baber/WOPTO huggingface dataset:
Patent KR-20030030247-A (KR)
Title: Combustion chamber structure of diesel engine
Inventor: CHOI MIN SEON
IPC: F02B3/06
Filed: 2001-10-09
Abstract: PURPOSE: A combustion chamber structure of a direct injection type diesel engine is provided to achieve optimized combustion by improving swirl and accomplishing uniform mixing of fuel and air. CONSTITUTION: A piston(1) includes a W-shaped groove combustion chamber(2) formed at the piston head portion. The W-shaped groove combustion chamber has a protrusion formed at the center of the W-shaped groove combustion chamber, and a plurality of tumble forming grooves(5) formed along a side wall(4) of the edge of the combustion chamber. The tumble forming grooves are formed to correspond to the number and injection position of the nozzle holes of a fuel injection nozzle.
Patent KR-20030032115-A (KR)
Title: Satellite antenna system for loading up a transporter
Inventor: CHO IL IN
IPC: H01Q3/00
Filed: 2001-10-10
Abstract: PURPOSE: A satellite antenna system mounted on a mobile body is provided to reduce a size of an antenna by using a broadband antenna having a gradient beam of 45 degree. CONSTITUTION: An antenna portion(10) is formed with the first and the second gradient beam antennas(11,12) to receive signals from a satellite and convert the received signals to satellite broadcasting signals and communication signals. A down conversion portion(20) converts the satellite broadcasting signals and the communication signals to intermediate frequency signals. A sequential beam steering comparison portion(30) distributes the down-converted satellite broadcasting signals and communication signals and synthesizes selectively the distributed satellite broadcasting signals and communication signals. A rotary joint(40) transfers a signal having a function for receiving a satellite signal from the sequential beam steering comparison portion to a satellite broadcasting receiver(50) and supplies the power to the antenna portion and a control portion(60). A position sensor(80) is used for outputting a position signal for orienting a predetermined direction. The control portion controls a selective signal synthesis operation of the sequential beam steering comparison portion, determines a position of the satellite by using the position signal of the position sensor, and performs a satellite tracking function by using a satellite tracking of the sequential beam steering comparison portion.
Patent KR-20030031251-A (KR)
Title: Evaluation item matching type game operation method and Consulting information furnish method linkage the same
Inventor: CHUN JEONG HYEON
Filed: 2001-10-12
Abstract: PURPOSE: A method for operating a game combined with an evaluation item and a consulting information providing method linked with the same are provided to enable a user buying the game to correctly evaluate the mental/aptitude/intelligence degree of a gamer by constructing a game module environment for producing evaluation information according to a result of a game event. CONSTITUTION: A game execution event occurred from an operating system is checked(S101). If the game execution event is occurred, a game execution window is outputted and it is judged that a game execution instruction matched with the game execution window is inputted from the operating system(S107). If the game execution instruction is inputted, the game event is advanced according to the game execution instruction and the game history information according to the advance of the game event is stored and updated(S109). It is judged that an evaluation result confirmation event is occurred from the operating system(S113). If the evaluation result confirmation event is occurred, the evaluation information is generated by extracting the game history information and outputs it to the operating system(S116).
Patent KR-20030034856-A (KR)
Title: Hybrid apparatus of Raman fiber amplifier and semiconductor optical amplifier
Inventor: LEE DONG HAN
IPC: H01S5/50
Filed: 2001-10-29
Abstract: PURPOSE: An apparatus for coupling between Raman optical fiber amplifier and a semiconductor optical amplifier is provided to increase the output by using Raman gain, to increase the performance by lowering the noise index and easily control Raman optical amplifying bandwidth by easily converting the gain bandwidth of the semiconductor amplifier and changing the wavelength of the pump laser diode by controlling the energy gap of the semiconductor, thereby easily obtaining a gain at the new bandwidth not obtained from a conventional erbium doped fiber amplifier(EDFA). CONSTITUTION: An apparatus for coupling between Raman optical fiber amplifier and a semiconductor optical amplifier includes a laser diode chip(201) for generating a laser beam and for illuminating the laser beam for the Raman optical amplification, a wavelength division multiplexing block for passing the signal light inputted thereto and for illuminating the laser light beam illuminated from the laser diode chip(201) in the reverse direction of the inputted signal light and a semiconductor optical amplification chip(216) connected to the laser diode chip(201) and the wavelength division multiplexing block without employing an optical fiver for amplifying the optical signal illuminated from the wavelength division multiplexing block, wherein the laser diode chip(201), the wavelength division multiplexing block and the semiconductor optical amplification chip(216) are packaged into one.
