baber/WOPTO huggingface dataset:
Patent KR-20010039719-A (KR)
Title: Method for planarization
Inventor: FAIRCHOK CYNTHIA
IPC: B24B37/00
Filed: 2000-07-14
Abstract: PURPOSE: A method of flattening polymer layer is provided to flat photoresist layer without reducing the thickness of a different material layer such as dielectric layer while manufacturing a semiconductor device. CONSTITUTION: A polymer layer which contains photoresist is flattened through a chemical mechanical polishing method. An abrasive composition used in this case is very selective to a dielectric layer, and especially its selection ratio to a silicon nitride layer is about 10:1, preferably at least about 1000:1. This composition is at least of pH 8 or so, preferably pH 11 to 13 or so. A typical abrasive composition can contain abrasive material such as silica or alumina basic solution. An oxidizing component resides as much as 2 wt.%, an abrasive composition can contain a strong base and requires no oxidizing agent or no abrasive material. A proper strong base contains a hydroxide such as a trimethyl ammonium hydroxide or sodium hydroxide.
Patent KR-20020008890-A (KR)
Title: Word self output
Inventor: KO JUN MYEONG
IPC: G06K15/00
Filed: 2000-07-20
Abstract: PURPOSE: A self-printing a document method is provided to offer convenience by enabling a user to print a document without regard to the space and to save paper and supplies by preventing thoughtless printing. CONSTITUTION: The method comprises steps of a user inserting a diskette wherein a document is recorded(101), automatically processing document opening and printing process via a specific program by automatically recognizing the program used for writing the document and automatically driving the program(102), a printer converting into a stand-by state while the document is sent to the printer by a command for printing(103), a document side output unit automatically sensing the amount of the document, calculating pages and transmitting the printing amount to a charge calculating unit(104), displaying the data about pages and charge on a monitor and requesting the user to input money(105), transmitting a print starting command to the printer if the amount of the money inputted by the user is more than the printing amount or the same(106), processing printing and automatically returning change to the user(107), and finishing all flows(108).
Patent KR-20020009689-A (KR)
Title: Coolant reproduction apparatus for cleaning of heat exchanger
Inventor: JANG BU BAEK
IPC: F25B43/00
Filed: 2000-07-26
Abstract: PURPOSE: A cleaning refrigerant recycling apparatus of a heat exchanger is provided to prevent environmental pollution by separating refrigerant from washing fluid in cleaning the heat exchanger, and to reduce waste of refrigerant by reusing refrigerant and recycling refrigerant promptly. CONSTITUTION: A washing fluid drain valve(101) and a heater(2) are installed in a recovery tub(1) recovering washing fluid after cleaning a heat exchanger. A cooler(3) is mounted in the recovery tub to cool refrigerant gas, and a blower(5) discharging air to an outdoor unit(4) is connected to a refrigerant reservoir(6). Remaining refrigerant, washing fluid and oil are supplied to the recovery tub in washing the heat exchanger, and refrigerant is evaporated with heating refrigerant and washing fluid mixture. The evaporated refrigerant is supplied to the cooler, and remaining washing fluid and oil are discharged through the discharge valve. The evaporated refrigerant is liquefied with the cooler and the blower, and air is discharged through the outdoor unit. Liquefied refrigerant is stored in the refrigerant reservoir, and the refrigerant separated from washing fluid and oil is reused. Environmental pollution and waste of refrigerant are prevented with recycling refrigerant by separating from washing fluid and oil.
Patent KR-20020013070-A (KR)
Title: A forming method for fusebox of semiconductor device
Inventor: AHN GYEONG JUN
IPC: H01L21/82
Filed: 2000-08-10
Abstract: PURPOSE: A method for forming a fuse box of a semiconductor device is provided to prevent a fail occurring from a reliability test, by completely intercepting the inside of the device from external moisture. CONSTITUTION: A fuse(14) as a gate electrode is formed in a fuse box region of a semiconductor substrate(10). A mask insulation layer pattern(16) is formed on the fuse, and a nitride layer spacer(18) is formed on the sidewall of the fuse and the mask insulation layer pattern. The first interlayer dielectric is formed on the entire surface, and is etched to expose the fuse at the edge of the fuse box region. A contact pad(22) as a polycrystalline silicon layer is formed on the fuse. The second interlayer dielectric(25) which has the first metal interconnection contact plug(24) coupled to a portion for the first metal interconnection contact of the contact pad, is formed on the entire surface. The first metal interconnection(26) coupled to the first metal interconnection contact plug is formed. The third interlayer dielectric(29) having a via contact plug(28) coupled to the first metal interconnection is formed on the entire surface. The second metal interconnection(30) coupled to the via contact plug is formed.
