baber/WOPTO huggingface dataset:
Patent KR-20020033881-A (KR)
Title: Semiconductor device havig a contact window and fabrication method thereof
Inventor: JUN JEONG SIK
IPC: H01L21/461
Filed: 2000-10-30
Abstract: PURPOSE: A method for fabricating a semiconductor device having a contact hole is provided to prevent damage to a semiconductor substrate, by using a dry etch process and a wet etch process to eliminate an insulation layer in forming the contact hole penetrating the insulation layer on the semiconductor substrate. CONSTITUTION: A lower insulation layer is formed on the semiconductor substrate(101). An upper insulation layer is formed on the lower insulation layer. The upper insulation layer and the lower insulation layer are anisotropically etched to form a trench(119) which penetrates the upper insulation layer and has a depth shallower than the sum of the thickness of the lower insulation layer and the upper insulation layer. The lower insulation layer exposed by the trench is isotropically etched to form a contact hole of which the lower portion has a wider width than the upper portion.
Patent KR-20010051414-A (KR)
Inventor: KIM YEONG SEON
IPC: G02F1/133
Filed: 2000-11-02
Abstract: PURPOSE: Display device and method using a single liquid crystal display panel are to lower a decrease amount of luminance and provide an algorithm for converting R/G/G signals into R/G/B/W signals. CONSTITUTION: A signal processing part(301) receives R, G, B signals, performs an offset control, contrast and brightness control, and gamma correction and outputs Ri/Gi/Bi signals. A timing control part(302) receives a vertical synchronous signal and a horizontal synchronous signal and controls a color switching unit. A standard converting part(303) converts the Ri/Gi/Bi signals into Ro/Go/Bo/W signals using a four color sequence converting algorithm. An optical engine(304) projects an image having the Ro/Go/Bo/W signals output from the standard converting part onto a screen(305). The optical engine includes a single LCD panel for transmit an incident light in response to data of the R/G/B/W signals.
Patent KR-20020036329-A (KR)
Title: Mounting for absorbing vibration in the exhaust system
Inventor: KIM YONG DAE
IPC: F01N9/00
Filed: 2000-11-09
Abstract: PURPOSE: A vibration insulating mounting is provided to prevent vibration to a body of an automobile by manufacturing according to an accurate performance evaluation having various strength of each frequency. CONSTITUTION: A vibration insulating mounting(1) comprises a muffler(2), a silencer(3), and an exhaust manifold to prevent transmission of vibration to an automobile body. An ER fluid is provided inside of the vibration insulating mounting(1). The ER fluid has a changing strength property between liquid and solid state. The strength is changed by its material property. An engine driving frequency inputted by a control device by a signal of tachometer is used for adjusting strength value. The ER fluid outputs the adjusted strength value.
Patent KR-20010051945-A (KR)
Inventor: KOIKE KAZUMI
IPC: G03B9/04
Filed: 2000-11-24
Abstract: PURPOSE: A film unit with a lens is provided to decrease the fluctuation of the focusing position associated with the switching of a diaphragm. CONSTITUTION: A minimum aperture(50) whose diameter is smaller than that of a fixed diaphragm aperture(42) is formed at a diaphragm plate(51) so that it can enter between a 1st lens(44) and a 2nd lens(45). The plate(51) can be moved between a 1st position where the aperture(50) is inserted on an optical axis and a 2nd position where the aperture(50) is retreated from the optical axis. Then, the diaphragm is switched by the movement of the plate(51). Besides, when the paraxial focal distance of a photographing lens is defined as (f) (mm), the minimum value of an F number is defined as F and the fluctuating amount of the peak position of an MTF curve by the switching of the diaphragm is defined as theta x (mm), the expression of theta x.F/f<0.06 is satisfied.