Patent KR-20030037996-A (KR)
Inventor: KIM GEON
IPC: H01L21/324
Filed: 2001-11-08
Abstract: PURPOSE: A thermal boat for a vertical furnace is provided to minimize the contact portion between the rear surface of a wafer and a support part of the thermal boat while annealing by improving the structure of the support part. CONSTITUTION: A thermal boat of a vertical furnace is provided with a disc-type lower panel(100), a disc-type upper panel(102), a plurality of support pillars(104) for connecting between the disc-type lower and upper panel(100,102), and a plurality of support parts(106) attached and spaced apart from each other on each support pillar. At this time, the upper surface of the support part(106) slopes upward from the support pillar(104). Preferably, the upper surface of the support part(106) has a slope of 1-30 degree upward.
Patent KR-20020074053-A (KR)
Inventor: FUJII KENTARO
IPC: B01J19/08
Filed: 2001-11-12
Abstract: PURPOSE: To provide an ion generator preventing short-circuits while obtaining an electric field sufficient for ion generation between an electrode needle and a counter electrode. CONSTITUTION: The creeping route A (passing through an air jetting port 13a) of a shortest distance and a route B (not passing through the air jetting port 13a) between the electrode needle 3 and a counter electrode plate 4 are formed. The distances of the creeping routes A and B are practically increased by two flange parts 17 formed on a sleeve 906 and the flange part 19 formed on the end part of the outer cylinder part of an electrode unit 8.
Patent KR-20030039493-A (KR)
Title: Mathod of controlling knock for an engine in vehicles
Inventor: HONG JIN WON
IPC: F02D45/00
Filed: 2001-11-13
Abstract: PURPOSE: A method for controlling knock of an automobile engine is provided to optimize durability of the engine. CONSTITUTION: A method comprises the steps of: a first control step(S100,S110,S120,S130,S140,S150,S160,S170) determining knock occurs continuously, if an area in which ignition timing is delayed under reference value exists, based on number of occurrence, and repeatedly tardily controlling ignition timing by fixed value over the whole area until ignition timing is not delayed under the reference value when knock occurs at intervals shorter than reference value frequently over reference frequency; and a second control step(S210,S220,S230,S240,S250) estimating RON(Research Octane Number) of fuel currently used after reference time has passed while number of tardy control is over reference value, when ignition timing is returned to an area over the reference value by the first control step, warning a driver, and returning ignition time to the original state. The method actively controls ignition timing to prevent damage of an engine due to extreme knock even when gasoline with low octane value is injected.
Patent KR-20030045984-A (KR)
Title: Wireless communication card device of combo style
Inventor: LEE SANG HEON
IPC: H04B1/50
Filed: 2001-12-03
Abstract: PURPOSE: A combo-type wireless communication card device is provided to integrate a CDMA communication module supporting wideband wireless communication with a wireless LAN communication module supporting LAN wireless communication, thereby supplying a communication mode appropriate for a specific communication environment. CONSTITUTION: A CDMA communication processor(100) transceives, modulates, and demodulates a CDMA signal. A wireless LAN communication processor(200) transceives, modulates, and demodulates a wireless LAN signal. A communication control processor(300) controls operations of the CDMA communication processor(100) and/or the wireless LAN communication processor(200) according to a command of a host(400). An interface(600) accesses the host(400). The communication control processor(300) comprises as follows. A communication mode controller(310) controls a communication mode to perform CDMA communication and/or wireless LAN communication. A protocol stack(320) implements a protocol of a signal transceived between the communication mode controller(310) and the host(400). A VoIP processor(330) processes a digital voice signal from the protocol stack(320).
Patent KR-20030045571-A (KR)
Title: Common Board for debugging a Program
Inventor: PARK HO GYU
IPC: G06F11/28
Filed: 2001-12-04
Abstract: PURPOSE: A common board for debugging a program is provided to support various communication protocols, to have a PCB(Printed Circuit Board) standard suitable to a VME(VERSA Module Eurocard) standard rack, and to process an analog and a TTL(Transistor-Transistor Logic) signal. CONSTITUTION: A generalized communication port(210) receives a target program and communicates with a target board by realizing various protocols. A CPU(220) performs an operation process of the target program received by the generalized communication port(210). A converter(230) converts a digital signal generated by the CPU(220) into the analog signal and outputs it, and converts the analog signal inputted from the outside into the digital signal and outputs it. A TTL signal I/O(Input/Output)(240) converts an internal signal outputted from the CPU(220) into a latched TTL signal and outputs it, and converts the TTL signal inputted from the outside into the internal signal and recognizes it. A pair of connectors(250) regularize the signal outputted from the CPU(220), the converter(230), and the TTL signal I/O(240), and interface it with an external device.
