baber/WOPTO huggingface dataset:
Patent KR-20000019069-A (KR)
Title: Manufacturing method of thin film transistor
Inventor: YANG JUN YEONG
IPC: H01L29/78
Filed: 1998-09-08
Abstract: PURPOSE: A manufacturing method of a TFT(Thin Film Transistor) having a BBC(Buried Bus Coplanar) structure is provided to simplify impurity doping and activation processes when forming high doping regions used as source/drain electrode regions. CONSTITUTION: A manufacturing method of a TFT(Thin Film Transistor) having a BBC (Buried Bus Coplanar) structure comprises the steps of: forming source/drain electrodes on a substrate; forming an insulation layer covering the source/drain electrodes; forming an activation layer remained between the source/drain electrodes on the insulation layer; forming a gate electrode by inserting a gate insulation layer into a predetermined portion of the activation layer; forming a first and a second regions highly doped with impurities including hydrogen by using the gate electrode on the activation layer as a mask; forming a passivation layer to cover the entire surface; forming respective contact holes for exposing the source/drain electrodes and the first and the second high doping regions to the passivation layer and the insulation layer; and forming a first connection wire for connecting the source electrode with the second high doping region and a second connection wire for connecting the drain electrode with the first high doping region by covering the respective contact holes.
Patent KR-20000019081-A (KR)
Title: Method for manufacturing mos transistor
Inventor: SEO MUN SIK
IPC: H01L21/334
Filed: 1998-09-08
Abstract: PURPOSE: A method for manufacturing MOS transistor is provided to improve an operation characteristic by forming a thermal oxidation film to a side surface substrate of a gate and forming a high density source and drain by a diffusion. CONSTITUTION: A gate(2) on which a nitration film(3) is deposited is formed on a semiconductor substrate(1). A low density impurity ion is injected to a lower portion of a side substrate of the gate(2) and a low density source and drain(4) is formed. A nitration side wall(5) is formed to the side wall of the gate(2) and the low density source and drain(4) is etched at a certain depth. A side wall of an oxidation film is formed to a side surface of the nitration side wall(5) and a tungsten silicide is formed on an upper portion of the low density source and drain(4). The side wall of the oxidation film is selectively removed and a part of region of the low density source and drain(4) is exposed, and a diffusion preventing film is formed to a part of region of the low density source and drain(4).
Patent KR-20000019957-A (KR)
Title: Method for forming isolation layer of semiconductor device
Inventor: KIM CHANG YONG
IPC: H01L21/76
Filed: 1998-09-16
Abstract: PURPOSE: A method for forming an isolation layer of a semiconductor device is provided to improve the isolation characteristics by removing a defect generated on top of an isolation layer. CONSTITUTION: A method for forming an isolation layer(27) in the same height as a substrate is completed by repeating more than twice the processes of: forming an isolation trench by etching an isolation region on a semiconductor substrate(21); depositing an LPCVD(Low Pressure Chemical Vapor Deposition) TEOS(tetraethylortho silicate) layer(26a,26b) on the front surface in a first thickness; flatting the LPCVD layer and TEOS layer by etching The reliability of the isolation is increased by solving the problems such as an area reduction of an active region, a damage due to the plasma in STI process and the contamination of a metallic wire.
Patent KR-19990029940-A (KR)
Title: 수화물 푸셔 장치, 시스템 및 그 사용방법
IPC: B65G47/82
Filed: 1998-09-18
Abstract: 수화물을 움직이는 컨베이어(conveyor)로부터 밀어내기 위한 수화물 푸셔(pusher) 장치는 푸셔 표면을 갖는 푸셔 캠(cam), 일반적으로 수평 평면에서 상기 푸셔 캠을 지지하고 회전하는 샤프트(shaft), 모터 어셈블리(motor assembly) 및 적어도 샤프트를 지지하는 프레임(frame)으로 이루어진다.  상기 푸셔 표면은 어느 위치에서도 푸싱 표면을 접촉하는 수화물이 같은 속도를 나타내기 위해서 아르키메데스(Archimedes) 나사선(spiral) 함수를 따른다.  속도 제어는 수화물이 푸셔 장치와 높은 속도 접촉에 의하여 손상되지 않도록 한다.  상기 모터 어셈블리는 조용한 모터 작동 및 부드러운 푸셔 장치의 가속 및 감속을 위하여 플럭스(flux) 벡터(vector) 기술과 함께 서보 제어(servo control)를 사용한다.
