baber/WOPTO huggingface dataset:
Patent KR-20040004877-A (KR)
Title: Method for forming trench type isolation layer in semiconductor device
Inventor: KIM JIN GWAN
IPC: H01L21/76
Filed: 2002-07-05
Abstract: PURPOSE: A method for forming a trench isolation layer of a semiconductor device is provided to be capable of improving isolation property and leakage current property in spite of reduction of design rule. CONSTITUTION: A silicon oxide layer(11) is formed on a silicon substrate(10). A silicon layer(12) is formed on the silicon oxide layer. A trench mask pattern including a pad oxide layer(13) and a pad nitride layer(14) is formed on the silicon layer. A trench is formed to expose the silicon oxide layer(11) by selectively etching the silicon layer(12). A gap-fill oxide layer(16) is formed on the entire surface of the resultant structure including the trench. The gap-fill oxide layer is planarized.
Patent KR-20040005049-A (KR)
Title: A method of forming a reflection layer pattern and a method of fabricating TFT array panel by using the same
Inventor: CHO HONG JE
IPC: H01L29/786
Filed: 2002-07-08
Abstract: PURPOSE: A method for forming a reflective layer pattern and a method for forming a TFT substrate using the same are provided to simplify a fabrication process by using photosensitive organic metal complexes. CONSTITUTION: An organic metal layer is formed by using photosensitive organic metal complexes. An exposure process for the organic metal layer is performed by using a photo mask. A reflective layer pattern is formed by performing a developing process for the organic metal layer. A heat treatment process for the reflective layer pattern is performed. The heat treatment process is performed under the temperature of 100 to 150 degrees centigrade. The developing process for the organic metal layer is performed by using organic solvent.
Patent KR-20040005090-A (KR)
Title: Apparatus of voice service composite terminal and method for using thereof
Inventor: LEE CHEOL HUI
IPC: H04L12/64
Filed: 2002-07-08
Abstract: PURPOSE: A complex voice service terminal device and a method using the same are provided to compare an integrated voice service with call charges according to call quality, and to enable a user to directly select a service method, thereby implementing user convenience. CONSTITUTION: A converter performs an ADC(Analog to Digital Converter) function or a DAC(Digital to Analog Converter) function. A voice DSP(Digital Signal Processing)(53) processes a voice signal, and stores a processing procedure in accordance with a telephone service mode. A digital tone generator(54) generates a tone, and transmits the tone to a user. A multiplexer(52) outputs data to one of channels received from the voice DSP(53). A processor(55) decides a corresponding mode, and outputs information on the mode to the digital tone generator(54) and the voice DSP(53). A relay switch(58) receives an off-signal from the processor(55), cuts off a local telephone line when a specific digit is pressed, and maintains an on-state when a general local telephone digit is pressed. An ADSL DSP(56) removes line noise and impulse noise. An ADSL AFE(Analog Front End)(57) performs bidirectional duplex communication.
Patent KR-20040007818-A (KR)
Title: Method for controlling DCT computational quantity for encoding motion image and apparatus thereof
Inventor: CHUN GANG UK
IPC: H04N19/625
Filed: 2002-07-11
Abstract: PURPOSE: A method and a device for controlling a DCT operation amount for encoding motion pictures are provided to utilize the operation amount allocated to a decoder at maximum rate and carry out the decoding for input bit streams normally. CONSTITUTION: A device for controlling a DCT operation amount for encoding motion pictures includes an encoder(320), a decoder(340), and a decoder complexity calculating part(342). The decoder complexity calculation part generates decoding complexity information for a previous frame(f(n)) when the decoding of the nth frame is finished. A DCT operation amount control part of the encoder controls the number to carry DCT of a DCT part(322) for a currently encoding frame(f(n+1)) among input image data by DCT skipping. The control of the DCT operation amount control part is carried out on the basis of the decoding complexity information transmitted from the decoder complexity calculation part. If a really consumed operation amount for the previous frame is smaller than an operation amount allocated to the decoder, the DCT skipping is reduced for frames after the current frame, thereby increasing the operation amounts of the encoder and the decoder.
