baber/WOPTO huggingface dataset:
Patent KR-20030008450-A (KR)
Title: The stack package of ball grid array type
Inventor: KIM TAE HYEONG
IPC: H01L23/48
Filed: 2001-07-18
Abstract: PURPOSE: A BGA(Ball Grid Array) type stack package is provided to perform easily a stacking work and improve mounting density by stacking a plurality of micro BGA type or a plurality of CSP(Chip Scale Package) type semiconductor chip packages with insulating tapes having circuit wires. CONSTITUTION: A semiconductor chip package(10) having a solder bump is mounted on an upper portion of a printed circuit board(20). A semiconductor chip is formed on an upper portion of the semiconductor chip package(10). A circuit wire is formed on a lower portion of the semiconductor chip package(10). An insulating tape having a circuit wire and an adhesive is adhered on an upper surface of the semiconductor chip package(10). A solder pad of the insulating tape is adhered on the semiconductor chip package(10). The solder pad of the insulating tape is adhered on a solder portion(30).
Patent KR-20020045497-A (KR)
Inventor: ABE HIRONOBU
IPC: H01L21/336
Filed: 2001-07-19
Abstract: PURPOSE: To form an aggregate of crystal grain in priority orientation, whose grain diameter is small. CONSTITUTION: A semiconductor thin film is constituted of a plurality of crystal grains, and generation of projection in a boundary part of adjacent crystal grains is restrained by directing laser beam to an amorphous silicon film a plurality of times. Consequently, a polycrystalline silicon thin film element internally containing cluster crystal of an aggregate of at least two or more crystal grains is realized, and high mobility of 200 cm¬2/Vs or more is realized.
Patent KR-20030012480-A (KR)
Title: High Density Plasma Chemical Vapor Deposition apparatus for manufacturing semiconductor
Inventor: BAEK SEON GYEONG
IPC: H01L21/205
Filed: 2001-08-01
Abstract: PURPOSE: A high-density plasma CVD apparatus for fabricating a semiconductor is provided to remove effectively particles from a process chamber by dividing a cooling line into the first and the second cooling lines and providing cooling water of different temperature to the first and the second cooling lines. CONSTITUTION: The first cooling line is connected with a process chamber(10) and a dome(12). The second cooling line is connected with an electrostatic chuck(13). The cooling water of the same temperature circulates through the first and the second cooling lines through a hot loop(41) of a thermal exchange device(40) when a deposition process is performed in the process chamber. Accordingly, the cooling water of 75 degrees centigrade circulates through the first and the second cooling lines. The cooling water of different temperature circulates through the first and the second cooling lines when a cleaning process is performed in the process chamber.
Patent KR-20030013617-A (KR)
Title: Reinforcement method and structure for side wall of under ground structure
Inventor: YOO WON NAM
IPC: E02D17/04
Filed: 2001-08-08
Abstract: PURPOSE: A sidewall reinforcing method of an underground structure is provided to improve durability of an underground sidewall and to intercept water leakage. CONSTITUTION: The sidewall reinforcing method of an underground structure comprises the steps of: perforating a filling hole(10) on the back of a sidewall(4) of a subway tunnel structure(T); interposing a nail member(12) to the filling hole(10); supplying fillers to the nail member(12) interposed in the filling hole(10); and spreading the fillers supplied to the nail member(12) to the surrounding soil(14), then hardening to form a reinforced part.
