baber/WOPTO huggingface dataset:
Patent KR-20020005056-A (KR)
Title: Method for making bottle-shaped deep trenches for use in semiconductor devices
Inventor: LEE REI
IPC: H01L21/76
Filed: 2000-06-22
Abstract: PURPOSE: A method for fabricating a deep trench in a semiconductor substrate is provided to remarkably increase the lower width of the deep trench without forming a polymer in a plasma chamber, by increasing the flow rate of plasma gas while chlorine gas is added to etching plasma gas composition at a predetermined flow rate after the outline of a neck is formed. CONSTITUTION: A pad stack-type layer(15) is formed on the substrate(10). A penetration hole is formed in the pad stack-type layer by using a photolithography process. The second plasma etching process in which the second etching composition is used at the second predetermined set of flow rate is performed to form an upper trench section in the substrate. The third plasma etching process in which the third etching composition including Cl2 is used at the third predetermined set of flow rate is performed to form a trench section having an enlarged width in the substrate under the trench section.
Patent KR-20020004371-A (KR)
Title: A millage usage method
Inventor: HUR DOE SEOK
Filed: 2000-07-05
Abstract: PURPOSE: A method for utilizing mileage is provided to integrate mileage and contribute the integrated mileage to unfortunate neighbors or public corporations, by creating a community for integrating mileage in a site of a mileage administrator, and integrating mileage of the individual members. CONSTITUTION: An individual owning mileage of a special site becomes an individual member or group member of the special site(s100). The individual member creates a community for integrating mileage in the site(s200). Then, the individual member integrates mileage of the community members, and contributes the integrated mileage to a special individual or public corporation(s300). In addition, the individual member notifies free gifts equivalent to the mileage of the members, respectively(s400). Here, the mileage can be used for personal or group uses, which can be decided by the whole members. On the other hand, the integrated mileage of the members can be provided to one member. For instance, a radio mobile terminal subscriber provides his/her accumulated mileage points to another member through a home page of a mileage administrator. In addition, the whole members of the community can receive the integrated mileage in turn.
Patent KR-20010049804-A (KR)
Inventor: OSHIRO SEIRI
IPC: A23L1/30
Filed: 2000-07-18
Abstract: PURPOSE: A process of preparing a curcuma-containing edible oil and fat by eluting an oil-soluble component such as curcumin in curcuma and essential oil into edible oil is provided. Whereby, the edibile oil obtained has removed nasty smell and bitterness peculiar to curcuma. CONSTITUTION: The curcuma-containing edible oil and fat is obtained by eluting an oil-soluble curcumin in curcuma and essential oil selectively into edible oil and radiating far-infra red rays in a state where curcuma is soaked into edible oil to be easily absorbable into the intestines. A kind or plural kinds of herbal medicine except for curcuma can be also soaked into the curcuma-containing edible oil. The curcuma is one or a plurality of mixtures selected from Curcuma longa, Curcuma aromatica and Curcuma zedoaria.
Patent KR-20020008873-A (KR)
Title: Fabricating method of semiconductor device
Inventor: SEO DAE WON
IPC: H01L21/304
Filed: 2000-07-20
Abstract: PURPOSE: A fabrication method of semiconductor devices is provided to prevent a local short of plugs and to effectively remove residues of polysilicon by preventing losses of cap portions of a first gate using an excessive CMP(Chemical Mechanical Polishing) of a first interlayer dielectric. CONSTITUTION: A plurality of first gates(12A-12F) are formed on a silicon substrate(11) spaced apart from each other. A plurality of spacers(13) are formed at both sidewalls of the first gates(12A-12F). A polysilicon plug(14) is formed between the first gates(12A-12D) of a cell region. After planarizing the polysilicon plug(14), the polysilicon formed at a peripheral region is then selectively etched. After forming a first interlayer dielectric(15) on entire surface of the resultant structure, a CMP is excessively performed in order to expose the surfaces of the first gates(12A-12F). At this time, residues of the polysilicon existed on the first gate(12E) are simultaneously removed. Then, a second interlayer dielectric(16) is formed on the resultant structure.
