baber/WOPTO huggingface dataset:
Patent KR-20010018842-A (KR)
Title: Test apparatus for the switch lines of digital controller
Inventor: LEE CHEOR YEONG
IPC: G05B23/02
Filed: 1999-08-23
Abstract: PURPOSE: A device for checking a switch line of a digital controller is provided to use the input of a switch efficiently by detecting the wire breaking and shorting of a line, which connects a digital controller and a switch. CONSTITUTION: The device includes an oscillating portion(400), a switching portion(600), an evaluation converting portion(300) and a state judging portion(200). The oscillating portion(400) generates the signal of the specific frequency. The switching portion(600) converts the frequency of the specific frequency signal generated in the oscillating portion(400) when the switch for inputting the wire breaking and shorting of a line or the user is opened and closed. The evaluation converting portion(300) detects the change of the frequency signal generated in the oscillating portion(400) according to the state of the line connecting the switching portion(600) and the oscillating portion(400). The state judging portion(200) informs the state of the switching portion(600) according to the result of detecting of the evaluation converting portion(300) and the state of the line connecting the switching portion(600) and the oscillating portion(400) to the digital controller.
Patent KR-20010019469-A (KR)
Inventor: KIM SU YEONG
IPC: H03M13/41
Filed: 1999-08-27
Abstract: PURPOSE: A turbo coding method using a soft output Viterbi algorithm with a reduced complexity is provided to reduce complexity by using metrics in carrying out a turbo code of a block code using the soft output Viterbi decoding, and accordingly easily implement the turbo code of the block code with a desired complexity by effectively calculating a soft output value. CONSTITUTION: A block code is configured at a transmitting end in a first step. A decoding is carried out by rows using the soft output Viterbi algorithm with a reduced complexity regarding to a frame received at a receiving end in the second step. A decoding is carried out by lines using the soft output Viterbi algorithm with a reduced complexity by adding a soft output information outputted from the decoding by rows in a third step. A turbo code is carried out in the second step by adding a soft output information outputted from the decoding by lines in the third step.
Patent KR-20010020026-A (KR)
Inventor: AHN SANG TAE
IPC: H01L21/28
Filed: 1999-08-31
Abstract: PURPOSE: A method for manufacturing a contact hole for a copper interconnection is provided to simplify a manufacturing process without using a conventional intermediate silicon oxide layer and an interlayer dielectric, and to remarkably decrease a dielectric constant by eliminating a silicon oxide layer between interlayer dielectrics. CONSTITUTION: An interlayer dielectric(20) and a silicon oxide layer(25) are sequentially stacked on a semiconductor substrate. After the first photoresist layer having a contact portion is stacked, an isotropic contact hole is formed wherein a part of the silicon oxide layer and the interlayer dielectric is etched to have a round shape by an isotropic wet-etching method. The first photoresist layer is eliminated by a chemical solution. After the second photoresist layer of which a contact portion is small as compared with the isotropic contact hole is stacked, a contact hole connected to a lower metal line is formed by an etching process. The second photoresist layer is removed to form a dual damascene contact hole(50) of a round shape.
Patent KR-20010027288-A (KR)
Inventor: AHN DAL
IPC: H01P1/20
Filed: 1999-09-13
Abstract: PURPOSE: A band pass filter for dielectric resonator is provided to have characterization by a symmetric attenuation polar related to an adjacent channel. CONSTITUTION: A metal body(40) and cover(46) form the first and the second metal cavity(41,42) mutually connected through a window(43). An input terminal inputs a microwave input signal into the first metal cavity(41). The first and the second dielectric resonator(50,60) form a band pass filter floating each dielectric within the first and second metal cavity(41,42). The first coupling part(31) connects to the input terminal so as to electromagnetically induce and couple the input signal with the first dielectric resonator(50). The second coupling part(36) electromagnetically induces and couples output frequency signal of the second metal cavity(42). A bypass device bypasses the first and the second dielectric resonator(50,60) so as to bypass some of the input signals by the coupling part(36). An output terminal outputs frequency signal of a band set and induced by the second coupling part(36).
