baber/WOPTO huggingface dataset:
Patent KR-20020026760-A (KR)
Title: PHASING MODULATION SCHEME OF DwPTS FOR TRANSMIT DIVERSITY IN NARROW BAND TIME DIVISION DUPLEXING
Inventor: KIM JAE YEOL
IPC: H04B7/04
Filed: 2000-10-02
Abstract: PURPOSE: An apparatus and method for determining the usage of the transmit diversity of a P-CCPCH(Primary Common Control Physical CHannel) in an NB-TDD(Narrow Band Time Division Duplexing) CDMA communication system is provided to obtain a transmit gain by transmitting a P-CCPCH using a transmit diversity in an NB-TDD CDMA communication system. CONSTITUTION: In case that a transmit diversity is used, two orthogonal signals are outputted from an STTD encoder(401). These signals are spread into an identical kind of OVSF codes at multipliers(421,422) respectively, and scrambled into an identical kind of scrambling codes at multipliers(423,424) respectively. The output signal of the multiplier(423) is multiplexed with "Midamble 1" at a MUX(404), and the output signal of the multiplier(424) is multiplexed with "Midamble 2" at a MUX(405). The multiplexed signal of the MUX(404) is multiplexed with signals of different channels, such as an S-CCPCH(411), a DPCH(413), etc., at a time MUX(406). Then the output of the time MUX(406) is transmitted through the first antenna(408). Also the output of the MUX(405) is multiplexed with signals of different channels, such as a DPCH(414), an S-CCPCH(412), etc., at a time MUX(407). Then the output of the time MUX(407) is transmitted through the second antenna(409).
Patent KR-20010050823-A (KR)
Inventor: TERASAKI MITSURU
IPC: B29C45/74
Filed: 2000-10-04
Abstract: PURPOSE: To provide a temperature control unit for an injection molding machine in which a board of a temperature detecting module is easily replaceable with enhanced convenience. CONSTITUTION: A correction value of temperature intrinsic to each temperature detecting module 21 is stored in a memory 21B mounted on the same board in advance. When temperature control is necessary, it is conducted under current control of a heater 12 by a temperature determining unit 12 based on the correction value read from the memory 21B.
Patent KR-20020029174-A (KR)
Inventor: KIM HYEONG GWAN
IPC: H01L21/00
Filed: 2000-10-12
Abstract: PURPOSE: A heat exchanger is provided to control a leakage between a cooling case and a lid of an inlet/outlet, by using a gasket of a silicon material. CONSTITUTION: The cooling case(10) is of a cylindrical type. A plurality of tubes(20) are installed inside the cooling case. One end of the tubes extends from one side surface of the cooling case to the other side surface of the cooling case so that the other end of the tubes is exposed to the one side surface of the cooling case. The lid(30) of the inlet/outset supplies cooling liquid to one end of the tube and exhausts the cooled liquid to the other end of the tube, coupled to one side of the cooling case. The silicon gasket(40) prevents a leakage of the cooling liquid supplied to the one end of the tube and a leakage of the cooled liquid exhausted from the other end of the tube, coupled between the one side of the cooling case and the lid of the inlet/outlet.
Patent KR-20020030197-A (KR)
Title: A Process for Producing Porous Stainless Steel with Gradient Pore Structures Using Stainless Steel Scrap Fiber
Inventor: KIM DU YONG
IPC: B22F8/00
Filed: 2000-10-16
Abstract: PURPOSE: A method is provided to manufacture a sintered porous stainless steel sheet with gradient pore structures having superior filtering and sound absorption effects using waste byproducts generated when manufacturing stainless steel rods. CONSTITUTION: The method for manufacturing a porous stainless steel sheet with gradient pore structures using waste stainless steel scrap fiber comprises the steps of removing polymer material contained in byproducts of the waste stainless steel scrap fiber generated during the process of producing a stainless steel rod; laying up stainless steel scrap in a stainless steel web shape having a lamellar structure; and adhering each of adjacent portions of the scraps forming the stainless steel web laid up the above step, wherein the polymer material contained in the waste stainless steel scrap fiber is removed with a toluene solution which is mixed with a dispersing agent, the stainless steel scrap is laid up so that a size of the stainless steel scrap is continuously varied in the formation step of the stainless steel web, and the adhesion of the stainless steel scraps onto the adjacent portions is performed through sintering treatment.
