baber/WOPTO huggingface dataset:
Patent KR-20000011587-A (KR)
Inventor: HONZO MASARU
IPC: C12N15/70
Filed: 1999-07-08
Abstract: PURPOSE: A process for preparing human growth hormone (hGH) is provided, for reducing the level of impure proteins and increasing the efficiency of secretion of hGH. CONSTITUTION: A recombinant DNA is obtained, which comprises a DNA encoding a secretion signal having analogy more than 60% with an E. coli OppA secretion signal and a DNA encoding hGH of MW about 20,000, wherein 3' terminal of the first mentioned DNA is directly connected with 5' terminal of the second mentioned DNA. A recombinant plasmid is prepared, which comprises a promoter and the recombinant DNA. And a transformant FERM BP-6219 is prepared by transforming E. coli with this recombinant plasmid. The hGH of MW about 20,000 is prepared by culturing this transformant, extracting periplasm fraction from the obtained cell, and purifying the periplasm extract. Also a recombinant plasmid is prepared, which comprises a recombinant DNA wherein 3' terminal of a DNA encoding a secretion signal is directly connected with 5' terminal of a DNA encoding hGH of MW about 20,000, and a DNA encoding E. coli signal peptidase 1. A transformant FERM BP-6290 is prepared by transforming E. coli with this recombinant plasmid. The hGH of MW about 20,000 is prepared by culturing this transformant, extracting periplasm fraction from the obtained cell, and purifying the periplasm extract whose impure protein level is low. The culture medium preferably comprises one or more glycerols in a range of 0.01-10 % or succinic acid in a range of 0.01-5 %.
Patent KR-20010009735-A (KR)
Inventor: NAM CHUNG MO
IPC: H05K7/20
Filed: 1999-07-13
Abstract: PURPOSE: A silicon heat sink and a fabricating method therefor are provided to be easily fabricated when a high accuracy is required by using a silicon as a material, and to enhance a heat effect by accurately processing a depth of a lower hole and forming a gap between a heat sink and a chip, which is low than a thickness of a buffering material. CONSTITUTION: A silicon substrate has the first surface with a convex-concave portion(31-1) for increasing a surface area and the second surface with one hole(31-2) or more for receiving a semiconductor chip(32). A metal thin film is formed in a silicon heat sink(31) for increasing a mechanical intensity of the silicon substrate. An electric wire is formed in a substrate(33). A plurality of semiconductor chips(32) is mounted on the substrate(33) using a solder bump(36), and is located in the hole(31-2) formed in the second surface of the silicon heat sink(31). A connection material(34) is formed around the hole(31-2) of the second surface for connecting the semiconductor chip(320 with a surface of the hole(31-2) of the silicon heat sink(31), having a buffering material(35) to transmit a heat of the semiconductor chip(32) to the silicon heat sink(31), and connecting a metal thin film of the silicon heat sink(31) to a ground electrode of the substrate(33).
Patent KR-20000011980-A (KR)
Inventor: KIM JONG MYUNG
IPC: H04B1/40
Filed: 1999-07-26
Abstract: PURPOSE: An automatic converting method of an antenna mode in a portable telephone is provided to move antenna upwards if necessary. CONSTITUTION: The processing method of a micro-processor unit(MPU, 100) includes the steps of: an electrically erasable and programmable ROM(EEPROM) stores various kinds of reference data for processing and controlling the MPU(100); a flash memory(104) stores a program for processing and controlling the MPU(100); a random access memory(RAM, 106) is provided as a working memory of the MPU(100); a liquid crystal display(LCD, 110) displays a variety of information as images according to the control of the MPU(100); and an antenna moving mechanism(112) stretches or immerses an antenna(114) according to the control of the MPU(100).
Patent KR-20000017025-A (KR)
Inventor: MOTO ACHUSHI
IPC: H01L21/26
Filed: 1999-08-03
Abstract: PURPOSE: A beam irradiation-type heating apparatus is provided to be capable of uniformly controlling a temperature of a semiconductor wafer for all that plural semiconductor wafers of different outer diameters are heat-processed in common. CONSTITUTION: In the beam irradiation-type heating apparatus, a substrate (W) to be heat-processed by a beam irradiating type is maintained by a guard ring (10), and an outer peripheral of the substrate is auxiliary heated by the guard ring in a radiation. A ring-shaped auxiliar ring (20) is installed between the guard ring and a guard ring supporting portion (30), and has a heat capacitance per a unit area identical to the guard ring. And, a plurality of guard rings are disposed on a concentric circle, and one of the guard rings disposed at an edge is maintained by the guard ring supporting table (30).