Patent KR-20010035652-A (KR)
Inventor: CHOI YEONG JUN
IPC: H04L47/6275
Filed: 1999-10-01
Abstract: PURPOSE: An HDLC(High level Data Link Control) control method/device for IPC(Inter Processor Communication) in a communication system, are provided to perform periodical polling for corresponding processors in hardware so that loads of processors can be reduced, and to apply priority to packet transmission so that real time packet transmission can be enabled. CONSTITUTION: A queue arbiter(2) initializes a priority arbitration register, to sequentially initialize a priority packet, a period packet, and a general packet. The general packet and the period packet are respectively stored in a general circulation queue(4) and a period circulation queue(6) through a processor interface(7). If an entry ID of the general circulation queue(4) exists in a priority table register(5), the priority packet is decided to exist. The priority packet stored in the general circulation queue(4) is transmitted to a processor through a transmission HDLC(High level Data Link Control) core(1). If the entry ID of the general circulation queue(4) does not exit in the priority table register(5) in the priority table register(5) and the priority packet does not exist, whether the period packet for periodic polling exists is decided. If the period packet for periodic polling exits, the period packet stored in the period circulation queue(6) is transmitted to a processor through the transmission HDLC core(1). If the period packet for periodic polling does not exist, or the transmission for the priority packet and the period packet is completed, the general packet stored in the general circulation queue(4) is transmitted to a processor through the transmission HDLC core(1).
Patent KR-20010037489-A (KR)
Title: Valve seat of engine for automobile
Inventor: LEE BONG SANG
IPC: F01L3/06
Filed: 1999-10-18
Abstract: PURPOSE: A valve seat for a vehicle engine is provided to induce the flow of suction air toward the center of a combustion chamber by forming a protrusion part at a portion toward a bore where a cylinder block and a cylinder head contact each other, thereby improving the volume efficiency and the filling efficiency of the combustion chamber by smoothing the flow of the suction air, thereby improving the engine performance. CONSTITUTION: A valve seat(10) for a vehicle engine includes a protrusion part(14) formed at a part contacting a wall surface of a combustion chamber(13) for inducing the flow of suction air, and a volume compensating groove(15) formed below the protrusion part in connection for inducing the flow of suction air into the center of the combustion chamber, wherein the protrusion part is formed in a rectilinear line from a front end to a rear end of the seat for directing the suction air.
Patent KR-20000029396-A (KR)
Inventor: HUKUSIMA YASUMORI
IPC: H01L29/45
Filed: 1999-10-28
Abstract: PURPOSE: A semiconductor device and the method thereof are to allow reduction in the change of the electric property, to prevent the bridge short in the silicide process and perform the high speed operation. CONSTITUTION: A semiconductor device comprises a channel area(19) formed on an SOI layer(3); an LDD area(15a) formed on the both sides of the channel area of the SOI layer respectively; a source junction area(17) and a drain junction area(18) formed on the outer sides of the LDD area in the SOI layer respectively; a gate electrode(14) formed by interposing the gate isolated films on the channel area wherein the both sides walls of the gate electrode have the shape of nearly perpendicular to the SOI substrate and; an oxide film spacer(16) formed on the both sides walls of the gate electrode and the LDD area, wherein the thickness of the respective LDD areas changes sub sequentially to become thick slowly from the channel area sides to the source junction area sides and the drain junction area sides respectively.
Patent KR-20000006746-A (KR)
Inventor: KONG JONG EUY
IPC: F02D41/22
Filed: 1999-10-27
Abstract: PURPOSE: A device is provided to be able to safety drive by preventing a R.P.M sudden rise of an internal combustion engine, and to improve the durability. CONSTITUTION: The limit device against the R.P.M. sudden rise of the internal combustion engine is installed in the cam shaft of every internal combustion engine for detecting the R.P.M without employing an extra sensor. Accordingly, the limit device controls by judging the cam position sensor, or the signal(10) occurring from the cam switch so as to detect the R.P.M. and to control the ignition period of the gasoline engine.
Patent KR-20010045414-A (KR)
Inventor: YANG JAE KUN
IPC: C02F1/50
Filed: 1999-11-04
Abstract: PURPOSE: Disclosed is a method for disinfecting water of clean water reservoir. In conventional clean water reservoir, contact time of water and disinfectant is not sufficient. So disclosed method provides sufficient contact time of water and disinfectant. CONSTITUTION: According to above method, exterior pipeline for discharging disinfected water is wound around a tank (1). And walls of interior of the tank (1) are installed in zigzags for long detention of disinfected water. Thereby, contact time of water and disinfectant is sufficient for reaction of water and disinfectant.
