baber/WOPTO huggingface dataset:
Patent KR-20040108400-A (KR)
Inventor: KONG SEUNG PIL
IPC: H04W92/18
Filed: 2003-06-17
Abstract: PURPOSE: A method for changing TV channel through a mobile communication terminal is provided to maximize the inducement of the selling by changing automatically a TV channel through a mobile communication terminal at specific broadcasting time. CONSTITUTION: A mobile communication terminal(50) of a user downloads a software for automatically changing a channel. A push server(20) transmits periodically a mail including plan information of TV program to the mobile communication terminal(50) of the user. A program broadcasted at specific time from the plan information is selected in the mobile communication terminal(50) of the user. The software is driven so that the mobile communication terminal(50) of the user changes a channel at the selected time.
Patent KR-20040110473-A (KR)
Inventor: CHO BONG HO
IPC: F25J3/00
Filed: 2003-06-19
Abstract: PURPOSE: A method for driving a liquid vaporizer, which is used for converting the liquid gas into the gaseous gas, is provided to smoothly drain the vaporized gas to the air by efficiently controlling the quantity of the steam, used inside the liquid vaporizer and by preventing the back pressure from being generated in the tube thereinside. CONSTITUTION: The liquid vaporizer driving method includes steps of: checking the state(open or close) of a valve which supplies the liquid gas generated during the air separating process of the air separation system, to the liquid vaporizer; opening the steam valve to supply the steam to the liquid vaporizer when the liquid gas supplying valve is open; closing the steam valve when the internal pressure of the liquid vaporizer is lower than the set value or maintaining the steam valve in the opened state when it is higher than the set value; and closing the steam valve when the temperature value is higher than the set value(50°C) in the closed state of the liquid gas supplying valve, or opening the steam valve when it is lower than the set value if the valve is closed.
Patent KR-20050004339-A (KR)
Inventor: KIM BYUNG JIN
IPC: H04N7/52
Filed: 2003-07-02
Abstract: PURPOSE: A graphic data management method of a high-density optical disk and the high-density optical disk in accordance with the management method are provided to record/manage recording order of ODSs(Object Data Segments) corresponding to menus or subtitles, thereby efficiently decoding/transmitting interactive graphic data and presentation graphic data recorded on a high-density optical disk. CONSTITUTION: Interactive graphic data and reproduction control information of the data are recorded/managed in hierarchical structure of ICSs(Interactive Composition Segments), CDSs(Color lookup table Definition Segments), plural ODSs, and ENDs(End of Display set Segments). A record ordering of the plural ODSs is recorded in an order from a big sum of a time required for decoding each ODS and a time required for transmitting each ODS to a small sum. In a PES(Packetized Elementary Stream) packet corresponding to each ODS, a decoding time stamp and a presentation time stamp corresponding to the record ordering are sequentially recorded.
Patent KR-20050003872-A (KR)
Inventor: CHOI JAE MYOUNG
IPC: G03G21/10
Filed: 2003-07-04
Abstract: PURPOSE: A device for transferring a waste toner and an electrophotographic printer employing the device are provided to effectively transfer the waste toner to a storage unit without accumulating the waste toner in a guide part by using a vibrating member. CONSTITUTION: A device for transferring a waste toner removed by a cleaning device(120) to a storage unit(200) includes a duct(310), a transfer unit(350), a guide part(400), and a vibrating member(410). The duct connects a cleaning device to the storage unit. The transfer unit is installed in the duct and transfers the waste toner. The guide part is located at the outlet of the duct and downwardly tilted. The guide part guides the waste toner to the storage unit. The vibrating member is located in the guide part and vibrated to prevent the waste toner from being accumulated in the guide part.
Patent KR-20030063298-A (KR)
Title: Sine wave output single-phase inverter
Inventor: SA YEUN IL
IPC: H02M7/515
Filed: 2003-07-05
Abstract: PURPOSE: A sine wave output single-phase inverter is provided to reduce the energy consumption by making an output wave form of a pulse transformer with a sine wave. CONSTITUTION: An oscillation unit(1) oscillates in response to an input power(DC12V). The voltage oscillated in the oscillation unit(1) is sent from an AC(Alternating Current) output unit(2) to a drain and a source of a driver(21) through a rectification circuit(10). A bias voltage generated in the oscillation unit(1) is sent to an AC output unit(3). The bias voltage is applied to a pulse transformer of a power and frequency control unit(12) through a rectification unit(11). A CPU(Central Processing Unit) control unit(4) controls a sine wave generating unit(5) to generate a sine wave. The sine wave is applied to the power and frequency control unit(12). Then, the sine wave is applied to a gate of the driver(21).
