baber/WOPTO huggingface dataset:
Patent KR-20020036125-A (KR)
Title: ZnO/Si structure heterojunction photodiode and fabrication method thereof
Inventor: CHOI WON GUK
IPC: H01L33/02
Filed: 2000-11-08
Abstract: PURPOSE: A ZnO/Si heterojunction photodiode is provided to simply embody a photodiode through a single deposition process of a ZnO thin film by using the ZnO thin film as a visible ray transmission window, and to increase quantum efficiency by 50 percent through a thickness control of the ZnO thin film and crystallinity. CONSTITUTION: A heterojunction photodiode includes a silicon substrate and a zinc oxide layer formed on the silicon substrate. The silicon substrate is of a p-type conductivity type, and the zinc oxide layer is of an n-type conductivity type. The zinc oxide layer has an energy band gap of 3.1-3.2 electron-volt.
Patent KR-20010051809-A (KR)
Inventor: ONOSAWA SEIJI
IPC: H02K21/22
Filed: 2000-11-18
Abstract: PURPOSE: A permanent magnet rotary electric motor is provided to obtain high driving torque when it functions as a starter motor whereas the driven torque can be suppressed low when it functions as a generator. CONSTITUTION: A starter-generator apparatus is formed from the stator(50) and the outer rotor which rotates around the stator(50). The outer rotor includes a rotor yoke formed from ring-shaped silicon steel plates layered in a substantially cylindrical form, N pole permanent magnets(62N) and S pole permanent magnets(62S) fitted alternately in a plurality of opening portions provided in a circumferential direction of the rotor yoke, and a cup-shaped rotor case which connects the rotor yoke to the crankshaft. The rotor case has a pawl portion(63a) at a circumferential end portion thereof, and by bending the pawl portion(63a) to the inner side, the rotor yoke of the layered structure is held in the axial direction and besides the permanent magnets(62N,62S) fitted in the opening portions of the rotor yoke are held at predetermined positions in the rotor yoke. The stator(50) is formed from layered silicon steel plates and includes a stator core(51) and stator salient-poles(52). Each of the stator salient-poles(52) has a stator winding(53) wound in a single pole concentrated manner therearound, and a principal face of the inner stator(50) is covered with a protective cover(71).
Patent KR-20010051866-A (KR)
Inventor: KAJIWARA MASARU
IPC: G01K7/22
Filed: 2000-11-22
Abstract: PURPOSE: To accurately mount and electrically securely connect a temperature detecting chip type thermistor element between the axes of partially exposed core conductors of a two-core parallel insulating coating electric conductor. CONSTITUTION: The insulating coating electric conductor 12 has its core conductors 11a and 11b exposed to length reaching the place where the thermistor element 10 is mounted and also has the tip side beyond the exposed core part held by an insulating film 13b, and the thermistor element 10 is mounted between the axes of the exposed core conductors 11a and 11b so that the insulating film 13b holding the tip side of the insulating coating electric conductor 12 is left.
Patent KR-20010025269-A (KR)
Inventor: LEE JEONG MIN
IPC: B65D47/06
Filed: 2000-11-27
Abstract: PURPOSE: A fluid discharging lid is provided to improve sealing property while preventing contact defects by maintaining a fixed angel of a discharge tube. CONSTITUTION: A discharge tube insert groove(104), a support protrusion insert groove(105), and a discharge tube fixing unit(103) are formed in a cover fixing frame(102) on an upper portion(101) of a main body(100). The discharge pipe contains a sealing protrusion insert hole(106) and a sealing protrusion insert groove(107). A circular ledge(202) corresponding to the cover fixing frame is formed on a cover(200). An insert unit(301) inserted to the discharge tube insert groove is formed on a discharge tube(300) while containing a discharge hole(302) extended to a tube portion(306). First and second sealing protrusions(304,305) are formed on upper and lower directions of a support protrusion(303) placed on both sides of the insert unit. The first sealing protrusion of the discharge tube is sealed by being placed on the sealing protrusion insert hole.