Patent KR-20010018143-A (KR)
Inventor: HAN BYEONG DONG
IPC: C04B35/593
Filed: 1999-08-17
Abstract: PURPOSE: A method for preparing a silicon nitride ceramic is provided thereby, the silicon nitride ceramic having an excellent mechanical properties such as strength and tenacity is prepared. CONSTITUTION: The method comprises steps of: (i) preparing a molded body by mixing silicon nitride powder, in which 5.0-6.0 parts by weight of yttria and 1.0-2.0 parts by weight of alumina are added, with 0.2-0.9 parts by weight of carbon powder; (ii) carbothermal reduction treating the molded body at 1,400-1,500 deg.C; and (iii) gas-pressure sintering the molded body of the step (ii) at more than 1,850 deg.C.
Patent KR-20010018465-A (KR)
Inventor: NAM JI CHANG
IPC: G06F9/44
Filed: 1999-08-19
Abstract: PURPOSE: The method for reducing the amount of duplicate memory by accessing a global variable is provided to prevent the data collision that occurs owing to the use of a local variable, and to reduce the amount thereof, by performing writing and reading operations using the global variable in a mutual exclusion manner. CONSTITUTION: A man-machine language(MML) task(12) sends set contents to a provision task(13) in response to a set instruction inputted by a user. The provision task(13) stores the set contents as the data with the structure separated by a task, a unit state and common data, based on the global variable. In order to avoid the data collision, a mutual exclusion is guaranteed using a semaphore process. The provision task(13) may write the set contents at a corresponding unit. Each task such as a performance monitoring task(14) and an alarm task(15) reads in the field of the data that includes necessary contents.
Patent KR-20010018580-A (KR)
Title: Clamp screw of deflection yoke
Inventor: CHOI DO YEONG
IPC: H01J29/76
Filed: 1999-08-20
Abstract: PURPOSE: A clamp screw of a deflection yoke is provided to essentially remove mis-convergence from upward/downward unbalance of vertical magnetic deflection. CONSTITUTION: A deflection yoke is fixedly secured by a clamp(2) fastened to the rear end of a separator(2), and includes a pair of traverse deflection coil(12), a vertical deflection coil(14) and a core(18). The separator(2) is shaped as a sectoral horn and made of plastic for insulation. A rear end(2c) extended from a small diameter portion(2b) of the separator(2) has the same inside diameter as the outside diameter of a neck(6). A clamp(40) is installed to the rear end(2c). The clamp(40) includes a band portion(8) and a clamp screw(42). The band portion(8) includes a ring-shaped body(8a) and a plurality of extensions(8b) for receiving the clamp screw(42). The clamp screw(42) is manufactured to have magnetism or be magnetized. The clamp screw(42) tightens the band portion(8) to fix the separator(2) to the neck(6) of a CRT, and generates a pin cushion shaped magnetic field to form reverse magnetic field about barrel shaped vertical magnetic deflection.
Patent KR-20010035547-A (KR)
Title: Sower for rice seed
Inventor: LEE KYUNG SOO
IPC: A01C7/12
Filed: 1999-09-01
Abstract: PURPOSE: A sower for a rice seed is provided, which reduces the cost by sowing the same directly to a rice field, can be used regardless of the state of the rice field, and can sow the rice seed at suitable depth. CONSTITUTION: The sower for the rice seed is characterized by being comprised of: a transferring axis and a paralleled axis which are rotated by a clutch; a rotating board(15) rotated by being connected to a bevel gear(28), rotating with a rice seed; an induction pipe(2) for passing the rice through from a hole(21) of a container(16) and fallen to the ground; a device for digging a furrow; and a device for covering soil.
