baber/WOPTO huggingface dataset:
Patent KR-20030002077-A (KR)
Title: Semiconductor memory device including bitline sense amplifier using dual power supply voltage
Inventor: LEE JAE GU
IPC: G11C11/4074
Filed: 2001-06-30
Abstract: PURPOSE: A semiconductor memory device provided with a bitline sense amplifier employing dual power voltages is provided not to deteriorate the operational characteristics of the sense amplifier when the power voltage of the memory array cell becomes low. CONSTITUTION: A semiconductor memory device provided with a bitline sense amplifier employing dual power voltages includes a pair of memory array blocks(41,43), a plurality of bitline pairs(BLOi/BL0Bi-BL3i/BL3Bi) connected to the memory array blocks(41,43), a plurality of sense amplifiers(S1-S4) for amplifying by sensing the difference between the bitline pairs(BLOi/BL0Bi-BL3i/BL3Bi), a plurality of separable transistor pairs(T1-T8) connecting or separating the bitline pairs(BLOi/BL0Bi-BL3i/BL3Bi) and the input pairs of the sense amplifier(S1-S4) in response to the separable control signal, a first switch(SW1) for transferring a memory cell power voltage to the power voltage nodes of the sense amplifiers(S1-S4) in response to the sense amplifier control signal and a second switch(SW2) for transferring the separable control signal to the power voltage mode of the sense amplifiers(S1-S4) in response to a control signal, wherein the memory cell array power voltage and the separable control signal are concurrently utilized as the power voltage of the sense amplifiers(S1-S4).
Patent KR-20030003549-A (KR)
Inventor: KIM CHANG MIN
IPC: H01L21/205
Filed: 2001-07-03
Abstract: PURPOSE: An apparatus of chemical vapor deposition for processing semiconductor is provided to measure a position and state of a shower head and protect the shower head from defects and powders in a cleaning process. CONSTITUTION: The apparatus of chemical vapor deposition comprises a process chamber(10) for chemical reaction, a shower head(30) for injecting a gas onto a wafer, a gas inlet(20) for gas supply, a heat block(40), a cover(50) of the shower head, a measuring unit(60) for the state of the shower head.
Patent KR-20030004544-A (KR)
Title: Fluoride-based copolymer, polymeric gel electrolyte using the fluoride-based copolymer and lithium battery employing the polymeric gel electrolyte
Inventor: CHO MYEONG DONG
IPC: C08F214/18
Filed: 2001-07-05
Abstract: PURPOSE: Provided are a fluorine based copolymer, a gel type polymer electrolyte containing the copolymer and a lithium battery employing the electrolyte to optimize water content of the liquid organic electrolyte to increase conductivity of lithium ions and enhance mechanical property of the electrolyte. CONSTITUTION: The fluorine based copolymer is represented by formula 1(wherein R1 is H or CH3; R2 is (CH2)xCO2(CH2)yCH3, (CH2)xCO2CH2CF3, (CH2)xO(CH2)yCH3, (CH2)xCH3, (CH2)xCN (in which x is a number of 0-10; y is a number of 0-10) and selected from a group consisting of compounds represented by following formulae, provided that n is a number of 1-50 and m is a number of 3-20). The electrolyte comprises the fluorine-based copolymer and a common electrolyte containing lithium salt and organic solvent. The electrolyte is contained in 33-85 weight parts based on 100 weight parts of the polymer electrolyte and the lithium salt has a concentration of 0.5-1.5M.
Patent KR-20020007996-A (KR)
Title: Non-aqueous electrolyte and electrochemical device comprising the same
Inventor: IWAMOTO KAZUYA
IPC: H01G9/022
Filed: 2001-07-07
Abstract: PURPOSE: Provided are electrochemical devices which comprise a non-aqueous electrolyte and have a high thermal stability as well as a high ionic conductivity. CONSTITUTION: A non-aqueous electrolyte comprises a non-aqueous solvent and a solute represented by the general formula(1): MBR1R2R3R4, wherein M is an alkali metal atom or an ammonium group and R1 to R4 are each independently electron withdrawing groups or electron withdrawing atoms bound to B where at least one of R1 to R4 is other than a fluorine atom. In the general formula(1), it is preferred that at least one of R1 to R4 is represented by the general formula(2): CnF2n+1, where n is an integer of 1 to 4; or the general formula (3): CmF2m+1SO2, where m is an integer of 1 to 4. Further, the reminders of R1 to R4 are preferably fluorine atoms. The electrochemical device comprises the non-aqueous electrolyte above.
