baber/WOPTO huggingface dataset:
Patent KR-20020096469-A (KR)
Title: method for fabricating control gate of flash memory device
Inventor: KIL SO HAK
IPC: H01L21/8247
Filed: 2001-06-20
Abstract: PURPOSE: A control gate formation method of a flash memory device is provided to simplify manufacturing processes. CONSTITUTION: A first conductive layer(204), an insulating layer(206) and a second conductive layer are sequentially formed on a semiconductor substrate(200) having a gate oxide layer(202). A third conductive layer and a second insulating layer are sequentially formed on the second conductive layer. A photoresist pattern(220) is formed on the second insulating layer. The second insulating layer is firstly etched by using the photoresist pattern(220) as a mask under C2F6 atmosphere. The third conductive layer is then etched by using mixed gases of Cl2, O2 and SF6. Then, the second conductive layer is etched by using the photoresist pattern(220) as a mask under Cl2 and O2 atmosphere, thereby forming a control gate(216).
Patent KR-20020097462-A (KR)
Title: A heat exchanger
Inventor: OH SE GI
IPC: F28D1/04
Filed: 2001-06-21
Abstract: PURPOSE: A heat exchanger is provided, in which feed line for feeding refrigerant into the refrigerant feeder header has an improved structure, to thereby achieve improved heat exchange efficiency. CONSTITUTION: A heat exchanger comprises a plurality of refrigerant pipes(56) arranged in parallel with each other in a vertical direction so as to form a channel for circulation and heat exchange of refrigerant; a refrigerant feeder header(52) disposed beneath the refrigerant pipes, which has a refrigerant feed line(62) connected to an end of the refrigerant feeder header; a refrigerant discharge header(54) disposed on the refrigerant pipes, which has a refrigerant discharge pipe(64) connected to an end of the refrigerant discharge header so as to discharge refrigerant after heat exchange; and a distribution pipe(70) installed in the refrigerant feeder header. An end of the refrigerant feed line is extended and inserted into the refrigerant feeder header, and the distribution pipe has a plurality of feed holes(72), such that a relatively uniform amount of refrigerant is fed to each of refrigerant pipes from the refrigerant feed line.
Patent KR-20010096666-A (KR)
Inventor: CHO SEONG CHEOL
IPC: C08L23/04
Filed: 2001-06-26
Abstract: PURPOSE: A thermoplastic synthetic resin for substituting for PVC and its preparation method are provided, to prevent pollutant dioxin from being generated and to reduce the amount of the generation of carbon dioxide. CONSTITUTION: The thermoplastic synthetic resin is prepared by mixing 70-90 wt% of an ethylene copolymer, 10-30 wt% of an EDPM terpolylmer, 0.3-0.5 wt% of a filler, 0.3-1 wt% of a lubricative, and 0.1-0.8 wt% of other additives; and melt extruding the mixture at a temperature of 210-260 deg.C in the case of a colored resin. Also the thermoplastic synthetic resin is prepared by mixing 5-30 wt% of an ethylene terpolymer, 70-90 wt% of an ethylene copolymer, 0.3-0.5 wt% of a filler, 0.3-1 wt% of a lubricative, and 0.1-0.8 wt% of other additives; and melt extruding the mixture at a temperature of 210-260 deg.C in the case of a colorless resin. Preferably the melt extruding process is carried out for 5-20 min.
Patent KR-20030001786-A (KR)
Title: manufacturing method for semiconductor device
Inventor: KWAK NO YEOL
IPC: H01L21/223
Filed: 2001-06-28
Abstract: PURPOSE: A fabrication method of semiconductor devices is provided to restrain TED(Transient Enhanced Diffusion) and OED(Oxidation Enhanced Diffusion) by using a nitridation screen oxide pattern. CONSTITUTION: After forming a gate insulating pattern(13) on a semiconductor substrate(10), a gate electrode(15) is formed on the gate insulating pattern(13). A screen oxide layer is formed on the resultant structure. Nitrogen ions are implanted into the screen oxide layer. By depositing a nitride layer as a spacer on the resultant structure and performing nitridation of the screen oxide layer, a nitridation screen oxide pattern(18) is formed at the sidewalls of the gate electrode(15) and on an active region of the substrate(10), and a nitride spacer(19) is simultaneously formed at both sidewalls of the gate electrode. Then, a source/drain region(20) is formed in the substrate(10).
