baber/WOPTO huggingface dataset:
Patent KR-20040000191-A (KR)
Title: Method for forming trench used to double hard mask
Inventor: PARK GEUN JU
IPC: H01L21/76
Filed: 2002-06-24
Abstract: PURPOSE: A method for forming a trench is provided to be capable of exactly controlling the depth of the trench by using a dual hard mask including a silicon nitride layer and a polysilicon layer. CONSTITUTION: A pad oxide layer(21), a silicon nitride layer and a polysilicon layer are sequentially formed on a silicon substrate(20). The stacked structure is then patterned using a photoresist pattern as a mask. After removing the photoresist pattern, a trench is then formed by using the silicon nitride pattern(22) and the polysilicon pattern as a dual hard mask. An isolation layer(25') is formed by filling an oxide layer into the trench and planarizing.
Patent KR-20040000719-A (KR)
Title: A method for preventing and diagnosing an arm-short of bi-directional dc/dc converter
Inventor: LEE YEONG GUK
IPC: H02M1/00
Filed: 2002-06-25
Abstract: PURPOSE: A method for preventing and sensing arm-short current of a bidirectional DC/DC converter is provided to sense the arm-short current by using the output current of the bidirectional DC/DC converter. CONSTITUTION: A monitoring process is performed to monitor the output current of a bidirectional DC/DC converter. The monitored output current is compared to the positive current(S12). An turn-off gating signal is maintained in a boost switching device and a turn-on gating signal is applied to a buck diode when the monitored output current is the positive current(S14-S18). The amount of the output current of the bidirectional DC/DC converter is checked(S20). The short circuit of the boost switching device and the buck diode or one of the boost switching device and the buck diode is determined when the output current of the bidirectional DC/DC converter does not increase to the positive direction(S26).
Patent KR-20040000812-A (KR)
Title: Electronic Elements Feeding Apparatus And Method Thereof
Inventor: LEE SANG WON
IPC: H05K13/02
Filed: 2002-06-25
Abstract: PURPOSE: An apparatus and a method for supplying electronic components are provided to transfer the mounted electronic components and discharge bad electronic components by supplying continuously a plurality of base plates including the electronic components. CONSTITUTION: A pallet including components is transferred from a magazine to a buffer by an elevator(S100). The empty pallet is transferred to the magazine by the elevator after the components are loaded on a mounter(S200). The pallet is transferred to a working position of the buffer and a head portion. The components are transferred to a pocket portion by the head portion. The components are transferred from the mounter by driving the pocket portion. Bad components are discharged by the head portion and a discharging conveyer. A nozzle is exchanged by an automatic nozzle exchange device.
Patent KR-20040001632-A (KR)
Title: Apparatus and method for remotely collecting an msc operating message
Inventor: HAN MAN HO
IPC: H04W24/10
Filed: 2002-06-28
Abstract: PURPOSE: An apparatus and a method for remotely collecting an MSC(Mobile Switching Center) operation message are provided to collect an operation message outputted in a printer mode of an MSC in a remote place without a separate equipment. CONSTITUTION: Remote terminals(210-1 to 210-n) collect operation messages from an MSC(200). An OMP(Operating and Maintenance Processor)(201) processes operating and maintenance data of the MSC(200). An MMS(Man Machine Subsystem)(203) receives an MSC operation message generated in the OMP(201). When a connection request message is received from the remote terminals(210-1 to 210-n), an EIP(Extended Interface Processor)(205) forms an interface between the remote terminals(210-1 to 210-n) and the MMS(203). The EIP(205) receives the MSC operation message from the MMS(203), and transmits the MSC operation message to the remote terminals(210-1 to 210-n).
Patent KR-20040009398-A (KR)
Title: Dishwasher
Inventor: SONG JAE SEUNG
IPC: A47L15/00
Filed: 2002-07-23
Abstract: PURPOSE: A dish washer is provided to selectively perform washing according to the capacity and kind of a wash by installing a plurality of washing tubs having different capacities. CONSTITUTION: A plurality of washing tubs are installed in a body case. A first washing tub(401) having high capacity is installed in parallel with a second washing tub(402) having low capacity. A third washing tub(403) having minimum capacity is installed at the top of the second washing tub, and is an ultrasonic washing tub.