Patent KR-20010045582-A (KR)
Inventor: JUNG CHEOL MO
IPC: H01L21/283
Filed: 1999-11-05
Abstract: PURPOSE: A method for manufacturing a titanium silicide gate electrode is to provide a stable interfacial characteristic between a doped polysilicon layer and a titanium silicide layer in a rapid thermal process for forming a crystalline titanium silicide layer. CONSTITUTION: A gate oxide layer(12) is formed on a semiconductor substrate(11). A doped polysilicon layer(13) and an amorphous titanium silicide layer are sequentially formed on the gate oxide layer. A titanium nitride layer of compression stress is formed on the amorphous titanium silicide layer. A rapid thermal process is performed to transform the amorphous titanium silicide layer into a crystalline titanium silicide layer(16). A remaining titanium nitride layer is removed. A hard mask is formed on the crystalline titanium silicide layer. The hard mask, the crystalline titanium silicide layer, the doped polysilicon layer and the gate oxide layer are patterned by a photolithography process.
Patent KR-20010045716-A (KR)
Inventor: LEE JE WOOK
IPC: C12N9/50
Filed: 1999-11-06
Abstract: PURPOSE: Provided is fibrinolytic enzyme, brevinase, which is separated from poison of Agkistordon blomhoffi brevicaudus, shows stability at high temperature and is thus useful in developing thrombolytic agent thanks to its stability in high temperatures. CONSTITUTION: cDNA of fibrinolytic enzyme, brevinase, is obtained by the next steps of: i) dissolving frozen poison of Agkistordon blomhoffi brevicaudus in buffer solution containing potassium phosphate of pH 7.2 and eliminating insoluble materials through centrifugation; ii) purifying active segments obtained from supernatant; iii) separating two chains, 16.5kDa and 17kDa, through SDS-polyacrylamide gel electrophoresis; iv) sequencing amino acid of brevinase's N-terminal; v) multiplying the two chains for cloning; and vi) implementing serial hybridization-polymerase chain reaction (SH-PCR) to multiply cDNAs of brevinase. The cDNA is composed of 744bp and 699bp of them includes coding segments, stop codon, and poly(A) segment.
Patent KR-20010046143-A (KR)
Inventor: YOO HYEON JONG
IPC: H04L12/16
Filed: 1999-11-10
Abstract: PURPOSE: A splitting apparatus of ADSL(Asynchronous Digital Subscribe Line) system is provided to implement a splitter unit as a PBA type by constituting the splitter as a separate shelf without attachment it to the backside of the DSLAM(Digital Subscriber Line Asynchronous Modem) apparatus. CONSTITUTION: A splitter shelf(100) includes a plurality of splitter units(110-130) for mixing and outputting the received POTS signal and ADSL signal. A plurality of modem shelves provides a plurality of ADSL signals inputted via an ADSL cable to the respective splitter units(110-130) of the splitter shelf(100). The splitter shelf(100) possesses a backboard(140). The backboard(140) possesses an ADSL connector and a PTOS connector for receiving the ADSL signal and POTS signal. Since a DSLB(Digital Subscribe Line Board)(210-230) possesses 8 lines, three DSLBs(210-230) are connected to a split unit(110-130).
Patent KR-20010048474-A (KR)
Inventor: HAN JAE YEONG
IPC: B60C13/00
Filed: 1999-11-26
Abstract: PURPOSE: A radial tire increases rigidity of a side wall part thereof to extend endurance period thereof and reduce manufacturing process and cost. CONSTITUTION: One end of a rim cushion(2) of strong rigidity is extended to cover the inner side of a side wall part(2). The extended part(20) is extended up to the end(30) of a tread(3). The outer side wall part(2) covered by the rim cushion(2) improves the steering stability. The inner side wall part(2) which is not covered by the rim cushion(2) improves ride comfort. The thickness of a bead filler(5) is reduced as the rim cushion(2) covers the bottom of the side wall part(2) to restrain separation frequently occurring on the bead filler(5).
