baber/WOPTO huggingface dataset:
Patent KR-20000028039-A (KR)
Title: Method for increasing q-sound
Inventor: KIM YOUNG GYU
IPC: H04S5/02
Filed: 1998-10-30
Abstract: PURPOSE: A method for increasing a Q sound is provided to improve a performance of an audio display system by increasing a Q-sound provided when a stereo sound is played-back. CONSTITUTION: In a method for increasing a Q-sound, it is first judged if an eject mode(S31) is set, and when the ejection mode is set, it is judged if a cast receiving mode is set(S33). When the cast receiving mode is set(S33), it is judged if a stereo mode is set(S35). When the stereo mode is set, a Q-sound on/off switchable mode is set(S39), and the Q-sound on/off is displayed on an on-screen display(S40). When the cast receiving mode is not set, an audio/video mode is operated(S38). When the stereo mode is not set, a Q-sound on/off unswitchable mode is set(S37).
Patent KR-20000028432-A (KR)
Title: Voltage compensation circuit of horizontal driving transformer in multi mode monitor
Inventor: KIM HAN SUNG
IPC: H04N5/44
Filed: 1998-10-31
Abstract: PURPOSE: A circuit for compensating voltage of a horizontal driving transformer in a multi mode monitor is provided to supply fixed base current to a horizontal output transistor, by flowing the regular current in a first side of the horizontal driving transformer regardless of changes of horizontal frequency according to each mode. CONSTITUTION: A circuit for compensating voltage of a horizontal driving transformer in a multi mode monitor, generating/supplying an induced electromotive force by supplying direct driving voltage, when the horizontal driving transformer turns on/off the horizontal driving transformer(TR1) through a horizontal driving signal, comprises a multi mode monitor, a sawtooth wave signal generator(10), a PWM(Pulse Width Modulation) signal generator(20), a direct voltage generator(30). The saw tooth waveform signal generator generates a sawtoothed waveform signal having same frequency with a square-wave horizontal driving signal. The PWM signal generator generates a PWM signal having a higher a duty rate, as frequency of the sawtoothed waveform is raised. The direct voltage generator supplies higher direct current to the driving voltage of the horizontal driving transformer, by generating size of the direct current which is getting higher, as the duty rate of the PWM signal is raised.
Patent KR-20000028491-A (KR)
Title: Control method for location of drum motor in vcr
Inventor: YUN HUI SEONG
IPC: G11B15/18
Filed: 1998-10-31
Abstract: PURPOSE: A control method for the location of a drum motor in a VCR is provided to reduce raw material cost and the numbers of workers and components due to the establishment of an independent hole sensor instead of plural hole sensors for deciding positions established at the drum motor from a motor driving circuit. CONSTITUTION: A microcomputer(12) in a VCR system detects a counter voltage(RV) generated in a coil on U/V/W, which constitutes a drum motor(14), in a driving mode. If the detected counter voltage is larger than a reference value(VR), a signal for controlling the location of the motor is generated. A counter voltage detector(15) is connected to the drum motor of a head drum in the VCR. Herein, the counter voltage detector detects the counter voltage generated while driving switching transistors(Q1-Q3) by driving coils(32-34). Then, the output of the counter voltage detector is connected to the microcomputer. A Key input unit(11) is connected to the microcomputer for inputting various VCR function selecting signals and controlling signals. Then, a deck controlling signal is fed to a deck unit(16) according to the controlling mode selected by the key input unit.
Patent KR-20000031744-A (KR)
Title: Switching mode power supply
Inventor: JANG KYUNG WOON
IPC: H02M1/00
Filed: 1998-11-10
Abstract: PURPOSE: A switching mode power supply is provided to save the power and reduce the manufacturing costs by using a junction field effect transistor. CONSTITUTION: A switching mode power supply includes a power supplying part(100) for converting an AC into a DC and outputting the same. A transformer(102) transmits a primary current to a secondary side. A MOSFET transistor(M10) controls the flow of the primary current. Between the MOSFET transistor and a ground point, a sensor resistor is connected. A DC output terminal(210) is connected to the transformer to output a DC. A feedback circuit( feedbacks the DC to a primary side of the transformer. A first capacitor(C10) is disposed between the feedback circuit and the ground point. A junction field effect transistor(JFET) is provided to switch a supply current from the power supplying part. A PWM wave generator(303) is provided to switch the MOSFET transistor.