Patent KR-20010027862-A (KR)
Inventor: CHOI IN SEOK
IPC: B01D11/04
Filed: 1999-09-16
Abstract: PURPOSE: Disclosed is a separation method of available component, dichlorohydrin, from the byproducts of epychlorohydrin preparation process. CONSTITUTION: The available component separation method makes use of the separation equipment that is composed of upside chamber, downside chamber, the first packed layer, the second packed layer and support. The byproduct mixture is fed into the feeding hole (25) of the upside chamber (21) and flows down to the upper packed layer (33), the first packed layer, which plays a role of increasing of droplet size and supporting the down packed layer (34). The structured materials in the upper packed layer (33) use Raschig ring, Pall ring, Intalox saddle or Berl saddle prepared with various materials such as ceramic, carbon, metal, or polymer. The proper size of the packing material is 1 - 3 inch. However, the downside packed layer (34) uses 100 - 300 kg/m3 of glass wool as packing material to increase liquid droplet size of high boiling temperature byproducts. The down flowing rate is 0. 5 - 7 cm/sec.
Patent KR-20000000126-A (KR)
Inventor: JO KYUNG YUN
IPC: E02D5/18
Filed: 1999-09-20
Abstract: PURPOSE: A hooking device for a hammer grab used for digging up the earth inside of a steel pipe while a pile construction in a civil-engineering or an architectural construction is conducted. CONSTITUTION: A hooking device for a hammer grab comprises: a body part(11) having a space inside; a hooking unit(20) being to be separated into an upper and a lower parts and installed removably in the upper part of the body part for connecting thoroughly to the space in the body part vertically; a crown(12) having a space connecting thoroughly and installed in the lower part of the body part by bolt contraction; a bucket(13) installed in the both sides of the lower part of the crown for being able to open and close easily; an up and down rod(48) installed in the inner space of the body part for moving up and down by an up and down chain(49) connected to a crane; and an open and closing instrument(14) installed connectively in the lower part of the up and down rod for opening and closing the bucket.
Patent KR-20010028674-A (KR)
Inventor: KIM DONG HYEON
IPC: H01L27/06
Filed: 1999-09-22
Abstract: PURPOSE: A method for manufacturing a hole of a semiconductor device having high selectivity using reactive ion etching is provided to prevent undesired etching during an etching process for forming a self-aligned contact hole, by using C4F8 gas as etching gas in a reactive ion etching chamber to obtain high selectivity. CONSTITUTION: A conductive layer pattern having an upper surface and a side surface is formed on a semiconductor substrate(100). A cap layer(133,143) composed of the first insulating material is formed on the conductive layer pattern. A spacer(151,152,161,162) composed of the first insulating material is formed on a side surface of the conductive layer pattern and the cap layer. An insulating layer composed of the second insulating material is formed on the semiconductor substrate to cover the cap layer and the spacer. A mask layer pattern is formed on the insulating layer. The insulating layer is etched in a reactive ion etching chamber by using the mask layer pattern as an etching mask, wherein C4F8 gas of 10-20 sccm is used as etching gas and carbon monoxide gas not greater than 400 sccm and inert gas of 200-600 sccm are used as additive gas. Oxygen gas not greater than 10 sccm is supplied into the chamber. Pressure of the chamber is 20-60 milli torr, and radio frequency power applied to the chamber is 1000-2000 watts. The temperature of the chamber is 0-60 deg.C.
Patent KR-20000035001-A (KR)
Title: Semiconductor device
Inventor: SISIDO ITSURO
IPC: H01L23/08
Filed: 1999-10-14
Abstract: PURPOSE: A semiconductor device is provided to prevent the semiconductor chips from being twisted and degenerated due to a thermal variations, and to minimize joint error. CONSTITUTION: A semiconductor device includes a board(12), a semiconductor chip(14), and a structure(18). The semiconductor chip(14) is implemented on the board(12). The structure(18) covers at least the outer surface of the semiconductor chip(14). The structure(18) is of characteristics same to or near from a thermal expansion coefficient of the board(12). The structure(18) is bound on the surface of the semiconductor board(12) of the semiconductor chip(14). The board(12) is further made of an organic material. The structure(18) is further of a metal or an alloy material.
