baber/WOPTO huggingface dataset:
Patent KR-20000075093-A (KR)
Inventor: LEE DONG IL
IPC: H02K29/00
Filed: 1999-05-28
Abstract: PURPOSE: A super thin dc motor is provided to obtain an exact and stable motor rotation operation by equalizing the strength of a magnetic field at a winding and a turnover of a field coil. CONSTITUTION: A super thin dc motor an insulating plate(40) and a stator which are disposed in a base. A rotator(30) is disposed on the stator so that the rotator(30) is rotated by bearings(15,51) of a cover(50) and the base. A bracket(14) is formed at both sides of the insulating plate(40) so as to have a short protrusion. A hole is formed at the center of the insulating plate(40) so that a rotation shaft(32) of the rotator(30) is penetrated. A cover is covered on a permanent magnet(31).
Patent KR-20000075209-A (KR)
Title: continuously driving circuit of IR sensor
Inventor: CHOI HYEON SIK
IPC: G01J1/44
Filed: 1999-05-31
Abstract: PURPOSE: A circuit for continuously driving an infrared sensor is provided by artificially changing temperature of the sensor by intermitting light beams or heat radiated from the infrared sensor by a predetermined period or a chopping frequency during the operation of the infrared sensor. CONSTITUTION: A circuit for continuously driving an infrared sensor includes a rectifying part(200) connected to an output terminal of a power supply(100) for rectifying AC power, a period control part(300) having a timer IC(302) connected to an output terminal of the rectifying part, a plurality of resistances(R1,R3) connected to the timer IC, and condensers(C5,C7) for outputting signals according to a predetermined period or chopping operation frequency for intermitting the light beams or heat radiated from the infrared sensor, an actuator driving part(400) for controlling a driving power by a photocoupler(PC1) connected to the timer IC which outputs a gate signal to a triac(X1) according to the predetermined period or the operation frequency output from the period control part, and an actuator(500) for intermitting the light beams or heat radiated from the infrared sensor according to an output signal from the actuator driving part.
Patent KR-20010001841-A (KR)
Inventor: CHO GYU RYANG
IPC: B60R21/00
Filed: 1999-06-09
Abstract: PURPOSE: A suffocation preventing device of a vehicle is provided to prevent the suffocation of the occupant in a vehicle by automatically opening and closing a power window corresponding to the interior temperatures of a closed vehicle. CONSTITUTION: With a decision about the interior temperature of a vehicle over a reference temperature(T1), a window drive ECU(electronic control unit)(50) operates an abnormal timer to decide if the reference temperature is sustained for a predetermined time(TM1). If the excessive interior temperature is sustained for the predetermined time, an automatic down signal is outputted to operate a relay assembly(60) driving window motors(M1-M4) and automatically descend entire power windows about 10cm. Thereafter, an abnormal temperature flag is set up by 1.
Patent KR-20010003553-A (KR)
Inventor: JANG TAE WON
IPC: B23K9/00
Filed: 1999-06-24
Abstract: PURPOSE: A submerged arc single groove welding method is provided to increase the easiness of a welding work and to enhance a welding quality. CONSTITUTION: A ceramic rear soldering material(2) is attached to a rear face of two base materials(1) with an aluminum adhesive tape(3). Metallic powder(5) or metallic grains(5') are sprayed in a welding groove(4). A flux is sprayed on the metallic powder or grains. A preceding electrode(6) of a single pole method is supplied in the flux. A single arc is generated between a front end of the electrode and the base material so that a rear face bead(7) is formed. A following electrode(8) of a twin pole method is supplied to the welding groove. A surface bead(9) is formed by generating a twin arc between the front end of the electrode(8) and the base material. Thus, a welding work is readily performed and a welding quality is improved.
Patent KR-20010004558-A (KR)
Inventor: AHN CHI UK
IPC: G02F1/1335
Filed: 1999-06-29
Abstract: PURPOSE: A method for fabricating a liquid crystal display device is provided to originally prevent a misalignment of a color filter layer and a pixel electrode in the case of the cohesion of an upper substrate and a lower substrate. CONSTITUTION: An upper substrate(11) and a lower substrate(10) are disposed up and down at a prescribed distance. A common electrode(21) is disposed under the upper substrate. The common electrode is electrically connected to a pad(80) of the lower substrate via a conductive silver paste(60). An orientation film(41) is applied on a base plane of the common electrode. A pixel electrode(20) is formed on a top plane of the lower substrate. A color filter layer(30) is formed on a top plane of the pixel electrode by a selective doping. In this way, a liquid crystal display device is fabricated. Since the color filter layer is directly dopped on the top plane of the pixel electrode, the pixel electrode and the color filter layer is not misaligned when the upper substrate and the lower substrate is attached.
