baber/WOPTO huggingface dataset:
Patent KR-20000031888-A (KR)
Title: Traffic sign device
Inventor: NA JAE SUL
IPC: E01F9/00
Filed: 1998-11-11
Abstract: PURPOSE: A traffic sign device is provided to prevent the generation of a safety accident by quickly and exactly watching a change of a signal system with offering the traffic sign device varied the same color according to the change of the signal system, and to continuously operate through the traffic sign device is damaged. CONSTITUTION: When a signal lamp(110) installed in a road is operated, a light of the lighted lamp is flowed out the other end of an optic fiber(160) installed in a certain position on the road by transmitting one end of the optic fiber(160). A rotating shaft of a motor is rotated at a regular angle by controlling the motor(150) contacted in a control unit(130). Thereby a cylindrical frame(152) stuck in the rotating shaft is rotated at the regular angle and a light of a lamp installed inside the cylindrical frame(152) is transmitted in the one end of the optic fiber(160) by transmitting a filter(153) of red and green or of red, yellow and green stuck in an outer circumference of the cylindrical frame(152). Thereby the same color is diffused to the other end of the optic fiber(160) installed in a certain position on the road. Therefore, the safe traveling is promoted by showing the same light of the optic fiber(160) as a signal system on the road with controlling the rotation of the motor(150) from the control unit(130).
Patent KR-20000038802-A (KR)
Title: System and method for variably changing driving velocity of inverter refrigerator
Inventor: KANG GWANG HWA
IPC: F25D11/02
Filed: 1998-12-09
Abstract: PURPOSE: A device and a method are provided to improve consumption power and increase freshness by variably driving frequency according to a sensed temperature. CONSTITUTION: A system decides if the temperature of a freezer is more than the top limit. If not, a frequency setter(170) drives at low velocity and if so, the setter increases frequency in a step. Also the system decides if the surrounding temperature is more than the set temperature, a sudden mode is selected or an initial power input is sensed, the compressor rotates in a maximum rotation number. If the freezer temperature is less than the lowest limit, the compressor stops driving.
Patent KR-20000038966-A (KR)
Title: Method for manufacturing fluid injection device
Inventor: KWON SUN CHEOL
IPC: B41J2/04
Filed: 1998-12-10
Abstract: PURPOSE: A method for manufacturing a fluid injection device is provided to integrally form a nozzle part on a membrane by lamination of dry films, thereby reducing manufacturing procedure and improving the productivity. CONSTITUTION: A method for manufacturing a fluid injection device in which a driving part(110), a membrane(120), and a nozzle part(130) and the nozzle part is integrally formed with relation to an intermediate assembly of the driving part and the membrane, includes the steps of forming the nozzle part, forming an injection fluid barrier layer(133') on the membrane by lamination of dry films, forming an injection fluid chamber(131) in the injection fluid barrier layer by a lithography method, forming a nozzle plate(134) on the fluid injection barrier layer by lamination of dry films, and forming a nozzle(132) on the nozzle plate by a lithography method.
Patent KR-20000039467-A (KR)
Title: Liquid crystal display device
Inventor: JANG GYU SEONG
IPC: G02F1/1345
Filed: 1998-12-14
Abstract: PURPOSE: A liquid crystal display device is provided to increase the fidelity of wiring in the liquid crystal display device, and to increase the aperture ration of the liquid crystal display device. CONSTITUTION: A liquid crystal display includes a first substrate, a first wiring, a second substrate, a first fusible wiring, and a first conductive member. The first wiring is formed on the substrate. The second substrate is facing the first substrate. The first fusible wiring is formed on the lower surface of the second substrate. The first conductive member connects the first wiring and the first fusible wiring one by one.
