baber/WOPTO huggingface dataset:
Patent KR-20000012820-A (KR)
Inventor: LEE JAE SEUNG
IPC: H04B10/03
Filed: 1999-12-29
Abstract: PURPOSE: An optical signal division communication system which can make more stable communication between units even in case of breaking of optical fiber by using light wave length division multiplexed ring mechanism as a signal upward and downward transmission line in order to embody a code division multiple access system. CONSTITUTION: The optical signal division communication system includes a single donor unit (1) communicating with BTS (5) and processing CDMA data and a plurality of remote units (2) connected to the donor unit (1) via optical fiber rings () and (4) of two ways. In transmission, the donor unit (1) and remote units (2) send the same signal to the two ways and selects one of the two ways in reception. The system has a switch changing a final receiving direction where a signal exists in case of cutting the optical fiber in the remote units (2), and the donor unit (1) receives signals from the optical fiber rings (3) and (4) of the two ways. This invention assures the rapid network reconstruction by using the optical wave length division multiple ring mechanism in case of breaking of the transmission line.
Patent KR-20010065629-A (KR)
Inventor: KIM JIN GU
IPC: H01L27/105
Filed: 1999-12-30
Abstract: PURPOSE: A method for manufacturing a ferroelectric memory device is provided to prevent generation of a conductive polymer when a lower electrode is patterned and reducing the step coverage of a capacitor structure. CONSTITUTION: The method for manufacturing a ferroelectric memory device forms gate electrodes(34) each intervening a field oxide film(32) and a gate insulating film(33) in a semiconductor substrate. A source/drain impurity region(35) is formed within the semiconductor substrate at both sides of the gate electrodes. The first interlayer insulating film(36) is formed on the entire structure of the semiconductor substrate. A region where a capacitor will be formed is selectively removed from the first interlayer insulating film, thus forming a trench having a given depth. A lower electrode(39) having the same height to the first interlayer insulating film is formed within the trench. A ferroelectric film(40) and an upper electrode(41) are sequentially formed on the lower electrode. The second interlayer insulating film(42) is formed on the entire surface of the semiconductor substrate. The second and the first interlayer insulating films are selectively removed so that the surface of the source/drain impurity region and the upper electrode can be exposed, thus forming a contact hole. A metal wire(43) electrically connected to the source/drain impurity region and the upper electrode through the contact hole is formed.
Patent KR-20010058635-A (KR)
Inventor: PARK GEUN YONG
IPC: B41J29/12
Filed: 1999-12-30
Abstract: PURPOSE: A cover damping apparatus of an electrophotographic printer is provided to reduce shock in opening and shutting a cover by opening and shutting the cover in two-stepped motion with a main damper and an auxiliary damper. CONSTITUTION: A cover damping apparatus of an electrophotographic printer includes a main frame of the printer, a cover(40) coupled with the main frame by a hinge to open and shut the upper part of the printer, a hinge bracket(50) forming one end coupled with the main frame by a hinge, and a main damper(60) forming both ends coupled with the cover and the other end of the hinge bracket and providing damping force to the cover by rectilineal motion of a piston(61) when the cover is opened or shut, so that the opening and shutting operation of the cover is gradually performed by damping force of the main damper and the rotation of the hinge bracket to lighten shock.
Patent KR-20000023712-A (KR)
Inventor: HEAD BERGMATS
IPC: B29C45/00
Filed: 1999-01-11
Abstract: PURPOSE: A safety interface circuit is provided to prevent current flow from a second circuit to a first circuit or in the opposite direction. CONSTITUTION: A safety interface circuit comprises at least one semiconductor switch(44; 68)having control terminals(52; 72), first and second link terminals(54; 64,56,66), first and second circuits(48,80; 50,82) and obstacle prevention units(60,58; 70,76,78). The obstacle prevention units(60,58; 70,76,78) have first maximum generator(58; 70) and a first selector(60). The first maximum generator(58; 70) is used in output from the first and second link terminals. The first selector(60) is used in selecting output of a control amplifier connected to second maximum generators(58,70) and having the control terminals(52,72).
