baber/WOPTO huggingface dataset:
Patent KR-20020036891-A (KR)
Title: Reflective-type Liquid Crystal Display and method for manufacturing the same
Inventor: CHOI BANG SIL
IPC: G02F1/136
Filed: 2000-11-11
Abstract: PURPOSE: A reflective type liquid crystal display and a method of fabricating the liquid crystal display are provided to produce a reflective type liquid crystal display having a reflection electrode in which a plurality of oriented micro-lenses are formed in order to improve reflection efficiency. CONSTITUTION: A reflective type liquid crystal display includes the first substrate(210) on which pixels are formed, the second substrate(220) arranged opposite to the first substrate, and a liquid crystal layer(230) formed between the first and second substrates. The display further includes a reflection electrode(235) that is formed on the first substrate. The reflection electrode includes the first regions and the second regions having different heights. The first regions have higher reflectivity in the first direction than in the second direction.
Patent KR-20010051878-A (KR)
Inventor: DELONG VALERE
IPC: G10L19/008
Filed: 2000-11-22
Abstract: PURPOSE: A wireless digital phone having voice recorder is provided to record all or part of phone conversation to its storage device and allows user to hear the voice of two speakers in a period nearly equal to a recording time. CONSTITUTION: The wireless digital phone has a signal processor(9) including a VOCODER(8), having an uplink voice compressor(3) and a downlink voice expander(13). The signal processor(9) to record a phone conversion is provided with a signal adder(16), which sums a pair of one voice sample on an input D of the voice compressor(3) and the other voice sample on an output C of the voice expander(13), by one bit each to convent each couple into the summed voice sample, summing voice compressors(3,17) that compress a group of consecutive and summed voice signal samples into an equivalent consecutive coded bit stream, and a nonvolatile storage device(18) that stores the coded bit streams. The wireless digital phone is applicable to a mobile phone.
Patent KR-20020041229-A (KR)
Title: Message processing method using an agent in a base station manager of mobile communication system
Inventor: JUNG GYEONG HUN
IPC: H04W4/12
Filed: 2000-11-27
Abstract: PURPOSE: A method for processing messages using an agent in a BSM(Base Station Manager) in a mobile system is provided to save system resources by setting an agent to transfer the messages inputted from a BSM operator to application softwares and driving necessary GUI application softwares only. CONSTITUTION: If a program of a BSM is driven(401), an essential application software necessary for system operation and an agent program are driven(402). A task request message transmitted from an operator is delivered to the application program through the agent program(403). In this case, the operator transmits the task request message to the agent program through the driving of a command input device or a GUI application software. The application software carries out the task based on the message delivered through the agent program(404).
Patent KR-20020043286-A (KR)
Title: Structure of slit tray for effective vaporizing
Inventor: LEE HYEON U
IPC: H01G13/00
Filed: 2000-12-01
Abstract: PURPOSE: An improved slit tray structure for efficiently supplying steam is disclosed to provide all frames in a slit tray with steam by forming three or four U-shaped grooves with perpendicular to a tray rail. CONSTITUTION: In a process for manufacturing a tantalum solid electrolytic capacitor, a packaged product(20) is put in a slit tray and is exposed to steam at about 230°C for about 1 minute. Then, the packaged product(20) is continuously aged in order to remove defects therefrom. After passing an inspection process, the slit tray of which the packaged product(20) is put therein comes into the market. The slit tray has three or four plural U-shaped grooves(60) formed therein. At this time, the U-shaped grooves(60) are perpendicular to tray rails of the slit tray. Under this structure, steam can be approached to an outer periphery and a center portion of the packaged product(20).
Patent KR-20020044609-A (KR)
Title: Fuel feeding system for vehicle
Inventor: SEO JAE YEONG
IPC: F02M37/04
Filed: 2000-12-06
Abstract: PURPOSE: A fuel supply device for a vehicle is provided to prevent engine stall during a travel by sufficiently supplying fuel depending on the inclination of a vehicle, to remove the need for the increase of the capacity of a cup in a fuel tank, and to reduce noises. CONSTITUTION: A fuel supply device for a vehicle includes a fuel tank having a separate storage cup on the inside bottom surface, a fuel filter to remove the impurities from fuel, a fuel supply pump to pressurize the fuel, a fuel injection pump to deliver the fuel, a first fuel supply pipe(62) to transfer the fuel stored in the cup, a second fuel supply pipe(64) to transfer the fuel stored outside the cup, a bypass unit(50) to selectively change a fuel supply line depending on the inclination of a vehicle, and a fuel return pipe to residual return the fuel to the fuel tank. The bypass unit includes a curtain(52) having bypass paths(52a,52b), a valve member(53) to selectively open and close the bypass paths, a link member(54) to move the valve member depending on the inclination of the valve member, a ball member(55) reciprocating depending on the inclination of the vehicle, and an elastic member(57) to support the lower face of the link member. If the vehicle is inclined excessively, the fuel stored outside the cup is additively supplied.
