baber/WOPTO huggingface dataset:
Patent KR-20010015401-A (KR)
Title: Testing device and testing method for semiconductor integrated circuits
Inventor: SAKAGUCHI HIDEAKI
IPC: G01R31/319
Filed: 2000-07-21
Abstract: PURPOSE: An equipment is provided to realize a high accurate test while shortening the test time significantly using a conventional inexpensive tester without requiring any expensive semiconductor tester and to eliminate the need of a reference voltage generator for each type of semiconductor integrated circuit to be tested. CONSTITUTION: The equipment for inspecting a liquid crystal driver LSI(1) comprises a reference voltage generator(8) for generating a plurality of expected value voltages being compared with the output voltage from each output terminal(3) and outputting a set of a plurality of kinds of reference voltage required for inspecting a plurality of types of semiconductor integrated circuits, a plurality of differential amplifiers(5) each having one input terminal(6) receiving the output voltage from each output terminal(3) and the other input terminal(7) receiving an expected value voltage from the voltage generator(8), and a comparator(12) receiving an amplified output voltage from the differential amplifier(5) and making a decision whether it falls within a specified voltage range.
Patent KR-20020008583-A (KR)
Title: Optical recoding and/or reproducing apparatus using swing arm actuator and Optical disc adopting thereof
Inventor: CHO GEON HO
IPC: G11B7/135
Filed: 2000-07-24
Abstract: PURPOSE: An optical recording/reproducing device in swing arm driving mode and an optical disk applied to the device are provided to minimize by the optical disk a variation in the elevation height of a slider that raises by air pressure, and restrict by the optical recording/reproducing device the amount of defocus caused by a variation in temperature or light wavelength. CONSTITUTION: An optical disk applied to an optical recording/reproducing device in swing arm driving mode includes a substrate(31) having an information recording face(31a) on which information signals are recorded and reproduced, and a protection layer(33) having a flat side that faces a slider of the optical recording/reproducing device, thereby reducing a variation in the elevation height of the slider.
Patent KR-20010067043-A (KR)
Inventor: MURAHASHI KATSUHIRO
IPC: F21S8/10
Filed: 2000-07-31
Abstract: PURPOSE: To secure a sufficiently wide light emitting area even by an LED light source of low intensity, apply a stereognostic feeling to light emission, and achieve both improvement of quality and reduction in the cost. CONSTITUTION: Each of a plurality of rod-like light guide bodies 2 having reflecting means 5 at a part of the surface along the longitudinal direction is provided with an LED light source 3 at one end. Reflecting plates 7, which are radially disposed from substantially the center of a lamp housing 6 with the reflecting means 5 positioned on the back side thereof and reflect emitted light forward from the LED light source 3 emitted from the plurality of rod-like light guide bodies 2, are housed inside the lamp housing 6 in a manner opposite to the back side of the rod-like light guide bodies 2. Thus, the light emitting area can be enlarged by the light guide of the rod-like light guide bodies 2 and the reflection from the reflecting plate 7.
Patent KR-20020012837-A (KR)
Title: Grinding apparatus for glass edge
Inventor: PARK SEONG GI
IPC: B24B9/08
Filed: 2000-08-09
Abstract: PURPOSE: A glass chamfering device is provided to chamfer glass of various size, to improve processing efficiency of chamfered glass by automatically performing a series of related actions, and to massively produce chamfered glass. CONSTITUTION: A glass chamfering device comprises a first feeding unit(1) consisting of a first lifting air cylinder lifting a glass absorption tool and a first feeding air cylinder forwardly and backwardly moving the first lifting air cylinder toward a belt feeding line(2), an alignment unit(4) aligning glass at both sides of the belt feeding line, a second feeding unit(5) consisting of a second lifting air cylinder lifting the glass absorption tool and a second feeding air cylinder entering or withdrawing the second lifting cylinder, a chamfering unit(6) consisting of a compressing air cylinder lifting a press tool and a disk motor rotating a rotating disk, a grinder unit(7) consisting of a grinder grinding the upper and lower circumferences of glass, a driving motor rotating the grinder, and a vibrating air cylinder upwardly and downwardly moving the grinder, and a sending unit(9) consisting of a third lifting air cylinder lifting a third lifting vacuum absorption tool and a third feeding air cylinder entering or withdrawing the third lifting air cylinder. Loading, supplying, and sending of glass are performed automatically. Therefore, productivity of chamfered glass is improved.
