baber/WOPTO huggingface dataset:
Patent KR-19990037892-A (KR)
Filed: 1999-02-12
Abstract: 본 발명은 TFT-LCD(박막 트렌지스터-액정 디스플레이)의 제조공정 중에서 크레드층인 Ti와 금속층인 Al의 금속막층의 패턴과 동시에 에칭이 가능하도록 하는 것이다 
     종래 TFT-LCD의 제조공정중 크레드층(Mo)과 메탈층(Al)의 구성 원소의 전기화학적 특성상 동일 에천트에 의해 원하는 패턴의 동시 에칭이 되지않아 별도의 에천트를 사용 하므로 상대적 공정수가 증가하여 제조원가의 상승 및 생산성저하 요인이 되었다. 
     따라서 본 발명은 종래의 크레드층(Mo)과 메탈층(Al)의 구성원소 대신에 크레드층을 Ti, 메탈층을 Al 또는 Al + Nd(1∼10wt％)의 Al합금을 사용하여 원하는 패턴인 45°의 에칭 프로파일을 얻음과 동시에 크레드층과 메탈층이 동시에 에칭이 가능한 동시 에천트를 제공함을 특징으로 하여 기존대비 공정단축에 의해 제조원가를 절감하고 생산성 제고를 통한 가격경쟁력을 제공하는 것이다.
Patent KR-20000056290-A (KR)
Inventor: LIM DAE WOO
IPC: H05K3/00
Filed: 1999-02-19
Abstract: PURPOSE: A method for manufacturing PCB using polyester film material is provided to enable users to manufacture PCB which is free from gas that is harmful to the human body when burnt by using polyester film material. CONSTITUTION: A method for manufacturing PCB using polyester film material includes the following steps. Manufacturing polyester by creating a reaction. Adding phosphorus compound, acrylic acid, and other types of acid during the reaction process. The manufactured polyester is made to stand the pressures occurred during a fire. The method enables users to manufacture PCB free from gas when being burnt.
Patent KR-20000060038-A (KR)
Inventor: LEE SEONG GEUN
IPC: H04L12/64
Filed: 1999-03-11
Abstract: PURPOSE: A PCM line availability control method in a common channel signaling system is provided to cut off a traffic in an initial state, when an ISDN user part of an adjacent signaling point is unavailable, so that it can prevent dissipation of network resources. CONSTITUTION: A PCM line availability control method comprises a local ISUP(ISDN user part, 10), a remote ISUP(20), a local MTP(message transfer part, 30) and a remote MTP(40). The local ISUP(10) and the remote ISUP(20) perform an ISDN call processing such as a circuit switching service and a value added service on a voice or a non-voice application, specially can output a cause value of a relay call cancellation. The cause value of the relay call cancellation is a part of a cause indicator included in a cancellation message from an ISDN user, for example, a normal cancellation or a busy call. The MTPs(30,40), installed between the ISUPs(10,20) transmits a signal message via the common channel signaling No 7.
Patent KR-20000060453-A (KR)
Inventor: JUNG HYEON TAEK
IPC: G11C11/407
Filed: 1999-03-16
Abstract: PURPOSE: A voltage down converter and a method thereof for a semiconductor device are provided which can generate an internal voltage required in a semiconductor device as removing an excessive over shoot phenomenon and excluding the lowering of the current capability due to the oscillation. CONSTITUTION: A voltage down converter generates an internal voltage which has a lower level than an external voltage and is required in a semiconductor device from the external voltage. The voltage down converter comprises: a comparator(10) which compares a level of a reference voltage with a level of the internal voltage and outputs the comparison result in response to a control signal; a transmission switch(12) transmitting the comparison result or outputting the external voltage in response to the control signal; a first current supply part(16) supplying a first current in response to the comparison result; a second current supply part(18) supplying a second current in response to an output of the transmission switch; and an output load(20) outputting a voltage having a level corresponding to the first and the second currents as an internal voltage. The control signal is generated according as the internal voltage is required in the semiconductor device.
