baber/WOPTO huggingface dataset:
Patent KR-20010095402-A (KR)
Title: Solid-liquid filtering method and system for sewage, waste water and the like
Inventor: MORIMURA TADAKI
IPC: C02F1/00
Filed: 2000-03-30
Abstract: PURPOSE: Solid-liquid filtering method and system for sewage, wastewater and the like are provided which enable recycling of the filter medium by considerably easily and completely washing a filter medium using a conventional backwashing and maintain a level of a membrane or ultra filtration at the same time. CONSTITUTION: The solid-liquid filtering system for sewage, wastewater and the like comprises a thick band(7) of assembled filaments prepared by closely arranging single filaments having a certain length parallel to each other; a means for fixing one end part of the band(7); and a net shaped support(4) for fixing the band(7) in the flat state at an appropriate position when the band(7) is faced forwardly, wherein the one end part of the single filaments is fixed, and the other end part of the single filaments is floated. The solid-liquid filtering method is characterized in that solids are filtered and collected by supplying a liquid to be filtered to a retaining direction of filaments so that the liquid passes a thick band of assembled filaments, the band comprises short filaments having a certain length closely parallel to each other, and one end part of the single filaments is fixed while an other end part of the single filaments is floated so that the band is maintained in the flat state at an appropriate position by a support only when each of the filaments are faced forwardly.
Patent KR-20010049250-A (KR)
Inventor: CHIKAWA YASUNORI
IPC: H01L23/498
Filed: 2000-04-07
Abstract: PURPOSE: To increase the number of individual tape carrier type semiconductor devices per lot to lower the manufacturing cost, using a tape carrier material of a prescribed length for the tape carrier type semiconductor device, without impairing the advantages that its shape can be arbitrarily designed. CONSTITUTION: In a COF 1, having semiconductor elements 2 bonded to and mounted on a wiring pattern a long tape carrier, the wiring pattern is disposed in a layout so as to increase the utilization area of the tape carrier (i.e., to lessen unwanted regions 3) and so as to have a plurality of directions in the tape carrying direction of the tape carrier.
Patent KR-20000071652-A (KR)
Title: 세탁기
IPC: D06F39/02
Filed: 2000-04-12
Abstract: 세탁 겸용 탈수조에 액체 세제를 투입하는 세제 투입 장치를 갖는 세탁기에 있어서, 세제를 투입할 때의 취급상의 불량 및 세제 보관상의 불량을 없애 세제를 자동적으로 투입할 수 있도록 하여 사용의 편리성을 향상시킨다. 
     세탁 겸용 탈수조(1)를 회전 가능하게 배치한 물받이 통(3)의 윗쪽을 물받이 통 커버(9)에 의해 덮으며, 이 물받이 통(3)이 흔들리지 않도록 지지하는 외측 프레임(6)의 상부에 물받이 통(3)을 덮도록 외측 프레임 커버(15)를 설치한다.  외측 프레임 커버(15)에는, 적어도 2회의 세탁에 사용할 수 있는 양의 액체 세제(16)를 수용할 수 있는 세제 탱크(17)를 설치하고, 세제 투입 장치(18)에 의해 액체 세제(16)를 세탁 겸용 탈수조(1) 내에 투입하도록 구성한다.
Patent KR-20010095829-A (KR)
Title: Compositions of cathod-active materials and lithium ion polymer batteries manufactured by employing the same
Inventor: HYUN O YEONG
IPC: H01M4/36
Filed: 2000-04-12
Abstract: PURPOSE: Provided are a cathode active material composition containing a binding agent and a lithium ion polymer battery produced by using the cathode active material composition and a polymer electrolyte, which has excellent contact property between the polymer electrolyte and the cathode active material. CONSTITUTION: The cathode active material composition comprises a conductive agent, a cathode active material, an organic solvent, and 3-15wt%(based on the total weight of the cathode active material composition) of the binding agent selected from the group consisting of polyacrylonitrile, polyvinyl chloride, polymethylmethacrylate, polymethylacrylate, and copolymers thereof. And the lithium ion polymer battery comprises; a cathode formed with the cathode active material layer on a current collector; an anode formed with the anode active material layer on a current collector; and the polymer electrolyte comprising polyacrylonitrile, lithium salts, and a non-aqueous organic solvent.