Patent KR-20020041684-A (KR)
Title: Information Restraint Supply System
Inventor: LEE GWANG YONG
IPC: G06F17/00
Filed: 2000-11-28
Abstract: PURPOSE: A system for supplying information restrictively is provided to restrict a permission with respect to information received by a user through a network. CONSTITUTION: A database(30) stores an information file classified as a plurality of permission grades by a predetermined standard. A server control unit(20) appends a password in accordance with a permission grade of the information file and supplies the password to a user through a network. A password decoder(85) decodes the password in accordance with the permission grade of the information file. A computer(60) decodes the information file received through the network by the password decoder(85). In addition, a password generator(40) appends a password to the information file being supplied to the user. A communication unit(50) performs a transmission/receipt process to the user through the network.
Patent KR-20010062041-A (KR)
Inventor: IMAI YUTAKA
IPC: G01N21/95
Filed: 2000-12-01
Abstract: PURPOSE: To precisely inspect a fine pattern of a semiconductor integrated circuit or the like. CONSTITUTION: The image of an object having an irregular pattern is taken by an image pickup element 4 in the off-focused state. The image of the object taken in the off-focused state is read in an image processing computer 6. The image processing computer 6 forms a light intensity profile having a peak corresponding to the boundary part of the recessed part and protruding part of the irregular pattern of the object on the basis of the image. The width of the recessed part or protruding part of the irregular pattern, for example, is measured on the basis of this intensity profile, whereby the fluctuation can be extremely precisely detected.
Patent KR-20020043941-A (KR)
Title: Fringe field switching mode lcd
Inventor: HONG SEUNG HO
IPC: G02F1/133
Filed: 2000-12-05
Abstract: PURPOSE: A fringe field switching mode liquid crystal display is provided to shorten response time while increasing transmissivity and reducing driving voltage. CONSTITUTION: A fringe field switching mode liquid crystal display includes upper and lower substrates(40,20) facing each other, having the distance of 4 micrometers between the two substrates, and a liquid crystal layer(30) interposed between the upper and lower substrates. The liquid crystal layer contains liquid crystal molecules(30a) having positive dielectric anisotropy. The liquid crystal display further includes a transparent counter electrode(22) formed on the inner side of the lower substrate, a transparent pixel electrode(26) formed on the inner side of the lower substrate. The pixel electrode forms a fringe field together with the counter electrode to operate most of the liquid crystal molecules. The liquid crystal display also has the first horizontal alignment film(28) interposed between the lower substrate and the liquid crystal layer, and the second horizontal alignment film(44) formed between the upper substrate and the liquid crystal layer. The horizontal alignment films have a predetermined rubbing axis.
Patent KR-20020049876-A (KR)
Title: Photosensitive polymer having phenyl ring and lactone group and resist composition comprising the same
Inventor: LEE SI HYEONG
IPC: G03F7/039
Filed: 2000-12-20
Abstract: PURPOSE: Provided are photosensitive polymers containing both a phenyl ring and a lactone group which show improved lithography properties when used as a resist material, and resist compositions which have a strong resistance to dry etching. CONSTITUTION: The photosensitive polymers include a monomer unit represented by the following formula 1 or formula 2. The photosensitive polymers have a chemical structure represented by the following formula 3 or formula 4. In the formulae 3 and 4, R1, R2 and R3 are independently a hydrogen atom or alkyl group, 1/(l+m+n) is 0.2 to 0.5, n/(l+m+n) is 0 to 0.5 and r/(l+m+n) is 0.4 to 0.7. The photosensitive polymers have a weight average molecular weight of 1,000 to 100,000. The resist compositions include the forgoing polymer and a PAG(photoacid generator). The PGA is used in an amount of 1 to 15 wt% based on the weight of the photosensitive polymer.
Patent KR-20020049902-A (KR)
Title: Tap hole mix for blast furnace
Inventor: KIM HYO JUN
IPC: C04B35/10
Filed: 2000-12-20
Abstract: PURPOSE: Provided is a refractory composition for blocking a tap hole of blast furnace, which is excellent in corrosion resistance, and constructability, as well as bulk stability at high temperature. CONSTITUTION: The refractory composition for blocking a tap hole of blast furnace, comprises 25-45 wt% of completely-fusible alumina; 12-25 wt% of silicon carbide; 5-9 wt% of cokes; 7-12 wt% of clay; 10-20 wt% of waste refractories based on alumina-silicon carbide-carbon; 3-7 wt% of metallic silicon; 6-10 wt% of silicon iron nitride; and 2-5 wt% of borax. The composition can reduce an open time of the furnace, and increase a discharging time, as well as reduce discharging frequency.