Patent KR-20030002146-A (KR)
Title: Method for forming group ⅸ metal layer using atomic layer deposition
Inventor: KIM YUN SU
IPC: H01L27/108
Filed: 2001-06-30
Abstract: PURPOSE: A method for fabricating a group 9 metal layer by an atomic layer deposition(ALD) method is provided to form a high purity group 9 metal layer by minimizing impurities remaining in the group 9 metal layer, and to control generation of particles and deposit the group 9 metal layer at a low temperature by using an ALD method. CONSTITUTION: A substrate(11) is loaded into a reaction chamber of an ALD apparatus. A group 9 metal precursor(12) is absorbed to the substrate. Reductive reaction gas is supplied to the inside of the reaction chamber.
Patent KR-20020003519-A (KR)
Inventor: IZUI HIROSHI
IPC: C12N1/21
Filed: 2001-07-04
Abstract: PURPOSE: To inhibit the by-production of trehalose and improve the production efficiency of L-lutamic acid on the production of L-glutamic acid by a fermentation method using a coryne form bacterium. CONSTITUTION: This method for producing the L-glutamic acid, characterized by culturing a coryne form bacterium having a lowered or lacked trehalose- synthesizing ability and an L-glutamic acid producing ability in a culture medium, producing and accumulating the L-glutamic acid in the culture medium, and then collecting the L-glutamic acid from the culture medium. The coryne form bacterium having a lowered or lacked trehalose-synthesizing ability is obtained, for example, by breaking a gene encoding trehalose-6-phosphate synthetase, a gene encoring maltooligosyltrehalose synthetase or both the genes.
Patent KR-20020037251-A (KR)
Inventor: LIM SEONG HO
IPC: G06F17/00
Filed: 2001-07-11
Abstract: PURPOSE: A language market of a cyber space is provided for many foreign language learners to have the opportunity of studying much easier and freer foreign language with reality through the stable, successive, active chatting with a native speaker in a lower price. CONSTITUTION: The foreign language learner(290) and native speaker(200) access a web site(230) by using the first, second terminal and register as the member of the web site by entering the personal data(201,291). The native speaker creates a new chatting group on the web site(202) and publicizes the chatting group to other foreign language learners through a bulletin board(203). The foreign language learner searches and finds the desired chatting group that the native speaker operates(292). Also, the foreign language learner can visit a free business market that the native speaker opens the free chatting room for consulting the foreign language learner(301,391). When the foreign language learner applies for the participation in the desired chatting group(293), the application is directly notified to the native speaker(204). The native speaker can accept or reject the application of the foreign language learner(205). When the native speaker accepts the application, an applicant pays the pre-announced participation fee(294). After finishing the participation procedures(232), the applicant can participate in an opened chatting room(206,295). The chatting room is automatically opened and closed on the web site according to the operation period, the open and close time of every day(233,234). When the operation period of the chatting group is expired, a service provider delivers the participation fee of the foreign language learner to the native speaker(207). Additionally, the foreign language learner can cancel the participation in the chatting group at any time before the expiration date of the chatting group(296).