Patent KR-20000032430-A (KR)
Title: Optical scanning unit
Inventor: EOM JAE YONG
IPC: G03G15/04
Filed: 1998-11-14
Abstract: PURPOSE: A scanning unit is provided to adjust an incident angle of light to a light source to make a scanning line deflected by diffraction to have one diffraction angle when wave of any selected light has a predetermined error as to a desired wave. CONSTITUTION: An optical scanning unit comprises: a base(10); a driving source(20)disposed on the base for providing a rotating force; a deflecting disk(30) arranged on the driving source having a hologram pattern formed to deflect an incident light by diffraction, the disk forming a scanning line by rotation thereof; a light source module(40) arranged on the base to be located opposite to one surface of the deflecting disk for irradiating light to one incident position of the deflection disk; and a unit for adjusting incident angle between the light source module and the deflection disk by rotating the module about the base to make center of light scanned by the deflection disk to be scanned to the deflection disk in a same diffraction angle.
Patent KR-20000033339-A (KR)
Title: Rinsing method for removing nap of washing machine
Inventor: CHO SO YEONG
IPC: D06F33/02
Filed: 1998-11-23
Abstract: PURPOSE: A rinsing method for removing a nap is provided to effectively remove the nap generated from the washing at a washing or a rinsing process among a serial washing process. CONSTITUTION: A washing water is supplied into washing tub with a washing water level for performing a washing process(30). A washing is performed and finished by rotating the washing water forward and reversely with driving a motor. The water is supplied with a rinsing water level by opening a water supply valve after draining and dehydrating for removing a sewage generated at the washing. When the water supply is finished with the rinsing water level, the water supply valve is opened for removing a nap generated at the washing with much amount of rinsing water. The nap is removed by performing a rinsing of water supply(31) to rinse by rotating the motor forward and reversely during supplying the water for an optionally set time(t1). When the rinsing of water supply(31) is finished, a rinsing process(32) is finished by rotating the motor forwardly and reversely for an optionally set time(t2).
Patent KR-19990014583-A (KR)
Title: 다중 에젝터를 이용한 분리기
IPC: C02F1/24
Filed: 1998-11-24
Abstract: 본 발명은 다중 에젝터를 이용한 분리기에 관한 것으로, 일측에는 접선 방향으로 유입구가 형성되고, 상단부에는 비중이 낮은 물이 배출되는 제1 배출구가 형성되며, 하단부에는 비중이 높은 물이 배출되는 제2 배출구가 형성된 케이싱과; 상기 케이싱의 내부에 유입구 양측에 설치되는 제1 차단막 및 제2 차단막과; 상기 제1 차단막에 원주상에 설치되는 수 개의 분할 에젝터와; 상기 제2 차단막에 원주상으로 상기 분할 에젝터의 하부 동축상에 설치되는 수 개의 분할 디퓨셔와; 상기 제1,2 차단막을 중앙을 관통하여 설치되는 균압관으로 구성함으로써 비중차에 의하여 비중이 낮은 물은 연속 처리 공정으로 배출시키고, 비중이 높은 물은 리사이클시킴으로써 MLSS의 총량 부유 물체의 순도를 90% 이상 상승시키도록 한 것이다.
Patent KR-20000033734-A (KR)
Title: Particular reproduction service method of interlace mode video on demand
Inventor: KIM YONG SU
IPC: H04N21/2387
Filed: 1998-11-25
Abstract: PURPOSE: A particular reproduction service method of interlace mode video on demand is provided to reproduce the low speed forward and backward reproduction service in response to the request of a client in real time, and to serve smooth ow speed forward and backward reproduction without screen vibration. CONSTITUTION: A particular reproduction service method of interlace mode video on demand comprises steps of: generating backward reproduction MPEG video streams of interlace mode corresponding to registered program whenever new program is registered; setting field priority order in the header information of a frame in order to first display lower fields on a monitor; and selecting one of the low speed forward and backward reproduction MPEG video streams to when a particular reproduction service is required from a client, thereby greatly reducing load in a server due to the low speed forward or backward reproduction request from the client.
Patent KR-20000037634-A (KR)
Title: Method for manufacturing semiconductor device
Inventor: YU JAE MIN
IPC: H01L21/8247
Filed: 1998-12-01
Abstract: PURPOSE: A semiconductor device fabricating method is provided to improve the operation efficiency of a logic device and the operation efficiency of a high voltage device, thereby improving the operation efficiency of a chip. CONSTITUTION: A floating gate and a second gate of a high voltage-applying region are simultaneously formed. A source/drain region of a logic device and a source/drain region of the high voltage-applying region are separately formed. The operation efficiency of the logic device is improved by realizing a substrate of a high density and a short channel device of a shallow source/drain region. The operation efficiency of the high voltage device is improved by forming a source/drain region of a DDD to have a high bonding breakdown voltage.