Patent KR-19990063217-A (KR)
Title: 유체로부터 불순물을 제거하기 위해 히터 칩의 일부로 형성되는 필터 및 그 필터를 형성하기 위한 방법
IPC: B41J2/175
Filed: 1998-12-18
Abstract: 필터를 통과하는 유체로부터 불순물을 여과시키기 위한 일체형 필터를 구비하는 잉크제트 방식의 히터 칩이 제공된다.  히터 칩은 대향하는 제 1 및 제 2 표면을 구비하는 실리콘 기판 및 상기 실리콘 기판을 통해 확장하는 통로를 포함한다.  제 1 에칭 저항물질 층은 제 1 기판 표면상에 형성되고, 제 1 층을 통해 확장하고 기판 통로와 서로 통하는 하나 이상의 개구부를 포함한다.  제 2 에칭 저항물질 층은 제 2 기판 표면상에 형성되고, 제 2 층을 통해 확장하고 기판 통로와 서로 통하는 다수의 기공을 구비하는 부분을 포함한다.  제 2 층의 부분은 필터를 통과하는 잉크로부터 불순물을 여과시키는 필터를 한정한다.  히터 칩을 형성하기 위한 공정이 또한 제공된다.
Patent KR-20000044716-A (KR)
Title: High capacity integrated type sonic compressor
Inventor: GU CHI UK
IPC: F04B37/00
Filed: 1998-12-30
Abstract: PURPOSE: A high capacity integrated type sonic compressor is provided to reduce installation space by reducing volume by composing many resonance parts integrally around a driving part, to buffer noise generating from a compressor, and to provide high capacity. CONSTITUTION: Respective resonator(21) vibrates forward and rearward by the repulsive force of a coil(12) and a permanent magnet(13) if power of + and - are repeated to the coil from an electrode. Waves are generated in the resonators by the collision of coolant. By offering energy by sonic pressure to the coolant, both ends of the resonator is repeated in its pressure of high and low. A suction valve(22) and a vent valve(23) installed on the end of the resonator sucks the coolant via a suction pipe(24) when the pressure of the resonator is lower than that of an evaporator, and vents the coolant via a vent pipe(25) when the pressure of the resonator is higher than that of a condenser. The suction and the vent of the coolant are performed repeatedly.
Patent KR-20000045164-A (KR)
Title: Internet phone system using cable modem
Inventor: AHN JEONG MO
IPC: H04L29/10
Filed: 1998-12-30
Abstract: PURPOSE: An internet phone system is provided to be easy to realize an internet phone by connecting a telephone to an internet through a cable modem located at a home or an office instead of connecting the telephone to the internet through an internet phone gate way. CONSTITUTION: An internet phone system comprises a subscriber line interface circuit(21) which functions as an interface with a general telephone(12). A speech CODEC(22) converts an analog speech signal inputted through the subscriber line interface circuit(21) into a digital speech signal, and converts a digital speech signal inputted from an echo suppressing section(23) into an analog speech signal. The echo suppressing section(23) removes an echo speech from the digital speech signal outputted from the speech CODEC(22), and removes an echo speech from a digital speech signal inputted from a cable modem(25) to output the echo-free digital speech signal to the speech CODEC(22). A dual tone multi frequency(DTMF) sensing section(24) senses frequencies of keys in the telephone(10) which are mixed with a digital speech signal from the echo suppressing section(23), and codes the sensed key value. The cable modem(25) packets a select key code from the DTMF sensing section(24) and he digital speech signal from the echo suppressing section(23) to output the packeted signal to a cable network. The cable modem(25) filters a packet inputted through the cable network to output a digital speech signal to the echo suppressing section(23).
Patent KR-20000046315-A (KR)
Title: Method for testing subscriber path of total electronic switchboard
Inventor: SEONG DAE WOON
IPC: H04M3/30
Filed: 1998-12-31
Abstract: PURPOSE: A method for testing subscriber path of total electronic switchboard is provided to accurately and concretely confirm the status of the corresponding subscriber path by hearing the transmitted dial tone to a test equipment. CONSTITUTION: The assigned number for testing path is dialed by a testing equipment(lineman), the test equipment control is determined whether in the testable state. If in the testable state, the dial tone is transmitted to the test equipment. If the hook on of the test equipment is detected, the test equipment performs one test of several items to the connected subscriber path(S309). If the test to the corresponding item is completed within a predetermined time(S310), a ring is transmitted to the test equipment(S311). If the hook off of the testing equipment is detected, the tested value to the corresponding item belongs to either a predetermined normal area or at least one or more abnormal area, is determined. The dial tone assigned to the area to which the tested value belongs, is transmitted to the test equipment for reporting the test result(S315).
