baber/WOPTO huggingface dataset:
Patent KR-19980065153-A (KR)
Title: 지하 하수구용 공기전환식 복개 파이프
Filed: 1998-06-30
Abstract: 필자의 고안은 개인 공동 주거지, 공동시장가, 시가도변, 공업단지 지하 하수구용 공기 전환식 복개 파이프이다. 
     현행 개인 공동주거지, 공동시장가, 시가도변 또는 공업단지 지하 하수구 파이프 및 하수구지와 배관도에 흐르는 오염물을 효율적으로 배출을 해낼 수 있는 중간사고 안전예방장치 구분규제없이 자체 내에서 오염물을 배출하고 있는 것으로 지하 하수구 파이프 및 하수구지와 배관도 내속에 합성수지 성분으로 이루어진 거품이 밀리고 부풀어 오염물이 흘러나오고 오염물질이 썩어 곰팡이 및 유충과 기생충이 번성하는 일, 내속의 오염물이 기압 온도 변화 차이로 썩어 발생하는 악취 냄새가 심하게 피어나고 뻘사들이 쌓여 막히는 일들이 아쉬운 문제점이 있어 지하 하수구 파이프 두께 4mm 원의 넓이 90cm 길이 3m의 중심 1m 원의 높이 4분의 1을 좌우 가로 세로면으로 잘라내여 양옆변 중심원에 가로 세로 공기구멍 및 중심력 공기 구멍을 일정한 수치에 따라 뚫어내고 양귀변 원에 접속심지 부위를 구성하여 이루어진 명칭, 지하 하수구용 공기 전환식 복개 파이프를 지하 하수구 지형도 넓이에 설비된 접속 부위가 완벽하여 오염물이 흘러 나거나 이물질이 끼여들지 않고 또는 내속에 흐르는 오염물은 공기의 원리 이면서도 오염물질의 성질을 가지고 가라앉는 무거운 현상의 흐린 공기와 오염물은 양옆변 및 중심력 공기 구멍에 흐르는 새공기와 진동을 받아 밀려나는 반발의 힘에 동질성을 가지고 흐르게 되어 오염물 변화 차이로 일어나는 흐린 공기와 입자들 사이에 끌어당기는 힘에 거품을 소화를 하게 되며 양옆변 및 중심력 공기구멍으로 지구에 찬 공기를 끌어당기는 인력 작용유통으로 오염물이 썩어 발생하는 곰팡이 유충 및 기생충 예방이 또는 오염물이 내속 기압 온도 변화 차이로 썩어 발생하는 악취 냄새가 새나오지 않고 방지되어 생활환경 위생 예방이 되며 가가인 또는 공동인들은 지하 하수구 파이프에 오염 물질이 쌓인 뻘사 작업처리에 지하 하수구 파이프 공기 전환식 복개 뚜껑 배관도 및 수문정 뚜껑에 공기구멍을 좌손 우손으로 잡아 분해 접속사용 하기에 간결하여 효과적이며 지하 하수구 파이프 양옆변에 공기 구멍이 있어도 흐르는 오염물은 공기 구멍으로 역류되지 않으며 대기권 및 장마철 습기지대에 흐르는 물받이 역할을 해낼수가 있으며 지하 하수구 기지 토반 및 내속에 오염물질들이 청결하게 정립되어 흐르는 오염물은 하수 막장 하구 원의 구멍으로 치솟아 오르는 분수가 파동이 되어 산소와 수소가 있는 하천수로 수중에 물고기 및 미생물들이 생명에 장애가 되지 않아 좋다.
