baber/WOPTO huggingface dataset:
Patent KR-20000014543-A (KR)
Title: Plasma display panel using high frequency and driving method thereof
Inventor: YOO EUN-HO
IPC: G09G3/2807
Filed: 1998-08-21
Abstract: PURPOSE: A plasma display panel is provided to discharge constantly when uses a high frequency discharge and to stabilize discharge cells performing high frequency discharge as soon as possible. CONSTITUTION: The plasma display panel includes a sustain electrode(44), a sustain bias electrode(32), an address electrode(34), a scan electrode(40) and a discharge space(41). The plasma display panel has discharge cell(48) laid out in a matrix type. The sustain electrode is formed on a first substrate and receives a high frequency pulse. The sustain bias electrode is formed parallel with the sustain electrode on a second substrate. A sustain pulse for high frequency discharge is applied to the sustain bias electrode. The address electrode is formed on the second substrate and crosses the sustain bias electrode. The scan electrode is formed on the second substrate and parallel with the sustain bias electrode. Discharge gas is injected into the discharge space in order to perform gas discharge.
Patent KR-19990029340-A (KR)
Title: 역류방지밸브구조 및 그 역류방지밸브구조를 구성하기 위한 밸브부재
IPC: F16K15/14
Filed: 1998-08-25
Abstract: (과제) 밸브덮개를 탄지하는 코일스프링의 반작용 또는 파이프에 부착된 고무제 패킹의 팽윤(膨潤)등에 의해서 밸브덮개와 파이프선단과의 사이에 틈이 생기는 일 없이, 파이프선단을 확실하게 폐색하여 액체의 역류를 확실하고 안정적으로 방지할 수 있는 역류방지밸브구조를 제공하는 것을 목적으로 한다. 
     (해결수단) 액체유통관(P)에 회동축(5)을 형성하고, 상기 밸브덮개(2)에 형성된 축구멍에 상기 회동축(5)을 삽입하여 상기 밸브덮개(2)를 회동가능하게 부착함과 아울러, 상기 축구멍(22)을 대략 타원형상으로 하여 폐쇄상태의 밸브덮개(2)가 축선방향을 따라서 평행이동가능한 상태로 하고, 또한 상기 코일스프링(3)을 상기 회동축(5)에 감아붙인 상태로 부착한 것을 특징으로 하는 역류방지밸브구조를 제공한다.
Patent KR-19990023878-A (KR)
Title: Ｄｓ－ｃｄｍａ 수신기 및 순방향 링크 다이버시티 방법
IPC: H04L1/06
Filed: 1998-08-26
Abstract: DS-CDMA 통신 시스템(100) 내의 이동국(104)은 수신기 차이점을 갖는다. 제1 안테나(130)는 기지국(102)으로부터 통신 채널(101)을 지나 신호를 수신한다. 제2 안테나(132)는 하나 이상의 칩 타임에 의해 지연 소자(142) 내에서 지연되고 제1 안테나로부터 신호들을 가진 합산기(14) 내에서 조합된 신호를 수신한다. 조합된 신호들은 디코딩 및 복조를 위해 RAKE 수신기에 보내진다. 식별가능한 다중 경로 에너지가 많은 수신된 신호 에너지가 할당된 RAKE 수신기 핑거들에 대해 계산되지 않는 지점에 있을때, 제2 안테나는 간섭 레벨의 증가를 막기위하여 스위치가 나간다.
