baber/WOPTO huggingface dataset:
Patent KR-20010081199-A (KR)
Title: Device for rotating and separating a shield of helmet
Inventor: LEE YEONG SUK
IPC: A42B3/00
Filed: 2000-02-11
Abstract: PURPOSE: A device for rotating and drawing a windshield in a helmet is provided to improve the convenience of assembly/disassembly of the shield, and to prevent the miss-operating of the shield. CONSTITUTION: The shield(120) of a helmet is rotatively coupled to both sides of a helmet body. A rotating shaft(10) formed with a projection(11) along a part of the circumference thereof is provided at a rotating point of the shield. A sliding plate(20) having a folded extension part(21), and a catching plate(30) having a one-way toothed part(31) are successively disposed near the rotating shaft. A fastening member(1) mounted on the both sides of the helmet body consists of a rounded partition(40) for rotatively receiving the rotating shaft, a guide rail(50) contacting with the folded extension part, a guide wall(60) engaged with the one-way toothed portion, and a groove(70) for a spring(71). A rotating member(2) hinged on the outer surface of the fastening member consists of a doughnut shaped rotating wall(80) having a boss(81) for fastening/releasing the projection of the rotating shaft, and a compression piece(90) integrated into the rotating wall for compressing the guide rail by using the elastic force of the spring.
Patent KR-20000030275-A (KR)
Inventor: SUNG SANG JUN
IPC: H01R31/02
Filed: 2000-02-15
Abstract: PURPOSE: A multi-connector is provided to relieve inconvenience when using a head set or a speaker by a switch and to connect the sound card of a computer to a headphone having a microphone, to a speaker, or to an ear microphone. CONSTITUTION: A multi-connector is used to connect the sound card of a computer to an ear microphone(10), to a speaker, or to a headphone having an attached microphone. A microphone plug(1) and an audio plug(2) inserted into the sound card of the computer are connected to a main body(3) of the multi-connector with a stereo wire. A speaker jack(6) is connected to a speaker, and a microphone jack(8) and a headphone jack(9) are connected to the headset. Then, a microphone jack(7) is connected to an ear microphone(10), while controlling the volume of a head set or the microphone by a volume adjuster(4). Then, a switching over switch(5) selects the speaker, the headset, or the ear microphone. Herein, the switch is installed in the main body of the multi-connector or in a headphone hanger(20) for selectively connecting the sound card of the computer to the ear microphone, the speaker, or the headset.
Patent KR-20010091410-A (KR)
Title: Electronic payment method on internet
Inventor: KOONG JI SUNG
Filed: 2000-03-15
Abstract: PURPOSE: A method of an electronic payment on Internet is provided to prevent a leak of a credit card user's personal information and ensure a safe payment in all web sites. CONSTITUTION: An account is opened and a cyber debit card is issued between an Internet user and a cyber bank. A product is purchased and a payment is carried out between the Internet user and a web store. The web store finally receives money by charging a credit card company the money. The credit card company draws out the money which is requested by the web store from the Internet user's account of the cyber bank, and pays the money to the web store. The cyber bank functions as an agent for the payment, so that the cyber bank can receive a predetermined amount of commission from the Internet user or the web store. The Internet user should open his/her own account in the cyber bank on Internet. The cyber bank may be an Internet banking service of an existing bank or a newly made Internet bank.
Patent KR-20000036605-A (KR)
Inventor: KIM JUNG YONG
Filed: 2000-03-23
Abstract: PURPOSE: A method for distributing an electronic stamp is provided so that a stamp with an image selected by a consumer can be issued and calculated by an office of issue connected via the internet or PC communication. CONSTITUTION: An office of issue and an office of authentication for an electronic stamp are connected through a communications network. An identity of a registered consumer is confirmed. An image design program module for producing an image to be used as the electronic stamp is provided only to the consumer whose identity is confirmed. The image is inputted through the image design program module. It is judged whether the consumer can pay for the electronic stamp(S22). If so, an application for the issue of the electronic stamp is filed to the office of authentication(S24), and then an authentication key is received(S26), registered and encoded(S28). When an application for printing the electronic stamp is filed(S30), an electronic stamp print module is provided(S32). The registered and encoded contents are converted to be optically recognizable through the electronic stamp print module, and output as the electronic stamp with the inputted image(S36).