Patent KR-20010057584-A (KR)
Inventor: ITO HIROYUKI
IPC: C09D133/06
Filed: 2000-12-22
Abstract: PURPOSE: Provided is a Lubrication-treated steel material having improved processability, degreasing power and blocking resistance and excellent rustproofing properties in stack in the presence of water in an oil uncoated state. CONSTITUTION: The steel material is coated with a coating composition containing 74-97.7 wt.% of an acrylic resin having 30-150 acid value and 5-90 deg.C glass transition temperature, 2-20 wt.% of a water repellent selected from a carboxylic acid ester, a metallic soap, polyethylene fine powder and fluoro resin fine powder and 0.3-6 wt.% of a mixture of an alkylamidocarboxylic acid or its salt and an alkanolamine and dried to form an organic coating film.
Patent KR-20020052276-A (KR)
Title: a wheel balance weight of vehicles
Inventor: SEO EUN SEOK
IPC: F16F15/32
Filed: 2000-12-26
Abstract: PURPOSE: A wheel balance weight of a vehicle is provided to improve convenience by installing additional weights to a base part in balancing, and to cut down expenses by assembling balance weights without manufacturing various weights. CONSTITUTION: A balance weight(3) is manufactured based on the standard weight, and composed of a clip(3a) formed in the middle of a base part(3b) to install in a rim. Round grooves(3c) are formed at both sides of the base part, and internal threaded parts are formed in the groove. A round protrusion(4a) having an external threaded part in the outer periphery is formed in an additional weight(4), and combined with the groove of the base part. A groove(4b) is formed in the opposite of the round protrusion of the additional weight. Additional weights are installed with assembling the groove of the base part with the protrusion of the additional weight, and the weight is mounted in the rim by the clip. Expenses are reduced, and the balance weight is used conveniently with installing additional weights in the weight during balancing.
Patent KR-20020055082-A (KR)
Title: A monitoring system of working of thermostat
Inventor: WON YEONG JIN
IPC: F01P7/16
Filed: 2000-12-28
Abstract: PURPOSE: A system for monitoring the operation of a thermostat is provided to instantly determine whether the thermostat has trouble by continuously monitoring the operation of the thermostat. CONSTITUTION: A sensor housing(3) is installed on a thermostat housing(1). A slide bar(5) is connected to a circular valve, and is installed on the sensor housing(3) to be perturbated by the motion of the circular valve. A spring(7) keeps the slide bar(5) adhering closely to the circular valve. A variable resistor(9) converts the motion of the slide bar(5) into the variation of electric resistance. A coolant temperature sensor(11) measures the temperature of an engine coolant. An ECU(13) operates a trouble alarm unit according to a signal received from the variable resistor(9) and the coolant temperature sensor(11).
Patent KR-20020055609-A (KR)
Title: Load cell changer
Inventor: JUNG JAE HAK
IPC: G01G23/00
Filed: 2000-12-29
Abstract: PURPOSE: A load cell replacement apparatus is provided to efficiently remove the existing load cell and easily install the new load cell even in a narrow space, while reducing working time and preventing accident. CONSTITUTION: Two support plates(10) are disposed on a floor, and two connection plates(20) are disposed onto the support plates, respectively. The support plate and the connection plate are assembled through four bolts. A sliding block(50) is loaded onto the support plate, and four jack bolts(40) are installed. The load cell replacement apparatus is installed underneath the load cell to be removed. The center of a pulley is aligned by moving the sliding block. Four jack bolts are rotated by hands prior to the application of load, so as to lift an overall structure. The pulley is pushed toward the right of the groove of the sliding block and fixed by using a positioning bolt(60). Four jack bolts are gradually lifted, and paused at the state where the load cell is movable in a free manner. The load cell is replaced, and the replacement apparatus is lowered by rotating the positioning bolt and jack bolts. Then, jack bolts and the sliding block are removed, and the four bolts, connection plates and support plates are removed.