Patent KR-20020007998-A (KR)
Inventor: MATSUOKA RYOICHI
IPC: H01L21/66
Filed: 2001-07-10
Abstract: PURPOSE: To two-dimensionally evaluate the finish of a certain portion of a pattern formed on a wafer. CONSTITUTION: Line segments are extracted from an object pattern to be evaluated, based on the SEM image data DBL of the pattern, to obtain SEM line segment data DC. Based on CAD line segment figure data DD corresponding to the object pattern and on the SEM line segment data DC, the distance by which overlapping patterns deviate from each other is determined and the object pattern is evaluated two-dimensionally; evaluation value data DE obtained thereby is displayed graphically.
Patent KR-20030006096-A (KR)
Title: Run box for semiconductor processing system
Inventor: JU JEONG HWAN
IPC: H01L21/68
Filed: 2001-07-11
Abstract: PURPOSE: A run box for semiconductor fabrication process is provided to prevent the oxidation of a metal deposited on a wafer and a lifting phenomenon of photoresist by exhausting air from the inside of the run box to the outside and preventing the inflow of air from the outside into the inside of the run box. CONSTITUTION: A run box(10) is used for storing a wafer cassette for loading a plurality of wafers(5). The run box(10) is formed with a main body(11) and a cover(15). The main box(11) has a space for receiving the wafer cassette(7). The cover(15) has a packing member(13) for sealing an upper portion of the main body(11). A vacuum hose is inserted into one side of the main body(11) in order to exhaust air of the main body to the outside. A hole(11a) is formed at the one side of the main body(11) in order to inject nitrogen gas into the main body(11). A stopper(17) is inserted into the hole(11a).
Patent KR-20030009699-A (KR)
Title: Apparatus for signal processor in optical system
Inventor: KIM TAE HO
IPC: H04B10/00
Filed: 2001-07-23
Abstract: PURPOSE: A signal processing device of an optical system is provided to process an STM-4(Synchronous Transport Module level 4) optical signal of an OS-4(Optical Signal) within a board and to stably process a high-speed PECL(Pseudo Emitter Coupled Logic) signal in order to maintain stability and synchronization of a clock. CONSTITUTION: A clock converter(11) converts an inputted clock. The first multistage PLL(70) inputs the clock converted by the clock converter(11), and performs a multistage phase locked loop. The second multistage PLL(80) is connected to the first multistage PLL(70), and performs a multistage phase locked loop. A channel service unit(30) has a D flip-flop(50) to delay a signal of the second multistage PLL(80) to output transmission data, to make an optical signal processed. An optical transceiver(60) electrically converts the data transmitted from the channel service unit(30) to output the converted data, and electrically converts the optical signal to transmit the signal to the channel service unit(30).
Patent KR-20010085044-A (KR)
Inventor: CHO JAE DONG
IPC: B41F13/02
Filed: 2001-07-25
Abstract: PURPOSE: A splicing machine in the rewinder of a photogravure printer is provided to accurately place a splicing arm by moving the splicing arm with a guiding rail and a slider, and to enhance the state of an initial winding by minimizing the cutting length of a printing textile fiber during the replacement of a complete textile fiber without a stop or deceleration. CONSTITUTION: A splicing machine(200) of a rewinder(100) contains; guiding rails oppositely installed in frame structures; splicing arms(220,220a) lineally moving on the guiding rails; a guiding roller guiding a complete textile fiber(300) to a turret winder(100) which is the rewinder, between the splicing arms; working cylinders(244,244a) linearly moving the splicing arms; a contact roller(250) sticking the complete textile fiber to the sticking portion of a supporting tube(300a) hung on a working shaft(140a); and knife working cylinders(268a) cutting the textile fiber while the textile fiber is stuck to the sticking portion of the supporting tube. The working cylinders comprise; a fixing shaft between the frame structures; a working arm(242) working the splicing arms forward and backward; and pistons rotating the working arm. The knife working cylinders comprise; upper and lower rotating shafts(260a) rotatively installed between the splicing arms; swing arms(262a) oppositely installed at both sides of the upper and the lower rotating shaft; cutting knifes(264a) cutting the complete textile fiber; working arms(266a) rotating the upper and the lower rotating shaft; and pistons(268a-1) rotating the working arms.
