baber/WOPTO huggingface dataset:
Patent KR-20010036251-A (KR)
Inventor: KIM CHAN GYU
IPC: H04B1/40
Filed: 1999-10-07
Abstract: PURPOSE: A system for amplifying wave signal level of mobile telephone terminal is provided to keep a call in high quality in spite of the power loss of a transceiving wave signal by amplifying variably the transceiving wave signal level between a base station and the mobile telephone terminal. CONSTITUTION: A signal level detection/control unit(20) and a wave signal variable amplification unit(30) are operated by the driving power of a power supply unit(10). The signal level detection/control unit(20) detects the level of a transceiving wave signal between a base station and the mobile telephone terminal, and outputs a variable gain signal to vary the detected signal level according to the comparison of the DC voltage of the detected signal level and the reference voltage. The wave signal variable amplification unit(30) amplifies variably the transmission wave signal of the base station to transmit to the mobile telephone terminal according to the variable gain signal from the signal level detection/control unit(20), and amplifies variably the transmission wave signal of the mobile telephone terminal to transmit to the base station.
Patent KR-20010036661-A (KR)
Inventor: LIM JEONG HO
IPC: G01B5/24
Filed: 1999-10-11
Abstract: PURPOSE: A mounting angle examining jig for a muffler flange is provided to check an error value of a mounting angle of a muffler flange not by the naked eye but on the basis of a set reference value of an initial design drawing, thereby obtaining a uniform measurement value regardless of examiners and reducing the examination time. CONSTITUTION: A mounting angle examining jig for a muffler flange includes a base(10) formed with fixing grooves by a regular interval in traverse and longitudinal directions to be mounted on a surface plate(1) serving as a reference surface, a first reciprocating die(20) mounted on the base in X-axis direction to move slidingly, a second reciprocating die(30) mounted on the first reciprocating die in Y-axis direction to move slidingly, a first angle control element(40) mounted on the second reciprocating die via a vertical column(3), and a second angle control element(50) mounted on the first angle control element via a horizontal column(4).
Patent KR-20010036973-A (KR)
Inventor: SHIN SUK KYUN
IPC: G02B3/12
Filed: 1999-10-13
Abstract: PURPOSE: A method for manufacturing a large-scale liquid lens is provided to prevent airs from remaining in the lens, to improve the focus and reduce the cost. CONSTITUTION: In a method of manufacturing a large-scale liquid lens, in step one, a pair of transparent convex lenses(10,10a) are connected with powerful adhesives applied to the adhesive line(11). In step two, liquid(W) is injected into the inside of the connected lenses through a hole(12) formed in one of the lenses(10). Distilled clean water can be as the liquid(W). The hole(12) in the lens(10) is blocked with a block element(13) prevent the liquid from leaking. A V-shaped packing(14) is used to surround the outline of the pair of convex lenses.
Patent KR-20010045930-A (KR)
Title: Crack showing tire
Inventor: KIM SEUNG RAE
IPC: B60C23/00
Filed: 1999-11-09
Abstract: PURPOSE: A tire easily detects crack occurring outside and inside thereof to prevent accident due to the rupture thereof. CONSTITUTION: A conductor(1) is buried in a tire(100). The conductor(1) may be made of not only any kind of metal but also any compound conducting electricity. Both terminals(10, 11) of the conductor(1) are placed near each other. If the resistance detected in the terminals(10, 11), a specific part of the conductor(1) is excessively deformed, which means that the tire(100) gets tired. If the detected resistance is extremely large or infinite, the conductor is cut, which means that a crack occurs on the tire(100).
Patent KR-20010046943-A (KR)
Inventor: HAN SANG BAE
IPC: C02F1/74
Filed: 1999-11-16
Abstract: PURPOSE: Provided is a wastewater treatment apparatus to remove nitrogen and phosphorous for the application to intermittent aeration process, which is characterized in that noisy and second pollutant caused by droplet dispersion is prevented, and heating value of the apparatus is transferred into a reactor, thereby increasing water temperature, therefore removal efficiency is enhanced. CONSTITUTION: The apparatus consists of: a rotary propeller (3) which is set at a shaft (1) of a motor for inhaling air; a casing (2) for housing the rotary propeller (3); an air supplying pipe (4) connected with the casing (2) for jetting air inhaled by negative pressure causing a rotation of the rotary propeller (3) through opened part of the casing; an airflow control valve (7) set in the air supplying pipe (4) for controlling inhaling flow rate; a current supplying pipe (5) connected with at the lower part of the airflow control valve (7) for inhaling/jetting reaction liquid in case air is not inhaled for maintaining mixing power. The motor is submerged to transfer reaction heat into reaction liquid.