Patent KR-20000039251-A (KR)
Title: Apparatus and method for depressing color signal of ccd camera
Inventor: SONG SEOK BEOM
IPC: H04N5/30
Filed: 1998-12-11
Abstract: PURPOSE: An apparatus and a method for depressing color signal of a CCD camera is provided to naturally present the contour part of an image signal. CONSTITUTION: An apparatus and a method for depressing color signal of a CCD camera includes an edge detector(30), a subtracter(32), a color difference depression coefficient generator(34), a low pass filter(38), a color signal calculating part(35), and a first multiplexer(44). The edge detector receives a brightness signal of a continuous line and detects the edge of a horizontal/vertical direction from the continuous brightness signals. The subtracter subtracts an edge standard value from the edge in the detected horizontal/vertical direction and outputs the subtracted result with M(>0) bit data. The color difference depression coefficient generator inputs the M bit data, generates a color difference depressing coefficient between 0 and 1 varying constantly corresponding to the detected edge value and a predetermined gradient, or generates a color difference depressing coefficient having value 1. The low pass filter filters a low frequency component, outputs the filtered color signal. The color signal calculating part generates a first input signal and calculates the filtered color signal and a predetermined gain coefficient and the first input signal to generate a second input signal. The first multiplexer generates a depressed color signal.
Patent KR-20000039329-A (KR)
Title: Call service of switching system
Inventor: PARK JONG PAL
IPC: H04M3/42
Filed: 1998-12-12
Abstract: PURPOSE: A call service of a switching system is provided to answer a phone in a different place by displaying a call message on a message displayer installed in a public site upon judging that a user is in absence when called. CONSTITUTION: It is judged whether a user is in absence when called, In case that it is judged that the user is in absence, a call message is transferred to a message displayer(140) installed in a public site. It is judged whether there is a pull-in answer request for the call message. In case that there is a pull-in answer request, the corresponding call is connected to the phone having the pull-in answer request and the call message displayed on the message displayer(140) is deleted.
Patent KR-20000039376-A (KR)
Title: Method for making fine reduced iron into mass for producing molten iron using sludge
Inventor: JEONG U CHANG
IPC: C21B11/00
Filed: 1998-12-12
Abstract: PURPOSE: A mass making method of fine reduced iron using sludge is provided to simplify processes, to use waste sludge, and to improve recovery ratio of iron contained in waste sludge by solidifying fine reduced iron by using elastic element in sludge and caking reduce iron in high temperature. CONSTITUTION: An intermediate/fine particular reduce iron discharge pipe(32) and a sludge supply pipe(53) are connected on the upper part of a mixer(50). One or more discharge screws(51) or one or more vibrators(52) composed to discharge a mixture of fine particular reduce iron and sludge via the intermediate/fine particular discharge pipe on the lower part of the mixer. The fine particular reduced iron supplied via the intermediate/fine particular reduce iron discharge pipe and 10-90wt% of sludge are supplied to the mixer. The temperature in the mixer is maintained in 600-900°C. The fine reduce iron are mixed with the sludge by the vibration of the vibrator and the fine reduce iron is solidified by maintaining the mixed state for more than 2 minutes. The fine reduced iron solidified by the sludge is discharged via the intermediate/fine particular reduce iron discharge pipe via the discharge screws, and then supplied to a melter gasification furnace.
Patent KR-20000041505-A (KR)
Title: Method for the preparation of aromatic polycarbonic acid
Inventor: JEONG SEONG HWA
IPC: C08F257/00
Filed: 1998-12-22
Abstract: PURPOSE: An efficient method for the preparation of an aromatic polycarbonic acid is provided which improves reaction activity and reduces side reactions. CONSTITUTION: A method for the preparation of the aromatic polycarbonic acid comprises carrying out oxidation reaction of polyalkylaromatic compound or its oxidized intermediates dissolved in an aliphatic carbonic acid having 1 - 6 carbon atom, in the presence of a catalyst system comprising cobalt, manganese and bromine, with an oxygen-containing gas to prepare the aromatic polycarbonic acid, characterized by further adding at least one alkali metal or alkali earth metal component to the catalyst system.