Patent KR-20020011338-A (KR)
Inventor: MIZUSHIMA KAZUKI
IPC: H01L31/04
Filed: 2001-07-31
Abstract: PURPOSE: A semiconductor substrate, a field effect transistor, a method of forming a SiGe layer and a method of forming a strained Si layer using the same, and a method of manufacturing a field effect transistor are provided to reduce the threading dislocation density of the SiGe layer and to minimize the surface roughness. CONSTITUTION: On top of a Si substrate(1) is provided a SiGe buffer layer(2) constructed of a plurality of laminated layers having alternating layers of a SiGe gradient composition layer in which the Ge composition ratio increases gradually from the Ge composition ratio of the base material, and a SiGe constant composition layer which is provided on top of the gradient composition layer and in which the Ge composition ratio is equal to that of the upper surface of the gradient composition layer.
Patent KR-20010079489-A (KR)
Inventor: LEE KYUNG AE
IPC: B01D37/02
Filed: 2001-07-31
Abstract: PURPOSE: A precoat-type filter is provided to increase filtration density, improve cleaning efficiency and reduce treatment cost by using a semi-permanent microfilament filter, which is elastic and bag-shaped. CONSTITUTION: Filtered water is discharged from a top filtration tower(122). A bottom filtration tower(101) installed at the bottom of the top filtration tower(122) provides filtration assisting agent and raw water. An inner filtration tower(102) is installed inside the bottom filtration tower(101). Several elastic filters(131) are equipped with the inner filtration tower(102).
Patent KR-20030013754-A (KR)
Title: sunvisor
Inventor: KWON HYUK SOO
IPC: B60J3/02
Filed: 2001-08-09
Abstract: PURPOSE: A shading device is provided to shade the light within the area corresponding to the width of a glass, to overcome the limit of applied range by applying to a windshield glass, a back glass and a door glass of a side door and to secure the extended life without requiring the high durability. CONSTITUTION: A body(102) is located on a panel in a car room. A shading member(112) is hinged in the body to unfold by folding into the body and withdrawing from the body. A cover(134) is hinged with the shading member into the body to close an upper opening of the body in the upper side of the shading member. A shading operating device(132) is combined with the body to unfold the shading member by withdrawing the body. A locking device(122) is formed in the body to open and close the opening of the body. Thereby, a shading device is applied to a windshield glass, a back glass and a door glass of a side door and the high durability is unnecessary.
Patent KR-20030020999-A (KR)
Inventor: KIM YONG MIN
IPC: C21D8/02
Filed: 2001-09-05
Abstract: PURPOSE: A process for fabricating a hot rolled steel plate with a thickness of greater than 1.2 mm for enamel without fish scale is provided. CONSTITUTION: The method includes the steps of hot rolling an Al-killed steel comprising 0.01 wt.% or less of C, Mn 0.01 to 1.0 wt.%, 0.05 wt.% or less of P, 0.05 wt.% or less of S, 0.015 wt.% or less of N and Ti 0.05 to 0.15 wt.%; terminating hot rolling at 870 to 900°C; coiling the hot rolled steel plate at 650 to 700°C; and temper rolling it at a reduction ratio of 1 to 10 % when the surface temperature of the steel plate is 25 deg.C or less.
Patent KR-20020020227-A (KR)
Inventor: INESON DAVID J
IPC: H01R12/58
Filed: 2001-09-06
Abstract: PURPOSE: A terminal for electrical and mechanical connection to a PCB(Printed Circuit Board) is provided to quickly, simply and inexpensively create the electrical and mechanical connection to a PCB and to easily remove and replace the PCB. CONSTITUTION: A terminal(1) for electrical and mechanical connection to a PCB is fixedly connected, mechanically and electrically, to a PCB by the forces created by the compressive force of the opening in the PCB and the resilient nature of the terminal. The terminal generally comprises a first and a second end(5,10). The first end includes two legs(21) inserted into an opening in the PCB. The second end includes at least one projection(70) for engaging a housing or other similar structure.
Patent KR-20030023911-A (KR)
Title: A vinyl plastic hothouse for a film fix clip
Inventor: KIM JAE IL
IPC: A01G9/14
Filed: 2001-09-14
Abstract: PURPOSE: A clip for fixing a film of a vinyl house is provided to prevent release of the side film from the fixing clip by wind or external pressure and permit efficient administration of the vinyl house. CONSTITUTION: In the vinyl house is fastened at a specified height of a steel round rod comprising a frame of the vinyl house to increase a fastening force of a side film installed on the vinyl house and to prevent hanging of an awning on a hooking part during installation of the awning, a hooking part(20) for fixing a side film(4) to a front center is constructed with an upper protruded flap(21) and a lower protruded flap(22) which are symmetrically installed not to be released by wind or external pressure. And each front end thereof is bent at a specified angle in the inside direction of a body part(10) which is opened on one side and has an arch shape.
