baber/WOPTO huggingface dataset:
Patent KR-20030073369-A (KR)
Title: A Real-time Blind Video Watermarking Method using Quantization
Inventor: KIM JIN HO
IPC: H04N7/26
Filed: 2002-03-11
Abstract: PURPOSE: A method for real-time blind watermarking using quantization is provided to protect CONSTITUTION: A plurality of original frames are divided into synchronous frames and asynchronous frames(S20-S22). A position of a pixel block to which a watermark is inserted is decided by a secret key and the position of every frame is different(S24). A DCT(Discrete Cosine Transform) is executed to the pixel block(S26). The pixel block is quantized(S28). A strong watermark is inserted into the synchronous frame as a synchronous signal(S30). A weak watermark is inserted into the asynchronous frame. An inverse second-dimensional DCT is executed(S32).
Patent KR-20030076002-A (KR)
Title: Dedicated short range communication system and timesharing control method among transceiver apparatuses of road side equipment on the same
Inventor: AHN DONG HYEON
IPC: H04B7/155
Filed: 2002-03-22
Abstract: PURPOSE: A DSRC(Dedicated Short Range Communication) system and a time division control method for roadside base transceiver systems therein are provided to ensure a better connection rate to the terminals installed in vehicles, passing through a specific area, by separately installing the antennas in a roadside base station and suitably controlling an individual radio communication area, settled by the characteristics of each antenna, through a base station processor or a time division operation controller. CONSTITUTION: A time division control system for RF transceivers(3051-3053) comprises a service center(301), a base station processor(303), and a network(302). The network(302) connects the service center(301) with the base station processor(303). The base station processor(303) creates switching signals according to a preappointed switching algorithm besides data transmit/receive processing and frame control and transmits them to an antenna switch(304). Supposing that vehicle-mounted terminals(3061-3063) can communicate with the antenna of the RF transceiver(3051), vehicle-mounted terminals(3064-3066) cannot communicate with the antenna of the RF transceiver(3051), vehicle-mounted terminals(3063-3065) can communicate with the antenna of the RF transceiver(3052), vehicle-mounted terminals(3061,3062,3066) cannot communicate with the antenna of the RF transceiver(3052), vehicle-mounted terminals(3062-3066) can communicate with the antenna of the RF transceiver(3053), and a vehicle-mounted terminal(3061) cannot communicate with the antenna of the RF transceiver(3053), every vehicle gets to a communication-possible state more than once within 1 cycle by connecting the three RF transceivers(3051-3053) in order in a time division method.
Patent KR-20030077345-A (KR)
Title: System for allocating vehicles
Inventor: SO YEONG SIK
IPC: H04B7/26
Filed: 2002-03-26
Abstract: PURPOSE: A car allocation system for calling cars is provided to notify a car allocation command to a plurality of cars located in a uniform distance from a client, using car current condition information. CONSTITUTION: A client terminal(140) requests the call of a car. A call center(150) selects car allocation command object cars, using car calling information received from the client terminal(140) and car current condition information received from a car communication terminal(100). If responses are received from a plurality of car allocation command object cars, the call center(150) decides one among a plurality of the car allocation command object cars, as the last car allocation command object car. The car communication terminal(100) transmits car current condition information to the call center(150), receives a car allocation command including position information of a client, which is received from the call center(150), and receives information of the client who requests the call of the car when a car of the car communication terminal(100) is decided as the last car allocation command object car.
Patent KR-20030084110-A (KR)
Title: Method for Atomic Layer Deposition of silicon oxide film using HCD source
Inventor: CHO BYEONG HA
IPC: C30B25/14
Filed: 2002-04-25
Abstract: PURPOSE: A method for forming silicon oxide film to a high deposition rate at a low temperature using HCD (hexachloro disilane) and H2O sources and catalyst is provided. CONSTITUTION: The method for forming silicon oxide film is characterized in that atomic layer deposition process is performed using Si2Cl6 as a silicon source, wherein the process is performed at a temperature of 50 to 200 deg.C, wherein the process is performed under the existence of catalyst, wherein the catalyst is Lewis base, and wherein the catalyst is selected from the group consisting of pyridine, trimethylamine (TMA), triethylamine (TEA) and a mixture thereof. The method for forming silicon oxide film comprises a step (a) of exposing a semiconductor substrate having -OH group thereon to first catalyst for activating -H group; a step (b) of performing reaction of the following reaction formula 3 by exposing the resulting surface to Si2Cl6 (hexachloro disilane); a step (c) of exposing the resulting surface to second catalyst for activating -Cl group; and a step (d) of performing reaction of the following reaction formula 4 by exposing the resulting surface to H2O:£Reaction Formula 3|: (-OH¬+) + (Si2Cl6) → (-O-Si2Cl5) / (-O-Si2Cl4) + (HCl), £Reaction Formula 4|: (-O-Si-Cl¬-) + (H2O) → (-O-Si-OH) + (HCl).