Patent KR-20010047115-A (KR)
Inventor: JUN SUNG HO
IPC: H01L23/495
Filed: 1999-11-17
Abstract: PURPOSE: A film detach prevention device in a cleaning apparatus using an adhesive roll is provided to prevent a protection film from separating from a lead frame-use copper plate by the adhesiveness of a cleaning roll. CONSTITUTION: In order to prevent from the detachment of the cylindrical plate and a protection film while cleaning, sensors(11,12) are provided to detect if the cylindrical plate where the protection film is combined with enters or passes through. An upper cleaning roller bracket(6) ties the two upper cleaning rolls into one roll. An up/down guide shaft(7) guides when the upper cleaning roll bracket(6) is moving up and down. An up/down bearing(8) reduces the friction so that the upper cleaning roll bracket(6) moves actively according to the right and left movement of an up/down slide guide(9). An air cylinder(10) activates the up/down slide guide to right and left. A controller(13) controls the operation. A cleaning roll(1) adheres to dirt of the dry sheet and removes it. A cleaning adhesive roll(2) removes dirt adhered to the cleaning roll(1).
Patent KR-20010047840-A (KR)
Inventor: CHOI SANG JUN
IPC: C08L35/00
Filed: 1999-11-23
Abstract: PURPOSE: A photosensitive polymer having an annular backbone structure is provided, which has enough resistance to dry-etching and provides good adhesion property to the lower part membrane. And a resist composition containing the same is also provided, which provides excellent lithography performance in a lithography process using an ArF eximer laser. CONSTITUTION: The photosensitive polymer is represented by the formula described as in the description and has an average molecular weight of 3,000-100,000. In the formula, R1 is a hydrogen atom or a methyl group, R2 is an acid-labile tertiary alkyl group, and m/(m+n) is 0.5-0.8. The photoresist composition comprises: (i) the photosensitive polymer; and (ii) a photoacid generator.
Patent KR-20000035665-A (KR)
Inventor: LEE YUN HEE
IPC: H04B1/40
Filed: 1999-11-25
Abstract: PURPOSE: A mobile telecommunication system and method for providing home zone service is provided to respectively pay first and second payments for the conversation in/out the home zone using only one handset. CONSTITUTION: A mobile telecommunication system for providing home zone service comprises a home zone signal generator(100), a base station(60), a visitor location register(130), a mobile switching station(70) and an invoice center(140). The base station(60) receives home zone signals to discriminate whether present location is in or out the home zone in accordance with the strength of the received signal. The visitor location register(130) temporarily stores two kinds of telephone numbers having different payment systems. The mobile switching station(70) receives conversation information, mobile station ID numbers and home zone in/out information, and selects one telephone number corresponding the mobile station ID numbers.
Patent KR-20000047740-A (KR)
Title: Process for the production of maleic anhydride
Inventor: SAWAKI ITARU
IPC: C07C51/215
Filed: 1999-11-26
Abstract: PURPOSE: A process for the production of maleic anhydride is provided. CONSTITUTION: A process for the production of maleic anhydride comprises: reacting a hydrocarbon with an oxygen-containing gas in the presence of a catalyst; recovering maleic anhydride from the reaction gas; recovering unreacted hydrocarbon from the remaining gas; and returning the hydrocarbon thus recovered to the reactor for re-use, wherein said reaction is effected under the conditions such that the hydrocarbon concentration X (vol%) and oxygen concentration Y (vol%) in all the gases to be fed into the reactor, the hydrocarbon conversion Z (%) in the reactor and the oxygen concentration W (vol%) in all the effluent gases from the reactor satisfy the following relationships: and/or wherein the concentration of maleic anhydride in the reaction gas is not less than 2 vol% and the oxygen concentration A (vol%), hydrocarbon concentration B (vol%) and carbon monoxide concentration C (vol%) in the exhaust gas after recovering unreacted hydrocarbon at the hydrocarbon recovering step satisfy the following requirements:
Patent KR-20010054325-A (KR)
Inventor: LEE GANG BOK
IPC: G06F13/00
Filed: 1999-12-06
Abstract: PURPOSE: A low-voltage bus device and a configuration method thereof are provided to reduce the power consumption, and to increase the speed of a system by reducing the power needed to charge and discharge a data bus in case that a load capacitance signal of the data bus is transmitted. CONSTITUTION: A CPU(10) controls a whole system. A timer unit(11) receives data from a device and transmits fixed data to another device. A memory unit(12) exchanges data with another device. An input/output unit(13) exchanges external data with another device. The first data bus(14) mutually transmits data of the CPU(10) and the timer unit(11). The second data bus(15) mutually transmits information of the CPU(10) and the timer unit(11). Output bus drivers(Odrv10¯Odrv13) connect the first and the second data bus(14,15) with each device(10¯13). Input latches(IL10¯IL13) connect each device(10¯13) with each data bus(14,15) in order to receive data from the first and the second data bus(14,15). An output bus driver(Odrv14) transmits data of the second data bus(15) to the first data bus(14). An input latch(IL14) transmits data of the first data bus(14) to the second data bus(15).
