baber/WOPTO huggingface dataset:
Patent KR-20020033748-A (KR)
IPC: F02D41/02
Filed: 2000-07-19
Abstract: 본 발명은 스로틀 밸브(11)에 의하여 공기가 흡입될 수 있고 제1 작동 모드에서 흡기 단계 중에 또는 제2 작동 모드에서 압축 단계 중에 분사 밸브(9)에 의하여 연료가 직접 분사되어 점화 플러그(10)에 의하여 점화될 수 있는 연소실(4)을 구비한 엔진(1), 특히 차량 엔진에 관한 것이다.  공기/연료 혼합기가 탱크 통기부(15, 16, 17)에 의하여 연소실(4) 내로 공급될 수 있다.  제어 장치(18)에 의하여, 엔진(1)은 제2 작동 모드에서 스로틀 밸브(11) 및 탱크 통기부(15, 16, 17)에 의하여 희박한 공기/연료 혼합기가 연소실(4) 내로 흡입되어 연소실(4) 내로 추가로 분사되어 점화되는 연료에 의하여 점화되도록 제어 및/또는 조절된다.
Patent KR-20020042824-A (KR)
IPC: B01D11/02
Filed: 2000-09-04
Abstract: 바이오매스 추출 순환에 있어서, 개선된 증발기가 요구된다. 증발기(12)는 액체 용매/바이오매스 혼합물을 위한 유입구를 포함하며, 유입구는 분사 노즐(27)을 포함한다. 증발기(12)는 가열된 용기 벽(20a, 20b)를 포함한다. 용매/바이오매스 혼합물이 노즐(27)을 통해 흐르는 경우, 압력 강하로 인하여 일부 용매가 휘발된다. 가열된 벽(20a, 20b)은 용매 잔부를 휘발시킨다. 용매 증기는 재순환시 증발기(12)로 부터 배출된다. 액체 바이오매스 추출물은 배출하기 위해 용기 저부에서 수집하여 후속적으로 사용된다.
Patent KR-20020043596-A (KR)
IPC: H01M4/505
Filed: 2000-07-26
Abstract: 본 발명은 용매 및 용액을 포함하는 전해질을 갖는 전기 화학 전지를 제공하며, 상기 용매는 리튬 염을 포함하고, 용매는 락톤 군으로부터 선택된 유기 용매를 포함한다.
Patent KR-20020062926-A (KR)
Title: 휴대용 전자책의 페이지 디스플레이 뷰를 효율적으로 생성및 전환하는 시스템 및 방법
IPC: G06F17/21
Filed: 2000-07-18
Abstract: 본 발명은 휴대용 전자책의 페이지 디스플레이 뷰를 효율적으로 생성 및 전환하는 시스템 및 방법을 제공한다.  상기 방법은, 복수의 도서 뷰를 포함하는 전자책 2진 파일(325)을 생성하는 단계를 포함하며, 복수의 도서 뷰의 각각은, 특정 폰트 포인트 크기를 갖는 폰트의 독서자료 내용을 나타내는 페이지 디스플레이 이미지(305)를 생성하는데 필요한 정보를 포함한다.  상기 방법은 전자책 2진 파일을 분석하는 단계 및 독서자료의 내용을 나타내는 페이지 디스플레이 이미지(320)를 생성하는 단계를 더 포함한다.
Patent KR-20020062774-A (KR)
Title: Method and Device for Cooling a Hot Reactor Gas, For Example in the Production of Phthalic Anhydride
IPC: C07C51/265
Filed: 2000-12-29
Abstract: Cooling of a hot reaction gas prior to its entry into a separator (121) is such that a heat-exchanger (127) containing a flowing cooling medium is provided, the hot gas being led through the exchanger.
Patent KR-20030016214-A (KR)
IPC: A61P1/00
Filed: 2000-12-22
Abstract: 본 발명은 활성 성분으로서 호중구 엘라스타제 억제제 및 sPLA 2 억제제를 포함하는, 포유동물에서의 염증성 질환 또는 호흡기 질환의 치료를 위한 제약 조성물에 관한 것이다.