Patent KR-20000009138-A (KR)
Title: Division clock generation method
Inventor: SUNG GI CHEOL
IPC: H03K5/00
Filed: 1998-07-21
Abstract: PURPOSE: A division clock generation method generates a division clock by using a delay part. CONSTITUTION: A division clock generation method generates a reference clock corresponding to a clock frequency needed to a division operation, generates a desired division clock by delaying the reference clock by a predetermined time, and drives a digital system by using the divided clock. The division clock generation method can be applicable to a digital system requiring the divided clock, and minimizes the influence of EMI and noises
Patent KR-20000009378-A (KR)
Title: Mixing and dissolving device for multiple uses
Inventor: CHO JUNG SUN
IPC: B01F23/00
Filed: 1998-07-23
Abstract: PURPOSE: A mixing and dissolving device for multiple uses is provided to maximize a mixing performance of a gas with a liquid and the liquid with the other liquid for improving a material transferring speed. CONSTITUTION: A mixing and dissolving device for multiple uses comprises: an inlet(4) and an outlet(5) for being at the both ends of an exterior(2) of the mixer(1) by combining of connection sockets(3), (3'); a grill case(7) installed in the mixer for containing a hexagonal shaped grill(6); a space unit(8) installed in the mixer containing the multi-step grill(6) for being at the point of a quarter of the whole length from the inlet; and the hexagonal shaped grill and the grill for being laminated at the x area between the inlet side and the space unit.
Patent KR-20000009588-A (KR)
Title: Angiotensin i convertase inhibitor
Inventor: KWON IK BU
IPC: A61K36/71
Filed: 1998-07-27
Abstract: PURPOSE: Angiotensin I convertase inhibitor is useful as hypertension inhibitor to inhibit cleavage of bradykinin having vasorelaxation effect and formation of angiotensin II having vasoconstriction effect by inhibiting angiotensin I convertase. CONSTITUTION: A giotensin I convertase inhibitor with inhibition activity to a giotensin I convertase and depression effect to hypertension is manufactured by separating and purifying inhibition activity material for a giotensin I convertase from wild parsley with solvent fraction and various chromatography, confirming said inhibition activity material to adenosin with various instrumental analysis.
Patent KR-19980082070-A (KR)
Title: 지오그리드와 함께 사용되는 옹벽 블록
Filed: 1998-08-20
Abstract: 본 발명은 지오그리드(geogrid) 보강 재료를 수용하고 지지하는 수단을 갖춘 옹벽 블록을 제공한다. 본 발명의 일양상에 따라, 지오그리드 수용 및 지지 수단은 블록의 어느 한 면에 제공된 한 개 또는 그 이상의 돌기와, 그에 대향하는 블록의 다른 한 면에 제공된 구멍 또는 리세스를 포함한다. 본 발명의 또다른 양상에 따라, 지오그리드 수용 및 지지 수단은 블록의 윗면에 형성된 가로 홈을 포함한다. 본 발명의 다른 양상에 따라, 지오그리드 수용 및 지지 수단은 블록의 뒷벽에 제공된 가로 슬롯을 포함하며, 슬롯은 홈보다 폭방향 치수가 더 큰 공동 내의 블록의 몸체 내에서 종료되는 홈을 포함한다.
Patent KR-19990023753-A (KR)
Title: 앰플(ａｍｐｏｕｌｅ)
IPC: A61J1/06
Filed: 1998-08-21
Abstract: 본 발명은 앰플에 관한 것으로, 원통형으로 구비되면서 액체 상태의 내용물을 주입할 수 있는 앰플몸체(10)와, 상기 앰플몸체(10)의 일단을 호형으로 경사지게 형성하되 절단선(21)을 구비한 주입구(20)와, 상기 앰플몸체(10)의 일단을 호형으로 경사지게 형성하되 앰플 몸체(10)와 측단 사이에 스트로우가 삽입될 수 있는 크기의 직경을 갖는 만곡부(31)와 만곡부(31)의 직경 보다 큰 직경을 갖는 확개부(32)를  형성시키고, 확개부(32)와 측단 사이 또는 만곡부(31)에 절단선(33)을 구비시킨 주입구(30)로 구성하여 앰플을 제조하므로서 위생성, 안전성 및 사용 용이성을 향상시키도록 하며, 재활용이 가능하도록 하는 앰플용기를 용이하게 얻을 수 있었다.