Patent KR-20030050362-A (KR)
Title: Flip up glass hinge structure of tail-gate
Inventor: SON HO GEON
IPC: B60J1/18
Filed: 2001-12-18
Abstract: PURPOSE: Hinge structure for a flip-up glass of a tailgate is provided to simplify the exterior of the tailgate by preventing the structure of a hinge part of the flip-up glass from being exposed to the outside and by using the hinge part of the flip-up glass in common with a hinge part of the tailgate. CONSTITUTION: In hinge structure for a flip-up glass(20) of a tailgate(10), the tailgate rotating vertically through a hinge pin(11) is disposed to a rear vehicle body(1), and the flip-up glass, installed to cover or open an opening formed to the tailgate, rotates in the same direction with the tailgate. The length of the hinge pin is extended, and a glass bracket(20a) is rotatably installed to an extended part. The end of the flip-up glass is installed to the glass bracket. The hinge pin is disposed inside the flip-up glass. The tailgate and flip-up glass use the hinge pin in common and rotate through the hinge and thus, the cost of parts is reduced.
Patent KR-20030054426-A (KR)
Inventor: KIM GYEOL SIL
IPC: C21D8/10
Filed: 2001-12-24
Abstract: PURPOSE: A high strength linepipe steel with excellent resistance against hydrogen-induced cracking and a method for manufacturing the steel are provided. CONSTITUTION: The method includes the steps of heating a steel slab comprising C 0.05 to 0.07 wt.%, Mn 1.4 to 1.5 wt.%, 0.3 wt.% or less of Si, Cu 0.2 to 0.3 wt.%, Ni 0.5 to 0.7 wt.%, Mo 0.5 to 0.7 wt.%, V 0.04 to 0.05 wt.%, Ti 0.01 to 0.02 wt.%, 0.015 wt.% or less of P, 0.005 wt.% or less of S, a balance of Fe and incidental impurities at 1150 to 1250°C; hot rolling the steel slab, wherein finish delivery temperature is higher than 900°C; directly quenching the hot rolled steel sheet at a cooling rate of greater than 20°C/sec to room temperature; and tempering it at 600 to 650°C.
Patent KR-20030055623-A (KR)
Title: The Searching method of initial synchronous
Inventor: EUN JONG WON
IPC: H04B1/76
Filed: 2001-12-27
Abstract: PURPOSE: A method for searching initial synchronization using a dummy code is provided to locate a dummy code delivery region within a frame for searching the initial synchronization, and to deliver a dummy code if traffic does not exist, to adjust the initial synchronization, thereby quickly searching the initial synchronization with simple hardware structure. CONSTITUTION: If a network synchronization transmission terminal enters a dummy code delivery region, the terminal checks a mode(405) and confirms whether a busy mode is set(406). If so, the terminal cancels delivery of a dummy code. If the busy mode is not set, the terminal checks a timer(407), and decides whether one of data regions is a dummy code region(408). If so, the terminal delivers the dummy code(409). If the region is not the dummy code region, the terminal rechecks the timer(407). The terminal checks the timer(410), and confirms whether the region is a synchronous region(411). If so, the terminal delivers a synchronous code(412).
Patent KR-20020055576-A (KR)
Inventor: BEKRENEV IGOR
IPC: F01D11/24
Filed: 2001-12-27
Abstract: PURPOSE: A platform arrangement in an axial-throughflow gas turbine with improved cooling of the wall segments and a method for reducing gap losses are provided to reduce losses of a guide vane platform forming an inner contour of a flow channel in the axial gas turbine and the gap, and to improve the cooling of wall segments. CONSTITUTION: A platform arrangement in an axial-throughflow gas turbine with improved cooling of the wall segments and a method for reducing gap losses are composed of forming an inner contour of a flow channel(13) at least predominantly by guide vane platforms(9,10) and arranging transitional regions(16) between the platforms within a cavity(12) formed by continuous sealing ribs(3,4) of a shroud(2). The guide vane platforms possess prolongations(9',10') on both sides in the direction of a respectively adjacent moving blade row(1) and extend into a region delimited by the sealing ribs. Guide vane carriers(14,15) are designed as a hollow profile, and cooling air acts at least partially on wall voids(17,18,19) formed between a stator housing(5) and platforms. The cooling air is introduced at least from the wall void into the cavity of the shroud under a pressure in the surrounding flow channel.