Patent KR-20020055543-A (KR)
Title: Method of forming a gate electrode in a semiconductor device
Inventor: BAEK IN SEONG
IPC: H01L21/336
Filed: 2000-12-28
Abstract: PURPOSE: A method for fabricating a gate electrode of a semiconductor device is provided to prevent a resist layer from being reduced by loss of resist in an isolated line by depositing and filling a polysilicon layer in an etched region of an oxide layer, and to prevent a micro loading phenomenon by preventing a pattern from being collapsed by an increase of an aspect ratio. CONSTITUTION: The oxide layer(2) is formed on a semiconductor substrate(1). Resist(3) of a predetermined pattern is formed on the oxide layer to expose the oxide layer in a predetermined region. The exposed region of the oxide layer is eliminated to expose the surface of the semiconductor substrate by an etch process using the resist as an etch mask. After the resist is removed, a heat treatment process is performed. A gate oxide layer(4) is formed on the exposed surface of the semiconductor substrate. The polysilicon layer is formed on the resultant structure including the gate oxide layer. The polysilicon layer on the oxide layer is eliminated to form a separated gate electrode(5) by a chemical mechanical polishing(CMP) process. The oxide layer is eliminated by a wet etch method. The oxide layer is completely eliminated by a dry etch method.
Patent KR-20020056235-A (KR)
Title: Liquid Crystal Display Panel and Fabrication Method for the same
Inventor: KIM GI TAE
IPC: G02F1/1362
Filed: 2000-12-29
Abstract: PURPOSE: A liquid crystal display panel and a method of fabricating the panel are provided to prevent leakage of lights caused by poor rubbing of an alignment film. CONSTITUTION: The first pattern(11b) is formed of a gate metal in a pixel region defined on a substrate and, simultaneously, gate lines(11) are formed on the substrate. A gate insulating layer is formed on the substrate including the gate lines and the first pattern. An active layer is formed on the gate insulating layer, partially being interposed on the first pattern. A source electrode(15a) is formed on a predetermined portion of the active layer and connected to data lines(15) formed on the substrate. A drain electrode(15b) is formed on a predetermined portion of the active layer, partially being superposed on the first pattern. A passivation layer is formed on the substrate including the active layer, the source and drain electrodes. A pixel electrode(17) is connected to the drain electrode. The second pattern(11c) is formed of the gate metal on the pixel region when the gate lines are formed. The first and second patterns serve as a light-shielding layer.
Patent KR-20020057261-A (KR)
Title: Method for calling phone-number in terminal device of Wireless Local Loop
Inventor: LEE JONG SEONG
IPC: H04M1/27
Filed: 2000-12-30
Abstract: PURPOSE: A telephone number calling method in a WLL(Wireless Local Loop) terminal is provided to detect matched telephone numbers from a caller's telephone directory stored in the terminal memory, if the caller inputs only a portion of a calling number, and to make the caller select the calling number. CONSTITUTION: If a telephone number of more than required digits is inputted from a caller, a WLL terminal detects the telephone numbers matched with the inputted number from the caller's telephone directory stored in its internal memory(S11). Then the WLL terminal outputs the detected telephone numbers on the display part(S13). After waiting for the caller's input(S15). If the caller makes an input, the WLL terminal judges whether the input indicates that the caller selected and inputted one of the output telephone numbers(S17). In case that it is judged that the caller selected and inputted one of the output telephone numbers, the WLL terminal executes originating call processing using the selected telephone number(S21). However, if it is judged that the caller did not select one of the output telephone numbers, the WLL terminal judges whether the input indicates that the caller inputted a digit in addition to the inputted telephone number(S19).