Patent KR-20020023127-A (KR)
Title: Lubricant compositions for paper machines
Inventor: KONISHI TORU
IPC: C10N30/06
Filed: 2001-09-18
Abstract: PURPOSE: A lubricating oil composition for a paper machine is provided which has good thermostability and simultaneously excellent corrosion resistance and wear resistance. CONSTITUTION: The lubricating oil composition for a paper machine comprises a base oil of at least one kind selected from a mineral oil, fats and oils, and a synthetic oil, (A) a phosphoric ester, (B) a phenol based antioxidant and/or an amine based antioxidant, and (C) an organic acid salt of at least one metal selected from an alkali metal, an alkaline earth metal, zinc, and lead.
Patent KR-20030026744-A (KR)
Title: Apparatus for compensating communication line reduction
Inventor: KIM GYEONG HYE
IPC: H04B3/04
Filed: 2001-09-28
Abstract: PURPOSE: A compensation apparatus of a communication line is provided to construct a passive equalizer with an optimized value of a passive device to an analog end device of a digital subscriber line system. CONSTITUTION: A first amplifying unit(31) consists of a first amplifier(A1), a first resistor(R1), a second resistor(R2) and a first condenser(C1). A second amplifying unit(32) consists of a second amplifier(A2), a third resistor(R3), a fourth resistor(R4) and a second condenser(C2). Values of the resistors(R1,R2,R3,R4) and condensers(C1,C2) are set as values for compensating a damping characteristic function of an extension communication line at a high frequency band between 1Mbps-10Mbps and the amplifiers(A1,A2) are operated as inverting amplifiers.
Patent KR-20030030188-A (KR)
Title: Frame of folding chair joint a desk
Inventor: WOO JU HYEON
IPC: A47B83/02
Filed: 2001-10-09
Abstract: PURPOSE: A frame of a foldable chair coupled to a desk is provided to automatically spread a seat board horizontally when a person sits on the seat board. CONSTITUTION: An engaging member(20) connected to a back frame of a chair is arranged to the legs(10') of a desk(10). A plurality of hinge bars having a hinge unit at the front and back are engaged to a folding member arranged between the back frame and a seat board frame. A torsion spring capable of returning the seat board frame is elastically mounted on the upper hinge bar arranged above the rear side of the folding member. A plate spring is elastically mounted on the lower hinge bar arranged below the rear side of the folding member for returning the seat board frame by a predetermined elasticity when the seat board frame fails to be returned.
Patent KR-20030030196-A (KR)
Inventor: LEE SANG HUN
IPC: F02D45/00
Filed: 2001-10-09
Abstract: PURPOSE: A method of checking mis-combination of O2 sensor is provided to prevent damage of catalyst and achieve improved idle stability, while preventing excessive emission of exhaust gas. CONSTITUTION: A method comprises a first step(110) of determining soaking of vehicle and inputting data including soaking time and coolant temperature during engine starting; a second step(120) of comparing the soaking time with a predetermined time; a third step(130) of judging whether the coolant temperature falls within a predetermined range, if it is compared in the second step that the soaking time is longer than the predetermined time; a fourth step(140) of judging whether checking on the O2 sensor short has completed, if it is judged in the third step that the coolant temperature falls within the predetermined range; a fifth step(150) of calculating the time taken for the front and rear sensor signals to pass a lean/rich determination voltage, if it is judged in the fourth step that checking on the O2 sensor short has completed; a sixth step(160) of judging whether O2 sensor heater monitoring has completed; a seventh step(170) of comparing the time taken for the rear O2 sensor and the time taken for the front O2 sensor in the fifth step and, if it is judged in the sixth step that O2 sensor heater monitoring has completed; and an eighth step(180) of determining as normal, if it is compared in the seventh step that the time taken for the front O2 sensor is longer than the time taken for the rear O2 sensor.
Patent KR-20030031363-A (KR)
Title: A thermosetting silicone rubber composition with improved storage stability
Inventor: JUN YUN SU
IPC: C08L83/04
Filed: 2001-10-15
Abstract: PURPOSE: A thermosetting silicone rubber composition is provided, to improve the storage stability by inhibiting the crepe hardening due to the hydrogen bonding of a silicone polymer and silica during storage. CONSTITUTION: The thermosetting silicone rubber composition comprises 100 parts by weight of the dimethylvinyl silicone polymer represented by R1aSiO(4-a)/2; 5-100 parts by weight of silica; 1-20 parts by weight of the silicone polymer represented by the formula 3; 0.01-5 parts by weight of the compound represented by R4COOM; and 0.4-3 parts by weight of an organic peroxide, wherein R1 is an aliphatic saturated or unsaturated hydrocarbon group; a is an integer of 1.95-2.05; R is an aliphatic or aromatic hydrocarbon group; m and n are an integer of 0-200; R4 is an aliphatic saturated hydrocarbon group; and M is Mg, Ca or Zn. Preferably the dimethylvinyl silicone polymer has an average degree of polymerization of 100-20,000.