Patent KR-20020030200-A (KR)
Title: Welding consumables for high heat input with excellent impact toughness of weld metal in low temperature
Inventor: AHN YEONG HO
IPC: B23K35/00
Filed: 2000-10-16
Abstract: PURPOSE: A high heat input welding material with excellent low temperature impact toughness is provided which improves low temperature impact toughness of a weld metal produced by the high heat input welding by controlling composition of the welding material. CONSTITUTION: The high heat input welding material with excellent low temperature impact toughness of a high heat input weld metal consists a wire comprising 0.03 to 0.06 wt.% of C, 0.01 to 0.03 wt.% of Si, 2.00 to 3.00 wt.% of Mn, 0.020 wt.% or less of P, 0.005 wt.% or less of S, 0.10 to 0.20 wt.% of Mo and 0.04 to 0.10 wt.% of Ti and a flux comprising 0.10 to 0.20 wt.% of C, 5 to 10 wt.% of Al, 5 to 15 wt.% of Si, 0.50 to 2.00 wt.% of Mn, 0.06 to 0.15 wt.% of P, 4 to 8 wt.% of Ti, 7 to 15 wt.% of Ca, 10 to 20 wt.% of Mg, 0.5 to 2.0 wt.% of Na, 0.5 to 1.50 wt.% of K, 0.10 to 2.00 wt.% of Fe, 0.10 to 0.25 wt.% of B and 0.05 to 0.15 wt.% of Mo so that the weld metal comprises 0.10 wt.% or less of C, 0.10 to 0.30 wt.% of Si, 1.55 to 2.10 wt.% of Mn, 0.020 wt.% or less of P, 0.005 wt.% or less of S, 0.10 to 0.20 wt.% of Mo, 0.02 to 0.04 wt.% of Ti and 0.0010 to 0.0020 wt.% of B.
Patent KR-20020030455-A (KR)
Title: Encouraging method of learning motivation using various contents on internet
Inventor: HA YONG CHUL
Filed: 2000-10-17
Abstract: PURPOSE: A method for inducing a learning motive using diversity contents on the Internet is provided to maximize the educational effect by making a user take the return of education expense through diversity contents such as cyber money, game, lottery, extension of learning and investment provided from the corresponding site after buying an education text. CONSTITUTION: A web server judges that the user buys a learning text necessary for the learning desired by the user if the user connects to the homepage through a personal communication device. After a registration, the server tests the initial learning ability of user and the memory stores the initial learning ability of user, classifies the user according to a preset level, progressing the learning of user's level. The server accumulates the point matching to the grade obtained by the learning time and test result, judges that the points of user and the growth level belongs to a preset upper group, and gives the cyber money confronting to the points obtained by the user in caser of belong to the upper level. The server judges that the user takes back the cyber money in case of not selecting the extension of learning.
Patent KR-20020030556-A (KR)
Inventor: KIM YEONG DO
IPC: B62K17/00
Filed: 2000-10-18
Abstract: PURPOSE: A single wheel bicycle preventing falling down is provided to improve stability by restricting the bicycle from falling down with the stabilization mechanism, and to compact the structure by using a small battery without a motor. CONSTITUTION: A single wheel bicycle is composed of a wheel(32) driving the bicycle; a frame(33) fixing parts around the wheel; a handle(34); a pedal(35) generating driving force; a spring(36) and a gearbox(37) preventing falling; a brake(38) decelerating and preventing falling backward; a hub(39); a brake control solenoid valve(40) and a gearbox control solenoid valve(41) driving a stabilization mechanism; a controller(42) controlling the mechanism; a battery(43) supplying power to the controller; a saddle(44); and an angle sensor(45) measuring the tilt of the frame and the saddle against the vertical. The stability is improved with preventing falling down, and the size is reduced with simple structure.
Patent KR-20020031731-A (KR)
Title: A variable device of door basket for refrigerator
Inventor: JUNG GYEONG JU
IPC: F25D23/04
Filed: 2000-10-23
Abstract: PURPOSE: A device for varying door basket for refrigerator is provided to store storage vessels regardless of height of the vessels. CONSTITUTION: A device includes a supportive plate(54); a variable basket(56); and a connective part(58). The supportive plate is formed protrusively toward a front surface of a door liner(52). The variable basket is rotatably installed on an end of the supportive plate to selectively protrude to store held articles. The connective part connects the supportive plate with the basket. The variable basket is separated into a plurality in horizontal direction of a door to use part of the variable basket and fold the other part to efficiently use a place under the variable basket.