Patent KR-20000015355-A (KR)
Title: Radio interface unit(riu) in a wireless local loop(will) system capable of extending subscribers
Inventor: SIN HAN SU
IPC: H04B7/26
Filed: 1998-08-28
Abstract: PURPOSE: A radio interface unit(RIU) in a wireless local loop(WILL) is provided to easily perform subscriber's extension without an additional vocoder, when implementing multi-channels, and improve the vocoder efficiency of a CDMA(Cord Division Multiple Access). CONSTITUTION: A radio interface unit(RIU) in a wireless local loop(WILL) comprises the steps of: composing one vocoder to be connected according to one channel of a CDMA(Cord Division Multiple Access) modem; converting an analog signal on the subscribing side to 64Kbps PCM(Pulse Code Modulation) data, switching to a time slot which the vocoder selected, and outputting; modulating the 64Kbps PCM data to 32Kbps data, encoding the modulated 32Kbps data through a modem, converting the encoded data from a RF(Radio Frequency) terminal to an analog signal, and transmitting the analog signal to a base station; converting the analog signal of the base station to a digital data, and decoding the digital data through the modem; demodulating the decoded 32Kbps from the vocoder to 64Kbps data; switching to the time slots of each subscriber by loading the data to the time slots, which the vocoder set, and outputting to a combo section; converting the switched 64Kbps PCM data to the analog signal through the combo section and a SLIC section, and transmitting to the subscribing side.
Patent KR-20000015458-A (KR)
Title: Analog/digital converter
Inventor: KIM KE SU
IPC: H03M1/12
Filed: 1998-08-29
Abstract: PURPOSE: An analog/digital converter is so provided that difference of a reference voltage is not generated by perfectly removing a direct component of an input analog signal. CONSTITUTION: An analog/digital converter comprises: low pass filters(LPF1,LPF2) removing a noise of an analog input signal; capacitors(C1,C2) removing a direct component of the analog input signal passed through the low pass filters; converters(2,3) comparing the analog signal with a reference voltage and converting into a digital signal; and reference voltage correction part(4,5) detecting a direct component of the analog signal inputted through the capacitor(C1,C2) and correcting the reference voltage according detected value.
Patent KR-20000019399-A (KR)
Title: Copper thin sheet supplying method in automatic multi-layer substrate laminating system and device thereof
Inventor: UH KANG TAEK
IPC: B65G57/00
Filed: 1998-09-11
Abstract: PURPOSE: A copper thin sheet supplying method in an automatic PCB laminating system and a device thereof are provided to promote the multi-layer substrate quality improvement and working efficiency by performing the copper thin sheet supply by mechanical method. CONSTITUTION: An automatic PCB laminating system is composed of: a frame(33) installed to reciprocate left and right of a base stand(31) by being combined to a reciprocation piece in upper part of the base stand; a shaft(34) having a roll(32) installed in the middle of the frame and winding copper thin sheet; a thin cylinder(54) installed on the bottom of the base stand and having a stopper(54) to control the movement of the shaft; a shaft guide(53) to select the operation and the replacement of the shaft; and a tension control piece(60) to maintain uniform tension by controlling a drive piece(40).
Patent KR-20000021255-A (KR)
Title: Conducting polymer composition and electric device utilizing it
Inventor: CHO HYUNG KEUN
IPC: C08K3/00
Filed: 1998-09-28
Abstract: PURPOSE: A new polymer composition is provided which has low specific resistance and high positive temperature coefficient anomaly height. CONSTITUTION: The conduct polymer composition comprises 20- 80 weight % of first polymer component of polyethylene selected from high density polyethylene having 0.95- 0.97 g/cubic cm of density, middle density polyethylene, low density polyethylene, linear low density polyethylene and their mixture, 20- 80 weight % of second polymer component of photo-oriented liquid crystal polymer such as polyvinyl, polysilane, polysiloxane, polyphosphazene having comparing, cinnamoyl, perillic ester side chain, having a functional group for £2+2| cyclization addition reaction and 20- 70 weight % of conductive filler such as carbon black, graphite, metal, metal oxide, glass or ceramics coated with conductive material.