Patent KR-20000036910-A (KR)
Inventor: YOU KWON SUN
IPC: G06Q50/34
Filed: 2000-03-31
Abstract: PURPOSE: A sports lottery ticket betting method that a betting board functions as a lottery ticket in a case of betting by adding sports betting and a lottery ticket and an additional point for successive victory and an advertisement to a sports lottery ticket betting is provided. CONSTITUTION: If a promoter side pays web money, a member side joins in the nuguna.com. Then, the member side selects an item among a football game, a basketball game, a baseball game, a volleyball game and an event, and carries out a betting. If the promoter side incorporates a result of the game, the awarding of the betting is performed after the member side carries out the betting through a lottery ticket betting board.
Patent KR-20000037004-A (KR)
Inventor: LEE CHANG SOO
IPC: D06F39/08
Filed: 2000-04-04
Abstract: PURPOSE: A washing machine having a bulb converting device using an ion exchanging resin is provided to enhance the washing effect of the washing machine by mounting a bulb converting device. CONSTITUTION: A washing tub(2) is installed in a body(1) of a washing machine. The washing is accomplished by a motor(3). A bulb exchanging device(5) in which a positive ion exchanging resin(6) is installed is mounted on a water supplying line(4). The supplied water is passed through the bulb exchanging device(5), and the positive ion contained in the water is sucked by the positive ion exchanging resin(6) and is converted into a bulb. The bulb is supplied into the washing tub(2).
Patent KR-20010094307-A (KR)
Title: Shadow mask frame
Inventor: JUNG BYEONG HWA
IPC: H01J29/02
Filed: 2000-04-06
Abstract: PURPOSE: A shadow mask support frame of a cathode ray tube is provided to fully support a shadow mask without increasing the length of a skirt portion in a shadow mask with a large curvature. CONSTITUTION: A multitude of bead portions(63,65,67,69) is formed at four edges of an inside of a shadow mask support frame(70). The bead portions(63,65,67,69) have a grating shape, respectively. A multitude of support portions(73,75,77,79) are projected from a lower portion of the shadow mask support frame(70). Four edges of a shadow mask(60) are combined with the bead portions(63,65,67,69) by a welding process. The shadow mask(60) is fixed to the shadow mask support frame(70) by combining the four edges of the shadow mask(60) with the bead portions(63,65,67,69) of the shadow mask support frame(70).
Patent KR-20010097181-A (KR)
Inventor: LEE KYUNG SOO
Filed: 2000-04-20
Abstract: (1)발명이 속하는 기술분야 
     본 발명은 인터넷 상에서 타업체의 광고를 대행하되, 소비자가 피해를 입는 경우에 업체의 광고를 대행한 사이트에서 광고를 보증해주는 비즈니스 모델에 관한 것이다. 
     (2)발명의 목적 
     본 발명은 소비자와 광고주를 회원으로 확보한 후 광고주의 광고를 보증해주되, 소비자의 피해 신고를 접수하면 광고보증사에서 먼저 피해액을 보상해주고 광고보증사는 업체를 감독·관리하는 보증방법을 안출하려는 것으로, 상품의 불량과 업체의 잘못으로 인한 사고 등을 미연에 방지할 수 있는 시스템을 구비하여 소비자는 안심하고 상품을 구매할 수 있게 되는 것을 목적으로 하는 것이다. 