Patent KR-20020031907-A (KR)
Title: Acinetobacter calcoaceticus HS1 and Oil Degradation Method Using The Same
Inventor: HAN YUN JEON
IPC: C12N1/20
Filed: 2000-10-24
Abstract: PURPOSE: A microorganism, Acinetobacter calcoaceticus HS1, capable of decomposing oils and a method for decomposing oils using the same microorganism are provided, thereby effectively and safely removing the contaminated oils from the soil or sea. CONSTITUTION: The microorganism, Acinetobacter calcoaceticus HS1(KCTC 8994P), capable of decomposing oils is isolated by collecting soils from the oil-contaminated regions; cultivating a minimal salt medium(MSM) containing diesel for 10 days; spreading the cultivated medium on a tryptic soy broth agar(TSBA) and cultivating it; isolating colonies grown and inoculating them into a separate medium containing diesel; and selecting a microorganism showing excellent oil-decomposability. The oil contaminated soil or sea is disposed by inoculating the microorganism, Acinetobacter calcoaceticus HS1, capable of decomposing oils into the soil or sea.
Patent KR-20020032010-A (KR)
Title: A user certifying system using a certification key and the certifying method
Inventor: LEE JAE CHAN
IPC: H04L9/32
Filed: 2000-10-25
Abstract: PURPOSE: A system and a method for the user identification using a certification key are provided to make an examination organization easy to manage the examinees and to make the examinees conveniently apply to the examination. CONSTITUTION: The system comprises an examinee terminal(101) and investigator terminal(103) connectable to a network, an examination room DB(110), an examination management server(120), an investigator DB(130), an investigator management server(140), an examinee DB(150), an examinee management server(160), a certification key DB(170), a certification key management server(180) and a system providing server(190). The certification key management server reads the examination room registration code and investigator registration code stored in respective DBs, generates the certification key storing the information of two codes by executing a certification key generation program and stores the generated certification key in the certification key DB. The examinee management server registers the examinee by receiving the application information from the examinee terminal and identifies the examinee by comparing the transmitted examinee code to the stored examinee code.
Patent KR-20020033337-A (KR)
Title: Non sleeper track apparatus of railroad
Inventor: KANG SEONG GIL
IPC: E01B9/38
Filed: 2000-10-30
Abstract: PURPOSE: A railroad track device is provided to install on a concrete road without using a tie keeping the horizontal location and interval of both rails and to reduce vibration of track and noise occurring during running. CONSTITUTION: The railroad track device comprises a base plate(11) for placing a rail(10) stably on the exact location, a lateral rail pressure absorber(12) for absorbing pressure working toward the outside of a track when a train runs, a rail fitting device(13) for fitting the base plate(11) to the rail(10), a fixing device(14) for fixing the base plate(11) on a concrete road, and a dustproof device(15) for absorbing the impact and vibration of a train transferred to the base plate(11) to be extinguished.
Patent KR-20010051489-A (KR)
Title: Copper foil with insulating adhesive
Inventor: HARA SHOJI
IPC: B32B7/12
Filed: 2000-11-07
Abstract: PURPOSE: Provided is a copper foil with an insulating adhesive for a multilayer printed wiring board, the insulating adhesive layer has high adhesive force under the condition of low permittivity, a low dielectric dissipation factor, room temperature and high temperature. CONSTITUTION: The copper foil with the insulating adhesive is produced by integrating an insulating adhesive composition with a copper foil, wherein the insulating adhesive composition contains an organic compound having at least two carbon-carbon double bonds reactive with SiH group in one molecule, a silicon compound having at least two SiH groups in one molecule, and a hydroxylating catalyst.
Patent KR-20010051694-A (KR)
Inventor: RICHTON ROBERT ELLIS
IPC: H04W4/021
Filed: 2000-11-15
Abstract: PURPOSE: A method and an apparatus for wireless telecommunications system that provides location-based action services are provided to execute action services on the basis of position. CONSTITUTION: A wireless telecommunication system includes the location-action server(221). The system includes a WSC(Wireless Switching Center,220) connecting the location-action server(221) with base stations(203-1 through 203-4), wherein it is understood that the number of base stations is exemplary only. Such a system is capable of: (1) providing wireless telecommunications service to a wireless mobile unit(201), including location-based services based on location of the wireless mobile unit(201); (2) monitoring the movement(changing location) of wireless mobile unit(201) as it remotely travels; and (3) providing location-based actions based on the observed changing locations of wireless mobile unit(201). The location server(221) is responsible for providing all location-based action services for wireless mobile unit(201).