Patent KR-20000063177-A (KR)
Inventor: KIM MYUNG CHUL
IPC: G06F17/30
Filed: 2000-04-18
Abstract: PURPOSE: A method and system for searching man is provided to supply personal information by using collected information in data base. CONSTITUTION: A user is connected to a host server by a computer communication(S20). Information such as name, gender, age and question about a man whom the user wants to find is registered(S32). Searching is carried out by comparing the inputted information with that stored in data base(S34). When a correspondent is found, the registered information is transmitted to the correspondent via the host server. The correspondent upon receiving the registered information can confirm the information and returns a response to the host server(S40). The host server transmits the response to the user who registered the information(S44).
Patent KR-20010097823-A (KR)
Inventor: CHOI GWANG CHEOL
IPC: A01G25/00
Filed: 2000-04-26
Abstract: 본 발명은 지하 중수도를 사용하여 가로수 및 공공시설에 지하수 및 중수를 공급할 수 있도록 구성한 지하 중수도를 이용한 조경 가로수  및 공공시설 물공급 시스템에 관한 것이다. 
     본 발명은, 지하철, 건물의 지하에서 발생되는 지하수 및 내부에서 사용한 물을 지하층에 위치한 지하 집수조에 집수한 후 상기 지하수 및 중수를 재사용하는 물공급 시스템에 있어서, 상기 지하 집수조에 집수된 지하수 및 중수를 저수조 라인을 통하여 중간 저수조에 펌핑하여 재집수한 후 중간 저수조에 연결된 중수도 공급라인을 통해 도로의 조경 가로수, 단독 주택의 조경물 및 공공 시설의 녹지 공간 등에 지하수 및 중수를 공급하여 사용할 수 있도록 물공급 시스템을 구성한다.
Patent KR-20000050109-A (KR)
Inventor: LEE MI RAN
IPC: G06T7/00
Filed: 2000-05-16
Abstract: PURPOSE: A production method of face and dynamic animation on network is provided to produce a video animation in rear time through the internet and provide the animation as contents for internet service. CONSTITUTION: A production method of face and dynamic animation on network comprises steps of: accessing to a server through internet to transfer moire patterns photographed by a moire photographing device to the server; converting the transferred moire patterns into face shape data and extracting a face profile on the basis of standard data of a database; substituting predetermined parts of the extracted face profile for respective partial shape stored in the server to produce a video animation; and creating a database on the base of the produced video animation.
Patent KR-20010105912-A (KR)
Title: Apparatus for transferring pick-up and method thereof
Inventor: PARK JEONG CHEOL
IPC: G11B21/02
Filed: 2000-05-19
Abstract: Method and apparatus for generating an acid or base, e.g., for chromatographic analysis of ions. For generating a base, a cation source, such as a salt, cation hydroxide or cation exchange resin, is provided in a cation reservoir (10) separated from a base generation chamber (12) by a permselective barrier (14). An aqueous stream (21) flows through the base generation chamber (12) containing a cation exchange material (19). An electric potential is applied between an anode (16) in the cation source reservoir (10) and a cathode (18) in the base generation chamber (12) to electrolytically generate hydroxide ions and cause cations in the reservoir (10) to electromigrate through the barrier (14) toward the cathode (18) to combine with the migrated cations to form cation hydroxide, which flows from the base generation chamber (12).
Patent KR-20000054103-A (KR)
Inventor: SEO HO CHEON
IPC: G02B27/18
Filed: 2000-05-20
Abstract: PURPOSE: A light induction method is provided to raise utility of light as a heat source by condensing light particle or light wave for lighting, heating and pasteurizing in a greenhouse, stall, school, office, basement, kitchen and hospital. To that end, light is dispersed at the right place on a reflection layer inside a metal cylinder or tube. CONSTITUTION: A light induction method includes followings. Light is condensed by a reflective concave lens and pass through a tube which is covered by high reflective material to prevent becoming heat. The tube is filled with gas and sealed up. Light particle or light wave is consumed generating heat when collided with objects while heat is generated less when going at the light speed.
Patent KR-20010108574-A (KR)
Title: 컴퓨터용 마우스
Inventor: KIM YOUNG HO
Filed: 2000-05-29
Abstract: 본 발명은 컴퓨터용 마우스에 관한 것이고, 마우스 위에 손바닥의 전부가 지지될 수 있도록 하여 마우스를 바닥에 대하여 슬라이딩 이동시킬 경우 손바닥의 전부가 바닥에 접촉되지 않고 마우스에 지지된 상태로 마우스와 함께 이동될 수 있도록 함으로서, 마우스의 이동을 더욱 원활하게 하고 장시간 마우스를 사용하여도 손목과 어깨에 피로감을 가져오지 않는 등의 사용상의 편의성을 향상시킬 수 있는 컴퓨터용 마우스를 제공하는 것을 과제로 한다. 
