baber/WOPTO huggingface dataset:
Patent KR-20010019143-A (KR)
Inventor: JUNG JIN YEONG
IPC: H01L21/76
Filed: 1999-08-25
Abstract: PURPOSE: A method for manufacturing a trench-gate type power semiconductor device is provided to prevent an electric field from being concentrated in a lower edge portion of an outermost trench insulating layer when the device turns off, by making a p-type well region between outermost trench insulating layers have the same depth as the trench insulating layers. CONSTITUTION: The low density first semiconductor region of the second conductivity type is formed on a high density semiconductor substrate of the first conductivity type. The semiconductor region of the first conductivity type is formed on the first semiconductor region wherein the semiconductor region of the first depth and the second semiconductor region of the second depth deeper than the first depth are selectively formed. A plurality of trenches is selectively formed to pass through the second semiconductor region and the first semiconductor region. The trench is deeper than the first depth and not deeper than the second depth. The second semiconductor region of the second depth is located between two trenches existing in an outermost portion. An oxide layer and a gate conductive layer are sequentially formed in the trench. The high density third semiconductor region is formed on the second semiconductor region. The first and second electrodes are electrically connected to the third semiconductor region and the semiconductor substrate, respectively.
Patent KR-20010020080-A (KR)
Inventor: CHO GYU YEON
IPC: A43B21/24
Filed: 1999-09-03
Abstract: PURPOSE: A high heel easily for attaching cushion, hobnail and accessary thereto is provided for forming a space to insert beads, rings into or to attach accessary around the heel, in order to decorate the high heel. CONSTITUTION: A high heel available for attaching cushion, hobnail and accessary is characterized in that the heel is penetrated or bored through to form a space with various shapes such as circle, oval or polygons to insert or attach accessary thereinto. It is possible to remove the cushion if not required, to insert the hobnail into the penetrated space and/or to easily replace the accessary with new one. The high heel has a ring for engaging accessary and a hole for passing a bar to insert the accessary ring. The metal hobnail of the high heel is provided for protecting the heel from being worn and for sliding-proofing effects.
Patent KR-20000028667-A (KR)
Inventor: MASENAS CHARS J
IPC: G11B5/012
Filed: 1999-09-14
Abstract: PURPOSE: A cross-coupled H-driver apparatus and H-driver circuit, and a method for selectively decreasing resistance capacity time constant are provided to decrease a recording time of a magnetic storage device by selectively decreasing one or more RC time constants in an H-driver circuit during a certain operation of a certain H-driver circuit. CONSTITUTION: A first P-FET(202) is coupled to a first pull-up resistor(118) at a parallel state. The first P-FET(202) has a source lead and a body lead coupled to a positive voltage rail(116), a drain lead coupled to a base lead of a first pull-up transistor(112), and a gate lead coupled to an output terminal through a second Schottky diode(124). A second P-FET(204) is coupled to a second pull-up resistor(122) at a parallel state. The second P-FET(204) has a source lead and a body lead coupled to the positive voltage rail(116), a drain lead coupled to a base lead of a second pull-up transistor(114), and a gate lead coupled to an output terminal through a first Schottky diode(120).
Patent KR-20010029390-A (KR)
Inventor: KIM BYEONG IL
IPC: D03D15/567
Filed: 1999-09-30
Abstract: PURPOSE: A process for preparing the title fabric by weaving a cation dye dyeable polyester ultrafine fiber and yarn having a small fineness and different shrinkage is provided, which produces silk like polyester fabrics having elegant gloss and silk like touch and expressing melange effect at the same time. CONSTITUTION: This process comprises the steps of using copolymerized polyester multifilament yarn having a small fineness and different shrinkage as warp threads and cation dye dyeable polyester/polyamide composite yarn having a single yarn fineness of less than 0.3 as weft threads, weaving in such a manner that the total weight of the warp threads is 45 to 60wt.% based on the total weight of the fabric, and performing weight reduction process to be a weight reduction rate of 5 to 10wt.%.