Patent KR-20000048013-A (KR)
Inventor: RUDEMAN CHRISTOPHER
IPC: H04M3/22
Filed: 1999-12-09
Abstract: PURPOSE: A tester for a subscriber loop interface circuit is provided to has a ring trip detector receiving a signal on a subscriber loop for detecting an off-hook signal while a ringing signal is positioned in the subscriber loop. CONSTITUTION: A tester for a subscriber loop interface circuit includes a first tester(20). The first tester(20) is combined to a ring trip detector(16) operationally, and has a first current supplier. The first current supplier includes a first current signal supplier which supplies at least one among input terminals of the ring trip detector(16) with a first current signal. The supplied current signal is sized enough to trigger the ring trip detector(16). Further, the subscriber loop interface circuit includes an off-hook detector(26) and additionally a second tester(22). The off-hook detector detects an off-hook signal on the subscriber loop. The second tester(22) is operationally coupled of the off-hook detector(26) internally.
Patent KR-20010055103-A (KR)
Inventor: KIM DAE YEONG
IPC: G01B7/28
Filed: 1999-12-09
Abstract: PURPOSE: A device for automatically measuring coil shape is provided to more accurately and rapidly measure shape of coil material without discontinuation in transferring stripes. CONSTITUTION: A device for automatically measuring coil shape includes a first measuring part(20) and a second measuring part(40). The first measuring part has movable blocks(28a,28b) mounted on an inner end of an upper portion of movable bases(24a,24b) opposed to each other and moving along a guide rail(22) and first sensors(30a,30b) mounted on a side of the movable blocks and facing to each other, and measures a recurved shape of a coil material(10). The second measuring part has a guide bar(44) and a screw bar(46) mounted inside a frame(42) located in front of the first measuring part for moving first and second movable plates(48a,48b), second sensors(52a,52b) for measuring an onion shape(10b) of the material on the movable plates, a plurality of third sensors(54) for measuring a central wave shape(10c) of the coil material at upper and lower sides of a fixing plate(50), and a detection bar(56).
Patent KR-20010057823-A (KR)
Inventor: JUNG SEO YEONG
IPC: H04M1/56
Filed: 1999-12-23
Abstract: PURPOSE: An apparatus and a method for offering character picture information service in a key phone system are provided to supply various services to a user of the system, by applying the information externally serviced to an LCD included in the system. CONSTITUTION: An ISDN trunk interface part(51) receives character picture data from a transmission unit(10) connected to a PSTN(30), and then outputs it to an information process part(53). A LAN interface part(52) converts data received via the Internet(40) to an internal instruction. The LAN interface part(52) receives the character picture data applied from the transmission unit(10), and then outputs it to the information process part(53). The information process part(53) collects the character, picture information applied from the interface parts(51,52), and converts the collected data to the information that can be processed in itself. A central control part(54) prepares a character picture display instruction on a basis of the information from the LAN interface part(53). A subscriber process part(55) receives the instruction from the central control part(54), and controls the display of the character picture information based on a key phone(KP).