Patent KR-19990078744-A (KR)
Title: 광 다중화 방법 및 이를 수행하기 위한 시스템
IPC: H04L5/14
Filed: 1999-08-04
Abstract: 단일 파장을 이용하여 광선로를 송광경로 및 수광경로로 다중화하기 위한 광 다중화 방법 및 이를 수행하기 위한 시스템이 개시되어 있다. 본 발명은, A장치에서 제 1 파장대의 광신호 및 제 1 파장대와 다른 제 2 파장대의 광신호를 입력되면 WDM방식에 의하여 광 결합 하여 파장분할 다중화 하는 단계; 파장 분할 다중화된 광신호를 송신경로와 연결된 광케이블을 통하여 B장치로 전송하는 단계; 광케이블을 통하여 B장치로 전송된 광신호를 수신경로를 통하여 입력받아 WDM방식에 의하여 광 분배하여 제 1 파장대의 광신호 및 제 2 파장대의 광신호를 각각 수광하는 단계; B장치에서 제 1 파장대의 광신호 및 제 1 파장대와 다른 제 2 파장대의 광신호가 입력되면 WDM방식에 의하여 광 결합 하여 파장분할 다중화 하는 단계; 파장 분할 다중화된 광신호를 송신경로와 연결된 광케이블을 통하여 A장치로 전송하는 단계; 및 광케이블을 통하여 A장치로 전송된 광신호를 수신경로를 통하여 입력받아 WDM방식에 의하여 광분배하여 제 1 파장대의 광신호 및 제 2 파장대의 광신호를 각각 수광하는 단계를 포함한다.
Patent KR-20010018762-A (KR)
Inventor: CHO YONG JIN
IPC: F24C15/00
Filed: 1999-08-21
Abstract: PURPOSE: A ground structure is provided to supply a simpler ground structure to a printed circuit board inside a microwave oven. CONSTITUTION: A ground structure comprises a printed-circuit-board(20) mounted on an inner side of a microwave oven; a board base(22) as an insulator installed to an outer side of the board; a chassis of the microwave oven(26) established on an outer side of the board base; and a ground connecter(24) of a plate shape grounded to the chassis by being fixed due to a screw(28) and the chassis while one side engages with the printed-circuit-board electrically and the other side lays the board base with a gap. Thereby, the ground structure is composed as a simpler structure and a process fixing the chassis is not missed to improve a safety.
Patent KR-20010019228-A (KR)
Inventor: KIM GWANG SU
IPC: E05D15/36
Filed: 1999-08-26
Abstract: PURPOSE: A door opening and shutting apparatus is provided to open and shut a door smoothly and safely regardless of the weight of a door. CONSTITUTION: A door opening and shutting apparatus comprises; a main frame (10); a door (20) installed to the main frame (10) and revolved on a hinge (30) installed on the top of the door (20) to be opened and closed; a gas spring (40) installed to connect the frame (10) and the door (20), wherein one end of a gas spring (40) is connected to the door (20) to be revolved on a door hinge pin (22) and the other end is connected to the frame (10); a guide bracket (50) which comprises a guide slot (51) where an interlocking pin (42) is located and moved when opening and closing a door (20) and a fastening groove (52) where an interlocking pin (42) of the gas spring (40) is located and hung when a door (20) is open; a supporting rod (60) whose one end is installed to the door (20) by the door hinge (22) to be capable of revolving on the door hinge pin (22) and the other end is installed to be movable along the top end of the guide bracket (50) of the frame (10); a guide part (62) formed on the supporting rod (60) to insert the top end of the guide bracket (50) between the inside of the guide part (62) and one side of the supporting rod (60).
Patent KR-20010025831-A (KR)
Inventor: KIM JIN KOOK
IPC: C02F11/00
Filed: 1999-09-01
Abstract: PURPOSE: An animal urine treating apparatus is provided to cleanly and environmentally friendly treat the animal urine by consistently and strongly spraying little by little after collecting the animal urine at one place so as to discharge the animal urine in fog form, thereby easily and naturally evaporating the same. CONSTITUTION: The animal urine treating apparatus comprises a suction can (3) installed inside a pig urine storing vessel (1) having a certain size, wherein a turbine device (2) is installed in the suction can (3); an aeration pipe (32) adjacently installed to the bottom of the pig urine storing vessel (1) in which one end of the aeration pipe (32) is connected to an external air supplying pipe (31), and other end of the aeration pipe (32) is connected to one side of the upper part of the turbine device (2) of the suction can (3); and a connection pipe (4) connected to a pressure control valve (51) of a spray device (5) installed at the upper side of a separate housing (6) which is installed on the storing vessel (1), wherein the other end of the connection pipe (4) is connected to the upper part of the suction can (3).