Patent KR-20040010961-A (KR)
Title: PTS Management Method
Inventor: KIM HYO JIN
IPC: H04N21/43
Filed: 2002-07-25
Abstract: PURPOSE: A method for managing a PTS is provided to remove an extra memory for a PTS pointer and easily find out a PTS matched with an ES, thereby easily configuring a logic for lip sync. CONSTITUTION: A digital signal receiver receives PES(Packetized Elementary Stream)s from a memory or an input device for confirming PTS(Presentation Time Stamp) positions defined by a standard in the PESs and extracting a PTS value. A PTS index is connected with the extracted PTS. The PTS index is stored together with the PTS. Each audio decoder and video decoder extract an ES(Elementary Stream) from the PES by confirming start and end positions of the ES. The extracted ES is attached to the rear of the PTS to be stored in the memory.
Patent KR-20030052950-A (KR)
Title: Method of preparing composition comprising graphite, negative electrode for lithium secondary battery, and lithium secondary battery
Inventor: MATSUBARA KEIKO
IPC: H01M4/1393
Filed: 2002-07-26
Abstract: PURPOSE: Preparation methods of a graphite-containing composition, a negative electrode for a lithium secondary battery and a lithium secondary battery are provided, to improve the charging capacity and the cycle characteristics of a battery in high rate charging/discharging. CONSTITUTION: The graphite-containing composition is prepared by dispersing graphite powder and a binder in a solvent to prepare paste; coating the paste onto a substrate; aligning the (002) face between graphite particles contained in the graphite powder in identical direction in a magnetic field; and removing the solvent to solidify the graphite powder by using the binder. The (002) face between graphite particles is aligned to be perpendicular to the surface of a sheet made of graphite-containing composition. Preferably the intensity of the magnetic field is 0.5 T or more.
Patent KR-20030043598-A (KR)
Title: Information processing unit selecting one of reset vector addresses
Inventor: TAKAHASHI HIROKI
IPC: G06F1/24
Filed: 2002-07-31
Abstract: PURPOSE: To provide an information processor for preventing a reset vector address from being changed even when the fine potential fluctuation of a reset terminal is generated after power is supplied. CONSTITUTION: When reset processing is executed by a reset signal to be applied from a reset terminal 11a, a CPU 21 executes an instruction according to a reset vector address. A plurality of reset vector addresses are set in the CPU, and a reset storage circuit 23 latches a preliminarily decided value as a latch value regardless of the reset signal after a power is supplied. When the latch value is latched by the reset storage circuit, an address selecting circuit 22 selects one of the reset vector addresses as a selected reset vector address according to a selection signal to be applied from a reset selection terminal 11b.
Patent KR-20030013263-A (KR)
Inventor: HAMAMOTO TATSUO
IPC: G02F1/1339
Filed: 2002-07-31
Abstract: PURPOSE: To prevent a shortcircuit between a common electrode on the side of a color filter substrate and a wiring and an electrode on the side of a thin film transistor and to set a precise cell gap in the entire area including the sealing area of two substrates. CONSTITUTION: Columnar spacers SP1 are fixed in prescribed positions by forming the columnar spacers on the common electrode ITO2 and on a transparent protective film OC2 where the common electrode does not exist at the color filter substrate SUB2 and coating the columnar spacers on the common electrode with an alignment layer. Columnar spacers SP2 and SP3 are provided in the vicinity of the inner and the outer parts of a sealing area SL to secure the prescribed cell gap in the entire area of the two substrates and the sagging and the flow-out of an applied sealing material are suppressed by the columnar spacers SP2 and SP3 provided at the inside and the outside of the sealing area SL to secure the height of the applied sealing material.
Patent KR-20040012180-A (KR)
Inventor: LEE SANG HO
IPC: B62D1/04
Filed: 2002-08-01
Abstract: PURPOSE: A structure for improving the idle vibration of a steering wheel system is provided to easily operate a steering wheel by a driver by reducing load of the steering wheel system and minimizing the transmission of idle vibration. CONSTITUTION: In a steering wheel system having a dynamic damper positioned at the lower of an airbag module(30') to absorb idle vibration generated by vibration of a vehicle body, a structure for improving the idle vibration of the steering wheel system removes the dynamic damper and protrudes a bracket(31) of a plate-shape arm structure combined to the lower end of a steering wheel(20') at both lower ends of the airbag module, instead of the dynamic damper. A hanging projection(32) is protruded and formed at the end of the bracket and a hanging groove(22) is arranged at the side of the steering wheel and inserted and fixed with the hanging projection.