Patent KR-20020037649-A (KR)
Title: The fabrication equipment and method for LCD light guide panel using dual heated cylindrical rollers
Inventor: YOON KYUNG HWAN
IPC: G02F1/1335
Filed: 2000-11-15
Abstract: PURPOSE: A method of fabricating a light guide plate using a cylindrical roller and a back light unit employing the light guide plate are provided to fabricate a large-sized light guide plate using a refractive light diffusion pattern. CONSTITUTION: A raw plate for fabricating a light guide plate(3), formed of an organic material, is prepared. Upper and lower rollers(1,2) each of which has a protrusion(6) are heated. The protrusion has a shape corresponding to a pattern to be formed in the light guide plate. The raw plate passes between the heated upper and lower rollers, coming into contact with the protrusions. The protrusions of the upper and lower rollers form the pattern in the raw plate. The surfaces of the upper and lower rollers do not come into contact with the surface of the raw plate.
Patent KR-20010016200-A (KR)
Title: A vegetal block for environment
Inventor: KIM DAL HWAN
IPC: E02B3/14
Filed: 2000-11-22
Abstract: PURPOSE: An environmental vegetation block is provided, which has an environmental affinitive vegetation space for the symbiosis of insects, rats and algae, shellfishes and prevents the afforestation and loss of a levee incline of a vegetation space. CONSTITUTION: An environmental vegetation block comprises; a rhombic or cross-shaped molding structure (100); a vegetation space (40) formed inside of the molding structure (100) or between molding structures (100); a root passageway (20) where a root can be moved in the vegetation space (40); a coupling instrument (30) such as a coupling ring and hole which can be connected to all sides of the molding structure (100); drainage holes (60) formed on the molding structure (100); a bearing reinforcing bar (70) of a regular length formed on the upper surface of the molding structure (100) at regular intervals to connect a wire net (80) to the structure.
Patent KR-20020040502-A (KR)
Title: Mobile station with Battery pack and Supporter in one
Inventor: KANG JAE SUN
IPC: H04B1/38
Filed: 2000-11-24
Abstract: PURPOSE: A cellular phone having battery pack used as a mounting kit is provided to improve convenience and marketability on use by having the battery pack capable of perpendicular type mounting. CONSTITUTION: A body(10) has a microphone and a speaker. A battery pack(22) is rotatably combined with the body(10) at its one side. A rotation control device controls the battery pack(22) so that the rotation of the battery pack(22) is performed by an external force. The rotation control device includes a hinge shaft(30) for being installed at one side of the body(10), and a hinge key(32) for being rotatably inserted and installed in the hinge shaft(30), being frictionally supported by the hinge shaft(30), and being inserted into a key groove(22a) of the battery pack(22).
Patent KR-20020043775-A (KR)
Title: A lever apparatus for transmission of automatics
Inventor: KO BYEONG GAN
IPC: F16H59/10
Filed: 2000-12-04
Abstract: PURPOSE: A lever apparatus of an automatic transmission is provided to operate conveniently with simple structure, and to cut down manufacturing expenses by reducing parts and process. CONSTITUTION: A lever of an automatic transmission is composed of a lever moving groove formed in the upper part of an indicator panel assembly(30) with a speed range display unit; a selector lever(60) turning around a hinge shaft(50) in the lower part of the transmission, and having a shift knob(64) including a push button(62) for moving along the lever moving groove; +- shift switch parts(70,72) installed in the transmission; and a guider(80) actuating +- shift switch parts selectively by moving back and forth with the selector lever at the drive range. The selector lever is moved back and forth by using the push button, and shifting is performed with operating switches selectively. The lever is operated conveniently with simple structure, and manufacturing cost is reduced.
Patent KR-20020044843-A (KR)
Title: A grain sterilization device
Inventor: JANG MYEONG GWAN
IPC: A23B9/04
Filed: 2000-12-07
Abstract: PURPOSE: Provided is a grain sterilization device to let a user observe a sterilization level, thereby filtering metallic substances from grains and preventing the grains from being burnt. CONSTITUTION: The grain sterilization device characteristically comprises the followings: a main body frame(100) equipped with an operating part(110) such as a motor, and an ultra far infrared ray heater(120); a rotation part of a grain sterilization means(200) rotatably equipped to the upper part of main body frame(100); a transferring means of rotation(300) transferring rotation by the operating part to the rotation part of grain sterilization means(200); and a receiving means(400) installed to the upper part of the rotation part of grain sterilization means(200), rotated and filtering metallic substances.
