baber/WOPTO huggingface dataset:
Patent KR-20010020957-A (KR)
Inventor: NATSUME HIDETAKA
IPC: H01L21/28
Filed: 2000-06-07
Abstract: PURPOSE: To obtain a contact hole which can obtain a stable contact resistance by specifying the relation ship between the bottom area and lateral area of the part of the hole which is overetched in a semiconductor substrate for bringing a thin metallic film into contact with the substrate. CONSTITUTION: On a semiconductor substrate 2, on which an interlayer insulating film 3 is formed, a contact hole 1 is formed between the surface 3a of the insulating film 3 and a internal portion of the substrate 2 through the insulating film 3 and the surface 2a of the substrate 2. When the part of the hole 1 which is overetched in the substrate 2 is deeply etched so that the lateral area S1 of the part becomes larger than the bottom area S2 of the part, the lateral area S1 becomes larger and the contact area between the contact hole 1 and semiconductor substrate 2 can be made larger.
Patent KR-20010112542-A (KR)
Title: Manufacture method of self teaching material linking on-line
Inventor: KIM GI DAE
IPC: G06F17/24
Filed: 2000-06-08
Abstract: The invention relates to nanostructured moulded bodies and layers which are produced by a wet chemical process consisting of the following steps: a) preparation of a flowable mass containing inorganic solid particles whose size is in the nanometre range and which have polymerizable and/or polycondensable organic surface groups; b1) introduction of the mass obtained in step a) into a mould; or b2) application of the mass obtained in step a) onto a substrate; and c) polymerization and/or polycondensation of the surface groups of the solid particles with subsequent formation of a hardened moulded body or a hardened layer.
Patent KR-20020003895-A (KR)
Title: A water-repellent and oil-repellent reforming powder surface treated with fluorine compound and lauroyl lysine, method for preparation thereof and cosmetic composition using them.
Inventor: LEE GYU DONG
IPC: A61K8/44
Filed: 2000-06-21
Abstract: PURPOSE: A process of preparing water- and oil-repellent powder improved in formability, feeling in use, adhesiveness to skins, coatability or the like while maintaining oil repellency is provided. Whereby, the modified powder has excellent durability on the skin and can be used in foundation, eye shadow, two way cake, face powder or the like. CONSTITUTION: A fluoro compound of formula 1 and N-lauroyl-L-lysine are mixed under alkali aqueous environment and added with an acid. And then the precipitate is washed three times and dried at 120deg.C for 10 hr to produce modified powder. In formula, n is an integer from 6 to 18 and m is 1 or 2. The cosmetic composition contains 0.1 to 60% by weight of the modified power.
Patent KR-20010039694-A (KR)
Title: Liquid processing method and apparatus for processing object in treatment liquid
Inventor: IINO TADASHI
IPC: B05C11/08
Filed: 2000-06-29
Abstract: PURPOSE: Provided is a substrate treatment method without damages, when manufacturing a metal wiring, especially copper wiring. CONSTITUTION: In the water treatment method, a photoresist film(104) is formed on a wafer(W) where a copper film(101), an SiN film(102), and a low-k film(103) are formed successively, dry etching is made with the photoresist film(104) as an etching mask, a contact hole(105) is formed, and the photoresist film(104) and a sidewall protective film(polymer film,106) are eliminated(wet-treated) by a resist polymer removing liquid in an inner treatment chamber.
Patent KR-20020003024-A (KR)
Title: Pneumatic Vehicle Tire
Inventor: KIM JAE CHEON
IPC: B60C9/18
Filed: 2000-06-30
Abstract: PURPOSE: A pneumatic tire for motor vehicle is provided to lengthen the life of tire by preventing the inner groove formed at the tread portion from being cracked even when the inner groove has a depth deeper than the other groove. CONSTITUTION: A pneumatic tire includes, as main components, a tread(1), a side wall(2) and a bead portion(3), wherein the tread has a belt layer(4) and a groove(5) is formed at the surface of the tread. An inner groove(51) which is formed inward based at the state where the tire is installed to the motor vehicle, has a depth deeper than the depth of the other groove, and an allowance(6) having a length of 3 to 15mm is formed between an outermost belt(41) and the inner groove.