Patent KR-19990044090-A (KR)
Title: 일액형 에폭시 수지조성물, 일액형 방식 도료조성물 및 이들을 이용한 도장 방법
IPC: C09D163/00
Filed: 1996-05-17
Abstract: 본 발명은, 
     (1) (A) 1 분자 중에 에폭시기를 2개 이상 가지고 수평균분자량이 250 내지  4,500인 에폭시 수지, 
     (B) 케티민 화합물, 
     (C) 탈수제, 및 
     (D) 우레탄-변성 에폭시수지, 아민-변성 에폭시수지, 다이머 산-변성 에폭시수지로 부터 선택된 적어도 하나의 변성 에폭시 수지(d-1) 및/ 또는 연화점이 60℃이상이고, 크실렌수지, 케톤수지, 쿠마론수지, 석유수지로 부터 선택된 적어도 한종의 수지(d-2)를 포함하여 구성되는 일액형 에폭시 수지조성물; 
     (2) 일액형 에폭시 수지조성물에 
     (E) 가열 경화된 도막중에 20 내지 95중량 % 존재되도록 하는 양의 아연분을 포함하여 구성되는 일액형 방식 도료조성물; 및 
     (3) 일액형 에폭시 수지 조성물 또는 일액형 방식 도료조성물을 하도도료로 사용하여 기재의 표면을 하도도장하고 이어서 상도도장하는 것을 포함하여 구성되는 도장방법을 제공하는 것이다.
Patent KR-19990067268-A (KR)
Title: 악티노바실러스 플루로뉴모니아의 rtx톡신 apx에 대한면역
IPC: A61K31/00
Filed: 1996-11-01
Abstract: 본 발명은 일부 또는 전체적으로 불활성화된 RTX톡신을 생산하는 변형 미생물을 제공한다. 본 발명의 다른 실시 형태에서는, RTX구조 유전자 및/또는 유기체의 유전정보 번역 후 활성화인자를 포함하는 RTX 톡신 유전자가 일부 또는 전체적으로 불활성화되어 있는 변형 미생물을 제공한다. 본 출원인은 RTX톡신의 전구체의 독성 활성이 감소되어 있다는 것을 발견하였다. 놀랍게도, 이러한 RTX톡신의 전구체는 RTX톡신을 생산하는 미생물에 의한 이종 감염에 대하여 교차 보호를 제공하는 면역반응을 동물내에서 유도할 수 있다. 자연적으로 RTX톡신을 생산하는 미생물은 전구체 산물의 유전정보 번역-후 활성화인자를 제거함으로써 불활성의 RTX 톡신의 전구체를 생산하도록 조작될 수 있다. 따라서, 본 발명의 바람직한 실시형태에 의하면, 상기 미생물은 RTX톡신의 전구체의 유전정보 번역-후 활성화인자를 생산할 수 없거나 불활성화된 RTX톡신의 전구체의 유전정보 번역-후 활성화인자를 생산한다. 상기 유전정보 번역-후 활성화인자는 RTXC 유전자의 산물일 수 있다.  다른 실시형태에서 본 발명은 악티노바실러스 및 관련 미생물에서 이종 단백질을 발현시키기 위한 재조합 플라스미드 벡터를 제공한다. 바람직하게, 상기 재조합 플라스미드 벡터는 악티노바실러스 플루로뉴모니아에서 자연 발생하는 플라스미드에서 유래하는 것이다. 상기 재조합 플라스미드는 RTX톡신의 전구체를 암호화하는 DNA서열을 포함할 수 있다. 상기 재조합 플라스미드는 RTX A유전자를 포함할 수 있다. 선택적으로, 상기 재조합 플라스미드는 RTX C유전자 또는 그 단편을 포함할 수 있다.
