baber/WOPTO huggingface dataset:
Patent KR-20020097262-A (KR)
Title: Ｃｄｍａ 매체 데이터 속도 시스템의 안정성 및 용량을개선하기 위한 방법 및 장치
IPC: H04W52/26
Filed: 2001-05-11
Abstract: 본 발명은 IS-95-B 기반 중간 데이터율 시스템에서 최적의 용량 및 안정성을 달성하기 위한 신규한 방법 및 장치에 관한 것이다.  기지국에 의하여 서비스되는 각각의 사용자에는 이용가능한 전력의 일정한 부분이 할당된다.  데이터는 상기 할당된 전송전력에서 각각의 사용자에게 전송되며, 데이터율은 사용자의 채널상태에 따라 변화된다.  이러한 방법은 사용자가 최대 및 최소 데이터율사이에서 스위칭될때 전송전력의 변호를 제거하며, 이에 따라 시스템의 안전성 및 용량이 개선된다.  용량은 기본 순방향 채널을 통해 데이터 전송을 위한 데이터 전송전력에 대한 전력 및 보충 순방향 채널을 통한 전송 전력에 할당되는 기지국의 전체 이용가능 전송전력의 일정 부분을 할당함으로써 증가된다.  각각의 사용자는 하나의 기본 채널이 할당된다.  사용자로의 데이터 전송율은 통신링크의 RF 상태 및 사용자 각각의 요구된 데이터율에 기초하여 기본 순방향 채널을 할당함으로써 변화된다.  할당은 스케줄링 방법에 의하여 제어된다.  본 발명의 다른 특징에 있어서, 고정 전력으로 전송하는 기지국은 긴 기간 데이터 스루풋이 변화되도록 고정 전력을 점차적으로 조절한다.
Patent KR-20040030167-A (KR)
Title: Activator Compositions For Cyanoacrylate Adhesives
IPC: C09J4/00
Filed: 2001-05-11
Abstract: An activator composition for the accelerated hardening of cyanoacrylate adhesives, wherein the activator comprises a member selected from the group consisting of: aromatic heterocyclic compounds having at least one N hetero atom in the ring(s) such as pyridines, quinolines and pyrimidines and substituted on the ring(s) with at least one electron-withdrawing group which decreases the base strength of the substituted compound compared to the corresponding unsubstituted compound, mixtures of any of the foregoing with each other, and/or with N,N-dimethyl-p-toluidine, and mixtures of any of the foregoing and/or N,N-dimethyl-p-toluidine with an organic compound containing the structural element, -N=C-S-S-, such as dibenzothiazyl disulfide, 6,6'dithiodinicotinic acid, 2,2'dipyridyl disulfide, and bis(4-t-butyl-1-isopropyl-2-imidazolyl) disulfide. An activator composition may comprise a solution of one or more activators in a solvent mixture which comprises a volatile hydrocarbon and a cyclic ketone.
Patent KR-20030007761-A (KR)
IPC: C08G59/18
Filed: 2002-03-27
Abstract: 본 발명은 이하의 구성 요소 (a), (b) 및 (c)를 포함하여 이루어지는 수지 조성물로서, 구성 요소 (c)의 배합량이 구성 요소 (a) 100 중량부에 대하여 1 내지 30 중량부이고, 구성 요소 (a)가 액체인 동시에, 구성 요소 (b) 및 (c)가 구성 요소 (a)에 대하여 균일하게 용해되어 있는 에폭시 수지 조성물에 관한 것이다. 
     (a) 에폭시 수지 
     (b) 음이온 중합 개시제 
     (c) 양성자 공여체 
     또한, 본 발명은 60 내지 180 ℃의 범위에 포함되는 특정 온도 T m 으로 유지된 형틀 내에 배치된 강화 섬유 기재에 하기 조건 (7) 내지 (9)를 충족하도록 열경화성 수지 조성물을 주입하고, 형틀 온도를 T m 으로 유지하여 가열 경화하는 섬유 강화 복합 재료의 제조법에 관한 것이다. 
     t i ≤10          (7) 
     t m ≤60          (8) 
     1<t m /t i ≤6.0    (9) 
     t i : 주입 개시로부터 주입 종료까지의 시간(분) 
     t m : 주입 개시로부터 탈형 개시까지의 시간(분) 
     상기 제조법에 따르면, 탄성률 및 강도 등이 우수한 V f 가 높은 섬유 강화 복합 재료를 양호한 생산성으로 제조할 수 있다.