Patent KR-20020009647-A (KR)
Inventor: OH SEOK SU
IPC: G07B13/00
Filed: 2000-07-26
Abstract: PURPOSE: A video camera system of a taxi meter is provided to manage the service quality of a driver and the transit fare of a taxi, and to protect the driver from a passenger. CONSTITUTION: In the taxi meter(10) having switches, each for getting in and a getting off to calculate the transit fare from a departure to destination, the taxi meter comprises a camera for filming the features of a driver and a passenger from a point of time that the switch for getting in is turned on until the switch for getting off is turned on; a microphone for recording conversation between the driver and the passenger; a video/audio controller(13); and a recording media for saving images and audio signals from the controller.
Patent KR-20020012807-A (KR)
Inventor: KIM HYO KWAN
IPC: G01C3/00
Filed: 2000-08-08
Abstract: PURPOSE: A simple method and apparatus for measuring distance is provided to minimize a distance measurement error by measuring the distance in an accurate and rapid manner through the use of a sensor. CONSTITUTION: An apparatus comprises a rod(1) having a light ray sensor(12), and a remote controller(2) having a light ray sensor(120) for reflecting the light ray. The remote controller includes a remote controller panel(110), the light ray sensor, a distance measuring unit(130) and a remote controller operating unit(140). The rod includes a magnetic unit(13) for attaching the rod to a wall, and a sharp edge(14) for fixing the rod into a floor or bottom of the object. The magnetic unit and sharp edge are attached to a rod fixing plate(11). The rod and remote controller are made up of an FRP material having a superior strength and high warp resistance. The distance between two objects is measured and calculated by the speed of the light being reflected, wherein the speed is detected by the light ray sensors of the rod and remote controller.
Patent KR-20020017461-A (KR)
Title: The on-line directions system of an air-conditioner and the method
Inventor: LIM SEONG YEOP
IPC: F24F11/00
Filed: 2000-08-30
Abstract: PURPOSE: An on-line instruction system of air conditioner and control method of the same are provided to give a user instructions on a function the user chooses on-line even during the operation of the air conditioner. CONSTITUTION: An on-line instruction system includes a service providing part(10); a communication connecting device(20); a communication control device(30); an input device(40); an output device(50); and an air conditioner control device(60). The service providing part provides control data on using and diagnosis of an air conditioner(A) and instruction data on various functions. The communication control device controls communication between the service providing part and the air conditioner to receive control data and instruction data through the communication connecting device to apply to the air conditioner to output. The output device indicates various instruction data provided by the service providing part or operational condition of the air condition according to orders on specific items selected by the input device. The air conditioner control device receives instruction data on functions through the communication control device to output recognizably to a user and controls the air conditioner.
Patent KR-20020021307-A (KR)
Title: Method for a realtime selling signal management using an investment tournament by a several item.
Inventor: KIM YOU SIN
Filed: 2000-09-14
Abstract: PURPOSE: A method for supplying a real time trading signal according to items through an investment meeting according to individual items is provided to enable general investors to analyze investment information and a proper trading moment with respect to individual items easily and objectively and to catch an accurate trading moment through an investment meeting according to individual items. CONSTITUTION: If an investment meeting participator selects a concerned item and enters in the meeting(210), the participator performs an account registration and opens a stock account with respect to an item using an amount of money allocated to the item as a capital of an investment(220). The participator may order for a buying/selling process with respect to only stocks of the item using the capital during the meeting term(230). If a contract and a payment are performed in accordance with a buying/selling transaction principle(240), transaction details are reflected to a stock transaction. In a result of a stock transaction during a predetermined game period, an order is set in the order of high earning rate, and a variation of positions of each buying/selling order of the 'n' number of earning rate higher-ranked persons is displayed through a screen in real time with the 'n' number of earning rate higher-ranked persons list(250). With respect to various kinds of trading positions of the 'n' number of higher-ranked persons, whenever trading positions and earning rates of the 'n' number of higher-ranked persons are changed, one synthetic trading signal for making the corresponding stock be bought or sold is generated in accordance with a fixed unit of a synthetic trading signal program, and the signal is displayed through a screen(260).
Patent KR-20020028371-A (KR)
Title: Actuator for gas-spray
Inventor: CHUN DONG PIL
IPC: F02M57/02
Filed: 2000-10-09
Abstract: PURPOSE: An actuator for injecting gas is provided to improve efficiency of an engine by controlling mixing ratio and to remove back fire by separately injecting gas and air. CONSTITUTION: A gas injecting actuator comprises a body(11) having a cylinder shape; a nipple(20) removably combined to an inner portion of the body; a core(50) combined to the other side portion of the body; a side hole(51) communicating with the nipple by being mounted on the core; a plunger(30) controlling gas or air injected to the core from the nipple; a case(60) supporting the body and the plunger by being combined to a circumference of the body; a plate(62) isolating a coil by being arranged between the body and the case; and plural O rings(71,72) installed on a lower portion of the case and an upper portion of the nipple. Thereby, the gas injecting actuator removes back fire by separately injecting gas and air.