Patent KR-20030013849-A (KR)
Title: an apparatus opening and closing an exhaust port of inlet-seal-box in an annealing furnace
Inventor: JU GAP SIK
IPC: C21D1/00
Filed: 2001-08-09
Abstract: PURPOSE: An apparatus for opening and closing the exit of inlet seal box in an annealing furnace is provided to shorten maintenance time required for recovering operation and minimize deterioration of productivity due to line stopping time by easily performing recovering of fracture when strip is fractured in a vertical annealing furnace. CONSTITUTION: In an annealing furnace comprising an inlet seal box(1) into which a strip is flown, a heating section which is installed in the upper part of the inlet seal box to form a hydrogen gas atmosphere, a cooling section installed in the upper part of the heating section and a return duct connected to the cooling section so that the annealing furnace continuously anneals the strip(9), the apparatus for opening and closing the exit of the inlet seal box in the annealing furnace comprises a strip fracture sensing sensor(19) which is installed at the exit side of the inlet seal box and interlockingly connected to descent of a dance roll(13) installed at the inlet seal box so that the strip fracture sensing sensor impresses strip fracture signals to a control panel; upper gate felts(25) comprising rods(31) which are oppositely installed at both sides of the strip to open or close a space between the upper exit of the inlet seal box and the strip passing by the upper exit thereof according to signals of the strip fracture sensing sensor, operated by an upper cylinder(29) installed at the inlet seal box, and guided by guides(33) installed at the inlet seal box; and lower gate felts(27) comprising rods(37) which are oppositely installed at both sides of the strip to open or close a space between the lower exit of the inlet seal box and the strip passing by the lower exit thereof at the lower side of the upper gate felts, operated by a lower cylinder(35) installed at the inlet seal box, and guided by guides(39) installed at the inlet seal box.
Patent KR-20030013983-A (KR)
Inventor: KOO GYEONG HOE
IPC: G05F1/565
Filed: 2001-08-10
Abstract: PURPOSE: An impedance control circuit is provided to match an impedance between a semiconductor device and a printed circuit board(PCB) using a current source which is installed at an inside of the semiconductor device. CONSTITUTION: A current source(217) supplies a predetermined current. An impedance adjusting circuit(215) adjusts amount of the current from the current source(217). A comparator(205) compares the difference voltage of a comparison output voltage with a reference voltage. A thermal code generator(209) receives an output signal of the comparator(205) and a clock signal, and outputs a plurality of the first control signals corresponding to the output signal of the comparator(205) according to the clock signal. A control circuit(211) receives the output signal of the comparator(205) and the clock signal, counts the transition number of a logic value of the output signal of the comparator(205), and generates a complete signal according to the clock signal when the counting number satisfies a predetermined condition. A register section(213) latches a plurality of the first control signals in response to the complete signal from the control circuit(211) and outputs a plurality of the second control signals.
Patent KR-20030015976-A (KR)
Title: A moving-type multipurpose search lighter
Inventor: LEE HYUN JO
IPC: F21S2/00
Filed: 2001-08-20
Abstract: PURPOSE: A multi-purpose movable search light is provided to effectively radiate light over a wide range by allowing the search light to easily change its position. CONSTITUTION: A search light(10) is adjustable by 360 degrees in both vertical and horizontal direction, and has a fixing unit(11) where a support unit(16) is mounted. A transfer cable(20) has both ends connected to both sides of the support unit so as to transfer the search light. The transfer cable is connected to transfer rolls(21) which are arranged at fixing boards(22) spaced apart from each other. The transfer cable rotates in a horizontal direction by a motor(M) for driving the transfer roll. The search light is equipped with a video camera(30) for easily checking the detected information.
Patent KR-20030016484-A (KR)
Inventor: JUN SEONG HO
IPC: F04C18/02
Filed: 2001-08-20
Abstract: PURPOSE: An apparatus for preventing vacuum compression of a scroll compressor is provided to prevent a suction pressure area from being excessively vacuous. CONSTITUTION: An apparatus includes a casing(1) divided into a suction pressure area(S2) and a discharge pressure area(S1); a rotary scroll(6) placed on a frame fixed in the casing and rotated by a driving motor; a fixed scroll(10) joined to the rotary scroll to form a plurality of compression chambers successively moving, forming a discharge hole(12) fluidically connecting the high pressure side compression chamber with the discharge pressure area and having a bypass hole(13) penetratingly formed to fluidically connecting the discharge pressure area with the suction pressure area; a valve housing(9A) fixed on the fixed scroll to receive the discharge hole; a check valve(9B) joined to an inside of the valve housing to open and close the discharge hole so as to prevent compressed gas in the discharge pressure area from flowing back to the compression chambers; a bypass valve(20) installed to the fixed scroll to open and close the bypass hole and opening to guide part of compressed gas in the discharge pressure area to the suction pressure area when the check valve is closed; and an interlocking member(30) having one end joined to the check valve and the other end joined to the bypass valve to open and close the bypass valve according to the movement of the check valve.
