baber/WOPTO huggingface dataset:
Patent KR-20020046260-A (KR)
Inventor: CHEA CHOUL SOO
IPC: A23K1/00
Filed: 2002-05-14
Abstract: PURPOSE: A process of preparing the subject feed by mixing a Hovenia dulcis var. koreana Nakai extract with conventional feed is provided. The extract is poured in water to be used as drinking water for livestock. CONSTITUTION: Fruit, leaves and stems of Hovenia dulcis var. koreana Nakai are soaked in 2L water in an amount of 100g and brought to a hard boil for 30 min and then a weak boil for 30 min, followed by cooling. Filtered material is used as feed.
Patent KR-20030092259-A (KR)
Title: Internet Access Device with MAC-Address- Translation Ethernet Switching Functionalities And Multi Tenant Premises Communications Management Server Interoperating with The Aforementioned IAD And a Method for Enhancing Subscriber Identification And Network Security And Service Quality for Multi-Tenant Premises Subscribers Where Internet Connectivity Is Provided on The Complex LAN, utilizing the Aforementioned
Inventor: HONG EUN YOUNG
IPC: H04L12/22
Filed: 2002-05-29
Abstract: PURPOSE: A system for embodying subscriber identification strengthening and network security strengthening in environment in which an Internet connection service is provided to plural subscribers who are mutually independent in a premise LAN(Local Area Network) by a subscriber gateway switch and a department communication management server is provided to strengthen the security of a network executed through an Internet connection providing system by discriminating the plural subscribers connected to the premise LAN. CONSTITUTION: A subscriber gateway Ethernet switch(LAN-gate)(16n) has a MAC(Media Access Control) address converting module(16-1) and a control communication module(16-3). The MAC address converting module(16-1) converts an original source MAC address of an Ethernet frame generated in a subscriber Ethernet station into one among MAC addresses operated by the MAC address converting module(16-1) according to the control of a department communication management server(10), and outputs the converted MAC address to the outside of home. The MAC address converting module(16-1) converts a destination MAC address inputted through the subscriber Ethernet station into an original MAC address of a subscriber Ethernet station of a home inside, and transmits the destination MAC address. The control communication module(16-3) communicates with the department communication management server(10), and decides an identification MAC address of the subscriber gateway Ethernet switch(LAN-gate)(16n). The control communication module(16-3) receives a connection relay MAC address pool, and reports a kind of the MAC address of the subscriber gateway Ethernet switch(LAN-gate)(16n) and the state of the MAC address to the department communication management server(10). The department communication management server(10) has a DHCP(Dynamic Host Configuration Protocol) subsystem(10-2) and a LAN-gate management subsystem(10-1). The DHCP subsystem(10-2) automatically invests IP addresses to the subscriber Ethernet stations, and manages the invested IP addresses. The LAN-gate management subsystem(10-1) assigns an MAC address used by the subscriber gateway Ethernet switch(LAN-gate)(16n), assigns an IP address according to the contents of use provision, judges a kind of the IP, and instructs the DHCP subsystem(10-2) according to the judged result. The LAN-gate management subsystem(10-1) receives the report with respect to the MAC addresses and the IP addresses from the subscriber gateway Ethernet switch(LAN-gate)(16n), compares the received data with data recorded in the department communication management server(10), and transmits the compared result.
Patent KR-20030095045-A (KR)
Title: Vinyl-2-(1-adamantyl) alkyl ether and producing method therefor
Inventor: BAE EUN HYEONG
IPC: C07C43/16
Filed: 2002-06-11
Abstract: PURPOSE: A vinyl-2-(1-adamantyl)alkyl ether and its preparation method are provided, to obtain the vinyl-2-(1-adamantyl)alkyl ether useful as a source material for the preparation of a photocurable resin with an improved production yield. CONSTITUTION: The vinyl-2-(1-adamantyl)alkyl ether is represented by the formula 1, wherein R1 is H or an alkyl group of C1-C4; and n is an integer of 0 or more. The method comprises the step of reacting 1-adamantane alcohol and vinyl alkyl ether in the presence of mercury alkyl carboxylate to introduce an alkyl vinyl group into the 1 position of adamantane. Preferably the mercury alkyl carboxylate is mercury acetate and sulfuric acid is used as a catalyst.