Patent KR-20040006628-A (KR)
Title: System and method of recovering photo resist and it's remaking method using the same
Inventor: CHO CHEOL GYUN
IPC: G02F1/13
Filed: 2002-07-13
Abstract: PURPOSE: An apparatus and a method for recovering photoresist, and a method for reproducing photoresist by using the same are provided to separately recover different photoresist solutions, thereby reusing the photoresist solutions and reducing the cost. CONSTITUTION: A spin cup(16) is provided to recover the residual photoresist after coating a photoresist layer on a substrate(10). A recovering nozzle(20) absorbs a photoresist solution gathered on the edge of the spin cup. A switch divides a path of the residual photoresist solution collected from the recovering nozzle. A temporary storage tank temporarily stores photoresist flowed in to prevent a recovering pipe from being chocked according to selection of the switch. A central process tank collects and processes the thinner in the temporary storage tank. A local processing tank divides the photoresist solution into two or more tanks for storing the photoresist solution according to composition of the photoresist solution.
Patent KR-20040006768-A (KR)
Inventor: NAM YEONG JUN
IPC: G11C29/00
Filed: 2002-07-15
Abstract: PURPOSE: A semiconductor memory device is provided to judge whether a period of an oscillation signal of a self refresh ring oscillator is normal by monitoring an output oscillation signal of the self refresh ring oscillator using a DQ pad using an output buffer. CONSTITUTION: A plurality of tuning signal generation units(10) output a plurality of tuning signals by tuning an address and a test mode enable signal enabled in a special test mode. A decoding unit(20) outputs a plurality of selection signals by decoding the above plurality of tuning signals. A self refresh ring oscillation unit(30) controls a period of a self refresh oscillation signal and then outputs it according to the above plurality of control signals. And an output buffer(40) outputs the self refresh oscillation signal by the above test mode enable signal.
Patent KR-20040008455-A (KR)
Title: Forming method for fuse of semiconductor device
Inventor: KIM DONG HUN
IPC: H01L21/82
Filed: 2002-07-18
Abstract: PURPOSE: A method for forming a fuse of a semiconductor device is provided to be capable of preventing the generation of a crack phenomenon by forming a guard contact plug around a fuse. CONSTITUTION: The first interlayer dielectric(43), the first metal line(45), and the second interlayer dielectric(47) are sequentially formed at the upper portion of a semiconductor substrate(41). A fuse(49) is formed at the predetermined upper portion of the second interlayer dielectric. The third interlayer dielectric(51) is formed on the entire surface of the resultant structure. A plurality of contact holes are formed at the resultant structure by carrying out a photolithography process using a contact mask. At this time, the upper portion of the first metal line and the peripheral portion of the fuse are exposed to outside through the contact hole. A contact plug(54) and a guard contact plug(53) are formed at the inner portions of the contact holes. The second metal line(55) is formed at the upper portion of the resultant structure.
Patent KR-20040012142-A (KR)
Title: Agent for Coating Pernament Lining of Hot Vessel
Inventor: CHO YONG MUN
IPC: C04B14/04
Filed: 2002-08-01
Abstract: PURPOSE: Coating materials for protecting permanent lining of high-temperature vessel like tundish for continuous casting of steel are provided to prevent hydrogen from being flown into molten steel in the vessel by thermal spray application. CONSTITUTION: The coating materials, containing 30-55wt.% of particles less than 75micrometer in size for wet spray application, comprise the constituents of: more than 80wt.% of MgO or forsterite(2MgO·SiO2); 0.1-3.0wt.% of one or more of pulp fibers such as wood powder, expanded inorganic fiber, polypropylene fiber, etc.; 0.1-1.5wt.% of plasticizers based on melamine, naphthalene and lignin; 0.1-3.0wt.% of one or more of hardening regulators based on sulfate and acetate such as magnesium sulfate, sodium sulfate, aluminum acetate, potassium acetate and calcium acetate; 0.5-7.0wt.% of coating reinforcements such as ultrafine SiO2, MgO and clay; 0.1-1.0wt.% of thickeners such as polyvinyl acetate and polyvinyl alcohol; 0.1-2.0wt.% of dispersants such as sodium phosphate, lithium phosphate, calcium phosphate and potassium phosphate; 0.1-2.0wt.% of anti-backflow agents such as potassium silicate and bentonite; and optionally less than 10wt.% of ultrafine Al2O3.
