPC: F25D25/00
Filed: 1999-07-15
Abstract: PURPOSE: A shelf is provided to prevent the flowing of liquids down the shelf and to make possible the easy cleaning, operation, attachment and displacement, and a support is provided to form the shelf. CONSTITUTION: The shelf(10) composed of hardening glass, polycarbonate, polymethyl methacrylate comprises has a panel(11) onto a plastic frame(12) and a channel(13). The frame(12) included a plain surface connected to the side part of the frame and expanded along the whole length of the panel(11) and having a small valve(17) to connect the frame(12) and the panel(11). And the channel(13) prevents the flowing of liquid down to the bottom and on the surface and the being made unclean of dropped components.
Patent KR-20010011187-A (KR)
Inventor: JU GYEONG SIK
IPC: C11D7/42
Filed: 1999-07-26
Abstract: PURPOSE: An enzymatic cleaning composition in solid stick form to be applied by direct contact to stained areas of fabric by mixing alkylpolyoxyethyleneether ester sulfonate, alpha-olefinsulfonate, straight alkyl benzene sulfonate, alkylpolyoxyethyleneether with polypropylene glycol as an auxiliary substance to improve detergency by inhibiting the generation of a film and CMC and a copolymer of acrylic acid and maleic acid is provided, which has hardness and a dropping point suitable for use and distribution and excellent detergency for a partially deposited pollutant. CONSTITUTION: In a stick shaped enzymatic cleaning composition, the composition comprises 10 to 20% by weight of alkylpolyoxyethylene as an anionic surfactant, a nonionic surfactant containing alkylpolyoxyethyleneether ester sulfonate, an alpha-olefinsulfonate and straight alkylbenzene sulfonate, propylene glycol, 2 to 7% by weight of a fatty acid salt as a C6-22 saturated or unsaturated fatty acid, 2 to 6% by weight of CMC, enzyme and a copolymer of acrylic acid and maleic acid, wherein the alkylpolyoxyethylene is obtained by adding 9 to 12 mol ethyleneoxide to primary or secondary alcohol. The polyoxyethylenealkylether of formula: RO(CH2CH2O)nH is preferably used as a nonionic surfactant in which R is C6-22 alkyl, and n is an integer from 5 to 25.
Patent KR-20010011616-A (KR)
Inventor: CHOI CHEOL HO
IPC: H04N5/225
Filed: 1999-07-29
Abstract: PURPOSE: A method for driving a shutter of a charge coupled device(CCD) camera is provided to actively vary a shutter driving time of the CCD camera according to peripheral brightness changes of an operating environment or brightness changes of a bar caused by a temperature difference by a kind of steel, when a thermal image of a transferring bar is automatically measured through the CCD camera, so as to measure a formal failure of an exact bar according to a steel change of the bar or a wave and flutter. CONSTITUTION: An image processing device initially sets up a shutter driving speed of a CCD camera, according to a king of steel of a rolling element. The image processing device inputs thermal image data photographed through the CCD camera to store the thermal image data in a frame memory, and configures a brightness-pixel number histogram on the basis of brightness values per each pixel of the stored thermal image data. The image processing device detects a boundary of a bar and a background through each peak value, which indicates a signal of the bar detected from the configured histogram and a signal indicating a background screen, and finds a binarization threshold value. The image processing device compares the binarization threshold value with a binarization threshold value produced in a previous time. The image processing device varies the shutter driving speed of the CCD camera, according to differences between the present binarization threshold value and the previous binarization threshold value, and stores the present binarization threshold value and the set shutter driving speed in a predetermined area of a memory, then repeatedly performs from the step of inputting the thermal image data photographed through the CCD camera.