Patent KR-20000035011-A (KR)
Inventor: FURUKAWA DOSHIHARU
IPC: H01L21/027
Filed: 1999-10-14
Abstract: PURPOSE: In a semiconductor integrated circuit chip, a method is provided for forming contact holes self-aligned with metal wiring patterns. CONSTITUTION: A thick dielectric layer(12) is formed on a substrate(10) and then a thin hard mask layer(14) is formed on the dielectric layer(12). A first photoresist layer is formed on the hard mask layer(14), exposed through a first mask, and developed, so that parallel and linear patterns of the photoresist layer are obtained on the hard mask layer(14). Next, the hard mask layer(14) is selectively etched through the patterns of the photoresist layer, so that a portion of the dielectric layer(12) is exposed through the etched hard mask layer(14). After that, the photoresist layer is removed. Successively, on the etched hard mask layer(14) and the exposed dielectric layer(12), a second photoresist layer is formed, exposed through a second mask, and developed to form a pattern. Next, the dielectric layer(12) is selectively etched through both the pattern of the second photoresist layer and the hard mask layer(14), so that trench recesses for metal wiring are formed. After the second photoresist layer is removed, the dielectric layer(12) is further etched to the top of the substrate(10), and sub-critical contact hole recesses(22) deeper than the trench recesses are formed thereby. The recesses are then filled with a metal.
Patent KR-20000035049-A (KR)
Inventor: OSAKABE YOSHIO
IPC: H04N5/00
Filed: 1999-10-19
Abstract: PURPOSE: A data transfer control device is provided to overcome the problems of the data transfer system using an IR remote controller or a wire remote controller in order to realize more various controls. CONSTITUTION: A data transfer control device comprises collective units(20,30,40) and plural sub units(21,22,23,24; 31,32; 41,42) within the collective units. The collective units(20,30,40) provide real functions. The sub units(21,22,23,24; 31,32; 41,42) are lower lank than the unit and collective unit for embodying logical functions. The sub units comprise at least functional block. The functional block is lower lank than the sub unit and collective block for embodying logical functions.
Patent KR-20000035198-A (KR)
Inventor: VYDRA JAN
IPC: C03C25/002
Filed: 1999-11-03
Abstract: PURPOSE: The core glass for an optical fiber preform, the preform produced using the core glass and processes for producing the core glass and an optical fiber are provided, to obtain the optical fiber which is stable to the UV light and useful for the transmission of UV light. CONSTITUTION: The core glass is prepared by depositing fine SiO2 and forming synthetic quartz glass on a substrate by flame hydrolysis and direct vitrification of silicon compounds, wherein the hydrogen content of the quartz glass is below 1 X 10¬18 molecule per cubic centimeter. The hydrogen content of the quartz glass is preferably in the range of 2 X 10¬15 to 1 X 10¬17 molecule per cubic centimeter, and its content of hydroxyl groups is more than 100 wt.-ppm.
Patent KR-20010045165-A (KR)
Inventor: LIM YOUNG JIN
IPC: E06B3/74
Filed: 1999-11-03
Abstract: PURPOSE: A wooden door and the manufacturing method are provided to reduce the manufacturing costs of a door material and a door board and to improve external appearance. CONSTITUTION: A wooden door comprising a door material(5) formed in a rectangular frame and a door board(15) fixed to the inside of the door material. The door material comprises a door core(6) composed by installing the remnants of square bars and an exterior board(8) attached to the outer surface of the door core and made of synthetic wood. The door board comprises a pair of outer boards(20) made with synthetic wood, a latticed stiffener(24) arranged between outer boards and finishing materials(22) attached between the outer boards on the outer circumferential face of the stiffener.
Patent KR-20000035437-A (KR)
Title: Nested feed forward distortion reduction system
Inventor: MYER ROBERT EVAN
IPC: H03F1/32
Filed: 1999-11-12
Abstract: PURPOSE: A nested feed forward distortion reduction system is provided to use a nested feed forward arrangement for a correction amplifier to reduce a distortion generated from a main amplifier on a main path of signal and to reduce the distortion generated from the correction amplifier. CONSTITUTION: A signal on a main path of signal and a path of feed forward(82) is split. The signal is amplified from the main path of signal, and a part of the amplified signal having a distortion is secured. The part of the amplified signal having the distortion and the signal from the path of feed forward are combined. The distortion on the path of feed forward(82) is split on a correction path(90) and the nested path of feed forward(82), and the distortion on the correction path(90) is amplified. A part of the amplified distortion having a second distortion is secured. The part of the amplified distortion having the second distortion and the distortion from the nested path of feed forward are combined, and the distortion having the reduced second distortion from the correction path and the distortion on the main path of signal are combined by using the second distortion on the nested path of feed forward(82) for reducing the second distortion on the correction path.