Patent KR-20000018618-A (KR)
Title: Wafer edge breakage detector for manufacturing semiconductor device and wafer testing apparatus thereof
Inventor: PARK CHEOL GYU
IPC: H01L21/66
Filed: 1998-09-03
Abstract: PURPOSE: A wafer edge breakage detector for manufacturing semiconductor device and wafer testing apparatus thereof is provided to improve the productivity of a semiconductor device by simply and successively testing as to whether an edge portion of a wafer broke. CONSTITUTION: A detector(8) has a luminous element(83) for emitting a light to test a wafer (15) and a light-interception element(84) for receiving a reflective light of a light from the luminous element(83). A wafer pedestal(12) is located to a lower portion of the detector(8) and fixes the testing wafer(15). A pedestal rotating axis(14) rotates the wafer pedestal(12). A circular plate(81) fixes the luminous element(83) and the light-interception element(84). The circular plate(81) is larger than the wafer(15) for testing an edge portion of the wafer.
Patent KR-19980087658-A (KR)
Title: 인공어초
Filed: 1998-09-07
Abstract: 본 발명은 연근해의 해저면에 설치하여 어초장을 형성하는 인공어초에 관한 것으로 합성수지와 시멘트 콘크리트를 주재료로하여 사각형상의 육면체를 형성하되, 시멘트 콘크리트로서 로프를 매설한 상태로 하면부를 밀폐시켜 사각 모서리기둥에 이르도록 주성하여 로프를 이용하여 해수면에 설치하여 띄운 각 부구에 연설하도록 설치하므로서 어초장을 형성할 수 있도록 한 것으로서 낚시 등의 레저장소를 제공하며, 어민소득의 증진과 바다환경 개선에 의한 어류자원의 보호증식 및 저인망 등의 불법어업을 방지할 수 있도록 한 것임
Patent KR-20000021770-A (KR)
Title: Door pocket of vehicle
Inventor: KIM KYU JUN
IPC: B60J5/04
Filed: 1998-09-30
Abstract: PURPOSE: A door pocket of a vehicle is provided to improve assembling efficiency by settling a strut member on an accurate position in a door trim easily and to reduce cost for components by reducing the number of screws by installing the strut member by only one screw when installing the strut member in the door trim. CONSTITUTION: A door pocket of a vehicle is formed by inserting a lower end part(202) to an insertion groove(103) formed on the lower end of a door trim(100) by lifting a strut member(200). Herein, the insertion groove is formed naturally by protruding a supporting piece(102) to be integral with the door trim so that the lower end part(202) is supported by the supporting piece by inserting the lower end part of the strut member to the insertion groove. Thereby, the lower end part can be fixed without a screw, and the strut member is placed on an accurate position of the door trim. Accordingly, the problem of spending much time for according combining holes formed on the strut with boss holes formed on the door trim can be solved easily.
Patent KR-19990036781-A (KR)
Title: 전자장치 및 그 제조방법
IPC: H01L21/3205
Filed: 1998-10-01
Abstract: 본 발명은 이동체 통신기기 등의 정보 및 통신분야에 사용되는 전자장치 및 그 제조방법에 관한 것으로, 기판에 저부를 갖는 비아 홀을 형성한 후, 비아 홀의 적어도 측벽에 도전층을 형성한다.  그 후 기판에서의 비아 홀이 형성되어 있는 쪽과 반대쪽 부분을 도전층이 노출되도록 제거하여 기판을 얇게 한다.
Patent KR-20000025261-A (KR)
Title: Method for manufacturing capacitor of semiconductor devices
Inventor: YOUN SU YOUNG
IPC: H01L27/04
Filed: 1998-10-09
Abstract: PURPOSE: A method for manufacturing a capacitor is provided to improve a capacitance by increasing surface area of capacitor and to improve an adhesive force between lower electrodes. CONSTITUTION: A first lower electrode(9) of capacitors is formed on an exposed semiconductor substrate having transistors by patterning a polysilicon. An oxide layer of a high temperature and a low pressure is deposited on the first lower layer. And the oxide layer of a high temperature and a low pressure is patterned so as to expose a portion of the first lower electrode. A polysilicon layer is deposited on the exposed first lower electrode(9) and the oxide layers of a high temperature and a low pressure. A second lower electrode(10) connected to the first lower electrode(9) is formed by patterning the polysilicon layer.