Patent KR-20000021466-A (KR)
Title: Television receiver comprising function receiving telephone and method for controlling the same
Inventor: WOO GI JEONG
IPC: H04N7/14
Filed: 1998-09-29
Abstract: PURPOSE: A television receiver comprising a function receiving a telephone and a method for controlling the same are provided to display a display character of the telephone receiving state with the TV screen and, simultaneously, offer an output a predetermined sound of the telephone receiving state to the TV speaker when a ringer signal of a telephone is detected. CONSTITUTION: A television receiver comprising a function receiving a telephone and a method for controlling the same include a ringer signal detecting part(26), a television controller(27), a character display part(28), a signal generating part(29), and a voice processing part(30). The ringer signal detecting part is to continuously detect the ringer signal via a telephone line. The television controller is to control a character display to inform a telephone receiving, simultaneously, control a voice signal muting of the television signal and control a predetermined signal generation. The character display part is to provide a predetermined character signal according to a control of the television controller. The signal generating part is to generate a predetermined signal according to a signal generating control of the television controller. The voice processing part is to select one signal among the television voice signal and a signal of the signal generating part according to the control signal of the television controller and provide to the TV speaker.
Patent KR-20000021484-A (KR)
Title: Evaporative condensing apparatus for air conditioner
Inventor: CHIU PENGJU
IPC: F24F13/22
Filed: 1998-09-29
Abstract: PURPOSE: An evaporative condensing apparatus is provided to effectively lose heat while acting by completely evaporating cooling water. CONSTITUTION: An evaporative condensing apparatus(20) is composed of multiple condenser coils(204) consisting of metal coil pipes(210) covered with an absorptive material layer. The cooling water is absorbed in the absorptive layer to exchange heat by passing through the metal coil pipes of the condenser coils fast carrying heat by the air flow passing through a gap(212) in the evaporating condenser when the cooling water is carried from a water spray pipe(408) of a water supply system. The electromagnetic valve of the water supply system is controlled by a control PC board. Therefore, the amount of the cooling water supplied to the evaporating condenser from the water supply system is controlled to be in the same amount of the water evaporated while an air conditioner is operated.
Patent KR-20000024877-A (KR)
Title: Device for supplying waste tire chip of cement producing equipment
Inventor: CHA CHUN SU
IPC: B28C7/04
Filed: 1998-10-02
Abstract: PURPOSE: A device for supplying waste tire chips of a cement producing equipment is provided to smoothly supply the waste tire chip to a plastic furnace of the cement producing equipment. CONSTITUTION: A device for supplying waste tire chips is composed of a hopper(20), a device(30) for preventing a discharging hole(21) of the hopper from being blocked, a belt feeder(40) for moving the discharged waste tire chips of a certain amount, a conveyer belt(60) for transmitting the waste tire chips to the plastic furnace(90), a device(70) for preventing the inflow of outside air and the outflow of inside hot air generated when the waste tire chips are supplied and a controller(90) for controlling the drive of all the devices. Accordingly, the waste tire chips are supplied to two plastic furnaces after selectively being divided into two parts by a distributor(100).
Patent KR-20000026972-A (KR)
Title: Pseudo-noise-sequence acquisition circuit of parallel search method in mobile communication system using multi-carrier code division multiple access
Inventor: OK GWANG MAN
IPC: H04B1/709
Filed: 1998-10-24
Abstract: PURPOSE: A pseudo-noise-sequence acquisition circuit is provided which uses a parallel search method in a mobile communication system using a multi-carrier code division multiple access(CDMA). CONSTITUTION: A pseudo-noise-sequence acquisition circuit comprises: a plurality of despreading elements for receiving a plurality of carrier-receiving signals and multiplying a pseudo-noise sequence value of a base station with that of a local station in an established integration section, the sequence values being included in the respective carrier-receiving signals; a plurality of correlators for respectively receiving the output of the plurality of despreading elements and respectively calculating detection energy values according to the correlation between the pseudo-noise sequence value of the base station and the pseudo-noise sequence value of the local station; a controller for comparing the detection energy values with a critical value output from the plurality of the correlators, and continuously performing an acquisition operation after phase-shifting the sequency of the local station if the detection energy values are lower than the critical value or determining a successful acquisition operation if any one of the detection energy values is higher than the critical value; and a local pseudo-noise-sequence generator for outputting the local pseudo-noise sequence to the plurality of despreading elements and phase-shifting the local pseudo-noise sequence by the controller.