Patent KR-20040013694-A (KR)
Title: Optical waveguide platform and method of manufacturing the same
Inventor: HAN YEONG TAK
IPC: G02B6/12
Filed: 2002-08-08
Abstract: PURPOSE: An optical waveguide platform and a method for manufacturing the same are provided to solve the limitation of substrate directionality due to the anisotropic etching of the substrate by allowing the semiconductor device to mount on the silicon substrate without the fabrication step of the silicon substrate. CONSTITUTION: An optical waveguide platform includes a substrate(301), an optical waveguide, a terrace(308), a metal and solder(309,310) and an optical device(311). The optical waveguide is provided with a bottom clad layer(302) formed on a portion of the substrate(301), a central core layer(303) and a top clad layer(304) patterned thereon the waveguide. The terrace(308) is formed another portion of the substrate(301) by patterning the bottom clad layer(302). The metal and solder(309,310) are formed on the top of the terrace(308) and the optical device(311) is mounted on the top of the terrace(308).
Patent KR-20040015914-A (KR)
Title: Telephone conversation apparatus and method by bluetooth
Inventor: KIM HYEONG GYU
IPC: H04B7/00
Filed: 2002-08-14
Abstract: PURPOSE: A call system using Bluetooth modules and a method therefor are provided to install a Bluetooth module in a wire/wireless phone by using a PSTN and embed a Bluetooth module and a voice dialing function in a plurality of wireless headsets so as to execute communication with the wire/wireless phone in order to achieve the telephone call between the wireless headsets and the third person through the wire/wireless phone. CONSTITUTION: The first telephone terminal(10) is connected with the second telephone terminal(30), a wire/wireless phone, through a PSTN(20). The second telephone terminal(30) executes two-way wireless communication with a plurality of wireless headsets(40a-40n) in a Bluetooth method. The second telephone terminal(30) contains a terminal circuit part, a Bluetooth module, a key input part, a matching table storage part, and an automatic response message transmitting part. The terminal circuit part enables a telephone call with the first telephone terminal(10) through the PSTN. The Bluetooth module transmits telephone conversation contents, received from the first telephone terminal(10), to the wireless headsets(40a-40n) by wireless. Also the Bluetooth module receives telephone conversation contents from the wireless headset(40a-40n) by wireless and transmits the contents to the first telephone terminal(10) through the terminal circuit part. The key input part inputs matching information to identify a called subscriber to the terminal circuit part. The matching table storage part stores the matching information inputted from the key input part. The automatic response message transmitting part transmits an automatic response message according to the control of the terminal circuit part.
Patent KR-20030019874-A (KR)
Inventor: KITAZIMA MASAAKI
IPC: G02F1/1345
Filed: 2002-08-19
Abstract: PURPOSE: To provide a liquid crystal display device capable of preventing the malfunction of a driving circuit and also capable of making a picture frame smaller and moreover in which an EMI (electromagnetic interference) measure can be sufficiently taken. CONSTITUTION: This display device is provided with a driving circuit which is mounted in an area being in the outside of the liquid crystal display part of one substrate of substrates disposed to face oppositely with liquid crystal while by being connected with the signal lines formed in the inside of the liquid crystal display part and, moreover, capacitors are formed in the mounting area of the driving circuit of the one substrate.
Patent KR-20030017413-A (KR)
Title: Method and apparatus for improved spatial and temporal resolution in ultrasound imaging
Inventor: BJAERUM STEINAR
IPC: G01S15/89
Filed: 2002-08-23
Abstract: PURPOSE: A method for acquiring diagnostic ultrasound images and a method for acquiring ultrasound images of an area of interest are provided to improve spatial and temporal resolution in the ultrasound image and simultaneously acquire two ultrasound images. CONSTITUTION: A method for acquiring diagnostic ultrasound images comprises a step of transmitting a first set of ultrasound pulses at a first frame rate in accordance with a first mode of operation, a step of receiving echoes from the first set of ultrasound pulses, a step of transmitting a second set of ultrasound pulses at a second frame rate in accordance with a second mode of operation, the first frame rate differing from the second frame rate, a step of receiving echoes from the second set of ultrasound pulses, and a step of displaying a single image representative of echoes received from both of the first and second sets of ultrasound pulses. A method for acquiring ultrasound images of an area of interest comprises a step of transmitting a set of Doppler pulses in accordance with a Doppler mode of operation, a step of receiving Doppler echoes from the set of Doppler pulses, a step of after receiving the Doppler echoes, a step of transmitting a set of non-Doppler pulses in accordance with another mode of operation differing from the Doppler mode of operation, wherein the set of non-Doppler pulses corresponds to a sub-region of a displayed image, a step of receiving non-Doppler echoes from the set of non-Doppler pulses and a step of displaying images based on the Doppler and non-Doppler echoes from the Doppler and non-Doppler pulses.