Patent KR-20040031218-A (KR)
Title: A inspection system of sensor for front-back warning of vehicles and a control method thereof
Inventor: PARK YEONG DO
IPC: G01H11/00
Filed: 2002-10-04
Abstract: PURPOSE: A testing system for a sensor for forward/backward warning of a vehicle and a control method thereof are provided to test the normal operation state of a forward/backward warning sensor before mounting the sensor to a vehicle, thereby minimizing the reject ratio of finished vehicles. CONSTITUTION: A testing system for a sensor for forward/backward warning of a vehicle includes a testing unit(5), a controller(10), a buzzer, a power supply(20), and a display unit(25). The testing unit is mounted with a bumper(3) mounted with forward/backward warning sensors(1), and has a reflection plate(9) moving by the operation of a driving motor according to set distances for the sensors. The controller is electrically connected to the sensors and the driving motor of the testing unit for receiving, determining and controlling signals generated by the sensors. The controller controls the rpm of the driving motor. The buzzer is electrically connected to the controller for outputting a warning sound according to the signals generated by the sensors. The display unit is connected to the controller, and outputs abnormality of the sensors by comparing buzzer operation specification per the set distance of the reflection plate with the signals generated by the sensors.
Patent KR-20040032270-A (KR)
Title: Network interface card for supporting a part of network layer
Inventor: KIM JUN HWAN
IPC: H04L12/28
Filed: 2002-10-08
Abstract: PURPOSE: An NIC(Network Interface Card) supporting a portion of a network layer is provided to reduce latency of a packet and improve reliability of data transmission by implementing a portion of a network layer inside an NIC. CONSTITUTION: An NIC includes a data packet receiver(32111), a network level packet routing unit(32121) and a user level packet transmitter(32122). The data packet receiver(32111) receives a data packet in a data link layer region by way of a physical layer from a network positioned outside a host(32). If a received data packet is a network level packet, the network level packet routing unit(32121) sets a routing path in an NIC network layer region according to information carried in the network level packet, and forwards the network level packet to the set routing path. If a received data packet is a user level packet, the user level packet transmitter(32122) transmits the user level packet a kernel of a user host belonging to a kernel network layer, a different portion of the network layer. The user host includes a user level packet receiver(32211) and an NIC network layer manager(32212). The user level packet receiver(32211) receives the user level packet in the kernel network layer region form the NIC. The NIC network layer manager(32212) manages NIC network layer, a different portion of the network layer, that the NIC supports.
Patent KR-20040035891-A (KR)
Title: Bobbin for winding up
Inventor: GOTO YOSHIHIRO
IPC: B65H75/02
Filed: 2002-10-12
Abstract: PURPOSE: A winding bobbin is provided to improve the intensity of a flange portion formed at a bobbin body, and to prevent the transformation of a hollow body. CONSTITUTION: A winding bobbin(1) includes a bobbin body(2) having a hollow body(5) and flanges(6,6') formed at both ends of the hollow body. A pipe portion(7) is disposed at the middle part of the hollow body. A plurality of arms(8) are radially connected to the hollow body and the pipe portion. A pair of cover members(3,3') are integrally attached to the bobbin body, and include a cover(21,21') and pipe portions(22,22') formed at the center of the cover.
Patent KR-20040034959-A (KR)
Title: Apparatus for combining wire of unloader bucket
Inventor: KIM GI HANG
IPC: B66C1/12
Filed: 2002-10-17
Abstract: PURPOSE: A wire assembling device of an unloader bucket is provided to improve working efficiency by inputting and outputting a dozer for collecting raw material with storing and withdrawing a dozer traction wire combined with the unloader bucket. CONSTITUTION: A couple of wire assembling units are installed in the lower left and the lower right of an unloader bucket to elastically withdraw or return the wire stored in a wire assembling device, and arranged opposite to each other. The wire assembling unit is formed by covering the front and rear parts with a cylindrical cover(11), an upper front cover(12), a lower front cover(13) and a rear cover(14), and composed of a tension spring(16), a slider house(15) and a dozer traction wire(17). The dozer traction wire is guided by the slider house with restoring force of the tension spring or external force, and stored or drawn out of the cylindrical cover. Loading efficiency is improved with storing or withdrawing the dozer traction wire conveniently.