Patent KR-20030007793-A (KR)
IPC: G10L15/24
Filed: 2002-04-01
Abstract: 본 발명은 용이하게 미등록어를 등록할 수 있도록 한 음성 처리 장치에 관한 것이다.  사전의 대규모화를 피하고, 사전에 등록되어 있지 않은 미등록어 사전에의 등록을 용이하게 행한다.  클러스터링부(29)에 있어서, 이미 구해져 있는, 미등록어를 클러스터링한 클러스터 중에서, 신미등록어를 새로운 멤버로서 부가하는 클러스터(검출 클러스터)를 검출하고, 신미등록어를 그 검출 클러스터의 새로운 멤버로 하고, 검출 클러스터를, 그 검출 클러스터의 멤버에 기초하여 분할한다.  이에 따라, 미등록어가 그 음향적 특징이 근사하고 있는 것끼리 클러스터링된다.  또한, 메인터넌스부(31)에 있어서, 그와 같은 클러스터링 결과에 기초하여 단어 사전이 갱신된다.  본 발명은 음성 인식 장치를 탑재한 로봇에 적용할 수 있다.
Patent KR-20030017558-A (KR)
IPC: A61P43/00
Filed: 2001-06-28
Abstract: 본 발명은 하기 화학식 I의 5-아미노메틸피라졸로[4,3-d]피리미딘에 관한 것이다: 
     [화학식 I] 
     
       
     
     [식중, 라디칼 R 1 내지 R 6 는 명세서내에 나타낸 의미를 갖음]. 
     이들 화합물은 포스포디에스터라아제 V 억제 활성을 나타내며, 심혈관계 질환 및 잠재적 질환의 치료에 사용될 수 있다.
Patent KR-20030036243-A (KR)
IPC: C01B33/12
Filed: 2001-06-26
Abstract: 균일한 세공 직경의 세공을 가지고, 동적 광산란법에 의해 측정된 10 내지 400 nm의 평균 입자 크기(D L )를 가지며, S L 이 D L 로 부터 계산된 환산 비표면적을 나타내고, S B 가 BET 방법에 의해 수득된 입자의 질소 흡착 비표면적을 나타낼 때, 비표면적차(S B -S L ) 이 250 m 2 /g 이상을 나타내는 비정질인 무기 입자를 포함하는 다공성 물질; 상기 다공성 물질을 제조하는 방법; 및 상기 다공성 물질의 용도
Patent KR-20030021187-A (KR)
Inventor: HONG JEONG SUK
IPC: A44B9/00
Filed: 2003-01-02
Abstract: PURPOSE: A plastic pin is provided to make an injection molded plastics which is very light and anti-rust for reducing cost of production and improving a productivity. CONSTITUTION: The plastic pin includes a tension part(10), a fixing part(20), a pin part(30), a support(41), a lock(42), a string hole(51) and a bended part(50). The production process of the tension part(10), the fixing part(20), the pin part(30) and the locking part(40) occurs at one injection molding work. The fixing part(20) and the locking part(40) are thicker than other part of the plastic pin to keep an original structure for a long use. The tension part(10) has an arc form to give an elasticity to the pin part(30).
Patent KR-20030015306-A (KR)
Inventor: PARK YOUNG SEUNG
IPC: E04H12/32
Filed: 2003-01-04
Abstract: PURPOSE: A flag hoisting post is provided to spread the flag by making the post as a hollowed pipe and supplying air to the pipe to flap the flag and to solve a problem of common post drooped without wind. CONSTITUTION: The flag hoisting post as a hollowed pipe(1) has a structure of having air-outflow hole(2) to flap the flag by the air-outflow and an empty space for flowing the air inside the post. The post can have a series of air-outflowing holes along length of the post. Alternatively, the post may have the air-outflowing holes only at upper side of the post having the flag(3) to be hanged. The flag hoisting post uses air from an air-generation apparatus(4) to supply the air to the post or, has the air-generation apparatus at top portion of the post.
Patent KR-20030061310-A (KR)
Title: 각속도 센서
IPC: G01C19/5747
Filed: 2003-01-08
Abstract: 본 발명은 4개의 질량부를 서로 반대위상으로 진동시킴으로써, 질량부의 진동 상태를 안정시키고, 검출 정밀도나 신뢰성을 향상시키는 각속도 센서를 제공하는 것을 목적으로 한다. 