Patent KR-20000020277-A (KR)
Title: Cathode ray tube
Inventor: KANG KWANG SOO
IPC: H01J29/86
Filed: 1998-09-19
Abstract: PURPOSE: A cathode ray tube which has a sufficient inner pressure intensity as decreasing the deflection power by improving a circumference part of a funnel where a deflection yoke is installed, is provided. CONSTITUTION: In a cathode ray tube, a cone part(30b) of a funnel(3) where a deflection yoke is installed is more squared from a circle to a non-circle as proceeding from a neck part(5) to a panel part(1), and a connection part with a body(30c) combined with the cone part is inflected, and the cone part is formed so that an inflection point(Pd) as to a diagonal direction of the panel is located more closely to the panel than an inflection point(Pl,Ps) as to a major axis or a minor axis of the panel.
Patent KR-20000020707-A (KR)
Title: Liquid crystal display module
Inventor: BAE BYUNG SUNG
IPC: G02F1/1335
Filed: 1998-09-23
Abstract: PURPOSE: A liquid crystal display module is provided to reduce a thickness of the module and to improve a light efficiency by applying a light emitting element to a liquid crystal display panel. CONSTITUTION: A liquid crystal display module comprises a lower substrate(10), an upper substrate(12) and a liquid crystal(14). The lower substrate(10) has a light emitting part(18) and a driving part(22). In the light emitting part, light emitting elements(16) are arranged so as to be insulated to each other and have RGB colors, respectively. In the driving part, driving elements are arranged so as to be insulated to each other and are disposed between the light emitting elements on an upper part of the light emitting part. The lower substrate has a first deflection film(24), and the upper substrate has a second deflection film, a common electrode and a black matrix arranged so as to be opposed to the driving elements. The liquid crystal intervenes between the lower substrate and the upper substrate.
Patent KR-20000020742-A (KR)
Title: Method for improving contact resistor of semiconductor device
Inventor: PARK YEONG U
IPC: H01L21/28
Filed: 1998-09-23
Abstract: PURPOSE: A method for improving contact resistor in semiconductor device is provided to comprise gate spacer on both side walls of gate electrode. CONSTITUTION: A method comprises the steps of: forming the conductive structures onto semiconductor substrate; forming an isolated film on the full surface of the semiconductor substrate with the conductive structures; etching the isolated film to form an isolated spacer at both sides walls of the conductive structures; injecting a first impurity ion as to form the low resistance contact on the semiconductor substrate at both sides of the isolated spacer by using the conductive structures and the isolated spacer as mask; forming the isolated interlayer onto the full surface of the semiconductor substrate; partially etching the isolated interlayer and forming a contact hole as to expose the parts of the regions injected the first impurity ion; injecting a second impurity ion as to form the low resistance contact onto the lower regions of the contact hole by using the isolated interlayer as mask; filling the contact hole with the conductive material; and forming a contact plug electrically connected to the semiconductor substrate. Therefore, the resistor fail due to increase of series resistance among contacts upon forming contacts is prevented and the refresh properties of semiconductor members is improved.
Patent KR-20000020756-A (KR)
Title: Opening prevention device of manhole cover
Inventor: KIM HAE JUN
IPC: E02D29/14
Filed: 1998-09-23
Abstract: PURPOSE: A prevention device of a manhole cover is provided, which is for preventing the cover for closing the manhole from being separated from a manhole frame due to an impact while traveling a vehicle. CONSTITUTION: A bolt(5) is inserted into a recessed groove(4a) formed at the center of a cover(4) to idle, and a first and a second elevating members(6,7) freely elevated upwardly/downwardly are inserted into the bolt positioned in a manhole(3). At an outer circumference of the first elevating member(6), one end of a link(8) is combined with a pin(9) to be rotated, at the outer circumference of the second elevating member(7), one end of a locking member(10) is inserted with a pin(11) to be rotated, the other end of the link(8) and the locking member(10) is inserted with an another pin(12) so the position of the first and the second elevating members(6,7) are adjusted. Also, a curved part(13) is formed at one end of the locking member(10), plural protrusions(13a) are formed, whose form is a ratchet connected to the inner face of the manhole(3) on the curved part to maximize a locking force while locking the cover(4).