     (3)발명의 구성 
     인터넷 상에 광고보증 사이트를 개설한 후 소비자와 광고주를 회원으로 확보하고, 사이트에 올린 광고주의 광고를 소비자 회원이 보고 물품을 구매한 후 피해를 입었을 시 추정되는 피해액의 80%를 광고보증사에서 먼저 보상한 후 광고주와 타협을 하여 광고주로부터 배상액을 받아주도록 하며, 합의가 이루어지지 않는 경우에는 소비자가 취할 법적 대응에 따른 비용을 광고보증사에서 먼저 부담을 하여 소송의 진행을 도와주며, 광고보증사가 광고주의 상품과 시설을 지속적으로 관리하여 상품의 하자나 사고를 미연에 방지토록 함을 특징으로 하는 것이다. 
     (4)발명의 효과 
     본 발명은 상품구매에 따른 피해를 미리 지급해주고 법적인 조치에 따른 비용 등도 부담해줌은 물론, 업체의 관리를 지속적으로 실시하므로 주므로 상품의 하자나 사고를 미연에 방지할 수 있게되는 지대한 효과가 있는 것이며, 소비자는 마음놓고 상품을 구입할 수 있게 되고, 광고주 측에서는 매출을 크게 향상시킬 수 있게 되면서 상품의 질적인 향상도 이룩할 수 있는 등, 인터넷을 이용한 전자 상거래의 활성화와 소비자와 제조 및 판매자간의 신뢰를 향상시킬 수 있게되는 매우 유용한 효과가 있다.
Patent KR-20010049288-A (KR)
Inventor: IKEGUCHI YOSHITO
IPC: A44B19/34
Filed: 2000-04-25
Abstract: PURPOSE: To provide a knitted slide fastener rich in flexibility and hardly marked with a fastener element line even in the case of iron finish. CONSTITUTION: A leg part L of each element portion E is fastened and fixed from an upper surface by the needle loop of chain-knitting threads 6 and 7 for fixing, the thickness of a lateral inserting thread 11 to be inserted while alternately interlocking two lines of wells W1 and W2 arranged at an element attaching part T1 closer to a main tape body part T2 is made thicker than the other lateral inserting thread, a lateral inserting thread 10 to be inserted while alternately interlocking wells W2 and W3 formed from the well W1 arranged at the element attaching part T1 closest to the main tape body part T and any one of chain-knitting threads 6 and 7 for fixing is made thermally shrinkable and almost the half of the fastener element line is sunk down from the surface of a main fastener tape body part T2 by heating.
Patent KR-20010103244-A (KR)
Inventor: MOON TAE HYUN
Filed: 2000-05-09
Abstract: 본 발명은 주기적 데이터 검색 및 매칭 시스템과 이동 통신 단말기의 데이터 전송기법을 이용한 매매 중개 방법 및 장치에 관한 것으로서, 매매자가 클라이언트PC 또는 이동 통신 단말기로 인터넷을 통하여 매매조건을 등록해 놓으면 주기적으로 데이터를 검색하고 매칭 결과를 확인하여 매칭 데이터를 이동 통신 단말기로 즉시 전송해줌으로써 매매자간의 연결을 가능하게 하는 방법 및 장치에 관한 것이다. 본 발명은 주기적 데이터 검색 및 매칭 시스템과 이동 통신 데이터 전송 기법을 이용함으로써 1)기존의 클라이언트PC를 이용한 등록할 뿐만 아니라 이동 통신 단말기를 이용하여 등록함으로써 시간적 공간적 제약을 줄여주고 2) 매매자들이 한번 매매 조건을 등록해 놓으면 주기적으로 데이터를 검색하고 매칭여부를 확인하여 즉시 이동 통신 단말기로 데이터를 전송하여 매매자들간의 연결을 신속하게 이루어지게 한다.