Patent KR-19990067337-A (KR)
IPC: C09K3/18
Filed: 1996-09-30
Abstract: A silica-based water-spreading coating having surfaces of silica particles coated with a metal oxide. The metal comprises aluminum, gallium, germanium, tin, indium, arsenic, antimony or vanadium. The water-spreading coating may be applied to a retroreflective sheeting on a traffic sign.
Patent KR-19990076941-A (KR)
Title: 광학블록과 표시장치
IPC: G02B27/28
Filed: 1997-11-28
Abstract: 본 발명은, 액정패널 등의 표시디바이스에 대하여 효율좋게 빛을 조사하고, 또한 소형화를 도모하는 광학블록과 표시장치에 관한 것이다.    본 발명의 광학블록은, 광원(10)에서 조사되는 빛에 대하여 소정의 각도로 기판(2)상에 설치되고, 광원에서 조사된 빛중 P파를 출사측에 투과하고 S파를 반사하는 편광 빔스플리터(3)와, 반사된 S파의 빛을 출사측에 반사하는 반사수단(4)과, 출사측에 반사된 S파의 빛의 편광면을 회전하는 편광면 회전수단(5)과를 기판(2)상에 가지는 광학블록(1)을 구성한다.    또 광원(10)과 제 1멀티렌즈 어레이(12)와, 이 광학블록(1)과, 제 2멀티렌즈 어레이(12)와, 출사광에 의거해서 적색광(R)과 녹색광(G)과 청색광(B)으로 분리하는 분리수단(14, 19)과, 이들 분리된 빛에 의거해서 변조적색광과 상기 변조녹색광과 변조청색광으로 각각 생성하는 광변조수단(17, 21, 26)과, 각 변조광을 합성하고, 합성변조광을 출사하는 출사수단(18)과를 가지는 표시장치를 구성한다.    본 발명에 의하면, 광학블록을 박형으로 구성할 수 있고, 스페이스 절약화 및 경량화를 도모할 수 있다.    또 광원에서 액정패널 등에의 광로거리를 짧게하여 표시장치의 소형화를 도모할 수 있다.
Patent KR-20000022261-A (KR)
Title: Purified sperm surface antigen, monoclonal antibody therefor and applications therefor
Inventor: HERR JOHN C
IPC: C12P21/08
Filed: 1997-06-30
Abstract: PURPOSE: Provided are a sperm surface antigen, a monoclonal antibody therefor, and applications for both the monoclonal antibody and the antigen. Specifically, a contraceptive vaccine is provided employing the antigen as an immunogen, as well as a standard for immunity assays, and the monoclonal antibody finds application as a spermicide and diagnostic reagent. CONSTITUTION: An onoclonal antibody S19, expressed by Deposit HB12144, ATCC, effectively agglutinates a sperm surface glycoprotein, SAGA-1 protein. The mAB finds utility as a binding agent in a spermicide, showing a high degree of effectiveness in binding potential sperm. The protein bound, identified as SAGA-1, is the immunogen in a contraceptive vaccine, as well as the standard for determining antibody titer upon vaccination. The monoclonal antibody can also be used as a diagnostic to determine the presence, and amount, of sperm in a variety of samples.
Patent KR-19990067878-A (KR)
Title: 세라믹 섬유 절연재
IPC: C04B30/02
Filed: 1999-01-13
Abstract: 세라믹 섬유 절연재가 기재됨.   이는 일반적으로 겔화된 콜로이드와 세라믹 섬유 충진제를 포함하는 전구체 블렌드로부터 제조된다.   기타 충진제, 예를 들면, 내화재의 기타 섬유가 특히 세라믹 섬유와 혼합될 때 고려된다.   겔화된 콜로이드는 예를 들면, 겔화제를 무기 옥사이드의 콜로이드와 혼합하거나 음이온 콜로이드를 양이온성 콜로이드와 블렌딩함으로써 형성될 수 있다.   겔화제는 전형적으로 비이온성 및 수용성이다.   블렌드는 트라울링 가능하고, 펌핑 가능하며 금속 표면을 포함하여 대부분의 표면에 대한 부착능을 포함한 탁월한 접착성을 보유한다.   블렌드는 또한 건조 중에 거의 무수축성이고, 건조 후 절연재를 제공할 수 있다.