Patent KR-20020075919-A (KR)
IPC: F28F3/02
Filed: 2001-02-07
Abstract: 마이크로프로세서를 위한 방열 장치는 열 전도 기부로부터 상향으로 연장하는 복수의 휜 구조를 갖는 열 전도 기부를 포함한다.  제1 표면을 갖는 복수의 휜 구조는 방열 장치의 주어진 체적을 위하여 방열 장치의 대류 표면적을 증가시켜 방열 장치로부터의 열 분산을 증가시키기 위하여 복수의 표면적 증대(enhancer) 구조를 포함한다.
Patent KR-20030032924-A (KR)
Title: Process for the preparation of phosphorothioate triesters
IPC: C07H19/10
Filed: 2001-02-23
Abstract: A process for the synthesis of a phosphorothioate triester is provided. The process comprises the coupling of an H-phosphonate with an alcohol in the presence of a solution comprising both a coupling agent and a sulfur transfer agent. Preferably, the H-phosphonate and alcohol are protected nucleosides or oligonucleotides.
Patent KR-20030015269-A (KR)
IPC: C07C17/20
Filed: 2000-06-12
Abstract: 불소화 벤젠을 제조하는 방법이 제공된다.  상기 방법은 (a) 클로로벤젠 출발 물질을 출발 물질로부터 염소 치환기를 제거하고 F를 금속 불화물 조성물로부터 출발 물질로 이동시키기에 충분한 175℃ 이상의 온도에서 화학식 (AgF)(MF 2 ) x (이때, M은 Mn, Fe, Co, Ni, Cu, Zn 및 이들의 혼합물로 이루어진 군으로부터 선택되고 x는 0 내지 1의 수임)의 금속 불화물 조성물에 접촉시키고(이로써 y가 0.01 내지 1의 수인 화학식 AgF 1-y 의 은 성분을 포함하는 환원된 금속 불화물 조성물이 제조됨); (b) (a)의 환원된 금속 불화물 조성물을 HF 존재하에서 산화시켜 화학식 (AgF)(MF 2 ) x 의 금속 불화물 혼합물 조성물을 재생시키며; (c) (b)의 재생된 금속 불화물 조성물을 (a)로 재사용하는 것을 포함한다.
Patent KR-20040000295-A (KR)
IPC: H04L12/40
Filed: 2002-04-24
Abstract: 각종 채널의 오디오데이터에 대응 가능한 전송방식의 실현이다.    송신측에서는, n채널에서 구성되는 데이터를, m채널(n m)의 데이터를 격납 가능한 블록에 배치하는 블록화 처리를 행하는 동시에, 각 블록내에 있어서 유효데이터가 배치되어 있지 않은 채널을 판별할 수 있는 판별정보가 포함되어 있도록 하여 소정의 전송포맷에 합치한 송신데이터 스트림을 생성하고, 송출한다.    수신측에서는, 수신된 소정의 전송포맷의 데이터 스트림에 포함되는 판별정보에 의거하여, 데이터 스트림을 구성하는 각 블록내에 있어서 유효데이터가 배치되어 있지 않은 채널을 판별하고, 유효로 되는 각 채널데이터를 추출한다.
Patent KR-20030036218-A (KR)
IPC: C07H21/00
Filed: 2001-06-12
Abstract: 본 발명은 하나 이상의 β-시아노에틸 그룹을 올리고뉴클레오티드 또는 올리고뉴클레오티드 유사체로부터 제거하는 동안 합성 올리고뉴클레오티드 또는 올리고뉴클레오티드 유사체가 개질되는 것을 방지하는 방법에 관한다. 상기 방법은 올리고뉴클레오티드 또는 올리고뉴클레오티드 유사체를 하나 이상의 t-부틸아민과 같은 아크릴로니트릴 보집제가 있는 염기성 용액에 하나 이상의 β-시아노에틸 프로텍팅 그룹 제거에 충분한 온도에서 충분한 시간동안 접촉시키는 것을 포함한다. 본 발명은 또한 합성 올리고뉴클레오티드 또는 올리고뉴클레오티드 유사체의 제조 방법에 관한다.