Patent KR-20010015948-A (KR)
Title: Founding method for non-slip bottom
Inventor: LEE JEONG CHEOL
IPC: E04F11/16
Filed: 2000-05-12
Abstract: PURPOSE: A non-slip floor constructing method is provided to prevent sliding not to cause users' accidents, and to keep the fine external appearance by giving durability to a floor such as a step without special maintenance. CONSTITUTION: A non-slip floor constructing method comprises the steps of; attaching a finishing frame (1) on the front of a foundation (6) cured after concreting on a metallic material or composed of a metallic material; attaching one end of a mesh net (2) to the finishing frame (1) and installing as leaving a little space with the foundation (6); mixing a steel slag (3) and an adhesive (4), then applying on the foundation (6) to be coincided with the upper end of the finishing frame (1) and hardening.
Patent KR-20010104512-A (KR)
Inventor: JANG RAE YEONG
Filed: 2000-05-15
Abstract: 본 발명은 천연무기질 광물(Natural mineral) 소재인 제올라이트(Zeolite)과 산화마그네슘(MgO) 그리고 광촉매제(photo zeolite)를 이용하여 특수한 방법으로 수 옹그스크롱(Å)∼ 수 밀리(㎜)단위인 미로형태의 공극을 가지도록 하여 초경량화하고 축열성과 항균성, 음소거성, 높은 내구성을 가지는 건축용 판넬을 제조토록 함으로써, 이를 사용하여 건축물을 구축하였을 경우에는 건축물의 하중이 최소화된다. 
     그리고 공극이 발달되어 있어서 실내의 온도를 저장하는 축열함으로써 최대 30%까지의 에너지 절감 효과를 가져온다. 
     한편, 판재에 포함되어진 인체에 무해한 항균력이 반영구적으로 효능이 떨어지지 않는 상태에서 실내,외에서 발생되는 먼지세균은 물론 각종 유기산화물을 산화 및 분해시켜 주는 등 각종 괴 박테리아들로부터 사람들을 지속적으로 보호 해준다. 
     또한, 미로형태로 구성이 되어진 공극에 의해 각종의 소음을 거의 완벽하게 차단하여 준다. 
     그리고 슬러지상태의 혼합물을 고온에서 구워내는 하소공정을 거쳐서 건축용판재를 완성하였기 때문에 내구성과 내열성이 뛰어나서 높은열에서나 어떠한 악조건에서도 형질이 변형이 되거나 뒤틀림이 없기 때문에 건축물의 수명이 장구 하게 되는 등 건축,건설쪽에서 없어서는 아니될 매우 획기적인 것이다. 
     상기와 같은 본 발명은 천연광물인 제오라이트(natural zeolite)를 분쇄기에 넣어 균일한 입자크기인 325메쉬(MESH) (43㎛)의 크기로 분말상태의 파우더(powder)를 만드는 제1공정과, 
     상기 제1공정에서 만들어진 제오라이트 파우더 약50중량%와 산화마그네슘(MgO) 약3중량% 그리고 입자크기가 0.2㎛인 광촉매제(photo catalysts) 약10중량%를 교반기에 넣은 후 충분하게 교반시켜 혼합된 혼합파우더를 얻는 제2공정과, 
     상기 제2공정에서 얻어진 혼합파우더에 순수한 물(H 2 O) 약37중량%를 서서히 첨가하면서 교반시켜 슬러리(SLURRY)상태의 혼합물을 만드는 제3공정과, 
     상기 제3공정에서 만들어진 슬러리상태의 혼합물을 가로50㎝×세로20㎝×두께3㎜ 크기로된 형틀에 주입시킨 후 적당한 압을 가한다음 건조하여 원하는 형태의 판넬을 성형하는 판넬성형공정인 제4공정으로 이루어진다. 
     여기서, 상기 제4공정인 판넬성형공정은, 상기 제3공정에서 만들어진 슬러리상태의 혼합물을 가로50㎝×세로20㎝×두께3㎜ 크기로된 형틀에 주입시킨 후 적당한 압을 가한다음 건조기에 넣어 200℃ 온도에서 3시간동안 충분하게 건조시키는 건조공정과, 건조된 판넬을 다시 고온용 하소로에 넣어 800℃ 온도에서 8시간 하소(고온에서 구어냄)를 시켜서 원하는 형태의 판넬을 성형하는 하소공정으로 이루어 지는 것이다.