Patent KR-20020042567-A (KR)
Inventor: KIM DAE WON
IPC: G06K9/00
Filed: 2002-04-26
Abstract: PURPOSE: A system for controlling a lending safe using face recognition is provided to devise the convenience of the customer management by storing the customer data and the safe use history into the electronic data and to perform a certification process through a strict certification process by requesting a key of the customer as well as executing the certification process through the face recognition. CONSTITUTION: The system for controlling the lending safe comprises a kiosk type client(100), the lending safe(300) and a controller(200) controlling a safe door between a client and the lending safe. The client decides the approval of the safe through a comparison between an image through a camera and the face information stored in a DB, transfers the open signal of the safe door to the controller through a serial port in case of the approved user, and records the face information of the user and the use time to the DB by receiving the door close signal from the controller. The controller opens the door of the lending safe corresponding to an ID by receiving the door open signal from the client and transfers the signal noticing the closure of the safe door to the client.
Patent KR-20030086111-A (KR)
Title: Sense amplifier enable signal generating circuit having process tracking circuit and semiconductor memory device including the same
Inventor: CHOI HYEON SU
IPC: G11C7/08
Filed: 2002-05-03
Abstract: PURPOSE: A circuit for generating a sense amplifier enable signal comprising a processor tracking circuit and a semiconductor memory device comprising the same are provided to minimize difference between the delay characteristics of a path for data sensing and delay characteristics of a path for generating a sense amplifier enable signal even though there is a process change. CONSTITUTION: According to the circuit(300) for generating a sense amplifier enable signal of a semiconductor memory device generating a signal enabling a bit line sense amplifier, a dummy bit cell(22) is connected to a dummy word line and a dummy bit line and discharges the dummy bit line in response to a signal of the dummy word line. And a processor tracking circuit(21) adjusts a signal level of the dummy word line in response to a signal level of the dummy bit line to adjust a discharge speed of the dummy bit line.
Patent KR-20030086120-A (KR)
Title: Guide apparatus of paper for mini printer
Inventor: YANG SEONG DEOK
IPC: B65H5/38
Filed: 2002-05-03
Abstract: PURPOSE: A paper guiding device used in a mini printer is provided to easily guide papers regardless of width thereof in such a manner that the paper guiding device guides various papers having different width. CONSTITUTION: A paper guiding device includes a lower guide frame(10), an upper guide frame(20) and an auxiliary guider(30). The upper guide frame(20) is assembled with a front portion of the lower guide frame(10) by means of a screw in such a manner that a paper passes through between the lower guide frame(10) and the upper guide frame(20). The auxiliary guider(30) is detachably coupled between the lower guide frame(10) and the upper guide frame(20) so as to adjust a width of the paper to be guided. A guide inlet is formed at an upper portion between the lower guide frame(10) and the upper guide frame(20) and a guide outlet is formed at a lower portion between the lower guide frame(10) and the upper guide frame(20).
Patent KR-20030087175-A (KR)
Title: Semiconductor memory device having means for reducing charge consumption of boosted voltage and method for controlling partial activation and full activation thereof
Inventor: JUNG WON CHANG
IPC: G11C11/408
Filed: 2002-05-07
Abstract: PURPOSE: A semiconductor memory device comprising a unit to reduce charge consumption of a boosting voltage and a method for controlling partial activation and full activation thereof are provided, which reduce the charge consumption of the boosting voltage. CONSTITUTION: According to the partial activation control method of a semiconductor memory device comprising a plurality of sub memory cell blocks(31) partially activated along Y axis direction in response to activation of an X-axis selection signal and a Y axis selection signal during a normal operation, X axis selection signals are inactivated to logic 'low' level. And Y axis selection signals are inactivated to logic 'high' level. Only X axis selection signal corresponding to the sub memory cell blocks to activate is activated to logic 'high' level. Then, only Y axis selection signal which are arranged on the same axis as the sub memory blocks to activate and corresponds to the sub memory cell blocks to inactivate is inactivated to logic 'low' level.