     본 발명에서 제공하는 컴퓨터용 마우스는, 타원 반구형인 케이스(1) 내에 하부로 돌출되게 볼(2)이 구비되고 케이스(1)의 앞쪽 상부에는 조작버튼(3)이 구비된 마우스에 있어서, 상기 케이스(1)의 뒤쪽에는 손목과 근접한 손바닥을 지지할 수 있는 지지판부(5)를 구비시킨 것을 특징으로 하며, 바람직하게는 상기 지지판부(5)의 하부에 바닥에 대한 지지판부(5)의 마찰저항을 줄이기 위한 슬라이딩볼(6)을 구비시킨 것을 특징으로 한다. 
     상기와 같은 본 발명에 따른 컴퓨터용 마우스는 케이스(1) 위에 손가락과 근접한 손바닥이 지지되고 지지판부(5)에는 손목과 근접한 손바닥이 지지되는 것이므로 마우스를 바닥에 대하여 슬라이딩 이동시킬 경우 손바닥의 전부가 바닥에 접촉되지 않고 마우스에 지지된 상태로 마우스와 함께 이동되는 것이다.
Patent KR-20010069202-A (KR)
Title: Bituminous emulsions, and their use for the production of materials and of road pavements
Inventor: BARRETO GIYOU
IPC: C08L95/00
Filed: 2000-05-31
Abstract: PURPOSE: Provided are a bituminous emulsions, their use in materials and coatings for roads, in which the addition of a specified surfactant to the bituminous emulsion enables the preparation of road surface coatings which stabilize quickly to allow re-opening to traffic. CONSTITUTION: The bituminous emulsion comprises a binder, water, a cationic, anionic or non-ionic emulsifier and also a surfactant additive selected from: (a) a non-ionic polyoxyethylated surfactant conforming to the crude formula: Rx(O(C2H4))yOH or RxCO(O(C2H4))yOH; (b) a product of the formulae above; (c) an amphoteric surfactant, alone or mixed, of the crude formula: Rx(N¬+(CH3)2)(CH2)yA or RxNH(CH2)yCOOH or RxNH(CH2)yB,C; (d) amphoteric surfactants of formulae as in (c); (e) an alkanolamide surfactant of crude formula: RxCONH(CH2)yOH or RxCONH((CH2)yOH)((CH2)zOH); Rx represents chains as in (a); (f) N amine oxide of crude formula: Rx(CH3)2NO; Rx represents chains as in (a); Rx = a carbyl chain(optionally unsaturated and substituted), an alkyl(ene)phenyl or either of these in which H is partially or totally substituted by F; a poly(dimethylsiloxane) chain (x is the number of Si atoms); x = number of C atoms in the chain; 7 - 22; y = number of ethylene oxide motifs; 0 - 8 (preferably less than or equal to 6) for the first formula; 2 - 8(preferably less than or equal to 6) for the second formula; 0 - 4. A = COO-, OSO3- or OSO2-; B = OSO3- or OSO2-; C = a cationic ion of an alkali, alkaline earth, Fe, Cu, Mn or Zn, or ammonium to impart electrical neutrality; y = number of CH2 motifs; x = 4 - 15; y, z = number of ethylene oxide motifs; z = 1 - 4.
Patent KR-20010108835-A (KR)
Inventor: JUN JEONG MOK
IPC: H01L21/3213
Filed: 2000-05-31
Abstract: 본 발명은 4-마스크 공정을 이용한 박막 트랜지스터 액정표시장치의 제조시에 사용하는 할프 톤(Half Tone) 노광 공정용 포토 마스크를 개시한다. 개시된 본 발명의 할프 톤 노광 공정용 포토 마스크는, 투광성 기판과, 상기 투광성 기판 상에 형성된 차광막 패턴으로 구성되며, 상기 차광막 패턴은 소오스 및 드레인 형성 영역을 가리도록 이격되어 배치된 박스(Box) 타입의 한 쌍의 제1차광막 패턴들과, 상기 제1차광막 패턴들 사이에 배치된 바(Bar) 타입의 한 쌍의 제2차광막 패턴들, 및, 채널부 끝단에서의 광 투과영역과 차단영역간의 경계가 이루어지도록 상기 제1차광막 패턴의 상·하부에 각각 배치된 바 타입의 제3차광막 패턴들을 포함하는 것을 특징으로 한다.
