baber/WOPTO huggingface dataset:
Patent KR-20010095397-A (KR)
Title: Gallium Nitride film with co-dopants and fabrication method thereof
Inventor: KIM GI SU
IPC: H01L21/318
Filed: 2000-03-30
Abstract: PURPOSE: A GaN layer doped with common dopants and a fabricating method thereof are provided to form a GaN layer with a low resistivity and without degradation. CONSTITUTION: A GaN layer is fabricated by using a horizontal organic metal chemical vapor deposition reactor. The GaN layer is formed by doping commonly two or more p-type dopants. The dopants doped on the GaN layer includes Mg and Zn. TMG, NH3, Cp2Mg, and DEZn are used as source gases of Ga, N, Mg, and Zn. In the method of fabricating the GaN layer, a substrate is loaded in a chemical vapor deposition reactor. The source gases of Ga, N, Mg, and Zn are supplied in the chemical vapor deposition reactor. The GaN later doped with Mg and Zn is deposited on the substrate. In the depositing process, the supply amount of the source gas of Mg corresponds to 100 to 1000 times of the supply amount of the source gas of Zn.
Patent KR-20010094137-A (KR)
Title: Switching Valve Having Four-way Passage for Water Softener
Inventor: JUNG SUNG HUN
IPC: F16K13/00
Filed: 2000-04-04
Abstract: PURPOSE: A switching valve having a four-way passage is provided to eliminate inconvenience without locking additional units connected to pipes of a water softener individually with a four-way passage, and to use conveniently by controlling direction of flow by operating a handle simply. CONSTITUTION: A switching valve with a four-way passage(1) is composed of a valve body(10) having four-way passages(11,12,13) and an outer handle installation groove to combine a handle(60); an opening unit(30) installed in the valve body to control flow by the handle, and to form a through-hole(31) unidirectionally in the middle and cut faces at both sides of the through-hole; and the handle converting the direction of the opening unit. The switching valve is installed between a faucet and a water pipe. Water from the water pipe is softened through a water softener body and a connector in setting the water softening mode by turning the handle, and output to a shower. The switching valve having the four-way passage for the water softener is used conveniently and cleanly with converting the direction of flow by turning the handle simply.
Patent KR-20010100292-A (KR)
Inventor: CHO SAM GU
Filed: 2000-04-11
Abstract: 본 발명은 디지털 텔레비젼 시스템의 오디오 수신 장치에 관한 것으로, 트랜스포트 스트림으로부터 PSI 데이터와 주 및 보조 오디오 서비스 데이터를 분리하는 TS 디코더와, 상기 TS 디코더에 의해 분리된 주 및 보조 오디오 서비스 데이터를 PES 디코딩하여 주 및 보조 오디오 서비스의 엘레멘트리 스트림을 생성하는 주 및 보조 오디오 PES 처리부와, 상기 주 및 보조 오디오 PES 처리부에 의해 생성된 주 및 보조 오디오 서비스의 엘레멘트리 스트림을 복호하는 주 및 보조 오디오 디코더와, 상기 TS 디코더로부터 제공되는 오디오 서비스 선택신호(SEL)에 따라 상기 주 및 보조 오디오 PES 처리부에서 생성된 주 및 보조 오디오 서비스의 엘레멘트리 스트림을 선택적으로 상기 주 또는 보조 오디오 디코더로 출력하는 선택부와, 상기 TS 디코더로부터 분리된 PSI 데이터의 PMT에 실려있는 AC-3 디스크립터의 내용을 해석하여 상기 텔레비젼 수신기에서 선택된 방송 프로그램의 오디오 서비스의 종류가 주 오디오 서비스 또는 보조 오디오 서비스인지를 파악하고, 상기 파악된 주 오디오 서비스 또는 보조 오디오 서비스중에서 선택하고자 하는 오디오 서비스가 실려있는 패킷의 PID를 상기 TS 디코더로 제공하여 상기 TS 디코더가 상기 PID를 기준으로 주 및 보조 오디오 서비스를 각기 대응하는 상기 주 및 보조 오디오 PES처리부로 입력되도록 하는 제어부를 포함한다.