Patent KR-20020013989-A (KR)
Title: The bicycle having an unicycle as the fore part
Inventor: KIM YEONG DO
IPC: B62M9/00
Filed: 2000-08-10
Abstract: PURPOSE: A bicycle separated into a unicycle is provided to conveniently combine or release the unicycle by having a mechanism preventing a bicycle from falling. CONSTITUTION: A bicycle separated into a unicycle comprises a frame(22) fixing a front wheel(21); a handle(23) controlling a direction; a pedal(24) receiving driving force; a rotational gear device(25) generating the driving force; a brake device(26) reducing speed of the bicycle; a small motor(27) driving a stable mechanism; a pulley(28); a controller(29) driving stable returning mechanism; a storage battery(30) supplying electricity into the motor; a saddle(31) riding a user; a rotational shaft(37) controlling an angle of the handle; a frame(32) forming a rear wheel(33) of the bicycle; a connecting bar(36) engaging a rear brake and a wire controlling a gear; and a connecting bearing controlling the direction. Thereby, the bicycle separated into the unicycle conveniently combines or releases the unicycle by having the mechanism for preventing a bicycle from falling.
Patent KR-20020013296-A (KR)
Title: Method for servicing bi-direction realtime chatting on the mobile internet
Inventor: BAE SEOK WON
IPC: H04W8/24
Filed: 2000-08-14
Abstract: PURPOSE: A method is provided to allow mobile communication subscribers to enjoy a real time voice chatting service in a safe manner without disclosing identity of the subscriber. CONSTITUTION: A method comprises a first step(S200,S210) of allowing a user to access a voice chatting carrier server through a mobile communication terminal, and authenticating if the user is a registered one; a second step(S230,S240) of inputting data required for enjoying the chatting service, and requesting a radio chatting service by using the pre-input data, if the user is a registered one; a third step(S250) of ending the connection to the voice chatting carrier service, and receiving, at the mobile communication terminal, the result of searching for the matched person for chatting; a fourth step(S280) of allowing the user to be directly connected to the matched person, and allowing the user to listen to the voice advertisement provided from the voice chatting server; and a fifth step(S290) of allowing for a communication between the user and matched person.
Patent KR-20000072195-A (KR)
Title: A device for mincing radish shreds
Inventor: CHOI JUNG GIL
IPC: A47J17/02
Filed: 2000-08-10
Abstract: PURPOSE: A radish shredding device is provided to continuously shredding a radish not in the longitudinal direction but in the horizontal direction so that the shredded radish is not sank but piled inflatedly to make sliced raw fish fresh when laid on a dish. CONSTITUTION: A radish shredding device includes a base(1), a lower body(2) and an upper body(3) mounted on the base in sequence with a predetermined space to be mounted with a rotation cutting blade plate(4) rotatably in the horizontal direction, a motor(7) upwardly mounted at one side of a motor installation part(5) in the lower body and mounted with a driving gear(6), a shredded radish discharging part(8) formed at the other side of the motor installation space to be opened at upper and lower parts and formed with a supporting groove(9) on a top peripheral surface, a radish inserting part(10) formed in the upper body to be opened at upper and lower parts corresponding to the shredded radish discharging space and formed with a supporting groove(11) at bottom peripheral surface corresponding to the supporting groove of the shredded radish discharging part, and a cover(12) hinge-coupled at a top part of the radish inserting part and having a pressing tool(15) for pressing inserted radishes, wherein the cutter blade plate is formed with a gear part(16) engaged with the driving gear, protruded supporting parts(17) to be inserted into the supporting grooves at top and bottom surfaces, a radish supporting hole(18) penetrating a center part vertically, shredding knife on a top surface and a plane knife formed with a discharging groove.