Patent KR-20000023759-A (KR)
Title: Partial oxidation of waste plastic material
Inventor: WINTER JOHN DUCKETT
IPC: C08J11/10
Filed: 1999-01-14
Abstract: PURPOSE: A process for partial oxidation of waste plastic material is provided which converts bulk particulate halogen-containing waste plastic materials with minimal particle size reduction into a synthesis gas and a non-leachable, vitreous environmentally nontoxic slag, which does not release hazardous materials to the environment. CONSTITUTION: A process comprises the steps of: (a) melting a halogen-containing bulk waste plastic material, average diameter of which is 2-18 inches at atmospheric conditions in a melting zone in direct contact with a hot oil heating medium at a temperature of 110-375°C; (b) thermally cracking the molten viscous oil/plastic mixture in a heating zone at a temperature of 360-430°C; (c) partially oxidizing the cracked oil in the reaction zone of a quench gasifier wherein the cracked oil serves as the primary hydrocarbonaceous reactant in a non-catalytic partial oxidation reaction to produce a synthesis gas containing hydrogen halides; and (d) quenching the synthesis gas in the quench zone of the gasifier, wherein the synthesis gas is contacted with a quench water containing sufficient neutralizing agent to condense and neutralize the hydrogen halides in the synthesis gas and thereby form condensed halide salts which are separated and recovered from the quench water and a substantially halogen-free synthesis gas
Patent KR-20000029530-A (KR)
Title: Tramadol multiple unit formulations
Inventor: MOMBERGER HELMUT
IPC: A61K9/62
Filed: 1997-07-19
Abstract: PURPOSE: Tramadol multiple unit formulations is provided which are simple for a patient to accept and avoid the drawback of a single unit to delay their release. CONSTITUTION: A pharmaceutical multiple unit formulations contain identical or different individual retard pellets which consist of a starter material coated with tramadol or its physiologically tolerable salts and enveloped in one or several membranes of at least one pharmaceutically acceptable, release retarding substance. The multiple unit formulations may be administered as capsules or tablets.
Patent KR-20000036053-A (KR)
Inventor: STUCHLIK JOSEF
IPC: A61K9/10
Filed: 1997-09-12
Abstract: PURPOSE: Provided are pharmaceutical compositions especially for internal application, in a form of drug delivery systems which create the lyotropic liquid crystals when in contact with aqueous phase. CONSTITUTION: The pharmaceutical compositions consist of: (A) hydrophobic active ingredient with immunomodulatory effect from a group of N-methylated cyclic undecapeptides or macro lide antibiotics, in quantity 1.0-35.0 weight % in a carrier medium containing (B) at least one absorption promoter allowing for contact of the drug with a biological membrane or passing of the drug through in quantity 1-40 weight %; (C) nonlipidic vehicle containing at least one of the following substances: (C1) surfactant or mixed surfactant with HLB ) 9, in quantity 1-80 weight %; (C2) lipophilic solvent from group of higher fatty alcohols in quantity 1-30 weight %; (C3) at least one cosurfactant in quantity 1-50 weight %, while a ratio among the individual components of the product is A: B: C = 1: 0.5-4: 5-8.
Patent KR-20000048597-A (KR)
Title: Frontal weakening of invisible air bag cover
Inventor: GRAY JOHN D
IPC: B60R21/2165
Filed: 1997-07-24
Abstract: PURPOSE: A cover assembly for concealing an automotive vehicle air bag restraint assembly with an air bag, CONSTITUTION: An air bag housing and a gas generator located in the housing for supplying gas to the air bag in response to vehicle impact. The cover assembly includes an inner retainer panel secured between the air bag and a vehicle passenger compartment. An air bag door is mounted within an opening in the retainer panel. A hinge connects the door to the retainer panel and allows the door to swing open under the force of an inflating air bag. A foam layer is sandwiched between an outer skin and the retainer panel and extends across both the retainer panel and the air bag door. A weakened tear-seam is formed in an outer surface of the outer skin and runs parallel to and adjacent an edge of the door opposite the hinge. A rigid applique is supported in a layered disposition over the outer skin to conceal the weakened tear-seam from passenger compartment occupants.