Patent KR-20030021058-A (KR)
Title: Multilingual electronic document exchange method using transmission and reception of identification code of database
Inventor: KIM JAE YUN
IPC: G06F17/28
Filed: 2001-09-05
Abstract: PURPOSE: A method for exchanging a multi-language electronic document by the transmission/reception of a database ID code is provided to use on a user PC by using a small sized database, to reduce operation volume due to a small data volume, and to realize perfect translation by performing the translation within the database. CONSTITUTION: A sender connects to a web server through the Internet or the network(S210). The sender downloads an emulator and the database(S220). The sender installs the emulator to the PC, and installs and constructs the database(S230). The sender executes the emulator(S240). The sender selects a sentence to be transmitted from the emulator(S250). The sender selects a word from the selected sentence and inputs it(S260). The selected words are transmitted to a receiver by directly inputting an e-mail address of the receiver to an address input window in the emulator and selecting the stored e-mail address of the receiver(S270).
Patent KR-20030021963-A (KR)
Title: Mother-of-pearl plate manufacturing method used by used mother-of-pearls
Inventor: KIM KYU JAING
IPC: B44C5/04
Filed: 2001-09-10
Abstract: PURPOSE: A method for manufacturing a mother-of-pearl plate using waste pearl is provided to improve the utility of the waste pearl and obtain cheap mother-of-pearl plates. CONSTITUTION: Waste pearls are input to a crusher for forming pearl particles having regular size(S2). A selector selects the particles of predetermined size and the selected particles are collected at a container(S4). One of pigments is sprayed over the whole surface of a background paper(S6). The pearl particles are sprayed on the pigment before the pigment is dried so that the pearl particles are mixed with the pigment or sink in the pigment(S8). The pearl particles are combined with the pigment while drying the pigment(S10). The pearl particles are removed by blowing or turning over a base plate(S12). A surface material is painted on the pigment to make a surface smooth(S14).
Patent KR-20030027555-A (KR)
Title: Method for controlling a frame synchronization for a E1 link
Inventor: CHOI JAE HO
IPC: H04J3/06
Filed: 2001-09-29
Abstract: PURPOSE: A method of controlling frame synchronization of an E1 link is provided to control frame synchronization separating and recovering processes according to quality standards of a transmission path, and to properly control frame synchronization in a transmission performance state of an E1 link, thereby improving telephone service quality of an access gateway system. CONSTITUTION: A synchronous mode detects an FAS(Frame Assignment Signal) from a receiving signal. A synchronization separation checking process(L1) is as follows. If the FAS is not detected in the synchronous mode, FASs are sequentially detected from a previous frame. If the FASs are detected, the synchronous mode is returned. If the FASs are not detected, frames are tracked to search synchronization. A synchronization recovery checking process(L2) is as follows. If the frames are detected in the search mode, many synchronization recovery checking modes are performed to detect the FASs. If the FASs are detected in a final synchronization recovery checking mode, the synchronous mode is returned. The number of the synchronization separation checking mode and the synchronization recovery checking mode is controlled according to a bit to error ratio.
Patent KR-20030031379-A (KR)
Title: Metal tiled roof and, construct method for the metal tiled roof
Inventor: JANG IK HYEONG
IPC: E04D1/18
Filed: 2001-10-15
Abstract: PURPOSE: A construction method for metallic roofing tiles is provided to prevent a bolt from sticking outward and to improve the appearance of a roof. CONSTITUTION: The construction method for metallic roofing tiles comprises the steps of: fixing one end of a metallic roofing tile to a truss by placing a single metallic tile between roof trusses(T), and fastening a tamping bolt downward on the lower projection of an assembling groove(4) formed on one end; connecting metallic roofing tiles by interposing an assembling projection(5) formed on the other end of another metallic tile in the assembling groove(4) formed on an end of the metallic tile; and fixing a lower end of the metallic tile and a lower end of another metallic tile by fastening a tamping bolt upward from the lower part of the truss(T) at the state of assembling/connecting one end of the metallic tile and the other end of another metallic tile.