Patent KR-20010017680-A (KR)
Inventor: LEE SANG OK
IPC: B62D1/06
Filed: 1999-08-13
Abstract: PURPOSE: A handle has a cushion performance to smoothen the contact of human body and various patterns formed thereon. CONSTITUTION: A duplicating paper(1) having a pattern formed on one surface thereof is spread on the inner surface of a metal mold(2). A foaming resin is injected on the duplicating paper(1). A handle(3) is formed in the metal mold(2). The duplicating paper(1) is separated from the metal mold(2) by a generated heat. The patterns of the duplicating paper(1) is printed on the surface of the handle(3) by separating the duplicating paper(1) from the surface of the separated handle(3).
Patent KR-20000017385-A (KR)
Inventor: KRAMA GEORK
IPC: F22B37/00
Filed: 1999-08-19
Abstract: PURPOSE: A cleaning method of a heat exchange pipe and collecting apparatus for collecting a precipitate from the heat exchange pipe is provided, which cleans a heat exchange pipe of a heat exchanger of a nuclear equipment. CONSTITUTION: The collecting apparatus for collecting a precipitate from the heat exchange pipe comprises: a collecting chamber (26) having an inlet (28); a heat exchanger (2) to be guided through a pipe bottom (8), wherein the collecting chamber (26) is installed at the pipe bottom (8) or a lower region of the pipe bottom (8) and the inlet (28) of the collecting chamber (26) has a plurality of terminal portions (14, 14A, 16, 16A) of the heat exchanger (2), and the collecting chamber (26) is formed as a funnel and is sealed to the peripheral after fixing. Thereby, it is possible to perfectly remove the precipitate from the heat exchanger.
Patent KR-20010019770-A (KR)
Inventor: BAEK GYEONG UK
IPC: H01L21/60
Filed: 1999-08-30
Abstract: PURPOSE: A method for manufacturing a wafer level flip chip package using anisotropic conductive adhesive is provided to realize a chip-sized package with simplified, economical and high productive process and material. CONSTITUTION: A wafer is provided with a plurality of chips(7) each covered with a passivation layer(3) and having I/O pads(2) formed thereon. In the wafer level, a plurality of low-priced non-solder bumps(4) are formed on the respective I/O pads(2), and an anisotropic conductive adhesive(6) is then coated thereon. The low-priced non-solder bumps(4) may use gold stud bumps formed by bonding wires, or nickel/gold bumps formed by electroless plating. The anisotropic conductive adhesive(6) is preferably composed of a half-cured epoxy resin, nickel or gold-coated polymer balls of 2 to 15 weight percents, a solvent, and a hardening agent. The anisotropic conductive adhesive(6) may have a form of a film or paste. After dicing the wafer into individual chips(7), each chip(7) is bonded to a substrate by flip chip bonding technique.
Patent KR-20000017651-A (KR)
Inventor: YOSHIDA DETSUSHI
IPC: G02F1/1334
Filed: 1999-08-31
Abstract: PURPOSE: A reflective type liquid crystal display is provided to improve the contrast of the display. CONSTITUTION: In the display, the liquid crystal cell controls the incident light by the applied electric field forming the scatter state and transparent state and projecting the incident light to the direction exceeding the general view angle of liquid crystal cell. In the display, the polymer dispersion liquid crystal cell and selective reflector arrayed corresponding to the rear part of cell is placed. ITO electrode is generally used and the electrodes formed on one substrate is vertical to the electrodes formed on the other substrate. The selective reflector comprises lineal prism and the surface of the prism is deposited with metal thin film.
Patent KR-20010020044-A (KR)
Title: Projection television
Inventor: MUN HUI JONG
IPC: H04N9/31
Filed: 1999-08-31
Abstract: PURPOSE: A projection television is provided to widen the range of reproduction of color by enhancing the purity of color of original light. CONSTITUTION: A CRT(Cathode Ray Tube)(30) realizes green small pictures. A lens assembly(32) enlarges and then projects the small pictures. A light filter(50) removes the light of peripheral wavelength included to the green light. The CRT(30) includes a cathode(34) for emitting electronic beam. The emitted electrons progress and then is accelerated and deviated by a neck unit(36). A fluorescent body surface(38) excited by the accelerated electrons and emitted a visible ray. The lens assembly(32) includes a plurality of plastic lenses(40), a glass lens(42) and a C-lens(44). The lens assembly(32) is attached to the fluorescent body surface(38) of the CRT(30) by a coupler(46).