Patent KR-20000052388-A (KR)
Inventor: SUKITANIGEIZI
IPC: A47L15/14
Filed: 1999-11-29
Abstract: PURPOSE: A washing machine for a tableware is provided which prevents washing water from being leaked outwardly and the machine body made of steel plate from being rust when a washing tank is drawn forwardly in operating. CONSTITUTION: A washing machine for a tableware(3) contains the following parts of: a washing machine body(13); a washing tank(14) wherein a upper part is opened to receive a tableware and drawn horizontally from the body; an inner cover(16) which covers a mouth part of the washing tank; a sealing member which closes the cover part and the mouth part of the washing tank; and a tool for eliminating a drop of water in the inner cover when drawing the washing tank.
Patent KR-20010053687-A (KR)
Inventor: SHIN MYEONG SU
IPC: G11C11/40
Filed: 1999-12-01
Abstract: PURPOSE: A RIMM(Rambus Inline Memory Module) apparatus embedded with a PLL(Phase Locked Loop) is provided to increase a memory recognition capacity by reinforcing a clock signal attenuation using the PLL. CONSTITUTION: The RIMM apparatus comprises a plurality of Rambus DRAM(RDRAM1-RDRAMN:D1-DN), and a phase locked loop(35) is located between random Rambus DRAMs. The PLL is located between a clock(RCTM/N,LCTM/N) to master from a clock generator and a clock(LCFM/N,RCFM/N) from master to the clock generator. And, a left paddle(36) and a right paddle(37) output data and a clock signal and a control signal to the plurality of Rambus DRAM. And there are data signals(LDQA,LDQB, RDQA,RDQB) and row bus(LROW,RROW) signals and column bus(LCOL,RCOL) signals and clock signals(clock to master, clock from master) and a series of clock input signals(LSCK,RSCK) and a series of commands(LCMD,RCMD) applied from a control register and a logic reference threshold voltage(Vref) and a series of input signals(Sin) inputted from the first Rambus DRAM(D1) to the Nth Rambus DRAM(DN) and an output signal(Sout) from the Nth Rambus DRAM between two paddles.
Patent KR-20010054750-A (KR)
Inventor: JANG DONG HUN
IPC: H01S5/20
Filed: 1999-12-08
Abstract: PURPOSE: A single wavelength semiconductor laser having plural integrated monitor photodetector which has different absorption wavelength band is provided to be used as the photoelectric source of a WDMA system. CONSTITUTION: In the method of manufacturing a single wavelength semiconductor laser, a diffraction grating layer(3) is formed on an n-InP substrate(2) through holographic or exposure method. In turn, layers of multiple quantum well activation layer(4), a photoelectric Ga layer(5), a p-InP clad layer(6) and a p-InGaAs layer(7) are formed. And a monitor PIN photoelectric detector is formed after etching. An InGaAsP/InGaAs layer(12) is formed on the exposed part of the n-InP substrate(2) and a p-InGaAsP layer(17) is formed making a first photoelectric detector along with the InGaAsP/InGaAs layer(18). Then a second photoelectric detector is formed with a semi-insulating InP layer(15), an n-InGaAs layer(14), an InGaAsP/InGaAs layer(12), a p-InP clad layer(11) and a p-InGaAs layer(10). A separating layer(9) is formed by inserting semi-insulating InP in to a trench formed by etching separating area for layer and photoelectric detection. Finally, a pair of electrodes are connected to the device.
Patent KR-20010062948-A (KR)
Inventor: WOO JE YANG
IPC: B60T1/06
Filed: 1999-12-21
Abstract: PURPOSE: A shoe fixing device reduces material cost and makes shoe fixing work convenient. CONSTITUTION: A spring(31) is integrally formed with a fixing pin(30) by being wound, the other head(32) of which is of a thin plate form. An assembling hole is pierced on a back plate(10) and of a corresponding form with the other head(32) of the fixing pin(30). A clip(40) is equipped to makes the head(32) and the assembling hole position-assembled in the condition of the spring(31) compressed, which makes shoe fixing work convenient. The fixing pin(30), the spring(31) and the washer are simultaneously formed to reduce the number of parts and material cost.