Patent KR-20000047507-A (KR)
Inventor: FUKUSHIMA SHIGEO
IPC: F04B39/00
Filed: 1999-10-01
Abstract: PURPOSE: A method for coating the piston of a compressor containing an excellent sliding property is provided to increase producing efficiency. CONSTITUTION: A piston of a compressor forms a coating layer(35) composed of a fluorine resin(36) and a binder(37) on the outer circumference of the head part. The ratio of binder to the fluorine resin is 0.8 to 3.0wt%. The extracted part of the fluorine resin remains on the surface of the coating layer to slide with a cylinder bore well. In order to equalize the entire circumference of the coating layer, the piston is immediately separated from a transcribed body.
Patent KR-20010035646-A (KR)
Inventor: NAM JAE UK
IPC: G11C11/407
Filed: 1999-10-01
Abstract: PURPOSE: A semiconductor memory device having a programmable delay control circuit is provided by which a user can control the delay time of a master clock signal used inside the semiconductor memory device to precisely synchronize an output signal of the memory device with a clock signal of an application product connected with the semiconductor memory device. CONSTITUTION: A semiconductor memory device(101) having the first latch(111) finally latching an inner signal includes a plurality of delays(121,122,123) for respectively delaying a clock signal applied to the first latch by a predetermined period of time, and a multiplexer(131) for receiving the clock signal and clock signals output from the delays. The memory device further has a delay controller(141) for making the multiplexer select and output one of the clock signals, and the second latch(112) outputs the signal from the first latch to the outside of the semiconductor memory device in synchronization with the clock signal output from the multiplexer.
Patent KR-20010036638-A (KR)
Inventor: LEE JEONG U
IPC: H04M1/56
Filed: 1999-10-11
Abstract: PURPOSE: A method for indicating messages using a key-phone is provided to give a product suitable for the user request by indicating various promises, family birthdays, other memorial days, etc., to inform a user of the main schedule. CONSTITUTION: A function of input key is identified on a key-phone(S100). If the input key is a key having a function for informing user of a certain information(S200), the user information about a user for receiving the certain information and the above certain information are recorded(S300). The recorded user information and certain information are stored in a storage according as a control signal from a controller(S400). If the set time is reached(S500), the above certain information is transmitted to the user in particular format by using the above user information(S600).
Patent KR-20010036704-A (KR)
Inventor: BAE HYEON GI
IPC: G06Q40/02
Filed: 1999-10-11
Abstract: PURPOSE: A method for performing an external business using a plurality of queues is provided to prevent a delay of a business or a process by separating a requested external business by hosts and businesses. CONSTITUTION: A host interface module in an external business system receives special data in accordance with the TCP/IP method(S10). The host interface module grasps a business field of the received special data(S11). The special data are stored in an outbound queue according to business fields corresponded to the grasped business field(S12). The external business system reads the special data being stored the outbound queue successively in accordance with the FIFO method, and the corresponding relay center to receive process result data with respect to the special data is sensed, and the special data are transmitted and stored to a relay center transmitting queue responded to the relay center(S13). The external business system reads the special data in accordance with the FIFO, and processes the special data for oneself(S14). An AP receiving the special data interprets the special data and performs an operation with respect to the data, and searches the relay center, and transmits the operation performing result data to the relay center through a relay center agent module. After the external business system transmits the result data to the relay center, a host and the user perceive the transmitting result(S16).
Patent KR-20010036732-A (KR)
Inventor: LEE JEONG HYE
IPC: H04N5/50
Filed: 1999-10-11
Abstract: PURPOSE: A channel interface device for a digital broadcasting receiver is provided to detect a sync byte before writing decoded data from a channel decoding unit in a storing unit and writes data by a packet. CONSTITUTION: A tuner(100) tunes a signal received from an antenna as a certain band. A channel decoding unit(200) decodes a channel from the signal tuned in the tuner(100). A channel interfacing unit(300) detects a sync byte from the signal decoded in the channel decoding unit(200) and writes data from a certain position of a storing unit(400). A transport demultiplexing unit(500) reads a signal stored in the storing unit(400) from the certain position and demultiplexes the read signal.