Patent KR-20030008276-A (KR)
Title: Deposition Equipment of Organic ElectroLuminescent Display
Inventor: CHOI YOUNG BUM
IPC: H05B33/10
Filed: 2001-07-19
Abstract: PURPOSE: A deposition apparatus of an organic EL(Electro-luminescent) device is provided to control correctly depositing thickness of an organic EL material by using a mass flow controller. CONSTITUTION: A gas supplying tube(200) is used for supplying a gas state of organic EL material. A shower head(186) is connected to the gas supply tube(200) to deposit the organic EL material on a substrate(192) according to a pattern of a mask(194). A rotary working plate(188) is used for depositing uniformly the organic EL material. A mask holder(190) is used for fixing the mask(194) when the rotary working plate(188) is rotated. A cooler(189) is installed at an upper side of the inside of the rotary working plate(188) in order to cool the substrate(192). The organic EL material is deposited on the cooled substrate(192).
Patent KR-20030008899-A (KR)
Title: The system for measuring the flow rate and the velocity over a chimney by means of multipoints & averaging.
Inventor: YOON TAE JIN
IPC: G01F1/704
Filed: 2001-07-20
Abstract: PURPOSE: A system for measuring flow rate and flow velocity in a chimney, using multipoint mean is provided to secure reliability in measuring flow rate and flow velocity, using the computational fluid dynamics and various flow velocity-detecting devices. CONSTITUTION: A flow velocity sensor complex(1), detecting flow velocity of fluids flowing in a chimney using pressure difference, temperature difference, or vortex ,and producing an electric current or a voltage signal, is disposed along the direction of the fluids. Each sensor element(16) forming the flow velocity sensor complex(1) senses local flow velocity at a fixed position. The flow velocity sensor complex(1) is semi-fixed and the flow velocity sensor complex(1) detects local flow velocity, with the sensors, while moving to the measurement positions of sensors with a time lag. A tension device unit(6) is mounted to the flow velocity sensor complex(1), to compensate deflection produced at the end of the flow velocity sensor complex(1).
Patent KR-20030009913-A (KR)
Title: The organic electro-luminescence device
Inventor: KO DU HYEON
IPC: H05B33/00
Filed: 2001-07-24
Abstract: PURPOSE: An organic electro-luminescent element is provided to install a passive matrix-type sun protection unit or an active matrix-type sun protection unit, not to expose an organic film to sunlight, thereby extending a life span by preventing the organic film from being deteriorated by sunlight. CONSTITUTION: A single-layered or multi-layered organic film(110) is configured in a pixel area(P). The first electrode(112) and the second electrode(114) are installed between the organic film(110). The first electrode(112) is a hole anode for injecting a hole to the organic film(110), and receives a signal current in connection with a drain electrode(106). The second electrode(114) is an electron cathode for injecting an electron to the organic film(110), and is connected to a common line. A switching element is connected to gate lines and data lines configured in one direction on a substrate(100). A sun protection unit is attached to a back of the substrate(100) where a thin film transistor array(A) and a luminescent unit(B) are formed. The sun protection unit intercepts sunlight over 90 percent, but transmits visible rays over 90 percent.
Patent KR-20030010169-A (KR)
Inventor: SUK JEONG U
IPC: A47J27/08
Filed: 2001-07-25
Abstract: PURPOSE: A cooker bowl of an electrical pressure rice cooker is moved back and forth automatically by an operation of a button installed in outside case. CONSTITUTION: An electrical pressure rice cooker comprises a rice bowl in lowest end, and a lid opening and closing automatically. The rice in the rice bowl is transferred to a rice washer through a discharging device, and washed by a clean water from a water purifier. Then the rice is transferred to an electrical rice pressure cooker. An automatic forward and backward driving device comprises a driving portion(131) and a rail portion(132). A cooker transferring plate(123) is moved back and forth by the driving portion along the rail portion.