Patent KR-20030008156-A (KR)
IPC: H01L21/768
Filed: 2002-04-10
Abstract: 본 발명은 공기 공간에 의해 서로 분리되어 있는 금속 영역을 구비한 전자 디바이스를 제조하는 방법을 제공한다.  이 방법에서, 금속 영역을 도포하기 전에 제 1 절연층, 시드층 및 제 2 절연층이 제공된다.  시드층 및 제 2 절연층은 금속 영역의 제공 후에만 제거된다.  상기 방법은 멀티레벨 상호접속 구조물의 제조 및 마이크로 전자기계적 소자의 제조에 바람직하게 적용될 수 있다.
Patent KR-20030011921-A (KR)
IPC: G05B19/00
Filed: 2001-05-29
Abstract: 본 발명에 따라, 한 구체화에서 기계 상태에 응답하는 적합한 제어 계측이 구현되는, 기계 상태 분류화를 사용하여, 회전하는 장비의 제어 및 감시를 위한 시스템 및 방법이 제공된다. 본 발명은 신경망 및 가중 거리 분류자를 사용하여 기계 부재를 감시하기 위한, 컴퓨터에 의해 구현된 방법을 제공한다. 이 방법은, 부재의 조작 특정을 측정하는 센서를 위한 후보 데이터 특징의 미리결정된 셋트를 참조하며,  실시간에 사용된 특징들의 서브셋트를 유도하여, 등급 가맹 파라미터 값을 결정한다. 분류 데이터베이스는, 기계 부재의 감시가 실시간에 계속되더라도, 이형 측정이 될 때 업데이트된다. 본 발명은 또한 분류할 때 사용하기 위한 무차원 피크 진폭 데이터 특징과 무차원 피크 분리 데이터 특징을 제공한다. 조작 부재 상태 분류를 위한 조직화된 데이터논리적 툴박스에 대해서도 기재되어 있다.
Patent KR-20040062299-A (KR)
Inventor: KIM DEOK YONG
IPC: H01L21/66
Filed: 2003-01-02
Abstract: PURPOSE: An apparatus and a method for detecting a defect of a wafer are provided to detect a defective state by comparing primitive data with a threshold region instead of a single threshold value. CONSTITUTION: The light is applied to a surface of a substrate including a plurality if device units(S100). The image information for each pixel in each unit device is formed by sensing the light reflected from the surface of the substrate(S200). Primitive data are formed by subtracting the image information of a corresponding pixel of the device unit adjacent to the device unit of a defective pixel from the image information of the defective pixel(S300). A threshold region is set up(S400). The primitive data are compared with the threshold data(S500). The primitive data are decided as defective data if the primitive data is included in the threshold region(S600).
Patent KR-20040063211-A (KR)
Inventor: SIM HYO SEON
IPC: G06F13/00
Filed: 2003-01-06
Abstract: PURPOSE: A method for recognizing an embedded PCMCIA(Personal Computer Memory Card International Association) card is provided to recognize a function block having a PCMCIA interface by virtually generating a card detection signal in a software method not a hardware method in case that a mobile terminal uses the embedded PCMCIA interface. CONSTITUTION: A variable indicating the attachment of the PCMCIA card is set. It is judged that the PCMCIA card is inserted or removed by receiving a recognition signal process request for recognizing the PCMCIA card(201). After updating a value of the variable based on a judging result(203,207), a recognition result of the PCMCIA card is processed by generating an interrupt to a GPIO(General Purpose Input Output)(205,209).