Patent KR-20000060582-A (KR)
Inventor: CHOI HONG LIM
IPC: C05F3/06
Filed: 1999-03-17
Abstract: PURPOSE: A liquid manure fabrication system using a domestic animals excreta is provided to separate an original water from domestic animal's excreta by using a liquid separator, insert the original water on a filtering material, circulate a discharged filtering water, perform many filtering steps, and use the excreta as a liquid manure or a cleaning water. CONSTITUTION: A filtering tub(100) has a sealing space for filling a filtered material. A tub(120) temporarily stores the original water excepting a solid component in one side end of the filtered tub(100). A water collecting tub(140) temporarily stores a filtered water in a lower part of the filtered tub(120). The filtered tub(100) is formed as a right-angled box. A conveying stand(114) which is guided by a low-speed motor(112) along both guide rail(108) is provided on an upper part of the tub(100). Many pulsating shaft(110) are vertically arranged on the conveying stand(114), and is in association with one driving motor(116).
Patent KR-20000060978-A (KR)
Title: Refresh circuit for synchronous dram
Inventor: PARK GYEONG NAM
IPC: G11C11/406
Filed: 1999-03-22
Abstract: PURPOSE: A refresh circuit of a Synchronous DRAM(SDRAM) is provided which includes a function to refresh a word line needed to be refreshed selectively without adding an additional pin in a conventional standard SDRAM. CONSTITUTION: A refresh circuit of a SDRAM improves the performance of the whole system, and can reduce the refresh cycle by performing refresh by selecting a word line required to be refreshed. The refresh circuit includes: a control signal input buffer(21) outputting signals by synchronizing an input signal inputted from the external and a column operation control signal(DQM) to a clock signal; a command generating part(22) which generates a first or a second refresh command by receiving a logic assembly signal of an output signal applied from the control signal input buffer according to the column operation control signal; a row activation part(23) generating a control signal to activate the row operation according to the first or the second refresh command; a row activation control part(24) to control the row activation part; an internal address counter(25) generating a random internal address signal according to the first refresh signal; an external address path to input an address of the corresponding word line to refresh; a row predecoder(26) receiving the internal address applied from the internal address counter or the external address applied through the external address path according to the control signal applied from the row activation part and decoding them as a row address signal of a fixed bits; a word line model signal generating part(27) generating a word line model signal when an actual word line is selected according to the first or the second refresh command; and a sense amp state predicting part(28) outputting a signal indicating the amount sensing of a sense amp to the row activation control part.
Patent KR-20000061176-A (KR)
Inventor: LEE SANG GEOL
IPC: H01L21/336
Filed: 1999-03-24
Abstract: PURPOSE: A thin film transistor and a manufacturing method thereof are provided to prevent the quality of a semiconductor device from being deteriorated by crystallizing an active layer from an upper portion to a lower portion. CONSTITUTION: A thin film transistor comprises a semiconductor substrate(111). An active layer(115) formed with a source area(127) and a drain area(128) is formed on the semiconductor substrate(111). A crystallization seed layer(121) is formed on the active layer(115) except for a channel area. A gate insulation layer(123) covers the active layer(115) and the crystallization seed layer(121). A gate electrode(125) is formed on the gate insulation layer(123) corresponding to the channel area of the active area(115). The gate electrode(125) is overlapped with the part of the crystallization seed layer(121).
Patent KR-20000065420-A (KR)
Inventor: KIM SUN GU
IPC: H01Q5/00
Filed: 1999-04-02
Abstract: PURPOSE: A hybrid duplexer is provided to obtain the effect of plural antennas using two antenna connectors, thereby decreasing the size and weight of overall system. CONSTITUTION: A hybrid duplexer comprises first and second antenna connectors(16,18), an input unit(12), an output unit(14) and a hybrid duplexer unit(22). The antenna connectors(16,18) are connected to an antenna for transmitting/receiving signals. The input unit(12) and output unit(14) are formed to connect signals from the connectors(16,18) to external equipments. The hybrid duplexer unit(22) synthesize the signals from the connectors(16,18) to output the signals to the input unit(12) with maintaining wave division degree.