Patent KR-20020056215-A (KR)
Title: Conductive polymer resin having excellent positive temperature coefficient and method for preparing of the same
Inventor: HWANG GYO HYEON
IPC: C08J3/24
Filed: 2000-12-29
Abstract: PURPOSE: Provided are a conductive polymer resin which has high dispersibility and mechanical property, and which can show stability at high temperature and reproducibility of PTC(positive temperature coefficient) property so as to use for PTC(positive temperature coefficient) device. CONSTITUTION: The conductive polymer resin is prepared by (i) treating conductive particles with catalyst material having catalytic activity to polymerization and supporting the catalyst material on the conductive particles, (ii) polymerizing a polymer on the conductive particles, and (ii) chemically crosslinking the polymer and encapsulating the conductive particles into the crosslinked polymer resin. The conductive particles are selected from metal powder such as aluminum, nickel, copper, iron, and tin; oxides such as alumina, titania, zirconia, silica, iron oxide, silica-alumina, mica, and ferrite; metal carbonates such as calcium carbonate, and barium carbonate; carboneous material such as glass fiber, carbon black, graphite, active carbon, and carbon fiber; ceramics such as silicon carbide, chromium carbide, titanium carbide, and zirconium carbide; organic pigments or a mixture thereof.
Patent KR-20020058389-A (KR)
Title: Home automation control system and method using tag system and communication network
Inventor: LEE HWANG HUI
IPC: G08C19/00
Filed: 2000-12-29
Abstract: PURPOSE: Provided is a residence automatic control system which uses the tag system and the communication network to control facilities for residence so that it helps to manage residence efficiently. CONSTITUTION: The residence automatic control system using the tag system and the communication network comprises the parts of: a central control unit(100) which communicates and controls a supplementary control device(110), in which various information from each component are primarily stored; a residence control device(120) which transmits functions to control each component and information sent from each component; an interpreter for a tag signal(140) which transmits information entered from users into the residence control device; a transmitter for locker and image signal(150) which enables to check visitors from inside or outside; an image display and a contact device(150) which checks visitors' identification sent from the transmitter for locker and image signal; and an image treatment part(170) which watches infiltrators and internal residence when owners are out.
Patent KR-20010021502-A (KR)
Title: 고유 색이 거의 없는 열가소성 성형 재료
IPC: C08L25/14
Filed: 1998-06-23
Abstract: 본 발명은 구성체 A) 내지 F)를 함유하는 열가소성 성형 재료에 관한 것으로서, 이중 모드의 입자 크기 분포를 가지는 그래프트 중합체 A) 5 내지 80 중량%, 점도 VZ가 50 내지 120 ml/g인 열가소성 중합체 B) 20 내지 95 중량%, 및 최소한 하나의 비닐-방향족 단량체를 기초로 한 임의의 타 열가소성 중합체 C), D) 및(또는) E), 및 임의의 부가제 F)를 함유한다.  상기 발명 물질은, 1) 유화액 중합법에 따라 그래프트 중합체 A)를 생산하고, 2) 그래프트 중합체 A)를 중합체 B) 및 입수 가능한 기타 구성체 C), D), E) 및(또는) F)와 혼합 장치 중에서 혼합함으로써, 실질적으로 용융된 중합체 혼합물을 발생시키고, 3) 실질적으로 용융된 중합체 혼합물을 급속 냉각함으로써, 얻을 수 있다.
Patent KR-20010021723-A (KR)
Title: 원격 플라즈마 세정 장치
IPC: H01L21/304
Filed: 1998-06-26
Abstract: 챔버 벽 및 상기 챔버 벽내부 성분과의 낮은 반응성을 갖는 기판 처리시스템내의 챔버를 세정하기 위한 방법 및 장치가 기술되어 있다.  상기 방법은 챔버에 대해 멀리 떨어진 플라즈마 인가기와 상기 챔버 사이의 한 지점에서 플라즈마에 의해 발생된 라디칼 유동과 희석가스를 혼합하는 단계를 포함한다.  상기 장치는 다수의 입구와 출구를 갖는 유체 매니폴드를 포함하며, 상기 출구는 챔버의 흡입구에 연결된다.  상기 흡입구 중의 하나는 플라즈마 인가기와 유체 연통되고 나머지 흡입구는 희석가스 공급원과 유체 연통되어 있다.  이러한 방식에 의해, 희석가스 유동과 반응성 라디칼 유동은 상기 입구와 출구 사이에서 혼합되어 출구로부터 방출되어 흡입구를 통해 이동하는 가스-라디칼 혼합물을 형성한다.