Patent KR-20030088571-A (KR)
Title: A transistor of a semiconductor device and A method for forming the same
Inventor: LEE GA WON
IPC: H01L29/78
Filed: 2002-05-13
Abstract: PURPOSE: A transistor of a semiconductor device and a method for forming the same are provided to improve electrical properties of transistor by forming a super steep halo implanted region at lower part of an LDD region. CONSTITUTION: An isolation layer(33) is defined to an active region of semiconductor devices. A gate(37) is formed on the active region. Dummy gates(39) are formed at both sides of the gate(37) and on the isolation layer and the active region. At this time, the dummy gates(39) are spaced from the gate as 'd' and have the height of 'h'. An LDD(Lightly Doped Drain) region is formed in the substrate. Halo implanted regions(40) are formed at lower part of the LDD region. At this time, the size of the halo implanted region(40) is controlled according to the 'd' and 'h'.
Patent KR-20030035792-A (KR)
Title: Method for the calibration of a wire bonder
Inventor: MAYER MICHAEL
IPC: B23K20/10
Filed: 2002-05-27
Abstract: PURPOSE: A method for calibrating a wire bonder is provided to more effectively calibrate the wire bonder by wire-bonding a semiconductor chip by a mass production method under the same process condition before and after a capillary is replaced. CONSTITUTION: A wire bonder has a capillary clamped to a horn. An ultrasonic transducer applies ultrasonic to the horn whereby the ultrasonic transducer is controlled by a parameter P. A piezoresistive sensor integrated into a semiconductor chip is used. The capillary is lowered onto the semiconductor chip and a bond force is applied to it. A value P1 of the parameter P is applied to the ultrasonic transducer and the output signal of the sensor is stored as the reference value URef as soon as the transient reaction is concluded. The bond force is selected great enough so that the capillary does not slide back and forth. The wire bonder, for example after changing the capillary, is then recalibrated in that a correction factor gamma is analogously determined so that the amplitude of the sensor signal assumes the value URef when the ultrasonic transducer is operated with the value P2=gamma*P1.
Patent KR-20030093032-A (KR)
Title: assembly of cowl cross member for vehicle
Inventor: YOON GWANG MIN
IPC: B62D25/08
Filed: 2002-06-01
Abstract: PURPOSE: An assembly of a cowl crossbar for a vehicle is provided to considerably reduce weight by integrally combining parts made from aluminum, magnesium, and steel, to improve riding comfort for passengers by reducing vibration and noise transmitted through a steering system, and to cut down manufacturing cost. CONSTITUTION: An assembly of a cowl crossbar(21) for a vehicle is composed of a cowl crossbar mounting bracket(22), a steering column mounting reinforce(23) and a steering column mounting plate(24), a steering column upper support bracket(25), a steering column lower support bracket(26), and a cowl cross bar support bracket(27). The cowl crossbar mounting bracket pressed and molded from aluminum is welded and combined to both ends of the cowl crossbar extrusion-molded from aluminum and combined with an inner side panel of the vehicle body by a bolt. The steering column mounting reinforce and the steering column mounting plate press-molded from magnesium are mounted to the middle of the cowl crossbar by a rivet. The steering column upper support bracket press-molded from steel is combined to the steering column mounting reinforce by the bolt. The steering column lower support bracket press-molded from steel is bolt-combined to the steering column mounting plate. The cowl crossbar support bracket press-molded from steel is combined to the cowl crossbar positioned at the side of the steering column support brackets by a medium of a connecting bracket(28) press-molded from aluminum.