Patent KR-20010105547-A (KR)
Title: Upright-type vacuum cleaner having cyclone dust-collecting apparatus
Inventor: OH JANG GEUN
IPC: A47L9/16
Filed: 2000-05-16
Abstract: A method for simulating fluid flow within a three-dimensional object having first and second generally opposed surfaces including matching each element (DF) of said first surface with an element (CE) of said second surface between which a reasonable thickness may be defined, wherein matched elements of said first surface constitue a first set of matched elements and matched elements of said second surface constitute a second set of matched elements specifying a fluid injection point, performing a flow analysis using each set of said matched elements, whereby said injection point is linked to all locations on said first and second surfaces from which flow may emanate such that resulting flow fronts along said first and second surfaces are synchronized.
Patent KR-20010049360-A (KR)
Title: Method of manufacturing article equipped with structural members and article equipped with structural members
Inventor: KIKUKAWA NORIO
IPC: A41D27/00
Filed: 2000-05-18
Abstract: PURPOSE: To lessen the influence of various plastic working on a plating film and to form a product having high decorativeness by subjecting the surface of a long-sized body consisting of metal or alloy to a plating treatment to form the plating film of a specific thickness and cutting the body to form constitution members, then mounting the same at an adherend. CONSTITUTION: The surface of the long-sized body consisting of the metal or alloy is subjected to the plating treatment to form the plating film of 0.001 to 10 μm in film thickness. After the constitution member is constituted by cutting the plating film, the constitution member is mounted at the adherend, by which the adherend with the constitution member is produced. The long-sized body is adequately a wire- shaped body of a cross-sectionally circular shape, irregular shape or rectangular shape. The preferable examples of the adherend with the constitution member include slide fasteners, etc., the specific examples of the adherend include fastener tapes, etc., and the more specific examples of the constitution member include elements, stopper, etc. Also, the more specific examples of the adherend with the constitution member include clothing, fabric, etc., and the more specific examples of the constitution member include buttons, etc.
Patent KR-20010049418-A (KR)
Inventor: FORSCHNER PETER
IPC: B01F27/71
Filed: 2000-05-26
Abstract: PURPOSE: An agitator is provided, which distributes gas in liquid effectively and improves gas-treating. CONSTITUTION: In an agitator for agitating liquid in an agitating vessel for floating solid and dispersing gas in liquid, particularly in an absorber in a flue gas desulfurizer, gas is guided through a hollow agitating shaft(14) of an agitator(10) or a hollow hub and is injected into the liquid on the pressure side of an agitating blade(16).
Patent KR-20010107442-A (KR)
Inventor: KIM SANG NAM
IPC: A47J37/04
Filed: 2000-05-29
Abstract: 본 발명은 통 오리구이용 브라운가스 오븐에 관한 것으로서, 종래의 화석 연료가 아닌 브라운가스를 연료로 사용하여 맥반석을 가열하고 맥반석에서 나오는 원적외선에 의해 오리가 구워질 수 있도록 한 것으로, 조리실 분위기 온도를 170~180℃로 유지시키면서 브라운가스의 보습기능에 의해 자연적으로 생성되는 수증기가 조리실에 적정량 유지하도록 조절하여 보습이 되는 상태에서 요리가 되도록 함으로써 육질이 부드러워 먹기가 좋고 영양분이 풍부하여 고기 고유의 제맛을 즐길수 있도록 한 바베큐용 브라운가스 오븐에 관한 것이다.
