baber/WOPTO huggingface dataset:
Patent KR-20030079239-A (KR)
Title: Method of forming a metal line in semiconductor device
Inventor: HA HYEON JU
IPC: H01L21/28
Filed: 2002-04-03
Abstract: PURPOSE: A method for forming a metal line of a semiconductor device is provided to be capable of improving thickness uniformity by filling an ARC(Anti-Reflective Coating) layer into a via hole while controlling RPM(Revolution Per Minute) of a wafer. CONSTITUTION: After sequentially depositing a barrier layer(120), an interlayer dielectric(130) and a hard mask(140) on a lower layer(110), a via hole is formed by patterning the stacked structure. An ARC layer(170) is entirely filled into the via hole by varying the RPM of a wafer at least three times. After forming a photoresist pattern(180) on the resultant structure, the ARC layer, the hard mask and the interlayer dielectric are partially etched by using the photoresist pattern(180) as a mask. After removing the photoresist pattern, a dual damascene pattern is formed by removing the ARC layer and the barrier layer.
Patent KR-20030080691-A (KR)
Title: Photonic crystal waveguide devices
Inventor: LEE GYEONG SIK
IPC: G02B6/122
Filed: 2002-04-10
Abstract: PURPOSE: A photonic crystal optical device and its application are provided to realize functions of several optical devices including an optical attenuation and optical filter by varying a thickness of an air layer by pressing a pressure to an optical waveguide from the external. CONSTITUTION: The photonic crystal optical device comprises a core transmitting an incident light and a waveguide(10) having at least more than one hole(20) along a waveguide propagation direction of a light between cladding. A diameter of the hole is reduce and the distance between the core and the cladding is reduced so that the light passes through a FTIR(Frustrated Total Internal Reflection) from the core to the cladding through the hole.
Patent KR-20030083263-A (KR)
Title: Structure of column-type shift lever for automatic transmission with manual mode
Inventor: KIM YEONG GWANG
IPC: B60K20/06
Filed: 2002-04-20
Abstract: PURPOSE: Column type shift lever structure for an automatic transmission with a manual shift mode is provided to enjoy a dynamic driving state by the manual shift mode even in the automatic transmission with a column type shift lever. CONSTITUTION: Column type shift lever structure for an automatic transmission with a manual shift mode includes an upper plate turning around a steering shaft(50) by a shift lever(10); a lower plate(30) having a fitting projection to which releasing or fitting motion at each shift position of a stopper formed to the shift lever is performed; and a cable-operating lever turned by a ball joint(22) formed to the upper plate, to operate a T/M(transmission) cable. The lower plate is disposed to the lower part of the upper plate. The cable-operating lever is installed to the lower plate. The fitting projection is formed so that the shift lever turns from a driving mode position to a manual shift mode position. A mode switch part(70) is installed to the manual shift mode position of the shift lever. The switch part senses vertical turning operation of the shift lever with a vertical shift signal and sends the sensed turning operation to a TCU(Transmission Control Unit).
Patent KR-20030089094-A (KR)
Title: Method and apparatus for sensing motor error of washing machine
Inventor: RYU JAE CHEOL
IPC: D06F33/02
Filed: 2002-05-16
Abstract: PURPOSE: A wrong operation detecting device of a motor for a washing machine and a method thereof are provided to prevent trouble by detecting the abnormal state of the motor according to the end time of braking of the motor in sensing braking command during washing, and to lengthen the life span by quickly coping with the trouble. CONSTITUTION: A wrong operation detecting device of a motor(400) is composed of a counter(200) counting time by the end of braking in inputting the braking command; a memory storing braking end time; a microcomputer(600) deciding the abnormal state of the motor by detecting the number of the case if the time stored in the memory is over the reference time; and a display unit(500) displaying the wrong operation of the motor according to the control signal from the microcomputer.
Patent KR-20020090151-A (KR)
Inventor: FUJIMOTO AKIRA
IPC: H01L27/12
Filed: 2002-05-23
Abstract: PURPOSE: To support a plate member such as a laminated board, without contacting with its one side in horizontal state, and also efficiently proceeding with the separation. CONSTITUTION: The laminated board 50, which is made by laminating a seed board 100 and a handle board 20, is arranged, with the seed board below, so that separation is made. In the first stage, the center of the bottom of the laminated board 50 is sucked for support with a first board support 101, and the periphery is separated. Then, in the second stage, the periphery and the flank of the laminated board 50 is supported with the second board support 102, and the center is separated.