Patent KR-20000053053-A (KR)
Inventor: KEMMANN HARALD
IPC: E05B17/22
Filed: 1997-10-29
Abstract: PURPOSE: An electronic lock is provided to prevent a vehicle from being stolen. CONSTITUTION: A device with a key-actuated closing cylinder (10) and a switch triggers when a key is turned therein a particular electric function in a motor vehicle or the like. In order to achieve a particularly compact and reliable device, at least two sensors (H1) are arranged inside the cylinder housing (12) of the closing cylinder (10) in zones that are mutually offset in the longitudinal direction. The sensor outputs are connected to a common evaluation device. The cylinder core (11) has in corresponding axial zones several permanent magnets (40, 55) at particular points (46, 47) of its periphery. These points are selected so that the evaluation device detects different codes at the sensor outputs in the different working positions (51, 52, 53) of the cylinder core (11) and clearly identifies by means of these codes the corresponding working positions (51, 52, 53). The evaluation device thus acts as an electronic switch which on the basis of the sensed code triggers the electric function that corresponds to the momentary working position (51, 52, 53).
Patent KR-20000053255-A (KR)
Title: Polyolefin compositions with balanced sealant properties and improved modulus and method for same
Inventor: BOSIERS LUC
IPC: B32B27/32
Filed: 1997-11-13
Abstract: PURPOSE: A sealant film composition is provided which comprises at least two ethylene polymer component materials. CONSTITUTION: One aspect of the invention relates to a multilayer structure having balanced sealant properties and comprising a sealant layer and a polypropylene layer, wherein the sealant layer comprises and is made from a polymer composition having particular molecular weight characteristics and a second ethylene polymer. A preferred embodiment of the present invention pertains to a medium density polyolefinic film and composition characterized by an excellent balance of a low seal initiation temperature and improved film modulus. The film and composition is comprised of and made from at least one lower density homogeneously branched ethylene polymer and at least one higher density heterogeneously or homogeneously branched ethylene polymer. The invention is particularly useful in those applications requiring fast seal times and good packaging dimensional stability such as, for example, cook-in packaging, hot-fill packaging, flowable material pouches, compression fill packaging, shrink film packaging and barrier shrink film packaging as well as biaxially oriented polypropylene (BOPP) film structures.
Patent KR-20000076349-A (KR)
Title: 피에조 제어되는 연료 분사 밸브의 제어 장치 및 방법
IPC: F02D41/22
Filed: 1998-03-20
Abstract: 파워 MOSFET 스위치(T1)로 이루어진 방전장치(S1)가 피에조 서보 소자(P1)에 대해 병렬 접속된다.  피에조 서보 소자(P1)의 차단 주기(ta)가 주어진 모니터링 시간(ts)을 초과하면, 방전장치(S1)가 피에조 서보 소자에 대해 병렬 접속된 모니터링 장치(WD)에 의해 도전 상태로 된다.  방전 장치(S1) 및 모니터링 장치(WD)는 집적 회로(ASIC)로 형성되고 밸브 하우징내에 집적된다.