Patent KR-20010020933-A (KR)
Inventor: MIDORIKAWA JUN
IPC: H05K7/20
Filed: 2000-06-01
Abstract: PURPOSE: A cooling system is provided to reduce a size of a cooling system and increase a moisture absorption ratio by improving a structure of a cooling system. CONSTITUTION: A coolant reception tank(22) stores coolant. A supply piping is connected with an outlet(22A) of the coolant reception tank(22) in order to provide the coolant to a cooling object(10). A pump(23) is installed at the supply piping in order to provide the coolant to the cooling object(10). A withdraw piping withdraws the discharged coolant to the coolant reception tank. A thermal exchange is inserted into the withdraw piping to lower a temperature of the coolant. A moisture absorption filter(24) is arranged within the coolant reception tank(22) to absorb moisture from the coolant.
Patent KR-20010007219-A (KR)
Inventor: KURIHARA YOSHIAKI
IPC: B41J2/16
Filed: 2000-06-03
Abstract: PURPOSE: A method for manufacturing a liquid discharge head is provided to discharge a predetermined liquid due to a bubble generated by heat energy and to exhibit a reduced manufacturing time and a film thickness of several dozen microns. CONSTITUTION: A liquid discharge head includes a discharge opening(5) for discharging liquid droplets therefrom, a wall member constituting a liquid flow path(7) communicating with the discharge opening(5) to supply liquid to the discharge opening, a substrate provided with a bubble creating element for creating a bubble in the liquid, and a movable member(6) supported by and fixed to the substrate with the discharge opening side thereof as a free end and provided at a position facing the bubble creating element in the liquid flow path(7) with a gap between it and the substrate, wherein the free end of the movable member(6) being displaced away from the substrate by pressure produced by creating the bubble to thereby directs the pressure to the discharge opening side and discharges the droplet of the liquid from the discharge opening(5). A method for manufacturing the liquid discharge head has the steps of preparing the substrate provided with the movable member, filling the gap between the movable member and the substrate with liquid photo-curing resin and applying the resin to the substrate by spin coating until it covers the movable member, exposing that area of the photo-curing resin which excludes an area including at least the liquid flow path to light to thereby harden a portion corresponding to the wall member, and removing the unexposed portion of the photo-curing resin to thereby form the movable member in the liquid flow path.
Patent KR-20010111141-A (KR)
Inventor: LEE JIN DONG
IPC: B60R21/00
Filed: 2000-06-08
Abstract: 본 발명은 차량 운행 중 전방의 교차로 또는 횡단보도 통과시 교통 신호등의 신호 상태를 사전에 인식하여 신호 상태에 따라 차량의 주행 속도를 조절하면서 통과할 수 있도록 한 차량의 교통 신호등 연동 속도 제어 시스템에 관한 것이다. 
     본 발명은 차량의 현재 위치 정보를 무선으로 송신 및 정보를 수신하는 교통 신호부가 구비된 자동차와; 상기 자동차의 교통 신호부로부터 송신되는 차량 위치 정보 신호를 수신하고 이 수신된 정보 신호를 유선으로 송신하며 상기 유선으로 수신 정보 신호는 무선으로 재 송신하는 양방향 기지국과; 상기 기지국으로부터 송신된 차량 정보 신호를 파악하고, 교차로 나 횡단보도에 설치되어 차량의 교통신호를 표시하는 교통 신호기로부터 현재 신호등에 관련된 정보를 받아 상기 기지국에 전송하는 정보서비스 운영센터로 구성하여서 된 것을 특징으로 한다.