Patent KR-20020014473-A (KR)
Title: Method and apparatus for reseting in communication system
Inventor: KIM BEOM SU
IPC: H04B17/40
Filed: 2000-08-18
Abstract: PURPOSE: A reset device in a communication system is provided to reset many target boards by transmitting an encoding reset information signal strong to peripheral environmental changes to boards having failures from a remote place. CONSTITUTION: A BSM(Base Station Manager)(114) having a modem for connecting to a wire network checks a state of a data path, if a reset command is inputted by an operator. If the state is normal, the BSM(114) outputs data corresponding to the reset command to the data path. If the state is abnormal, the BSM(114) sets a wire modem path with a corresponding base station through the modem, and outputs data corresponding to the reset command to the wire modem path. If reset data is supplied from the BSM(114) through the data path, a BSC(Base Station Controller)(112) transmits the reset data to the corresponding base station. BTS(Base Transceiver Station)_1 to BTS_n(116_1-116_n) have modems for connecting to the wire network, and set a wire modem path with the BSM(114) through the modem at the request of the BSM(114). If the reset data is supplied through the set wire modem path or if the reset data is transmitted from the BSC(112), the BTS(Base Transceiver Station)_1 to BTS_n(116_1-116_n) generate reset signals for resetting corresponding boards.
Patent KR-20010076217-A (KR)
Title: CDMA communication system having a highly selective filter
Inventor: ABDELMONEM AMR
IPC: H04B1/707
Filed: 2000-10-17
Abstract: PURPOSE: A circuit breaker with common test button for separate testing of ground fault and ACR fault function is provided to perform radio frequency communication with a communication terminal based on a code modulation system such as the W-CDMA, and to improve the performance of both incoming/outgoing channel signals in the communication station having a reception path. CONSTITUTION: A miniature circuit breaker providing arc fault protection and ground fault protection has a common rocker button that selectively deflects orthogonally oriented flat electrically conductive test switch spring contacts of an arc fault test circuit and a ground fault test circuit into engagement with a common contact to test each of these protection functions independently. The pivot axis of the rocker button is parallel to the planes of each of the test switch spring contacts and the button has opposed fingers which preload both of the spring contacts to bias the rocker button to a neutral position.
Patent KR-20010000839-A (KR)
Inventor: CHA HUI SANG
IPC: A61M16/00
Filed: 2000-10-23
Abstract: PURPOSE: A portable oxygen supply device is provided to be used as a first aid kit, to listen to music by embedding an MP3(Moving Picture Experts Group standards 1 Audio Layer 3) player or a cassette tape player and to refresh user's head by supplying clean oxygen. CONSTITUTION: A regulator(22) is installed to be separable by a screw and connected to an oxygen supply tube(34) to discharge the oxygen via an outlet port(38). A solenoid valve(36) is installed on the oxygen supply tube to regulate oxygen supply from an oxygen container(24). The pressure of the oxygen passing through the oxygen supply tube is sensed by a pressure sensor. Based on the data inputted from the pressure sensor, the solenoid valve is turned on/off by a control unit(80).
Patent KR-20010060220-A (KR)
Inventor: KANBAYASHI MAMORU
IPC: G07F19/00
Filed: 2000-10-30
Abstract: PURPOSE: An automatic paper money receiving and paying device is provided, which carries on a transaction irrelevantly to an amount-in-hand counting process by a teller after checkup is completed by the automatic checkup function of an automatic paper money receiving and paying device. CONSTITUTION: The device is shifted into an after-checkup transaction mode, a batch cassette(8) is set at a stack position by closing its temporary holding plate(11) when the checkup is performed by the automatic checkup function of the automatic bill receiving and paying device and then. In a transaction in the after-checkup transaction mode, paper monies discriminated as rejected paper monies are stacked on the temporary holding plate(11) according to the discrimination result of a discrimination part(3).