Patent KR-20030092623-A (KR)
Inventor: LEE CHUN JAE
IPC: B66C1/66
Filed: 2002-05-30
Abstract: PURPOSE: A hook pin is provided to prevent a mold from falling off from a crane during the operation of moving the mold using the crane. CONSTITUTION: A hook pin(50) is composed of a pin body(51), a body head formed at one end of the pin body, first and second pin flanges(53,54) formed at the other end of the pin body, first and second stopper levers(57,58), and an elastic member installed at the first and second stopper levers. The pin body passes holes(11b,11d) of flanges(11) on a mold so as to connect the flanges. The stopper levers are positioned at the space between the pin flanges to protrude outside the pin flange. The stopper levers pivotally move with a pair of hinge members(55,56).
Patent KR-20030019083-A (KR)
Title: Signal receiver apparatus and method for detecting logic state represented by an input signal and semiconductor integrated circuit device having the same
Inventor: NOH GWANG SUK
IPC: H04L25/06
Filed: 2002-06-14
Abstract: PURPOSE: A receiver device and method of detecting a logic state indicated by an input signal and a semiconductor integrated circuit device is provided, which are capable of exactly discriminating or detecting a data value of a received signal regardless of signal attenuation rate and noise. CONSTITUTION: A reference signal generator circuit(20) generates the first and second reference voltages(VREFo,VREFe) based on a previously input signal voltage. A determination circuit(28,30) determines a logic state indicated by a presently input signal based on the reference voltages. The first sampler(12,18) samples an input signal in response to the first clock signal(CLK1) and generates the first input signal voltage. The second sampler(14,16) samples the input signal in response to the second clock signal(CLK2) complementary to the first clock signal and generates the second input signal voltage. The determination circuit comprises the first and second comparators(28,30). The first comparator(28) determines the first logic state to a high state when the first input signal voltage is more than the first reference voltage and the first logic state to a low state when the first input signal voltage is less than the first reference voltage. The second comparator(30) determines the second logic state to a high state when the second input signal voltage is more than the second reference voltage and the second logic state to a low state when the second input signal voltage is less than the second reference voltage.
Patent KR-20020096978-A (KR)
Title: Barium titanate powder, method for manufacturing and evaluating the same, dielectric ceramic, and monolithic ceramic capacitor
Inventor: NAKAMURA YASUNARI
IPC: C04B35/46
Filed: 2002-06-18
Abstract: PURPOSE: To provide a method for manufacturing fine particle barium titanate powder high in tetragonal ratio and less in compositional fluctuation even by using an inexpensively practicable solid reaction method. CONSTITUTION: In the mixing of barium carbonate powder with titanium oxide powder, barium carbonate powder having >=20 m¬2/g specific surface area is used as the barium carbonated to be mixed and titanium oxide powder having the ratio of the specific surface area of the titanium oxide powder to the specific surface area of the barium carbonated powder of >=1 is used as the titanium oxide powder to be mixed. The barium titanate powder is obtained by calcining the powdery mixture.
Patent KR-20030024561-A (KR)
Title: Signal processing circuit and demodulation circuit
Inventor: MASHIMO AKIRA
IPC: G11B20/10
Filed: 2002-06-26
Abstract: PURPOSE: To accurately detect high level/low level intervals of binary input signals by eliminating noise components and to precisely demodulate modulated signals in a signal processing circuit which is used to eliminate noise in binary input signals and a demodulating circuit which is used to demodulate phase modulated signals. CONSTITUTION: When the polarity of binary wobble signals that are binary converted is reversed and a cumulative time of a high level state or a low level state of the signals reaches a prescribed time, it is decided that the binary wobble signals become a high level or a low level. Moreover, when accumulation is started by the reversal of the polarity of the binary wobble signals and a certain time has passed before the cumulative time of the high level state or the low level state of the binary wobble signals reaches the prescribed time, the cumulative time is reset.