Patent KR-19990036957-A (KR)
Title: 주소 변환 회로 및 주소 변환 시스템
IPC: G06F12/02
Filed: 1998-10-09
Abstract: 논리 주소를 물리 주소로 변환하고 상기 물리 주소를 메모리에 출력하기 위한 주소 변환 회로가 개시되어 있다.  상기 메모리는 통상의 메모리 어레이와 리던던트 어레이를 포함하며, 상기 메모리의 총 기억 용량을 보존하기 위해, 상기 통상 메모리 어레이 내 결함 메모리 셀에 대응하는 결함 주소를 상기 리던던트 메모리 어레이 내 리던던트 주소로 치환한다.  상기 주소 변환 회로는 상기 논리 주소를 상기 통상 메모리 어레이 내 제 1 물리 주소로 변환하여 상기 제 1 물리 주소를 출력하는 주소 변환부와, 상기 메모리 내 상기 결함 메모리 셀에 대응하는 결함 주소를 기억하는 결함 주소 기억부, 및 상기 제 1 물리 주소가 상기 결함 주소로 판정됨에 따라, 상기 제 1 물리 주소를 상기 리던던트 주소에 대응하는 제 2 물리 주소로 치환하여 상기 제 2 물리 주소를 상기 메모리에 전달하는 리던던시(redundancy : 용장) 판정 회로를 구비한다.
Patent KR-20000031417-A (KR)
Title: Shadow mask for color cathode ray tube
Inventor: PARK YAN SAN
IPC: H01J29/80
Filed: 1998-11-06
Abstract: PURPOSE: A shadow mask for a color cathode ray tube is provided to improve the structural strength and the howling characteristic of the shadow mask even if the inner surface of a panel is flattened. CONSTITUTION: A curvature structure of a shadow mask is twofold curvature structure for minimizing the flattened area in the center of the shadow mask to increase the strength of the shadow mask. Therefore, the deformation of the shadow mask caused by adding force from outside is minimized while preventing howling occurrence caused by impact or speaker sound when a cathode ray tube is operated. Herein, the curvature radius of the shadow mask at an area D apart from a certain distance from the center of the shadow mask to each shaft is R. In addition, the areas to the central direction and to the circumferential areas around the area D have the smaller curvature radius than R.
Patent KR-19990045283-A (KR)
Title: 무마모 실린더를 구비한 용량-제어 기구를 갖는 압축기
IPC: F04C29/12
Filed: 1998-11-13
Abstract: 용량-제어 기구 (37b)를 갖는 압축기에서는, 피스톤내에서의 코일 스프링 (41b) 의 미끄럼운동과 회전운동으로 인하여, 상기 피스톤 (34b) 에 설치된 블라인드 구멍의 내주면이 마모된다.    이를 해결하기 위해, 본 발명에서는, 이러한 용량-제어 기구에 있어서, 상기 코일 스프링을 내마모 재료로 이루어진 커버 (50) 에 의해 덮고, 이 커버에 의해 덮힌 상기 코일 스프링을 상기 블라인드 구멍에 배치하며, 또는 상기 코일 스프링의 헤드를 상기 블라인드 구멍의 내부 표면에 끼워맞춘다.
Patent KR-20000033634-A (KR)
Title: Method for displaying time information of video cassette recorder
Inventor: BANG JIN YONG
IPC: G11B27/10
Filed: 1998-11-25
Abstract: PURPOSE: A method for displaying time information of a VCR having an auto clock set(ACS) decoder is provided. CONSTITUTION: A VCR has a function of recording and storing ACS information decoded by an ACS decoder in a memory unit. A method for displaying time information of the VCR comprises the steps of: confirming a reproducing mode when the ACS function is set(S100), and reading ACS information from the memory unit when a VISS signal is detected(S102); displaying the recording date/time information of a broadcasting program on an OSD screen(S103); and reading the ACS information from the memory unit when an ACS information confirmation key in a remote controller is inputted(S105), and displaying the recording date/time information of the broadcasting program on the OSD screen(S106).