Patent KR-20000073146-A (KR)
Inventor: PARK JAE SEUNG
IPC: H01J29/02
Filed: 1999-05-07
Abstract: PURPOSE: A frame for a color cathode ray tube is provided to reduce the amount of a variation in landing of electron beam and stabilization time of initial screen. CONSTITUTION: In a frame(80) for a color cathode ray tube, which includes a pair of longer sides and a pair of shorter sides, each of the longer side and shorter side is constructed of a side(80a) with a predetermined length to which a shadow mask and spring are welded and a bottom(80b) bent from the side, the bottom is bent at a sharp angle with respect to the side. The bottom has a predetermined length such that all electron beam passing the end thereof is not landed at the side. Accordingly, the volume of the frame is reduced and the amount of thermal expansion thereof is decreased to shorten a period of time required for stabilizing the initial screen.
Patent KR-20000073148-A (KR)
Inventor: CHOI YONG SANG
IPC: H04L7/00
Filed: 1999-05-07
Abstract: PURPOSE: An apparatus of generating clocks for fiber loop carrier-D(FLC-D) use is provided to use a digital processing-phase locked loop(DP-PLL) to supply high quality clocks to each unit of a common shelf in an FLC-D, so as to increase temperature stability and to minimize phase noises caused by a jitter. CONSTITUTION: A reference clock selecting block(202) selects one of loop clocks extracted in a DS1E tributary signal and an optical signal as an initial reference clock, and n-demultiplies the selected initial reference clock to generate a reference clock. A phase difference extracting block(204) extracts phase differences between the reference clock and an oscillating clock. A phase difference average block(206) accumulates extracted n phase difference signals to produce an average, and generates an average phase difference value. A filtering block(208) applies a low band filtering process to the average phase difference value, and removes noises and high frequency components. A digital to analog(D/A) converting block(210) converts filtered output data into direct current(DC) voltages. A voltage control oscillator(212) generates many MHz oscillating clocks varied in a predetermined switching width range according to a DC voltage signal. A demultiplier(214) applies one-Nth demultiplying processes to the oscillating clocks to generate the demultiplied oscillating clocks, and supplies the demultiplied oscillating clocks to the phase difference extracting block.
Patent KR-20000073340-A (KR)
Inventor: KWON YEONG CHEOL
IPC: F25D21/04
Filed: 1999-05-10
Abstract: PURPOSE: A structure of a water purifying channel is provided to minimize the probability of leakage due to the resistance in a connecting pipe or the breakage of the pipe and to reduce a cost by shortening a water purifying channel. CONSTITUTION: Pipeline water supplied to a filter(12) of a refrigerating compartment(10) via a connecting pipe(DA) when a first valve(32) is open is purified and supplied to a second valve(18). By installing the second valve connected to the filter, in the upper portion of the filter, the channel between the filter and the second valve is shortened. Thus, a cost for a connecting pipe(DB) is reduced. According to the shortening of the water purifying channel, the leakage due to the resistance in the connecting pipe(DB) and the breakage of the pipe is minimized.
Patent KR-20000073835-A (KR)
Inventor: LEE HUI CHEOL
IPC: H01J9/20
Filed: 1999-05-14
Abstract: PURPOSE: A method of fabricating a shadow mask of a cathode ray tube is provided which optimally designs the horizontal pitch of apertures through which beams pass, corresponding to the shape of the curved surface of the mask, thereby preventing color purity deterioration due to change in the curved surface shape. CONSTITUTION: In a method of fabricating a shadow mask of a cathode ray tube, the shape of the curved surface of the mask is designed, and the horizontal pitches of apertures through which beams pass, which are located at the coordinates inside the mask, are designed. Then, a flat mask is fabricated, and the apertures are formed in the flat mask using photolithography. The flat mask is press-formed, corresponding to the shape of the curved surface.