Patent KR-20010024019-A (KR)
Title: 실을 예비적으로 저장하기 위한 방법 및 공급장치
IPC: D03D47/36
Filed: 1998-09-15
Abstract: 실이 저장체 상에 위치하는 공급장치의 드럼 형태의 저장체 상에, 작동 주기와 휴지 주기를 가지면서 와인딩 부재와 상기 저장체 사이의 상대적인 회전 운동을 갖는 전기적 와인딩 드라이브에 의하여 실을 예비적으로 저장하는 경우, 각각의 휴지 주기동안 홀딩 토오크는 와인딩 방향으로 스위치-온 된다.  상기 홀딩 토오크는 와인딩 드라이브 메카니즘 내에서 전기적으로 발생된다.  전기 모터로 작동되는 역회전 멈춤 장치는 휴지 주기동안 와인딩 부재가 역회전하는 것을 방지한다.  상기 역회전 멈춤은 각각의 휴지 주기동안 홀딩 전류에 의하여 시동된다.
Patent KR-20010033063-A (KR)
Title: 소모성 용기를 갖는 아스팔트 패키지
IPC: B65D6/38
Filed: 1998-12-11
Abstract: 아스팔트는 짧은 노치 또는 긴 채널 (110,111) 과 같은 절단수단을 가지는 소모성 용기 (10) 내에 포장되는데, 이 절단수단에 의하면 용기를 작은 부분들로 절단하는 것이 용이하여 취급 및 가마에 넣는 것이 용이하다.    상기 용기 (10) 는, 루핑 또는 포장용 도포를 위해, 바람직하게는, 아스팔트 패키지 (5) 전체가 가마내에서 용융될 수 있도록 아스팔트-중합체 복합물로 제조된다.    상기 용기 (10) 는, 일반적으로 직사각형 모양을 포함하여 가공성 및 취급성을 향상시킬 수 있는 여러가지의 단면모양과 함께, 파지부 및/또는 오목부 (220,320) 를 가지는 복수-요홈 또는 계단식 측부 (20) 및/또는 벽부 (30) 를 가질 수도 있다.
Patent KR-20010033690-A (KR)
Title: 구조 기판에 연속적으로 마스크없이 패턴을 형성하는 방법
IPC: H01L21/304
Filed: 1998-05-04
Abstract: 본 발명에서는, 마스크를 사용하지 않고 구조 기판에 선택적으로 패턴을 형성하는 방법이 개시된다.  본 발명에 따른 방법에 있어서는, 복수의 돌출부를 구비하는 표면을 형성하는 공정과, 상기 돌출부가 덮이기에 충분한 두께의 필러 물질로 상기 표면을 코팅하는 공정과, 상기 필러 물질을 평삭하는 공정이 포함된다.  이어서 균일한 방식으로 상기 필러 물질을 부분적으로 제거해서, 수정할 돌출부 부분만이 노출되게 한다.  상기 돌출부를, 예를 들면, 침적 또는 에칭법으로 수정한 후에는, 나머지 필러 물질을 제거해서, 돌출부에만 선택적으로 수정 또는 패턴 형성된 구조 기판을 얻는다.
Patent KR-20010043098-A (KR)
IPC: G11B7/26
Filed: 1999-04-08
Abstract: A method for molding an optical disk comprises: applying a thermally insulative insert coating to at least one thermally insulative mold insert to provide at least one coated mold insert having a reduced surface roughness; positioning the coated mold insert between a thermally conductive mold form and a portion of a thermally conductive mold apparatus; injecting a molten thermoplastic material into the mold apparatus; retaining the material in the mold apparatus for a time sufficient for the molten thermoplastic material to cool below its glass transition temperature to form the optical disk; and ejecting the optical disk from the mold apparatus. In another embodiment, the mold insert is coated or laminated on the mold form with the mold insert having a coefficient of thermal expansion compatible with the coefficient of thermal expansion of the mold form. In another embodiment, the mold insert is fabricated by being applied, cured, and then removed from a release layer.