Patent KR-20040022532-A (KR)
Title: Remote plasma atomic layer chemical vapor deposition apparatus and method
Inventor: JUN HYEONG TAK
IPC: H01L21/20
Filed: 2002-09-09
Abstract: PURPOSE: An apparatus for depositing a remote plasma atomic layer is provided to improve uniformity in forming a thin film by making a ring-type gas supply unit dispose a plurality of gas supply units on the same plane. CONSTITUTION: A reaction chamber(10) has an inner space. A substrate for forming a thin film is placed on a substrate support unit(14) disposed in a side of the inner space of the reaction chamber. A remote plasma generation unit supplies plasma to the inner space of the reaction chamber, installed outside the reaction chamber. At least one ring-type source supply unit supplies source for forming the thin film to the inner space of the reaction chamber.
Patent KR-20040022664-A (KR)
Title: System and method for managing a rich soil
Inventor: KONG HWI SIK
IPC: G06Q50/02
Filed: 2002-09-09
Abstract: PURPOSE: A system and a method for managing soil are provided to keep the soil in an optimal state for crop growth without an operation program or the specialized knowledge for a computer by making a CPU control automatic device depending on an Internet state of the soil. CONSTITUTION: A memory(160) stores the standard data and a program needed for soil management. A sensor group(180) generates the state information of the soil by fixing into the soil. The CPU(150) receives the state information generated from the sensor group, compares the state information with the standard data, and makes a proper instruction depending on a result. The automatic devices(200) restore the soil state to a normal state by the instruction of the CPU. Communication terminals(110,120) receive the information for the abnormal state through the wire/wireless network(130) and accumulate the information.
Patent KR-20040023028-A (KR)
Title: movable vent grill frame for an automobile
Inventor: CHO SUNG HO
IPC: B60H1/34
Filed: 2002-09-10
Abstract: PURPOSE: A vent for an automobile with a movable vent grill frame is provided to allow easy cleaning of an inside of a vent main body to which the vent grill frame is installed by allowing the vent grill frame to be horizontally moved by a motor rotatable in clockwise/counterclockwise direction without being completely separated from the vent main body. CONSTITUTION: A vent grill frame(1) comprises a grill(11) changing direction in which wind is blown into an indoor space in a vehicle; a grill frame(10) having the grill installed on a front end of an opening thereof to allow the grill to change the direction in which wind is blown; and a receiving part(12) integrally formed on a rear part of the grill frame. The vent grill frame has rack gears(14) installed on both sides of a lower side thereof to be moved back and forth by a driving unit so as to be pulled out of or returned into a vent main body(2). Guiders(15) are installed on outside of both walls of the receiving part to slide along guide rails(20) installed on an inner wall of the vent main body. A vent hole(18) is formed on a rear wall(17) of the receiving part to allow wind generated by an air conditioner to be blown toward the grill.
Patent KR-20040025098-A (KR)
Title: Adaptive Service System and Method for Providing Broadcasting Program Using Scene Description Language and Metadata
Inventor: KANG GYEONG OK
IPC: H04N21/45
Filed: 2002-09-18
Abstract: PURPOSE: A device for adaptively supplying a broadcasting program by using a scene description language and meta-data and a service method thereof are provided to process high-quality broadcasting programs according to terminal performance and contents preference of users for many broadcasting terminals, thereby supplying custommade programs. CONSTITUTION: A broadcasting receiving device(10) consists of a broadcasting signal receiver(11), a user preference manager(12), a contents and meta-data storage(13), and a custommade program supplier(14). A user terminal device(20) consists of a broadcasting reception device remote controller(21) and a custommade program reproducer(22). The broadcasting signal receiver(11) demodulates/decodes a digital broadcasting signal, and stores the digital broadcasting signal in the contents and meta-data storage(13). The user preference manager(12) inputs a control signal for the broadcasting receiving device(10) from the user terminal device(20), extracts user preference meta-data, and stores usage history of a user with the user preference meta-data in the contents and meta-data storage(13). The custommade program supplier(14) transmits a contents resource related to scene description meta-data to the user terminal device(20).