Patent KR-20010005995-A (KR)
Title: 연속 흐름의 코팅 유체를 화학적으로 변성시키는 방법
IPC: B05D3/06
Filed: 1997-12-23
Abstract: 본 발명은 연속 흐름으로 분배기에서 최종 기재로 유동하는 제1 코팅 유체의 조성을 화학적으로 변성시키는 방법에 관한 것이다. 상기 방법은 제1 코팅 유체를 연속 흐름으로 공급원 위치에서 제2 유체 내로 분배시키는 단계와, 제1 유체 상에 하나 이상의 조건을 부여하여 이 제1 유체가 제2 유체를 떠나 최종 기재와 접촉하기 전에 상기 제1 유체의 화학적 조성을 변성시키는 단계를 포함한다.
Patent KR-20010013114-A (KR)
Inventor: SINGH RAJINDRA
IPC: B21D43/12
Filed: 1998-05-20
Abstract: An apparatus for gripping, guiding and transporting opposite longitudinal side edges (10) of slit, deformable strip (12) for forming expanded mesh sheet. One chain (22) of each of two pairs of opposed endless chains (21, 22) has a longitudinal recess (36) adjacent a longitudinal planar side edge of the strip (12) for receiving the planar edge (10) of the strip (12) therein and the opposed chain (21) of each of said pairs has a plurality of equispaced sharp projections (32) for penetrating the longitudinal planar side edge (10) of the strip (12) whereby the said edge (10) is effectively gripped between the opposed chains (21, 22) during expansion.
Patent KR-20010014423-A (KR)
Title: 내산화성 및 내식성이 있는 가요성 흑연 복합 시이트 및이의 제조 방법
IPC: C01B31/04
Filed: 1998-07-01
Abstract: 본 발명은 삽입되고 박리되지 않은 팽창된 천연 흑연의 미세 입자와 소량의 인 함유 화합물 혼합된 삽입되고, 팽창되지 않은 팽창성 천연 흑연의 미세 입자의 혼합물을 압축시킴으로써 제조되며, 팽창되지 않은 입자가 팽창된 입자보다 더 미세한 크기를 갖는 가요성 흑연 시이트에 관한 것이다.  생성된 가요성 흑연 시이트는 개선된 내화성, 밀봉성, 내산화성 및 내식성을 나타낸다.
Patent KR-20010068675-A (KR)
Title: Roll stand type background supporter of photograph
Inventor: WON JONG SIK
IPC: G03B15/06
Filed: 2000-01-07
Abstract: PURPOSE: A roll-stand type photograph background is provided to stably support background sheets which serve as a background of a photograph and carry out the changing of the background sheet easily in a short time. CONSTITUTION: A roll-stand type photograph background includes a supporting unit disposed at a background position, at least one or more rolling elements(210) rotatably mounted at an upper end part of the supporting unit in the to and fro direction, a plurality of driving elements(310) mounted at an end of the rolling elements for rotating the rolling elements, a control element(410) mounted at a side of the supporting unit to be connected to the driving elements electrically for controlling the operation of the driving elements, and a plurality of subject background elements(510) wound around the rolling elements to be used as backgrounds in case of taking photographs.
Patent KR-20000024036-A (KR)
Inventor: PARK CHI HEUNG
Filed: 2000-01-14
Abstract: PURPOSE: A method and an apparatus for guaranteeing a tripartite transaction in electronic commercial transaction is provided to establish a credit transaction between a buyer and a distributor by presenting a transaction guarantee for establishing an electronic commercial transaction. CONSTITUTION: A method and an apparatus for guaranteeing a tripartite transaction in electronic commercial transaction comprises the steps of: affirming an E-mail of a member according to the member's information; performing a distributor guarantee and a merchandise message guarantee according to distributor information and merchandise message information; and guaranteeing custody, payment, and repayment for the price of merchandise according to a payment for the price of merchandise.