Patent KR-20010067310-A (KR)
Title: Process for producing vitamin a aldehyde and intermediate for producing the same
Inventor: KONYA NAOTO
IPC: C07C403/14
Filed: 2000-10-10
Abstract: PURPOSE: To provide a method for producing a vitamin A aldehyde and to obtain an intermediate. CONSTITUTION: This method for producing a vitamin A aldehyde of general formula (2) (Ar is an aryl group which may contain a substituent) comprises reacting an aldehyde derivative of general formula (1) with a base.
Patent KR-20010051050-A (KR)
Inventor: OZAWA TOKURO
IPC: H01L29/786
Filed: 2000-10-16
Abstract: PURPOSE: To provide an electrooptical device which is capable of supplying voltages corresponding to an analog picture signal to pixels with high accuracy without being affected by switching noise and leakage and also which is capable of performing a high-speed sampling of the analog picture signal. CONSTITUTION: After the analog picture signal Sig A is held in a capacitance C-j, the signal is converted into a digital signal by an A/D converter 16-j in a time shorter than a horizontal scanning period and is held in a latch 17-j. Then, when an analog picture signal is applied to a data line 12-j, the transfer of a digital signal from the latch 17-j to a latch 18-j and a D/A conversion by a D/A converter 19-j are performed.
Patent KR-20020036330-A (KR)
Title: Body mounting of a frame type of car
Inventor: LEE JEON YONG
IPC: B62D24/02
Filed: 2000-11-09
Abstract: PURPOSE: Vehicle body mounting of a frame type vehicle is provided to maintain silence of the indoor of a vehicle and to increase the absorption effect of road surface vibration by easily changing the mounting rubber. CONSTITUTION: A stud bolt(1) extending from the lower part of a vehicle body is installed to the floor(6) of the vehicle body. A first mounting rubber(3), a frame, and a second mounting rubber(4) are installed in order to the stud bolt. A nut(5) is coupled to the screw part of the stud bolt protruded from the second mounting rubber. The stud bolt is passed through a hole formed to the floor of the vehicle body and extended down and the stud bolt has a plate type head(2) to be caught on the hole of the floor of the vehicle body. The mounting rubbers have a forced spacer(8) of a cylinder type and the spacer has shorter length than the height of the mounting rubbers. The head of the stud bolt had frictional coupling to the floor of the vehicle body to prevent idle in coupling the nut. Therefore changing the mounting rubber is easily performed.
Patent KR-20010091874-A (KR)
Title: Semiconductor device and method of manufacturing the same
Inventor: KURAMAE MASAKI
IPC: H01L21/20
Filed: 2000-11-29
Abstract: PURPOSE: A method for fabricating a semiconductor device is provided to form hemispherical grain(HSG) silicon on the uppermost surface of an amorphous silicon layer of a cylindrical type, by implanting high density impurities into the uppermost surface of the amorphous silicon layer before the HSG silicon is formed on the amorphous silicon of a cylindrical or pillar type. CONSTITUTION: An undoped amorphous silicon layer or the amorphous silicon layer of low impurity density is formed on the first insulation layer, having a protrusion type. Impurities are selectively implanted into the uppermost surface of the amorphous silicon layer to make the upper most part of the amorphous silicon layer a high density impurity region. After the amorphous silicon layer is exposed to chemical gas, the amorphous silicon layer is annealed in a reduced pressure atmosphere. The HSG silicon of the first density is formed on the uppermost surface of the amorphous silicon layer and the HSG silicon of the second density is formed on the side surface of the amorphous silicon layer. Impurities are implanted into the HSG silicon and the amorphous silicon layer.