Patent KR-20030032516-A (KR)
Title: Front Structure of Motor Truck
Inventor: KANG TAE IL
IPC: B62D33/00
Filed: 2001-10-18
Abstract: PURPOSE: A front structure of a luggage van is provided to effectively inspect an engine by installing a seat panel to a front floor panel to be capable of tilting and by forming a service hole on a service hole cover equipped between the seat panel and the front floor panel and to expand the span of a vehicle and prevent traffic accidents in advance by an ordinary engine inspection. CONSTITUTION: A front structure of a luggage van is composed of an engine room formed on the lower of a vehicle room, a front floor panel(100) installed on the upper of the engine room, a seat panel(200) having a seat(210) equipped on the upper of the front floor panel to be sit by passengers, a service hole cover(300) installed between the front floor panel and the seat panel to prevent heat and noise generated from the engine room from entering into the inside of the vehicle room through an inspection hole(110) formed on the front floor panel, the seat panel installed on the front floor panel to be capable of tilting in a direction of one side, a service hole(320) formed to pass through the service hole cover, and a sealing device(400) installed between the service hole cover and the seat panel and preventing heat and noise originated from the engine room from entering into the inside of the vehicle room through the service hole.
Patent KR-20030035240-A (KR)
Title: Power controlling method for mobile communication device having dual display
Inventor: KWON SEONG TAE
IPC: H04B1/40
Filed: 2001-10-30
Abstract: PURPOSE: A method for controlling power of a mobile communication terminal having dual display devices is provided to turn on/off back light and internal/external display devices of a folder, according to closed/open states, calling states, and message states of the folder, thereby reducing power consumption. CONSTITUTION: While a folder-type terminal is in idle state(S101), if a call is received(S102) to ring a bell(S103), the terminal displays caller ID on an external display device and turns on back light(S104). A user selects a receiving mode, whether to answer the phone or be in idle state, or reject a call(S105). If the user wants to immediately answer the phone(S106), the user opens a folder of the terminal(S107), or presses a send key of an earphone(S111), or presses a predetermined button outside of the terminal(S112). If the user starts talking on the phone, internal/external display devices and the back light are turned off(S108). If the call is completed(S109) or the user completes the call(S113), the terminal returns to the idle state(S110).
Patent KR-20030037283-A (KR)
Title: Solenoid valve
Inventor: AHN HYO CHAN
IPC: F16K31/02
Filed: 2001-11-01
Abstract: PURPOSE: A solenoid valve is provided to improve the appearance of a valve and power consumption by preventing the unnecessary increase of electromagnetic power. CONSTITUTION: The upper part of a hollow plunger(1) is corresponding to a core(4). The lower part of the plunger is smaller than the upper part. A pin hole(13) is formed in the plunger by horizontally penetrating the lower part. A hollow assistant plunger(2) is inserted outside the lower part of the plunger. An assistant orifice(12) is formed by extending to the end of the plunger and the inlet of an orifice(10). Electromagnetic power is not increased though the moving amount of fuel is enlarged by the pressure difference in the assistant plunger.
Patent KR-20030037335-A (KR)
Title: Conductive polymer composition for cathodic protection of steel-reinforced concrete structure
Inventor: KIM SEONG SU
IPC: C08K13/02
Filed: 2001-11-01
Abstract: PURPOSE: Provided is a conductive polymer composition for cathodic protection of steel reinforced concrete structure which is coated on surfaces of steel-reinforced vertical structure, overpass, bridge, or inaccessible concrete structure and is used as anode of cathodic protection system. CONSTITUTION: The composition comprises 30-60 wt% of binder containing organic binder and inorganic binder with the weight ratio of 1:0.5-1; and 40-70 wt% of conductive filler(wt% is based on the sum of the binder and filler). The inorganic binder is water glass type of water-soluble alkali silicate or aluminum hydroxide. The organic binder is selected from the group consisting of orthophthalic polyester resin, isophthalic polyester resin, vinyl ester resin, and a mixture thereof.