Patent KR-20010076455-A (KR)
Title: A microprocessor independent circuit for pipeline A/D converter
Inventor: JANG SEONG JIN
IPC: H03M1/06
Filed: 2000-01-26
Abstract: PURPOSE: A bias circuit independent and a processor is provided to reduce process-dependency of the bias voltage and to make usage of the bias voltage easy upon design of circuits. CONSTITUTION: The bias circuit supplies the bias voltage to the processor. The bias circuit has the first circuit element and the second circuit element. The first circuit element is for preventing variation of the output voltage due to processes. The second circuit element compensates for the change of the output voltage depending on variation of the current in the input nodes complementarily. Therefore the bias circuit reduces process-dependency of the bias voltage and makes usage of the bias voltage easily upon designing circuits.
Patent KR-20010077152-A (KR)
Title: Apparatus of signal transformation
Inventor: LEE CHAN SU
IPC: G05F1/575
Filed: 2000-01-31
Abstract: PURPOSE: A signal converting apparatus is provided, which adopts an input converter at the output part of an input unit to use a positive polarity in a current detecting technique in order to increase current accuracy of a low current region to give a close resolution to the low current region, improving current measurement accuracy. CONSTITUTION: A signal converting apparatus includes an input part(401) for converting an input current, and an input converter(405) for converting the output of the input part into a nonlinear signal according to the polarity of the output signal of the input part. The signal converting apparatus further has an analog/digital converter(403) for converting the output signal of the input converter into a digital signal, and a microprocessor(404) for receiving the digital signal to judge the polarity of the input converter to generate a signal for controlling input selection of a multiplexer of the input signal converter.
Patent KR-20000062516-A (KR)
Title: 액정 패널의 제조 방법, 액정 패널 및 액정 패널의 제조시스템
IPC: G02F1/136
Filed: 2000-02-02
Abstract: 본 발명은 마스터 유리의 사이즈를 변경해도, 종래의 설비도 효율 좋게 사용하고, 다양화하는 시장의 요구에 용이하게 대응할 수 있어, 제조 비용의 저감을 도모할 수 있는 액정 패널의 제조 방법 및 액정 패널의 제조 시스템을 제공한다. 
     기판(10)을 복수의 블록(11a∼11d)으로 구획하고, 또한 각 블록(11a∼11d)을 1 또는 복수의 디바이스 형성 영역(12a∼12d)으로 구획한다. 제1 제조 라인을 사용하여, 기판(10)의 상태에서 디바이스 형성 영역(12a∼12d)에 TFT가 되는 도전막, 절연막 및 반도체막을 형성한다. 그 후, 1차 컷 공정에서  기판(10)을 블록(11a∼11d)마다 절단하여 복수의 서브TFT 기판으로 한다. 이어서 제2 제조 라인을 사용하여, 각 서브TFT 기판에 제조하는 액정 패널의 사양에 따른 가공을 실시한 뒤, 2차 컷 공정에서  서브TFT 기판을 디바이스 형성 영역(12a∼12d)마다 절단한다.
Patent KR-20010077486-A (KR)
Title: Manufacturing method of a nipple for a flexible pipe and its apparatus
Inventor: KIM SANG CHOL
IPC: B21K1/64
Filed: 2000-02-03
Abstract: PURPOSE: A manufacturing method is provided to manufacture a nipple for a flexible pipe in a large amount by minimizing both ends of a stainless pipe in a uniform thickness and cold forging a number of fitting projections in the surface of the pipe. CONSTITUTION: A stainless pipe is cut into a number short pipes having a uniform length. Each of the short pipes is forged at both ends. A nipple(1) is cold forged by a forging machine having a number of forging plates, and the outer diameter of a nipple(1) is reduced smaller than that of the each short pipe(2). Reduced pipes(4) are formed at both sides of a central portion of the nipple(1). The reduced pipes(4) are cold forged by the forging machine to form a number of fitting projections(4a) in the outside of the reduced pipes(4). The central portion(3) of the nipple(1) is formed to have a hexagonal section for convenience's sake of a user.