Patent KR-20040001337-A (KR)
Title: Method for Providing Multipoint Conference using Push Type
Inventor: HAN SANG GYUN
IPC: G06Q50/30
Filed: 2002-06-27
Abstract: PURPOSE: A method for supplying a multi-point conference using a push method is provided to start a conference promptly without approvals of expectant conference participators when a conference opening request message of a conference manager is transmitted by sensing state variations of the conference participators periodically. CONSTITUTION: A conference supply unit receives log-in requests of terminals of many expectant conference participators as to a conference system(S201), authenticates the conference participators(S203), and receives "compulsory conference approval" request which informs that the conference participators participate in the conference without approvals with respect to a conference opening request of a conference manager from the terminals(S205). An expectant conference participators managing unit senses and manages states of the terminals(S207). If an expectant conference participator transmits a conference opening request, the request is received(S209), and the expectant conference participator becomes a conference manager. The expectant conference participators managing unit transmits a conference opening request message to other terminals, through a push server(S211). At the same time, a conference program is transmitted to other terminals, respectively(S213).
Patent KR-20040001852-A (KR)
Title: Capacitor in ferroelectric semiconductor memory device and Method of fabricating the same
Inventor: KIM NAM GYEONG
IPC: H01L27/105
Filed: 2002-06-29
Abstract: PURPOSE: A capacitor of a ferroelectric memory device and a manufacturing method therefor are provided to improve polarization property and reliability of the ferroelectric capacitor. CONSTITUTION: A lower electrode(19) is formed on a semiconductor substrate(10). A titanium oxy-nitride layer(20) is formed on the lower electrode(19). A ferroelectric film(21) is formed on the titanium oxy-nitride layer. An upper electrode(21) is formed on the ferroelectric film(21). At this time, the ferroelectric film(21) is BLT or BTO. Also, the lower electrode(19) is one selected from group consisting of Pt, Ru, Ir, RuOx, IrOx, TiN, W and WN.
Patent KR-20040001887-A (KR)
Title: Fabricating method of semiconductor device with improved protection of notch of gate electrode
Inventor: JUNG JIN GI
IPC: H01L21/336
Filed: 2002-06-29
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to be capable of preventing notch of a polycide gate electrode. CONSTITUTION: A polysilicon layer(22), a metal silicide layer(23) and a nitride layer are sequentially stacked on a semiconductor substrate(20). A hard mask(24) is formed by etching the nitride layer using a photoresist pattern. After the photoresist pattern is removed , the metal silicide layer and the polysilicon layer are partially etched using the hard mask(24). A notch prevention layer(25) is formed at both sidewalls of the etched structure. The remaining polysilicon layer is selectively etched.
Patent KR-20030044766-A (KR)
Title: Display controller and display device provided therewith
Inventor: OOISHI YOSHIHISA
IPC: G02F1/133
Filed: 2002-07-16
Abstract: PURPOSE: To make it possible to display a favorable moving picture, and also reduce a storage capacity of memory. CONSTITUTION: A data conversion circuit 112 compares external n-th frame display data 102 with (n-1)th frame display data 116 pre-stored in memory 104, and generates a driving data signal 117 to be passed on to a driver. Every time when reading display data q0, q5, q10, q15 corresponding to 20 pixels among the (n-1)th frame display data 116 from the memory 104, a memory control circuit 103 compresses the display data d0-d19 corresponding to 20 pixels among the external n-th frame display data 102, to generate d0, d5, d10, d15, and stores these in the same area as the (n-1)th frame display data q0, q5, q10, q15 were stored.
Patent KR-20040008738-A (KR)
Title: Driving signal generating circuit for sub-word line driver and method for isolating ground noise in semiconductor memory device
Inventor: KANG YEONG GU
IPC: G11C11/407
Filed: 2002-07-19
Abstract: PURPOSE: A sub word line driver driving signal generation circuit and a method for isolating ground noise are provided to prevent ground noise from affecting to an unselected adjacent word line. CONSTITUTION: A circuits(30,31) generates a sub word line driver driving signal in a semiconductor memory device where a plurality of sub word line drivers(10,11) are selected by one normal word line enable signal, and has a structure where two circuits(30,31) are connected to one ground line in common but one of two circuits(30,31) is separated from the above shared ground line in its operation. The circuits(30,31) comprises a noise isolation part in its inside.