Patent KR-20050007903-A (KR)
Inventor: CHOI HAK KI
IPC: G09G3/28
Filed: 2003-07-12
Abstract: PURPOSE: A method for resetting a plasma display panel electrically floating address electrode lines and a method for driving a plasma display panel using the same are provided to increase the contrast performance by not performing the discharge for the X and Y electrode lines. CONSTITUTION: A method for resetting a plasma display panel electrically floating address electrode lines includes the steps of: accumulating the wall charges continuously to rise the voltage applied to the second plasma display electrode lines to the first voltage; and distributing the wall charges electrically floating the address electrode lines while the voltage applied to the second display electrode lines continuously falls down to the third voltage lower than the second voltage at the state that the voltage applied to the first display electrode lines maintains the second voltage lower than the first voltage.
Patent KR-20050008881-A (KR)
Inventor: MOON SEUNG HWAN
IPC: G09G3/36
Filed: 2003-07-14
Abstract: PURPOSE: A liquid crystal display device and a method for driving the same are provided to supply the reliability and stability by previously preventing the hardware from damaging. CONSTITUTION: A liquid crystal display device includes a plurality of pixels, a signal controller(600), a gate driver(400) and a data driver. Each of the pixels is provided with a switching device. The signal controller outputs a plurality of second control signals based on the image signal from the outside and a plurality of first control signals to control the display of the image signal. The gate driver outputs the gate on signal to the switching device based on the second control signal. And, the data driver applies the gray level voltage corresponding to the image signal to the pixels as a data voltage.
Patent KR-20050009312-A (KR)
Inventor: KIM TAI CHEUL
IPC: F04D29/38
Filed: 2003-07-16
Abstract: PURPOSE: A sirocco fan and a sirocco fan assembly are provided to reduce noises by using a main plate and a wing part. CONSTITUTION: A sirocco fan includes a main plate(10) and a wing part(20). The main plate(10) is coupled with a shaft coupling part for coupling with a motor rotation shaft. The wing part(20) includes a first wing part and a second wing part. The wing part(20) is formed at one side of the main plate(10). The first wing part has a plurality of wings formed at one side of the main plate(10) with an equal interval according to a circumference direction. The second wing part is coaxially formed with the first wing part. The second wing part has plural second wings. The second wings are offset from the first wings. The second wing part has the width larger than that of the first wing part.
Patent KR-20040015676-A (KR)
Inventor: FURUYA HIROAKI
IPC: C03C15/00
Filed: 2003-07-25
Abstract: PURPOSE: To provide a method for manufacturing a liquid crystal display element, with which generation of a pit originating from a pit source 14 such as a micro scratch is suppressed in chemical etching of surfaces 11a, 12a of glass substrates 11, 12. CONSTITUTION: A first etchant 23 and a second etchant 24 with respectively different rates of etching are used. At first, the surfaces 11a, 12a of the glass substrates 11, 12 are etched with the first etchant 23 with a faster rate of etching. In this case, even when the pit source 14 is present on the surfaces 11a, 12a of the glass substrates 11, 12, the pit source 14 is removed from both layers of the surfaces 11a, 12a because the etching rapidly progresses on the surfaces 11a, 12a. Next, the surfaces 11a, 12a of the glass substrates 11, 12 are etched with the etchant 24 with a slower rate of etching and the surfaces 11a, 12a are smoothed so as to make the glass substrates 11, 12 thick as desired.
Patent KR-20050014288-A (KR)
Inventor: KIM JONG KIL
IPC: F24F11/02
Filed: 2003-07-30
Abstract: PURPOSE: A power supply device of a communication unit for an air conditioning system is provided to reduce the number of parts by using a power converting unit in common and to prevent electric interference between a signal transmitting/receiving unit, a voltage level sensing unit, and a power supply unit by insulating among each unit. CONSTITUTION: A power supply device of a communication unit for an air conditioning system is composed of a signal transmitting/receiving unit(50) for sending and receiving a signal to/from the outside; a power supply unit(60) for feeding operation power of the signal transmitting/receiving unit; a voltage level sensing unit(70) for detecting a voltage level of the operation power; and a power converting unit(80) for changing the operation power at the same time correspondently to the standard of the signal transmitting/receiving unit and the voltage level sensing unit.