Patent KR-20030056222-A (KR)
Title: multi type conversion trim punch
Inventor: KIM JONG HYEOK
IPC: H01L21/48
Filed: 2001-12-27
Abstract: PURPOSE: A multi-type conversion trim punch is provided to be capable of reducing the time for replacing the trim punch by forming cutting parts at the lower and upper portion of the trim punch, respectively so as to reduce manufacturing cost and time to exchange the trim punch. CONSTITUTION: A trim punch(10) is capable of cutting a dam bar of a semiconductor package. The first cutting part(11) having a plurality of cutting blades is formed at one side of the trim punch(10). The second cutting part(12) having a plurality of cutting blades is formed at the other side of the trim punch(10). A pair of connecting portions(13) are formed at the peripheral portion of the center of the trim punch(10). The connecting portions are inserted at a pie housing, wherein the pie housing is capable of upwardly and downwardly inducing the motion of the trim punch(10).
Patent KR-20030057709-A (KR)
Title: Image sensor and method for fabricating the same
Inventor: HWANG JUN
IPC: H01L27/146
Filed: 2001-12-29
Abstract: PURPOSE: An image sensor and a method for manufacturing the same are provided to be capable of restraining the reduction of photo sensitivity due to a photodiode having a relatively small area compared to a unit pixel. CONSTITUTION: An n- diffusion layer is formed in a p- epitaxial layer(32). At this time, the n- diffusion layer includes the first n- diffusion layer(33) and the second n- diffusion layer(41) formed on the first n- diffusion layer, wherein the first n- diffusion layer(33) has a relatively large area compared to the second n- diffusion layer(41). A p0 diffusion layer(43) is formed on the second n- diffusion layer(41). A gate electrode(39) is formed on the p- epitaxial layer(32) to align one edge of the second n- diffusion layer(41). An n+ floating diffusion region(45) is formed in the surface of the p- epitaxial layer(32) to align the other edge of the gate electrode. The first and second field oxide layer(38a,38b) are formed in the p- epitaxial layer through the n- diffusion layer. A fully depletion is formed in the n- diffusion layer including the first and second n- diffusion layer(31,41).
Patent KR-20030058022-A (KR)
Title: Waste treatment apparatus
Inventor: CHUNG EUN SU
IPC: B09B1/00
Filed: 2001-12-29
Abstract: PURPOSE: A waste treating apparatus is provided, which can treat waste on the spot of waste disposed by steps of crushing, washing, drying and packing, so that can save costs of transporting and final disposal. CONSTITUTION: The waste treating apparatus comprises a plurality of hoppers(11,12,13,14,15) for receiving sorted waste; a plurality of chutes(21,22,23,24,25) for feeding waste from hoppers to crushers; a crushing device(30) for crushing bottles and cans; a washing device(40) for washing the crushed bottle and can; a drying device(50) for drying the washed waste; a first packing device(60) for packing the dried waste; a first crushing device(70) for crushing waste of plastics and paper; a second crushing device(90) for crushing general waste; a second packing device(80); and open/closing device(101-107) installed at chutes.
Patent KR-20010053499-A (KR)
IPC: H01R13/533
Filed: 2000-05-05
Abstract: Stranded cable conductors, especially their connecting joints with electrical components, are damaged during use in aggressive surroundings, for example in fuels. Protective measures, such as shrinkable tubes or protective coatings, do not ensure adequate protection however. With the novel process, stranded cable conductors and their connecting joints with electrical components are to be protected against the attack of aggressive media. With the process according to the invention, stranded cable conductors are encapsulated in a fuel-resistant plastic, the encapsulation not covering the entire length of the stranded cable conductor but the region which is exposed to aggressive media. The process does not require any pretreatment of the stranded cable conductors.