Patent KR-20020034489-A (KR)
Title: Driving Method of Plasma Display Panel
Inventor: KIM JAE SEONG
IPC: G09G3/294
Filed: 2000-11-02
Abstract: PURPOSE: A method for driving a plasma display panel(PDP) is provided, which makes a stable discharge from the first stage of a sustain period and also improves a brightness. CONSTITUTION: The PDP drives one frame by dividing the frame into five sub fields having different discharge number each other to display a gray level of an image. And each sub field is divided into a reset period to make a uniform discharge, and address period to select a discharge cell and a sustain period displaying the gray level according to the discharge number. During a reset period, a reset pulse is supplied to the second trigger electrode(Tz) of the discharge cell to make a reset discharge for initializing the discharge cell. A DC voltage is supplied to an address electrode(X) to prevent a mis-discharge. During an address period, a scan pulse(C) is supplied to the first trigger electrode(Ty) in sequence and at the same time a data pulse(Va) synchronized to the scan pulse is supplied to the address electrode. Then, an address discharge is occurred in the discharge cell supplied with the scan pulse. During a sustain electrode, a sustain pulse is applied between the scan/sustain electrode(Sy) and the first trigger electrode and a common sustain electrode(Sz) and the second trigger electrode(Tz).
Patent KR-20010077913-A (KR)
Title: Method for producing expandable graphite intercalation compounds using phosphoric acids
Inventor: MALIK HUBERT
IPC: C01B31/04
Filed: 2000-11-03
Abstract: PURPOSE: A method of producing an expansive graphite intercalation compound from crystalline graphite particles having lamellar structure, and to provide graphite foil, a graphite thin layer and a graphite sealing material. CONSTITUTION: This method of producing the expansive graphite intercalation compound comprises reacting the crystalline graphite particles having lamellar structure with a reaction mixture comprising at least a kind of strong acid in high concentration, an oxidizing agent for oxidizing the graphite and phosphoric acid by dry process at -10deg.C to +80deg.C without adding water. The strong acid in high concentration comprises an acid selected from the group consisting of sulfuric acid and nitric acid, and the oxidizing agent comprises an oxidizing agent selected from the group consisting of concentrated nitric acid, hydrogen peroxide and peroxosulfuric acid.
Patent KR-20020036236-A (KR)
Title: Mesh of fuel filter
Inventor: BAE YEON NO
IPC: B60K15/00
Filed: 2000-11-09
Abstract: PURPOSE: A filter net of a fuel filter is provided to smoothly supply fuel by forming a filter net as an inner net and an outer net different in the mesh formation. CONSTITUTION: A fuel filter(20) is composed of an inner net(21) and outer net(25) and the inner net and the outer net are different in the weaving structure. The inner net is plainly woven at intervals of 60-micron meters and the outer net is woven in piles at intervals of 90-micron meters. The end of a fuel pipe(11a) connected with a fuel pump(11) is installed inside of the inner net and the outer net covers the inner net and the outer net is formed outside. The suction force of the fuel pump is transmitted inside of the fuel filter by the fuel pipe and fuel is pumped. The fuel of the outside of the fuel filter is passed through the outer net and inner net and at first time impurities is filtered to the outer net and at second time fine impurities is filtered to the inner net.
Patent KR-20020039116-A (KR)
Title: Junction structure of printed circuit board and dual in line package parts
Inventor: KIM SE WON
IPC: H05K3/34
Filed: 2000-11-20
Abstract: PURPOSE: A junction structure of PCB(Printed Circuit Board) and DIP(Dual In-line Package) components is provided to perform automatically a soldering process for a DIP components inserted into the PCB during a reflow process by using a reflow soldering apparatus. CONSTITUTION: A multitude of junction groove(22) is formed on a PCB(20). A DIP component(10) has a pin(12) inserted into the junction groove(22). A solder cream is implanted into the junction groove(22). The pin(12) of the DIP component(10) is inserted into the junction groove(22) including the solder cream. The solder cream is solidified by a reflow soldering apparatus if the PCB(20) passes a reflow process. The pin(12) of the DIP component(10) is bonded with the junction groove(22) of the PCB(20) by the solidified solder cream.