Patent KR-20000026052-A (KR)
Title: Lignan compound isolated from magnolia flower or extract of magnolia floss having anti-asthma efficacy
Inventor: LEE HYEONG GYU
IPC: A61K36/57
Filed: 1998-10-17
Abstract: PURPOSE: A lignan compound isolated from magnolia floss or extract of magnolia floss having excellent anti-asthma efficacy is provided, which can be used as a preventing agent, a medicine or a treatment assistance for asthma. CONSTITUTION: A lignan compound like as pinoresinol dimethyl ether of formula 1, mandolin of formula 2, liroresinol-B-dimethyl ether of formula 3 and (+)-epimandolin A is gained by the process of: extracting from magnolia bud using primary alcohol like as methanol; concentrating and adding distilled water and hexane; isolating hexane layer; concentrating and adding ethylacetate; isolating ethylacetate layer; concentrating and separating using silicagel column chromatography.
Patent KR-20000026095-A (KR)
Title: Apparatus of changing speaking channel in spread-spectrum cordless telephone
Inventor: KIM WAN SIK
IPC: H04W40/12
Filed: 1998-10-17
Abstract: PURPOSE: An apparatus of changing a speaking channel in a spread-spectrum cordless telephone is provided in which a telephone user can change the speaking channel manually when the user senses a noise on the phone. CONSTITUTION: An apparatus of changing a speaking channel in a spread-spectrum cordless telephone comprises: a radio frequency module for transmitting and receiving data to and from a telephone set by establishing the speaking channel according to inputted speaking channel information; a spread spectrum module for spreading data transmitted/received through the radio frequency module and transmitting/receiving to and from a hand set; a channel control key; a microcomputer for applying a speaking channel reestablished by the driving of the channel control key to the radio frequency module as the speaking channel information and transmitting the speaking channel information through the radio frequency module to the telephone set after spreading the spreading channel information applied to the spread spectrum module.
Patent KR-20000026115-A (KR)
Title: Apparatus for measuring noise of power steering system
Inventor: LEE SANG EUN
IPC: G01M13/00
Filed: 1998-10-17
Abstract: PURPOSE: An apparatus for measuring of a power steering system is provided to reduce a work time and increase a productivity by measuring automatically a characteristic of a material. CONSTITUTION: An apparatus for measuring of a power steering system comprises a cylinder body(34), a plate(28), and a sensor(22), a sensor assay(18), and a connector(32). The cylinder body is disposed to perform an ascending and descending movement of an ascending and descending cylinder. The plate is disposed to a lower portion of cylinder body. A penetration hole is formed to a side portion of the plate. The sensor assay measures a characteristic of a material(16). The connector is inserted to the penetration hole of the plate and connects the sensor assay.
Patent KR-20000026994-A (KR)
Title: Reinforcing joint for piled layers
Inventor: KUSANKE KARL-ERNST
IPC: F16B12/00
Filed: 1998-10-26
Abstract: PURPOSE: A reinforcing joint for piled layers is provided to pile wall slaps on the bottom by preparing a maintenance bridge on a first joint member on the lower part and a tongue body on a second joint member on a wall slap. CONSTITUTION: A reinforcing joint for piled layers is composed of a first reinforcing joint member(1) and a second reinforcing joint member(2). The first reinforcing joint member includes a supporting plate(3) having a penetrated hole(4) for fixing elements such as a fixing screw(12). A separation web(5) protruded from the supporting plate in vertical is installed on the supporting plate. From the end of the separation web, a maintenance bridge(6) having a circular rim is protruded horizontally. The second reinforcing joint member includes a supporting plate(7) having a penetrated hole(8). A tongue(9) having an interlock protruded part(10) is protruded from the supporting plate(7). The tongue is separated from the bottom of the supporting plate as much distance as the width of the maintenance bridge. Herein, the first reinforcing joint member performs as a bottom structure. And the two piled wall slaps are treated as an independent structure unit.