Patent KR-20010071983-A (KR)
Title: 수동펌프부착 용기
IPC: B05B11/00
Filed: 1999-07-23
Abstract: 용기를 거꾸로 세워 사용할 때에, 용기 본체내의 부압방지를 위해 받아들여진 외기가 바이패스관내에 침입하는 것을 방지하고, 내부 용액이 정상적으로 원활한 배출동작을 얻을 수 있도록 하는 것을 목적으로 하며, 수동펌프(1)로의 내부 용액의 공급을, 용기 본체(50)를 바로 세운 자세와 거꾸로 세운 자세의 변화에 따라서 전환하는 전환밸브(20)를 설치함으로써, 거꾸로 세운 상태에서도 내부 용액의 가압배출을 가능하게 한 수동펌프부착용기에 있어서, 부압방지를 위해서 외기를 용기 본체(50)내로 도입하는 통로의 용기 본체(50) 안쪽 개구를, 캡체(40)의 뒷부분에 위치시킴과 동시에, 전환밸브(20)를 앞쪽 아래로 경사시켜서 캡체(40)의 하부에 장착하여, 내부 용액속을 기포가 되어 떠오르는 외기가, 전환밸브(20)의 내부 용액 흡입을 위한 관통구멍(26)에 가까이 가지 않도록 하고, 또한 전환밸브(20)의 역지밸브의 밸브시트로의 착석을 안정적으로 확보하기 쉽도록 하였다.
Patent KR-20010079963-A (KR)
Title: Device for Treatment of Biological Fluid
IPC: C02F1/32
Filed: 1999-10-04
Abstract: The present invention relates to a method and apparatus for effective inactivation of micro-organisms in fluids with relatively high absorbance so as to limit damage. The apparatus has a large diameter passage (2) flow-through UV radiation system with a static mixer system (11) providing an intensive fluid flow mixing within an irradiation area in which the fluid flow is controlled to provide a flow rate not less than a minimum flow rate corresponding to a maximum fluid residence time within said irradiation area required for efficient mixing, and a maximum flow rate providing a minimum residence time for effective inactivation.
Patent KR-20010075621-A (KR)
IPC: A61P25/00
Filed: 2000-08-11
Abstract: 각종 양태에 있어서의 본 발명은 세포가 추가로 손상되는 것을 막기 위해 세포변성 질환이 있는 피검자 중의 세포 집단에 에스트로겐 화합물의 에난티오머를 제공하는 것을 포함하여, 세포를 보호하고 질환을 치료하는 방법을 제공한다.  세포변성 질환의 예로는 발작 및 신경변성 질환이 있다.
Patent KR-20010099765-A (KR)
IPC: H04W4/14
Filed: 1999-10-22
Abstract: 단문 서비스(SMS) 네트워크(100)는 홈 로케이션 레지스터(HLR)(102) 및 이동 교환 센터(MSC)(103)를 포함하는 기존의 네트워크 요소의 변경없이 하나 이상의 단문 서비스 센터(SMSC)가 개개의 가입자에 서비스할 수 있게 한다.  SMS 네트워크의 HLR은 가입자가 가용상태가(108) 되었을 때 SMS 네트워크 내 복수의 SMSC 중 소정의 한 SMSC에 SMS 통지(SMSNOT) 신호(105)를 보낸다.  이어서 복수의 SMSC 각각은 의도된 가입자에 단문을 배송하고 모든 SMSC가 각각의 미배송 단문을 배송할 때까지 SMSC의 서로 간에 통지 신호(111)를 전송한다.  SMSNOT가 전송되는 다음 SMSC(101')는 고정적으로 및/또는 동적으로 결정될 수 있다.
Patent KR-20010082321-A (KR)
Title: 집적 회로 동작 모드를 종료시키거나 또는 변경하기 위한경계 주사 방법
IPC: G06F11/22
Filed: 1999-07-29
Abstract: 집적 회로의 반도체 칩의 시스템 논리 회로(OCSL; on-chip system logic)의 상태를 변경하기 위한 JTAG 경계 주사 방법은 서로 다른 기능들 중에서, 소정의 명령 세트(80, 89)가 명령 레지스터의 내부로 로딩된 후 실행되는 것을 허가하는 상태 머신의 이용에 의해 변경되고 있다. 상기 소정의 명령(80, 89)은 특정한 다른 이전의 명령 실행 후에 순차적으로 실행되도록 설계된다. 상기 명령(80, 89)은 상기 OCSL을 하나의 상태에서 다른 상태로 변경시키고 장치 전체의 리셋을 필요로 함이없이 상기 상태의 변경을 가능하게 한다. 본 발명의 부가적인 명령은 상태 변경 기능의 종료가 집적 회로 내에서 자체 타이밍되는 부수적인 동작 모드를 갖도록 생성되고 있다. 또한, 부가적인 명령은 상기 상태 머신의 내부에서 명령 실행의 구현을 제어한다.