Patent KR-20000073885-A (KR)
Inventor: JUNG TAEK JIN
IPC: A63B71/08
Filed: 1999-05-14
Abstract: PURPOSE: A bowling glove is provided to be produced in a reduced assembling procedure and simplify adjustment of the glove by releasing or fastening a single element piece, thereby improving convenience of manipulation of the glove. CONSTITUTION: A bowling glove includes a cover of the back of the hand(20), a wrist cover(30), a connecting element(40) of the cover of the back of the hand, a steel ball, a fixing plate(50), a fixing pin(53), a screw element(54), a fastening element(55) and a coil spring(56), wherein the fastening element is screw-coupled with the screw element at an upper part of the fixing plate and the coil spring is positioned on an outer surface of the screw element between the fixing plate and the fastening element for pressing the fixing plate downwardly, and a pair of supporting walls(46) are provided on a top surface of the connecting element for preventing movement of the fixing plate when releasing or fastening the fastening element and improving the manipulation of the fastening element.
Patent KR-20000074080-A (KR)
Inventor: YANG SEUNG JU
IPC: B60Q9/00
Filed: 1999-05-18
Abstract: PURPOSE: An approach warning device in a place where traffic accidents occur frequently is provided to warn a driver of the dangers of accidents by sensing a special collar attached on a place where traffic accidents occur frequently. CONSTITUTION: An approach warning device in a place where traffic accidents occur frequently comprises: a forcing maintenance switch(1) of a safety speed ,when the switch is on, to forcibly maintain a safety speed; a danger place sensor(2) to be mounted on a underbody of a vehicle and to sense a danger place where a special collar is indicated; a speed sensor(3) to sense a current driving speed; a microcomputer(4) to send a deceleration signal when the current driving speed is higher than the safety speed and he switch is on; a warning device(5,8) to generate a warning sound through control of the a microcomputer, to display the safety speed, and to turn on and off an emergency light(6); a EMS(Engine Management System)/TMS(Transmission Management System)(7) to reduce a speed of a vehicle through control of the microcomputer.
Patent KR-19990073123-A (KR)
Title: 노즐조립체
IPC: D06B23/00
Filed: 1999-05-21
Abstract: 본 발명은 고온고압염색기의 노즐조립체(2)에 관한 것으로, 노즐조립체(2)가 한 측면의 하부절반이 절개된 개방부분(18)을 갖는 관형상의 케이스(11), 이 케이스(11)의 상부 절반을 점유하며 노즐시트(13)에 고정되어 위치되고 그 하단부에 격자모양의 홈부(12)를 구비한 직경이 큰 입구를 갖는 대경노즐(7), 회전가능하며 상기 대경노즐(7)에 접합되는 원통상의 연결부재(9), 상기 케이스(11)의 하부에 근접하여 위치되며 나사식으로 위아래로 이동가능하여 그 상부와 접하는 상기 연결부재(9)를 상하로 이동시키는 고리형상의 지지부(10)로 이루어지며, 필요에 따라 상기 대경노즐(7)과 상기 연결부재(9)사이에 작은 입구를 갖는 소경노즐(8)이 상기 지지부(10)를 상하부로 회전함으로써 상기 케이스(11)의 개방부분(18)을 통하여 분리 또는 삽입되어 장착될 수 있도록 구성되어 있어서, 염색될 원단의 종류 및 중량에 맞추어 그에 적합한 노즐을 설합을 빼고 끼우는 식으로 간편하게 교체가능하여 노즐의 직경을 적의 변경할 수 있음으로써 염액분출량과 속도를 간편하게 조절할 수 있다.
Patent KR-19990068457-A (KR)
Title: 도어하부차단장치
IPC: E06B7/21
Filed: 1999-05-24
Abstract: 본 발명은 도어의 하부 차단장치에 관한 것으로, 기판과 상기 기판의 양말단에 날개판이 있는 ㄷ-자형 빔으로 된 하우징과; 상기 하우징의 내부에는 지렛대축이 상기 날개판에 수직으로 설치되어 있으며; 상기 지렛대축에는 지렛대의 받침점이 연결되어 있으며; 상기 지렛대의 일측말단에는 크로스바축이 설치되어 있으며, 상기 크로스바축에는 크로스바가 연결되어 있으며; 상기 하우징의 내부의 기판 또는 양 날개판의 사이에는 1개 또는 2개이상의 인장부재의 일측말단이 연결되고; 상기 인장부재의 타측말단에는 상기 하우징의 내부에 기밀하게 삽입되며 상기 날개판과 슬라이딩이 가능한 차폐씰이 연결되도록 구성된 것을 특징으로 한다. 