Patent KR-20000042180-A (KR)
Title: Method for measuring cleanliness of metal by using electrical specific resistance
Inventor: KIM YONG HWAN
IPC: G01N27/00
Filed: 1998-12-24
Abstract: PURPOSE: A measuring method is provided to be able to evaluate the metal cleanliness by using physical properties such as electrical specific resistance without separating metal test pieces and inclusions. CONSTITUTION: A measuring method comprises the steps of: measuring an electrical resistance of a metal test piece according to a temperature; calculating electrical specific resistance of the metal; calculating a magnitude factor of the metal test piece; calculating an apparent magnitude factor; and calculating an inclusion factor. The electrical resistance according to a temperature is obtained by measuring a current and a voltage of the metal. The electrical specific resistance is obtained by summing up the specific resistance according to the temperature, the specific resistance due to the inclusions, the specific resistance due to atomic structure of the metal, and the specific resistance due to collision of the atom onto a surface of the metal test piece. The magnitude factor of the metal is obtained by dividing the electrical resistance by the specific resistance. The apparent magnitude factor is obtained by measuring a volume of the metal. The inclusion factor is obtained by subtracting the magnitude factor from the apparent magnitude factor.
Patent KR-20000043829-A (KR)
Title: Circuit for varying reference voltage of sense amplifier
Inventor: KIM SEONG SIK
IPC: G11C11/407
Filed: 1998-12-29
Abstract: PURPOSE: A circuit for varying a reference voltage of a sense amplifier is provided to selectively use the reference voltage of the sense amplifier when a memory data is read through the sense amplifier. CONSTITUTION: A reference voltage with a resistant tree is selected by turning on a PMOS transistor(PM) when an output according to input data values of N number is selected. A sense amplifier(10) selects the reference voltage having a best sensing ability by inputting the reference voltage of a reference voltage generating unit(200) and an output value of memory data. And the input data is fed to an input terminal as the value of reference voltage for a sense amplifier by selecting the state of N input data of a reference voltage register(100) to select the selected value of reference voltage.
Patent KR-20000044469-A (KR)
Title: One-body type transcribing and installing roller in picture forming apparatus with electronic photo developing method
Inventor: BAE BYUNG CHUL
IPC: G03G15/20
Filed: 1998-12-30
Abstract: PURPOSE: A one-body type transcribing and installing roller in a picture forming apparatus with an electronic photo developing method is provided to save a cost by not needing a special transcriber CONSTITUTION: A one-body type transcribing and installing roller(200) performs functions of a transcribing roller(114) and an installer(116). The one-body type transcribing and installing roller(200) a tube-shape roller(202), pressure springs(210a,210b), and a power device(214). A heating lamp(206) is received in an inner portion of the tube-shape roller(202), and a photosensitive drum(100) is contacted to a surface of the tube-shape roller(202). A coating layer(208) is formed on the surface of the tube-shape roller(202). The coating layer(208) is formed by a fluoride coating. Pressure springs(210a,210b) are installed at both sides of a shaft, and presses the tube-shape roller(202) to the photosensitive drum(100).
Patent KR-20000046216-A (KR)
Title: Command pad circuit for semiconductor elements
Inventor: LIM JONG DON
IPC: G06F1/10
Filed: 1998-12-31
Abstract: PURPOSE: A Command Pad Circuit for semiconductor elements is provided to ensure sufficient margin of setup pad/hold pad time during clock latch process. CONSTITUTION: A Command Pad Circuit for semiconductor elements is composed of the following components: a setup/hold on pad, a setup/hold time comparative output(42), a clock delaying channel option pad(44), numerous NMOS transistors, a clock command processing block, and a command pad processing block. This device prevents clock_i pad and command_i pad from not being able to maintain a 90 °phase due to characteristic changes that could occur during manufacturing process. This device enables command_i pad to actively delay clock_i so as to ensure sufficient amount of tSETUP, tHOLD margin.
Patent KR-19990028717-A (KR)
Title: 다양한 위상을 나타내는 전자 장치
IPC: H04M1/02
Filed: 1997-04-30
Abstract: 본 장치는 다양한 주 몸체(1) 및 차폐 몸체(2)로 형성되며, 여기서 하나 이상의 접속 부속물(5)은 접촉자(15 또는 16)중 하나 위에 위치한다.  이와같은 장치는 다양한 차폐 몸체의 장착을 용이하게 한다.