Patent KR-20030033721-A (KR)
Title: Foodstuff containing lactic acid bacteria having anti-helicobacter pylori activity
Inventor: BAEK GYEONG SU
IPC: A23C9/123
Filed: 2001-10-24
Abstract: PURPOSE: A food product containing anti-helicobacter pylori lactic ferments is provided to inhibit the growth of harmful bacteria while improving the reliability and storage of the food. CONSTITUTION: A food product contains lactic ferments or byproducts thereof for inhibiting the growth of Helicobacter pylori. The lactic ferments are selected from the group consisting of Lactobacillus confusus PL9001 (KCCM-10245), Streptococcus faecalis PL9003(KCCM-10247), Lactobacillus confusus PL9004 (KCCM-10248), Lactobacillus fermentum PL9005 (KCCM-10250) and Lactobacillus fermentum PL9006 (KCCM-10251). The food product further contains a lactic ferment culture filtrate, and a lactic ferment activation solution.
Patent KR-20030035651-A (KR)
Title: Complement apparatus in eps system
Inventor: CHO JUN HYEONG
IPC: B62D5/04
Filed: 2001-11-02
Abstract: PURPOSE: A complementary device of an electronic power steering system is provided to make steering of a vehicle possible and minimum moving of the vehicle possible by driving a motor through a motor-supplementary driving part, although a motor-driving part of an ECU(Electronic Control Unit) is broken down. CONSTITUTION: A complementary device of an electronic power steering system comprises an MCU(Main Control Unit,1) controlling operation of each part in an ECU; a motor control part(2) controlling a motor according to a control signal output from the MCU; a first switching part(3) performing switching motions according to a switching control signal output from the MCU and outputting a control signal of the motor control part; a motor-driving part(4) driving the motor according to the control signal of the motor control part input through the first switching part; a supplementary motor-driving part(5) driving the motor according to the control signal of the motor control part input trough the first switching part when the motor-driving part is broken down; and a second switching part(6) performing switching motions according to the switching signal output from the MCU and outputting motor-driving signals of the motor-driving part and the supplementary motor-driving part to the motor. Accordingly, steering of the vehicle is possible and the minimum moving of the vehicle is performed, although the motor-driving part is broken down.
Patent KR-20030041354-A (KR)
Inventor: SHIN GYEONG CHEOL
IPC: F24F11/02
Filed: 2001-11-19
Abstract: PURPOSE: A management system of an air conditioner is provided to allow for rapid after service upon occurrence of trouble in the air conditioner. CONSTITUTION: A management system comprises a control unit(310) for controlling overall operation of an air conditioner(300) and judging the occurrence of trouble in the air conditioner; an Internet connection unit(350) for converting the signal output from the control unit into a format suitable for an Internet communication standard and performing connection to an Internet(360); and a management server(370) connected to the Internet, which receives an after service request message regarding the trouble of the air conditioner, searches information and provides the after service.
Patent KR-20030044142-A (KR)
Title: Method for measuring an electrical character of semiconductor device
Inventor: LEE JONG GON
IPC: G01R31/02
Filed: 2001-11-28
Abstract: PURPOSE: A method for measuring the electrical characteristics of a semiconductor device is provided to predict the change of the electrical characteristics of the semiconductor device caused by a plasma damage after the semiconductor device is operated during a predetermined period. CONSTITUTION: A method for measuring the electrical characteristics of a semiconductor device includes the steps of: calculating a lifetime reduction ratio(B) due to the voltage, a lifetime reduction ratio(Ea) due to the temperature and a lifetime reduction ratio(C) due to the area, calculating the amount of electric field to apply the stress to the first and the second devices during a target time period at a room temperature by using the calculated lifetime reduction ratio(B) due to the voltage, the calculated lifetime reduction ratio(Ea) due to the temperature and the lifetime reduction ratio(C) due to the area, applying the electric field to the first and the second devices during the target time period and determining the failure of the second device by comparing the electrical characteristics of the first with the second devices.