Patent KR-20040064395-A (KR)
Title: Functional yuja cheong(honey citron) containing diet enzyme, herb medicines and functional materials
Inventor: SON YOUNG SUK
IPC: A23L19/00
Filed: 2003-01-11
Abstract: PURPOSE: Functional Yuja cheong(honey citron) containing diet enzyme, herb medicines and functional materials is provided, which stimulates immune system and lymph system to prevent and recover diseases, inhibits aging and improves immunity in animals and plants without side effects. CONSTITUTION: The method for preparing the functional Yuja cheong(honey citron) containing diet enzyme, herb medicines and functional materials comprises the steps of: fermenting a mixture of grains such as cowpea, oats, buckwheat, Chinese millet, rice, barley, job's tear, foxtail millet and bean, fruits such as apple and grape, carbohydrates such as potato, sweet potato, burdock, hemp, sugar, starch and arrowroot starch, and sugarcane, pulp and alcohol to prepare vinegar containing diet enzyme; mixing 100 kg of a mixture of functional materials containing herb medicines, described in page 3 with 100 kg of a fruit mixture of maesil(Japanese apricot), ginger, grape, banana, pear, pineapple, jujube, chestnut, apple, melon, watermelon, persimmon, apricot, peach and plum in a predetermined ratio and 100 kg of grains, inserting the mixture into a pot, and fermenting the mixture at 15 to 45 deg. C for 1 to 6 months to prepare 230 kg of functional materials; mixing the functional materials with the vinegar containing diet enzyme in a ratio of 93:17, adding 50 kg of water into the mixture and fermenting the mixture for 1 month or more to prepare 250 kg of fermented functional material juice; and adding the fermented functional material juice into the Yuja cheong(honey citron) to prepare the functional Yuja cheong(honey citron) containing diet enzyme, herb medicines and functional materials.
Patent KR-20040064442-A (KR)
Inventor: KWON JUN HO
IPC: B60H1/32
Filed: 2003-01-13
Abstract: PURPOSE: A sight window for lubricating oil for a vehicle compressor is provided to visually confirm an amount of lubricating oil filled in an oil chamber formed with a cylinder block of a compressor. CONSTITUTION: A sight window(40) for lubricating oil is installed on one side or both sides of a cylinder block(32) to visually confirm whether lubricating oil is filled in an oil chamber and confirm an amount of the filled lubricating oil. The window for confirming lubricating oil includes a window body(44) having a screw(42) formed at an outer diameter to be firmly combined with a combining hole(41) formed at the cylinder block, and an O-ring(43) preventing leakage of the lubricating oil. A transparent confirmation window(47) is inserted into the inside diameter of the window body.
Patent KR-20040066636-A (KR)
Inventor: LEE JAE HAK
IPC: H04N7/20
Filed: 2003-01-20
Abstract: PURPOSE: A method for transmitting and detecting gap filler IDs is provided to assign IDs to each gap filler by using optional control data among the rest control data except control data of a pilot channel, thereby improving quality of a satellite broadcasting service. CONSTITUTION: Optional control data is defined as a data symbol(403) for inputting a gap filler ID, except a unique word and a frame counter among pilot channel control data of a Walsh code. When a pilot channel is transmitted to a broadcasting satellite from an earth station transmitter, NULL data is inputted to the data symbol(403), and the inputted NULL data is transmitted. When the pilot channel is transmitted to the earth from the broadcasting satellite, the data symbol(403) inputted with the NULL data is transmitted. A gap filler inputs a self gap filler ID to a data symbol(414) of the pilot channel, and transmits the gap filler ID to a receiver. The receiver detects the gap filler ID.
Patent KR-20040067600-A (KR)
Inventor: HONG JIN
IPC: H01L21/027
Filed: 2003-01-24
Abstract: PURPOSE: Provided is a composition for a lower resist layer, which shows excellent anti-reflective property and resistance against dry etching in a double-layer resist process using a wavelength of 193 nm. CONSTITUTION: The composition for a lower resist layer comprises a polymer represented by formula 1, wherein R is H or CH3; m/(m+n) is 0.5 to 1.0; and n/(m+n) is 0-0.5. The composition may further comprise a crosslinking agent represented by formula 2, a thermal acid generator and a photoacid generator, wherein x is an integer of 1-3, and y is an integer of 2-4.