Patent KR-20010043944-A (KR)
Title: 복합 전도체 코팅으로 이루어진 다중소자 음향 프로브와그 제조방법
IPC: B06B1/06
Filed: 1999-06-01
Abstract: 본 발명은 백킹 (1) 과, 기본 압전 변환기 (Ti1) 에 접속된 스트립 도체 (Pi1) 를 갖는 전기 회로 (2) 를 구비하는 다중 소자 음향 프로브에 관한 것이다.     프로브는 압전 변환기 (Ti1k) 와 스트립 도체 (Pi1) 사이에 위치한 복합 재료 전기 도전성 코팅을 더 구비한다.     표준 방식에서, 압전 변환기는 음향면에서 결합되지 않고 전기적으로 결합된 소자들을 얻기 위해 서브 소자들로 나뉘어진다.     복합 재료 전기 도전성 코팅이 존재함으로써, 스트립 도체들이 서브 소자에 관해서 크기가 조정될 수 있게 하고, 백킹 (1) 과 압전 변환기 사이의 열팽창 변동에 대응하는 중간 소자를 구성한다.
Patent KR-20010052920-A (KR)
IPC: G10L13/033
Filed: 1999-09-03
Abstract: In a method and device for outputting information and/or messages from at least one device using speech, the information and/or messages required for vocal output are provided in a voice memory, the information and/or messages are read by a processing device according to a demand, and the information and/or messages are output via acoustic output device. The information and/or messages are output with a varying intonation according to their relevance.
Patent KR-20020061195-A (KR)
Title: Program update system for flash memory and control method thereof
Inventor: NA YEONG HEON
IPC: G06F9/445
Filed: 2001-01-15
Abstract: PURPOSE: A system for updating a program of a flash memory and a method for controlling the same are provided to update the program safely by using an EPROM or a ROM emulator when an update program stored in the flash memory is not operated normally. CONSTITUTION: A CPU(110) is connected to a flash memory(140), which receives an address control signal from the CPU(110) and loads a program stored in the CPU(110). An update program memory part(141) in the flash memory(140) stores a program update dedication program. A socket(150) is connected to the EPROM or the ROM emulator so that the program update dedication program can be recovered when it is damaged. A selection control part(120) applies the address control signal output from the CPU(110) selectively to the flash memory(140) or the socket(150). An address control part(130) selects upper parts of address control signals from the flash memory(140) and lower parts thereof.
Patent KR-20020061267-A (KR)
Title: Manufacturing method of brick and ocher floor brick for building
Inventor: HAN SAM HWA
IPC: C04B33/00
Filed: 2001-01-15
Abstract: PURPOSE: Yellow earth bricks and flooring yellow earth bricks used for interiors and exteriors of construction are provided, which emits far infrared ray, and resists moisture, sound, and bad smell. CONSTITUTION: The manufacturing method of yellow earth bricks and flooring yellow earth bricks is as follows: mixing 60-70% of yellow earth and 30-40% of sand, and grinding; adding water to contain 17-21% of water; injection molding; drying at 50-100deg.C for 40-50hrs.; preheating at 600deg.C for 10-15hrs.; and sintering 1000-1060deg.C for 10-15hrs.
Patent KR-20020065826-A (KR)
Title: an announcement delivery system
Inventor: PARK JONG HO
Filed: 2001-02-07
Abstract: PURPOSE: An advertisement transmission system and method are provided to enable a user to browse at a personal computer or a mobile phone an advertisement offered via an outdoor electric sign display so that it can increase an advertisement effect. CONSTITUTION: The system comprises an outdoor electric sign display(10), a main server of an advertiser(20), a receiver(30), and a mobile phone(40). The outdoor sign display(10), installed at a rooftop of a large sized building, displays an advertisement to be transmitted by the main server of an advertiser(20). The receiver, arranged at a corner of the outdoor electric sign display(10), receives signals from the mobile phone(40) of a user, and transmits the received signals, for example, an e-mail address or a mobile phone number, to the main server of an advertiser(20). The mobile phone(40) enables a user to transmit to a transmission request of an advertisement displayed on the outdoor electric sign display(10). Then the main server of an advertiser(20) transmits the requested advertisement to the mobile phone or the user terminal according to the request of the user.