Patent KR-20030010930-A (KR)
Title: Apparatus for removing burning powder in strip
Inventor: KIM JEONG HWAN
IPC: C25D5/48
Filed: 2001-07-27
Abstract: PURPOSE: An apparatus for removing powder generated from plated strip is provided to remove powdering by burning generated from a post-plated strip. CONSTITUTION: The apparatus for removing powder generated from plated strip comprises a base part(10) in which a sliding base(14) is installed on a plural guide frames(11) so that the sliding base is moved side to side; a burning removal part(30) to which a scraper is elastically supported, wherein the scraper removes burning of the edge part of the plated strip (S) as traversing a plural supports(31a,31b) that are installed between the guide frames; a driving part(110) in which a driving clutch plate(122) is installed on a driving shaft of a motor(110a) that is installed at one end of the guide frames; and a powder collection part(50) in which a plural supporting barrels installed on the upper surface of the sliding base is axially connected to an adsorption member for adsorbing the removed burning, a driven clutch plate(76) selectively contacted with the driving clutch plate is installed at one end of the adsorption member, a power source is connected to the other end of the adsorption member, and a brush plate is installed at the inner side of a rotation member(65) connected onto the shaft.
Patent KR-20030013774-A (KR)
Title: Optical disk, An optical disk Burst Cutting Area code recording method and its reproducing method
Inventor: LEE GYEONG GEUN
IPC: G11B7/24
Filed: 2001-08-09
Abstract: PURPOSE: An optical disc, a method of recording a BCA code of an optical disc and a method of reproducing the BCA code are provided to record the BCA code using the existing apparatus within a short period of time without having a damage caused by energy of laser beam. CONSTITUTION: To record a BCA code indicating unique information of an optical disc in an amorphous layer of the optical disc, a beam is irradiated on a recording layer of the optical disc according to a photoelectric-converted signal, to heat the recording layer to a temperature higher than crystallization temperature. The heated recording layer is gradually cooled down below the crystallization temperature to form a crystalline mark and to produce a pattern of arrangement of crystalline and amorphous marks. The optical disc includes a plurality of recording layers. The crystalline and amorphous marks are formed in the pattern of a bar code in the radial direction.
Patent KR-20030014898-A (KR)
Title: Apparatus for removing block artifacts and a removing method using the same and display having a apparatus for removing block artifacts
Inventor: AHN JONG HAK
IPC: H04N7/26
Filed: 2001-08-13
Abstract: PURPOSE: A system and a method for removing blocking artifacts and a display including the system are provided to simplify logic circuits to reduce the quantity of calculations of the system. CONSTITUTION: A system and a method for removing blocking artifacts, which are generated when compressed video data is restored, includes a decoder(203) and a post-processor(205). The decoder decodes the compressed video data. The post-processor extracts frame data of the decoded video data and compression attribute information of the frame data to remove the blocking artifacts. The decoder includes a memory storing the compression attribute information, and the post-processor extracts the compression attribute information with respect to the frame data from the memory. The compression attribute information includes bit rate information and picture mode information of the frame data.
Patent KR-20030018340-A (KR)
Title: Polish system of tip for resistance welding
Inventor: LEE HONG GEUN
IPC: B24B19/16
Filed: 2001-08-28
Abstract: PURPOSE: Replaced electrode by wearing in a welding process is reused by grinding in a grinding system reducing manufacturing cost. CONSTITUTION: An electrode grinding system for regenerating the electrode in a resistance welding comprises a frame(31) having a controller. A base plate(33) is supported by a supporting bar. A supplier(40) stores electrodes to grind and supplies the electrode sequentially. A clamp is provided to clamp the electrode. A grinder(80) is installed to grind the clamped electrode. A discharging hole(35) is installed in the base plate to drop the ground electrode. A storing box(37) is provided in lower side of the discharging hole.
Patent KR-20030020593-A (KR)
Title: Air-cleaner of ceiling type air conditioner
Inventor: SHIN WON UK
IPC: F24F1/00
Filed: 2001-09-03
Abstract: PURPOSE: An air cleaner of a ceiling type air conditioner is provided to purify indoor air and to prevent safety accident such as electric shock. CONSTITUTION: An air cleaner(80) comprises an electric dust collector(82) ionizing foreign matters in air introduced from an indoor side through a suction grill(70) detachably installed on a suction port(62) of a front panel(60) and the suction port to remove so as to purify air discharged to a discharge port(64) when power is supplied; and a switch(84) intermitting power impressed to the electric dust collector so that the electric dust collector is supplied with power only when the suction grill is mounted.