Patent KR-20020042901-A (KR)
Title: method for re-transferring a call in electronic switching system
Inventor: NOH JUN SEOK
IPC: H04M3/424
Filed: 2000-12-01
Abstract: PURPOSE: A call re-transmission method in a full electronic switching system is provided to automatically recover a call by re-transmitting a call connection signal in case that the connection of a call fails, in a switching system that forms a call in a softPVC(Permanent Virtual Connection)/PVC method. CONSTITUTION: A switching system using a softPVC/PVC method judges whether a softPVC/PVC call setup command is inputted from an EMS(S1,S2). If the softPVC/PVC call setup command is inputted from the EMS, the switching system makes out a re-transmission list for each relevant call and links these lists one another(S3). Then the switching system judges whether the retryCount value of the present re-transmission list is 0 for a preset specific period(S4). In case that the retryCount value of the present re-transmission list is 0 for the preset specific period, the switching system terminates the connection of a relevant call(S5). However, in case that the retryCount value of the present re-transmission list is not 0 for the preset specific period, the switching system decreases the retryCount value of the present re-transmission list by 1 and retransmits the call connection signal(S6). Then the switching system judges again whether the retryCount value of the present re-transmission list is 0 for the preset specific period(S4).
Patent KR-20020045016-A (KR)
Title: ESD protection circuit using metal coupling capacitor
Inventor: JANG HUN
IPC: H01L27/04
Filed: 2000-12-07
Abstract: PURPOSE: An ESD(Electro-Static Discharge) protection circuit is provided to decrease a triggering voltage of an LVT SCR(Low Voltage Triggering Silicon Controlled Rectifier) circuit by using a metal coupling capacitor. CONSTITUTION: An ESD protection circuit comprises a first and a second n-type well regions(52,53) separated each other in a substrate(51), a first and a second n+ dopant regions(54,55) used as source/drain of a first transistor(TR1), a first p+ dopant region(56) connected with the first n+ dopant region(54) through a ground port(Vss), and a second p+ dopant region(57) connected to a pad(PAD) and formed in the first n-type well region(52). The ESD protection circuit further includes first metal lines respectively connected with gates of the first transistor(TR1) and a second transistor(TR2) and used as resistors(R1,R2), and second metal lines for forming capacitors(C1,C2).
Patent KR-20020046577-A (KR)
Title: method for manufacturing Steel plate to be precipitating TiN and ZrN by nitriding treatment for welded structures
Inventor: CHOI HAE CHANG
IPC: C23C8/24
Filed: 2000-12-15
Abstract: PURPOSE: A method of manufacturing high strength steel plate having TiN and ZrN precipitates by nitriding treatment for welded structures is provided to minimize toughness difference between base metal and weld heat affected zone by diffusing TiN and ZrN in steel homogeneously. CONSTITUTION: The method for manufacturing the steel plate for welded structure comprises the processes of casting a steel slab comprising 0.03 to 0.17 wt.% of C, 0.01 to 0.5 wt.% of Si, 0.4 to 2.0 wt.% of Mn, 0.005 to 0.2 wt.% of Ti, 0.0005 to 0.1 wt.% of Al, 0.001 to 0.03 wt.% of Zr, 0.008 to 0.030 wt.% of N, 0.0003 to 0.01 wt.% of B, 0.001 to 0.2 wt.% of W, 0.03 wt.% or less of P, 0.003 to 0.05 wt.% of S, 0.01 wt.% or less of O, a balance of Fe and other inevitable impurities; nitriding the steel slab in the temperature range of 1100 to 1250°C for 60-180 minutes so that N content in the steel slab satisfies 1.2<=Ti/N<=2.5, 0.3<=Zr/N<=2.0, 10<=N/B<=40, 2.5<=Al/N<=7, 6.8<=(Ti+Zr+2Al+4B)/N<=17 within the nitrogen content range of 0.008 to 0.03%; hot rolling the heated steel slab at a reduction ratio of higher than 40% over austenite recrystallization zone; and cooling the hot rolled steel sheet to a ferrite transformation finish temperature±10°C at a cooling rate of higher than 1°C/min.
Patent KR-20010062478-A (KR)
Inventor: DAUPHANT CLAUDE
IPC: A61P11/00
Filed: 2000-12-15
Abstract: PURPOSE: Provided is a matrix tablet for prolonged release of trimetazidine after oral administration. When it is administered two times per day, the plasma peak level reaches 90 μg/l, and 24 hours after, it excesses 40 μg/l. Therefore, it is possible to maintain high plasma peak level. CONSTITUTION: The matrix tablet for prolonged release of trimetazidine or one of its additive salts to a pharmaceutically acceptable acid after oral administration, is characterized in that the prolonged release is controlled by the use of a polymer derived from cellulose.
