baber/WOPTO huggingface dataset:
Patent KR-20020043965-A (KR)
Title: Flexible Hat
Inventor: HONG MIN SEON
IPC: A42B1/20
Filed: 2000-12-05
Abstract: PURPOSE: Provided is a flexible cap which artificially transforms a sun visor or a body to meet users' favorite so that it enables to display various fashions by one cap. CONSTITUTION: In the cap which consists of the cap body(1) and the sun visor(2), the flexible cap is characterized by inserting one line flexible wire(w) into the sun visor and the cap body in a spiral form, sewing, fixing and bending the form of the cap to transform the shape in a various way.
Patent KR-20010096526-A (KR)
Title: Apparatus and methods for impingement cooling of a side wall of a turbine nozzle segment
Inventor: BURDGICK STEVEN SEBASTIAN
IPC: F01D5/18
Filed: 2000-12-08
Abstract: PURPOSE: An apparatus and method is provided to reduce the temperature of the weld joints during turbine operation, reduce the stresses across the joints, both thermal and mechanical, and eliminates requirement for machining after welding, thus resulting in joints of constant thickness and higher fatigue life. CONSTITUTION: A gas turbine nozzle segment has an outer band(12) and an inner band and a vane therebetween. Each band includes a nozzle wall(18), a side wall(40), a cover(20) and an impingement plate(22) between the cover and the nozzle wall defining two cavities(24,26) on opposite sides of the impingement plate. Cooling steam is supplied to one cavity for flow through apertures(30) of the impingement plate to cool the nozzle wall. The side wall of the band and an inturned flange define with the nozzle wall an undercut region(44). The impingement plate has a turned flange(52) welded to the inturned flange. A backing plate(60) overlies the turned flange and aligned apertures(62) are formed through the backing plate and turned flange to direct and focus cooling flow onto the side wall of the nozzle segment.
Patent KR-20020048194-A (KR)
Title: A device for selection inferior parts and parts grouping
Inventor: CHOI JONG MIN
IPC: B07C5/04
Filed: 2000-12-16
Abstract: PURPOSE: A superior article classifying apparatus is provided to reduce the working time and to prevent problem caused by inferior articles by separating inferior articles from superior articles. CONSTITUTION: A superior article classifying apparatus includes an inferior article selecting section(100) and a superior article classifying section(200). The inferior article selecting section(100) separates inferior articles from superior articles by using a centrifugal force applying device(120). The centrifugal force applying device(120) has inner and outer sliding plates(110,130) which are spirally disposed. An exhaust pipe(140) is connected to the inner sliding plate and a connection pipe(150) is installed at the outer sliding plate. An input hopper(160) is installed in the centrifugal force applying device(120). A supplying pipe(160b) having a vacuum pump(160a) is connected to the input hopper(160).
Patent KR-20020052573-A (KR)
Title: Strip marking structure of circuit board for semiconductor package and its method
Inventor: EUN YEONG HYO
IPC: H01L23/544
Filed: 2000-12-26
Abstract: PURPOSE: A strip marking structure of a printed circuit board for semiconductor package and a strip marking method are provided to form the strip marking structure of the printed circuit board for semiconductor package without using laser equipment. CONSTITUTION: A multitude of line pattern is formed around resin layer. A multitude of unit(u) is arrayed on a printed circuit board(10). The line patterns are coated by a solder mask(3). A multitude of opening portion(4) is formed on one side of the printed circuit board(10). A surface of the line pattern is exposed to the outside within the opening portion(4). A marking portion(5) is formed on the surface of the exposed line pattern in order to display the kind of the printed circuit board(10). A number, a character, and a figure can be inked on the marking portion(5). A metal such as Au or Ag can be plated on the surface of the line pattern.
Patent KR-20020053373-A (KR)
Title: Method of air flow controlling in vehicles
Inventor: BAE HO UNG
IPC: F02D41/04
Filed: 2000-12-27
Abstract: PURPOSE: A suction air amount control method for a vehicle is provided to control idle rpm stably and accurately by learning the air amount according to range and comparing present temperature with the learning value. CONSTITUTION: A control unit detects the engine condition by analyzing information from sensors in starting the engine(S101-S103). The control unit detects coolant temperature from a coolant temperature detecting unit in learning mode(S104), and compares with the learning reference value corresponding to each step(S105). The mean value is calculated corresponding to the range in case of coolant temperature to be within the range of learning reference values(S106), and the air amount is compensated by storing the learning value(S107). Idle rpm of the engine is controlled stably by compensating the air amount with an actuator(S113). Sudden increase of engine rpm is prevented, and starting is improved by learning the compensation value of the air amount corresponding to each range.