Patent KR-20020042947-A (KR)
Title: A reduction apparatus and method using the electric ionization
Inventor: HAN SEUNG MIN
IPC: C25D21/16
Filed: 2000-12-01
Abstract: PURPOSE: Reduction apparatus and method using electric ionization reaction are provided to prevent oxidation of a plating solution and suppress generation of sludge of oxides by melting and electric reducing iron existed in types of iron oxide ions, thereby producing iron ions required in the actual plating operation. CONSTITUTION: In an apparatus for reducing iron oxides or sludge of iron oxides in a plating solution, the reduction apparatus using electric ionization reaction comprises a storage container for storing the iron oxides or sludge of iron oxides; a solution supply means for supplying an acidic solution for melting the iron oxides or sludge of iron oxides into the storage container; a pair of electrodes which are immersed into the solution inside the storage container; and a power supply means for impressing a direct current to the electrodes. In a method for reducing iron oxides or sludge of iron oxides in a plating solution, the reduction method using electric ionization reaction comprises the steps of melting the iron oxides or sludge of iron oxides; and impressing a direct current to the solution of iron oxides or sludge of iron oxides.
Patent KR-20020046494-A (KR)
Title: Commercial dealings method using the local unit retrieval system
Inventor: PARK EUN SU
IPC: G06F17/30
Filed: 2000-12-14
Abstract: PURPOSE: A method for a commercial transaction is provided to select, search, and supply information of a user-wanted area based on pre-stored basic information(address, telephone number, zip code, age etc.) with respect to a client when the client connects to a specific site for supplying local information from an exterior using a pre-registered ID. CONSTITUTION: A local client connects to a local information supply server through the Internet(S100) and certifies a user(S200). If the local client is registered in a local information supply server in advance, local information and tendency information of the local client are detected(S300). Customizing data to be supplied to the local client are searched using the detected local information and tendency information(S400). The searched customizing data are displayed and supplied to the local client, and the local client performs a commercial transaction using the supplied customizing data(S500). If the local client wishes to search data of other area(S600), data of other area are searched using a map search and a text search(S700).
Patent KR-20020049831-A (KR)
Inventor: KIM GEUN HO
IPC: H01L29/417
Filed: 2000-12-20
Abstract: PURPOSE: A radio frequency switch is provided to improve structural stability and reliability, by performing a consecutive plating method to form a plating metal layer as a via metal layer and an upper electrode. CONSTITUTION: A lower electrode(12) is patterned on an insulation substrate(11). A dielectric layer(13) is patterned on the insulation substrate including the lower electrode. A seed metal layer(14) is patterned on the insulation substrate, uniformly separated from the dielectric layer. The plating metal layer(18) as the via metal layer and the upper electrode is separated from the dielectric layer through an air gap and planarized, connected to the seed metal layer.
Patent KR-20020052264-A (KR)
Title: Method for reducing a dimensions of a brake booster and a master cylinder
Inventor: LEE YONG DAL
IPC: B60T13/52
Filed: 2000-12-26
Abstract: PURPOSE: A size reduction method of a brake booster and a master cylinder is provided to arrange members conveniently, and to improve freedom of design by decreasing the length of the master cylinder and the width of the brake booster with increasing negative pressure of an engine surge tank. CONSTITUTION: An ECU(Electronic Control Unit) decelerates an engine by eliminating pressure applied to an accelerator pedal of a vehicle, and idles the engine by closing a throttle valve. An idle speed control actuator is closed slowly to prevent shock, and negative pressure of a surge tank of the engine is increased with closing the idle speed control actuator completely. Force is increased from a brake booster(12) in increasing negative pressure, and the sectional area of a master cylinder(11) is increased. The length of the master cylinder is decreased, and the width of the booster is reduced with decreasing the stroke of the master cylinder. Performance of the brake system and freedom of design are improved with increasing negative pressure of the surge tank.