Patent KR-20020047645-A (KR)
Title: Method for fail management of mobile communication systems
Inventor: LEE CHUNG SEOK
IPC: H04B17/00
Filed: 2000-12-13
Abstract: PURPOSE: A method for processing fault for a mobile communication system is provided to process fault by connecting an optical repeater to a base station and without information on the device of a circuit pack. CONSTITUTION: An optical repeater(103) consists of E/O(Electric to Optic) having alpha, beta and gamma for changing an electric signal into an optical signal. An MOPA(Master Optic transceiver Processor Assembly) for controlling the E/O is connected to the gamma port of the serial ports. ROPA(Remote Optic Processor Assembly) for processing the optical repeater(103) can be connected to the E/O of a sector of the MOPA unit up to the number of 4 at maximum. A fault process circuit pack(102) of a base station(100) checks 12 regions capable of connecting of the optical repeater(103) at the time of system initialization. When the optical repeater(103) is connected to the base station(100), the fault detection is performed to the corresponding region. Although one of the twelve optical repeaters(103) is connected, a fault detection can be performed. In BSM(Base Station Manager), when a confirmation command of the optical repeater(103) is transmitted to a circuit pack(102), the circuit pack(102) scans the fault region of the optical repeater(103) and then reports the fault to a BSP(Base Station main Processor)(101). The BSP(101) transmits the reported contents to the BSM through a physical trunk line of E1/T1 transmission line.
Patent KR-20010070302-A (KR)
Inventor: VON HELLENS CARL WALTER
IPC: C08K5/00
Filed: 2000-12-14
Abstract: PURPOSE: Provided are an improved polymer composition and a process for producing vulcanizates thereof, more particularly, a rubber composition having improved hot air aging characteristics and a method for improving the scorch safety of a polymer vulcanizate. CONSTITUTION: The polymer composition includes three components. The first component is a polymer selected from the group comprising nitrile polymers and ethylene polymers. The second component is a salt of a strong base and a weak acid, the salt comprising a metal selected from Group I of the Periodic Table of Elements. The third component is a vulcanization system comprising an inorganic peroxide compound and a sulfur containing compound. The polymer compositions may further comprise optional ingredients such as one or more of: a polycarbodiimide and a filler. Vulcanizates produced from the polymer composition have a surprising and unexpected combination of properties.
Patent KR-20020048260-A (KR)
Title: Method of manufacturing a flash memory cell
Inventor: CHO MIN GUK
IPC: H01L27/115
Filed: 2000-12-18
Abstract: PURPOSE: A method for fabricating a flash memory cell is provided to improve integration of a device and an operation speed of the cell, by reducing a seam phenomenon of a tungsten silicide layer. CONSTITUTION: A semiconductor substrate(11) having a tunnel oxide layer(13) and the first polysilicon layer(14) which are patterned by an etch process using a floating gate mask as an etch mask is prepared. A dielectric layer(15) and the second polysilicon layer(16) are sequentially formed on the resultant structure. The upper portion of the second polysilicon layer is oxidized to form a polysilicon oxide layer. The polysilicon oxide layer is removed to planarize the surface of the second polysilicon layer. A tungsten silicide layer and an anti-reflective coating(ARC) are formed on the resultant structure. The ARC, the tungsten silicide layer, the second polysilicon layer, the dielectric layer, the first polysilicon layer and the tunnel oxide layer are patterned by an etch process using a control gate mask as an etch mask.
Patent KR-20020048707-A (KR)
Title: Image sensor having color filter capable of collecting light and method for fabricating the same
Inventor: HWANG JUN
IPC: H01L27/146
Filed: 2000-12-18
Abstract: PURPOSE: An image sensor and a method for manufacturing the same is provided to improve a light sensitivity and to decrease a manufacturing cost by forming a color filter having a light condensing function instead of an OCM(Over Coating Material). CONSTITUTION: After forming a defined lower structure(32) made of isolation layers(31), a photodiode, a transistor and an interconnection on a semiconductor substrate(30), a blue color filter(B), a red color filter(R) and a green color filter(G) are respectively and sequentially formed using a color filter array mask. At this time the blue color filter(B), a red color filter(R) and a green color filter(G) are respectively made of a photoresist. Then, a semisphere-type blue color filter(33A), a red and a green color filters(34A,35A) having the same type with the blue color filter(33A) are simultaneously formed using an annealing instead of an OCM, thereby reducing manufacturing costs.