Patent KR-20010057691-A (KR)
Inventor: JUN UNG
IPC: C21B13/00
Filed: 1999-12-23
Abstract: PURPOSE: An apparatus for inspecting the erosion state of nozzles for a corex furnace is provided which promptly and simply measures the erosion state of the nozzle that is not disassembled from the melting furnace but in the assembled state. CONSTITUTION: In a plurality of nozzles which are mounted to a corex furnace so as to supply high pressure oxygen into the melting furnace, the apparatus for inspecting the erosion state of nozzles for a corex furnace comprises an insert pipe (10) consisting of an inner pipe (12) which supplies a light source to the front, one end of which is detachably assembled to a camera built-in pipe holder (11), and on the front of which an opening part (14) is formed, and an outer pipe (13) one end of which is detachably assembled to the pipe holder (11) so that the inner pipe (12) is covered, on the front of which the opening part (14) is formed, and into which a nitrogen gas for cooling is flown, wherein the insert pipe (10) is inserted into the nozzles; and a control panel (20) consisting of a light controller (21) controlling the intensity of the light source, a monitor (22) imaging a picture transmitted from the camera, and a printer (23) printing the image.
Patent KR-20010064369-A (KR)
Inventor: OH TAE HWAN
IPC: H04Q11/00
Filed: 1999-12-29
Abstract: PURPOSE: A device and a method for multiplexing a link of a communication system are provided to change a multiplexing system without changing hardware, and to automatically change a transmission path for error generation of a link. CONSTITUTION: Multiplexing units(711,712) connected with system interface multiplex inputted signals. Demultiplexing units(721,722) connected with system interface, demultiplex inputted signals. Transceiving units(751,752,761,762,771,772,781,782) transceive signals with the external. Interface units(741,742) respectively having ports are connected with the transceiving units by ports, to interface signals with an inner system, and output signal transceiving alarm information by ports. Port connection units(721,732) connect ports with the multiplexing units(711,712), the demultiplexing units(721,722) and the interface units(741,742) by predetermined control signals. And controllers(701,702) output the control signals for selecting ports, according to the transceiving alarm information by ports.
Patent KR-20010071106-A (KR)
Inventor: CHOI GYEONG SIK
IPC: B26D3/00
Filed: 1999-12-30
Abstract: PURPOSE: A system for cutting a neck and an operation method of the system are provided to reduce hours of work due to the sequential work for cutting and glazing by disposing a cutting unit and a glazing unit on the same way of a conveying part in sequence with the difference of height. CONSTITUTION: A neck cutting system includes a conveying part(17) for conveying a funnel coupled element(10), a cutting unit(30) disposed on the way of the conveying part for cutting a funnel when the funnel coupled element reaches a predetermined cutting position, and a glazing unit(75) disposed on the way of the conveying part at a lower position than the cutting unit behind the cutting unit for glazing the cut surface of the funnel coupled element from which the funnel is cut away.
Patent KR-20010060006-A (KR)
Inventor: KIM JEONG JUN
IPC: H04K1/00
Filed: 1999-12-31
Abstract: PURPOSE: A certification and key setting method in a wireless communication system providing forward privacy is provided to provide forward privacy assuring the privacy of a temporary secret key set on a protocol even if a permanent secret key is exposed in a wireless communication system. CONSTITUTION: A terminal receives network public key certification(BCert) broadcasted on a network and a network certification authority identifier(CA_B) in 201. The terminal decides whether a new position is registered on the network and thus certification is being performed in 202. The terminal generates a random number(rA) and encodes the random number(rA) generated from the terminal by a network publick key(BPubKey) in 203. The terminal generates a temporary public key(APubKeyX) in 204. Message 1 is sent to the network in 205. The terminal receives message 2 in 206. A temporary secret key(SessKeyAB) is generated by using random number(rB) generated from the network the temporary public key(APubKeyX) generated from the terminal in 207.
Patent KR-20000036232-A (KR)
Title: Continuous casting machine
Inventor: CORNELISSEN MARCUS CORNELIS MA
IPC: B22D11/10
Filed: 1997-09-18
Abstract: PURPOSE: A continuous casting machine for the continuous casting of molten metal in particular molten steel into a cast product is provided which comprises a mould in which the molten metal is poured through an exit port of pouring means, forming a bath of molten metal, and in which at least part of the metal is solidified, to a mould suitable for such continuous casting machine. CONSTITUTION: A continuous casting machine for the continuous casting of molten steel into a cast product, comprising a mould in which the molten steel is poured through an exit port of a nozzle, forming a bath of molten metal, and in which at least part of the metal is solidified, whereby the continuous casting machine is provided with control means for controlling the flow of molten steel and operative on the molten steel after entering the mould such that the flow pattern of the molten steel in the mould is basically symmetrical with respect to at least one plane of symmetry of the mould.