Patent KR-20010095797-A (KR)
Title: Fluid mixing apparatus
Inventor: EOM GYEONG YONG
IPC: B01F5/00
Filed: 2000-04-12
Abstract: PURPOSE: A fluid mixing equipment is provided, which can mix fluid using device of simple structure thus lowering production cost of the device, and prevent any back flow thus minimizing any harmful damage to the device, and maximize diluting effect of the fluids by continuous mixing of flowing fluids. CONSTITUTION: The system comprises the followings: a first tube(20) that has a velocity increasing chamber(201) formed by inclined channel inside the chamber and connected to liquid matter feeding part(24) for receiving No.1 fluid and for increasing velocity of the fluid; a second tube(22) of a small tube that is inserted into the velocity increasing chamber(201) and connected to gaseous matter feeding part(26) for feeding No.2 fluid and for mixing with No.1 fluid by a suction force generated by pressure reduction caused by velocity increase.
Patent KR-20010096862-A (KR)
Inventor: AHN TAE HYEOK
IPC: H01L21/306
Filed: 2000-04-15
Abstract: 본 발명의 반도체 소자의 셀프 얼라인 콘택 식각 방법은 게이트 패턴 및 하드 마스크가 형성된 반도체 기판의 전면에 식각 방해막(etch blockade layer)을 형성한다. 이어서, 상기 식각 방해막 상에 중간막(intermediate layer)을 형성한 후, 상기 중간막 및 식각 방해막을 식각하여 상기 게이트 패턴 및 하드 마스크의 양측벽에 스페이서를 형성한다. 상기 스페이서 및 식각 방해막 상에 스토퍼(stopper)를 형성한 후, 상기 스토퍼가 형성된 결과물 전면에 층간 절연막을 충분한 두께로 평탄하게 형성한다. 상기 층간 절연막 상에 사진식각공정을 이용하여 포토레지스트 패턴을 형성한 후, 상기 포토레지스트 패턴을 식각 마스크로 하여 상기 층간 절연막, 스토퍼, 식각 방해막을 셀프 얼라인 콘택 식각(self-align contact etch)하는 단계를 포함한다. 특히, 본 발명은 상기 스토퍼, 스페이서, 식각 방해막, 및 하드 마스크로써 실리콘 카바이드막으로 형성할 경우 상기 층간 절연막인 실리콘 산화막과의 식각선택비가 매우 우수하여 콘택홀을 안정되게 형성할 수 있다.
Patent KR-20010096184-A (KR)
Title: A sweeping apparatus of cover for street lamp
Inventor: PARK CHEON SEONG
IPC: F21S13/10
Filed: 2000-04-17
Abstract: PURPOSE: A street lamp cover cleaning apparatus is provided to clean the street lamp cover for a predetermined time period at regular time intervals with low cost. CONSTITUTION: An apparatus comprises a motor(7) installed to a support(5) fixed to a pole arranged within a rear lamp cover; a pipe(10) penetrating through the widthwise central portion of the rear lamp cover; a rotating shaft(12) penetrating through the pipe, and which is installed to be rotatable with respect to the pipe; an extendable/retractable member(30) at an end of which is coupled to a rotating shaft(7a) of the motor through a coupling member(8), and the other end of which is coupled to a link member(14) fixed to the intermediate portion of the rotating shaft(12) through a hinge pin; a pair of elastic members(18) each of which has an end fixed to both ends of the rotating shaft(12); a brush(20) arranged to be rotatable between elastic members with a rotating shaft(22a) installed between the brush and elastic members; a brush driving motor(22) arranged on of elastic members, and which rotates the rotating shaft installed between the brush and elastic member; a timer for driving the motor and brush driving motor at regular time intervals; first and second micro switches mounted at outer surfaces of the rear lamp cover, and which detect forward and backward movement of the first support(18a) of the elastic member and control the power applied to the motor and brush driving motor.
Patent KR-20010097354-A (KR)
Inventor: KIM HYEONG SEOK
IPC: G06Q40/02
Filed: 2000-04-21
Abstract: 본 발명은 교통 카드 사용 내역 통보 시스템 및 방법이다. 