Patent KR-19990072152-A (KR)
Title: 표면 음파로 동작하는 전기 소자 및 제조 방법
IPC: H01L23/04
Filed: 1996-12-16
Abstract: 본 발명은, 캡형 커버(2)에 의해 주변 영향에 대해서 밀봉된 도전성 구조물(3)이 기판(1)상에 제공된 표면 음파 소자(OFW-소자)에 관한 것으로, 상기 커버상에는 HF-차폐를 위해 이용되는 금속 코팅(6)이 제공된다.
Patent KR-20000005490-A (KR)
Title: Optical disk
Inventor: KOISHI KINJI
IPC: G11B20/12
Filed: 1997-04-09
Abstract: PURPOSE: An optical disk is provided to reduce circuit size of an optical writing/reading apparatus and stably read. CONSTITUTION: The optical disk comprises rewritable a first writing region and read only a second writing region. The first writing region includes a first track consisted a groove track consisted a plurality of grooves and a land track consisted a plurality of spaces between the grooves. The groove track and the land track are alternately formed on an optical disk substrate with a spiral or a concentric circle type. The first track is divided a plurality of first sectors. Each one of the first sectors has a first header region having a discrimination data to discriminate the first sector and a first data region writing a user data by forming a writing mark.
Patent KR-20000054890-A (KR)
Inventor: LEE GIL GWANG
IPC: H01L21/331
Filed: 1999-02-01
Abstract: PURPOSE: A FET(field effect transistor) manufacturing method is to remove a defect layer formed on a surface of a semiconductor substrate, and to prevent a short defect between a gate and a source/drain. CONSTITUTION: A FET manufacturing method comprises the steps of: forming a gate insulation layer(133) on a device isolated semiconductor substrate(130); forming a gate electrode(134) on an active region(132) of the substrate and oxidizing the gate electrode; forming a spacer(137) on a sidewall of the electrode; oxidizing the former to form an oxidation layer on the gate electrode and the substrate, and to form an oxynitride layer on the spacer; wet-etching the former to remove the oxidation layer from the gate electrode and the substrate; forming a silicon layer on the gate electrode and the substrate; and forming a silicide layer(145) on the silicon layer.
Patent KR-20000054990-A (KR)
Inventor: KIM SOO TAE
IPC: C07C29/76
Filed: 1999-02-02
Abstract: PURPOSE: A method for recovering absolute alcohol by using a sulfate compound comprising at least two kinds is provided to recover alcohol of high degree of purity at a low price by separating alcohol from water be means of sulfate compound. CONSTITUTION: A method for recovering absolute alcohol by using a sulfate compound comprising at least two kinds comprises the step of recover ethyl alcohol by adding hydrated alcohol to a sulfate compound comprising at least two kinds selected from the group including ferrous sulfate, sulfate of zinc, manganese sulfate, copper sulfate, cobalt sulfate. A method for recovering absolute alcohol by using a sulfate compound comprising at least two kinds in accordance with the present invention has an advantage of recovering alcohol of high degree of purity at the same time reducing the cost of equipment and energy by adding hydrated alcohol to a sulfate compound comprising at least two kinds selected from the group including ferrous sulfate, sulfate of zinc, manganese sulfate, copper sulfate, cobalt sulfate and separating alcohol from water be means of the sulfate compound.
Patent KR-20000059865-A (KR)
Inventor: LEE YEONG JAE
IPC: G07B13/00
Filed: 1999-03-09
Abstract: PURPOSE: A mounting structure of a main board for a parking charge automatic calculator is provided to prevent a failure of parts and a system down, obtain a compact size structure and enhance a space usability. CONSTITUTION: A plurality of chips(232) are mounted on a board having a certain area for thereby forming a main board(230). The main board(230) is fixedly engaged to an engaging rail(210) to be opposite with the back of a main body casing(10). The main board(230) is engaged to the engaging rail(210) in such a manner that the surface on which the chips(232) are installed is directed to the outside. A wire insertion member(250) is engaged at a lateral side of the engaging rail(210) in such a manner that a plurality of wires(240) connected with the main board(230) are all embedded.
Patent KR-19990046061-A (KR)
Title: 양란심비디움신품종파르나쎄식물
Filed: 1999-03-17
Abstract: 본 발명은 자핑크색을 가지는 복륜화로서 잎은 적색을 가지는 역삼각형으로 분화용 및 절화용의 우수한 양란 심비디움 신품종에 속하는 식물 "파르나쎄"를 제공하는 뛰어난 효과가 있다.