Patent KR-20010023104-A (KR)
IPC: B21C35/04
Filed: 1998-07-28
Abstract: Pressing residue and shell are stripped from a metal-extruder disk having a pair of parallel and flat end faces at least one of which carries pressing residue or shell and an annular outer periphery extending between the end faces and carrying shell. First the disk and a blade are relatively displaced such that the blade sweeps across one of the faces and scrapes any press residue or shell therefrom. Then the disk is rotated about an axis perpendicular to the end faces while a plurality of angularly offset rollers are pressed radially against the shell carried on the outer periphery while the disk is rotating to radially deform the shell and separate it from the outer periphery. The shell separated from the outer periphery is then transported away from the disk.
Patent KR-20010024509-A (KR)
Title: 목적지를 기초로 하여 네트워크 접속을 제어하기 위한방법 및 장치
IPC: H04W76/00
Filed: 1999-08-04
Abstract: 네트워크에서 목적지에 관련된 접속 정보에 따라 네트워크 접속을 제어하기 위한 기술이 개시된다. 목적지에 관련된 접속정보에 따른 네트워크 접속의 제어는 다양한 방식으로 달성될 수 있다. 하나의 방식으로 네트워크 트랜스포트를 선택(예컨대, 베어러 선택)하는 방식이 있다. 다른 방식으로 접속에 관련된 파라미터(즉, 접속 파라미터)를 구성하는 방식이 있다. 어느 경우에든, 접속정보는 네트워크 트랜스포트의 선택 및/또는 접속 파라미터들이 이루어질 수 있는 정보를 포함한다. 네트워크 접속의 제어는, 접속의 사용을 신청하는 신청자에게 제공된 서비스의 질을 향상시킨다.
Patent KR-20010031487-A (KR)
Title: 미립자 산포장치와 이를 사용한 산포방법 및 액정표시장치의 제조방법
IPC: G02F1/1339
Filed: 1998-10-27
Abstract: 본 발명은 전극을 갖는 기판에 미립자를 정확하게 배치제어할 수 있는 미립자 산포장치, 특히, STN 형 액정표시 장치에 사용되고 있는 것과 같은 스트라이프형의 전극을 갖는 기판에 대해서도 화소가 존재하지 않는 전극사이에 스페이서를 선택적으로 배치하는 것이 가능한 미립자 산포장치와 이를 사용한 산포방법 및 액정표시 장치의 제조방법을 제공하는 것을 목적으로 하고 있다. 
     본 발명은, 대전한 미립자를 복수의 전극을 갖는 기판 상에 선택적으로 배치시키는 미립자 산포장치로, 상기 기판을 설치하기 위한 산포조와, 상기 미립자를 상기 산포조 내에 공급하여 상기 기판 상에 산포하기 위한 미립자 공급장치와, 상기 기판에 형성된 복수의 전극에 전압을 인가하기 위한 전압인가장치로 이루어지고, 상기 전압인가장치는, 상기 복수의 전극의 각각에 다른 값의 전압을 인가할 수 있는 미립자 산포장치이다.
Patent KR-20010024571-A (KR)
Title: 평면장치용 전자방출장치에서의 복수의 세그먼트를 갖는코팅의 형성방법
IPC: H01J9/02
Filed: 1998-10-27
Abstract: 본 발명은 복수의 세그먼트를 갖는 코팅(또는 층)을 형성하는 기술에 관한 것으로서, 패턴화된 코팅을 형성하는 기술은 기본 구성요소(22) 위에 제 1 영역(26)을 형성하는 단계를 수반하고, 제 2 영역(28)은 상기 제 1 영역의 일부분 위에 형성되고, 상기 제 1 영역은 상기 제 2 영역을 언더컷하기 위해 에칭되고, 이에 의해 상기 제 2 영역의 일부분 아래에 갭(30)이 형성되고, 다음에 상기 구조체 위에 코팅 재료가 제공되고, 상기 갭이 존재하기 때문에, 상기 코팅 재료는 갭을 따라 서로 이격된 한 쌍의 세그먼트에서 상기 구조체 위에 쌓이고, 한 코팅 세그먼트(32A)는 상기 기본 구성요소 위에 놓이며, 다른 코팅 세그먼트(32B)는 상기 제 2 영역에 놓인다.