Patent KR-20020093577-A (KR)
Title: Substrate processing device
Inventor: FUJINE OSAMU
IPC: G03F7/26
Filed: 2002-06-05
Abstract: PURPOSE: A substrate processing device is provided to prevent the liquid from splashing upstream by installing a shield member in a slit nozzle, and to cut down expenses by preventing corrosion generated due to processing liquid. CONSTITUTION: At an inlet of a processing chamber, a slit nozzle(33) is provided for jetting the liquid in the form of a film over the whole width of a substrate(100). A shield(33b) is provided on the slit nozzle to prevent the liquid through the nozzle from splashing to the inlet. The shield is mounted obliquely near the nozzle crossing the direction of the jetted liquid, and used as a guide plate to deflect the liquid away from the inlet. Prior to the shower processing, the substrate processing device prevents the liquid from splashing upstream by mounting the shield in the slit nozzle.
Patent KR-20030097562-A (KR)
Inventor: SEO JEONG HAK
IPC: E02B7/20
Filed: 2002-06-22
Abstract: PURPOSE: An ecological restoration water gate type automatic barrier system is provided to prevent the accumulation and loss of soil, to restore an ecosystem of rivers and to increase the containing water quantity of rivers. CONSTITUTION: The ecological restoration water gate type automatic barrier system contains: a concrete structure(10) provided with an underwater barrier(12) formed lower than an embankment(11) and formed correspondingly to the bottom of a river between underwater barriers(12); a water gate(25) installed between support frames(21) installed vertically between the underwater barriers(12); a water gate operating unit(20) installed on a floor slab fastened to the top of the support frame(21) and fixing the upper part of the water gate(25) to a rod(28) of a cylinder(27) connected to hydraulic, pneumatic pressure pump unit(26); a water gate support(30) supporting the support frame(21) to bear water pressure; a water level sensor installed to the support frame(21) to sense the water level of the river; and a control box controlling the water level by controlling the water operating unit(20).
Patent KR-20040001556-A (KR)
Inventor: BAEK SONG HUN
IPC: E02D29/045
Filed: 2002-06-28
Abstract: PURPOSE: A precast structure is provided to construct and carry precast structures easily, to manufacture in a factory easily and to cut down the cost required for a mold. CONSTITUTION: The precast structure(10) is composed of an upper block(12) and a lower block(14), wherein the upper block(12) and the lower block(14) are split into many segments. The split segment, as a unit block which forms each end of the upper, lower blocks(12,14), is composed of a primary segment body(20) and a secondary segment body(22), wherein a masonry projection(24) is formed on each assembly plane of the split segment, each segment engaged with the masonry projection(24) is fastened by a high-tensile bolt to place and assemble using a joint plate, and waterproof materials are used on the bottom and the assembly unit of the segment.
Patent KR-20040006691-A (KR)
Title: Dust removal apparatus of strip surface
Inventor: KIM JONG JAE
IPC: B21B45/02
Filed: 2002-07-13
Abstract: PURPOSE: An apparatus for removing foreign materials on the surface of strip is provided to collect the foreign materials using collecting means after separating foreign materials stuck to the surface of the strip using a separation conveyor and collecting the separated foreign materials using a scraper. CONSTITUTION: The apparatus comprises a foreign material separation part comprising a wiper(21) rotated and vibrated in a width direction of the strip (S) in the state that the wiper is closely contacted with the surface of strip (S) passing through rolling mill so that the wiper separates foreign materials from the surface of the strip (S); a tension control part for maintaining contact force of the wiper(21) and strip (S) by controlling tension of the wiper(21); and a foreign material collection part for collecting the foreign materials separated by the foreign material separation part, wherein the foreign material separation part comprises supporting member(11), fixed plate(13), vibration plate(15), vibration cam, distance adjusting cylinder, wiper(21) and wiper contact roll, wherein the tension control part comprises an ascent and descent plate, guide rails, tension roll(35) and tension roll driving motor, and wherein the foreign material collection part comprises magnetic roll(42), moving member, foreign material separator(48) with scraper(49), suction motor(50) and bucket(51).