Patent KR-20020083975-A (KR)
Inventor: LEE TAE HEE
Filed: 2002-09-19
Abstract: PURPOSE: A method for transmitting an e-mail message by using a telephone number is provided to transmit an e-mail message to an e-mail address sought based on the telephone number of a receiver. CONSTITUTION: A user requests the transmission of a web page for writing an e-mail message by connecting to the web server(S31). The user writes an e-mail on the web page, fills in the telephone number of the receiver instead of an e-mail address of the receiver, and inputs the e-mail to the web server(S32). The web server requests a server computer to search the e-mail address of the owner of the telephone number(S33). The server computer searches the e-mail address from many web servers, fetches the e-mail address from a member database, and transmits the correct e-mail address to the web server(S34). The e-mail address is inputted via an input button. The web server transmits the e-mail message to the inputted e-mail address(S35).
Patent KR-20040029648-A (KR)
Title: Set top box having tv plaza function and method for applying tv plaza function to the set top box
Inventor: JI SEUNG RIM
IPC: H04N5/44
Filed: 2002-10-01
Abstract: PURPOSE: A set top box having a TV plaza function is provided to add a TV plaza function capable of supplying data accumulation, data correction, data navigation, and data communication services, thereby quickly accessing information. CONSTITUTION: A signal input interface(100) receives an information signal for TV plaza and a broadcasting signal. A demultiplexer(200) classifies the broadcasting signal and the information signal for TV plaza. A signal output interface(300) decodes the broadcasting signal or the information signal for TV plaza, and transmits the broadcasting signal or the information signal for TV plaza to a user TV. A microprocessor(400) controls a system. A storage device for TV plaza(500) stores the information signal for TV plaza. The information signal for TV plaza is stored in the storage device for TV plaza(500) via the signal input interface(100) and the demultiplexer(200), is transmitted to the user TV via the demultiplexer(200) and the signal output interface(300) under control of the microprocessor(400), and is displayed.
Patent KR-20040033792-A (KR)
Title: Baffle plate apparatus for fuel tank
Inventor: LEE DONG GEUN
IPC: B60K15/077
Filed: 2002-10-16
Abstract: PURPOSE: Baffle plate structure of a fuel tank is provided to reduce shake of fuel in the fuel tank by differently positioning a baffle in the fuel tank according to the rapid accelerating and decelerating conditions while the vehicle runs. CONSTITUTION: Baffle plate structure of a fuel tank(20) comprises the fuel tank for storing fuel; guides(22) vertically formed in the fuel tank; a baffle plate(30) forming guide holes(32) in the middle of the baffle plate, to vertically move along the guides according to the flux of fuel; a speed sensor(42) measuring a change in the traveling speed of a vehicle; an ECU(Electronic Control Unit,40) analyzing the traveling speed measured from the speed sensor and deciding the vehicle is traveling under rapid acceleration and deceleration conditions; and an electromagnet coil(24) disposed on the outer periphery of the guides, to make the baffle plate fixed by magnetic force if the vehicle is under rapid acceleration and deceleration conditions.
Patent KR-20040033869-A (KR)
Title: Electronic oven type cooker, and process method of cooker
Inventor: CHOI BONG JA
IPC: A47J36/02
Filed: 2002-10-16
Abstract: PURPOSE: A microwave vessels coated with exothermic materials generating heat due to emission of microwaves are provided. Accordingly, the exothermic vessels save cooking time and the amount of electricity used greatly. CONSTITUTION: The lidded vessels for microwave cooking are produced by the following steps of: forming petalite having thermal shock resistibility at 200deg.C or more, into a vessel(10) and a lid(20) shape according to the conventional process of pottery; thermal treating at 800-1000deg.C; sintering vessels or glazed vessels at 1230-1270deg.C, desirably 1250deg.C; spraying liquefied tin on the vessel except a knob(30) after heating vessels at 500-1000deg.C for coating vessels with exothermic materials; applying heat resistant paint or ceramic paint to a SnO2 film(40) formed on the vessels for protecting the film. The vessels such as rice pot and oven having coating film on their sides and bottoms generate heat between 100-500deg.C by microwave.