Patent KR-20020054490-A (KR)
Title: Device for exhausting oil in fuel injection valve for compressed natural gas vehicle
Inventor: PARK SANG JIN
IPC: F02M21/00
Filed: 2000-12-28
Abstract: PURPOSE: A compressor oil in mixed and diluted in filling fuel to discharge oil automatically in lower part of a fuel injection valve, thereby preventing lowering of engine output. CONSTITUTION: An oil discharging device comprises a fuel gas pipe, an oil amount sensing portion(40), an oil discharging pipe, an air supplying pipe(60), a plurality of opening valve(82, 84) to open and close the air supplying pipe and the oil discharging pipe, an electronic control portion(90) to operate the opening valve by receiving oil amount signal and engine rpm signal, and an actuator(100) applying pressure to the accumulated oil to lower side of the fuel injection valve.
Patent KR-20020056062-A (KR)
Title: Engine mount rubber compound Ⅰ
Inventor: SON BYEONG CHEON
IPC: C08L9/00
Filed: 2000-12-29
Abstract: PURPOSE: Provided is a rubber composition for engine mount comprising 5-10 parts by weight of 1,2-polybutadiene and 1-2 parts by weight of tris(mono-nonylphenyl)phosphate with respect to 100 parts by weight of raw rubber, thereby improving heat resistance and minimizing permanent deformation by adding a co-agent and an aging preventer. CONSTITUTION: The rubber composition for engine mount comprises 5-10 parts by weight of 1,2-polybutadiene and 1-2 parts by weight of tris(mono-nonylphenyl)phosphate with respect to 100 parts by weight of raw rubber. The rubber composition comprises 1-1.5 parts by weight of sulfur, 0.5-1 parts by weight of tetramethylthiuramdisulfide, and 0.2-0.5 parts by weight of N-cyclohexyl-2-benzothiazylsulfenamide with respect to 100 parts by weight of raw material. The composition improves the change of physical property after aging as much as 3-3.5 times and a compression set as much as 36%, reduces a creep amount of engine mount, and ensures a sufficient durability.
Patent KR-20020057280-A (KR)
Title: Sense amp overdrive circuit for increasing current efficiency and stability
Inventor: JUNG BONG HWA
IPC: G11C7/06
Filed: 2000-12-30
Abstract: PURPOSE: A sense amplifier overdrive circuit for improving efficiency and stability of current is provided to stabilize electric potential of a restore line and enhance an overdriving stability by reusing the remaining power generated from a driving process of a sense amplifier. CONSTITUTION: The first NMOS transistor(M1) is driven by a control signal(SA_EN_1) of an over drive portion(100) and an external power source is applied to a restore line(RTO) thereby. An operation of the NMOS transistor(M1) is stopped by intercepting the control signal(SA_EN_1). The external power source applied to the restore line(RTO) is floated on the restore line(RTO). The second NMOS transistor(M2) is driven by a control signal(SA_EN_2) of a sense amplifier driving portion(200) and CVDD is applied to the restore line(RTO). The remaining power source is charged to a capacitor(C1) of a capacitor charge/discharge portion(300) if the voltage of the restore line(RTO) is more than CVDD.
Patent KR-20010082614-A (KR)
Title: Composite Dielectric Material, Composite Dielectric Substrate, Prepreg, Coted Metal Foil, Molded Sheet, Composite Magnetic Substrate, Substrate, Double Side Metal Foil-Clad Substrate, Flame Retardant Substrate, Polyvinylbenzyl Ether Resin Composition, Thermosetting Polyvinylbenzyl Ether Resin Composition, and Method for Preparing Thermosetting Polyvinylbenzyl Ether Resin Composition
Inventor: ABE TOSHIYUKI
IPC: H01Q1/38
Filed: 2000-12-28
Abstract: PURPOSE: A composite dielectric material which has a high dielectric constant and is useful for electronic parts necessitating such a high dielectric constant, such as a circuit board having built-in capacitor, a composite part and a capacitor, as well as the use of the composite dielectric material are provided. CONSTITUTION: The composite dielectric material contains ceramic particles dispersed therein. The resin is derived from a polyvinylbenzyl ether compound of formula(1), the ceramic is at least one of ceramic powder based on composition selected from a group consisting of at least from BaTiO3, (Ba, Pb)TiO3, Ba(Ti, Zr)O3 and (Ba, Sr)TiO3 ceramics. The content of the ceramic powder is 30 vol% to 70 vol% based on the total of the polyvinylbenzyl ether compound and the ceramic powder. The composite dielectric material can be used for preparing substrate, prepreg, composite magnetic substrate, metallic foil coated product, flame-retarded substrate, and etc.