Patent KR-20020004335-A (KR)
Title: Shock absorber for pressure roller in warper
Inventor: JUNG DONG YEONG
IPC: D02H3/00
Filed: 2000-07-05
Abstract: PURPOSE: A shock absorber for warper containing a buffer spring by which the bounce of a press roller is prevented and a press roller for applying pressure to the outer surface of a warp beam is provided. Therefore, the shock absorber has reduced noise by reducing impact generated from the press roller during warping and can wind up warps with a specified tension. CONSTITUTION: The warper comprises a press roller(2) for pressurizing the outer surface of a warping beam which winds warps with a desired strand and length in a weaving preparation process, a shaft rod(4) connected to the press roller through a lever(3) and a weight mounted on the shaft rod for adhering the warping beam to the press roller, wherein a support rod(7) is fixed to the lower part of a support plate(6) for supporting the press roller to be rotatively, a buffer plate(8) is fixed to the upper part of the support rod, a buffer spring(9) is elastically adhered to the lower surface of the buffer plate, and a fixing plate(11) is fixed to the lower end of the support rod.
Patent KR-20020005287-A (KR)
Inventor: LEE SEONG CHEOL
IPC: G06F3/0354
Filed: 2000-07-07
Abstract: PURPOSE: A position information inputting apparatus using PS/2 power through serial communication is provided to prevent a defective signal transfer because there is not a mechanical contact like a ball mouse and increase a mechanical life span in such a manner that a pointing apparatus does not contact with a pad or a surface. CONSTITUTION: An acceleration unit(11a) senses an X coordinate rotation of an acceleration unit. A CPU(12) converts and transmits the values of the acceleration units(11a,11b) which sense the Y coordinate rotation. A button(13) resets the signals. Left and right buttons(6,7) operate the operation of the left and right buttons of a common mouse. The mouse and the support are engaged, so that the left, right, upper and right direction movements are obtained for thereby implementing a 2-axis rotation. Namely, the acceleration unit generates a position direction because a DUTY ratio is varied by the rotation.
Patent KR-20020006250-A (KR)
Title: Fortune-telling oriented network marketing system and method
Inventor: CHI-MIN CHENG
IPC: G06Q50/10
Filed: 2000-07-12
Abstract: PURPOSE: A system and a method for the network marketing based on the divination are provided to raise the sale in proportion to the member number by increasing the desire of the user wishing to access to the network marketing system. CONSTITUTION: The system has a memory module(11), a receiving module(12), a luck analysis module(13), a transmitting module(14) and a market analysis module(15). The memory module stores the basic information. The receiving module receives the basic information of the receiver(52) inputted by the user(51) and stores the basic data in a basic database(111). The luck analysis module finds out a luck analysis result by carrying out the luck analysis relating to the basic data of the receiver. The transmitting module transmits the luck analysis result to the receiver in order to increase the desire of the receiver wishing to access to the network marketing system. The market analysis module decides the condition requested by the receiver according to the contents including to the basic database.
Patent KR-20020006810-A (KR)
Title: Methods and its System for Offering Information Through Intelligence Agent
Inventor: JANG JONG OK
IPC: G06F17/00
Filed: 2000-07-13
Abstract: PURPOSE: A method and a system for providing information using an intelligent agent are provided to offer rapidly and effectively customized information that Internet users desire by recommending the customized information suitable for the user by analyzing, learning, and reasoning a taste and a liking of the Internet users through the intelligent agent. CONSTITUTION: A system for providing information using an intelligent agent is comprised of a user client(10) and an operator unit(30) of a website for providing a customized information. The operator unit(30) of the website is composed of a web server(31), a web page(32), an intelligent agent(33), a member database(34), a data database(35), an event database(36), and an association of like-minded personal database(37). The user client(10) allows a user to connect to the web site for offering an information providing service by using the intelligent agent through the Internet(20). The operator unit(30) of the website grasps a taste and a preference of the user clients(10) connected through the Internet(20) and recommends the users the customized information. The operator unit(30) of the website forms a web server-oriented network by cooperating with other website enterprises that have an information database dispersed on the Internet. The operator unit(30) recommends the customized information by analyzing, learning, and reasoning the taste and the preference of the users connecting to the website.