Patent KR-20030021921-A (KR)
Title: Processing method of highly pure natural products for food, pharmaceutical or cosmetic composition
Inventor: BYUN MYEONG U
IPC: A23L5/40
Filed: 2001-09-10
Abstract: PURPOSE: A method of improving chromaticity from an extract of natural material without lowering biological activity using radiation is provided. The obtained extract shows high luminance and low degree of redness and yellowing at about 10 to 20 kGy radiation and maintains skin whitening effect and antioxidation activity. CONSTITUTION: The natural material selected from the group consisting of green tea, persimmon leaf, bamboo, grape seed, Mori radicis cortex, Broussonetia kazinoki Sieb., Morus alba L., Glycyrrhizae Radix, Artemisia princeps Pampan. and ginseng is extracted in a solvent and the extract is then treated with radioactive radiation such as gamma rays, X rays or electron rays. Wherein, the solvent is selected from the group consisting of water, organic solvent and a mixture thereof and the natural material extract is removed from impurities such as agrochemical residues, microorganisms, etc.
Patent KR-20030025350-A (KR)
Title: simulator of the EMS and controlling method therefore
Inventor: CHOI JONG BOK
IPC: H04L12/24
Filed: 2001-09-20
Abstract: PURPOSE: A simulator of a network management system and a control method thereof are provided to simulate a network management system unit through a configuration file including event sources of various network devices, thereby removing potential defects of the network management system unit by performing various tests. CONSTITUTION: A simulator of a network management system prepares a configuration file(S1,S2). The simulator periodically reads and analyzes the configuration file(S3). The simulator decides whether an item for requesting to generate a specific event is set in the configuration file(S4). If so, the simulator generates a set specific event message, and transmits the message to a network management system(S5). If the item is not set in the configuration file, the simulator decides whether an item for requesting to simultaneously generate many event messages is set in the configuration file(S6). If so, the simulator simultaneously generates the many event messages, and transmits the messages to the network management system(S7). If the item is not set in the configuration file, the simulator decides whether an item for requesting to randomly generate events is set in the configuration file(S8). If so, the simulator generates the set event messages, and randomly transmits the messages to the network management system, then cancels the transmitted event messages(S9).
Patent KR-20010099415-A (KR)
Title: 농산물인터넷거래방법
Inventor: PARK CHAN IL
Filed: 2001-09-26
Abstract: 본 발명은 사용자가 인터넷을 통해서 컴퓨터, 유선전화기, PDA, 휴대폰으로 농산물거래사이트에 접속하여 원하는 농산물을 주문하면, 이 농산물을 경작한 경작자는 PDA를 통해서 주문한 농산물의 재고량과 자신의 계좌번호를 알려주며, 상기 농산물을 주문자에게 배송하도록 한 농산물인터넷거래방법에 관한 것으로, 이 방법은 소정의 정보를 검색하거나 입력하기 위한 사용자PC를 이용하여 월드와이드웹을 기반으로 한 데이터통신망인 인터넷에 접속하는 인터넷접속단계; 사용자아이디 및 비밀번호를 포함하는 사용자의 인적사항을 입력함으로써 농산물거래사이트의 회원으로 가입하는 회원가입단계; 상기 농산물거래사이트에 가입된 경작자가 자신이 경작한 농산물을 판매하기 위해 농산물의 양, 품종, 단위가격을 포함하는 판매정보를 등록하는 농산물등록단계; 상기 농산물거래사이트에 가입된 사용자가 상기 경작자가 업로드한 농산물정보를 토대로 자신이 원하는 농산물에 대한 정보를 검색하는 농산물검색단계; 상기 농산물정보중에서 소정의 농산물에 대한 주문버튼을 클릭함으로써 구매의사를 밝혔는지 여부를 확인하는 구매여부확인단계; 상기 구매여부확인단계에서 사용자가 원하는 농산물정보와, 주문하는 사용자의 정보를 기재하면, 이를 상기 농산물거래사이트에서 저장함과 동시에 상기 경작자의 PDA로 주문서를 송부하는 주문서송부단계; 상기 경작자는 PDA를 통해서 상기 사용자의 주문내용에 대한 판매자의 허락 또는 가능여부와 자신의 계좌번호를 입력하고, 이를 상기 농산물거래사이트로 송신함으로써 응답하는 판매자답변단계; 상기 사용자는 주문한 농산물대금을 상기 경작자의 계좌번호로 입금하여 온라인결제하는 온라인결제단계; 상기 경작자는 상기 온라인결제된 농산물을 상기 농산물의 주문자가 원하는 위치로 배송해주는 농산물배송단계를 포함하는 것을 특징으로 한다.