Patent KR-20010021588-A (KR)
IPC: B23B31/02
Filed: 1998-07-09
Abstract: A method and apparatus mitigates vibration associated with the rotary cutting machines by providing a first dampening member which is disposed around a tool holder and positioned so as to be compressed intermediate the tool holder and spindle of the rotary cutting machine. A cutting tool is shrink fit to the tool holder. A neck is formed in an elongate shank of cutting tool and has dampening material disposed thereabout. The dampening material disposed around the tool holder, the dampening material disposed around the neck, and the shrink fitting of the cutting tool to the tool holder cooperate so as to minimize undesirable vibration of the cutting tool.
Patent KR-20010022216-A (KR)
IPC: F01N3/28
Filed: 1998-07-21
Abstract: An injection device for a reducing agent, a mixing device and a catalyst device are provided in an exhaust pipe. The mixing device is disposed upstream of the injection device as seen in the direction of flow of the exhaust gas. An exhaust gas inlet pipe is connected to the exhaust pipe along the main axis of the exhaust pipe. A first level of the catalyst device may advantageously be a hydrolysis-catalyst module, while the other levels may be SCR catalyst modules.
Patent KR-20010022929-A (KR)
Title: 자기 액츄에이터
IPC: F04B43/04
Filed: 1999-06-15
Abstract: 본 발명은 압축기 다이아프램, 피스톤 등의 왕복운동을 위한 자기 액츄에이터에 관한 것이다.  상기 액츄에이터는 고정자 폴(3a, 3b, 3c), 여기 권선(6) 및 배면판(7)을 가진 고정자를 포함한다.  비자성체의 지지 아암(4a, 4b)이 원호형으로된 자석 폴(2a, 2b)을 운반하고, 한 쌍의 압축된 다이아프램(5a, 5b)을 동작시킨다.  코일 전류가 도입되는 상태에서, 자석 폴(2a, 2b)은 중앙의 고정자 폴(3b)에 끌려가고 외측 폴(3a, 3c)에 의해서는 밀쳐진다.  피봇(11) 주위에서는 토크가 발생하여 다이아프램(5a, 5b)의 동작을 일으키도록 아암(4a, 4b)의 운동을 만든다.  상기 전자석에 의해 발생된 플럭스를 증가시키므로서 개선된 성능은 플럭스의 누설 및 술 모양의 장식(fringing)을 감소시킨다.
Patent KR-20010015612-A (KR)
IPC: C22B15/00
Filed: 1998-09-21
Abstract: 본 발명은 고형화된 구리 매트를 냉각제로서 사용하여 연속적이고 상부-취입된 전환로 안에 있는 용융된 블리스터 구리욕의 온도를 조절하거나 감소시키는 방법에 관한 것이다.  한가지 실시양태에서, 고형화된 구리 매트를 연속적이고 상부-취입된 전환로 안에 있는 용융된 블리스터 구리욕에 첨가하면 전환로의 작업처리량을 증가시킬 수 있다.
Patent KR-20010024319-A (KR)
IPC: H04M11/00
Filed: 1998-09-25
Abstract: 분산된 생체 식별 시스템은 모빌 워크스테이션과 결합된다.  상기 시스템은 일반적으로 복수의 모빌 워크스테이션과 상기 워크스테이션으로부터 멀리 떨어져 위치한 파일 서버를 포함한다.  상기 워크스테이션은 지문 및 사진 데이터와 같은 입력 생체 데이터를 수신하여 이들 생체 데이터를 상기 파일 서버에 결합한다.  상기 파일 서버는 입력 생체 데이터를 기억된 생체 데이터와 비교하여 기억된 생체 데이터 중 어느 것이 상기 입력 생체 데이터와 일치하는지 판정한다.  상기 비교는 상기 비교를 요구한 워크 스테이션에 제공된다.  워크스테이션의 기동성은 상기 워크스테이션과 파일 서버 사이의 무선 통신 및/또는 PSTN 통신 링크를 제공함으로서 개선된다.  워크스테이션의 기동성은 또한 독립적인 칸막이 케이스로 워크스테이션을 하우징함으로서 더욱 개선될 수 있다.  워크스테이션의 기동성은 또한 본체, 상기 본체에 부착된 전면, 상기 본체에 부착된 후면을 갖는 런치 박스로 워크스테이션을 하우징함으로서 보다 개선될 수도 있다.  전면 및 후면은 각각 본체에 인접한 적재 부분 및 본체로부터 떨어져서 배치된 부분을 갖는다.  상기 면들이 그들의 적재 부분 내에 있으면, 워크스테이션(즉, 본체, 전면, 후면)은 콤팩트한 휴대형 장치가 된다.