Patent KR-20040036754-A (KR)
Inventor: YOON IL YEONG
IPC: H01L21/306
Filed: 2002-10-24
Abstract: PURPOSE: A cleaning step in a CMP(chemical mechanical polishing) process is provided to eliminate residue including particles of a nitride layer and an oxide layer that are generated in the CMP process after the CMP process is performed on a trench buried oxide layer and a pad nitride layer by performing a cleaning process on a substrate while using a cleaning liquid with a hydrogen ion concentration not higher than 3 or not lower than 9. CONSTITUTION: The cleaning process is performed by using a cleaning liquid with a hydrogen ion concentration not higher than 3 or no lower than 9, so that the surface of an oxide layer and a nitride layer, and the particles(5) of the nitride layer and the oxide layer have the same electrical charges. The nitride particles and the oxide particles are effectively eliminated by repulsive force between the surface of the substrate(1) and the nitride particles and between the surface of the substrate and the oxide particles.
Patent KR-20040038035-A (KR)
Title: Method of forming overlay vernier for semiconductor device
Inventor: SEO JAE UK
IPC: H01L21/027
Filed: 2002-10-31
Abstract: PURPOSE: A method for forming an overlay vernier of a semiconductor device is provided to easily control overlay by preventing deformation of vernier due to reflection of light. CONSTITUTION: A photoresist layer is coated on a semiconductor substrate(20) defined by a scribe lane(A2) and a die region(B2). By first exposing the photoresist layer using a reticle, cell patterns(23B) are formed at the die region and main verniers(23A1) including an inner and outer vernier are simultaneously formed at the scribe lane. Sub verniers(23A2-1) are formed by selectively second exposing the inner vernier of the main verniers. Then, the photoresist layer is developed. At the time, the reticle is provided with a field region formed in the cell patterns and a frame region formed in the vernier patterns.
Patent KR-20020092870-A (KR)
Inventor: SHIN DONG SEOK
IPC: A63F3/06
Filed: 2002-10-31
Abstract: PURPOSE: Provided are a linear continuous numbering game board with chips to develop brain function in a mathematical field. CONSTITUTION: The linear continuous numbering game board is characterized by consisting of a regular shape of playing plate having 100 of compartments where 100 of chips are placed, and chips being homologue to the compartments and inscribed with numbers. Total sums of numbers arranged diagonally should be the same for wining the game.
Patent KR-20030038456-A (KR)
Title: Method for manufacturing semiconductor device and semiconductor device
Inventor: NOGUCHI JYUNJI
IPC: H01L27/092
Filed: 2002-11-06
Abstract: PURPOSE: To improve dielectric breakdown resistance between wires using copper as a main conductive layer. CONSTITUTION: In the case of forming an insulating film 15b for a wiring cap by an SiON film formed by a plasma CVD method using mixed gas of trimethoxysilane gas and nitrogen oxide gas in a semiconductor device having embedded wiring structure composed of copper, a conductive barrier film 17a of embedded 2nd film wiring L2 is prevented from being oxidized.
Patent KR-20040040152-A (KR)
Title: A circuit for generating an on/off timing for a backlight
Inventor: MUN SEUNG HWAN
IPC: G02F1/133
Filed: 2002-11-06
Abstract: PURPOSE: A backlight on/off timing generating circuit is provided to produce a signal notifying that an initial set up is completed, and control the backlight on/off by using the signal after a minimum delay time. CONSTITUTION: An output signal of a logical sum device(31) is commonly provided to clock terminal(CLK)s of D-flip/flops(32,33). A signal of an inversion output end(/Q) of the D-flip/flop(33) are provided to an input end(D) of the D-flip/flop(32). A signal of an output end(Q) of the D-flip/flop(32) are provided to an input end(D) of the D-flip/flop(33). A signal of an output end(Q) of the D-flip/flop(33) are simultaneously provided to an input end of the logical sum device(31) and an input end of the logical product device(34). A switch signal(ON/OFF) of the backlight is also inputted to the logical product device(34). An output signal of the logical product device(34) is used a backlight ON/OFF timing signal(BL_ON/OFF).
Patent KR-20040048564-A (KR)
Title: PMN-PT optical waveguides by thermal diffusion and fabrication methods thereof
Inventor: KOO GYEONG HWAN
IPC: G02B6/13
Filed: 2002-12-04
Abstract: PURPOSE: A PMN-PT(Pb(Mg1/3Nb2/3)O3-PbTiO3) optical waveguide using a thermal diffusion method and a fabricating method thereof provided to simplify a fabrication process by diffusing a metal layer on a PMN-PT single crystal. CONSTITUTION: A metal layer(22) is deposited on a PMN-PT substrate(21). A photoresist layer(23) is formed on the metal layer. The photoresist layer is hardened by using an oven. A photoresist layer pattern(23a) is formed by exposing and developing the photoresist layer. A waveguide pattern(22a) is formed by etching the metal layer. The photoresist layer pattern is removed by using acetone or a photoresist stripper. An optical waveguide(10) is formed within a furnace.