Patent KR-20010111144-A (KR)
Inventor: LEE JIN DONG
Filed: 2000-06-08
Abstract: 본 발명은 차량 운행시 현재 지역 도로 상황 및 정보를 교통상황 정보 관리 시스템에 전송하도록 하여 현재 지역을 운행하는 모든 차량 및 다른 지역을 운행하는 차량에게 전송된 도로 상황 및 정보를 전송하여 해당 지역을 운행하는 차량에게 도로 상황 및 정보에 신속하게 대처하면서 운행할 수 있도록 한 도로 상황 정보 제공 시스템에 관한 것으로, 
     본 발명은 차량의 현재 위치 및 속도 정보를 무선으로 송신 및 수신하는 도로 상황 정보 장치가 구비된 자동차와; 상기 자동차의 도로 상황 정보 장치로부터 송신되는 차량 속도 정보를 수신하고 이 수신된 도로 상황 정보를 유선으로 송신하며 상기 유선으로 수신된 정보 신호를 무선으로 재 송신하는 기지국과; 상기 기지국으로부터 송신된 도로 상황 정보를 받아 수시로 갱신하고 이 갱신된 정보를 상기 기지국을 통해서 현재 지역을 통과하는 자동차에 제공하는 도로 상황 정보 관리 시스템으로 구성하여서 된 것을 특징으로 한다.
Patent KR-20010110823-A (KR)
Inventor: LEE YEONG HO
Filed: 2000-06-08
Abstract: 본 발명은 자동차용 자동 온도 조절 시스템에 관한 것으로서, 냉각수 온도 센서의 감지신호를 입력받아 난방 기동 제어를 수행하는 방식을 배제하고, 기존 적용되어 있던 외기 온도 센서를 채용하면서 그에 따른 로직을 이용하여 난방 기동 제어를 수행하는 방식을 적용함으로써, 냉각수 온도 센서의 삭제와 관련한 여러 문제점들을 완전히 해소할 수 있도록 한 자동차용 자동 온도 조절 시스템을 제공하고자 한 것이다.
Patent KR-20010112690-A (KR)
Title: Linking and/or Including Method for Networked Computer Programming Resources
Inventor: LEE HYOUNG WON
IPC: G06F9/455
Filed: 2000-06-12
Abstract: A system and method accomodate several image orientation modes in a single software driver (208). The driver utilizes the same software instructions for each orientation mode in order to transfer image information to display memory (212). The driver instructions which transfer the image information to display memory utilize parameters to determine where each successive pixel of information goes in the display memory. These parameters are set at the time an orientation mode is selected, and the use of these parameters by the driver allows the same instructions to be used for each mode.
Patent KR-20010111662-A (KR)
Inventor: LEE MIN U
Filed: 2000-06-12
Abstract: 본 발명은 반도체패키지용 섭스트레이트 및 그 제조 방법에 관한 것으로, 섭스트레이트에 형성된 회로패턴중 일정 부분에만 도금을 수행함으로써 반도체패키지의 구성 요소인 섭스트레이트와 봉지재 및 접착제 사이의 접착력을 향상시키기 위해, 필름을 중심으로 그 일표면에는 반도체칩이 접착될 수 있도록 칩탑재영역이 구비되고, 상기 칩탑재영역의 내측 또는 그 외주연으로는 방사상의 본드핑거 및 볼랜드를 포함하는 다수의 회로패턴이 형성되어 이루어진 반도체패키지용 섭스트레이트에 있어서, 상기 회로패턴중 반도체칩과 도전성와이어로 접속되는 본드핑거 및 도전성볼이 융착되는 볼랜드의 표면에만 금/니켈로 일정 두께의 도금층이 형성된 것을 특징으로 함.
Patent KR-20010112982-A (KR)
Title: Compulsion cooling apparatus for converter anti-heat brick
Inventor: KIM HAE WON
IPC: C21C5/46
Filed: 2000-06-15
Abstract: The invention relates to a swirl disk characterized in that it consists of at least one metallic material, has at least one inlet area (65) and at least one outlet opening (69) which is embodied in a lower base layer (62), and at least two swirl channels (66) which discharge into a swirl chamber (68). The swirl chamber (68) is situated in a middle swirl- generating layer (61). An upper layer is configured as a covering layer (60) which across its entire cross-sectional area is a continuous layer without opening outlines. All layers of the swirl disk (30) are placed directly on top of each other by means of galvanic metallisation (multilayer galvanic metallisation). This swirl disk (30) is especially suitable for use in a fuel injection valve, especially a high-pressure injection valve for the direct injection of fuel into a combustion chamber of a spark-ignition internal combustion engine with mixture compression.