Patent KR-20010037117-A (KR)
Inventor: BAEK IL YEONG
IPC: G08B15/02
Filed: 1999-10-14
Abstract: PURPOSE: The method for preventing ammonia gas leak and apparatus thereof are provided to reduce generation rate of wrong operation by dually setting up a sensor in forms of confirming a region leaked and simultaneously sensing changes of color and pH. CONSTITUTION: A cap(12) is composed of a pH electrode and an insulating material. A length direction penetration hole is formed on a central axis in a protection frame(13). A combining unit is formed in a cover(14). A plurality of support frames are formed in an assembly nut(15). A gas detector(10) is composed of one or more gauze and a detection vessel(16). A control valve(21) controls a current of ammonia gas. An ammonia field(20) is equipped with an inflow and a discharge pipe(21a,21b). A counteractive storage tank(31) stores disaster prevention water. A sprinkler(30) is equipped with a discharge gun(31a), the first and the second valve(32a, 32b) and a disaster prevention pump(33). A control unit(40) is equipped with a red flashing light(41), an abnormal lamp(42a), a normal lamp(42b), an alarm(43), an automatic/manual switch(44), a power switch(45) and a pH controller(46).
Patent KR-20010029400-A (KR)
Inventor: CHOI HUNG JIN
IPC: A61J9/00
Filed: 1999-10-11
Abstract: PURPOSE: A powder milk helper for going out is provided, which eases a use by connecting a silicon tube hose with a nipple and a cap and by erecting a baby bottle upside down. CONSTITUTION: A powder milk helper for going out is characterized by comprising the following: (i)a constrictor(3) which constricts a baby bottle(1) in baby bottle case; (ii)a deck plate(2a) for controlling a size of the large bottle or the small baby bottle; (iii)a floor plate(2b) which is adhered to the round section of the input hole by the constrictor(3); (iv)a spring(7) which is inserted into a hinge axis for jointing an inlet deck plate(8) with an inlet floor plate(5); (v)a nipple(13) which is operated by the hinge axis(6) and the spring(7); (vi)a silicon tube hose(10) which is connected to the protrusion in front of the deck plate(8) through a middle hole of a cap(9); (vii)a cap(9) which is fixed with the baby bottle like screw and bolt; (viii)a hanger(14) which prevents a drop of nipple(13).
Patent KR-20000047551-A (KR)
Inventor: GURACHI KACHEHIRO
IPC: F16F9/32
Filed: 1999-10-23
Abstract: PURPOSE: An air damper is provided to manufacture cheaply without an O ring, to increase a resistant difference in the both side and to make a part to be common having nothing to do with a direction. CONSTITUTION: An air damper comprises: a cylinder (1), the both side of which is open, to have a contacted face (12) of the cylinder in one side of open face; a piston rod (2); a piston (3) to be fixed in a border of the piston rod, and to slide in inner face of the cylinder; a cap (4) to be mounted on one side of open part of the cylinder (11), and to have a contacted face (43) of the cap; where the contacted face of the cap and the contacted face (12) of the cylinder are separated or contacted according to the motion of the piston rod.
Patent KR-20010045922-A (KR)
Inventor: CHOI JAE EOK
IPC: F16D65/78
Filed: 1999-11-09
Abstract: PURPOSE: A brake drum cooling device cools down the temperature of a brake drum with cooling water to prevent the physical property of rubber of a bead part from being changed. CONSTITUTION: A cooling cistern(3) is formed inside a brake drum(2). Two tanks(5, 6) are installed in a brake drum cover(4) installed inside the brake drum(2) to temporarily store cooling water circulating into and out of the brake drum(2). A slip ring is interposed between the brake drum cover(4) and the brake drum(2). A cooling water forcing circulation device comprises a pump(7) and a radiator(8) and is installed in the tanks(5, 6).
Patent KR-20000035681-A (KR)
Inventor: IKEDA KIYOSHI
IPC: H04N7/50
Filed: 1999-11-25
Abstract: PURPOSE: An MPEG reproducing apparatus and methods are provided to overcome deficiencies of the prior art and to provide an MPEG reproducing apparatus and an MPEG reproducing method for implementing single-speed MPEG reproduction of all frames in the reverse direction. CONSTITUTION: An MPEG reproducing apparatus for reproducing an MPEG bit stream based on an MPEG standard comprises a picture type identifying element (30) for identifying picture types of the MPEG bit streams, a reversely-reproduced picture controlling element (40) for controlling a decoding sequence of the MPEG bit streams in accordance with the picture types upon reverse reproduction, an MPEG decoding element (50) for generating picture data by subjecting to MPEG decoding the bit stream designated by the reversely reproduced picture controlling element (40), and a frame storing element (60) for storing the picture data, thereby providing an apparatus for reproducing all MPEG frames in reverse at single speed.