     본 발명에 따르면, 취합 서버는 교통 카드 기능을 내장한 이동 통신 단말기에서 교통 요금을 추출하는 대중 교통 게이트웨이로부터 추출된 교통 요금을 제공받아 이를 취합하고, 교통 요금 서버는 취합 서버로부터 취합된 교통 요금을 제공받아 DB에 저장하고, 이동 통신 단말기로부터 교통 요금의 사용 내역 확인 요청이 있는 경우에 이동 통신 단말기의 인증 처리를 행한 후 저장된 이동 통신 단말기의 교통 카드 사용 내역을 이동 통신 단말기에 전송한다. 
     그 결과, 교통 카드 기능을 내장한 이동 통신 단말기를 통해 대중 교통 요금을 지불하고, 자신이 이용한 대중 교통 요금에 대한 상세 내역을 요청하여 자신의 이동 통신 단말기를 통해 상세 내역을 확인할 수 있다.
Patent KR-20010105452-A (KR)
Inventor: KIM SEONG CHEOL
Filed: 2000-05-04
Abstract: 이 발명에 따른 광섬유 격자 센서는 장주기 격자부와 단주기 격자부가 형성되어 있는 코아를 포함하는 광섬유; 및 상기 장주기 격자부에 대응하는 광섬유의 외부를 감싸고 있는 차단 부재를 포함한다. 차단 부재가 외부로부터 가해지는 스트레인을 차단함에 따라 단주기 격자부에 의한 반사 파장과 장주기 격자부에 의한 반사 파장이 서로 겹치게 되어 반사 대역이 줄어들게 되고, 전체적으로 반사되는 빛의 파워가 감소된다. 이와 같이 광섬유 격자 센서로부터 반사되고 외부의 스트레인에 따라 파워가 가변되는 빛을 검출하여 외부에서 가해지는 스트레인을 용이하게 검출할 수 있으므로, 파장 분석 장비 등의 별도 장치가 필요하지 않게 되어 구조가 간단해진다.
Patent KR-20010105528-A (KR)
Title: Method for real-time evaluation of a stock price chart
Inventor: KIM HYUN CHUL
Filed: 2000-05-13
Abstract: This invention relates to a grafted ethylene copolymer comprising ethylene and an alpha-olefin grafted with 0.1 weight % or more of an unsaturated acid or anhydride wherein the copolymer prior to grafting is characterized by: 1) a vinylidene to vinyl end chain unsaturation ratio of 3 or less, and 2) a CDBI of 60 % or more or was produced using one or more mono- or bis- cyclopentadienyl transition metal catalysts in combination with an activator of alumoxane and/or a non-coordinating anion, and the grafted copolymer is characterized by a number of unsaturated acid or anhydride molecules per chain of 2 or more as calculated according to the following formula: [Mn* UAA(wt%)]/[UAA(Mw)] wherein Mn is the number average molecular weight as measured by GPC, UAA(wt.%) is the weight percent of the unsaturated acid or anhydride as measured by FTIR spectroscopy and UAA(Mw) is the molecular weight of the unsaturated acid or anhydride.
Patent KR-20000054003-A (KR)
Inventor: CHO JIN HYOUNG
IPC: G06Q50/20
Filed: 2000-05-17
Abstract: PURPOSE: A system for studying foreign languages through an internet network is provided to supply education efficiency such as effects of language schools to users, by progressing foreign language studying on stages according to scenarios on the basis of specific places of a corresponding country for foreign language conversational environments. CONSTITUTION: A system for studying foreign languages through an internet network comprises a managing server(30) and computer terminals(10). The managing server connected to the internet network(20) outputs language education in real time through the internet network from a remote place, and receives requirements output from outside. The managing server manages the requirements in a database(31), and outputs managements for the requirements. The computer terminal receives the language education in real time from the remote place through the internet network, and outputs the requirements. The system performs foreign language education by questions and answers between users, and varies processes of the scenarios according to the questions and the answers of the users.