Patent KR-20000051062-A (KR)
Inventor: KIM YOO SEUNG
IPC: C07D501/04
Filed: 1999-01-18
Abstract: PURPOSE: A process for preparing 7-aminodesacetoxycephalosporanic acid useful as an important intermediate for preparing cephalosporin antibiotics is provided which comprises reaction of 3-substituted cephalosporin derivatives in the presence of metal indium or an indium compound. CONSTITUTION: A process comprises the steps of preparing a mixture of 7-aminodesacetoxycephalosporanic acid derivatives (I) and 3-exomethylenecephem derivatives (III) by the reaction of 3-substituted cephalosporin derivative (II) in a mixture solution of an organic solvent and water in the presence of solely indium metal or a mixture of indium metal and metal iodide at 10 to 80°C for 1 to 10 hrs and preparing 7-aminodesacetoxycephalosporanic acid (I) by the reaction of the obtained mixture with tetramethylsilylchloride at 20 to 30°C for 20 to 24 hrs.
Patent KR-20000051680-A (KR)
Inventor: SHIN SU HO
IPC: H01L21/768
Filed: 1999-01-25
Abstract: PURPOSE: A method is provided to prevent a short between a bit line and gate electrode by avoiding an over-etching of a bit line contact pad. CONSTITUTION: A method comprises steps: a) depositing a bit line contact pad(108a), a material layer(109), and an inter dielectric layer(110) in sequence on a substrate(100); b) forming a bit line opening(112a, 112b) on each of cell array and core/peripheral region by etching a part of an inter dielectric layer selectively; c) forming a bit line spacer(114a,114b) on both walls of bit line openings, in which a bit line contact pad(108a) is exposed by etching a material layer; d) forming a bit line contact hole(116) by etching an inter dielectric layer; e) depositing a conductive layer(120) on overall substrate; and f) forming a bit line(120a) connected to a bit line contact pad on a cell array region as well as a b it line(120c) connected to a substrate on a core/peripheral region by etching a conductive layer.
Patent KR-20000055455-A (KR)
Inventor: RYU JUN SANG
IPC: H04B1/38
Filed: 1999-02-06
Abstract: PURPOSE: A method for storing personal information by a short message service in a cellular phone is provided to store personal information, which stored in an existing cellular phone, in a new one, by transmitting the information to the cellular phone from an exchange office, using a short message service. The method is provided to input the information via a data communication network by a computer. CONSTITUTION: A method for storing personal information a short message service in a cellular phone, comprises the steps of: reading the information from a storage in an exchange office of a cellular phone system and transmitting to a base station including a corresponding subscriber; if the base station receives the information, loading the information in a short message; and if a cellular phone of the subscriber receives the short message, storing the information in the storage. The information is stored by the steps of: transmitting to a base station by loading the information in the short message; transmitting the information to the exchange office; and storing the information in the storage in the exchange office.
Patent KR-20000056848-A (KR)
Inventor: KIM SUN A
IPC: G06F15/18
Filed: 1999-02-26
Abstract: PURPOSE: An input variable effectiveness calculation method is provided to calculate the effectiveness of the input variable on the output value by using an output value difference between when each input variable is applied to a neural network and when each input variable not applied to the neural network. CONSTITUTION: An input variable effectiveness calculation method comprises steps of calculating Y, an output value of a neural network via a learning process when using an input vector including all the N input variables, calculating Yi, an output value of a neural network via a learning process when using an input vector including all the N input variables except an i-th input variable, obtaining an output difference Effi based on an equation including the output value Y and Yi, and determining the effectiveness on the individual input by using the Effi.