     본 발명에 따르면, 질량부(2,6,10,11)를 외측 지지빔(12)에 의해 연결하고, 지지빔(12) 중에서 질량부(2,11)와 질량부(6,10)가 반대위상으로 진동할 때의 노드에 대응하는 노드부(12A)를 고정부(14)에 의해 기판(1)에 고정한다. 그리고, 4개의 질량부를, 이들 전체의 중심(G)을 거의 일정한 위치에 유지한 상태에서 X축방향으로 진동시키고, 질량부(2,6)를 Z축주위의 각속도(Ω)에 따라서 Y축방향으로 변위시킴으로써, 그 변위량을 각속도로서 검출한다. 이것에 의해, 질량부의 진동 상태를 안정화할 수 있음과 동시에, 칫수 오차 등을 Y축방향에 있어서의 대칭 형상에 의해 보상할 수 있고, 센서의 검출 정밀도나 신뢰성을 향상시킬 수 있다.
Patent KR-20040070376-A (KR)
Inventor: KIM JOO IL
IPC: E03F3/04
Filed: 2003-02-03
Abstract: PURPOSE: A manufacturing method of a pipe fastening ring for supporting a round bar is provided to improve the binding strength by connecting a pipe and a fastening ring and to prevent a water leakage in a joint of pipes. CONSTITUTION: The manufacturing method of a pipe fastening ring(2) for supporting a round bar(9,9') comprises the steps of: shaping a synthetic plate by supplying synthetic resins to an extruder, extruding a thin board and cutting off at regular intervals; forming a circular hole and a long groove on both sides of the synthetic plate; shaping the fastening ring(2) by rolling up the synthetic plate into a circle, forming a space to interpose round bars(9,9') by rolling up reverse plates(3,3') outward and interposing a hot plate between a welded parts(8) to make the inside of the reverse plates(3,3') and the outside of the fastening ring(2) at the melted state, then removing the hot plate, and pressurizing the welded parts(8) from both sides to unify the reverse plates(3,3') and the fastening ring(2); and putting round bars(9,9') to the inside of the reverse plates(3,3') and placing a bolt(10) and a nut(13) to make the round bar(9,9') assembled at regular intervals and installing a sealant(11) to the inside of the fastening ring(2).
Patent KR-20030025956-A (KR)
Inventor: MAENG IL HEE
Filed: 2003-03-07
Abstract: PURPOSE: A system and method for managing an electronic commerce web site is provided to reflect a commodity purchase action of a web site member on a price of a commodity. CONSTITUTION: If a commodity is purchased initially, commodity information and personal purchase information are stored in a server. Another commodity is purchased, a discount rate is set through the personal purchase information stored in the server and discount rate setting information, and a sale is decided. An Internet user connects to a web site through the Internet(S201), performs a log-in process(S202), and decides a commodity purchase(S203). The commodity purchase information and commodity information is transmitted to the server(S204). A discount rate is set according to the final purchase date through the commodity purchase information and commodity information of the member(S205). A selling price of a commodity is decided according to discount rates(S206). If a commodity price is paid and the commodity is received(S207), the commodity information and commodity purchase information of the member are stored in the server(S208).
Patent KR-20040081846-A (KR)
Inventor: KIM JAE EUL
IPC: G08G1/095
Filed: 2003-03-17
Abstract: PURPOSE: A light emitting diode signal lamp is provided to make high brightness light emission as maintaining a lifetime of the lamp by radiating heat due to current increase in the light emitting diode lamp efficiently. CONSTITUTION: A light emitting diode module(100) has a plurality of light emitting diode lamps on a printed circuit board(110). A front cover(200) is installed on an upper part of the light emitting diode module. A heat dissipation unit(300) is combined with the front cover at a bottom of the light emitting diode module, and radiates heat generated in the light emitting diode lamp to the external. A power supply(400) is installed on a side of the heat dissipation unit and supplies power to the light emitting diode lamp. And a back cover(500) covers the power supply and is combined to the heat dissipation unit.
Patent KR-20040082481-A (KR)
Inventor: PARK SEONG IL
IPC: F25D23/02
Filed: 2003-03-19
Abstract: PURPOSE: A door assembly of a built-in storage is provided to easily control a position of a cover to a door and a gap between the door and the cover by improving a combination structure of the door and the cover. CONSTITUTION: A cover(50) is installed in front of a door(40). A plurality of supports are combined with the cover, each having elongated holes. A plurality of combining elements pass through the elongated holes of the supports to make the supports combine with the door so that a position of the cover to the door and a gap between the cover and the door are controlled. Fixing nuts are installed at upper and lower parts of the supports to prevent the supports and the combining elements from moving freely.