Patent KR-20010106693-A (KR)
Inventor: LEE BONG HYEON
Filed: 2000-05-23
Abstract: 본 발명은 인터넷 공간상에서 매도인과 매수인 사이에 부동산을 중개함으로써 매도인과 매수인의 편의성을 향상시킬 수 있도록 하는 인터넷 통신망에서 부동산 중개 사이트의 운영방법에 관한 것으로서, 
     사이트 운영자가 인터넷 통신망의 공간상에 부동산 중개 사이트를 구축하고, 회원을 모집하는 제1 과정; 부동산 매물을 매도하고자 하는 사용자가 매물 등록공간에서 부동산 매물을 등록하도록 하는 제2 과정; 부동산 매물을 매수하고자 하는 사용자가 매물 확인공간에서 부동산 매물을 확인하도록 하는 제3 과정; 상기 제3 과정에서 매수인이 특정의 부동산 매물을 선택하면 매도인과 매수인을 동시에 가격 결정공간으로 이동시켜 매매가격을 결정하도록 하고, 매매가격이 결정되면 계약금 지불과정이 이루어지도록 하는 제4 과정; 및 상기 제4 과정에서 계약이 이루어지면 매도인과 매수인을 동시에 오프라인인 프랜차이즈 지점과 같은 부동산 계약공간으로 이동시켜 잔금을 결제하도록 하고, 법적인 계약절차를 진행시키는 제5 과정; 을 포함하여 이루어지는 것을 특징으로 한다.
Patent KR-20010007118-A (KR)
Title: Ic socket
Inventor: NAKANO TOMOHIRO
IPC: H01R13/24
Filed: 2000-05-25
Abstract: PURPOSE: An IC socket is provided to enhance an adhesive power without damaging a solder ball by using springs having different modulus of elasticity. CONSTITUTION: An IC socket includes a dielectric socket body having a plurality of elongated terminal-receiving passages(44). A plurality of elongated terminals(42) are received in the passages(44). At least some of the terminals each include first and second opposite contact ends(46,48) for longitudinal pressure engagement with appropriate contacts of a pair of electrical devices. A retention section(50) is disposed intermediate the opposite contact ends(46,48) for fixing the terminal in its respective passage. A first spring section(52) is disposed between the retention section and the first contact end. A second spring section(54) is disposed between the retention section and the second contact end. The first and second spring sections have different modulus of elasticity for applying different contact pressures at the first and second contact ends, respectively.
Patent KR-20000063281-A (KR)
Inventor: LEE JUNG HOON
IPC: H01H19/38
Filed: 2000-06-17
Abstract: PURPOSE: A combination manual and remote control switch is provided to obtain the stability and convenience according to the non-contact switching. CONSTITUTION: A manual switch section(90) is connected to a remote controller switch section(70). A switch is turned on only when the manual switch section(90) and the remote controller switch(70) is connected in a same direction. A switch state display section(150) is formed by using a light emitting diode to display the ON/OFF state of the switch. A remote controller receiving section(40) receives the transmitting signal of a remote controller. According to the switch which is operated manually and in a remote control, the stability and convenience according to the non-contact switching is obtained.
Patent KR-20020000958-A (KR)
Title: An Internet business related total service method
Inventor: KO HYEONG SEOK
IPC: G06Q99/00
Filed: 2000-06-23
Abstract: PURPOSE: A method for an integrated service related to an Internet business is provided to increase the number of members through an Internet advertisement and a banner advertisement. CONSTITUTION: A service provider collects members as an Internet habitual user and an Internet business concern person(s220). The collected member logs in by driving a web browser of a computer(s240). The service provider classifies a field to be consulted into a plurality of categories(s260). The service provider provides a business item and an Internet related information to a member which prepares a new enterprise inauguration(s280). The service provider transmits a newsletter with respect to an Internet business to the members(s300). A member who determined an item for an enterprise inauguration makes and records a domain name and a service table of an organization of the enterprise inauguration(s320). The service provider searches and provides desired site, contents, and specialist to the member(s340).