Patent KR-20020052448-A (KR)
Title: A method of preparing eco-friendly baits for angle by using squid entrails
Inventor: PARK SOON BOK
IPC: A01K97/04
Filed: 2000-12-26
Abstract: PURPOSE: Provided is a production process of an environment-friendly bait with squid internals used which commercializes the wasted squid internals as the bait for fishing so that it helps to prevent environment contamination and reduces waste cost. CONSTITUTION: The production process of the environment-friendly bait with the squid internals used comprises the steps of: (i) eliminating inky water and fat part among squid internals and just selecting dark yellow internals; (ii) digesting the selected internals into 3-35% acetic solution and one solution selected from seawater at 0-10deg.C for 10-60 seconds; and (iii) cutting the digested internals as the bait form for fishing.
Patent KR-20010062756-A (KR)
Inventor: NAKATA KAZUO
IPC: A44B19/50
Filed: 2000-12-27
Abstract: PURPOSE: To provide a fastener element covered with a metallic coating layer which is never scraped off by a sliding motion of a slider. CONSTITUTION: A metallic coating layer 20 is formed on the surface of a leg 7 except an engaging head 6 and a turnover part 9 where the guide flange and the guide column of a slider slidingly touching each other in the synthetic resin-made coiled fastener element 1. Hence, as the metallic coating layer 20 is not formed from the beginning in a position where the guide flange and the guide column do not come into sliding contact, the layer 20 is not scaled off and metallic powder is not scattered. Therefore, a fastener element having a beautiful metallic gloss can be used for a long time and an inexpensive and fashionable slide fastener can be obtained. Besides, the fastener element can be applied for a zigzag type, an injection molding type, and a metallic type.
Patent KR-20020053286-A (KR)
Title: A manufacturing process of sausage using chicken
Inventor: KIM HONG GUK
IPC: A23L13/60
Filed: 2000-12-27
Abstract: PURPOSE: Provided is a manufacturing process of sausage using chicken, especially mechanically deboned chicken meat(MDCM), breast meat, skin, etc., with auxiliary ingredients. Therefore, one can take chicken flavored sausage regardless places easily. CONSTITUTION: The manufacturing method comprises the steps of: mixing 86.03-86.05% of chicken meat including mechanically deboned chicken meat(MDCM), breast meat, skin, etc., with auxiliary ingredients including 6.19-6.21% of soybean protein, 1.52-1.54% of refined salt, 0.01-0.03% of sodium nitrite, 0.04-0.06% of L-sodium ascorbic acid, 0.40-0.42% of L-sodium glutamate, 0.51-0.53% of white sugar, 0.51-0.53% of glucose, 2.06-2.08% of powdery sugar syrup, 0.88-0.90% of compound spice HL-2, 0.68-0.70% of wheat protein, and the like in a certain mixing ratio; heating the mixture and freezing it; and vacuum-packing and sterilizing it.
Patent KR-20020056555-A (KR)
Title: Fuel sender of vehicle
Inventor: LEE CHANG HWA
IPC: G01F23/00
Filed: 2000-12-29
Abstract: PURPOSE: An apparatus is provided to achieve improved durability of the apparatus, while maintaining matching performance of fuel gauge. CONSTITUTION: An apparatus comprises a power terminal(10) for supplying an ignition power when a vehicle power is applied; a first resistance(R1) having a terminal connected to the power terminal so as to pull-up the power being supplied; a second resistance(R2) having a terminal coupled to the other terminal of the first resistance, and the other terminal connected to a ground terminal(GND); and an output terminal(20) connected to a terminal where the first resistance and the second resistance are coupled, and which outputs a predetermined pulse width modulation signal in accordance with the change in the second resistance. The output current is calculated by the formula of ignition voltage/(R1 + R2).
Patent KR-20020058172-A (KR)
Title: Plough for tractor
Inventor: WOO JONG PIL
IPC: A01B3/24
Filed: 2000-12-29
Abstract: PURPOSE: A plow for a tractor is provided to reduce the working load of plural plow heads attached to the rear side of the tractor, and to effectively perform the working of flattening for uniformly spreading soil taken by the plow heads. CONSTITUTION: In the plow for a tractor, a plurality of plow head supports(20) are fixed on the top surface of a fixing frame(10) having a connector(11), and a plow head(30) is attached to a vertical member(22) coupled to a connection piece(21) at the tip end of the plow head support. The plow head supports consist of first, third, and fifth frontal supports(201,203,205) and second, fourth, and fix rear supports(202,204,206), and these supports are arranged in turn. Especially, the plow heads installed at the tips of the front supports are arranged along same axis, and the plow heads installed at the tips of the rear supports are arranged in an inclined direction.