Patent KR-20000027714-A (KR)
Title: Tft substrate for lcd and manufacturing method therefor
Inventor: LEE JEONG KIL
IPC: G02F1/136
Filed: 1998-10-29
Abstract: PURPOSE: A TFT substrate for LCD and manufacturing method therefor is provided to enhance a reliability of a gate pad by forming a triple gate wire. CONSTITUTION: Basic layers(211,231), buffer layers(212,232), and stable layers(213,233) are successively deposited to form a gate electrode(210), a gate pad(230) and a gate line(20). Buffer layers(211,232) are formed for preventing an interface reaction between an aluminum or an aluminum alloy having basic layers(211,231) and an ITO having stable layers(213,233). A gate insulating film(30) is deposited on a gate wire and an amorphous silicon pattern(40) is formed on the gate insulating film(30). Contact layers(510,520) having an amorphous silicon are formed on the amorphous silicon pattern(40). A source electrode(610) and a drain electrode(620) are formed on the contact layers(510,520). The source electrode(610) is connected to a data line(60) and a data pad(630) is formed to a start portion of the data line(60). auxiliary patterns(710,720,70,730) are formed on the source electrode(610), a drain electrode(620), the data line(60) and the data pad(630). A protecting film(80) is formed on auxiliary patterns(710,720,70,730) and a pixel electrode(740).
Patent KR-19990014500-A (KR)
Title: 열교환기의 브레이징 장치
Filed: 1998-11-17
Abstract: 열교환기를 이송시키는 주컨베이어와, 상기 주컨베이어에 의한 열교환기의 이송경로상에 설치되는 브레이징로를 포함하여 된 것으로, 상기 주컨베이어는 프레임과, 상기 프레임에 설치되는 각 롤러들에 의해 회전가능하게 지지되며 상호 평행한 적어도 두 개 이상의 무한 궤도상의 벨트와, 상기 프레임의 일측에 각각 설치되어 각 벨트를 서로다른 속도로 회전시키기 위한 구동수단들과, 상기 프레임에 지지되어 벨트를 가이드 하는 가이드 수단을 포함하여 된 것을 특징으로 한다.
Patent KR-20000032743-A (KR)
Title: Method for printing data on both sides of papers
Inventor: KIM KI TAEK
IPC: B41J2/00
Filed: 1998-11-17
Abstract: PURPOSE: A method for printing data on both sides of papers is provided to improve the printing speed and printer memory efficiency by performing the printing data according to a sequence converted from the sum of pages to print and numbers of each page to print. CONSTITUTION: A method for printing data on both sides of papers includes the steps of converting print data composed by a computer program to a data readably by a printer(s203) and determining whether both side printing is to be performed or not(s205), detecting a printing condition such as a sum of pages of a document to print and a page number of the document to print if the both side printing is determined to be performed(s206), adding a null page including null data without any information for a last page of the printing data (s212) when the sum of pages to print is an odd number(s211), and converting the printing data added with the null page to a sequence of pages proper for the both side printing and transmitting the sequence to the printer(s210), wherein the printing data of an even page is transmitted to the printer first rather than that of an odd page.
Patent KR-20000034020-A (KR)
Title: Method of separating pure metals and metallic sulfides from dusts generated from iron manufacture
Inventor: JI JONG KI
IPC: C22B7/02
Filed: 1998-11-27
Abstract: PURPOSE: A method of separating pure metals and metallic sulfides from dusts generated from iron manufacture is provided, which is able to recover the metals or the metallic sulfides of a high degree of purity. CONSTITUTION: The method comprises steps of: (i) an acidic wet process of treating dusts generated from iron manufacture containing mixture oxides of iron, zinc, lead, cadmium, and chrome with sulfuric acid, sulfuretted hydrogen gas or aqueous solution thereof, ammonia gas or aqueous solution thereof and acetic acid; and (ii) electrolyzing and then pyrolyzing the supernatants of step (i).