Patent KR-20010032629-A (KR)
Title: 흡착제 입자를 포함하는 주조된 호흡기
IPC: B32B5/26
Filed: 1998-04-13
Abstract: 본 발명의 주조된 호흡기는 통기성 입자 보유층 사이에 개재된 통기성, 흡착제 입자 함유층을 포함한다.  상기 입자 함유층은 성형하는 중에 파열 혹은 입자의 상당한 손실 없는 신축성을 가진다.  상기 입자 함유층에 있는 적어도 섬유의 일부는, 입자가 없는 웹으로 스스로 형성되고 그리고 실온에서 냉각하여 웹이 자체에 접착하게 된 후에 충분한 점착성을 갖는다.  상기 호흡기는 성형된 예비성형체로 상기 입자 함유층을 제조할 필요 없이 평탄한 웹으로부터 주형될 수 있다.
Patent KR-20010041066-A (KR)
Title: 인쇄회로판의 시험방법 및 그 장치
IPC: G01R31/28
Filed: 1999-02-10
Abstract: 컨덕터 트랙(2)에 접속되는 특정 접점(3)에서 회로판(1)이 도전성 시험-접촉 소자와 접하게 되고, 상기 시험-접촉부품(5)이나 그 일부가 클럭-펄스 방식으로 특정 시험 프로그램에 따라 연속적으로 시험-전원(8)에 접속되며, 각각의 클럭펄스동안에 시험-접촉부품을 경유하여 흐르는 시험 전류나 그와 관련된 파라미터를 측정하는 방법으로 인쇄회로판을 시험한다. 
     특히 시험할 회로판(1)은 접점의 밀도가 높고, 상기 회로판이 다수의 시험 영역으로 분리되며, 그 시험 영역의 전체 또는 일부분 이상을 병렬로 시험함으로써 시험-시간을 단축할 수 있게된다. 이러한 방법은 다중채널로 생산되는 회로판에 특히 적당하다.
Patent KR-20010034639-A (KR)
Title: 이동 전화기의 플립 힌지 장치
IPC: F16C11/04
Filed: 1999-03-24
Abstract: 셀룰러 이동 전화 장치(1)의 하우징(2) 상에 배치된 피벗이 가능하게 놓인 플립이나 보호 해치를 구비한 상기 장치(1)와 관련된 장치이다. 플립은 축(8)을 중심으로 피벗할 수 있고, 적어도 상기 장치(1)의 키패드(5)의 부품을 물리적으로 커버 할 수 있도록 배치된다. 축(8)은 한 쪽 단에 플립(F)의 피벗 축을 따라 물리적으로 피벗가능한 접속부를 설정하기 위한 수동 힌지 수단 및 다른 쪽 단에 상기 플립을 확실히 밀어내어 적어도 하나의 미리 설정된 위치를 점유하기 위한 액티브 힌지 장치(A)를 포함한다. 액티브 힌지 장치(A)는 상기 하우징(2)의 한쪽 단에 공동부(10) 또는 실질적으로 밀폐된 컴파트먼트에 배치되고, 샤프트 및 그 위에 배치된 결합 비틀림/압력 스프링으로 장치된다. 상기 스프링은 상기 로크가 해제된 후, 플립을 키패드(5)를 커버하기 위한 폐쇄되고 로크된 위치에서 120° 에서 170°의 개방 이용 위치까지로 확실히 밀어내기 위한 비틀림 스프링의 반작용 부품으로 작동하는 핑거를 각 단에 포함한다. 또한, 상기 스프링(15)은 캠 종동부 장치(18)에 의해 영향을 받는 압력 표면을 포함하여 플립(F)에 비-유해 오버라이드 기능을 획득한다.