Patent KR-20000038437-A (KR)
Title: Device for detecting defect in edge portion of progressive steel sheet
Inventor: SHIN WON GYO
IPC: B21C47/00
Filed: 1998-12-07
Abstract: PURPOSE: A device for detecting defect in the edge portion of a progressing steel sheet is provided to reduce burden for an operator and to improve productivity by winding up coils having a uniform section by preventing the malfunction of an adjustor while winding up steel sheet by using an air typed edge detect adjustor. CONSTITUTION: A device for detecting defect in the edge portion of a progressing steel sheet contains an adjustor(5) controlling the location of a tension rill by detecting the location of a steel sheet edge portion in an air type for winding up a steel sheet(2) in a coil shape. First and second bases(12,14) are connected to a connecting bar(13) by using a screw(15) for being adjusted by a handle(15a) of the screw. Herein, the bases move along a lower rail(11) installed widthwise of the steel sheet. And a first and a second screw rods(23a,23b) are installed on the upper surface of a touch base(17) and the second base for containing detecting rolls(22a,22b). And, a first and a second adjusting springs(26a,26b) are installed on the touch base and the second base, and a detecting portion(20) contains a limit switch. Moreover, a controlling portion(30) is formed by a selecting switch(33) controlling the on/off of the adjustor for the established period of a timer(32). Herein, the timer is operated by receiving the detecting signal of the limit switch.
Patent KR-20000040014-A (KR)
Title: Production method of artificial leather using water-dispersible polyurethane
Inventor: ANN DAE MYONG
IPC: D06N3/14
Filed: 1998-12-15
Abstract: PURPOSE: A production method of an artificial leather is provided that allows a water-dispersible polyurethane to dip in a superfine yarn and then to process the yarn. CONSTITUTION: A method for preparing an artificial leather having microporous layers comprises the step of using a water-dispersible polyurethane which comprises a process using an acid-generating compound obtained from degradation of inorganic salt by heating. Also, a production method of an artificial leather having microporous layers comprises the step of using a water-dispersible polyurethane which comprises a process using a carbon dioxide-generating compound obtained from degradation of inorganic salt by heating.
Patent KR-20000047101-A (KR)
Title: Tight buffered optical fiber
Inventor: KWON OH JUN
IPC: G02B6/00
Filed: 1998-12-31
Abstract: PURPOSE: A tight buffered optical fiber is provided to make a coating layer materialized by a strong buffer but easily casting off. Another object of the present invention is to make it easy to cast off without using a special means for ecdysis. CONSTITUTION: A plurality of optical fibers is assembled adjacent to each other. A coating layer(20) of a specific thickness is formed around the optical fibers. At least one cutting groove(25) of a specific depth is arranged to a length direction on the outside of the coating layer(20). A tight buffered optical fiber easily casts off along the cutting groove(25).
Patent KR-19990072097-A (KR)
IPC: A44C27/00
Filed: 1996-11-14
Abstract: A laser microinscribing system includes a Q-switched Nd: YLF laser (1) with a harmonic converter producing an output of about 530 mm, an optical system including a focussing lens, a gemstone mounting holder (144) that is displaceable along three axes for moving a workpiece (11) such as a gemstone with respect to the optical system so that laser energy is presented to desired positions, an imaging system for viewing the gemstone from a plurality of viewpoints including a top CCD (28) and a side CCD (32), a processor controlling the position of the holder (144) based on marking instructions and a predetermined program, and a storage system (156) for storing information relating to images of a plurality of workpieces. A rigid frame supports the laser (1), the optical system and the holder (144) to increase immunity to vibrational misalignments. A secure certificate of authenticity of a market workpiece (11) is preferably provided having an image of the marking as well as the outline of a girdle of the gemstone.
Patent KR-19990076593-A (KR)
IPC: B29C51/00
Filed: 1996-12-10
Abstract: Three dimensional fiber networks which are semi-rigid and dimensionally stable are made from textile fabrics that have projections and optional depressions which are compressible and return to their original shape after being compressed. The fiber networks are made by the thermo-mechanical deformation of textile fabrics that are in turn made from thermoplastic fibers. The fiber networks have particular utility as cushioning and impact absorbing materials.