Patent KR-20010066882-A (KR)
Inventor: SHIBATA KAZUTAKA
IPC: H01L21/607
Filed: 2000-06-28
Abstract: PURPOSE: To shorten the time required for the manufacturing process of a semiconductor device by pressing a metallic electrode sections formed on the surface of a solid device in piles up, and metallic electrode sections formed on the surface of a semiconductor chip in piles up against each other while ultrasonic vibrations are imparted to the semiconductor chip. CONSTITUTION: A master chip 10 and a sub-chip 20 are aligned with each other, and the bumps 22 of the sub-chip 20 are brought into contact with the bumps 12 of the master chip 10 by bringing the chips 10 and 20 closer to each other. Then the sub-chip 20 is pressed against the master chip 10 while ultrasonic vibrations of prescribed energy are imparted to the sub-chip 20 by using an ultrasonic horn H. The imparted ultrasonic vibrations reach the joint surfaces of the bumps 22 of the sub-chip 20 with the bumps 12 of the master chip 10 through the sub-chip 20, and facilitate the joining between the bumps 12 and 22.
Patent KR-20020002532-A (KR)
Title: Phase locked loop having deifferencial frequency current converter
Inventor: JUNG MIN SU
IPC: H03L7/087
Filed: 2000-06-30
Abstract: PURPOSE: A PLL(Phase Locked Loop) with a differential frequency current converter is provided to perform a tracking operation within a short time by detecting a frequency difference as well as a phase difference. CONSTITUTION: A frequency demultiplier(100) received a feedback output signal and divides the feedback output signal into arbitrary frequencies. A phase comparator(110) receives input signals from an outside and the feedback signal from the frequency demultiplier(100) and detects a phase difference. A charge pump(120) receives the phase difference from the phase comparator(110) and performs a charge operation or a discharge operation. A differential frequency current converter(200) receives the input signal and the feedback signal and compares a frequency of the input signal and a frequency of the feedback signal. A loop filter(130) receives an output signal from the differential frequency current converter(200) and removes a frequency component from the output signal of the charge pump(120). A voltage controlled oscillator(140) generates an output frequency proportional to the loop filter(130).
Patent KR-20020002869-A (KR)
Title: method of tensioning a shadow mask for a cathode ray tube using lateral compression, and the shadow mask-frame assembly
Inventor: LEE SEUNG HYEON
IPC: H01J29/02
Filed: 2000-06-30
Abstract: PURPOSE: A method for tensioning a shadow mask of a cathode ray tube using side compressive force and a shadow mask-frame assembly thereof are provided to prevent a doming phenomenon and a distortion phenomenon by tensioning a shadow mask using side compressive force. CONSTITUTION: A shadow mask(1) is fixed on outer sidewalls of tension portions(20,30) of a frame by using a welding method. The shadow mask(1) fixed to the frame is heated to expand and bend the shadow mask(1) toward a groove portion(21). A compressing portion of a compressing member(30) is compressed to the groove portion(21) by using the shadow mask(1). A fixing portion(33) of the compressing members(30) is fixed to both ends of the tension portions(20) of the frame in order to maintain a compressing state of the shadow mask(1). The shadow mask(1) is contracted by performing a cooling process. The shadow mask(1) is tensioned by performing the cooling process.
Patent KR-20020004495-A (KR)
Title: DNA cassette for the production of secretable recombinant trimeric TRAIL protein, Tetracycline/Doxycycline-inducible Adeno-associated virus(AAV), and combination of both and the gene therapy method thereof
Inventor: SEOL DAE WOO
IPC: A61K38/08
Filed: 2000-07-06
Abstract: PURPOSE: A DNA cassette for producing a secretory recombinant trimer of TRAIL protein, tetracycline/doxycycline-inducing adeno-related virus vector, a combination of them and the gene therapy are provided, thereby mass-producing the secretory recombinant trimer of TRAIL protein. CONSTITUTION: The DNA cassette for producing a secretory recombinant trimer of TRAIL(tumor necrosis factor-related apoptosis-inducing ligand) protein consists of secretory signal sequence(SS), trimer forming domain(TFD) and TRAIL(114-281) encoding cDNA, in which the secretory signal sequence is SEC2 or SEC(CV); and the trimer forming domain is ILZ. The recombinant expression vector pCMVdw capable of secreting the secretory recombinant trimer of TRAIL protein contains the DNA cassette, SEC2 or SEC(CV) and ILZ. The recombinant expression vector pAAVdw capable of tetracycline/doxycycline-inducible expressing the foreign protein contains SEC2 or SEC(CV) and ILZ. The transformed cell line is produced by using the vector pCMVdw and pAAVdw.