Patent KR-20050015043-A (KR)
Inventor: KWON SEO WON
IPC: H04W84/12
Filed: 2003-08-01
Abstract: PURPOSE: A WPAN system is provided to expand a physical service area and to form a logical piconet by devices included in physically different piconets by making piconets connect to optical fibers so as to have a structure for enabling two-way communication. CONSTITUTION: The system comprises an optical fiber(100), plural piconets(300, 400, 500), plural signal converters(310, 410, 510), and plural connectors(220, 240, 260). The optical fiber(100) transmits data. The piconets(300, 400, 500) include plural devices and PNC(Piconet Coordinator) devices for managing the devices. The signal converters(310, 410, 510), arranged correspondingly to the piconets(300, 400, 500), converts the optical signal of the optical fiber(100) into the electric signal, transmits the converted electric signal to the piconets(300, 400, 500), converts the electric signal of the piconets(300, 400, 500) into the optical signals, and transmits the converted optical signals to the optical fiber(100). The connectors(220, 240, 260) makes the optical fiber(100) connect to the piconets(300, 400, 500), and branches the signals among the signals converters(310, 410, 510) and the optical fiber(100) to transmit the signal. One PNC of the PNC devices included in a piconet allots a time slot and manages devices in the piconet.
Patent KR-20050016822-A (KR)
Inventor: PARK JUNG SIK
IPC: B62D1/18
Filed: 2003-08-04
Abstract: PURPOSE: A wire cable operating structure of a telescopic column is provided to reliably release a telescopic tube engaged with a telescopic gear by making the movement distance of a taper block connected with the wire cable long and improving the increase degree of the telescopic gear. CONSTITUTION: One end of a cable(250) is connected to a lock body(230) engaged with a telescopic gear and the other end is fixed to a lever fixing bolt(282), which is installed at a bracket(245) to freely move. A wire cable operating structure of a telescopic column lifts up the lock body by changing the length of the cable with pushing or pulling the lever coupled to the lever fixing bolt and accordingly executes a telescopic function by releasing engagement of the telescopic gear. One end of the lever installed across a telescopic tube on the bracket is installed with a knob and the other end is coupled with the wire. The lever fixing bolt for hinge-fastening movably the lever is disposed at one spot of the lever. An operating part is the distance formed from the lever fixing bolt to the knob. A movable part is the distance formed from the lever fixing bolt to a connection portion of the wire. The length of the movable part is mounted at the spot longer than the operating unit.
Patent KR-20050016827-A (KR)
Inventor: JIN EUN HO
IPC: H04M3/42
Filed: 2003-08-04
Abstract: PURPOSE: A calling control method for an intelligent network service direct access is provided to set intelligent network access information in a subscriber information area, and to automatically occupy a hot-line of a service switching system according to setting of the intelligent network access information, thereby receiving a card call service of an intelligent network. CONSTITUTION: If an originating subscriber hooks off a call(50), a local exchange provides a dialing tone to the subscriber(52). The local exchange retrieves whether the subscriber is available for an INSR(Intelligent Network Service Request)(54). If not, the local exchange performs a normal call process(55). If the subscriber is available for the INSR, the local exchange transmits subscriber information to an SSP(Service Switching Point)(58). The SSP transmits the subscriber information to an SCP(Service Control Point), and the SCP requests subscriber authentication information from an SDB(Service Database) based on the subscriber information received from the SSP(60). If card information is confirmed(62), the SCP transmits the authentication information to the SSP(64). The local exchange receives communication control information(66). The local exchange transmits an error message to the subscriber(68), or receives a called number(70) to transmit the called number to the SSP(72). The SSP transmits a signaling to an SSPi+j, and notifies an incoming call(76). If a called subscriber responds to a call(77), a call is performed between the originating subscriber and the called subscriber(78).