Patent KR-20000054788-A (KR)
Inventor: KIM EUN SEOG
IPC: G06Q40/00
Filed: 2000-06-23
Abstract: PURPOSE: A method for cash-back sales of linked insurance products in off-line and on-line states is provided to apply and actualize a new sales method through ordinary product sales and linked insurance products, to naturally create a members database through the sale of insurance products, to provide a method to share profits between the seller, the customer, and the insurance company, and to realize self-accomplishment through contributing cash-back amount to the society. CONSTITUTION: A method for cash-back sales of linked insurance products in off-line and on-line states is composed of alliance, sales, cash-back, and donation. Sales distribution channel that enables on-line and off-line product sales is constructed. The seller forms a business alliance with ordinary insurance companies to service various insurance products, however the core of insurance products is auto-insurance. After alliance is formed, a 15¯20% commission is paid to insurance company. Seller specifies products with cash-back feature, and advertisements informing customers that if they sign-up for company's insurance product at the time of product purchase, they'll receive a full refund or a partial refund of the purchase price(10% of the insurance cost) in six months. Off-line and on-line sales are made and full refund or a 10% of the insurance cost refund is given to customers who sign up for insurance plans. If a non-member makes a purchase and signs up for an insurance plan, a cash-back, which enables customer to enjoy the service and to purchase products through cash back points in the future, is applied and product information is continuously provided to the customer to stimulate customer's purchase impulses. The customer is given the choice to receive a certificate that enables one to purchase products or to donate the cash-back amount to social welfare centers and receive a donation receipt.
Patent KR-20000063316-A (KR)
Inventor: KWON HYUK CHUL
IPC: G06F17/30
Filed: 2000-06-23
Abstract: PURPOSE: A method for connecting to first search result site of information search system's search results is provided to provide convenience and to automatically connect the user to the desired site by using the information search system. CONSTITUTION: A method for connecting to first search result site of information search system's search results is composed of search, reception, and connection. A search for a desired site is made using the search information system. The search information system eliminates the need to establish a DB with URLs and organizational names. The connection to the search result site is made by opening a separate browser or splitting the search result displaying browser into halves. The user receives both the search result and the searched site's homepage.
Patent KR-20010098339-A (KR)
IPC: B01D61/08
Filed: 2000-06-30
Abstract: A waste water treatment plant filters and separates water from a suspension of organic waste using micro-filtration, ultra-filtration or nano-filtration. A waste water treatment plant (10) filters and separates water from a suspension of organic waste (11) using micro-filtration, ultra-filtration or nano-filtration. The filter panels (12) are stacked (13) and banked as convenient. Each panel (12) drains to a pipe (16). Permeate (14) is drawn through the filter panel by the action of a vacuum pump which lowers the pressure by 0.4 to 0.9 bar, and is coupled to the outlet pipe (16).
Patent KR-20020002957-A (KR)
Title: Method for manufacturing semiconductor device
Inventor: PARK SIN SEUNG
IPC: H01L21/302
Filed: 2000-06-30
Abstract: PURPOSE: A method for fabricating a semiconductor device is provided to prevent a damage of a semiconductor device due to an over-etch process by forming an etch stop layer on unit elements such as a word line, a bit line, and a capacitor. CONSTITUTION: The first nitride layer(33), the first interlayer insulating layer(34), and the first photoresist layer are formed sequentially on a semiconductor substrate(31) including a multitude of word line(32). The first photoresist layer is removed from a bit line contact hole formation portion by performing an exposure process and a development process. A bit line contact is formed by the first nitride layer(33) and the first interlayer insulating layer(34). A conductive layer and the second photoresist layer are formed on the first interlayer insulating layer(34). A bit line(35) is formed by etching selectively the conductive layer. The second nitride layer and the third photoresist layer are formed on the first interlayer insulating layer(34). A bit line nitride layer(36) is formed by etching selectively the second nitride layer. The second interlayer insulating layer(37) and the fourth photoresist layer are formed on the first interlayer insulating layer(34). A capacitor contact hole is formed by etching selectively the second interlayer insulating layer(37), the first interlayer insulating layer(34), and the second nitride layer(33). A capacitor(38) is formed on the capacitor contact hole and the second interlayer insulating layer(37). The third nitride layer and the sixth photoresist layer are formed on the second interlayer insulating layer(37). A capacitor nitride layer(39) is formed by etching selectively the third nitride layer.