     이상과 같이 본 발명에 의하면 도어 하부 차단장치는 하우징과 상기 하우징의 내부에 각종 부품이 있고, 상기 하우징의 외부로 노우스가 돌출되어 있어, 상기 노우스에 압력이 가해지지 않으면 차폐씰이 상기 하우징 쪽으로 밀려 들어가고, 압력이 가해지면(도어가 닫힘) 상기 차폐씰이 하강하여 상기 도어 하부와 바닥과의 틈을 메우도록 구성되므로써, 도어 하부의 틈에 의한 해충의 출입, 혐오스런 냄새의 확산, 방사선의 누출등을 방지할 수 있는 효과를 얻을 수 있다.
Patent KR-20010002765-A (KR)
Inventor: HONG SEONG CHEOL
IPC: H04H20/80
Filed: 1999-06-17
Abstract: PURPOSE: An apparatus for generating signals using a memory is provided to configure a signal generation apparatus very simply by adopting a signal storing memory in embodying a signal generation element used in communication systems. CONSTITUTION: An apparatus for generating signals using a memory is provided with a memory(311), a transmitting signal control unit(312), an adder(313) and a digital filter(314). The memory(311) stores a plurality of CDMA(Code Division Multiple Access) signals. The transmitting signal control unit(312) controls the transmission of the CDMA signals stored in the memory(311). The adder(313) adds the CDMA signals transmitted from the memory(311). The digital filter(314) filters the CDMA signals transmitted from the adder(313).
Patent KR-20010002787-A (KR)
Inventor: KIM JONG SIK
IPC: H01B13/02
Filed: 1999-06-17
Abstract: PURPOSE: A method for fabricating a watertight and high pressurized compressive conductor is provided to maintain the watertight state at soft wires without attaching watertight compounds to the soft wires. CONSTITUTION: A soft wire conductor is fabricated by twisting a plurality of soft wires(1,1a,1b). A rope is filled at a center of the soft wires(1,1a,1b) and a plurality of coating layers are formed at edge portions of the soft wires(1,1a,1b). A watertight tape(15) is wound around a soft wire(1). When the wire passes through the first cage(14), a compress roller(16a) applies the pressure to the wire(1). Then, a watertight tape(15a) is wound around the soft wire(1a). When the wire(1a) passes through the second cage(17), a compress roller(16a) applies the pressure to the wire. Then, a watertight tape(15b) is wound around the soft wire(1b) which passes through the second cage(17). When the wire(1b) passes through the third cage(18), a compress roller(16b) applies the pressure to the wire(1b) thereby forming a soft wire conductor(19).
Patent KR-20010003395-A (KR)
Inventor: YE CHANG MAN
IPC: A61N5/06
Filed: 1999-06-23
Abstract: PURPOSE: Provided is a far infrared ray and heat emitter having many elements coated heat conductive material by which the infrared ray is emitted when the emitter is heated. CONSTITUTION: The emitter includes a therapeutic device(46) emitting a far infrared ray, which has the heat conductive material on which the elements such as SiO2, B2O3, MgO, ZrO2, Na2AlF, MoO3, Al2O3, Na2O, TiO2, Co, CuO, and P2O3 are coated, thereby the infrared ray having 2-25 μm of a wavelength is emitted when the emitter is heated at a temperature of 45 to 65 °C.