Patent KR-20030096719-A (KR)
Title: Electrophotographic photoreceptor having both excellent mechanical strength and electrical properties
Inventor: LEE HWAN GU
IPC: G03G5/06
Filed: 2002-06-17
Abstract: PURPOSE: Provided is an electrophotographic photoreceptor, which represents excellent electrical properties without adversely affecting the physical and chemical properties of the cardo polymer. CONSTITUTION: The electrophotographic photoreceptor comprises a photosensitive layer consisting a binder resin layer formed of a polymer compound and a hole transport layer formed of a low molecular weight compound, on a conductive substrate, in which the polymer compound is a polyester resin having a biphenyl fluorene unit represented by the formula 1 in the backbone, and the low molecular weight compound is a stilbene compound represented by the formula 2: wherein each of the hydrogen atoms on aromatic rings in the formula 1 is optionally substituted by a substituting group; and each of R1-R5 in the formula 2 is independently a hydrogen atom, a substituted or non-substituted C1-C30 alkyl, a substituted or non-substituted C6-C30 aryl, a substituted or non-substituted C1-C30 alkoxy, or a substituted or non-substituted C8-C30 styryl, in which each of the hydrogen atoms on aromatic rings is optionally substituted by a substituting group.
Patent KR-20040000029-A (KR)
Title: Oil seal structure for front axle of vehicle
Inventor: KIM YEONG BIN
IPC: F16J15/32
Filed: 2002-06-19
Abstract: PURPOSE: An oil chamber structure for a front axle of an automobile is provided to prevent humidity and foreign material in the front axle and to discharge humidity and foreign material to outside easily. CONSTITUTION: A hub(30) is mounted with a bearing and inserted to inside of a knuckle(10) in a front axle of an automobile. A drive shaft(40) is inserted to the inside of the hub. A lip plate(80) is inserted to outer circumference of the drive shaft. A lip(82) is attached to the inner circumference of the hub, and seals between the outer circumference of the drive shaft and the inner circumference of the knuckle.
Patent KR-20030082875-A (KR)
Title: Photosensitive polymers, resist compositions comprising the same, and methods for forming photoresist patterns
Inventor: CHOI SANG JUN
IPC: G03F7/039
Filed: 2002-06-20
Abstract: PURPOSE: A photosensitive polymer, a resist composition containing the polymer and a method for forming the pattern of photoresist are provided, to obtain photosensitive polymer showing an excellent lithography performance in the short wavelength range such as an ArF excimer laser(193 nm). CONSTITUTION: The photosensitive polymer comprises a copolymer of an alkyl vinyl ether represented by the formula and maleic anhydride; and optionally a co-monomer having an acid-labile substituent or a polar functional group, wherein k is an integer of 3-8; and X is a tertiary cyclic alcohol of C7-C20. Preferably the photosensitive polymer has a weight average molecular weight of 3,000-50,000. Preferably the co-monomer is a (meth)acrylate derivative or a norbornene derivative. The resist composition comprises the photosensitive polymer; 1-10 wt% of a photoacid generator; and optionally 0.1-1.0 wt% of an organic base. Preferably the photoacid generator is a triarylsulfonium salt, diaryliodonium salt, a sulfonate or their mixture; and the organic base is a tertiary amine.
Patent KR-20030004067-A (KR)
Title: X-ray film development device
Inventor: TANAKA HIROYUKI
IPC: G03D3/13
Filed: 2002-06-26
Abstract: PURPOSE: To read an X-ray film as soon as the film has been developed. CONSTITUTION: Each processing of developing, fixing, washing and drying the exposed X-ray film is performed by the automatic developing machine 1 while carrying the exposed X-ray film. A light source 21 for illuminating one side of the film in carrying and a reading part 23 for reading the film image by receiving the transmitted light on the other side of the film are arranged in a washing roller unit 17. An image signal from the reading part 23 is processed by a display device (CRT and LCD, etc.), and the film image is rapidly presented to a doctor and a patient without waiting for the film to be dried.
Patent KR-20040006432-A (KR)
Title: Method for forming of semiconductor device
Inventor: JUNG EUN YEONG
IPC: G03F7/40
Filed: 2002-07-12
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to be capable of increasing capacitance by using an inner side of a capacitor as a capacitor region. CONSTITUTION: An isolation layer(103) made of an HLD oxide layer, is formed at the inner portion of a silicon substrate(100). After carrying out a cell threshold voltage implantation at the resultant structure, the first photoresist pattern is formed at the upper portion of the resultant structure. A capacitor region is defined by carrying out a dry etching process using the HLD oxide layer and the first photoresist pattern as a barrier. A predetermined implantation process is then carried out at the resultant structure. After forming a gate oxide layer(105) at the upper portion of the resultant structure, a trench capacitor(106') and a gate(108) are formed by etching a doped poly layer using the second photoresist pattern.