Patent KR-20000037748-A (KR)
Title: Method for improving wettability of polymer films by irradiating ion particles
Inventor: AHN BYUNG IN
IPC: C08J7/00
Filed: 1998-12-02
Abstract: PURPOSE: Provided is a method for improving a wettability of polymer films against solvents like water, electrolyte. The polymer film having improved surface can be used for a separator of secondary cells such as a lithium ion cell, an alkaline cell. CONSTITUTION: A method comprises the steps of: adding polymer films such as polypropylene, polyethylene into a vacuum tank having high vacuum; putting gas for producing ion particles having energy into an ion gun; changing ion beam current and irradiating ion particles to one or both side of the polymer. The ion particle is at least one selected from the group consisting of electron, hydrogen, oxygen, nitrogen, helium, and etc. And the energy of the ion particles has 0.01-10,000,000 keV.
Patent KR-20000038866-A (KR)
Title: Non-volatile memory device and method for manufacturing the same
Inventor: LEE DA SUN
IPC: H01L27/10
Filed: 1998-12-09
Abstract: PURPOSE: A non-volatile memory device and a method for fabricating the memory device are provided to increase the program speed by increasing the coupling ratio. CONSTITUTION: A non-volatile memory device comprises a semiconductor substrate(20) on which an active area is defined. A gate insulation film having a predetermined pattern is formed on the semiconductor substrate(20). A floating gate(23) is formed with a plurality of trenches at an upper portion thereof. An inter poly dielectric film(25) and a control gate line(26) are stacked along the upper portion of the floating gate(23). An impurity area is formed on active areas which are formed at both sides of the floating gate(23) and the control gate line(26).
Patent KR-20000044071-A (KR)
Title: Air conditioner using thermoelectric semiconductor
Inventor: LEE JAE HUI
IPC: F24F1/02
Filed: 1998-12-30
Abstract: PURPOSE: An air conditioner is provided to cool outdoor air by using a thermoelectric semiconductor while not using refrigerant and components such as a compressor, a condenser, a capillary, and an expanding valve. CONSTITUTION: A switch of an operating unit is turned on and a first cross flow fan(18) is rotated by the operation of a first motor(17) for indoor air to flow into an indoor suction port(10a). The air is discharged to an indoor vent port(10b) by passing through an endothermic plate(13). Herein, the air flowed into the endothermic plate of a cabinet(10) is cooled to be discharged through the indoor vent port. Then, a second cross flow fan(18a) is rotated by the operation of a second motor(17a) for outdoor air to be discharged through an outdoor vent port by passing through a heatsink(12). Herein, the air flowed into the heatsink absorbs heat from the heating plate for cooling the heatsink. Thus, indoor temperature is lowered by continuously supplying cooled air to the indoor. When the indoor temperature is lowered under an established temperature, a temperature sensor(14) is operated for stopping an air conditioner.
Patent KR-20000045608-A (KR)
Title: Sine/cosine look up device of phase tracking loop
Inventor: KIM JU SANG
IPC: G05D3/00
Filed: 1998-12-30
Abstract: PURPOSE: A sine/cosine look up device of phase tracking loop is provided to easily embody hardware by embodying phase tracking loop without using memory. CONSTITUTION: A sine/cosine look up device of phase tracking loop includes a time delay buffer(21) producing sine value after delaying inputted phase accumulated in a phase accumulation table(8). An absolute value operation table(22) takes an absolute value from inputted phase accumulated in a phase accumulation table(8). A shift operation table(23) shift operates data produced form the absolute value operation table(22). A addition table(24) produces a cosine value by adding the values from the absolute value operation table(22) and the shift operation table(23).
Patent KR-20000047172-A (KR)
Title: Method of reproducing carrier in frequency shift keying communication system
Inventor: LEE JONG BIN
IPC: H04L27/10
Filed: 1998-12-31
Abstract: PURPOSE: A method of reproducing carrier in frequency shift keying communication system is provided to detect correctly carrier components from a received signal at a frequency shift keying communication system. CONSTITUTION: According to a method of reproducing carrier in frequency shift keying communication system, the system outputs a sampling signal of an input signal and a delayed signal which is delayed by a predetermined period. The system detects a difference signal between the input signal and delayed signal. And, the system produce a synchronization signal by transforming the difference signal with Furies Transformation Formula. The system performs sampling from the transformed signal based on the timing synchronization signal. Next, the system compares the sampling signal with a reference level signal and outputs the result data.