Patent KR-20020006842-A (KR)
Title: a battery mounting structure of a vehicle
Inventor: JUN CHAN UNG
IPC: B60R16/04
Filed: 2000-07-13
Abstract: PURPOSE: Structure for installing a battery of a vehicle is provided to easily and promptly install a battery by simple bolting or locking. CONSTITUTION: A first fixing member(2) and a second fixing member(3) having a curved upper end are installed in a chassis(1). A rotating plate(4) is installed between the first and second fixing members. One end of the rotating plate is hinged on the chassis and the other end is supported on a spring(5) fixed on the chassis. A thread hole(3a) is formed in the second fixing member. Front and rear ribs(6a,6b) protruded horizontally are formed at both lower sides of a battery body(6). To fit the rear rib in the first fixing member, the battery body is pressed downwardly on the rotating plate. A bolt(7) is connected in the thread hole of the second fixing member. The end of the bolt restrains the lifting of the front rib. Therefore, the battery body is fixed on the installation position.
Patent KR-20020008555-A (KR)
Title: Engine
Inventor: CHO CHULE SOONG
IPC: F03C1/00
Filed: 2000-07-21
Abstract: PURPOSE: An engine using compressed air as a power medium is provided to improve the air compression efficiency by improving the shape of an exhaust cam and properly controlling the opening time of an exhaust valve. CONSTITUTION: A pneumatic engine uses a secondary battery(B) as a power supply. A motor(36) is electrically connected to the secondary battery. The motor is connected with a compressor(34) via a belt. By driving the compressor, compressed air is generated. The compressor is connected through a pipeline(42) of an engine body(32), and the compressed air is supplied into a cylinder. Upon suction of the high pressure compressed air, a piston lifts up and down. Then, an exhaust valve is opened and air is discharged to the atmosphere. One time explosive power is obtained while a crankshaft(10) rotates one time. Therefore, the action of an 8-cylinder engine is obtained by a 4-cylinder engine.
Patent KR-20010096455-A (KR)
Inventor: BAEK NAM JOO
IPC: G06F3/039
Filed: 2000-07-29
Abstract: PURPOSE: A mouse pad is provided to form a perfect coating film in a short time, have a protrusion part on a lower side for the purpose of preventing a slide, and emit ultraviolet rays. CONSTITUTION: A sheet member(10) is made of PVC(polyvinyl chloride), and has an uneven portion on an upper part thereof. A protrusion part(22) is formed on a lower side of a UV(Ultra Violet) coating film(20) to prevent a slide. The UV coating file(20) is adhered on a lower side of the sheet member(10) by using a UV solution, and includes the protrusion part(22). The UV coating film(20) emits ultraviolet rays to enable an ultraviolet ray strength to become 800mV/cm¬3 by using an UV lamp of a metal halogen lamp 120W/cm. The UV solution is coated on the sheet member(10). The UV lamp of metal halogen lamp 120W/cm is used to emit ultraviolet rays, so as to ensure an ultraviolet ray strength of 800mV/cm¬3. After the ultraviolet rays are emitted, an air dry is performed by using a conveyer(5 to 10m/min).
Patent KR-20020012028-A (KR)
Title: A device of eliminating noise and echo for hands free
Inventor: SEO GWANG IL
IPC: H04R3/02
Filed: 2000-08-05
Abstract: PURPOSE: A noise and echo cancelling apparatus for a hands free is provided to cancel noise and echo in a hands-free apparatus of a GSM handheld phone by reducing effect of charge noise and grounds, amplifying audible frequencies only, and, if no signals at a speaker, outputting user's voice. CONSTITUTION: In noise and echo canceling apparatus for a hands free, a power supply ground(4), a microphone ground(7) and a speaker ground(9) are separated from each other. The ground(7) is connected to a power supply(3) receiving power through a plug coupled to a cigarette lighter of a car to ground charge noise without effecting on other circuits. The ground(7) is provided at a microphone(5) powered from the power supply(3) to ground a user's voice signal before transferring it to a noise canceler(6). The ground(9) connected to a speaker(8) to ground the other party's voice signal from the noise canceler(6). A high pass filter and a low pass filter sequentially filter out non-audible frequency components of the user's voice signal from the microphone(5). An analog switch turns on/off the output of the user's voice signal depending on the other party's voice signal.