Patent KR-20040008589-A (KR)
Title: The tire tread rubber composition with improved low rolling resistance and brake force
Inventor: PARK BYEONG HO
IPC: C08K13/06
Filed: 2002-07-19
Abstract: PURPOSE: A rubber composition for a tire tread is provided, to improve the low gasoline mileage and the wet traction. CONSTITUTION: The rubber composition comprises 100 parts by weight of a source rubber; 35-65 parts by weight of carbon black and silica; 5-20 parts by weight of tapioca; 0.5-3 parts by weight of glycerin; and 1-5 parts by weight of a silane-based coupling agent. Preferably the tapioca has a particle size of 10 micrometers or less. The source rubber is a natural rubber, a synthetic rubber or their mixture.
Patent KR-20030015127-A (KR)
Title: Studying chopstick for developing childrens's intellectual powers
Inventor: PARK BYOUNG JIN
IPC: A47G21/06
Filed: 2002-07-29
Abstract: PURPOSE: A learning chopsticks for intelligence development is provided to allow children being poor at using chopsticks or foreigners learning how to use chopsticks to easily and naturally learn the principles of chopsticks by making them use chopsticks repeatedly, and to help the rehabilitative muscular exercising in a rehabilitation or the like. CONSTITUTION: The learning chopsticks(100) for intelligence development includes a pair of chopsticks connected by a connector(300). The chopsticks include a first stick(110) having a thumb insertion hole(111) on the upper side with a predetermined angle, and a first pad(112) on the lower side; and a second stick(210) having a maintenance part(220) including an index insertion hole(221) and a middle insertion hole(222) on the middle side, and having a second pad(211) on the lower side. The connector maintains the interval of the two sticks uniform. If a beginner opens the first stick and the second stick, a protrusion(313) on one side of a connecting ring(312) is rotated at an angle with a maintenance groove(323) of a rotation piece(322) as guide. If the user closes the chopsticks, the protrusion is located on the lowest of the maintenance groove of the rotation piece to prevent the chopsticks from crossing with each other.
Patent KR-20020074111-A (KR)
Inventor: AN JEONG OH
IPC: C25D5/56
Filed: 2002-08-22
Abstract: PURPOSE: A method for adhering nanometal to nonmetal is provided to utilize metallic characteristics and maximize merits of the nonmetal by adhering nanometal particles to the nonmetal. CONSTITUTION: The method for adhering nanometal to nonmetal comprises the steps of colloidizing the metallic materials by connecting one metallic material to the anode and the other metallic material to the cathode using silver, copper and titanium metallic materials in distilled water or purified water as an equal metallic material so that a DC power source is alternately switched to the metallic materials; and dipping raw materials of fiber, plastics and synthetic resins into the colloidal solution and heating the raw materials to 30 to 70 deg.C using a heater to expand structure thereof so that particles of a colloid solution are penetrated into the raw materials and adhered thereto, wherein 24 to 60 V of the DC power source is supplied, and 10 to 50 ppm of the metallic material solution is produced, the raw materials are prepared by impregnating nylon, acryl, poly fiber, natural fiber, ABS, AS and PS for 3 to 20 minutes and then drying the impregnated materials, and the formed article completed into a product is dipped into the colloidal solution for 3 to 30 minutes and then dried so that the nanometal particles are adhered to the nonmetal.
Patent KR-20030025838-A (KR)
Title: Method for producing carbonyl compound
Inventor: KAWAKAMI KIMINORI
IPC: C07B41/06
Filed: 2002-09-18
Abstract: PURPOSE: A method for preparing a carbonyl compound without a hydrogen receptor is provided, to improve the reaction efficiency by increasing the reaction velocity and to reduce the generation of by-product. CONSTITUTION: The method comprises the step of dehydrogenating an alcohol in the presence of an organic phosphine-ruthenium complex catalyst, wherein the organic phosphine-ruthenium complex catalyst is prepared by mixing phosphine and a ruthenium compound with the condition of the ratio of P to Ru of 2-8 and heating the mixture. Preferably the heating of the mixture of phosphine and a ruthenium compound is carried out under the hydrogen gas. Preferably the organic phosphine is trialkylphosphine, and the trialkylphosphine is trioctylphosphine; the ruthenium compound is tris(acetylacetonato)ruthenium, tris(hexafluoroacetylacetonato)ruthenium, dimethylbutadiene acetylacetonatoruthenium and tris(2,2,6,6-tetramethyl-3,5-heptanedionato)ruthenium, and the heating temperature is 130-170 deg.C.