Patent KR-20040009485-A (KR)
Title: a placard
Inventor: KIM TAE IL
IPC: G09F15/00
Filed: 2002-07-24
Abstract: PURPOSE: A banner is provided to enhance the purchasing power of a consumer by forming variously dynamic designs on a surface of the banner to identify easily the banner at night. CONSTITUTION: A banner includes raw materials, adhesive paints, and reflective materials. The raw materials are formed with cotton, polyester, and non-woven fabric. The adhesive paints are formed with paints and binders in order to coat various colors on upper surface of the raw materials. The reflective materials are formed with silica stones, metal pearls, and pearls. The adhesive paints and the reflective materials are coated on the upper surfaces of the raw materials. The adhesive paints and phosphorescent paints are coated thereon.
Patent KR-20040012200-A (KR)
Title: Method for fabricating fringe field switching mode liquid crystal display
Inventor: LIM SAM HO
IPC: G02F1/136
Filed: 2002-08-01
Abstract: PURPOSE: A method of fabricating a fringe field switching mode liquid crystal display is provided to prevent light leakage caused by the height of a data line. CONSTITUTION: A counter electrode(22) is formed on a transparent insulating substrate(21). A gate metal layer is deposited on the substrate including the counter electrode and patterned to form a gate line(23) and a common electrode line(24). A gate insulating layer(25), an amorphous silicon layer(26), and a n+ amorphous silicon layer(27) are sequentially formed on the overall surface of the substrate. The n+ amorphous silicon layer and amorphous silicon layer are patterned, to form an active line, a channel of a thin film transistor. A transparent metal layer is formed on the active line, channel and gate insulating layer, and patterned to form a pixel electrode(28) having a slit shape. A passivation layer is formed on the overall surface of the substrate and selectively etched to form the first and second trenches that define source and drain regions and a data line region. A metal layer is formed in the first and second trenches to form source and drain electrodes(30a) and a data line(30b).
Patent KR-20040020377-A (KR)
Title: Method and apparatus for voice broadcasting system using ip networks
Inventor: KIM DO HUN
IPC: H04L12/66
Filed: 2002-08-30
Abstract: PURPOSE: A method and an apparatus for composing a voice broadcasting system using an IP(Internet Protocol) network are provided to offer a clear broadcasting using only the minimum bandwidth without performing an additional correction work in the IP network. CONSTITUTION: A main server selects a broadcasting transmission object(S850). The main server generates a broadcasting preparation request message, and transmits the broadcasting preparation request message to a sub-server selected as the broadcasting transmission object and at least one broadcasting terminal(S855). The main server receives a broadcasting preparation state message corresponding to the broadcasting preparation request message from the sub-server and the broadcasting terminal(S860). The main server analyzes the received broadcasting state message(S865). If the broadcasting preparation is completed(S870), the main server updates broadcasting possible information of a database according to the analyzed result of the broadcasting preparation state message(S875). If the broadcasting preparation is not completed(S870), the main server confirms whether the broadcasting preparation state message is received from the sub-server and the broadcasting terminal(S880). The main server inquires a group corresponding to the broadcasting transmission object to the database(S885). The main server transmits voice data to be bypassed in the sub-server corresponding to the inquired result and be transmitted to the broadcasting terminal(S890). The main server checks whether the broadcasting is ended(S895). The main server transmits a broadcasting stop state message to the sub-server and the broadcasting terminal(S900).
Patent KR-20040021038-A (KR)
Title: Aggregate Heating Structure for Asphalt-Concrete
Inventor: DON IL CHUN
IPC: B28C5/46
Filed: 2002-09-02
Abstract: PURPOSE: An apparatus for heating an aggregate for ascon production is provided to avoid hazardous gases and fine dust generated upon combustion from being generated and exhausted, prevent environmental contamination and reduce noise generation. CONSTITUTION: A drier(50) of an ascon production apparatus receives an ascon aggregate from an aggregate box by using a conveyer feeding apparatus. A gas burner(40) capable of releasing heat from one side of the drier(50) to the inside thereof and heating is provided, and then gas is fed to the gas burner(40) from a storage tank(80) to a gas feeding unit(100) including liquid valves(81), an emergency shutoff valve(83), a vaporizer(70), a pressure controller(85) and a gas main control valve(86) capable of stably controlling a pressure and feed amount by a main ignition nozzle, thereby operating the drier(50) to be heated.