Patent KR-20010085591-A (KR)
Title: Plasma Etching Residue Removal
Inventor: SAHBARI JAVAD J
IPC: C11D3/02
Filed: 2001-02-26
Abstract: PURPOSE: A plasma etching residue removal method is provided to remove plasma etching polymeric residue from substrates, such as electronic devices. CONSTITUTION: The compositions comprise one or more polar aprotic solvents, one or more first polymer dissolution enhancing bases selected from tetra(C1-C6)alkylammonium hydroxide, tetra(C1-C6)alkylammonium carbonate, tetra(C1-C6)alkylammonium acetate, tetra(C1-C6)alkylammonium citrate, tetra(C1-C6)alkylammonium silicate or choline hydroxide, one or more second polymer dissolution enhancing bases selected from hydroxylamine, hydroxylamine formate or hydroxylamine buffered with carboxylic acid.
Patent KR-20020069076-A (KR)
Inventor: NA JONG IL
IPC: A47C27/00
Filed: 2001-02-23
Abstract: PURPOSE: An air ventilating seat is provided to allow a user to conveniently use the air ventilating seat without fatigue by fabricating the air ventilating seat through mixing plastic material with natural jade, bio-ceramic and germanium. CONSTITUTION: A slot is formed at a cross point(5) of a transverse line(1-1) and a longitudinal line(1-2) formed at a lower portion of a net member(1) made of plastic. The net member(1) is fabricated in a rectangular shape or a polygonal shape by using an injection molding device. A plurality of columns is installed at an upper portion of an air ventilating seat. The cross point(5) is formed in a spiral shape or a triangle shape in such a manner that the cross point(5) is easily bent when a power is applied thereto and is easily restored when the power is released therefrom.
Patent KR-20010044660-A (KR)
Inventor: KIM JONG WHAN
Filed: 2001-03-14
Abstract: PURPOSE: A system and method for trading the real estate item using the internet is provided to offer the information on the item, to perform the transaction under the trust between a real estate seller and purchaser, and to check the availability of the information on the real estate item in real time. CONSTITUTION: The system comprises a terminal of the seller(10), a terminal of the purchaser(20), and a server system. Each terminal of the seller or purchaser is connected to the server system through the internet. The server system composes of a web server(31), which offers contents to the terminal of the seller or purchaser via the web, of a DB server(32), which stores the information on the real estate item from the seller or on the purchasing request from the purchaser, of an input processor(33), which inputs the information provided from the seller or purchaser on the DB server, and of a controller(34), which controls the web server, the DB server, and the input processor.
Patent KR-20020078397-A (KR)
Title: Apparatus for suppling network timing reference/TCM-ISDN timing reference clock in DSLAM system
Inventor: KIM YEONG MIN
IPC: H04L12/02
Filed: 2001-04-09
Abstract: PURPOSE: An apparatus for supplying an NTR/TTR(Network Timing Reference/TCM-ISDN Timing Reference) clock in a DSLAM(Digital Subscriber Line Access Multiplexer) system is provided to reduce a system embodying cost without adding a clock supply device by supplying the NTR/TTR clock to be suitable for the environment of a country or a user. CONSTITUTION: A CSBB(Concentration Shelf Back Board)(1000) has a CRMB(Concentration Redundancy Management Board)(100) for detecting each state of a duplicated reference clock distribution board(200) and controlling master and slave operation modes according to the detected state. The CSBB(1000) has the duplicated reference clock distribution board(200) for recovering a reference clock from an NTR/TTR data frame input through a cell bus(500), recovering a system clock from optical data, providing an NTR/TTR clock to a DSLB(Digital Subscriber Line interface Board)(400) through the cell bus(500) according to the control of the CRMB(100), providing the recovered system clock to a CSDB(Concentration Shelf Downlink Board)(300), and providing a synchronous clock to an MSBB(Modem Shelf Back Board)(2000). The CSDB(300) connects to the duplicated reference clock distribution board(200) through the cell bus(500), and is synchronized to the system clock provided from the duplicated reference clock distribution board(200) for interfacing a cell with the MSBB(2000). The DSLB(400) is synchronized to the NTR/TTR reference clock provided from the duplicated reference clock distribution board(200) through the cell bus(500) for interfacing cell data with a subscriber.