Patent KR-20010066844-A (KR)
Title: Method for converting aromatic hydrocarbons
Inventor: ICHIOKA RYOJI
IPC: C07C6/12
Filed: 2000-06-15
Abstract: PURPOSE: Method for converting aromatic hydrocarbons is provided, which accomplishes effective conversion of aromatic hydrocarbons with suppressed consumption of hydrogen and minimized deterioration of the catalyst activity by decreasing the content of nonaromatic compounds in the feedstock of the aromatic hydrocarbon, when aromatic hydrocarbon is converted. CONSTITUTION: Sodium-type synthetic mordenite, 105 g of powdery, 45 g of alpha-alumina, 12 g of alumina sol, 10.5 g of alumina gel, and a suitable amount of ion-exchanged water were mixed and kneaded for about 2 hours, then shaped into noodles having a size of 1.2 mm (outer diameter) x 1.0 mm (length), and dried at 120 deg.C for 16 hours. 50 g of the noodles were calcined at 400 deg.C in air for 5 hours, and then processed with 100 g of an aqueous 10 wt.% ammonium chloride solution at 80 to 85 deg.C for 1 hour. After having been separated from the liquid through filtration, these were washed with water. These were further processed with 100 g of an aqueous 5 wt.% tartaric acid solution at 80 to 85 deg.C for 3 hours, separated from the liquid through filtration, and washed with water. Then, these were dipped in 6.5 g of an aqueous 5 wt.% rhenium(VII) oxide solution at room temperature. After having been dried at 120 deg.C for 16 hours, these were calcined in air at 540 deg.C for 8 hours. Thus was prepared an H-type synthetic mordenite catalyst. The catalyst was loaded into a fixed-bed reactor, and a starting material, from which the non-aromatic compounds had been removed through distillation, was contacted with the catalyst in the reactor.
Patent KR-20020004573-A (KR)
Title: Reflux cleaner
Inventor: OH JANG GEUN
IPC: A47L9/08
Filed: 2000-07-06
Abstract: PURPOSE: A discharge air recirculation type vacuum cleaner is provided to prevent a motor in a cleaner body from being overheated, to improve cleaning efficiency and to enhance safety by discharging a portion of the discharged recirculated air through a discharge unit. CONSTITUTION: A discharge air recirculation type vacuum cleaner has a cleaner body divided into a suction path and a discharge path, a suction unit installed in the suction path, a connecting pipe having a suction pipe connected to the suction path and a discharge pipe connected to the discharge path, and a suction brush(30) connected to the end of the connecting pipe. The suction brush has a coupling pipe unit(31) having a suction passage(31a) and a discharge passageway(31b), a cover unit(33) extended from the coupling unit and a dividing plate(35). The cover unit has a discharge unit(33a) made of porous plastic. Many porosities are formed in the discharge unit. The dividing plate is installed in the cover unit to divide the suction passage from the discharge passage. Suction air repeatedly circulates between the cleaner body and the suction brush. A portion of the air discharge recirculated to the suction brush from the cleaner body is discharged out through the discharge unit. According to the porosities of the discharge unit, just a small amount of air is discharged. Fresh air is joined to the discharged recirculated air in small doses. Therefore, a motor in the cleaner body is cooled continuously.
Patent KR-20010015294-A (KR)
Title: Communication terminal device
Inventor: SUDO HIROAKI
IPC: H04B1/707
Filed: 2000-07-12
Abstract: PURPOSE: A communication terminal device of an OFDM CDMA type is provided to compensate for residual phase errors by compensating each receiving signal using remaining phase error. CONSTITUTION: Each diffusing part(101) diffuses each of transmission signals(1) with an inherent diffusion code. A diffusing part(102) diffuses a known signal with a diffusion code for a diffusion signal. An S/P converter(104) decomposes a signal, in which each transmission signal and known signal after diffusion are multiplexed in each chip, and an IFFT part(105) performs frequency division multiplexing of a chip data string. An FFT part(107) perform Fourier transform processing of a received signal and extracts each subcarrier signal. A P/S converter(109) converts a plurality of series signals after compensation processing into a single series signal. Each inverse diffusing part(110) inversely diffuses a received signal converted into a single series signal with a prescribed diffusion code. An inverse diffusion processing part(111) inversely diffuses the received signal converted into the single series signal with a diffusion code for a known signal. A residual phase error detecting part(113) detects a residual phase error with the known signal and the received known signal after inverse diffusion processing. A phase compensating part(112) compensates each received signal for the residual phase error.