Patent KR-19990084021-A (KR)
Title: 가운데 접지 부근 천공
Filed: 1999-09-07
Abstract: 대중의 언론지인 신문이나 생활 정보지에 가운데로 접는 부근에 
     천공을 내서 일반인이 신문이나 생활정보지를 보는데 있어서 페 
     이지를 넘길때 쉽고 남들이 보왔을때 책처럼 보이는 효과를냄.
Patent KR-20010027994-A (KR)
Inventor: KIM JUNG SHIN
IPC: B60N2/90
Filed: 1999-09-17
Abstract: PURPOSE: A control system prevents the damage of the body thereof and the loss of an inserted coin. CONSTITUTION: A control system comprises a body(10), a stopper, a coin storage box, a supporting panel, a fixing pin, a connecting member(80) and a collection bag(70). A passenger who wants to confirm the time to arrive by operating a vibrator inserts a coin to an inserting hole formed on the upper portion of the body(10) mounted on an armrest. Then, the coin is moved to the lower portion through the inserting hole and stopped by the stopper. At the moment, a lamp is turned on by a provision of an electric power by the stopped coin. Therefore, the passenger and an operator confirms the coin and the control system is operated. When the collection of the coins is completed, the connecting member(80) is separated and the coins are collected into the collection bag(70).
Patent KR-20010028192-A (KR)
Inventor: PARK JO HWAN
IPC: F02D41/22
Filed: 1999-09-18
Abstract: PURPOSE: A device for controlling sudden start and sudden acceleration is provided to prevent an accident due to sudden start and sudden acceleration by automatically stopping an engine and cutting off fuel supply and to accurately analyze the factor of the sudden start and sudden acceleration after the accident. CONSTITUTION: A sudden start and sudden acceleration control device includes: an ECU(Electronic Control Unit)(70) controlling the general motion of a vehicle corresponding to the signals outputted from a vehicle speed sensor(10), an engine rpm sensor(20), a brake operation detector(30), an accelerator pedal operation detector(40), a shifting detector(50) and a manual switch(60), generating a control signal for the stoppage of an engine, an ignition signal block up control signal and a fuel supply block up control signal, and storing data obtained from each block in a memory(100); an ignition signal block up unit(80) for stopping an engine by blocking up an ignition signal; a fuel supply block up unit(90) for blocking up fuel supply by cutting off power; and the memory for storing the data about vehicle speed, engine rpm, brake operation state, accelerator pedal operation state, shifting state and manual switch operation obtained by the ECU. If engine rpm is over a reference level(3000rpm) while an accelerator pedal is not operated, the ECU decides the occurrence of sudden start and sudden acceleration and generates an ignition signal block up control signal and a fuel supply block up control signal. With the signals, the ignition signal block up unit forcibly turns off an ignition switch to cut off currents for ignition and the fuel supply block up unit cuts off the power supplied to an injector to cut off fuel supply. Therefore, the engine stops. Further, the factor of sudden start and sudden acceleration is examined with the data in the memory.
Patent KR-20010029235-A (KR)
Inventor: JUN YEONG HUN
IPC: H03H11/00
Filed: 1999-09-30
Abstract: PURPOSE: A filter circuit for high frequency using active inverter which has a feedback circuit is provided to amplify desired frequency component by removing unnecessary frequency component for each kind of transceivers. CONSTITUTION: In a filter circuit for high frequency, an active inverter(303) is connected between resonators(302,307) and resonators(304,313). The active inverter(303) has the first serial feedback circuit(310), the second serial feedback circuit(311), the third serial feedback circuit(312) and a parallel feedback circuit(308). The second serial feedback circuit(311), an active device(309) and the third serial feedback circuit(312) are coupled each other. The first serial feedback circuit(310) is connected to the active device(309) to form the parallel feedback circuit(308). Therefore the filter circuit for high frequency amplifies desired frequency component by removing unnecessary frequency component for each kind of transceivers.