Patent KR-20040070836-A (KR)
Inventor: KIM TAE YEONG
IPC: G11B19/20
Filed: 2003-02-04
Abstract: PURPOSE: An auto-balancing system of a rotating body is provided to prevent a balance weight from inclining toward an eccentric mass center of a rotating body by elastic properties of the balance weight when a rotative frequency of the rotating body is lower than an intrinsic vibration frequency of an auto-balancing system, thereby preventing noise and vibrations. CONSTITUTION: Cases(52,54) are combined with a center of a rotating body(50) to integratedly rotate on the center. A balance weight(56) is uniformly wound on the center of the rotating body(50) inside the cases(52,54), and is elastically transformed in opposite phase to an eccentric mass center(m) of the rotating body(50) such that an eccentric centrifugal force of the rotating body(50) can be offset when a rotative frequency of the rotating body(50) gets bigger than a vibrating frequency.
Patent KR-20040073214-A (KR)
Inventor: PARK SEONG RYONG
IPC: B60R1/04
Filed: 2003-02-13
Abstract: PURPOSE: A system for automatically controlling a room mirror for a vehicle is provided to meet the convenience of a driver by automatically controlling the angle of the room mirror so that an object is reflected on the center of the room mirror. CONSTITUTION: A system for automatically controlling a room mirror is composed of an eye detecting unit(70) for detecting the eyes of a driver, a driving unit(90) for controlling the angle of the room mirror(95), a control unit(80), and an operating switch(60) for outputting an operating signal to the control unit. The control unit outputs a control signal for controlling the angle of the room mirror to the driving unit so that an object is reflected on the center of the room mirror according to a signal output from the eye detecting unit.
Patent KR-20030031517-A (KR)
Title: Device for preventing deviation for laundry drying stand
Inventor: LEE JONG HWA
IPC: D06F57/08
Filed: 2003-02-24
Abstract: PURPOSE: A device for preventing the deviation of drying rods for a laundry drying stand is provided to prevent the disassembling of fixing rods by fixing a central connection rod at upper parts of connection plates by fixing screws and fixing pins. CONSTITUTION: A device for preventing the deviation of drying rods for a laundry drying stand includes connection plates(4,4') formed with connection rod holes(60,60') in the center of upper parts to be inserted by a central connection rod(62). The central connection rod is assembled at both ends with fixing screws(61) formed with cut grooves(61') to be fitted with fixing pins(63) from the outside, so that the central connection rod is fixed in the connection rod holes, thereby preventing the disassembling of fixing rods inserted by drying rods at both sides of the connection plates.
Patent KR-20030024758-A (KR)
Inventor: JANG YANG HO
Filed: 2003-03-05
Abstract: PURPOSE: A method for operating a multi-step sales service and a computer-readable recording medium storing a program are provided to realize the multi-step sales smoothly by using various kinds of service information through a main page related to the multi-step sales via a mobile communication terminal. CONSTITUTION: A member information database is constructed by using the member information of at least one multi-step seller(S100). A service information database is constructed by using one of the service information among a notification item, the member information, the sales information, the delivery information, the allowance information and the card payment information(S102). A communication connection with the mobile communication terminal is performed through an information communication network(S104). A multi-sales management main page is transmitted to the mobile communication terminal and the detail service information corresponding to a selected button key of the mobile communication terminal is offered(S200). If a card payment button key is selected, a page for inputting the payment information is provided and a payment process is performed by receiving the payment information.