Patent KR-20010057840-A (KR)
Inventor: KANG CHANG GU
IPC: G06F17/00
Filed: 1999-12-23
Abstract: PURPOSE: An apparatus and method are provided to safely protect hard disk data by inserting the data into the middle of a cable connected between a hard disk and an I/O controller. CONSTITUTION: A hard disk controller interface(21) receives a signal from an IDE controller mounted on a main board of a computer(30). The first memory(22) stores a function module. An IDE/ATA controller interface(25) applies a command for reading/recording a hard disk and checking a state. The third memory(26) stores a function processing module for controlling a hard disk. A microprocessor(23) receives a disk approach request from the hard disk controller interface(21), and transmits a disk approach request signal to the IDE/ATA controller interface(25). The second memory(24) stores data processed from the microprocessor(23).
Patent KR-20010057531-A (KR)
Inventor: LEE DEOK SEONG
IPC: C01B7/03
Filed: 1999-12-24
Abstract: PURPOSE: A method for pyrolyzing waste plastic containing chlorine by using coal is provided which does not effect on the rate of dechlorination, prevents the molten waste plastic from being absorbed in a reactor and controls the calorific value of the produced solid according to the content change of the coal. CONSTITUTION: The method comprises steps of: (i) adding not less than 10 wt.% of coal based on the weight of waste plastic to the waste plastic; and (ii) pyrolyzing the mixed materials of the step (i) at a temperature of 250-350 deg.C for not less than 30 minutes.
Patent KR-20010061252-A (KR)
Inventor: KWON IK GEUN
IPC: D06F39/08
Filed: 1999-12-28
Abstract: PURPOSE: A control method of a drain pump is provided to prolong a life span of the drain pump and to reduce noise by selectively operating the drain pump. CONSTITUTION: In starting a dehydrating process, a drain pump is operated to drain water of an outer tub outside a washing machine. An inner tub loosens the laundry not to be twisted and holds a balance by rotating at low speed. In rotating the inner tub right, the drain pump is operated. Otherwise, the drain pump is stopped. In finishing an initial dehydrating time, the inner tub is rotated at high speed to perform a main dehydration. In increasing an RPM(Revolutions Per Minute) of the inner tub, the water is discharged by operating the drain pump. In maintaining the RPM, the drain pump is stopped. A breakage of the drain pump at winter is prevented by operating the drain pump for a predetermined time after the main dehydration.
Patent KR-20010058529-A (KR)
Inventor: JUNG SEON IM
IPC: H01H33/60
Filed: 1999-12-30
Abstract: PURPOSE: An automatic power supply switching device is provided to prevent defect due to arc and assure sure break and conductance by preventing the interference between shafts when a lever is being rotated and by instantaneously conducting and breaking a conducting part when the lever is completely rotated. CONSTITUTION: A rotating bush(11) having a connector(12) and a rotating link(13) is slidably inserted into a main rotating shaft(9) of a pumping part. Two fixing links(19) on both sides of the rotating bush(11) is connected to the main shaft(9) by welding. A bottom end of the rotating link(13) of the rotating bush(11) is rotatably coupled to a top end of a swivel pipe(15) through a connecting pin(18). A coil spring(17) is inserted between top/bottom connecting pins(14,18) of the swivel pipe(15).
Patent KR-20010058958-A (KR)
Title: A method for forming of a semiconductor device
Inventor: KIM JONG HWAN
IPC: H01L21/31
Filed: 1999-12-30
Abstract: PURPOSE: A method for forming a semiconductor device is provided to form the first and the second conductive layers by performing an etching back process instead of a CMP(Chemical Mechanical Polishing) process. CONSTITUTION: A gate electrode is formed on a semiconductor substrate. The first interlayer dielectric(6) is formed thereon. An insulating layer is formed on the first interlayer dielectric(6). The first contact hole for exposing the semiconductor substrate is formed by etching the first interlayer dielectric(6). An LPP(Landing Plug Poly)(8) is formed on the whole structure. The LPP is etched back. A bit line(10) is formed thereon. The second interlayer dielectric is formed thereon. The second contact hole is formed to expose the LPP. A PPP(Poly Plug Poly)(15) is formed by burying the second contact hole. The second contact plug is formed by performing a CMP process for the PPP(15).