Patent KR-20020059002-A (KR)
Inventor: AN JEONG MAN
IPC: G06F1/00
Filed: 2000-12-30
Abstract: PURPOSE: A system for certifying the identification using an electronic seal is provided to prevent a non-certified person from accessing to a computer. CONSTITUTION: A client terminal(30) includes a certification device of an IC card reader(44) and an electronic seal sensor(46). The certification device generates a certification signal if the password value information matching to the signal value of the detected electronic seal is matched to the password information stored in the IC card. A transmitter(50) electrically connects to the IC card reader and the electronic seal sensor in order to transmit the signal value information of the detected electronic seal, the personal information read by the IC card reader and the certification information to a server(32). The server compares the received personal information with the personal information stored in a database(36) by receiving the information from the client terminal and includes an access approval device. The access approval device(40) transmits an approval signal to the client terminal in case of that the personal information transmitted from the client is matched to the stored personal information.
Patent KR-20010023854-A (KR)
Title: 피부 상태를 개선시키는 방법
IPC: A61K8/34
Filed: 1998-09-09
Abstract: 본 발명은 흡수제품에 의해 덮여진 영역에서 착용자의 피부 상태를 개선시키는 방법에 관한 것이며, 상기 방법은 (a) 착용자의 피부에 이동될 경우 피부의 매끄러움을 개선시키는 피부 보호용 조성물을 갖는 흡수제품을 착용자에게 적용하는 단계, (b) 착용 동안에 피부 보호용 조성물의 적어도 일부를 착용자에게 이동시키는 단계, 및 (c) 피부 보호용 조성물을 포함하지 않는 동일한 흡수제품에 의해 덮여진 피부에 비해, 상기 흡수제품에 의해 덮여진 영역에서 피부의 매끄러움을 개선시키기에 충분한 빈도로 하나 이상의 추가 제품을 사용하고, (예컨대, 보호자 또는 착용자에 의해) 피부 보호제 또는 콘디셔닝제의 수동적 적용을 필요로 하지 않는, 단계 (a) 및 (b)를 반복하는 단계를 포함한다.  또한 흡수제품에 의해 덮여진 착용자의 영역내에 피부의 매끄러움을 평가하기 위한 방법이 개시되어 있다.
Patent KR-20010030996-A (KR)
Title: 수평 위치 조정과 관련된 수평 평행사변형 보정 회로
IPC: H04N3/233
Filed: 1997-10-10
Abstract: 전자 빔은 비디오 디스플레이 장치에서 래스터를 형성하도록 수평 편향될 때 하방으로 기울어지는 경향이 있다.  이러한 전자 빔의 기울어짐으로 인해 래스터에, 예를 들면 직교 및 평행사변형 에러 등의 기하학적 에러가 야기될 수 있다.  래스터 보정 회로는 유도된 수평 레이트 래스터 보정 전류로 수직 편향 전류(I V )를 변조함으로써 전자 빔의 하방 기울어짐을 현저히 감소시키고, 그로 인해 래스터에 직교 및 평행사변형 에러가 현저히 감소하게 된다.  래스터 보정 변압기(41)는 1차 권선으로 래스터 위치 조정용 인덕터(L C )를 사용하며, 수평 레이트 위치 조정 전류(I C )는 수직 편향 코일(L V1 , L V2 )에 자기적으로 결합되어 수직 편향 전류를 변조시킨다.