Patent KR-20050015370-A (KR)
Inventor: EUN CHONG CHAN
IPC: G02F1/13
Filed: 2003-08-05
Abstract: PURPOSE: A photoresist coating apparatus and a method for driving the apparatus are provided to maintain photoresist coated on a substrate in a uniform thickness by reciprocating the substrate coated with the photoresist in horizontal and vertical directions. CONSTITUTION: A photoresist coating apparatus includes an inner stage(64a) on which a substrate is mounted, an outer stage(64b), the first external power supply(63), the second external power supply(66), and a pump. The inner stage includes magnets respectively attached to sides in X- and Y-axis directions. The outer stage surrounds the sides and bottom of the inner stage and includes the first coil(63a,63b) and the second coil(66a,66b) inside the sides opposite to the sides of the inner stage. The outer stage includes a plurality of air holes penetrating the face opposite to the bottom face of the inner stage. The first external power supply applies power to the first coil to provide a magnetic force to the first coil. The second external power supply applies power to the second coil to provide a magnetic force to the second coil. The pump introduces the air into the outer stage through the air holes or inhales the air inside the outer stage.
Patent KR-20050018362-A (KR)
Inventor: KWON SOON KYU
IPC: B23B41/00
Filed: 2003-08-12
Abstract: PURPOSE: A side door-drilling device of a railway vehicle is provided to smoothly execute hole work and the like in mounting a side door rail and to execute drilling work while moving regardless of the height. CONSTITUTION: A side door-drilling device of a railway vehicle comprises a moving trolley(10); a pair of interlocking supports(30a,30b) to which frames are combined in an X-shape by a central shaft-fixing part(39) to be supported to the upper side of the moving trolley; a lift(20) formed to the upper side of the interlocking supports; a cylindrical post part(100) having a slider(80) to move while sliding in the longitudinal direction of the side of the lift; a rotation part(70) formed to the upper side of the cylindrical port part; a right and left movement block mounted to the upper side of the rotation part; a forward and backward movement block(60) mounted to the upper side of the right and left movement block; an upward and downward movement block(40) mounted to the front of the forward and backward movement block; and a drill part(50) formed to the front of the upward and backward movement block to execute hole work to the side of the railway vehicle. The rotation part has a lever rotating in the circumferential direction. The right and left movement block moves while sliding right and left by a worm gear and a handle. The forward and backward movement block moves forward and backward by the rotation the handle and the worm gear. The upward and downward movement block moves upward and downward by the worm gear and the handle.
Patent KR-20050020209-A (KR)
Inventor: KIM CHAN JUNG
IPC: H01M50/466
Filed: 2003-08-21
Abstract: PURPOSE: Provided is a Li-ion secondary battery which uses a separator limiting elastic coefficient of length direction to specific range so that it possibly controls thickness expansion of an electrode assembly to a maximum degree when charging or discharging is repeated. CONSTITUTION: The Li-ion secondary battery comprises the parts of: the electrode assembly(10) in which an anode(12) and a cathode(13) plate are wound in a jelly-roll form and the separator(13) with 2.0kgf/mm¬2 in elastic coefficient of length direction is placed between the anode and the cathode; a can(20) which is electrically connected to the anode plate of the electrode assembly; and a can assembly(30) which is electrically connected to the cathode plate of the electrode assembly.
Patent KR-20050023537-A (KR)
Inventor: NOH KYOUNG JUN
IPC: G11C11/4091
Filed: 2003-08-28
Abstract: PURPOSE: A semiconductor memory device having VSS/VDD bit line precharge scheme without reference cell is provided to sense data correctly by including sense amplifiers which are two of P-type sense amplifiers for VSS precharge scheme and two of N-type sense amplifiers for VDD precharge scheme. CONSTITUTION: A semiconductor memory device comprises the first memory cell(M20); the second memory cell(M21); a bit line(BL) connected to the first memory cell(M20); a complementary bit line(BLB) connected to the second memory cell(M21); sense amplifiers for amplifying the voltage difference between the bit line and the complementary bit line. Wherein, the sense amplifiers are one of N-type sense amplifier(NS2) consisting of a pair of cross coupled NMOS transistors(NM21, NM22) and two of P-type sense amplifiers(PS20, PS21) consisting of a pair of cross coupled PMOS transistors(PM21, PM22, PM23, PM24). And the two of P-type sense amplifiers(PS20, PS21) are enabled with time lag successively.