Patent KR-20040026238-A (KR)
Title: Method for forming a isolation film of semiconductor device
Inventor: JUN BEOM JIN
IPC: H01L21/76
Filed: 2002-09-23
Abstract: PURPOSE: A method for forming an isolation layer of a semiconductor device is provided to avoid a gate bridge in a subsequent process and a self-aligned contact(SAC) fail in a process for forming a landing plug contact(LPC) by forming and oxidizing a polycrystalline silicon layer as a buried layer in the moat generated in an insulation layer on the boundary of an isolation region and an active region and by performing a process for forming a gate oxide layer. CONSTITUTION: A trench-type isolating oxide layer(35) is formed in an isolation region of a semiconductor substrate(31) while the moat is generated on the boundary of the isolation region and the active region. A silicon layer is formed on the front surface including the isolating oxide layer and is etched back to fill the silicon layer in the moat. The silicon layer is oxidized.
Patent KR-20030028381-A (KR)
Title: Electronic card
Inventor: FUKUNAGA MINORU
IPC: H05K3/28
Filed: 2002-09-25
Abstract: PURPOSE: To provide a card type electronic apparatus having simple and inexpen sive constitution and to which more effective antistatic measures are taken. CONSTITUTION: Antistatic patterns GL, GL, etc., arranged on one face 20A of a base board 20 and electrolytic casting pattern CP, CP, etc., arranged on the other face 20B of the base board 20 are arranged zigzag on the end face of the base board 20. In the thickness structure of the card, a distance da between the antistatic patterns GL, GL, etc., and the surface of a coating layer 30 is set to be shorter than a distance db between the electrolytic casting pattern CP, CP, etc., and the surface of a card case 10.
Patent KR-20040026868-A (KR)
Title: Method for Quantitative Analysis of ABS resin
Inventor: LEE JU HYEONG
IPC: G01N21/35
Filed: 2002-09-26
Abstract: PURPOSE: A quantitative analysis for ABS resin is provided to inspect a grade of ABS resin by relatively comparing IR characteristic peak intensity of acrylonitrile, butadiene, styrene, alpha-methylstyrene, and polycarbonate with each other. CONSTITUTION: Peak intensity of each component of a reference ABS sample is quantitatively analyzed. Then, intensity of representative characteristic peak of each component of a predetermined ABS sample is quantitatively analyzed. The peak intensity is converted into a real content of each component based on a conversion coefficient obtained from the reference ABS sample. Then, the intensity of representative characteristic peak of each component of the predetermined ABS sample is multiplied by the conversion coefficient, thereby calculating a component ratio as percentage.
Patent KR-20040029550-A (KR)
Title: CNIP Service error correct method
Inventor: PARK JUN MO
IPC: H04M3/64
Filed: 2002-10-01
Abstract: PURPOSE: A method for improving a number display error of a CNIP(Calling Number Identification Presentation) service is provided to transmit an LOCREQ(Location Request) message to a VLR while checking digit validity of a calling number within an IAM(Initial Address Message), thereby minimizing an abnormal map message. CONSTITUTION: If an originating MSC transmits an IAM to a receiving MSC(12b), a TC7(Trunk call Control for No.7) unit(12ba) of the receiving MSC(12b) checks digit validity of a calling number(S310). The TC7 unit(12ba) transmits an LOCREQ message to a VLR(12bb) of the receiving MSC(12b)(S312). The TC7 unit(12ba) is included in a traffic control subsystem of an SS-T(Switching Subsystem-Trunk), performs call processing functions, and carries out a continuity test for a speech path when necessary. The TC7 unit(12ba) retrieves digit information in a DB, adds the retrieved digit information, and relays an ISUP(ISDN User Part) signal by interfacing T17 units.
Patent KR-20040034831-A (KR)
Inventor: KO JEONG HAN
IPC: F16H3/44
Filed: 2002-10-17
Abstract: PURPOSE: A planetary gear set is provided to improve the durability of the power train unit by supporting the structural moment applied to a rotating shaft of a pinion gear with forming a stepped portion in the pinion gear. CONSTITUTION: A planetary gear set comprises a pinion gear(1) having a stepped portion; a sun gear(3) and a ring gear(5) engaged with steps of the pinion gear; a first idle support unit placed outside the step of the pinion gear engaged with the sun gear; and a second idle support unit placed inside the step of the pinion gear engaged with the ring gear. Lowering of durability is prevented from structural moment by supporting the pinion gear with keeping balance with the first idle support unit and the second idle support unit. An idle gear(7) revolves and rotates around the central shaft between the central shaft gear and the gear formed in the outer wall by forming the cylindrical idle support units.