Patent KR-20030037286-A (KR)
Title: Mobile phone having camera lens
Inventor: LEE YEONG UK
IPC: H04B1/38
Filed: 2001-11-01
Abstract: PURPOSE: A cellular phone mounting a camera lens thereon is provided to install a detachable camera in an external part of the cellular phone by using an earphone jack, thereby simplifying a cellular phone structure and a function conversion between a video cellular phone and a camera phone. CONSTITUTION: A camera(400) comprises as follows. A camera lens(410) reads an image of a subject. A power unit is applied with power. A camera plug is inserted into a jack, and is rotative at 360 degrees while being inserted into the jack. A central processing unit decides whether a plug inserted into the jack is an earphone plug or the camera plug, by comparing signals inputted to the jack. If the plug is the earphone plug, the central processing unit controls processing of data related to a sound inputted through the jack. If the plug is the camera plug, the central processing unit controls a processing of data related to an image inputted through the jack.
Patent KR-20030039526-A (KR)
Title: Golf game operating terminal
Inventor: BAE JANG MOON
IPC: A63B57/00
Filed: 2001-11-13
Abstract: PURPOSE: A personal golf game operating terminal is provided to provide data including what hitting technique will be good from now on by putting all deviance together. CONSTITUTION: The terminal having an information display unit(1), an information input unit(2), a memory unit(3), a main control unit(4) and a GPS data receiving unit(6) comprises: a serial communication interface unit(7) for receiving information generated by a user and upgrade golf course information by connecting to a computer or other storages; and an electronic compass unit(5) for accurately measuring a user-designated azimuth and making the same into digital data. By this construction, a deviation angle and deviation distance between a direction to hit and send a ball and a position which the ball is fallen are calculated, outputted and made into data.
Patent KR-20030043410-A (KR)
Inventor: CHOI YEONG JU
IPC: G11C7/00
Filed: 2001-11-28
Abstract: PURPOSE: A semiconductor memory device having a structure for minimizing coupling between global input/output lines is provided to minimize the coupling between GIO lines or the coupling between GIO-GIOB lines by arranging distributively LIO-GIO multiplexers and LIOB-GIOB multiplexers on a bit line sense amplifier region. CONSTITUTION: A plurality of bit line sense amplifier blocks are arranged to a column direction on an upper and a lower portion of plural cell array blocks in order to amplify data of a memory cell of a corresponding cell array block. A plurality of local input/output line couples are extended to a row direction of the bit line sense amplifier blocks. A plurality of global input/output line couples are connected with the local input/output line couples according to a predetermined control signal. A plurality of multiplexers are arranged at the bit line sense amplifier blocks in order to connect the local input/output line couples with the global input/output line couples. The multiplexers are formed with LIO-GIO multiplexers and LIOB-GIOB multiplexers.