Patent KR-20010026738-A (KR)
Inventor: LEE GI BANG
IPC: B23Q16/00
Filed: 1999-09-08
Abstract: PURPOSE: A production method for a microactuator having vertical comb structure is provided to overcome the limitation of the number of combs to simultaneously produce an upper end and a lower end of the vertical comb structure. CONSTITUTION: Only a portion in a state of not overlapping with upper comb structure among lower comb structure(32,33) is produced on a board(31) by an electrolysis plating method. An upper comb and a lower comb of an overlapped portion among the upper comb structure(34,35,36,37,38) and the lower comb structure are produced by the electrolysis plating method. A portion in a state of not overlapping with the lower comb structure among the upper comb structure is produced by the electrolysis plating method. Then, an upper mobile plate is produced to fix the upper comb structure. As the processes for forming the lower and upper comb structures are divided, the upper and lower comb structures are not bonded. Thereby, difficulties in an assembling process are eliminated by integrally perform a vertical structure forming process and an upper structure forming process.
Patent KR-20010027054-A (KR)
Inventor: OK CHANG SEOK
IPC: H04M1/02
Filed: 1999-09-10
Abstract: PURPOSE: A system and a method for providing information based on a public telephone are provided to use an information service in the public telephone by using an IC card without limitation in time and space, and to supply convenient and stable service by preliminarily storing much information to be inputted to use the information service. CONSTITUTION: An information providing system received an IC card(100) inserted by a user and provides a menu with sum of money information of the IC card(100) for confirming the selection of the user. If the user wants to use a voice call service, the system receives a phone number from the user for providing the voice call service. If the user wants to use an information service, the system provides the information service by using information input from the user and information stored in the IC card(100).
Patent KR-20010027752-A (KR)
Inventor: CHOI LAK HYUNG
IPC: A01K75/06
Filed: 1999-09-15
Abstract: PURPOSE: A net sinker for fishery is provided, in which lead is not contact with seawater by being inserted into iron barrel, thereby it does not cause submarine pollution. CONSTITUTION: A wire (4) is inserted into a barrel (1) horizontally through an insert hole (5) having a fixed diameter, and an injection hole (6) is formed at upper part of the barrel for injecting melted lead therein. The length of wire is determined according to the number of sinker (10). Melted lead (2) is injected into the injection hole after inserting the wire into the barrel.
Patent KR-20010036092-A (KR)
Inventor: KWAK HYO SEOP
IPC: C07D307/00
Filed: 1999-10-05
Abstract: PURPOSE: A process for producing a maleic anhydride using novel catalyst is provided, wherein the solid catalyst has a stronger activity than that of the prior liquid catalyst. Therefore, the process for producing the maleic anhydride can be improved. CONSTITUTION: The maleic anhydride is produced from butane by the catalytic action of catalysts. In which the catalysts are produced by mixing and agitating metals consisting of zinc, molybdenum, vanadium, chrome, and cobalt in methanol and orthoxylene as organic solvents for 24 hours, and the P/V ratio of catalysts is 1.2:1 to 1.3:1 by adjusting with addition of P2O5 and molybdenum, so it can catalyze to produce maleic anhydride from butane at low temperature. And the gas flow rate applied in producing maleic anhydride is 1000 to 2400cc per 1cc of catalysts and the retention time of gas is less than 1 second.
Patent KR-20010037862-A (KR)
Inventor: HUH SEONG JAE
IPC: H01L27/146
Filed: 1999-10-20
Abstract: PURPOSE: A drive circuit of a horizontal charge coupled region of a solid state imaging device is provided to simplify a structure of a drive circuit for performing a two-phase clocking operation, thereby reducing fabricating cost and increasing reliability of a product. CONSTITUTION: The first and second horizontal charge coupled gate is repeatedly aligned. A clock signal applying terminal is formed at a reset gate. A buffer(40) delays phase of a clock signal of the reset gate. An OR-gate(41) logically adds the clock signal of the reset gate and an output signal of the buffer and outputs the first horizontal charge transfer voltage. And an inverter(42) reverses an output of the operator(41) to output the second horizontal charge transfer voltage. In a horizontal charge coupled device, A p type well(32) is formed on an n type semiconductor substrate(31). A buried charge coupled device region(33) is formed at a desired region of the p type well to be used as a horizontal charge transfer channel. A gate insulating film(35) is formed on the n type semiconductor substrate(31) formed at an upper portion of the buried charge coupled device region.