Patent KR-20020004768-A (KR)
Title: Optical medium and Information Recording/Reproducing Apparatus and Method Using the same
Inventor: SEO SANG UN
IPC: G11B7/24073
Filed: 2000-07-07
Abstract: PURPOSE: An optical recording medium for recording and playing back data is provided to remove wobble signals influencing on radio frequency signals. CONSTITUTION: An optical recording medium has first wobbling regions(38A) and second wobbled regions(38B). The wobbling regions are alternately formed widthwise of signal tracks(35,36). The side wobbled in the first wobbling region is a region where ID(Identification) data including address data are preformatted. Address data are obtained from the wobbling signals on the first wobbling region. Wobbling signals and radio frequency signals are detected by specific operating procedures. The radio frequency signals are pure radio frequency signals without wobbling signal. Wobbling signals are detected from both first and second wobbling regions since one side of the wobbling regions is wobbled.
Patent KR-20020005128-A (KR)
Title: A Single Chain Variable Fragment of an Antibody for Protein Expressed on Cell Surface of Human Cortical Thymocyte and Leukemic Cell
Inventor: JU HYEONG MIN
IPC: C07K16/28
Filed: 2000-07-08
Abstract: PURPOSE: A method for producing specific antibody derivatives for JL-1 is provided, thereby diagnosing and treating leukemia. CONSTITUTION: The specific antibody derivatives for JL-1(KCTC 0790BP) has the amino acid sequence of SEQ ID NO: 1, in which the isotope selected from iodine(125), technetium(99m), rhenium(188) is optionally attached at the end of the amino acid sequence; and the toxic protein gene is optionally attached at the end of the amino acid sequence. A plasmid pTFvSN(KCTC 0791BP) has the nucleotide sequence of SEQ ID NO: 2. The method for producing specific antibody derivatives for JL-1 comprises the steps of: purifying mRNA from a cell line KCARF-BP-00010H; preparing cDNA from the purified mRNA and amplifying the heavy chain and light chain of cDNA using reverse-PCR; and connecting the variable region of the heavy chain and the variable region of the light chain using a DNA linker.
Patent KR-20020005334-A (KR)
Title: Novel 1β- methylcarbapenem derivatives and process of preparation thereof
Inventor: KANG YONG GU
IPC: C07D477/10
Filed: 2000-07-10
Abstract: PURPOSE: Provided is a novel 1-β- methylcarbapenem derivative which has an antibacterial effect on both gram negative and positive bacteria and stability to dihydropeptidase-I, and is thus useful as antibacterial agent. And a pharmaceutical composition containing it and its manufacturing method are also provided. CONSTITUTION: The novel 1-β- methylcarbapenem derivative is represented by the formula(I), wherein R is described as in the description, X is ethoxycarbonyl group or hydroxymethyl group; Y is hydroxymethyl group or ethoxycarbonyl group; and Z is methyl group or carbamoylmethyl group. Its manufacturing method comprises the steps of: reacting enolphosphate with thiol derivative in the presence of base, in appropriate solvent to prepare protected carbapenem derivative; and deprotecting the protected carbapenem derivative to obtain 1-β- methylcarbapenem derivative.
Patent KR-20010069997-A (KR)
Title: Semiconductor memory device
Inventor: OZEKI SEIJI
IPC: G11C11/413
Filed: 2000-07-22
Abstract: PURPOSE: To improve an access time when access is switched from a redundant cell to a normal cell. CONSTITUTION: In a semiconductor memory which generates a YREDB signal meaning use/nonuse of a redundant cell based on an address signal externally inputted and controls a decoder circuit for a normal cell by this signal so that it is made inactive at the time of using a redundant cell and it is activated at the time of nonuse of a redundant cell, the device has plural redundant circuits 10 which are activated when an inputted address signal is a signal corresponding to a redundant cell and which are made inactive when an inputted address signal is a signal corresponding to a normal cell, a logic circuit section which activates a YREDB signal when all redundant circuits are in an inactive state and makes the YREDB signal an inactive state when any of redundant circuits is in an active state, and an one shot pulse generating circuit 11 which activates forcedly the YREDB signal synchronizing with transition of a clock signal used for timing at which an address signal is inputted when access is switched from a redundant cell to a normal cell.