Patent KR-20040083812-A (KR)
Inventor: KIM GUN SEOP
IPC: B25B1/02
Filed: 2003-03-25
Abstract: PURPOSE: A fixing jig is provided to improve working efficiency by firmly fixing a workpiece between protrusions. CONSTITUTION: In a fixing jig for quickly fixing a workpiece, a mounting unit(40) is installed at the end of the fixing jig. A mounting hole is formed from the top of the mounting unit to a screw(65). A movable female screw is formed in the mounting hole, and is coupled to the screw. A coupling bar is formed at the upper part of the movable female screw, and is coupled to an adjusting handle(22).
Patent KR-20040085654-A (KR)
Inventor: KWON O GYEONG
IPC: G09G3/32
Filed: 2003-04-01
Abstract: PURPOSE: A light emitting display device and its display panel and a driving method thereof are provided to compensate a threshold voltage or electron mobility of a transistor and to charge a data line sufficiently. CONSTITUTION: A pixel circuit includes an organic light emitting diode(OLED) device and PMOS transistors(M1-M7) and capacitors(C1,C2). The transistors have a gate electrode, a drain electrode and a source electrode which are operated as each control electrode and two main electrodes. The transistor(M1) has a source connected to a power supply voltage(VDD) and a gate connected to the transistor(M5). The transistor(M3) is connected between the gate and the drain of the transistor(M1). The transistor(M1) outputs a current corresponding to a voltage between the gate and the source of the transistor(M1). The transistor(M7) is connected between a data line and the gate of the transistor(M1). The capacitor(C1) is connected between the power supply voltage and the gate of the transistor(M1), and the capacitor(C2) is connected between the power supply voltage and the first port of the transistor(M5). The second port of the transistor(M5) is connected to the gate of the transistor(M1), and the transistor(M6) is connected to the transistor(M5) in parallel. And the transistor(M5) connects the capacitors(C1,C2) in parallel in response to a selection signal from a scan line(Sn). The transistor(M6) connects the capacitors(C1,C2) in parallel in response to a light emitting signal from a scan line(En). The transistor(M2) transfers a data current from a data line to the transistor(M1) in response to a selection signal from the scan line(Sn). The transistor(M4) is connected between the drain of the transistor(M1) and the OLED, and transfers a current(IOLED) from the transistor(M1) to the OLED in response to a light emitting signal(EMn) from a scan line(En). The OLED is connected between the transistor(M4) and a reference voltage and radiates a light corresponding to the intensity of the current(IOLED).
Patent KR-20040088933-A (KR)
Inventor: LIM GYU HYEONG
IPC: G08G1/0962
Filed: 2003-04-14
Abstract: PURPOSE: A vehicle scheduling system and method through sound are provided to allow a user to know the schedule independent of the driving of the vehicle by guiding the stored schedule data to the driver through sound. CONSTITUTION: A vehicle scheduling system and method through sound includes an input and output terminal(160), a driver information system(DIS) server(100), and an input and output interface(150). The DIS server(100) is provided with a schedule managing unit(130), a schedule data storage unit(140) and a sound synthesizer(120). The schedule managing unit(130) is connected to an operational system to manage the schedule data inputted in the form of text to the driver with a predetermined data format. The schedule data storage unit(140) stores the schedule data. And, the sound synthesizer(120) synthesizes the sound based on the schedule data to transfer it to the input and output terminal(160).
Patent KR-20040091879-A (KR)
Inventor: CHOI SEONG CHAN
IPC: B09C1/10
Filed: 2003-04-22
Abstract: PURPOSE: To provide an in-situ treatment method capable of efficiently biodegrading organic pollutants of sediments, a bioremediational method capable of efficiently remedying organic pollutants of sediments even under the anaerobic conditions, a remediational method capable of maximizing biodegradation of polynuclear aromatic hydrocarbons even under the anaerobic conditions, and a sediment remediational agent. CONSTITUTION: In a bioremediational method of sediments, the method comprises the process of degrading organic pollutants in the sediments by treating an electron acceptor on the sediments, wherein the electron acceptor is one or more selected from the group consisting of NO3, SO4, CO2, Fe, Mn and a compound comprising the same, wherein the remediational method comprises the process of treating the electron acceptor to a final concentration of 10 to 50 mM on the sediments, wherein the organic pollutants are polynuclear aromatic hydrocarbons. The sediment remediational agent comprises an electron acceptor compound as an effective component, wherein the electron acceptor compound is one or more selected from the group consisting of NO3, SO4, CO2, Fe, Mn and a compound comprising the same, wherein the sediment remediational agent further comprises microorganisms.