Patent KR-20000063859-A (KR)
Inventor: JANG WON JUN
Filed: 2000-08-07
Abstract: PURPOSE: A gift certificate authenticating method using an e-mail password in the internet shopping mall is provided to enhance convenience and to guarantee the safe use of the gift certificate, by adopting the authentication by means of communication with a server. CONSTITUTION: The user of the gift certificate accesses the web site where the gift certificate can be used, selects a desired product, inputs the information of a deliver address, and requests the settlement of the gift certificate. The user inputs a serial number of the gift certificate sent via the e-mail and a password of the e-mail(S410). The server of the e-mail checks the amount of the gift certificate in order to determine if the value of the gift certificate is equal to or more than the selected product(S420). An authentication processor finds an e-mail address corresponding to the serial number thereof(S430). The processor accesses the e-mail server of the found address and then performs an authentication based on the inputted password(S440). If the authentication has passed correctly, the settlement using the internet gift certificate is completed(S450).
Patent KR-20010050065-A (KR)
Inventor: KLEMM DIETER
IPC: C08B11/193
Filed: 2000-08-12
Abstract: PURPOSE: Provided is a process for manufacturing cellulose derivatives having various substituents and various DS-values by converting cellulose without detectable depolymerization of the cellulose in a high frequency electromagnetic field. CONSTITUTION: The process for manufacturing the cellulose derivatives contains: activating the cellulose; reacting the cellulose with one or more reagents, optionally in the presence of a suspension, in an electromagnetic field having a frequency of 10MHz-23GHz at 20-150deg.C for 1-120 minutes; isolating the cellulose derivatives and eliminating salts and by-products.
Patent KR-20000063968-A (KR)
Inventor: SHIN DONG KWAN
IPC: H04L27/26
Filed: 2000-08-14
Abstract: PURPOSE: A partial response signaled orthogonal frequency division multiplexing method and an apparatus using the method are provided to improve the data transferring efficiency. CONSTITUTION: A partial response signaled orthogonal frequency division multiplexing(PRS-OFDM) method comprises a mapping step, a frequency transforming step, an IFFT signal processing step, a protecting interval setting step, a wave forming and carrier wave modulating step, and a channel interfacing step. The complex symbol row generated by mapping the encoded data becomes an input signal. Each complex symbol in the complex symbol row adds mutual interference to the other complex symbols to produce new complex symbols.
Patent KR-20010021339-A (KR)
Title: Conveying Method of Food Container and Apparatus Thereof
Inventor: MIYASAKA YOSHIHISA
IPC: A47G23/08
Filed: 2000-08-17
Abstract: PURPOSE: To provide a conveyor for food and drink vessels which can convey the food and drink vessels without any delay even in a conveying passage provided with inclinations having upward gradients and downward gradienmts. CONSTITUTION: A conveyor 2 for conveying food and drink vessels comprises a circulating conveyor 2 running endlessly, a plurality of connecting arms journalled on the circulating conveyor 2 at equal intervals so as to be vertically rotatable, a first magnetic member 18 provided or each connecting arm so as to be vertically rotatable toward a direction opposite to the conveying direction of the circulating conveyor 2, a conveying passage 4 having a smooth surface provided endlessly along the circulating conveyor 2 and a flat base 5 containing a second magnetic member 19 which runs on the conveying path 4. Thus, while the first magnetic member 18 is vertically rotated with respect to the circulating conveyor 2 and the connecting arm by a magnetic force generated between the first magnetic member 18 and the second magnetic member 19 to be attracted to the second magnetic member 19, the flat base 5 is allowed to travel on the conveying passage 4 as the circulating conveyor 2 runs.
Patent KR-20020015398-A (KR)
Title: A Secure Communication Method Using Digitally-Signed Program
Inventor: KWON TAE GYEONG
IPC: G06F15/02
Filed: 2000-08-22
Abstract: PURPOSE: A safe communication method using a digitally signed program is provided to safely achieve user authentication and communication through a digitally signed program and a password. CONSTITUTION: A server signature confirmation key, specially not signed, is different from an active program signature key(1). The active program, signed by a different signature key having a certificate of authentication, contains the server signature confirmation key specially not signed(2). A web browser accesses a web server(3). The web server downloads the signed active program. At the same time, the web server downloads the unsigned server signature confirmation key embedded in the active program(4).