Patent KR-20010046557-A (KR)
Inventor: KIM JUNG HO
IPC: A01C7/04
Filed: 1999-11-08
Abstract: PURPOSE: An apparatus for scattering a main cultivation field with seeds of ginseng is provided to reduce the period of cultivation, to improve the quality of ginseng, and to save the cost of production. CONSTITUTION: The apparatus for scattering a main cultivation field with a seed(11) of ginseng is constructed as a self-driving vehicular apparatus. A movable rod(2) of the apparatus picks up one seed of ginseng from a seed pick-up part(3) in a seed hopper(1). When the rod reaches to a top dead point, a rotating brush(6) falls down the seed via a seed guide pipe(5). The rod moves downward for inserting the seed into the main cultivation field after the seed arrives at the ground. The surface of the main cultivation filed is balanced by a guide(7), thereby the seed is buried under a desired depth. Finally a soil cover device(8) located at the rear side of the guide covers and compress the main cultivation filed with soil.
Patent KR-20010054128-A (KR)
Inventor: PARK CHAN UNG
IPC: F16H59/00
Filed: 1999-12-03
Abstract: PURPOSE: A start switch of a card key vehicle is provided to actuate the start switch while a shift lever is on a P-range in the card key vehicle for automatically shifting and to improve productivity and safety by installing a switch lock device. CONSTITUTION: A start switch(3) installs a switch lock device between the start switch and a shift lever(5) not to start an engine by locking the start switch while the shift lever is not located on a P range. If the shift lever is located on the P range, a locking lever(25) is released from a locking groove(27) of a button member(17). If the shift lever is not located on the P range, the locking lever is inserted to the locking groove of the button member to prevent push movement of the button member. Thereby, the start switch ensures safety from an accident caused by trouble of the vehicle of an automatic transmission.
Patent KR-20010054956-A (KR)
Inventor: LEE KI WON
IPC: F17D3/00
Filed: 1999-12-08
Abstract: PURPOSE: A controlling method and device for a gas leakage alarming and blocking device are provided to block the driving power applied to a motor driving unit by detecting a stopped state of the motor driving unit and to prevent the damage on a motor and neighboring control circuits by precisely controlling the motor driving unit. CONSTITUTION: An opening and closing command is detected by switch input. Then, a motor(M) is driven toward an opening or closing direction. Then, the voltages at both ends of the motor are detected. The voltages are converted into currents for inputting into a microcomputer. And the voltages at both ends of the motor are detected in a stopped state of the motor. After converting the voltages into currents, the change in the currents is calculated. If the level of the currents is zero, a power supply passage of a control unit(16) toward the motor in a motor driving unit(18) is blocked.
Patent KR-20010062921-A (KR)
Inventor: SON JONG HO
IPC: G11C11/40
Filed: 1999-12-21
Abstract: PURPOSE: An input buffer circuit hardly affected by bouncing noise is provided to reduce bouncing noises by comprising a controller for cutting off a glitch. CONSTITUTION: The input buffer(200) includes a buffer portion(210) and a control portion(220). The buffer portion buffers a pad input signal(pad) in response to a chip selection signal(csb) and transfers the buffered pad input signal to the inside of a semiconductor memory device. The buffer portion has an inverting portion(211) and a delay portion(212). The inverting portion inverts the pad input signal in response to the chip selection signal. The delay portion delays the output signal of the inverting portion and generates a pad output signal(padout). The control portion connects with the buffer portion and suppresses a glitch phenomenon by the bouncing noises in response to the pad input signal and the chip selection signal. The control portion has a glitch suppression portion(221) for suppressing the glitch phenomenon, and an on/off selection portion(222) for controlling the operation of the glitch suppression portion.
Patent KR-20010063552-A (KR)
Inventor: LEE JIN YEOL
IPC: B60J5/10
Filed: 1999-12-22
Abstract: PURPOSE: A watertight structure prevents water from leaking through the weatherstrip installed to a tailgate window. CONSTITUTION: Watertight structures are formed at 3-4 spots on the lower side of a tailgate window. The watertight structure sinks a lower panel inward to form a drain groove(15) and upwardly extends an outside lower panel forming a flange where a weatherstrip installed to the tailgate window. The upper part of the outside lower panel is bent inward to form a bent part to increase adhesion with the weatherstrip. Therefore, the watertight structure drains water outside through the drain groove(15), thereby increasing watertight performance. In addition, separate sealer or pad is not necessary.