Patent KR-20020039483-A (KR)
Title: Method for updating a location by using a fuzzy logic in a mobile system
Inventor: RYU SI HUN
IPC: H04W16/00
Filed: 2000-11-21
Abstract: PURPOSE: A method for registering a position using a fuzzy logic of a mobile communication system is provided to optimize a position registration point by reflecting a moving distance reflected by a velocity and a call arrival rate out of moving characteristics of a mobile terminal on a position registration and updating the position registration by changing a registration cycle variably in accordance with the moving distance and the call arrival rate by applying the fuzzy logic to the position registration. CONSTITUTION: An MS(Mobile Station) monitors an SID(System Identification) and NID(Network Identification) in an idle status through a paging channel(S200) periodically and monitors position information including a latitude and a longitude of a BS(Base Station) periodically(S202). If an initial call delivery or a position registration is generated and a predetermined time is passed, the MS calculates a distance between a cell currently possessed in the MS and the lastly registered cell possessed in the MS in accordance with monitored time information and position information(S204). It is checked as to a variation of the number of cells in accordance with a distance data variation, and calculates a moving velocity of the MS(S206). Position information of the MS is checked(S208,S210). If the position information is changed, a position registration extension time is calculated(S212). It is judged whether the next location update time(registration period + extension time) is exceeded to a predetermined elapsed time(S214). If the next location update time is exceeded to the predetermined elapsed time, the position registration of the MS is updated(S216).
Patent KR-20020041660-A (KR)
Title: Method and structure for the heterojunction bipola transistor
Inventor: IN BYEONG UK
IPC: H01L29/737
Filed: 2000-11-28
Abstract: PURPOSE: A hetero junction bipolar transistor structure is provided to improve a mechanical and electrical reliance by etching an extrinsic collector layer using only a front surface processing without a rear surface processing. CONSTITUTION: An HJBT(Hetero Junction Bipolar Transistor) structure comprises a collector contact layer(102) formed on a substrate(100), a layered structure sequentially formed with a first etch stopper(104), a collector layer(106), a second etch stopper(108) and a base layer(110) on the center of the collector contact layer(102), a collector electrode(160) formed on the defined collector contact layer(102), another layered structure sequentially formed with an emitter layer(120), an emitter contact layer(130) and an emitter electrode(140) on the base layer(110), base electrodes(150) having base open windows defining open regions(180) formed on the base layer(110) by etching the inner of the extrinsic collector layer except for the emitter area, and open regions(180) formed by etching the inner of the extrinsic collector layer corresponding to the lower portions of the base electrodes(150).
Patent KR-20010052041-A (KR)
Title: Linear compressor driving device, medium and information assembly
Inventor: HASEGAWA HIROSHI
IPC: F04B35/04
Filed: 2000-11-30
Abstract: PURPOSE: A linear compressor driving device for linear compressor driving a piston in a cylinder by means of a linear motor is provided to generate a compressed gas. CONSTITUTION: A linear compressor driving device for linear compressor(1) driving a piston in a cylinder by means of a linear motor to generate a compressed gas, comprises an inverter(6) for outputting an alternating current to be supplied to the linear motor; current detecting means(8) for detecting an output current from the inverter; voltage detecting means(10) for detecting an output voltage from the inverter; current amplitude value determining means(2) for determining a current amplitude value of the output current; output power calculating means(11) for calculating an output power from the inverter based on the detected output current and the detected output voltage; frequency determining means(4) for determining a frequency of the output current such that the output power is maximum; and inverter controller(9) for controlling the inverter based on the determined current amplitude value and the determined frequency.
Patent KR-20020044281-A (KR)
Title: Fringe field switching lcd
Inventor: CHOI GYEONG HUI
IPC: G02F1/133
Filed: 2000-12-05
Abstract: PURPOSE: A fringe field switching mode liquid crystal display is provided to improve response speed and to acquire uniform transmissivity. CONSTITUTION: Upper and lower substrates face each other, having a predetermined distance between the two substrates. A liquid crystal layer is interposed between the upper and lower substrates and contains a plurality of liquid crystal molecules(18a). The first counter electrode(5) is formed on the inner side of the lower substrate. A pixel electrode(7a) includes branches in at least two directions to form fringe fields in symmetrical two directions together with the first counter electrode. The second counter electrode(15) is formed on the inner side of the upper substrate and receives the same signal as the signal applied to the first counter electrode. A polarizer is arranged on the outer side of the lower substrate and has a predetermined polarizer axis. A decomposer is arranged on the outer side of the upper substrate and has an absorption axis perpendicular to the polarizer axis. A sloped structure(8a) is formed on the lower substrate on which the first counter electrode and the pixel electrode are formed and arranged perpendicular to the branches of the pixel electrode. The sloped structure has at least two sloped planes. The inner surfaces of the upper and lower substrate are vertically aligned.