Patent KR-20000022547-A (KR)
Title: Process for the preparation of 17-esters of 9 ,21-dihalo-pregnane-11,17-diol-20-ones
Inventor: KWOK DAWYONG ALBERT
IPC: C07J71/00
Filed: 1997-06-25
Abstract: PURPOSE: A process for the preparation of 17-esters of 9 α,21-dihalo-pregnane-11β,17α-diol-20-ones is provided which is especially suitable for the preparation of anti-inflammatory steroids, Mometasone Furoate which is useful for the treatment of inflammatory diseases CONSTITUTION: 17-esters of 9α,21-dihalo-pregnane-11β,17α-diol-20-ones is prepared by the steps of: (1) reacting a 9β,11β-epoxy-pregnane-17α,21-diol-20-one with an axles of an organic sulfonyl halide, in the presence of a trialkylamine and an inert organic solvent to form the 21-sulfonate ester, and then adding to the reaction mixture an alcohol in an amount substantially equivalent to the excess of sulfonyl halide, to yield a 9β,11β-epoxy-21-halo-pregnane-17α-ol-20-one; (2) reacting the resulting 9β,11β -epoxy-21-halo-pregnane-17α-ol-20-one with an anhydride, chloride, or bromide of a carboxyl acid in the presence of a trialkylamine, to form the 17-ester of the 9β,11β -epoxy-21-halo-pregnane-17α-ol-20-one; and (3) reacting the resulting 9β,11β -epoxy-21-halo-pregnane-17α-ol-20-one 17-ester with aqueous hydrogen halide in the presence of an inert organic solvent to form the 17-ester of the 9 α,21-dihalo-pregnane-11β,17α-diol-20-ones.
Patent KR-20000050348-A (KR)
Inventor: CHO MIN SU
IPC: B41J2/455
Filed: 1999-01-07
Abstract: PURPOSE: A transfer unit of a wet printer is provided to restrain outflow of noxious matters such as toner particles or carrier vapor in a transfer unit by improving the structure. CONSTITUTION: A temperature in a case(32) rises due to a long term developing mode. The toner particles and carrier vapor separated from a toner image transferred via a photosensitive belt and a transfer roller(34) are mixed with the air in the case. The mixed air is forcibly sucked in the case by driving a suction pump(44) and transmitted to a destination via a discharge path(46). The air in the case is not flown out via an open aperture(32a). The pollution in the printer body or the outflow of the mixed air to the atmosphere is avoided. By combining a cover member(42) to the upper part of the case, the upper part is closed. Thereby, the outflow of the air to the upper part of the case is prevented.
Patent KR-20000051392-A (KR)
Inventor: PARK TAE MI
IPC: C08L27/06
Filed: 1999-01-21
Abstract: PURPOSE: A method for preparing a filtering net for a drainage hole of a sink stand is provided which is able to provide the filtering net having elasticity of being warped by the external force and being rapidly returned to the former state when the given external force is taken away so that waste of food is compressed to dehydrate in a state of being collected in the filtering net. CONSTITUTION: A filtering net for a drainage hole of a sink stand is prepared by mixing 100 kilograms of polyvinyl chloride, 80-120 kilograms of plasticizer(dioctyl phthalate; D. O. P) and 8 kilograms of stabilizer.
Patent KR-20000055808-A (KR)
Inventor: NOH HEE DONG
IPC: B62D5/00
Filed: 1999-02-10
Abstract: PURPOSE: A device of connecting a bearing of a steering shaft for a car is provided to connect strongly and promptly a bearing with a steering shaft. CONSTITUTION: A device of connecting a bearing of a steering shaft for a car comprises : a steering shaft(1) to include a safe arrival groove(12) forming a seal(11) on a bearing connecting part, and a ring groove(13) ; a clip(4) of cylinder type to be inserted into a safe arrival groove(12) and to include several holes(42) as a circumference surface and a flange part(41) on one side ; a snap ring(5) to be inserted into a ring groove(13) of a steering shaft(1) and to maintain the condition of pushing the one side of a flange part(41). And the length(L) of a clip(4) is longer than the length(M) of between a seal(11) and a ring groove(13).