Patent KR-20010031638-A (KR)
Title: 저밀도 탄성 웹 및 그의 제조 방법
IPC: D21H27/00
Filed: 1998-10-30
Abstract: 통상적인 실린더형 드럼 건조기를 사용하는 통상적인 티슈 제조기 상에서 텍스쳐드 티슈 시트를 제조하는 방법을 사용하여 벌키하고, 연성이며 습식 탄성이 우수한 제품을 제조한다.  급속 이송과 삼차원 직물의 섬유 성형의 조합을 웹 역전 단계와 결합하여 제일 먼저 텍스쳐드 이송된 직물 상에 성형된 웹의 표면이 확실히 실린더형 건조기의 표면에 대향하여 위치하게 한다.  웹의 역전은 기계의 생산성을 향상시키고 웹의 물리적 성질을 개선시킨다.
Patent KR-20010031708-A (KR)
IPC: C07C311/61
Filed: 1998-10-21
Abstract: The present invention relates to a compound of the formula wherein R1 and R2 are selected from lower alkyl groups having 1-6 carbon atoms, substituted or unsubstituted aryl groups, and unsaturated alkyl groups having 1-6 carbon atoms; R3 is a substituted or unsubstituted lower alkyl group having 1-6 carbons; and R4 is selected from substituted or unsubstituted lower alkyl groups having 1-6 carbon atoms, substituted or unsubstituted aryl groups, and unsaturated alkyl groups having 1-6 carbon atoms. The present invention also relates to a pharmaceutical composition comprising the above compound, as well as a method of treating tumor cells with the compound.
Patent KR-20010032430-A (KR)
Title: 압축-성형된 양초제
IPC: A61L9/03
Filed: 1998-11-25
Abstract: 본 발명은 농도와 경도 특성이 우수하게 결합되는 봉랍 형태의 양초제로 압축-성형될 수 있는 정제된 왁스 조성물을 제공한다. 본 발명의 용기에 저장된 봉랍 양초는 표준 목화 심지로 2 내지 5 g/hr의 연소율을 가질 수 있고, 또한 연소중에 불꽃 높이가 1 내지 3㎝로 유지된다.
Patent KR-20010040952-A (KR)
Title: 복수의 디지털 주파수에서 수신 신호를 디지털화하는 무선수신기
IPC: H04B7/165
Filed: 1999-02-09
Abstract: 무선 수신기는 변조된 수신 신호의 원 주파수를 복수의 디지털 주파수로 변환하고 상기 변조된 수신 신호를 상기 복수의 디지털 주파수 각각에서 디지털화한다.  수신기는 복수의 디지털 주파수 각각에서 디지털 변조 수신 신호 각각과 연관된 수신 품질 측정을 결정한다.  수신기는 상기 변조된 수신 신호를 디지털 변조 신호를 사용하여 다른 디지털 주파수보다 나은 수신 품질을 제공하는 디지털 주파수에서 복조한다.
Patent KR-20010041782-A (KR)
IPC: F26B7/00
Filed: 1999-03-11
Abstract: In a process for drying microporous, fluid-containing particles, the heat required for increasing the temperature is supplied by convection by reducing the interfacial tension of the fluid, preferably to 0 to 1/10, in particular to 0 to 1/20, of the interfacial tension of the fluid at room temperature, by appropriately increasing the temperature at from close to the critical pressure to supercritical pressure of the fluid. Furthermore, microporous, three-dimensionally networked particles are prepared by a process in which the drying process is used. In addition, an apparatus is used for carrying out the drying process, the apparatus comprising a pressure container having an inner container and pressure-withstanding outer container and suitable measuring and control apparatuses and pump apparatuses and heat exchangers, the inner container being provided for holding the particles to be dried and a gap being provided between the inner container and the outer container.
Patent KR-20010041889-A (KR)
Title: 시스템의 위치결정 및 조립을 위한 위치결정 아암 및 그의제조 방법
IPC: C22C21/00
Filed: 1999-02-17
Abstract: 시스템의 위치결정 및 조립을 위한 위치결정 아암(1)은 고속으로 가속되므로, 경량이면서도 내굽힘성 및 내비틀림성을 가져야 한다. 
     시스템의 위치결정 및 조립을 위한 위치결정 아암(1)용 재료로서 금속 또는 세라믹 포말체 및 비팽창 재료에 기초한 복합 재료의 사용은 위치결정 아암(1)을 경량이면서도 높은 강성을 가지도록 한다.  반제품(5)은 비팽창 재료 내에 배열됨으로써, 반제품(5)과 위치결정 아암(1) 사이의 연결을 금속 또는 세라믹 포말체에서 보다 양호하게 한다.