Patent KR-20020005807-A (KR)
Title: Active antenna combined filter of PBG structure and aperture antenna
Inventor: CHOI YOUNG WAN
IPC: H01Q23/00
Filed: 2000-07-10
Abstract: PURPOSE: An active antenna in which a PBG(photonic bandgap) filter and an aperture antenna are combined is provided to utilize both the PBG filter and the aperture antenna, thereby effectively removing high harmonic components of wide band as well as maximumly reduce the mutual interference between an antenna and an amplifier with having wider band width and higher gain than a microstrip patch antenna. CONSTITUTION: An amplifier/duplexer(12) comprises a microstrip wire(11) on one side. A PBG filter(13) is formed by laminating a dielectric substrate(6) on the amplifier/duplexer(12) and the microstrip wire(11) and comprises cells periodically etched on a ground plate(9) formed on the dielectric substrate. In an aperture antenna(14), signals are radiated through an aperture(7) formed on one side of the ground plate(9) and a microstrip patch(5) formed on the dielectric substrate(6).
Patent KR-20020008696-A (KR)
Title: System and method for discounting telephone-fee
Inventor: CHOI HYEON
Filed: 2000-07-25
Abstract: PURPOSE: A cellular phone charges discount system and a method therefor are provided to discount cellular phone charges by using point accumulated by purchasing. CONSTITUTION: A plurality of clients(10) intend to get discount of cellular phone charges by using their accumulated points. A plurality of accumulated points providing modules(20) provide accumulated points to the clients(10). A cellular phone charges discount point client management module(30) manages the clients(10) who want to get discount of cellular phone charges with their accumulated points. A point converting module(40) converts the accumulated points of the clients into cellular phone charges discount points. A cellular phone charges discount processing module(50) discounts the cellular phone charges according to the converted points of the clients(10). The accumulated points providing module(20) provides the accumulated points when the clients(10) purchase the goods, use services or click a banner advertisement of an electronic commerce company or Internet site. The cellular phone charges discount point client management module(30) makes a contract with the respective accumulated points providing modules(20) in regard to the accumulated points transaction.
Patent KR-20020009209-A (KR)
Title: Scrubber
Inventor: HUH SEONG JIN
IPC: H01L21/00
Filed: 2000-07-25
Abstract: PURPOSE: An apparatus for processing a used gas is provided to lengthen an exchange period of a resin by improving efficiency of a used gas process apparatus. CONSTITUTION: A multi-filter portion(160) is installed in a sealing box(220). A guide bar(225) is inserted into a guide hole(200) of the multi-filter portion(160). Both ends of the guide bar(225) are combined with a sidewall of the sealing box(220). The first and the second inlet tubes(120,140) are connected with a filter(190). A connection portion between the first and the second inlet tubes(120,140) and the filter(190) is covered by a seal connector(230). An O-ring(240) is installed between the seal connector(230) and the multi-filter portion(160) in order to prevent a leakage of a used gas from the connection portion between the first and the second inlet tubes(120,140) and the filter(190).
Patent KR-20010049890-A (KR)
Inventor: ISIKAWA SHINZI
IPC: H01H25/00
Filed: 2000-07-26
Abstract: PURPOSE: An input device is provided to make the device thin and low price, and make the assemble good by rotatably holding an operating member in a casing member with a shaft part at the end of an operation part installed in the central part, and installing a push switch being operated by moving in the shaft line direction of the operating member and generating an electric signal at the end of the operating member in the shaft direction. CONSTITUTION: A roller-like operating member(4) held in casing members(1,2), rotatably and movable in the shaft line direction is installed, and a rotary type electric component for generating an electric signal by the rotation of the operating member(4) is installed. Push switches, which are operated in on, neutral, off, or off, neutral, on by moving of the operating member in the A1, neutral, A2 directions or in the opposite directions in the shaft line direction, are installed. The operating member(4) can be used together with a rotary type electric component installed at the end and a push switch. The number of components is reduced, the size is made small and thin, and the device is suitably used to cellphones.