Patent KR-20010024494-A (KR)
Title: 밀링공구
IPC: B23C5/24
Filed: 1998-10-08
Abstract: 본 발명에 따른 밀링공구는 절삭날이 마련된 절삭 인서트(6)가 장착되는 탈착 가능한 카세트(5)를 구비하는 회전 가능한 지지체(1)를 포함하여 이루어진다.  개별 카세트(5)와 지지체(1)를 연결하기 위해 두 개의 톱니모양표면(9, 10)이 마련되고, 이 톱니모양표면중 하나(9)는 지지체의 외주상에 위치되어 지지체로부터 바깥쪽으로 면하고, 나머지 하나(10)는 카세트의 내측에 형성된다.  카세트의 이러한 위치에 의해, 지지체는 종래기술에서 가능했던 것과 비교하여 더 많은 수의 카세트를 수용할 수 있다.
Patent KR-20010040959-A (KR)
Title: 태스크 스위칭에 의한 제로 오버헤드 컴퓨터 인터럽트
IPC: G06F9/46
Filed: 1999-02-05
Abstract: 본 발명은 컴퓨터 아키텍처에서 태스크 변경 프로세싱 오버헤드 지연같은 인터럽트 대기시간을 감소시키거나 제거시킨 단일 하드웨어 제로 오버헤드 인터럽트 및 태스크 변경 시스템으로 구성된다. 시간의 손실 및 소프트웨어의 개입이 없이, 시스템은 일 사이클 및 다음 사이클의 사이 동안에 태스크 상태를 완전하게 저장하며 복원한다. 각각의 중앙 처리 장치(1)에서, 본 발명은 일 이상의 보조 래치를 사용하며, 일 래치(4)는 "실행" 래치로서 사용되면, 보조 래치 중의 하나는 태스크 저장 메모리에 접속된다. 본 발명은 기타 태스크가 태스크 저장 메모리(2)로 전송되고 태스크 저장 메모리(2)로부터 전송되는 동안 대체 "실행" 레지스터 및 보조 레지스터 사이의 접속을 스왑한다. 본 발명은 연결된 태스크의 명령 순차 수행을 위해 태스크를 연결하는 태스크 연결 시스템을 제공한다. 더 나아가, 본 발명은 다양안 태스크들이 그들의 태스크 데드라인에 가까워짐에 따라서 상대적인 우선 순위를 증가시키는 우선 순위 "대기(impatience)" 카운터 시스템을 포함한다.
Patent KR-20010041487-A (KR)
IPC: C01C1/04
Filed: 1999-02-19
Abstract: Process for the preparation of ammonia, wherein three separate streams of fresh ammonia synthesis gas are used. The ammonia converter contains at least two catalyst beds connected in series. The second and third synthesis gas streams are passed through heat exchanger steps, where they are heated by effluent streams from the first catalyst bed. The preheated streams are mixed with the first synthesis gas stream and are fed to the first catalyst bed. The partly converted synthesis gas is used to heat the second and third stream and is fed to at least the second catalyst bed.
Patent KR-20010042282-A (KR)
Title: 회절, 산란을 이루는 광학소자를 사용한 투광, 표시장치
IPC: G03B21/62
Filed: 2000-02-01
Abstract: 본 발명은 피조명물체를 균일하고 또한 높은 광이용효율로 조명하는 조명장치 및 색채, 시야특성, 밝기와 그 균일성이 우수한 화상을 표시하는 장치 등을 저가로 제공한다. 
     또, 이러한 조명장치를 광원으로 하는 우수한 화상표시장치 등을 저가로 제공한다. 
     그러기 위해 특히, 램프로부터의 광속(光束)의 집광이나 화상광의 편향 등에 회절광학소자를 사용한다.  특히, 그 입사각도나 파장에 의한 산란이방성, 회절효율의 변화, 투과특성의 변화 등을 이용한다. 
     또, 아울러 프레넬렌즈 등 다른 광학소자도 사용한다.
Patent KR-20010043915-A (KR)
Title: 박막 트랜지스터의 제조 방법
IPC: H01L21/316
Filed: 2000-03-29
Abstract: 박막 트랜지스터를 구성하는 실리콘막, 절연막, 도전막 등의 박막의 전부 또는 일부를 액체 재료를 사용하여 형성한다. 그 주된 방법은 액체 재료를 기판에 도포하여 도포막을 형성하고, 해당 도포막을 열 처리함으로써 원하는 박막을 형성하기 때문에 저가격 장치에 의해 저 코스트로 박막 트랜지스터를 제조할 수 있다.