Patent KR-20010078643-A (KR)
Title: An apparatus for compensating a delay time of wireless communication systems
Inventor: HONG YEONG JIN
IPC: H04B7/26
Filed: 2000-02-09
Abstract: PURPOSE: A mobile communication system capable of compensating time delay is provided to correct time delay generated from manufacturing process and a change of external surroundings by measuring delay time in real time in transmitting communication signals and compensating and transmitting this measured delay time. CONSTITUTION: A mobile communication system capable of compensating time delay consists of a central node unit(100) and a remote node unit(200). The central node unit(100) is comprised of a forward communication signal processing part(110), the second delay time control part(120), a backward mixed signal processing part(130). The remote node unit(200) is comprised of a forward mixed signal processing part(210), the first delay time operation part(220), and a backward communication signal processing part(230). The forward communication signal processing part(110), receiving a forward communication signal from a base station, mixes a main reference clock, supplied from a satellite, with the forward communication signal. Also the forward communication signal processing part(110) delays the output of the forward mixed signal to compensate the second delay time under the control of the second delay time control part(120). The backward mixed signal processing part(130) detects the second delay time from a backward mixed signal transmitted through a backward transmission line and supplies it to the second delay time control part(120). The second delay time control part(120) compares the second delay time of the backward mixed signal processing part(130) with the reference clock and calculates the first delay time as delay time in transmitting the forward communication signal and the backward communication signal. The forward mixed signal processing part(210) distributes a forward mixed signal transmitted through a forward transmission line, transmits the distributed forward mixed signal through an antenna, and detects a distributed main reference clock. The first delay time operation part(220) compares the main reference clock of the forward mixed signal processing part(210) with a sub reference clock corresponding to the current time supplied from the satellite and calculates the first delay time as delay time in the transmission of the forward transmission line. The backward communication signal processing part(230), receiving the first delay time data, processes a forward communication signal received through the antenna, mixes the processed backward communication signal with the first delay time data and outputs a backward mixed signal.
Patent KR-20000024523-A (KR)
Inventor: BYUN SEUNG HWAN
IPC: G06F17/00
Filed: 2000-02-18
Abstract: PURPOSE: A customized information service system is provided to an advertisement with the customized information by offering differential contents and an advertisement by a user ID and a terminal IP and convert language by country automatically to offer the customized information. CONSTITUTION: A user inputs a user information including country, an age, a sex, and an ID to receive a customized information service. A web server(30) constructs a database(32) based on the user information. According to connecting information, the web server offers the customized information and displays to a browser of user terminal.
Patent KR-20010084460-A (KR)
Title: An advertising system and an advertising method using chatting room
Inventor: JU HYUNG JIN
IPC: G06F17/00
Filed: 2000-02-25
Abstract: PURPOSE: An advertisement system and method using a chatting room is provided to increase advertisement effect of advertisement and offer a customized advertisement by searching contents of chatting in chatting room. CONSTITUTION: A chatting room providing server(200) provides a chatting room(100) for enabling a plurality of communication users to have a conversation each other. A search server(300) searches conversations which a plurality of users have through the chatting room(100). The search server(300) includes a natural language search engine(310). An advertisement providing server(400) provides advertisements related to contents of the conversations on the basis of the conversations which the search server(300) searches to a plurality of communication users.
Patent KR-20010090243-A (KR)
Title: Electron induction heating type cooker
Inventor: JANG HYEONG SU
IPC: A47J36/02
Filed: 2000-03-24
Abstract: PURPOSE: An induction heater type cooking utensil is provided to reduce the manufacturing cost by using a general steel having magnetism as an induction heater and maximize the heat efficiency by a high magnetic field generating ratio of the steel, thereby improving the usage of the utensil with respect to a gas range or an electric heater. CONSTITUTION: An induction heater type cooking utensil includes a heating plate(2) formed of a steel plate having magnetism or other various carbon steel by press-processing and attached to a bottom surface of various cooking utensil(4) formed of aluminium alloy, and a painted layer(6) formed on the surface of the heating plate when paining the outside of the cooling tool with heat resistant paint.