Patent KR-20010004375-A (KR)
Inventor: KIM GWAN EON
IPC: G11C11/4076
Filed: 1999-06-28
Abstract: PURPOSE: A data strobe signal output buffer of a semiconductor memory device is provided which increases an operation speed and maintains a constant speed even if the number of data being output continuously are varied. CONSTITUTION: The device reduces the area and increases the operation speed and where the output timing of a data strobe signal is not varied in spite of the variation of data amount being output continuously, by reducing a load over a pull-up and a pull-down node. A data strobe signal output buffer maintains a constant operation speed even if the number of data being output continuously are varied, by using a signal commonly buffered in a pull-up signal node and a pull-down signal node. A data strobe signal generation apparatus of the DDR SDRAM includes: an output driving part outputting a data strobe signal in response to the first control signal and a pull-up signal and a pull-down signal; a preamble control part(702) to control a preamble state of the data strobe signal in response to the second control signal; and a pull-up and pull-down signal generation part(704) outputting the pull-up signal and the pull-down signal by being controlled by a pipe count signal. The pull-up and pull-down signal generation part includes a number of pull-up and pull-down signal driving parts(706a,706b,716a,716b,726a,726b) which toggles the pull-up signal and the pull-down signal continuously by being fed back with a previous pull-up signal and a previous pull-down signal and by being synchronized to each corresponding pipe count signal, and a buffering unit(705) feeding back the above previous pull-up signal and pull-down signal to the pull-up and pull-down signal driving part after buffering them. Each of the above pull-up and pull-down signal driving parts is fed back with the previous pull-up signal and the previous pull-down signal commonly by the buffering unit.
Patent KR-20010004806-A (KR)
Inventor: CHOI SU DUEK
IPC: G06F15/00
Filed: 1999-06-24
Abstract: PURPOSE: An electronic name card is provided to transmit a name card on communication line and to make a database of name card automatically in a computer. CONSTITUTION: An electronic calling card is operated as follows. When a user clicks on the transmission button to transmit the contents of his calling card, a microprocessor unit starts the transmission program, and puts an ordinary infrared rays transmission port. Conversely, if the user clicks on the reception button to receive the contents of others' name card, the microprocessor unit starts the reception program. The received data can be stored in a non-volatile memory, and the stored name card constructs a database so that they can be searched by companies, occupations, etc. And the user can see the contents of the stored name card on a screen, and make a telephone call without dialing.
Patent KR-20000011421-A (KR)
Inventor: MATSI YOSINORI
IPC: G11C11/401
Filed: 1999-07-02
Abstract: PURPOSE: A VCSDRAM(virtual channel synchronous dynamic random access memory) is provided to reduce manufacturing cost by performing a test of high frequency using a testing apparatus of low frequency. CONSTITUTION: The VCSDRAM(100) comprises a command decoder circuit(102) for receiving a transfer command and supplying a transfer command signal(124); and a transfer operating signal generation circuit(106) for receiving and latching the transfer command signal(124). The command decoder circuit(102) for receiving next activation command and supplying an activation command signal(120). An activating signal(128) of a main memory is generated by the activation command signal(120). When the transfer command signal(124) is latch, the transfer operating signal generation circuit(106) is generated a transfer operating signal(130) corresponding to the activation command signal(120). A data is transferring between a main memory(114) and a sub memory(116) by corresponding to a control signal(132).
Patent KR-20010009145-A (KR)
Inventor: HONG SEONG GWON
IPC: H04B7/26
Filed: 1999-07-07
Abstract: PURPOSE: A method for performing a rate matching in a mobile communication system is provided to supply an integrated rate matching algorithm capable of being commonly used in convolution codes and turbo codes, to supply an optimized puncturing/repetition pattern in accordance with a code rate so as to prevent code capacity deteriorations, and to supply the optimized puncturing/repetition pattern according to importance of code symbols when the convolution codes and the turbo codes are rate-matched. CONSTITUTION: A mobile communication system identifies channel codes of bit strings according to given identification information, and differently decides a puncturing or a repetition location within code symbols according to the identified channel codes. If forms of the identified codes are convolution codes, a puncturing is sequentially performed from a code symbol of a bit string having a lowest importance, among bit strings of the convolution codes. A puncturing algorithm performs the puncturing by making an initialization value as 1.