Patent KR-20000027494-A (KR)
Title: Method of forming metal wire of semiconductor device
Inventor: U SEON UNG
IPC: H01L21/28
Filed: 1998-10-28
Abstract: PURPOSE: A method of forming a metal wire of a semiconductor device is provided to precisely define a via hole reducing internal capacitance. CONSTITUTION: A method of forming a metal wire comprises the steps of: forming a spin-on-glass(SOG) layer(23) on a semiconductor substrate(20) having a conductive layer pattern(22); etching the SOG layer to expose the surface of the conductive layer pattern; hardening the surface of the SOG layer; forming an interlayer dielectric(21) on the entire surface; and forming a via hole(25) by etching the insulating layer to expose a part of the conductive layer pattern.
Patent KR-20000031819-A (KR)
Title: Semiconductor package
Inventor: MIN BYEONG YEOL
IPC: H01L23/12
Filed: 1998-11-10
Abstract: PURPOSE: A semiconductor package is provided to secure solder ball lands at a lower surface and to prevent the replacement of a heat sink by increasing locking force for the printed circuit board of the heat sink. CONSTITUTION: A protrusion sill(31) is formed on the upper part of a heat sink(30) in a semiconductor package(100). The protrusion sill is contacted to the outer circumference of a through hole(17) in a printed circuit board(10) while wrapping the upper surface of the heat sink by a sealing material(20). Thus, the structure of the heat sink is locked in the printed circuit board. Therefore, the heat sink is not omitted to the lower part of the printed circuit board even if an interface exfoliation is generated among the heat sink, the printed circuit board, and a semiconductor chip(1) by a heat expansion and a heat shrinkage. Moreover, the protrusion sill is formed only at the upper part of the heat sink for securing a larger number of solder balls(40) by expanding the surface area of the printed circuit board. The heat of the semiconductor is radiated to a mother board to improve a heat radiation rate due to enabling to attach or contact the lower surface of the heat sink to the printed circuit board.
Patent KR-20000032181-A (KR)
Title: Frequency error combination device of multi-carrier reception signal in radio communication system
Inventor: HEO JIN WOO
IPC: H04B1/40
Filed: 1998-11-13
Abstract: PURPOSE: A frequency error combination device of a multi-carrier reception signal in a radio communication system is provided to correct a frequency error of a multi-carrier reception signal by combining a frequency error by a carrier. CONSTITUTION: A frequency error combination device of a multi-carrier reception signal in a radio communication system comprises a plurality of a path frequency error detection portion(111-11M), a plurality of frequency error determination portion(121-12M), a carrier frequency error detection portion(110-N10), a frequency error detection portion(140), and a carrier frequency error combination portion(150).
Patent KR-19990045340-A (KR)
Title: NxHy 가스로부터 생성된 플라즈마로 포토레지스트마스크를 애싱하는 단계를 갖는 반도체 장치 제조 방법
IPC: H01L21/306
Filed: 1998-11-17
Abstract: N x H y 가스로부터 생성된 플라즈마 (28b) 를 사용함으로써 포토레지스트 마스크가 레벨간 절연 구조체 (24) 로부터 제거되고,  포토레지스트 마스크의 제거 동안 SiCH 3 결합이 Si-OH 결합으로 전혀 대체되지 않기 때문에 플라즈마 (28b) 는 레벨간 절연 구조체의 일부를 형성하는 유기 절연층 (24b) 이 흡습성으로 되게 하지 않는다.