Patent KR-20030074249-A (KR)
Title: 왕복 내연 엔진
IPC: F02M26/10
Filed: 2003-03-06
Abstract: 본 발명은 과급 공기를 과급 공기 라인 시스템을 경유하여 배기 가스 수집 공간에서의 중간 압력을 넘는 압력으로 실린더에 공급하는 터보 차저(turbo charger)를 구비한 왕복 내연 엔진에 관한 것으로, 각각의 실린더의 배기 가스 출구와 배기 가스 수집 라인 사이에 배기 가스 수집 라인 쪽으로 횡단면이 좁아지는 노즐로 종결되는 배기 채널이 마련되고, 과급 공기 라인 시스템으로의 우회 라인이 노즐과 배기 가스 출구 사이의 배기 채널로부터 분기되며, 우회 라인이 노즐 전방에서의 배기 가스 압력의 과도 상승 시에 과급 공기 압력에 의해 개방되는 체크 밸브를 수납하도록 함으로써, 배기 가스 환류가 구현되어 유해 물질의 방출을 감소시킬 수 있게 된다.
Patent KR-20040080117-A (KR)
Inventor: PARK JEONG GYU
IPC: G01M7/02
Filed: 2003-03-11
Abstract: PURPOSE: An adapter for ground vibration test of an airplane is provided to install a suspension system for performing the ground vibration test of the airplane by using a jacking hole. CONSTITUTION: An adapter for a ground vibration test of an airplane includes a body(310), an upper coupling hole, a first coupling bolt, a lower coupling hole, and a second coupling bolt. The upper coupling hole penetrates an upper end of the body(310) and is connected to a jacking hole formed on a lower part of the body(310). The first coupling bolt connects the jacking hole to the upper coupling hole. The lower coupling hole is formed on a lower end of the body(310). The second coupling bolt connects the lower coupling hole to the suspension system installed in order to test ground vibration of the airplane.
Patent KR-20040048791-A (KR)
Inventor: KANG HYEON
IPC: H04N5/57
Filed: 2003-03-11
Abstract: PURPOSE: An adaptive luminance value correcting device and method are provided to adaptively correspond to the luminance of a video signal with a simple hardware construction. CONSTITUTION: An adaptive luminance value correcting device includes a histogram calculator(100), a correction value calculator(200), a luminance value corrector(300), a cumulative density function generator(400), a cumulative density function corrector(410), and a mapping unit(500). The histogram calculator detects the luminance of each of pixels constructing an input video signal and calculates histogram based on the detected luminance values. The correction value calculator calculates the average of the luminance values based on the histogram, compares the average to a predetermined range, and outputs a function to the luminance value corrector according to the comparison result. The luminance value corrector converts the histogram according to the function. The cumulative density function generator cumulates the histogram output from the luminance value corrector. The mapping unit maps the luminances of the pixels constructing the input video signal.
Patent KR-20040080852-A (KR)
Inventor: HONG SEUNG MIN
IPC: H05K13/00
Filed: 2003-03-14
Abstract: PURPOSE: A high speed constant discharge type dispenser head is provided to prevent damages of PCB caused due to elastic forces of a spring, and prevent changes of epoxy. CONSTITUTION: A high speed constant discharge type dispenser head comprises a module plate(100) having an air inlet port(120) and an air evacuation port(130), and which is mounted on a robot unit such that the module plate is movable in X axis and Y axis directions; a head body(200) mounted on the module plate; an up/down rotating unit(300) assembled to a cylinder chamber(210) of the head body such that the up/down rotating unit is movable in a vertical direction and rotatable; a dotting nozzle unit(400) arranged underneath the up/down rotating unit, and which has a nozzle(435) for dispensing epoxy; an epoxy transfer unit(500) for transferring epoxy to the dotting nozzle unit; a discharge volume control unit(600) for controlling the volume of the epoxy being transferred to the dotting nozzle unit; a rotating force control unit for transmitting and controlling rotating power of the up/down rotating unit; and a valve unit connected to the module plate, and which controls the pneumatic pressure of the up/down rotating unit.