Patent KR-20010059106-A (KR)
Inventor: YOON GIL YEONG
IPC: H01M10/625
Filed: 1999-12-30
Abstract: PURPOSE: A cooling apparatus for the battery of electrical automobile is provided to minimize irregular cooling differences and maximize cooling effect by changing positions of several actuators depending on the comparison of practical temperature to desired set up value and the determined result thereof. CONSTITUTION: The cooling apparatus comprises a control device (100); a cooling fan (110) driven by control signals from the control device; an air inlet (120) to flow atmospheric pressure by the driving fan; a case (130) connected to the air inlet; the first actuator ACT1 driving upward and downward; the first door (140) interlocking with ACT1 to be opened/closed; a tray (150) provided at random location of the case (130); multiple battery cells (160) formed in the tray (150); several temperature sensors (S1-S4) along to longitudinal direction of the tray (150) to detect temperatures of the cells; the second actuator ACT2 located at any position on lower outlet side of the tray (150) and driven up/down directions; the second door (170) interlocking with ACT2 to be opened/closed; the third ACT3 located at any position on upper outlet side of the tray (150) and driven up/down directions; and the third door (180) interlocking with ACT3 to be opened/closed; and an air outlet (190) to exhaust atmospheric pressure at the exit side of the case (130).
Patent KR-20010066170-A (KR)
Inventor: CHOI DONG JIN
IPC: C09K3/20
Filed: 1999-12-31
Abstract: PURPOSE: An antifreezing solution composition of cooling water used for an internal-combustion engine is provided which shows excellent corrosion-resistance and anti-freezing effect and does not precipitate under severe conditions of high temperature and high pressure. CONSTITUTION: The antifreezing solution composition comprises: (i) 90-95 wt.% of glycol; (ii) 0.1-3.0 wt.% of benzoate; (iii) 0.01-1.0 wt.% of triazolate; (iv) 0.1-0.5 wt.% of silicate; (v) 0.01-0.5 wt.% of polysiloxane; (vi) 10-1,000 part per million of silicone antifoaming agent; (vii) 0.1-2.0 wt.% of pH control agent; and (viii) 0.01-1.0 wt.% of acrylate copolymer. The acrylate copolymer is represented by the following formula (1), wherein n is an integer of 10,000-20,000, R1 is H or C1-C5 linear alkyl group, and R2 is H or C1-C5 linear alkyl group. The silicate is one or more mixture selected from the group consisting of sodium metasilicate, sodium orthosilicate and sodium silicate solution.
Patent KR-20010066402-A (KR)
Inventor: LEE CHEOL U
IPC: E02D29/14
Filed: 1999-12-31
Abstract: PURPOSE: A manhole support and its manufacturing method is provided to manufacture the manhole support in an easy and rapid manner by welding the frame which is formed by bending a metal plate. CONSTITUTION: A manhole support(10) comprises frames(12a,12b) having protrusions(14) formed at inner side surfaces of frames, respectively, so as to mount a rainwater collector cover at the protrusions; and a connecting frame(16a) for connecting both sides of frames. A flange(13) is formed by bending a metal plate, and the protrusion of the frame is formed by bending the center of the metal plate into a square C-shape. The connecting frame is constituted by a flange which is formed by bending outwardly the upper end and the lower end of the metal plate in such a manner that the connecting frame has a height same as that of the frame. Each frame is arranged in parallel with each other in a manner that protrusions formed at inner side surfaces of frames face one another, and connecting frames are coupled to both ends of the frame through a welding process.
Patent KR-20000036009-A (KR)
Title: Improved products and methods for the remineralization and prevention of demineralization of teeth
Inventor: WINSTON ANTHONY E
IPC: A61K8/19
Filed: 1997-08-26
Abstract: PURPOSE: Improved products and methods for remineralizing subsurface lesions in teeth and for mineralizing exposed tubules in dentin are provided to prevent demineralization thereof. CONSTITUTION: A liquid product for remineralizing subsurface lesions and/or for mineralizing exposed dentin tubules in teeth, comprises: (a) a cationic component comprising at least one partially water-soluble calcium salt; (b) an anionic component comprising at least one water-soluble phosphate salt and at least one water-soluble fluoride salt; and (c) a separating means disposed to separate the components (a) and (b), wherein the components (a) and (b) have a pH in water such that a mixed aqueous composition formed by mixing the components (a) and (b) with water and/or saliva has a pH of from about 4.0 to about 10.0; further wherein the product contains an amount of the calcium salt such that in the mixed aqueous composition a first portion of the calcium salt exists as dissolved calcium cations and a second portion of the calcium salt exists as undissolved calcium salt, the aqueous composition further comprising dissolved phosphate anions released by the phosphate salt and dissolved fluoride anions released by the fluoride salt.