Patent KR-20000059621-A (KR)
Inventor: PARK JEONG GYU
IPC: H04B1/38
Filed: 1999-03-05
Abstract: PURPOSE: A method for interfacing users of digital portable terminals with a touch screen panel as a user information inputter, is provided to conveniently control functions of the terminals by using a touch screen panel(TSP) as an object-oriented user information input instrument or a user request information input instrument. CONSTITUTION: A method for interfacing users of digital portable terminals with a touch screen panel(TSP) as a user information input instrument, comprises the steps of: dividing a regular area of the TSP into a telephone directory function call touch area and a data recording call touch area; if data of the TSP are generated, detecting a touch area corresponding to the generated TSP data; if the detected touch area is the telephone directory calling touch area, displaying a prestored telephone directory as a list, and performing functions of the data recording in the case of the data recording call touch area.
Patent KR-20000060479-A (KR)
Inventor: O PAN YONG
IPC: C09J103/02
Filed: 1999-03-16
Abstract: PURPOSE: A preparation method of an adhesive paste for sticking a wall paper having improved deodorization and bacteriostatic action by mixing illite with conventional paste is provided which prevents an indoor environment pollution problem by removing harmful gas and an offensive smell generated from a concrete wall during curing. CONSTITUTION: The method for preparing an adhesive paste for sticking a wall paper comprises mixing illite as far infrared radiating natural mineral material with conventional paste in a specified mixing rate. The controlling method for a mixing rate of illite can be easily achieved by bursting out a plurality of capsule(20) that contain a specified amount of illite.
Patent KR-19990078136-A (KR)
Title: Ｄｒａｍ 셀 장치 및 그 제조방법
IPC: H01L27/108
Filed: 1999-03-23
Abstract: 하나의 메모리 셀은 반도체 기판(1)의 행렬로 배치된 돌출부(V)를 포함하고, 돌출부(V)의 서로 인접한 행은 열에 대해 평행한 축(y)에 대해 서로 평행 대칭이다.  돌출부(V)는 선택 트랜지스터의 적어도 하나의 제 1 소오스/드레인 영역(S/D1) 및 그 아래 배치된 채널 영역(Ka)을 포함하고, 게이트 전극(Ga)에 의해 링형으로 둘러싸인다.  하나의 메모리 커패시터는 제 1 소오스/드레인 영역(S/D1)과 비트 라인(B)사이에 접속된다.  비트 라인(B) 및 메모리 커패시터는 반도체 기판(1)의 상부에 배치된다.  선택 트랜지스터의 제 2 소오스/드레인 영역(S/D2)은 반도체 기판(1)내에 매립되고 서로 접속된다.  워드 라인은 서로 인접한 게이트 전극(Ga)의 형태로 자기 정렬되도록 형성될 수 있다.  돌출부(V)는 단 하나의 마스크를 이용한 에칭에 의해 형성될 수 있다.  메모리 셀은 4F 2 의 면적으로 제조될 수 있고, 여기서 F는 각각의 기술로 제조 가능한 최소 구조물 크기이다.
Patent KR-20000061732-A (KR)
Title: Analog/digital converter
Inventor: LEE SANG DAE
IPC: H03M1/12
Filed: 1999-03-30
Abstract: PURPOSE: An analog/digital converter is provided to improve accuracy of conversion and arbitrarily change conversion output data by adding a logic and memory area which idealize converted output data before reading it. CONSTITUTION: An analog/digital converter includes a second output data storage register(20) for receiving an output value stored in a first output data storage register(17) according to a conversion control register(10) to temporarily store it, and an encoder and address generator(21) for receiving the data stored in the second output data storage register and encoding it to generate an address in accordance with the encoded data. There are also included an ideal data storage(22) for comparing the data of the first output data storage register with ideal data to previously store a correction value depending on the compared result and receiving the address signal from the encoder and address generator to read data of the address region, and a third output data storage register(23) for receiving the corrected data of the ideal data storage according to a setup mode of the conversion control register to temporarily store it and then outputting it to an internal data bus.