Patent KR-20020075197-A (KR)
Title: Power semiconductor device
Inventor: TOMOMATSU YOSHIFUMI
IPC: H01L29/739
Filed: 2001-11-29
Abstract: PURPOSE: To provide a power semiconductor device having a temperature sensor whose malfunction can be suppressed even to such disturbances and noises as electromagnetic interference waves. CONSTITUTION: The power semiconductor device 10 comprises a power semiconductor element 40 formed on a substrate 11 and a temperature sensor 20 including at least one temperature sensing diode 30 formed on the substrate. In the power semiconductor device, there are made substantially equal to each other a capacitance formed between one region 16 of regions 16, 18 having different conduction types from each other which constitute the diode and a base region 38 of the semiconductor element, and a capacitance formed between the other region 18 of the regions 16, 18 having different conduction types from each other and the base region 38 of the semiconductor element.
Patent KR-20020033592-A (KR)
Inventor: KIM GEUN JU
IPC: H01L21/304
Filed: 2001-11-30
Abstract: PURPOSE: A surface treatment method in a chemical-mechanical polishing(CMP) process of a sapphire wafer is provided to effectively prevent crystals from being damaged by surface residual stress, by re-crystallizing or etching away surface cracks through an etch process performed regarding the surface of the sapphire wafer after a CMP process is performed. CONSTITUTION: A CMP process is performed regarding the sapphire substrate. A dislocation formation layer and a dislocation progress layer which are a portion of which the surface is damaged by mechanical polishing, are annealed and recombined. A surface crystallite layer is dry-etched while annealed in an atmosphere of hydrogen and ammonia. Otherwise, a wet etch process is performed in a sulfuric acid solution and a phosphoric acid solution to eliminate a surface crystallite state so that good-quality crystallinity is guaranteed.
Patent KR-20030044680-A (KR)
Title: Apparatus for near field optical recorder
Inventor: KIM YEONG SIK
IPC: G11B11/105
Filed: 2001-11-30
Abstract: PURPOSE: A near field optical recorder is provided to form a light transmitting and receiving unit on a slider such that the optical axes of optical devices constructing the light transmitting and receiving unit exactly accord with one another. CONSTITUTION: A near field optical recorder has a slider(100) on which an opposite lens(112) is mounted. The slider includes a main body(110) having an objective lens(111) and the opposite lens, a thin plate(120) combined with the main body, a laser diode chip, and a light transmitting and receiving unit(200) composed of optical devices having the same optical axis to input light emitted from the laser diode chip to a disk through the opposite lens to form near field. The thin plate has a through-hole(121) in which the objective lens is set and an optical device mount hole opposite to the through-hole. The laser diode chip is set at one side of the optical device mount hole. The light transmitting and receiving unit is placed in the optical device mount hole.
Patent KR-20020070769-A (KR)
Inventor: KATSURADA IKUO
IPC: H01L21/324
Filed: 2001-12-01
Abstract: PURPOSE: To provide heat treatment equipment and a method for heat treatment using this, by which lifetime is improved and stripping of a film is prevented. CONSTITUTION: An outlet part 3 of the heat treatment equipment is provided with a plurality of outlets 2 having an outlet shape of Vincent Back curve. A pipe for oxygen, a pipe for air, and a pipe for argon are connected to the outlet part 3. A wafer 10 fed into a reaction tube 17 is heated and then subjected to the heat treatment at a prescribed temperature. Subsequently, when lowering the temperature, at the stage where the temperature is lowered to the prescribed temperature, a coolant gas including oxygen is introduced into the reaction tube 17 from the outlet part 3 and thus the temperature of the wafer 10 is further lowered.
Patent KR-20020044084-A (KR)
Inventor: KUDO MAMORU
IPC: G11B20/14
Filed: 2001-12-04
Abstract: PURPOSE: To properly reproduce a channel clock corresponding to a plurality of signal formats even in the simple constitution of a PLL(phase locked loop) circuit. CONSTITUTION: In the PLL circuit for reproducing a channel clock synchronized with data read from a rotary-driven disk recording medium, the frequency division ratio of a frequency divider provided in a required signal path is switched according to the reproducing signal format of, for example a CD(compact disc) reproducing signal, a DVD(digital video disc) reproducing signal or the like. When a signal format is different, the frequency of the channel clock synchronized with the reproducing signal is also varied. However, only by the operation of switching a frequency division ratio in one PLL circuit, the channel clock is properly reproduced corresponding to the plurality of signal formats.