Patent KR-20050022401-A (KR)
Inventor: KIM SOO HEE
IPC: H04B1/40
Filed: 2003-08-30
Abstract: PURPOSE: A method for managing a photographing file in a mobile communication terminal is provided to designate a storage period of a photo or a moving image when storing the photo or the moving image by using a mobile communication terminal, thereby automatically deleting the photo or the moving image after the storage period or after passing through a user confirmation process. CONSTITUTION: When a camera photograph mode is selected, a system resets or deletes a storage period of a file whose storage period expires(SP11,SP12). After carrying out a photographing process, the system decides whether to store a photographed image.(SP13,SP14). If so, the system compares a size of the photographing file with a storage space of a memory, and stores or deletes the photographing file based on the compared results(SP15,SP16). The system sets a storage period of the file by moving to a storage mode, and terminates the photograph mode(SP17-SP19).
Patent KR-20050022836-A (KR)
Inventor: SONG HO YOUNG
IPC: H04L25/02
Filed: 2003-09-02
Abstract: PURPOSE: An On Die Termination(ODT) circuit of a semiconductor memory device is provided to reduce the power consumption and to perform a high speed operation by not having the signals full-swing. CONSTITUTION: An On Die Termination(ODT) circuit of a semiconductor memory device comprises an inverter(I5); a NOR gate(NOR2) and an NMOS transistor(N3) as a pull-up means for terminating an input signal at power supply voltage level in response to an on die termination control signal(TE) and the input signal of low level; a NAND gate(NA2) and a PMOS transistor(P3) as a pull-up means for terminating an input signal at ground voltage level in response to the on die termination control signal(TE) and the input signal of high level; a data input pad(40).
Patent KR-20040020850-A (KR)
Inventor: TATSUKAWA MASASHI
IPC: F21S8/10
Filed: 2003-09-03
Abstract: PURPOSE: To provide a vehicle headlight device configured to form a predetermined light pattern for forming the light distribution pattern in a desired pattern shape and luminance distribution even when a semiconductor light emitting element is used as a light source. CONSTITUTION: The headlight device includes a plurality of lighting units 20, 40A, 40B, and 60 respectively using a light emitting diodes 32, 52A, 52B, and 72 as a light source. As for the plurality of the lighting units, three kinds of lighting units having different lighting systems are used, that is, the lighting unit 20 of projector type, the lighting unit 40A, 40B of direct projection type, and the lighting unit 60 of reflective type. The headlight device can easily form a low beam light distribution pattern, which is a synthesized pattern of light distribution patterns from the three kinds of lighting units, in the desired pattern shape and luminance distribution.
Patent KR-20050025451-A (KR)
Title: Voltage down converter circuit
Inventor: YANG SEUNG WON
IPC: G05F1/10
Filed: 2003-09-08
Abstract: A voltage drop converter circuit is provided, which is appropriate for obtaining a stable voltage without adding a metal mask or increasing semiconductor size in order to reduce voltage drop influence in a switching device. According to the semiconductor chip voltage drop converter circuit, a first power supply path is formed by connecting an output port directly to a first power supply pad(13) receiving an external power supply voltage. A second power supply path includes a regulator(3) dropping the external power supply voltage and then outputting it to an output port by being connected to a second power supply pad(23) receiving the external power supply voltage. When a semiconductor chip(2) is packaged, wire bonding is performed in order to supply a voltage to at least one of the first power supply pad and the second power supply pad according to the external power supply voltage.
Patent KR-20030078840-A (KR)
Inventor: JUN YOUNG CHEOL
Filed: 2003-09-17
Abstract: PURPOSE: A method for trading and renting an item on the online is provided to stably trade and rent the item in an online game through a transaction with a game maker, and to give an opportunity to use the item cheaply through the transaction or the rent. CONSTITUTION: The user information registered in a trade/rent server is transmitted to a providing server(13). The providing server extracts the information matched with the user information(14). The extracted information is transmitted to the trade/rent server. The providing server transmits an item list for trade or rent to the trade/rent server(15). The trade/rent server transmits the information to a user. The user transmits the desired item to the trade/rent server. The trade/rent server transmits the information to the providing server. A user information database or an other user information database is modified by using the information(19-1,19-2,19-3,19-4).