Patent KR-20010038493-A (KR)
Inventor: WON IN CHEOL
IPC: H04M3/22
Filed: 1999-10-25
Abstract: PURPOSE: A circuit for preventing noise in a device control board is provided to simplify a complicated duplication circuit by using a looping duplication method using the looping of a self board, not using the other board, in communication between duplicated device control boards. CONSTITUTION: A circuit for preventing noise in a duplicated device control board is comprised of an inverter(INV), a buffer(BF), an NOR gate(NOR), and an OR gate(OR). The inverter(INV) inverts an MACT(My board ACTive signal) supplied from a device control board and supplies it to the buffer(BF). The buffer(BF) buffers the signal(MACTB) supplied from the inverter(INV), generates a looping signal(MACT2) and supplies it to the NOR gate(NOR). The NOR gate(NOR) executes OR operation for the looping signal(MACT2) supplied from the buffer(BF) and an OBOA(Other Board Open Alarm signal) and an OFFA(Other board Function Fail Alarm signal) supplied from the device control board, inverts the OR-operated signal, and supplies it to the OR gate(OR). The OR gate(OR) executes OR operation for the signal supplied from the NOR gate(NOR) and an MFFA(My board Function Fail Alarm signal) supplied from the device control board and generates a new MACT.
Patent KR-20010038971-A (KR)
Inventor: LEE GWAN SEOK
IPC: H04B17/00
Filed: 1999-10-28
Abstract: PURPOSE: A method for operating monitoring lines for the duplication of a base station management system is provided to prevent communication interruption by installing more physical paths for information exchange through the duplication of a communication line. CONSTITUTION: An information exchange processor transmits and receives through an initial communication line(S1-S3). The information exchange processor judges whether data transmission using the initial communication line is impossible(S4). In case that data transmission is impossible, the information exchange processor monitors and summons the initial communication line(S5) and judges whether the communication line is in normal condition(S6). If the communication line is in an abnormal state, the information exchange processor changes the communication line(S7).
Patent KR-20000006833-A (KR)
Inventor: HYUNG JAE SUNG
IPC: H05K3/32
Filed: 1999-11-06
Abstract: PURPOSE: A printed board structure is provided to maintain the insulating interval between each resistance and to improve the quickness, the efficiency and the stability of work. CONSTITUTION: The printed board structure is formed by the steps of: connecting by inserting the resistance serially connecting two resistances(R1, R2) into a two-line printed board(1); and using the printed board having 15mm of its total width by having 2.5mm of an interval between circuits and 5mm of an insulating interval to promote the simplicity, the easiness and the cheapness of manufacture, and the minimization of disorder by decreasing the connecting points.
Patent KR-20000035325-A (KR)
Inventor: OGATA HISAO
IPC: B07C3/14
Filed: 1999-11-09
Abstract: PURPOSE: A documents recognition device and a mail divider are provided to solve the synchronization problems such as lengthen of a transferred packet due to a reference symbol, the decrease of the speed of payload data and the degradation in the quality of synchronization, thereby removing the loss of data speed and synchronizing phase and frequency with small energy consumption. CONSTITUTION: A documents recognition device comprises an image decoding unit, a character row extraction unit(203), a character recognition unit(1101), an address comparison unit(1104), a first candidate employment discrimination unit(1105), a receiver number comparison unit(1106) and a second candidate employment discrimination unit(1107). The image decoding unit decodes the name of the receiver subscribed on a sheet as digital image data. The character row extraction unit extracts and output the character row containing the name information from the digital image data. The character recognition unit recognizes the character information in reference of a character discrimination dictionary.
Patent KR-20010046509-A (KR)
Inventor: KANG CHANG YONG
IPC: H01L21/3205
Filed: 1999-11-12
Abstract: PURPOSE: A method for manufacturing a metal interconnection is provided to extend the lifetime of the metal interconnection, by forming a metal nitride deposition layer inside a metal interconnection layer so that a void as a main cause of an electromigration defect is prevented from being transformed from a circular type to a slit type and the void is prevented from growing. CONSTITUTION: A metal alloy layer(12) is deposited on an insulating layer(11). Nitrogen ions are implanted into the entire surface of the metal alloy layer, and annealed to form a metal nitride deposition layer(13) inside the metal alloy layer. The metal alloy layer and the metal nitride deposition layer are etched to form a metal interconnection layer, which has the metal nitride deposition layer inside the metal alloy layer.