Patent KR-20000032871-A (KR)
Title: Printing apparatus with page information analysis function
Inventor: MUN BYUNG IN
IPC: B41J5/30
Filed: 1998-11-18
Abstract: PURPOSE: A printing apparatus with page information analysis function is provided to reduce the output time of a first page of a document to print by analyzing and assigning complexity of each page and determining output sequence. CONSTITUTION: A printing apparatus with page information analysis function further includes a page information analyzer for scanning page information of a document to print to output a page data in sequence of complexity of the pages, wherein the page analyzer includes a page information scanner(30) for scanning page information of an input document, a complexity discriminator(34) for determining the complexity of each page according to the scanned information to assign grades, and an assigner(36) for assigning output sequence to the pages according to the page complexity in such a manner that a page of lowest complexity is to be a first page to print.
Patent KR-20000033664-A (KR)
Title: Method for controlling operation of car audiocassette
Inventor: LEE CHANG HO
IPC: G11B33/02
Filed: 1998-11-25
Abstract: PURPOSE: A method for controlling an operation of a car audio cassette having a key lock function of locking the key operation to maintain the current setup state of the car audio cassette, although a plurality of keys are inputted is provided. CONSTITUTION: When the driver inputs keys in a state where a car audio cassette power is applied, a method for controlling an operation of a car audio cassette performs a corresponding function set in an inputted key to control the operation of the car audio cassette. The method comprises the steps of: judging whether an inputted key is a key lock/unlock key, when the driver inputs the key(S14); judging whether a key lock flag for displaying a current key lock setup state is set up, when the inputted key is a key lock/unlock key; and resetting the key lock flag(S22), and unlocking the key lock function to perform a corresponding function(S24), when the key flag is set, and setting the key lock flag(S18) and performing the key lock function(S20), when the key lock flag is reset.
Patent KR-20000034220-A (KR)
Title: Method for call establishment in mobile communication system
Inventor: HAN SANG WOO
IPC: H04B7/26
Filed: 1998-11-28
Abstract: PURPOSE: A method for call establishment of in the mobile communication system is provided to reduce call establishment time by proceeding the call processing procedure of CETMS(Call Establishment Terminating Mobile Station) directly without completing the authentication procedure of CEOMS(Call Establishment Originating Mobile Station). CONSTITUTION: CEOMS(Call Establishment Originating Mobile Station) proceeds call/connection management service request with parameter necessary for call establishment to a CEOMS processor, after the channel establishment request of the CEOMS has been made(S101-S103). The CEOMS processor receives the call/connection management service request and transmits it to a CETMS(Call Establishment Terminating Mobile Station) processor(S104). The CEOMS processor and the CEOMS proceeds the outgoing call procedure after transmission, and the CETMS processor and the CETMS proceeds the incoming call procedure after transmission.
Patent KR-19990076550-A (KR)
Title: 플라즈마 디스플레이 장치
IPC: H01J17/28
Filed: 1998-12-01
Abstract: 본 발명은 플라즈마 디스플레이 패널(Plasma Display Panel: PDP)을 사용한 플라즈마 디스플레이 장치에 관한 것이며, 코스트가 큰 증대를 수반하는 일이 없이 방열성, 강도 등 여러 가지 문제를 해결 가능한 프레임 구성을 갖춘 플라즈마 디스플레이 장치를 제공하는 것을 목적으로 한다. 
     플라즈마 디스플레이 패널과, 상기 플라즈마 디스플레이 패널을 구동하기 위한 구동 회로를 갖춘 회로 기판과, 상기 회로 기판을 탑재하기 위한 메인 프레임과, 상기 플라즈마 디스플레이 패널에 고정됨과 동시에 상기 메인 프레임을 지지하는 균열 플레이트를 갖도록 구성한다.