Patent KR-20040021792-A (KR)
Title: Flexible Screw Type Height Control Device
Inventor: CHOI JONG SEOK
IPC: B66F9/00
Filed: 2002-09-04
Abstract: PURPOSE: A flexible screw driving type height control device is provided to simplify the coupling structure of a flexible module having a plurality of sliding member, and to stably obtain maximum stroke. CONSTITUTION: A flexible screw driving type height control device is composed of a hollow housing(50), a servo motor(60) installed in the housing, a driving gear(64) receiving the driving force from the servo motor, a driven gear(74) engaged with the driving gear and having a spiral groove, a flexible screw(90) coupled to the spiral groove and moving up and down, and a plurality of sliding members(81,82,83,84). One end of a first sliding member is located in the housing. A last sliding member is fixed to the flexible screw.
Patent KR-20040022499-A (KR)
Title: System for displaying a plurality of products automatically and sequentially
Inventor: JEONG YEONG SE
IPC: G06F3/14
Filed: 2002-09-09
Abstract: PURPOSE: A system for automatically and sequentially displaying goods is provided to display the goods information for the selected goods or the goods in a selected category through an image or a moving image in order by selecting the goods from a goods list or selecting the desired category. CONSTITUTION: A goods selecting module(330) provides the goods list and receives the goods selection to a wire/wireless terminal client. A time interval setting module(350) sets a time interval for sequentially displaying the goods information of the goods selected by the goods selecting module. A counter module(340) checks the set time interval based on a device time provided from a web server. A goods information display module(360) displays the goods information of the goods selected by the goods selecting module. A slide control module(310) extracts the goods information from a goods information database(400), and sequentially displays the extracted goods information in a cycle of the set time interval.
Patent KR-20020076222-A (KR)
Inventor: KIM BONG SU
IPC: A23G3/02
Filed: 2002-09-13
Abstract: PURPOSE: Provided is striped square shape of snacks and an equipment for manufacturing the same massively in a short time. CONSTITUTION: The equipment for manufacturing striped square shape of snacks comprises the parts of: an extruding device which extrudes a kneading with heating it; a drying device which dries the extruded snacks; a cooling device which cools the dried snacks to room temperature; a gelatin sprayer which sprays gelatin(9) onto the snacks; a sugar coating device which coats the snacks with sugars; and a cutter which cuts the snacks.
Patent KR-20040024156-A (KR)
Title: Single type vacuum chamber system for processing semiconductor wafer
Inventor: AHN DEUK JEON
IPC: H01L21/00
Filed: 2002-09-13
Abstract: PURPOSE: A single-type vacuum chamber system for handling a semiconductor wafer is provided to improve work efficiency and shorten an interval of work time by simplifying a transfer path of a dummy wafer in a wafer pretreatment process performed on the dummy wafer. CONSTITUTION: A load unit loads/unloads the semiconductor wafer. A loadlock chamber unit transfers the semiconductor wafer to a vacuum state. A process module handles the semiconductor wafer transferred from the loadlock chamber unit. An atmospheric transfer module supplies the transfer path of the semiconductor wafer between the load unit and the loadlock chamber unit. A vacuum transfer module supplies the transfer path of the semiconductor wafer between the loadlock chamber unit and the process module. A dummy station loads the dummy wafer to pretreat into the process module through the vacuum transfer module, or unloads the dummy wafer pretreated through the vacuum transfer module from the process module, attached to the vacuum transfer module.
Patent KR-20040025960-A (KR)
Title: Fuel cooler auxiliary device for using condensation water in diesel engine
Inventor: KWON HYEOK YONG
IPC: F01M5/00
Filed: 2002-09-17
Abstract: PURPOSE: A fuel cooler auxiliary device for using condensed water in diesel engine is provided to improve the performance of a fuel cooler by sending cold condensed water to the fuel cooler. CONSTITUTION: An auxiliary device using a condensed water for a fuel cooler of a diesel engine includes a discharge unit(10), a supply unit(20), and a controller(23). The discharge unit discharges condensed water generated in an evaporator of a cooling device from a duct line(8). The supply unit sprays the condensed water discharged out of the duct line to a fuel cooler to decrease the temperature of fuel. The controller drives the supply unit according to the temperature of the fuel.