Patent KR-20040082708-A (KR)
Inventor: LEE JI SEOK
IPC: F25D23/02
Filed: 2003-03-20
Abstract: PURPOSE: A door handle of a refrigerator is provided to solidly fix a door handle with preventing free moving of the door handle, thereby preventing the door handle from being loose. CONSTITUTION: A handle part(62) is formed in rod shape to be held by a user. Support frames(70) are joined with both ends of a door of a refrigerating compartment for supporting the handle part to be mounted at the door. An inserted fixture(80) is installed between the handle part and the support frames for solidly joining the handle part with the support frames. The handle part is formed in cylindrical shape having a through-hole(62') in the center. Fixing protrusions(64) are formed at both sides of the handle part. The fixture has slits(84) into which fixing protrusions formed at the handle part and the support frames are inserted.
Patent KR-20040084504-A (KR)
Inventor: JUNG YONG CHAE
IPC: G02F1/1333
Filed: 2003-03-28
Abstract: PURPOSE: An in-plane switching mode liquid crystal display having an electromagnetic induction type touch panel is provided to form an electromagnetic induction type touch panel integratedly with a polarizing plate without loss of transmissivity. CONSTITUTION: Upper and lower polarizing plates are installed corresponding to upper and lower surfaces of a liquid crystal panel. An EM(ElectroMagnetic) sensor unit(50) includes a transparent substrate(30), an X-axis coil group(31) formed of transparent electrodes on the transparent substrate, a first transparent insulating layer(34) formed on the whole surface of the transparent substrate for flattening a surface, a Y-axis coil group(35) formed of transparent electrodes on the transparent substrate, and a second transparent insulating layer(38) formed on the first transparent insulating layer for flattening a surface. A backlight unit applies light to a lower part of the lower polarizing plate. A control unit is formed under the backlight unit for controlling the EM sensor unit.
Patent KR-20040086648-A (KR)
Inventor: KANG TAE JIN
IPC: H01L21/02
Filed: 2003-04-03
Abstract: PURPOSE: A heat radiation system of semiconductor fabrication equipment is provided to prevent a variation of a process parameter by controlling rotation speed of a blower. CONSTITUTION: A blower(300) is installed at a top part of semiconductor fabrication equipment(100) in order to transfer the heated air from the inside of the semiconductor fabrication equipment to a sub duct(400). A heat sensor(110) is installed in the inside of the semiconductor fabrication equipment in order to sense the temperature in the inside of the semiconductor fabrication equipment. A blower control unit(120) generates a control signal for the rotation speed of the blower by comparing a sensing signal of the heat sensor with a predetermined setup value.
Patent KR-20040091180-A (KR)
Inventor: KIM JONG GWON
IPC: H04B10/27
Filed: 2003-04-19
Abstract: PURPOSE: An optical switching device is provided to consist of circulators and reflectors only, and to set paths of optical signals by using the circulators and the reflectors. CONSTITUTION: Each of circulators(401-404) has the first to fifth ports, and outputs lights inputted in upper ports to adjacent lower ports. The first ports of the first to fourth circulators(401-404) are connected to the first to fourth input ports(IN1-IN4) one to one. The fifth ports of the circulators(401-404) are connected to the first to fourth output ports(OUT1-OUT4) one to one. Middle ports of the circulators(401-404) are connected to middle ports of other circulators. Each of reflectors(411-423) is interposed every two middle ports of different two circulators. Each reflector(411-423) operates according to on/off signals of a controller, reflects an inputted light in on-state, and passes the inputted light in off-state.
Patent KR-20040093215-A (KR)
Inventor: HAN HEON
IPC: H04B7/24
Filed: 2003-04-22
Abstract: PURPOSE: A wireless educating system is provided to effectively use frequency resources by providing an audio signal in a broadcast method from an educator to a plurality of educatees. CONSTITUTION: A wireless educating system includes one main controlling unit(100) and the N number of auxiliary units(110). The N number of auxiliary units(110) consist of one educator terminal(112) and the remaining number of educatee terminals(122). The educator terminal(112) and the educatee terminal(122) are used by one educator and a plurality of educatees. The wireless educating system is constructed in such a piconet form that the main controlling unit(100) as a master unit controls the a plurality of auxiliary units(110), that is, a set of slave units.