Patent KR-20010055411-A (KR)
Inventor: JANG DU WON
IPC: C09K3/14
Filed: 1999-12-10
Abstract: PURPOSE: A method for preparing silica slurry for CMP(chemical mechanical polishing) of semiconductor devices is provided for improving dispersion stability to prevent alteration of physical property and reduction of grinding performance even in long-time storage. CONSTITUTION: The method for preparing silica slurry for CMP comprises freely mixing silica and deionized water and dispersing under high pressure the obtained silica slurry in the mixed solution. The method includes adding 0.01-20 wt.% of a coupling agent to the silica mixture, based on total amount of the silica slurry and dispersing it during the free-mixing process in order to perform the dispersion simultaneously with surface reforming process. The coupling agent is at least one selected from a group consisting of alcohol containing C1-C10, organic acid and its derivative containing C1-C20, and/or isocyanate, trimethyl chlorosilane, hexamethyl disilazane containing C1-C20.
Patent KR-20010064688-A (KR)
Inventor: JIN DAE HYEON
IPC: F28F1/32
Filed: 1999-12-13
Abstract: PURPOSE: A fin tube heat exchanger is provided, in which arrangement of heat transfer pipes is maintained optimum, to thereby reduce pressure loss and improve heat exchange performance, while reducing manufacturing cost. CONSTITUTION: A fin tube heat exchanger comprises a heat transfer pipe(100) along which fluid flows; and a cooling fin(200) onto which the heat transfer pipe is coupled, in such a manner that the low pitch(L2) formed in the air flow direction satisfies the relation of D < 1.8-2.2, with respect to the diameter(D) of the heat transfer pipe, and the step pitch(S2) formed in the vertical direction with respect to the air flow direction satisfies the relation of D< 3.3-4.5. A protrusion(220) which is opened in correspondence with the fluid flow direction, is arranged between thus-coupled heat transfer pipes.
Patent KR-20010057209-A (KR)
Inventor: HONG SEONG UK
IPC: B29C48/10
Filed: 1999-12-20
Abstract: PURPOSE: A heat dissipative liquid crystal polymer composite gas separation membrane having selective permeability of high performance using morphological adjustment is provided, which has a merit of high permeability and is manufactured only in an extruder thus eliminating solution casting, solution recovery and treatment and can be produced in a mass production method. The membrane can be applied to all heat dissipating liquid crystal polymer and thermo plastic resin, so that can be used for separating gases having different permeability from mixed gas. CONSTITUTION: The separation membrane is prepared by melting 50-99 wt.% of thermo plastic resin, 1-50 wt.% of heat dissipative liquid crystal polymer that is 5-25 wt.% in concentration and normal diffluence agent of 0.1-10 wt.% of heat dissipative liquid crystal polymer and by processing.
Patent KR-20010063263-A (KR)
Inventor: YEO IN SEOK
IPC: H01L21/336
Filed: 1999-12-22
Abstract: PURPOSE: A method for manufacturing a gate electrode of a semiconductor device is provided to improve a characteristic and reliability of a gate electrode composed of polysilicon and tungsten, by performing a reoxidation process before a tungsten layer is formed. CONSTITUTION: A gate oxide layer(22), a silicon layer(23) and a sacrificial layer are sequentially formed on a semiconductor substrate(21). The sacrificial layer and the silicon layer are etched to form an electrode pattern composed of the silicon layer and the sacrificial layer. A spacer(32) is formed on both sidewalls of the electrode pattern. The sacrificial layer is removed to form a groove(35) exposing the silicon layer. A reoxidation process is performed to recover damage caused to the edge of the electrode pattern in an etching process for forming the electrode pattern and damage caused to the gate oxide layer. A diffusion blocking layer(36) is formed inside the groove. A tungsten layer(37) is formed on the diffusion blocking layer to bury the groove.