Patent KR-20000035505-A (KR)
Inventor: KODAMA HITOSHI
IPC: C09K3/14
Filed: 1999-11-16
Abstract: PURPOSE: A polishing composition and a rinsing composition for a memory hard disk are provided. The polishing composition polishes the substrate at a high speed, prevents the generation of fine pits, micro-projection and other surface damage. CONSTITUTION: A polishing composition comprises (a) water; 0.001-2 wt% of (b) one or more compounds selected from the group consisting of polystyrene sulfonic acid and its salts; 0.1-30 wt% of (c) compounds selected from the group consisting of inorganic acids, organic acids and their salts excepting the (b) components; and 0.1-50 wt% of (d) one or more polishing materials selected from the group consisting of aluminum oxide, silicon oxide, cerium oxide, zirconium oxide, titanium oxide, silicon nitride and manganese oxide. A rinsing composition comprises (a) water; 0.001-2 wt% of (b) one or more compounds selected from the group consisting of polystyrene sulfonic acid and its salts; and 0.1-30 wt% of (c) compounds selected from the group consisting of inorganic acids, organic acids and their salts excepting the components (b).
Patent KR-20010048699-A (KR)
Inventor: CHO HAE SEOK
IPC: C08L71/03
Filed: 1999-11-29
Abstract: PURPOSE: An electrifying roller of a developing unit of an image forming apparatus and a manufacturing method thereof are provided to maintain a lower volumetric resistance about 107ohm.cm-108ohm.cm and minimize an electrifying voltage required for electrifying a surface of a photosensitive drum by the electrifying roller, thereby reducing the generation of ozone. CONSTITUTION: A manufacturing method of an electrifying roller of a developing unit of an image forming apparatus includes the steps of compressing and coating a foam rubber material on an outer peripheral surface of a metal rod(S1), stacking the metal rod compression-coated with the foam rubber material in a receiving space of a main body in the shape of pipe in a jig for carrying out a primary heating of the foam rubber material(S2,S3), withdrawing the heated metal rod out of the receiving space of the main body for carrying out secondary heating with respect to the foam rubber material(S4), and cutting the metal rod compression-coated with the twice heated foam rubber material by a predetermined width(S5).
Patent KR-20010054100-A (KR)
Inventor: LEE SANG DAE
IPC: H03B5/00
Filed: 1999-12-03
Abstract: PURPOSE: An RC oscillator using registers is provided to maintain frequency of RC clock uniformly and provided multiple frequency clocks even though level of power supply voltage applied to the RC oscillator is changed. CONSTITUTION: The register(3) outputs n bit control signal of RC frequency depending on the selection of user. The pull-up part(1) is conducted by the RC enable signal to apply the power supply voltage. The first inverter(11) inverts the output of the pull-up part. The plurality of capacitors and resistors delays the output of the first inverter(11) for predetermined time. The buffer(BF) buffers the output of the inverter(11) to output it as RC clock. The second inverter(12) inverts the output of the first inverter to output it to the pull-up part(1). The NMOS transistors(NM1,NM2) deliver ground voltage. The pull-down part applies the ground voltage.
Patent KR-20010062981-A (KR)
Inventor: KIM HUI DON
IPC: H04B1/40
Filed: 1999-12-21
Abstract: PURPOSE: An MPEC music file player for a mobile phone terminal is able to use an MP3 player by connecting to a mobile phone terminal as well as separate the MP3 player from the mobile phone terminal according to necessity. CONSTITUTION: An MP3 player comprises an MCU(34), an MP3 decoder(35), a DA converter(36), a headphone jack(37) and an MP3 connector(38). The MCU(34) reads an MP3 file stored in a flash memory(33) by an input MP3 control signal. The MP3 decoder(35) converts the MP3 file output from the MCU(34) to a digital music signal. The DA converter(36) converts the digital music signal output from MP3 decoder(35) to an analog music signal. The headphone jack(37) sends the analog music signal output from the DA converter(36) to a headphone so as to output the music. The MP3 connector(38) is connected to a connector(44) of a mobile phone terminal(40) and sends the MP3 control signal to the MCU(34).