Patent KR-20020049793-A (KR)
Title: Method of producing thermoelectrically transformed materials by the melt spinning and the hot forming process
Inventor: CHUN BYUNG SUN
IPC: B22F9/00
Filed: 2000-12-20
Abstract: PURPOSE: Provided is a method for producing Bi2Te3 thermoelectric semiconductor materials by using a melt spinning and hot forming method, thereby producing the thermoelectric semiconductor materials having high mechanical strength and improved thermoelectricity. CONSTITUTION: Bi2Te3 thermoelectric semiconductor materials are manufactured by the steps of: melting n type Bi2Se3 added Bi2Te3 alloy and p typed Bi2Te3 added Sb2Te3 alloy in a furnace under vacuum, or argon or nitrogen atmosphere, and subjecting the melted alloys to a melt spinning as a rapid coagulation method to produce a thermoelectric semiconductor material powder; reducing the produced thermoelectric semiconductor material powder; cool forming the reduced powder and removing gas from the reduced powder; and hot forming the cool forming thermoelectric semiconductor material powder.
Patent KR-20020053940-A (KR)
Title: Polisher for wafer edge polishing
Inventor: HUH SEOK
IPC: H01L21/304
Filed: 2000-12-26
Abstract: PURPOSE: An apparatus for polishing the edge of a wafer is provided to guarantee reliability of a shallow trench isolation(STI) process and a device, by preventing a nitride layer and an insulation layer formed in the edge of the wafer from being left in the STI process and by eliminating a contamination source. CONSTITUTION: An actuator(11) is a driving member. A polishing pad(12) rotates, driven out from the actuator to move back and forth. Polishing cloth(13) comes in contact with the edge of the wafer, attached to the end of the polishing pad. A slurry delivery(14) delivers slurry to the edge of the wafer by controlling the actuator.
Patent KR-20020053229-A (KR)
Title: Apparatus and method for compensating ofdm spectrum distortion in ofdm communication system
Inventor: CHO HYEONG WON
IPC: H04L27/26
Filed: 2000-12-27
Abstract: PURPOSE: An apparatus for compensating for a distortion of an OFDM spectrum and a method thereof are provided to remove a distortion component of the OFDM spectrum in an orthogonal frequency division multiple communication system. CONSTITUTION: A pattern generator(201) generates a specific pattern to obtain a distortion coefficient by an analog element in a system. A shaper(202) multiplies the specific pattern by a stored distortion compensation coefficient to compensate for a distortion generated in a transmission signal. An OFDM modulator(203) reverse-high-Fourier transforms the distortion compensated signal. A DAC and LPF(204) converts and filters an output of the OFDM modulator(203) into an analog signal and outputs a base band signal. An IF/RF converter(205) converts an output of the DAC and LPF(204) into an intermediate frequency. A switch(206) switches an output of the IF/RF converter(205) to an RF/IF converter(207). The RF/IF converter(207) reduces a frequency of a radio frequency signal. An ADC and LPF(208) filters a signal from the RF/IF converter(207) and outputs an OFDM signal. An OFMD demodulator(209) demodulates the OFDM signal from the ADC and LPF(208).
Patent KR-20020054259-A (KR)
Inventor: CHOI SEONG MUN
IPC: E01D19/10
Filed: 2000-12-27
Abstract: PURPOSE: A bridge inspection device is provided to be installed conveniently, rapidly and firmly and to reduce the period of installation, the required installation materials and the working force. CONSTITUTION: In a bridge where many piers(10) provided with a shoe(11) are installed regularly, the bridge inspection device comprises: rails(20) installed parallel to connect the piers(10); an inspection box post(31) of a movable inspection box(30), where an operator boards, located inward through a rail hole of the rail(20); and a roller installed axially to move the movable inspection box(30) along the rail(20).
Patent KR-20020056401-A (KR)
Title: a fin-tube type evaporator
Inventor: JANG DONG YEON
IPC: F28F1/00
Filed: 2000-12-29
Abstract: PURPOSE: A fin-tube type heat exchanger is provided to improve heat transfer performance and to efficiently discharge condensed water. CONSTITUTION: A heat exchanger includes a plurality of platy fins having holes(3) formed thereon and arranged at regular intervals, granular parts vertically and lengthily formed between the holes and having both ends differently sloping and a plurality of slits(6) having both sides cut protrusively formed thereon in same direction and at same heights forming slit groups(5) formed by the slits of same numbers arranged between the holes and layered on each other; and tubes passing the holes formed on the fins to comply to the tubes and contact with the fins so that refrigerant flowing therein exchanges heat with the fins.