Patent KR-20010043424-A (KR)
Title: 에어백용 가스발생제 조성물 성형체
IPC: C06B45/00
Filed: 1999-09-28
Abstract: 초기의 팽창속도를 종래보다도 완만하게 하고, 초기의 백 팽창의 기세에 의한 가해성을 제거함과 동시에 35 내지 50밀리초 후에는 충분한 승객구속능을 유지하는 에어백용 가스발생제 조성물 성형체의 제공. 
     비아지드계 가스발생제 조성물로 이루어지는 성형체로서, 그 형태가 유공상이고, 유공상 성형체의 1개의 길이를 L(mm), 성형체 구멍의 내경을 d(mm)로 하였을 때, d의 값이 0.2∼1.5(mm)이고, 동시에 L/d의 값이 1.5 이상인 에어백용 가스발생제 조성물 성형체.
Patent KR-20010071608-A (KR)
Title: 직접확산 부호분할 다중통신 수신장치
IPC: H04B1/707
Filed: 2000-04-27
Abstract: 회로규모축소 및 전력절약화 
     경로탐색부가, 소정의 확산부호의 부호길이보다도 적은 개수의 슬라이딩 상관기를 보유하고, 정합필터로 검출된 상관피크의 중심을 중심으로 한 위상에서 상관을 산출하고, 이 산출빈도를, 지연프로화일의 변화의 정도에 따라서 변화시킨다.
Patent KR-20020059961-A (KR)
Title: Phase detecting method for linear compressor
Inventor: YOO JAE YU
IPC: F04B17/00
Filed: 2001-01-09
Abstract: PURPOSE: A method for detecting phase of linear compressor is provided to reduce cost by detecting phase of signal with digital method. CONSTITUTION: A method comprises the steps of: a first step sampling a first analog signal and a second analog signal at regular period to detect a first zero voltage and a second zero voltage, respectively; a second step generating a first phase signal and a second phase signal by the first zero voltage and the second zero voltage detected in the first step; and a third step processing the first phase signal and the second phase signal generated in the second step with logical operation to detect phase difference signal.
Patent KR-20020060533-A (KR)
Title: Power delivery apparatus
Inventor: SHIN HWA SEONG
IPC: F16D41/12
Filed: 2001-01-11
Abstract: PURPOSE: A device for transmitting power is provided to actively transmit power between a driving gear and a driven gear, and to improve reliability by supplying frictional force between the driven gear and the clutch member. CONSTITUTION: A power transmitter comprises a driven gear rotated by removing power of a driving gear(40); a clutch member(60) selectively transmitting power of the driving gear into the driven gear; a gear tooth(41) formed on an outer circumference of the driving gear; a driving lib(43) protruded on the clutch member; protrusions(67a,67b) mounted on the clutch member corresponding to the driving lib; a middle boss(45) combined to a frictional boss(55) of the driven gear by being installed on a side portion of the driving gear; a latch gear(53) combined to a latch gear(63) of the clutch member; a hollow(60a) formed on the clutch member; a body(61) arranged on the clutch member; and a slant face(65) slantingly formed on the body. Thereby, the power transmitter improves reliability of the power transmitter by supplying frictional force between the driven gear and the clutch member.
Patent KR-20010035469-A (KR)
Title: Vending machine for advertisement and free-gift game and the operating system and method of vending machine using internet
Inventor: KIM JUN YUN
IPC: G07F17/00
Filed: 2001-02-16
Abstract: PURPOSE: A slot machine which is possible for advertisement and a free gift game, a system for managing a slot machine, and a method thereof are provided, which sell products through the slot machine, provide information and advertisement through internet, and can make the user enjoy the free gift game to promote the purchase. CONSTITUTION: The system for managing the slot machine which is possible for advertisement through the internet and the free gift game is characterized by comprising: a plurality of slot machines providing information and advertisement through the internet and products to the customers; a manager server providing the information, advertisement, and free gift game by being connected to the plurality of the slot machine, transferring the control signal of prize winning after identifying the same. The manager server discharges the products which the customer selects and repays the money inserted.