Patent KR-20010099981-A (KR)
Title: 글리옥실산 에스테르 또는 이의 수화물의 제조방법
IPC: C07B53/00
Filed: 1999-12-06
Abstract: 본 발명은 
     글리옥실산 에스테르 헤미아세탈을 촉매의 존재하에 알콜과 직접 에스테르교환반응시키는 단계(a) 또는 
     먼저, 글리옥실산 에스테르 헤미아세탈을 상응하는 글리옥실산 에스테르 아세탈로 전환시키고, 이어서 이를 촉매의 존재하에 알콜과 에스테르교환반응시키는 단계(b) 및 
     단계(a)와 단계(b) 이후에, 아세탈을 개열시켜 목적하는 유리 글리옥실산 에스테르 또는 이의 수화물을 수득함을 포함하는, 글리옥실산 에스테르 헤미아세탈로부터의 글리옥실산 에스테르의 제조방법에 관한 것이다.
Patent KR-20010101357-A (KR)
Title: Stent grafts with bioactive coatings
IPC: A61L31/10
Filed: 1999-12-30
Abstract: Stent grafts are provided comprising an endoluminal stent and a graft, wherein the stent graft releases an agent which induces the in vivo adhesion of the stent graft to vessel walls, or, otherwise induces or accelerates an in vivo fibrotic reaction causing said stent graft to adhere to vessel wall. Also provided are methods for making and using such stent grafts.
Patent KR-20010101479-A (KR)
IPC: H04M1/00
Filed: 2000-01-11
Abstract: 외부 부속품이 부속품 포트에 결합된 때를 검출하고, 또한 상기 외부 부속품의 종류를 식별하기 위해, 부속품 포트 (136) 및 프로세서 (114) 를 갖는 무선통신장치 (100).     데이터 라인 (208) 은, 외부 부속품을 무선통신장치에 접속하며, 이 데이터 라인은 부속품 포트내의 펄스부호변조(PCM) 포트의 일부분으로 된다.     이 프로세서는, 무선통신장치에 외부 부속품이 결합될 때를 나타내는 외부 부속품에 의해 송신된 신호를 포함하는, 상기 데이터 라인 상의 활동을 감지한다.     또한, 이 프로세서는, 외부 부속품과 관련된 식별 데이터를 감지하며, 이 식별 데이터는 외부 부속품의 식별 코드를 포함한다.     이 프로세서는 클록 신호를 생성하고, 외부 부속품은 클록 신호에 응답하여 데이터 라인 상에서 무선통신장치에 식별 데이터를 송신한다.     이러한 방법으로, 프로세서는 송신된 식별 데이터를 반복적으로 감지한다.     부속품 포트내의 입력 라인은, 외부 부속품이 무선통신장치에 외부 전원을 공급하는지의 여부를 나타내는 전압을 캐리한다.     외부 부속품에 의해 송신된 식별 코드는, 복수의 외부 부속품들에 대응하는 저장 코드와 비교되어, 무선통신장치에 결합된 외부 부속품을 식별하게 된다.
Patent KR-20010108105-A (KR)
IPC: H01L21/205
Filed: 2000-11-17
Abstract: 본 발명은, 스트레인을 처리하고 전도성을 향상시키고 더 장파장 발광을 제공하기 위해,  게르마늄(Ge), 실리콘(Si), 주석(Sn) 및/또는 산소(0)와 같은 도너 도펀트들를 갖는 Ⅲ-Ⅴ질화물의 n 타입 디바이스층 및/또는 마그네슘(Mg), 베릴륨(Be),아연(Zn) 및/또는 카드뮴(Cd)과 같은 억셉터 도펀트들을 갖는 Ⅲ-Ⅴ질화물의 p 타입 디바이스층을 동시에 또는 도핑 초격자 구조로 갖는 반도체 디바이스를 제공한다.
Patent KR-20020003191-A (KR)
IPC: B01J19/02
Filed: 2000-01-24
Abstract: 본 발명은 정제탑의 다이 플레이트 교체용 장치에 관한 것이다.  용융된 비스페놀A는 다이 플레이트에 위치해 있는 여러개의 다이에 의해 정제탑 내로 삽입된다.  상기 비스페놀A는 정제를 생성하기 위하여 주위 온도로 냉각된다.  본 발명은 또한 상기 장치의 자동 교체를 위한 방법에 관한 것이다.