Patent KR-20000066625-A (KR)
Inventor: KIM MYONG JO
IPC: A01H4/00
Filed: 1999-04-19
Abstract: PURPOSE: A mass production method of somatic embryo and seedling by suspension culturing of Panax ginseng/Embryogenic cells, and use thereof in health food or pharmaceutical preparation and ginseng seedlings for raising are provided. CONSTITUTION: A process for the mass production of Panax ginseng/Embryogenic cells comprises of: sterilizing the albumen of ginseng seed; washing with sterilized water for 3times; culturing at MS(Murashige and Skoog) agar plate; after 4weeks, compact embryogenic callus is induced; culturing the embryogenic callus at MS agar plate to get friable embryogenic callus; selecting the friable embryogenic callus, and suspension culturing at MS liquid medium for 3weeks to get large quantity of embryogenic cells. A process for the mass production of somatic embryo and seedling comprises of: culturing the embryogenic cells at MS liquid medium for 3weeks under fluorescence light to get globular shaped embryo; and culturing successively to separate somatic embryo and seedling from Panax ginseng/Embryogenic cells.
Patent KR-20000066655-A (KR)
Inventor: YEO SANG GIL
IPC: B60Q5/00
Filed: 1999-04-20
Abstract: PURPOSE: A vehicle beeper with a theft protection function and a voice expression function is provided, which is able to express called letter messages into voices and to restrain an operation of a vehicle by stopping the fuel supply when receiving a specific message. CONSTITUTION: A vehicle beeper with a theft protection function and a voice expression comprises: a beeper(10) to output received messages as a letter type: an EEP ROM(20) to store fixed messages; an audio DSP(30) to compare the beeper with data output from the EEP ROM, to provide an electric volume with a fixed specific voice massage, and to output a specific demand signal; a fuel supply device(50) to intercept a fuel, which is supplied for a cylinder, according to input control signals; a control part(40) to receive a specific demand signal from the audio DSP and to give the fuel supply device the control signals which are to break a fuel supply.
Patent KR-19990083337-A (KR)
Title: 압전체소자
IPC: H03H9/17
Filed: 1999-04-20
Abstract: 본 발명에 따른 압전체 소자는 크기가 매우 작고, 높은 전기기계 결합계수를 가지고, 회로에 용이하게 임피던스-정합(impedance-match)시킬 수 있다. 두 개의 빗모양 전극을 포함하는 교차지전극은 판모양 압전체 부재의 한 면에 제공된다. 이와 유사하게, 두 개의 빗모양 전극을 포함하는 교차지전극은 판모양 압전체 멤버의 다른 면에도 제공된다. 빗모양 전극의 각각의 두 쌍 사이에 전기장을 가함으로써 압전체 부재는 분극처리 된다. 또한, 각각의 교차지전극에 빗모양 전극의 하나를 접속한 단자와 각각의 교차지전극에 빗모양 전극의 또 다른 하나를 접속한 또 다른 단자와의 사이에 여진을 위한 전기장을 인가함으로써, 압전체 부재가 길이 방향으로 팽창, 및 수축을 함에 따라, 횡방향 모드에서의 길이 방향 진동은 여진된다.
Patent KR-19990064629-A (KR)
Title: 자동 개폐수문
Filed: 1999-04-21
Abstract: 본 발명은 자동개폐 수문에 관한 것으로, 본 발명의 목적은 일정 장소에서 수문을 원격 조정할 수 있도록 하여 계절이나 기후 또는 작업조건 등에 따라 수문의 개방상태를 다르게 하므로써 그 목적에 따른 저수량을 조절할 수 있는 자동개폐 수문을 제공함에 있다. 
     상기와 같은 목적을 달성하기 위한 본 발명은 저수지 또는 하천에 구비된 보의 여수로에 설치되어 수위를 일정하게 유지시키는 자동개폐 수문에 있어서, 
     몸체 내부로 삽입 관통되며 양측 선단이 보에 체결되는 주축의 소정 일곳에 고정기어를 설치하고, 상기 고정기어와 치합되는 구동기어가 구비된 감속기를 주축의 하측에 설치하며, 감속기에 동력을 공급하는 모터를 상기 감속기 하측에 설치하여 수문을 형성하는 것을 특징으로 한다.