Patent KR-20010063273-A (KR)
Inventor: NOH GWANG SUK
IPC: G01R31/26
Filed: 1999-12-22
Abstract: PURPOSE: A semiconductor integrated circuit test system is provided to decrease operating test time by testing sequentially a some of semiconductor units installed on one test board. CONSTITUTION: A semiconductor integrated circuit test system is composed of a test board(110), decoder(130), and a some of channels. Two of semiconductor integrated circuits(121,122) is installed on the test board(110). Each of the semiconductor integrated circuits(121, 122) have input/output terminals(AD1 - AD6, IO1 AND IO2) to input address and data from outside or to output address and data to outside. Each of switches (SW11 - SW18) is connected between input/output terminals(AD1 - AD6, IO1 and IO2) of the semiconductor integrated circuit(121) and channels(CH1 - CH6, IO(1) and IO(2)) of the semiconductor integrated test system. The terminals with the same name of the semiconductor integrated circuit is connected with channels of the same name.
Patent KR-20010057973-A (KR)
Inventor: HA DONG U
IPC: F21V36/02
Filed: 1999-12-23
Abstract: PURPOSE: A ceiling system with an illumination using an optical fiber and a stainless is provided to be used for both illumination and decoration purposes by forming a ceiling surface with a stainless and installing a plurality of optical fibers on the ceiling surface. CONSTITUTION: A plurality of optical fibers(2) are arranged on a stainless ceiling(1) to be protruded to the outside by as much as a small part thereof. An optical source(3) capable of emitting various lights is connected to the plurality of optical fibers(2), so as to supply a power to the optical fibers(2). The plurality of optical fibers(2) connected to the optical source(3) are installed on the stainless ceiling(1), such that various types of illumination and decoration effects are achievable. The optical source is designed to be rotated, such that the various lights are supplied in turns through the optical fibers(2), leading to more efficient illumination effect and decoration effect. The optical source(3) is rotatable and a rotation apparatus(4) is generally coupled with the optical source, resulting in rotation. The optical source, the rotation apparatus and the optical fibers are disposed on an inside of the stainless ceiling.
Patent KR-20010058373-A (KR)
Inventor: CHO CHEOL JE
IPC: H01L21/02
Filed: 1999-12-27
Abstract: PURPOSE: An apparatus for eliminating particles of a semiconductor reticle is provided to collect and eliminate particles adhered to the reticle in a particle collecting bar, by installing the particle collecting bar inside a chamber, and by installing a charge generator in the outside of the chamber. CONSTITUTION: A chamber(11) has a space part of a predetermined size in its inside. Upper and lower particle collecting bars(14,14') collect particles(13) adhered to a reticle(12), installed in the upper and lower portions of the inside of the chamber, respectively. A charge generating unit(15) charges the upper and lower particle collecting bars, installed in the outside of the chamber.
Patent KR-20000017932-A (KR)
Title: Decentralized train boarding inducement system
Inventor: KIM YONG SUB
IPC: B61K13/00
Filed: 1999-12-23
Abstract: PURPOSE: A decentralized train boarding inducement system is provided to reduce the inconvenience of the passengers and to promote safe traveling of a train by preventing the overweight of the train on a certain passenger coach due to the weight of the passengers boarding on the train. CONSTITUTION: A system comprises: a passenger judgement part(10) to judge the amount of the passengers boarding on a passenger coach; a mobile station transceiver part(20) to transmit the signal generated by judging the amount of the passengers; a fixed station transceiver part(30) to receive the signal transmitted from the mobile transceiver station and to draw out data signals; and a comparative operation part(40) to appoint sequence from the passenger coach having less passengers according to the amount of the passengers boarding on each passenger coach by being input with the signals about the passenger amount received and drawn out from the fixed station transceiver part and to display the sequence of the passenger coaches having less passengers and the passenger amount of each passenger coach to be stopped at a stoppage position.
Patent KR-20010059542-A (KR)
Title: Method for forming metal line of semiconductor device
Inventor: KIM JONG SEOK
IPC: H01L21/28
Filed: 1999-12-30
Abstract: PURPOSE: A method for forming a metal line of a semiconductor device is provided to form a silicon nitride layer having a prominent barrier characteristic by nitrifying a silicon oxide of a sidewall. CONSTITUTION: A metal capping layer(3), the first interlayer dielectric(5), a silicon nitride layer(7), and the second interlayer dielectric(9) are formed on an upper portion of a lower metal layer(1). The stacked layers are etched by using a via contact mask. A via hole(11) and a metal line trench(13) are formed by etching the stacked layers. A plasma nitrification process is performed by generating plasma under a high pressure. An insulator barrier layer(17) is formed by nitrifying the via hole and an inside of the metal line trench sidewall. A metal barrier layer(19) is formed on the whole structure.