Patent KR-20040035030-A (KR)
Title: Oxygen capsul
Inventor: JUNG DA UN
IPC: A61K9/48
Filed: 2002-10-18
Abstract: PURPOSE: Provided is an oxygen capsule of which hollow contains oxygen to increase dissolved oxygen in a living body as well as blood oxygen levels, thereby preventing stress caused by fatigue. CONSTITUTION: An oxygen capsule is manufactured by inserting oxygen into a hollow of a capsule then vacuum-sealing it. The capsule is manufactured by hydrophilic polymer or other polymers, such as polyvinylalcohol, polyvinylpyrrolidone, polyacrylamide, poly(metha)acrylic acid, hydroxypropylcellulose, dextrin, chitosan, carrageenan, hyaluronic acid and gelatine, polymethyl(metha)acrylate, polyethyl(metha)acrylate, polybutyl(metha)acrylate, polystyrene and the like.
Patent KR-20040035145-A (KR)
Title: Steering system with control function of aerodynamic force from cross wind and preserve function of steering feel
Inventor: LEE JAE GWAN
IPC: B62D6/04
Filed: 2002-10-18
Abstract: PURPOSE: A side-external force suppression steering device having a function of maintaining steering feeling is provided to prevent deterioration of the steering feeling in controlling the steering device caused by mistaking driver's steering wheel operation for external force. CONSTITUTION: A side-external force suppression steering device having a function of maintaining steering feeling comprises an observer part(201), a low frequency band external force removal part(203), a state variable feedback control part(202), and a high-pass filter part(204). The observer part receives signals from a steering angle sensor detecting a steering angle, a vehicle speed sensor detecting vehicle speed, and a yaw rate sensor detecting a yaw rate, receives feedback of motor torque, executes calculation, outputs a low frequency band side-external force estimated value to the low frequency band external force removal part, and outputs a steering angle speed-estimated value and a transverse speed-estimated value to the state variable feedback control part. The low frequency band external force removal part receives the vehicle speed, receives the low frequency band side-external force estimated value from the observer, executes calculation, and outputs a suppression value of the low frequency band side-external force. The state variable feedback control part receives signals from the steering angle sensor, the vehicle speed sensor, and the yaw rate sensor, receives the steering angle speed-estimated value and transverse speed-estimated value, executing calculation, and outputs a state variable feedback control value to the high-pass filter part. The high-pass filter part receives the state variable feedback control value, executes calculation, and outputs a suppression value of the high frequency band side-external force to a direct motor(105).
Patent KR-20040035472-A (KR)
Title: Illegal Read Protection Circuit in Semiconductor Memory Device
Inventor: CHO GWANG RAE
IPC: G11C7/00
Filed: 2002-10-22
Abstract: PURPOSE: An illegal read prevention circuit of a semiconductor memory device is provided to prevent data from being output during an illegal reading. CONSTITUTION: N column start circuits(210) output the first column address strobe pulse starting a column of a bank by combining row information to a column address strobe signal via a command decoder and a signal obtained by decoding bank information. N NOR gates receive each output signal of N column start circuits according to an assembly rule. A NAND gate receives an output of one NOR gate and an output of the column start circuit not corresponding to the input of the NOR gate. And a column latch circuit(220) outputs a signal latching information of the column bank until a column of a new bank starts using the first column address strobe pulse and the output of the N NOR gates.
Patent KR-20040037594-A (KR)
Title: Turn table for auto packing machine
Inventor: BAEK JONG GI
IPC: B65B11/04
Filed: 2002-10-29
Abstract: PURPOSE: A turntable of automatic packing machine is provided to prevent the damage of the wiring and the piping of the turntable and accordingly to improve the efficiency in repair and examination of the turntable. CONSTITUTION: A turntable of automatic packing machine comprises a stopper(21) and a kicker(22) holding and pushing a paper roll on supplying the paper roll by rotating in a 180-degree arc; cylinders(20b) operating the stopper and the kicker; and a driving unit and an electromotive unit for a rack(26) and a pinion(25) for rotating only an upper plate on which the paper roll is set.