Patent KR-20040006857-A (KR)
Title: Cylinder structure for recirculation of blow-by gas
Inventor: YOON SU YONG
IPC: F01M13/00
Filed: 2002-07-16
Abstract: PURPOSE: A structure of a cylinder for re-circulation of blow-by gas is provided to re-circulate and burn blow-by gas generated in a crank case of an engine cylinder, and to prevent freezing of a re-circulation path of gas due to low temperature outside air by forming the re-circulation path in a cylinder head. CONSTITUTION: A structure includes a crank case(10) having a first channel(12) formed therein to supply blow-by gas discharged from a cylinder(14) to a cylinder head(20); the cylinder head having a second channel(22) formed therein and connected with the first channel to supply blow-by gas to a cylinder head cover(30), and a third channel(24) formed therein to supply blow-by gas having passed the cylinder head cover to an air inlet(26a); and the cylinder head cover having a filter(34) installed thereto to filter off moisture or oil contained in blow-by gas supplied through the second channel, a PCV(Positive Crankcase Ventilation) valve(36) installed thereto, and a fourth channel(32) formed therein to supply blow-by gas having passed the filter and the PCV valve to the third channel.
Patent KR-20040008284-A (KR)
Title: Gas combustion apparatus for dryer
Inventor: HAN IN HUI
IPC: D06F58/26
Filed: 2002-07-18
Abstract: PURPOSE: A gas combustion device for a drier is provided to improve stability of flames by decreasing the length of flames, and to burn perfectly by increasing the inflow amount of secondary air with dividing flames. CONSTITUTION: A gas combustion device for a drier is composed of a gas nozzle receiving and injecting gas; a mixing pipe(24) mixing gas from the gas nozzle with primary air; an igniter installed in the outlet of the mixing pipe to ignite with gas mixed with the primary air from the outlet of the mixing pipe; and a flame holder(560) installed in the outlet of the mixing pipe and composed of a flame hole(562) to burn gas divided and mixed with the primary air with ejecting. The flame holder includes an annular hub(561) having the circular flame hole, and blade pieces(565) arranged around the hub to divide flames. Flames are divided through the flame hole and the blade pieces formed in the flame holder, and lifting or inflow of flames is prevented into the drum by reducing the length of the flame. The inflow amount of secondary air is increased by enlarging the surface area of the flame, and harmful gas is prevented by burning completely with mixing flames with secondary air.
Patent KR-20040008371-A (KR)
Title: Method for Controlling Auto-Cooking of the Gas Oven Range
Inventor: LEE SEOK JAE
IPC: F24C3/12
Filed: 2002-07-18
Abstract: PURPOSE: A method is provided to allow for an optimum cooking operation by performing different algorithms in accordance with the amount of cooking materials. CONSTITUTION: A method comprises a step(S10) of selecting an automatic cooking operation for the type of cooking materials selected by a user; a step(S11,S12,S14,S16) of selecting first to third modes of the selected automatic cooking operation; and a step(S13,S15,S17) of performing the corresponding cooking operation by controlling the burner or heater in accordance with the selected first to third modes.
Patent KR-20040009030-A (KR)
Title: Apparatus for preventing loading at one side in chute
Inventor: KIM YEONG GIL
IPC: B65G47/19
Filed: 2002-07-22
Abstract: PURPOSE: A lopsidedness of a conveyor belt on which ore falls are detected to adjust lopsidedness, thereby preventing lopsidedness of loading. CONSTITUTION: A damper plate(14) is provided in a middle portion of a chute(13) to change falling angle of ore. A driving portion is connected to the damper plate to drive the damper plate. A first and second maldistribution detecting portions(21,22) are installed in both ends of a conveyor belt(23) to detect lopsided state of roller. A first and second signal converting portions(26,27) converts detected signal into a comparable signal. A comparator(28) is installed to calculate deviation of detected angle. A maldistribution adjusting portion(30) is provided to adjust lopsidedness.
Patent KR-20040009720-A (KR)
Title: An agent oprerating server system based on network and An agent operating service method using said server system
Inventor: PARK SEONG JIN
IPC: G06F17/00
Filed: 2002-07-25
Abstract: PURPOSE: A network based agent server system and a network based agent service method using the same are provided to create an online community with other users having the same interesting field on the Internet by simultaneously offering the information of the users in real-time. CONSTITUTION: A database(200) stores the user information as an object to offer the service. A software package(130) is transmitted to a user terminal in order to install an agent. A server program(110) is linked with the agent operated on the user terminal in order to transmit an instruction and the data. The server program(110) registers, updates, adds, and deletes the information data transmitted from the agent to the database.