Patent KR-20010071657-A (KR)
Title: 변형가능한 바디와 압축 링을 갖은 ｆ-커넥터
IPC: H01R43/042
Filed: 1999-06-07
Abstract: 압축형 동축 케이블 F-커넥터(20)는 종래의 결합 너트(38)와 관형 포스트(32)를 포함한다. 원통형 바디 부재(46)는 관형 포스트에 고정되며 동축 케이블(22)의 자켓(30)을 수용하기 위한 슬리브(52)를 포함한다. 슬리브내의 원형 릴리프(62)는 이런 슬리브의 단부가 케이블 자켓을 향해 내향으로 변형되도록 허용한다. 압축 링(64)은 원통형 바디 부재의 슬리브의 외벽(54)위에 장착되어 있으며 압축 링이 원통형 바디 부재 위로 축선방향으로 전진될 때 케이블 자켓에 대향해 슬리브의 단부를 내향으로 가압하는 경사진 내부 보어(74)를 포함한다. 슬리브의 단부가 내향으로 변경되면, 관형 포스트 둘레에 형성된 원형 깃 바로 뒤까지 연장하여 이들 사이에서 케이블 자켓을 죄어지게 한다. 압축 링은 개별 부품으로써 제조될 수 있으며, 또는 압축 링은 초기에 원통형 바디 부재의 슬리브와 일체로 될 수 있어 부서지기 쉬운 연결부(102)에 의해 부착되어 있다.
Patent KR-20010078758-A (KR)
Title: 인산염을 사용한 무기 충전제의 처리 방법, 이러한 충전제및 이의 용도
IPC: B29C44/46
Filed: 1999-06-17
Abstract: 본 발명은 폴리우레탄 발포체를 생성하는 부문에 사용되는 무기 충전제, 특히 탄산염, 수산화물, 규산염, 황산염 유형의 충전제 및 유사 무기 충전제의 기술 부문에 관한 것이다. 
     본 발명은 처리된 충전제와 폴리올과 기타의 제제의 혼합에 소요되는 시간을 단축시키면서도, 보조 발포제를 사용하지 않고 발포시키거나 또는, CO 2 와 같은 보조 발포제를 사용하여 발포시킴으로써 폴리우레탄 발포체의 제조에 사용되는 기법을 개선시키는 면에서, 유기 인산염 형태의 처리제를 사용하여 소정 입도를 갖는 무기 충전제를 처리하고, 탈응집 단계를 수행하고, 임의로 선별 단계를 수행하는 것을 포함하는 방법에 관한 것이다. 
     본 발명은 블록 발포체 또는 성형 가공된 발포체, 매트리스 및 유사체, 자동차 산업, 각종 산업용 부품 등에 응용할 수도 있다.
Patent KR-20010106144-A (KR)
Title: 마이크로 전기기계 시스템 자기작동 스위치 및 그 스위치어레이
IPC: H01H67/22
Filed: 2001-01-10
Abstract: 마이크로전자 기판과, 자기장에 대응하여 소정의 방향으로 자유롭게 움직이도록 상기 마이크로전자 기판에 부착된 자기소자 및 전류를 선택적으로 절환하기 위해 상기 자기소자와 같이 움직이도록 상기 자기소자에 접속된 전기소자를 포함하는 마이크로 전기기계 시스템(MEMS; Microelectromechanical system) 전기 교차점(cross-point) 스위치가 제공된다. 일실시예에 있어서, 자기소자와 전기소자는 상기 자기소자와 전기소자의 플랫폼으로서 작용하는 소정의 구속 디바이스에 의해 접속된다. 또한, 상기 전기 교차점 스위치는 스위치의 자기(磁氣) 작용이 이루어질 때까지 상기 스위치를 열림 위치 또는 닫힘 위치로 유지되게 하는 클램핑 소자를 포함한다. 다른 실시예에 있어서, 본 발명은 마이크로전자 기판과, 상기 마이크로전자 기판과 같이 회로를 구성하는 자기장 소스와, 어레이 형태로 상기 마이크로전자 기판상에 형성된 복수의 제1, 제2 전기선 및 위에서 설명한 바와 같이 제1, 제2 전기선의 교차점에 형성된 복수의 동평면 MEMS 전기 교차점 스위치들을 포함하는 MEMS 전기 교차점 스위치 어레이를 제공한다. 일실시예에 있어서, 상기 어레이는 연속적으로 교차하는 제1, 제2 전기 부하선을 갖는 N×N 혹은 N×M 어레이로 구성된다. 또 다른 실시예에 있어서, 상기 어레이는 기준 중심점으로부터 방사상으로 퍼지는 일련의 제1 전기 부하선과 상기 기준 중심점으로부터 수레바퀴 살 형태로 바깥쪽을 향해 퍼지는 일련의 제2 전기 부하선을 갖는다.