Patent KR-19990072837-A (KR)
Title: 유도가열장치
IPC: H05B6/80
Filed: 1999-02-23
Abstract: 신규한 유도가열장치를 포함하는 조리장치는 가열실(2)의 상벽에 그 전방이 아래쪽을 향하도록 설치된 팬(13)을 포함한다. 평판형의 나선형 코일(14)이 상기 가열실(2) 위의 회전축(12) 주위에 설치된다. 고주파전류가 상기 코일(14)에 공급되면, 상기 코일(14)은 교류 마그네틱 플럭스를 발생시킨다. 이 마그네틱 플럭스는 차단판(16)과 상기 팬(13)을 통과함으로써 상기 팬(13)이 유도가열된다. 이 팬(13)은 상기 가열실(2)로부터 공기를 유입하고, 이를 다시 가열실(2)로 배출하며, 이때 이 공기는 상기 팬(13)과 접촉하여 가열된다. 결과적으로 상기 가열실(2)의 온도는 상승하고, 회전판(5)에 놓여진 피가열물은 조리된다. 이와 같이 구성하면, 상기 팬(13)이 발열체로서 작용하기 때문에 발열체를 설치하기 위한 공간을 유지할 필요가 없다. 따라서, 상기 팬(13)의 직경을 증가시키는 것이 가능하고, 이 때문에 송풍효율이 증가된다. 또한, 이 구성에 의하여 부품의 수가 감소되고 구조가 간단해진다.
Patent KR-20000060470-A (KR)
Inventor: AHN JIN SEOK
IPC: G05B23/00
Filed: 1999-03-16
Abstract: PURPOSE: A system for monitoring/controlling an error of a production installation is provided to inform the operator the production installation error, by using a telephone, PSTN, or a terminal computer. CONSTITUTION: Error sensing system of a manless automation production installation includes many sensing/controlling parts(70), a diagnosis/control system(80), a modem(30), a beeper(45), and a terminal computer(60). The sensing/controlling parts(70) are mounted to a principle part of the production installation, sense a failure reason, and release the failure reason. The diagnosis/control system(80) processes an input signal from the parts(70), outputs it as a diagnosis data, and transmits a control signal to the monitoring/controlling part(70). The modem(30) transmits a specific calling signal and a calling data to PSTN by an output signal of the system(80), and transmits an output data signal of the PSTN to the system(80). The beeper(45) receives error data through PSTN and a radio station. The terminal computer(60) receives error data through the PSTN and the modem, and outputs a control signal. Thereby, the system for monitoring/controlling an error of a production installation immediately inform the operator the production installation's error.
Patent KR-20000060606-A (KR)
Inventor: KIM YOUNG HO
IPC: B60K1/04
Filed: 1999-03-17
Abstract: PURPOSE: An electric vehicle drive train system and control method are provided to maximize the efficiency of drive train by maintaining the rotation of uniform speed of a motor without regard to the torque and frequency of vehicle wheels. CONSTITUTION: With continuance of acceleration, hydraulic pressure inputted to a control hydraulic pressure pipe(5) of a continuously variable transmission(2) is changed due to the change of the hydraulic pressure of the load of the continuously variable transmission. Shift ratio is varied without a stage. Thereby, a drive train system is automatically controlled without regard to the rotational frequency of a motor(1) corresponding to the torque and rotational frequency of wheel shafts.
Patent KR-20000060620-A (KR)
Inventor: MO GYEONG SEO
IPC: H04B7/24
Filed: 1999-03-18
Abstract: PURPOSE: A method for supporting a multiple-port of a NT(Network Terminal) of a WLL(Wireless Local Loop) is provided to remove a consumption to a TRCH(Traffic Channel) by setting two TRCH links using one modem in the NT of the WLL. CONSTITUTION: A radio control system transmits a paging message to a NT through a SBCCH(Slow Broadcasting Channel) for setting a call in the case that a communication channel is not set between the NT and the radio control system(s11). The NT transmits a channel allocating request message to the radio control system through an AXCH(Access Channel) for requesting a channel allocation(s12). The radio control system transmits the channel allocation message to the NT through a CTCH(Control Channel) for the channel allocation(s13). The NT transmits a channel resource and a TRCH/SGCH(Signal Channel) for a traffic channel conversion to a modem(s14).