Patent KR-20000034712-A (KR)
Title: Method for emergency operation of boiler
Inventor: LEE HWANG UI
IPC: F24H9/00
Filed: 1998-11-30
Abstract: PURPOSE: A method for emergency operation of boiler is provided to protect overheat of boiler and accompanying problems thereto before happen. Also, the method is intended to avoid drawbacks in a conventional boilers that heating mode is erroneously set and a certain temperature is still fixed, even though a manipulating device is in disorder or breakdown state. CONSTITUTION: A method for emergency operation of boiler is featured in that operation of hot water can be made according to a detection of water flow, and that operation mode can be returned to normal operation mode, if setting or selection of emergency operation mode is not released for a predetermined time period set previously. The method comprises following steps: a step (S2) of disregarding the manipulation of manipulator (such as remote controller) or any current state when emergency operation mode is set or selected (S1) because of disorder or breakdown of the manipulator after application of power source; a step (S4) for switching a three-way valve toward heating mode but operating heating mode when water flow is not detected upon detection of water flow (S3); and a step (S6) for returning operation mode to normal operation mode, if input for releasing the heating mode is detected as being provided at a step (S5) by detecting the input for releasing the heating mode within a time period set at the step (S4), while forcibly stopping the heating operation and returning the operation mode to the normal operation mode after the set time period, if the input is not provided.
Patent KR-19990063043-A (KR)
Title: 반도체 장치
IPC: H01L21/28
Filed: 1998-12-14
Abstract: 실리콘 기판, 이 기판 상에 형성된 절연 박막, 및 이 절연막 상에 형성된 실리콘 박막을 구비한 MOS (금속 산화막 반도체) 디바이스가 개시된다.     MOS 디바이스는 제 1 전도형 채널 영역, 절연막으로 확산된 제 2 전도형 소스/드레인 영역, 및 소스/드래인 영역의 일부를 도포하며, 용융점이 높은 금속 실리사이드를 구비한다.     금속 실리사이드 및 절연막 사이의 실리콘 박막은 폴리실리콘층으로 이루어진다.      디바이스의 구조를 복잡하게 하지 않고, 디바이스의 특성을 저하시키지 않고도 SOI (절연체 상의 실리콘) 의 소스/드레인 상의 실리사이드의 저항의 증가를 억제시킬 수 있다.
Patent KR-20000040855-A (KR)
Title: Data loading device in trans-coder for wll system
Inventor: HAN SANG JUN
IPC: H04L12/28
Filed: 1998-12-17
Abstract: PURPOSE: A data loading device in a trans-coder for a WLL(Wireless Local Loop) system is provided to perform re-loading of program data on a data conversion portion on which the program data are not loaded. CONSTITUTION: A data loading device in a trans-coder for a WLL system comprises a control portion(54) for initializing a multitude of data conversion portion(52) reading an operating program from a program storage portion(53) and performing a data conversion function. The data conversion portions comprises a transceiver controller(51) for enabling a chip selection line connected to a corresponding data conversion portion. The control portion applies a control for enabling the corresponding data conversion portion, reads program data, and loads the program data to the data conversion portion.
Patent KR-19990063446-A (KR)
Title: 가변 출력 임피던스를 갖는 출력버퍼회로
IPC: H01L21/822
Filed: 1998-12-24
Abstract: 본 발명의 출력버퍼회로는, 소오스 라인 Vcc과 임피던스 제어단자(21)를 접속시키는 풀업부(11); 상기 임피던스 제어단자(21)의 전위를 Vcc/2 의 전위에 대해 비교하는 비교기(15); 비교결과에 기초하여 클럭신호의 클럭펄스를 업-카운트 및 다운-카운트하는 UP/DOWN 카운터(16); 상기 UP/DOWN 카운터(16)로부터의 출력을 변환하는 D/A 변환기(17); 소오스 라인 Vcc과 출력단자(25) 사이에 접속되어 출력 데이터신호를 받아 입력 데이터신호에 기초하여 출력 데이터신호를 출력하는 출력부(18)를 구비한다.   D/A 변환기(17)로부터의 출력은 풀업부(11) 및 출력부(18) 양쪽의 ON-저항을 제어한다.   상기 출력버퍼회로의 출력 임피던스는 임피던스 제어단자(21)와 접지 또는 제2 소오스 라인 사이에 접속된 외부저항(14)의 저항값에 기초하여 제어된다.