Patent KR-19990044397-A (KR)
Title: 진통제로서의 광학 활성 페닐 피리미딘 유도체
IPC: A61P25/04
Filed: 1996-09-03
Abstract: 화학식 (I)의 피리미딘 및 그의 제약상 허용되는 산 부가염은 진통제로서, 경련억제제로서 또는 과민성 장증후군 또는 이극성 장애의 치료에 유용하다. 
     <화학식 I>
Patent KR-19990064144-A (KR)
IPC: C07J41/00
Filed: 1996-09-19
Abstract: The invention relates to novel sulphamate derivatives of 1,3,5(10)-estratriene derivatives of general formula (I) in which the 3-sulphamate group is acylated, sulphonated or amido-sulphonated. Also disclosed are methods of producing these compounds and pharmaceutical compounds containing them. The claimed compounds have estrogen-like properties.
Patent KR-19990077240-A (KR)
Title: 셀룰러 전화망에서의 단문 메시지 서비스 메시지의 포멧팅
IPC: H04W4/18
Filed: 1997-01-14
Abstract: 대공중개 수단과 무관한 수행 데이터가 단문 메시지 서비스 전송 지점대 지점(SMSDPP) 인보크 통신에 구비된다. 해당 SMSDPP 인보크 통신의 상기 수행 데이터(52)는, 상이한 형태의 각 셀룰러 전화망의 지원을 받는 대공중개 수단(82)에 맞도록 포맷팅된 부분(52(1), 52(2))을 포함한다. 수신자측 이동 스테이션에 의해 현재 이용중인 대공중개 수단에 상응하는 상기 수행 데이터의 특정 부분은, 이어서, 포함된 단문 메시지 복원을 위해 처리된다. 선택 여하에 따라서는, 상기 SMSDPP 인보크통신의 수행 데이터를 일반적 형태(62)로 포맷팅할 수도 있는 바, 구체적으로는, 셀룰러 전화망에 의해 변환된 일반 수행 데이터(90)를, 어떤 대공중개 수단이 현재 수신자측 이동 스테이션에 의해 이용중인지에 관한 셀룰러 전화 시스템의 확인결과를 근거로 상기 셀룰러 전화망에 의해 지지되는 상이한 형태의 다수 대공중개 수단(82)중 상기 하나의 특정 대공중개 수단과 부합되도록 한다. 접수와 동시에, 상기 수신자측 이동 스테이션(78)은, 상기 변환 수행 데이터를 처리하여 상기 포합된 단문 메시지 서비스 메시지를 복원한다.
Patent KR-20000004927-A (KR)
Title: Point-multipoint radio transmission system
Inventor: GOKLER HEINZ
IPC: H04Q7/20
Filed: 1996-12-07
Abstract: PURPOSE: A point-multipoint radio transmission system is provided to facilitate a flexible allocation of transmission capacities without interrupting or disrupting existing links. CONSTITUTION: A control device (SE) is provided to adjust one or more transmission parameters in the event of changes in the transmission channels in the central station and affected subscriber stations in such a way as to ensure optimal use of the band width of the available channel. To that end, the modems in the central station and subscriber stations are provided with two transmission signal pathways and two reception signal pathways ((ENC1, ENC2, IF1, IF2, MOD1, MOD2, DEM1, DEM2, DF1, DF2, DEC1, DEC2) of which only one in each case is connected for signal transmission. The outputs of the transmission signal pathways and the inputs of the reception signal pathways are switched by diplexers (FWS, FWE). In the event of changes in the transmission channels, the signal pathway which is not connected is adjusted to the new transmission parameters and, following acquisition of the new transmission parameters, is switched to the signal pathway in question.