Patent KR-20030085481-A (KR)
Title: 증압형 연료 분사장치
IPC: F02M45/04
Filed: 2003-04-25
Abstract: 본 발명은, 정확하고 적합한 연료 분사 제어가 이루어지고, 안정된 엔진 제어를 행할 수 있는 증압형 연료 분사 장치를 제공하는 것으로서, 이를 위한 수단으로서, 커먼 레일(6)에 저장된 연료와 증압 기구(21)에 의해 증압된 연료를 전환하여 인젝터(5)에 의해 연소실(4)로 분사하는 장치에 있어서, 목표 연료 분사량(qtarget)을 설정하는 목표 분사량 설정 수단(A1)과, 인젝터 전자 밸브(5)의 밸브 개방 시기(ta)와, 증압 기구(21)의 작동을 전환하는 증압 기구 작동 전자 밸브(25)의 온 시작 시기(tb)와의 시간차(Δtini)를 설정하는 시간차 설정 수단(A2)과, 이 시간차를 기초로 초기의 분사량(Δtini)을 산출하는 초기 분사량 산출 수단(A3)과, qtarget로부터 Δtini를 감산하여 구한 후기의 분사량(qmain)과, 증압 전자 밸브(25)로부터의 경시 압력(Ph)을 기초로 인젝터 전자 밸브의 후기 분사 기간(Δtmain)를 산출하는 후기 분사 기간 설정 수단(A4)를 구비한다.
Patent KR-20040093784-A (KR)
Inventor: KIM GI BEOM
IPC: H04N5/445
Filed: 2003-04-30
Abstract: PURPOSE: A method for displaying a user interface is provided to promote a user's screen discrimination although the size of a user interface screen is minimized by displaying a screen block selected by the user to a separate field. CONSTITUTION: A desk(200) screen has plural trick play push buttons(201-206) screen blocks. The trick play push button screen block selected by a user among the plural trick play push buttons screen blocks is displayed on a highlight field(300) outside of the desk. The selected trick play button screen block is inverted, displayed and positioned at the first front among the trick play push buttons.
Patent KR-20040093886-A (KR)
Inventor: JUNG YEONG SEOK
IPC: D06F58/48
Filed: 2003-04-30
Abstract: PURPOSE: A washing machine and a dry-control method thereof are provided to improve drying performance, to prevent an excessive dry and damage of the laundry, and to save energy by completing a dry operation regardless of the weight and moisture of the laundry and the temperature of cold water supplied into a condensing duct. CONSTITUTION: A washing machine for drying the laundry in a rotary tub(12) by circulating the air heated by a drying heater(44) is composed of a condensing duct(43) for guiding the air to be sucked into the drying heater after passing through the rotary tub; a cold water supply unit for feeding cold water into the condensing duct; a water temperature sensing unit(65) for detecting the temperature of the water condensed by contacting the circulated air and the cold water in the condensing duct; and a controller for deciding a finish time for completing a drying operation of the laundry based on the water temperature sensed by the water temperature sensing unit, and completing the drying operation according to a decided result.
Patent KR-20040097873-A (KR)
Inventor: CHOI DAE YEONG
IPC: A23L33/00
Filed: 2003-05-12
Abstract: PURPOSE: Provided is a manufacturing method of a health food using the extract of mushroom containing a trace amount of selenium essential to the human body. The health food provides the human body with a trace amount of essential selenium. Therefore, it prevents and treats diseases associated with selenium deficiency. CONSTITUTION: The manufacturing method of a health food using the extract of a pulverized mushroom containing selenium comprises the steps of: extracting mushroom in an extractor by heating at 20-65 deg. C for 10-6000 minutes; adding 1-1000g of preservative to 1L of the extract and stirring them in a mixer for 0.5-6 hours; and diluting the mixture with water or drinks by 10-1000 times. The mushroom is cultivated in a medium containing selenium.