Patent KR-20020060501-A (KR)
Title: The Lake or Stream Water Quality Control Systems with using Filteration Bed
Inventor: HAN SANG BAE
IPC: C02F3/06
Filed: 2001-01-11
Abstract: PURPOSE: Lake or stream water quality control system with using filtration bed is provided, which is characterized in that filtration bed composed of sand and charcoal is installed on bank of the rivers for purifying polluted rivers. And plant or microorganism is cultivated at the filtration bed for removing organics biologically. CONSTITUTION: Filtration bed packed with sand(1) and charcoal is installed on bank of the polluted rivers. And polluted water passes through the filtration bed for purification by adsorption, filtering, and decomposing operations of the filtration bed. Also runoff is purified by the filtration bed before runoff flows into rivers. Therefore loading of organics of rivers is decreased. The lower part of the filtration bed is made of concrete for forming impermeable layer(5). Sand and charcoal are packed by cloth net for maintaining shape.
Patent KR-20020065016-A (KR)
Title: An integrated system for focused advertisement using internet, satellite and terrestrial broadband network and methode therefor
Inventor: REW DONG WON
Filed: 2001-02-05
Abstract: PURPOSE: A system and a method for a customized advertisement service using the Internet and a satellite and ultrahigh speed communication network are provided to broadcast an advertisement wanted by an advertiser to a desired location and time zone through a display device such as a TV set. CONSTITUTION: A customized advertisement website server(100) receives an advertisement request through the Internet and selects the advertisement location. An on-line payment server(110) confirms the reception of the advertisement charge from the advertiser by connecting to the customized advertisement website server. An advertisement contents server(120) receives the information according to the advertisement contents from the customized advertisement website server as a moving image file and provides various contents according to the AD. A program control server(150) receives and process the information for the advertisement location and time zone from the website server. A satellite transmission station(170) transmits the advertisement moving image and the program control file signal to a satellite(180) through an antenna. An advertisement broadcasting server(200) broadcasts the advertisement through the display by detecting the advertisement moving image and the program control file signal received from a receiving antenna(190).
Patent KR-20010078330-A (KR)
Title: Charge pump circuit
Inventor: TANIMOTO TAKASHI
IPC: H02M3/07
Filed: 2001-02-05
Abstract: PURPOSE: A charge-pump circuit is provided to improve voltage conversion efficiency, while keeping high reliability. CONSTITUTION: The charge-pump circuit comprises a couple of switching transistors(TR1, TR2), capacitor(C1), output capacitor(Cout), timing adjustment circuit(10), CMOS inverters(1,2) having a source terminal(S) of an N-channel MOS transistor respectively connected with the source terminal(S) of the transistors(TR1,TR2) and a buffer circuit(B1). The timing adjustment circuit(10) generates clock signals for turning the other on, during the period when one is turned off among the transistors(TR1,TR2). A capacitor clock signal which is formed by delaying the control clock signal(T1) for a prescribed time via the buffer circuit(B1) is then inputted to the capacitor(C1).