Patent KR-20020020135-A (KR)
Inventor: LEE IL SU
Filed: 2000-09-08
Abstract: PURPOSE: An end-to-end security system and a method for a wireless Internet are provided to maintain security for end-to-end by converting an authentication document through an authentication document converting gateway between a mobile terminal connected with a wireless Internet and a server connected with a wire Internet. CONSTITUTION: The mobile terminal(402) is connected with a mobile communication network(410) in wireless, and the mobile communication network and the Internet(460) connect through a gateway(420). The wireless communication network is connected with a wireless authentication organization(430), the Internet is connected with a wire authentication organization(450), and the wireless and wire authentication organization is connected through an authentication document converting gateway(440). The authentication document converting gateway converts the data different each other using in the wireless and wire authentication organization into a usable format in order to be processed by respective authentication organization. The mobile terminal authenticates the server through the wireless authentication organization and the application server authenticates the mobile terminal user through a wire authentication organization.
Patent KR-20020022862-A (KR)
Inventor: JUNG UI GEUN
IPC: H01L21/66
Filed: 2000-09-21
Abstract: PURPOSE: A grinding wafer for grinding a test probe is provided to overcome ununiformity of an interval between the test probe and the grinding wafer, by precisely controlling the interval between the test probe and the grinding wafer and by inclining a portion of the grinding wafer. CONSTITUTION: A grinding paper(1f) is attached to a bare wafer(1g) where a grinding particle layer having a predetermined size is formed, so as to grind the test probe for performing an electrical test regarding a semiconductor chip. The grinding paper has a shape similar to that of the bare wafer. A mark(1a,1b,1c,1d,1e) for controlling a focus is formed in a grinding particle layer formed on the grinding paper of the grinding wafer(1) for grinding the test probe so that a charge coupled device(CCD) camera precisely controls an interval with the test probe and a horizontal level of the bare wafer.
Patent KR-20010098359-A (KR)
Inventor: KIM JUN BOM
IPC: H01M2/10
Filed: 2000-09-22
Abstract: 본 발명은 연료전지의 기본형태인 단위전지의 구성 요소 중에서 고분자 전해질 막과 다공질 전극을 압착하여 이루어진 막전극접합체(membrane and electrode assembly)에 연료 기체를 공급함과 동시에 상기 막전극접합체를 지지하도록 하는 저온형에 속하는 고분자 전해질형 연료전지의 지지체에 관한 것으로서, 종래에는 흑연강체를 이용하였으나 강도가 높아 컴퓨터 수치제어(CNC)에 의한 정밀가공을 하여야 하므로 경제성을 저하시키며, 외부의 충격에 의하여 파손될 위험성이 높고, 적층형 연료전지의 부피가 커지게 되며, 유로를 흐르는 기체 또는 액체의 누출을 막기 위하여 별도의 가스켓을 구성하여야 한다는 문제점이 있어 본 발명은 열전도도 및 전기전도도가 높고 또한 물과 접촉 시 물성변화가 적고 공급기체를 이동시키기 위한 유로의 형성이 자유로운 성형성을 갖춘 연질의 흑연으로 이루어진 평판, 익스팬디드메탈에 러버를 함침한 연질평판, 니켈와이어에 러버를 함침한 연질평판, 동과 흑연의 분말과 러버로 형성한 연질평판 또는 익스팬디드메탈 또는 전도성향상용 소재 골격에 전도성 소재 및 비전도성 소재를 결합하여 이루어진 평판을 프레스 성형에 의하여 지지체를 성형한 것을 특징으로 한다.
Patent KR-20020028490-A (KR)
Title: Circuit for controlling an output of the sense amplifier
Inventor: PARK GYU HA
IPC: G11C7/06
Filed: 2000-10-10
Abstract: PURPOSE: A control circuit of a sense amplifier is provided to output an output signal of a sense amplifier without a time delay, to prevent malfunction of the sense amplifier, and to reduce power consumption. CONSTITUTION: A sense amplifier(1) compares an input signal(IN) with a reference signal(REF) to output a sense amplifier output signal(SAOUT). The first inverter(I21) receives and inverts the sense amplifier output signal(SAOUT). The first NOR gate(22) receives an output signal of the first inverter(I21) and a monitor bar signal(MONb). The second NOR gate(23) receives an output signal of the first NOR gate(22) and an output signal of the third NOR gate(24). The third NOR gate(24) receives the monitor bar signal(MONb) and an output signal of the NOR gate(23). The second NOR gate(25) receives an output signal of the third NOR gate(24) and a sense amplifier enable bar signal(SAENb). The second inverter(I22) inverts an output of the fourth NOR gate(25) to output an output enable bar signal(OUTENb).