Patent KR-20040100445-A (KR)
Inventor: SON JONG HYEON
IPC: B23Q15/00
Filed: 2003-05-23
Abstract: PURPOSE: A clash prevention apparatus for a rotary head of a machining center is provided to prevent various gears and bearings from being damaged by stopping the machining center when the rotary angle of a lower head is beyond the limits. CONSTITUTION: A clash prevention apparatus for a rotary head of a machining center is composed of a proximity switch sensor detecting the rotary angle of a ram shaft rotating the head, a first ring bracket(53), a second ring bracket, and an NC controller. The first ring bracket is mounted to the ram shaft, and has an opening portion so that the proximity switch sensor detects the rotary angle of a lower head. The second ring bracket is mounted to the ram shaft, and has an opening portion corresponding to the opening portion of the first ring bracket to keep the balance of the whole weight. The NC controller stops the machining center when the rotary angle of the lower head is beyond the limits.
Patent KR-20030093131-A (KR)
Inventor: DASKEVICIENE MARYTE
IPC: C07C323/48
Filed: 2003-05-31
Abstract: PURPOSE: A dihydrazone-based charge transfer compound, an organic photoreceptor containing the compound, an electronograph image formation device and its method are provided, to obtain a high photosensitivity, a low residual potential and high stabilities to cycle test, crystallization and bending and stretching of an organic photoreceptor. CONSTITUTION: The charge transfer compound is represented by the formula 1, wherein n is 0 or 1; X is an N,N-disubstituted arylamine group; Ar is an aryl group or a hetero ring having at least one halogen, nitrogen, oxygen or sulfur atom as a ring member; A is a linking group represented by -S-(CH2)m-S- (wherein m is an integer of 1-15); and B is a second linking group which is represented by -(CH2)p- and is linear or branched (wherein p is an integer of 3-20, at least one methylene group is optionally substituted with O, S, carbonyl, urethane, ester, NR21, CHR22 or CR23R24, and R21, R22, R23 and R24 are independently H, OH, thiol, amine, alkyl, alkaryl, aryl or a part of a ring). The organic photoreceptor comprises the charge transfer compound of the formula 1; a charge generation compound; and a conductive supporter.
Patent KR-20040104989-A (KR)
Inventor: JANG DONG BOK
IPC: H01L21/02
Filed: 2003-06-03
Abstract: PURPOSE: A gas heating apparatus for manufacturing a wafer is provided to improve heat storage efficiency and heat conduction by using a plurality of heating elements arranged in a circular shape and a gas circulation tube. CONSTITUTION: A heat insulator(6) is installed in a housing(2). A heating unit(10) having an outer wall(12), a mediate wall(13) and an inner wall(11) is installed in the heat insulator. A gas circulation tube(13) is disposed between the mediate wall and the outer wall, wherein the gas circulation is filled with heat conduction materials. A plurality of heating element are arranged in a circular shape between the mediate wall and the inner wall, wherein each of the heating elements is filled with heat conduction powders.
Patent KR-20050002180-A (KR)
Title: Correcting installation for convergence of crt projection tv
Inventor: BANG JIN YONG
IPC: H04N5/74
Filed: 2003-06-30
Abstract: PURPOSE: A convergence correction apparatus for a CRT(Cathode Ray Tube) projection TV(Television) is provided to set plural parameter values according to the mounting direction of the TV and to store the set values to a memory, thereby easily performing the convergence correction due to terrestrial magnetism according to the set of the TV mounting direction from a user. CONSTITUTION: A data memory(105) stores convergence correction values corresponding to the mounting direction of the TV as a table map. A correction control member(107) performs a deflection coil control according to one among the convergence correction values. A key input member(101) sets direction information corresponding to the mounting direction of the TV. A control member(103) fetches correction information from the memory in response to the direction information set by the key input member and provides the correction information to the correction control member.
Patent KR-20050003292-A (KR)
Inventor: KIM MI RAN
IPC: H01L21/76
Filed: 2003-06-30
Abstract: PURPOSE: A method of forming an isolation layer of a semiconductor device is provided to prevent etching damage and contamination due to particles by forming a spacer at a boundary between an active region and a field region. CONSTITUTION: A pad oxide layer(110) and a pad nitride layer corresponding to an isolation region of a silicon substrate(100) are etched. A spacer(130') is formed on each sidewall of the pad oxide layer and the pad nitride layer. A trench is formed on the silicon substrate by using the pad nitride layer and the spacer as masks. A sacrificial oxide layer(140) is formed within the trench. A liner nitride layer(150) is deposited thereon. A field oxide layer(160) is deposited thereon and a planarization process is performed. The pad nitride layer and the pad oxide layer are removed therefrom and the spacer is removed partially to form a field oxide layer spacer.