Patent KR-20000028989-A (KR)
Inventor: ROIPELHOLTS YOJUA
IPC: C22B34/24
Filed: 1999-10-12
Abstract: PURPOSE: A method is provided to produce niobium and tantalum powder by reducing a niobium and tantalum oxide with an alkali earth metal and a rare earth metal. CONSTITUTION: A device for producing niobium and tantalum powder is composed of a motor type agitator(2), a conical shape reactor(1) having a reducing agent supplying unit and oxide charging element supplying units(3,4), an outlet tube(5), a channel supplying stopper(7), an outflow hole area(6), transmission passing chambers(9,11) and interlocking valves(10,12). Herein, melted magnesium existing between particles are removed 25 to 45% of volume of NbOx/MgO powder based on the Degree that NbOx/MgO powder formed by reduction is compressed on a conical shape front end. Then NbOx is reduced to a metal after cooling and washing with acid, and it is desirable to process NbOx powder with magnesium turning more than the chemical amount to the content of the remaining oxygen and to heat at 750 to 960°C for two hours under gas for protection.
Patent KR-20010037758-A (KR)
Inventor: KIM BONG TAEK
IPC: B61K13/00
Filed: 1999-10-19
Abstract: PURPOSE: A train rear sensing system and a control method thereof are provided to easily manage and repair a train rear device by reducing the size and the weight of the rear device, accurately detect the release of the connection with a freight car, and prevent a rear-ending collision due to the release. CONSTITUTION: A train rear sensing system includes a rear device(200) mounted on a rear train, detecting the pressure of a braking pipe and the acceleration speed of the rear train for judging whether the connection with a freight car is released or not, and receiving and transmitting the signals related to the state of the rear by radio; and a cab device(100) mounted on a locomotive, receiving the signals related to the release of the connection with the freight car and the state of the rear for displaying and alarming, and braking the train.
Patent KR-20000047567-A (KR)
Inventor: SAKAMAE HIROSHI
IPC: G01N23/227
Filed: 1999-10-28
Abstract: PURPOSE: A method for driving a stage of an electron probe micro analyzer is provided precisely control a height of a Z-shaft always satisfying a light focusing condition of an X-ray spectrum in a line analysis and mapping analysis of a sample surface having concave and convex parts. CONSTITUTION: A method for driving a stage of an electron probe micro analyzer includes the steps of obtaining amendment values of Z axis of a sample stage for satisfying a light focusing condition of X-ray spectrum at respective analyzing positions in an analyzing direction as a Z-axis amendment function in the shape of stairs, obtaining a Z-axis amendment value of a next analyzing position in the analyzing direction on the basis of the Z-shaft amendment function and a current analyzing position of the analyzing direction, and driving the sample stage with the obtained Z-shaft amendment value.
Patent KR-20000035143-A (KR)
Inventor: RUNIAK JOSEPH H
IPC: H01R13/207
Filed: 1999-11-02
Abstract: PURPOSE: An antenna assembly of a non expansion and contraction type is provided to operate an antenna without detaching the antenna from a unit. CONSTITUTION: An antenna assembly of a non expansion and contraction type for a wireless communication apparatus having a transmitter and receiver circuit comprises an antenna(200) of a non expansion and contraction type, a bushing(204), and a post(202). The bushing(204) has an attachment tool(238) for fixing the bushing to the wireless communication apparatus. The post(202) has one end connected to the antenna(200) of a non expansion and contraction type and the other end configured to connect the antenna(200) of a non expansion and contraction type to the transmitter and receiver circuit. The bushing(204) comprises an attachment tool(240) which is joined with the bushing and the post in order to prevent a sufficient movement of the antenna according to a vertical axis(214) of the post. The post(202) has a channel(218) which is extended in the bushing and is located between the ends of the post.