Patent KR-20020067374-A (KR)
Title: Manufacture device of non-p.v.c bag
Inventor: PARK JONG HYEON
IPC: B29D7/00
Filed: 2001-02-16
Abstract: PURPOSE: Provided is a manufacturing machine of non-PVC pack which automates the entire production process by unmanned automation method so that it enables to produce in large quantities. CONSTITUTION: The manufacturing machine of non-PVC pack comprises the parts of a film supply part(10) which supplies a non-PVC film by a roller(2,2'); a print part(20) which drives the printed press vertically and prints on the upper surface of the film; a punch part(30) wherein multiple punching pins(34) are combined at the upper press, and a hole is penetrated at the lower press(36); a heating part(40) wherein a heating press is vertically moved to adhere the punched film thermally; a cooling part(50) which cools the film by an upper and a lower compression sheet(54,56); a cutting part(60) which cuts the transmitted film to get one side open and internal side hollow; a first transfer part(70) which is extended by a guide rail(72) with plural air adsorption pads(74) placed at the upper part; a second and a third transfer part which are horizontally moved by a guide rail with plural air adsorption pads placed at the upper part; a conveyer(100) wherein a hose insertion rod with plural hose fixed pins is combined; a hose cutting and supply part which supplies the cut hose into the hose insertion rod of the conveyer; and a first, a second and a third heating part(120,130, 140) which adhere a part wherein the hose is inserted thermally by the hose cutting and supply part and the hose insertion rod of the conveyer.
Patent KR-20020068630-A (KR)
Title: Manufacturing method for display
Inventor: LEE SEONG HA
IPC: H01J11/40
Filed: 2001-02-21
Abstract: PURPOSE: A method of manufacturing a display device is provided to prevent contamination of the MgO layer. CONSTITUTION: A MgO layer(4) is deposited on the top surface of the dielectric layer which is deposited on the top surface of the upper substrate(1). A protection layer(5) is formed by coating liquid coatings on the upper surface of the MgO layer(4). The upper substrate(1) having the protection layer(5) is mounted on the chamber, and then the protection layer(5) is removed by using oxide plasma. The upper substrate and a lower substrate are sealed and air of discharge space is exhausted.
Patent KR-20010069431-A (KR)
Title: Confectionery making way that contain Herinacium Erinaceum extract
Inventor: KIM SANG MIN
IPC: A23G3/00
Filed: 2001-03-22
Abstract: PURPOSE: A method for preparing kinds of confectionery containing extract of fruit body of Hericium Erinaceum having abundant NGF(nerve growth factor) is provided to serve candy, tablet, granule, biscuit, cookie and Korean cookie effective for preventing senile dementia and promote the palatability of the confectionery. CONSTITUTION: The method includes the following steps of: (i) collecting fruit body of Hericium Erinaceum and washing the fruit body; (ii) lyophilizing or hot air drying the cleared fruit body to contain less than 1% of water; (iii) adding Vitamin E to the dried fruit body to promote the storage capacity and grinding the dried fruit body; (iv) getting kinds of confectionery by adding 0.05-50wt% of the mushroom extract to ingredients of the confectionery. The resulting kind of candy, tablet, granule, biscuit and cookie and Korean cookie contain 0.01-2% of the mushroom extract and 40-80% of maltose, 0.1-5% of the mushroom extract and 0.1-2% of Xylitol, 0.1-20wt% of the mushroom extract and 0.1-15wt% of oligosaccharide, 0.01-20wt% of the mushroom extract and 0.01-2wt% of propolis, and 0.1-50wt% of the mushroom extract respectively.
Patent KR-20020075133-A (KR)
Title: Modified T-shape PC slab which include service duct in the web of slab and method for constructing structure using the same
Inventor: YU SUNG YONG
IPC: E04C2/52
Filed: 2001-03-23
Abstract: PURPOSE: An improved T-shaped slab containing an equipped duct is provided to remove dead space under a beam. CONSTITUTION: The improved T-shaped slab containing an equipped duct comprises: a flange(6), as a rectangular concrete plate, whose both ends supported to rectangular PC beams(9',9") are thicker than the center of the beam; and a web(7) retreated inward from both ends to install the T-shaped PC slab(5) on the rectangular PC beam(9') and to form a dap(8) on both ends of the flange(6).
Patent KR-20020015934-A (KR)
Inventor: OONAKADO TAKAHIRO
IPC: H01L21/8247
Filed: 2001-04-04
Abstract: PURPOSE: To provide a semiconductor device, ensuring reliability of operation and capable of obtaining high yield by suppressing crystal defects in the silicon substrate. CONSTITUTION: A trench isolating oxide film 3 is formed in a groove formed on the silicon substrate 2. Floating gate electrodes 10a to 10d and control gate electrodes 12a to 12d are formed on the film 3. An opening 3a for exposing a surface of the substrate 2 is formed on a region interposed between the floating gate electrodes or the like. A BPTEOS film 16 is formed to embed the opening 3a and to cover the control gate electrode. A void 20 is formed in the inside of the opening 3a which is embedded by the film 16.