Patent KR-20030007297-A (KR)
Title: a magnetic core made of micro carbonyl iron powder and manufacturing method thereof
Inventor: LEE CHUL HAWN
IPC: H01F1/032
Filed: 2002-12-04
Abstract: PURPOSE: A magnetic core using micro-carbonyl steel powders is provided to improve the characteristic of radio frequency and the characteristic of current of the magnetic core by using the micro-carbonyl steel powders. CONSTITUTION: A mixing process is performed to mix binders with mean diameter of 2 to 20 micro meter. The binders are mainly formed with epoxy adhesive, urethane adhesive, water, and glass. A predetermined shape is formed by using the mixed material. A hardening process is performed to harden the predetermined shape of the mixed material. Powders of 35 to 300 mesh are fabricated by pulverizing the hardened material. The pulverized powders are inserted into a mold. A core is formed by pressing the pulverized powders. A thermal coefficient of the core(10) is 35ppm per degrees centigrade when a mean diameter of the steel powders is 2 micro meter.
Patent KR-20040051746-A (KR)
Title: Electrode architecture of AC-PDP
Inventor: MUN SEOK JUN
IPC: H01J11/28
Filed: 2002-12-11
Abstract: PURPOSE: An electrode structure is provided to achieve improved quality of the displayed image by enhancing the electrode structure of a PDP and minimizing luminance variations cause due to distortions of waveform. CONSTITUTION: A surface discharge AC plasma display panel comprises a plurality of scan electrodes(Y1 to Yn) and sustain electrodes(X1 to Xn) alternately arranged in parallel with each other, wherein the sustain electrodes have both ends connected in common; and an auxiliary electrode(101) connected to the end opposite from the pulse input end from among the connected ends of the sustain electrodes, in such a manner that pulse signals are simultaneously applied to both ends of the sustain electrodes.
Patent KR-20040027255-A (KR)
Title: Method of controlling brightness of user-selected area for image display device
Inventor: KIM BYEONG HAN
IPC: G09G5/10
Filed: 2002-12-13
Abstract: PURPOSE: A method for controlling brightness of a user selection region of an image display device is provided to measure a horizontal distance up to both vertical edges, and to search a highlight region by using a measured horizontal distance value, then to amplify a brightness gain of the highlight region, thereby improving picture quality of a user selection region. CONSTITUTION: A highlighting video preamplifier starts receiving RGB signals, H-SYNC and V-SYNC signals(S501), and detects a V-SYNC pulse and the first H-SYNC pulse(S502). The preamplifier detects an H-SYNC pulse corresponding to a start of video lines of a complete image(S503), and detects the first rising edge of a signal(S508). The preamplifier determines a V-offset function showing the number of the detected video lines(S509), and extracts pattern data from a received signal(S510). The preamplifier decides whether the pattern data is available by comparing a self checksum with a checksum included in the pattern data(S511). If so, the preamplifier calculates coordinates parameters of a substantial highlight region(S512).
Patent KR-20030007323-A (KR)
Title: Regenerable manganese-based sorbents for removal of hydrogen sulfide and method for preparing the same
Inventor: JUNG DEOK YEONG
IPC: B01D53/52
Filed: 2002-12-14
Abstract: PURPOSE: A manganese based desulfurizer for adsorbing thus removing at a high temperature hydrogen sulfide generated from integrated gasification combined cycle, and a manufacturing method of the manganese based desulfurizer are provided. CONSTITUTION: The desulfurizer for removing hydrogen sulfide is characterized in that MFT desulfurizer, a manganese desulfurizer reacted with hydrogen sulfide at a temperature of 550 to 800 deg.C, comprises 55 wt.% of MnCO3, 20 wt.% of Fe2O3, 20 wt.% of TiO2 and 5 wt.% of bentonite. The manufacturing method of the desulfurizer for removing hydrogen sulfide comprises mixing step of mixing raw materials of the desulfurizer comprising 55 wt.% of MnCO3, 20 wt.% of Fe2O3, 20 wt.% of TiO2 and 5 wt.% of bentonite; drying step of drying the mixture at 110 deg.C until the mixture becomes constant; baking step of baking the dried mixture at 400 deg.C; hardening step of hardening the baked material at 1100 deg.C; and crushing step of crushing and sieving the hardened desulfurizer.