Patent KR-20010074461-A (KR)
IPC: A61P29/00
Filed: 1999-03-29
Abstract: The present invention relates to use of oxidised thymosin beta 4 in therapy, more particularly in the treatment of diseases or conditions associated with an inflammatory response or septic shock. The present invention also provides pharmaceutical formulations comprising oxidised thymosin beta 4 together with a suitable excipient.
Patent KR-20010043577-A (KR)
IPC: B60C23/00
Filed: 1999-05-06
Abstract: Preferably, a tire inflation system includes a hub cap secured to a wheel attached to an axle of a vehicle, which provides a source of pressurized air. The tire inflation system preferably includes a rotary union assembly with a rotating portion and a non-rotating portion, the rotating portion attachable to the exterior of the hub cap for rotation with the hub cap. The non-rotating portion preferably includes a stationary shaft in fluid communication with the source of pressurized air, the stationary shaft defining an air passage therethrough which participates in conducting pressurized air to the tire. An end of the stationary shaft preferably provides a first bearing surface and a housing is rotatably mounted thereon for rotation with the hub cap. The rotating portion preferably includes a rotary member rotating with the housing, the rotary member defining a second bearing surface disposed in abutment with the first bearing surface.
Patent KR-20010083077-A (KR)
Title: 제초제 선택성 작물을 생성하는 ｄｎａ 재편성
IPC: C12N9/02
Filed: 1999-08-12
Abstract: 본 발명은 신규하거나 개선된 제초제 내성 활성을 보유한 단백질을 암호화하는 재조합 제초제 내성 핵산을 얻기 위한 DNA 재편성 방법, 재편성된 제초제 내성 핵산의 라이브러리, 돌연변이 식물 및 DNA 재편성 혼합물을 제공한다.
Patent KR-20010035147-A (KR)
Title: charge holders and center cut blasting method of use
Inventor: OH SEONG NAM
IPC: F42D1/00
Filed: 2001-01-03
Abstract: PURPOSE: A firing charge holder and large hole burn cut using the same is provided to improve digging efficiency, decrease the number of firing charge holes and firing charge amount, and blasting vibration by focusing explosive energy generated by blasting in a direction of holes having an inclination angle facing free face. CONSTITUTION: The firing charge holder comprises one or more holes (12) having an inclination angle (11) in a tubular firing charge holder used in large hole burn cut of underground cavity or rock slope, wherein one or more holes are longitudinally formed in the firing charge holder (10), one or more holes are circumferentially formed in the firing charge holder (10), and the explosive loaded in the firing charge holder after loading the explosive into a firing charge holder (10) is inserted into firing charge holes in such a manner that holes having inclination angles face a free face (4) when the explosive is blasted.
Patent KR-20010025558-A (KR)
Inventor: PARK JONG HYUN
Filed: 2001-01-05
Abstract: PURPOSE: The online dealer system is provided to manage the dealer continuously and excellently by receiving an extra benefits for selling when a user purchases a wanted commodity. CONSTITUTION: If a user connects to an on-line, a homepage is displayed(N1). A user selects a commodity to be purchased out of a plurality of commodities(N2). It is confirms as to whether the user is joined as a dealer or not(N3). If the user is not joined as a dealer, a joining of a dealer is inducted(N4). If the user has been joined as a dealer, the user performs a login and prepares an order sheet(N5). A purchasing of a commodity is achieved through the above processes(N6). A seller delivers the commodity(N7). An extra benefits for selling is furnished to the dealer by calculating exactly per a month(N8). The process is terminated(N9).
Patent KR-20020057740-A (KR)
Title: Rs 422 communication circuit using relay
Inventor: KIM DAE JUNG
IPC: G06F13/00
Filed: 2001-01-06
Abstract: PURPOSE: An RS-422 communication circuit using a relay is provided to make a circuit design simple and to maximize the efficiency of the circuit design by realizing the signal transfer while securing an operation current value of an opto coupler. CONSTITUTION: The RS-422 communication circuit comprises a data transmitter(110) transmitting the data, a driver(120) outputting the transmission signal according to the signal output from the data transmitter, and a plurality of relays(131-13n) connecting to an output terminal of the driver. A plurality of opto couplers(141-14n) receives the transmission signal output from the driver according to the driving of the relays by connecting to the output terminal of respective relays. A controller(150) outputs a control signal in order to control the operation of respective relays. A decoder(160) transfers the control signal to the corresponding relay according to the control signal output from the controller. A data receiver receives the signal output from respective opto couplers.