Patent KR-20020017751-A (KR)
Title: Manufacturing method of seasoned caning product without packing medium
Inventor: CHO JIN HO
IPC: A23B4/00
Filed: 2000-08-31
Abstract: PURPOSE: Provided is a method of canning the seasoned seafood with the liquid packaging medium such as water and edible oil. The seafood is just seasoned and sterilized in vacuum in this method of canning. The method has advantage of keeping the texture, color, flavor, moisture and nutrients of the original raw material. It also reduces the energy in manufacturing because heat penetrate fast to the solid in the can because there is no packing media. CONSTITUTION: The method comprises: an introducing step of the seafood into the can after it is cut, heated roundly at 90-95deg.C for 3-5 minutes and coated with seasoned sauce; a sealing step in the de-gassing system equipped with controller of vacuum and temperature, after controlling vacuum rate to 15-60cmHg inside the can; and a sterilizing step of the above sealed can at 4.0deg.F. The above seasoning sauce is composed of 20-30% red pepper paste, 10-25% of sugar syrup, 5-8% of the tomato paste, 4-7% of vinegar, 3-6% of garlic powder, 3-5% of onion powder and 0.5-0.6% MSG.
Patent KR-20020018341-A (KR)
Title: An air conditioner
Inventor: AHN SANG JIN
IPC: F24F1/00
Filed: 2000-09-01
Abstract: PURPOSE: An air conditioner is provided to efficiently cool the hot air collected in the upper part of a room by discharging cool air through the upper side of a cabinet. CONSTITUTION: An air conditioner includes a cabinet(52); and an upper surface outlet door(80). The cabinet has a heat exchanger and a fan(76) built in and an upper surface outlet(62) on the upper surface thereof for the air flowing out from the heat exchanger to be discharged to upper side. The upper surface outlet door is installed on the upper surface of the cabinet to open and close the upper surface outlet. The air moving to the upper inner side of the cabinet rotates a stepped part(88) of the upper surface outlet door, centering around a rotating rod(82) and inserting part(59) to open the upper surface of the cabinet.
Patent KR-20020019167-A (KR)
Title: Panel core for construction
Inventor: KANG DONG WON
IPC: E04C2/24
Filed: 2000-09-05
Abstract: PURPOSE: An architectural panel core is provided to automatize the manufacture of a panel core, to heighten work efficiency by preventing the middle part of the panel from drooping or breaking by reducing the weight of a panel and to have soundproof and adiabatic effects with high porosity by the incompression of a core. CONSTITUTION: The architectural panel core comprises the steps of: manufacturing a core tub(13) in a trapezoid shape by using pulp mixed with waste paper, starch, a fertility-increasing agent and an inorganic coating agent; interposing a core(12) formed by cutting inorganic mineral fibers or lumped inorganic mineral fibers in the core tub(13); placing the core tub(13) closely in zigzags to make the upper and lower parts of the core tub(13) oppositely; and forming a panel(10) by applying an inorganic adhesive(14) on the upper and lower parts of the core tub(13), then adhering a board(15).
Patent KR-20010050405-A (KR)
Inventor: LEE SEOK MUN
IPC: H01J29/76
Filed: 2000-09-08
Abstract: PURPOSE: A ferrite core of a deflection yoke for a cathode ray tube is provided to supply a ferrite core with a new structure, which is easy to grind, process the inside, and improved in distribution of the internal size with maintaining the merit of a square ferrite core for improving the sensitivity of deflection. CONSTITUTION: The ferrite core(50) of the deflection yoke for the cathode ray tube includes a main ferrite core(51) and an assistant ferrite core(52). The inner and outer faces of the main ferrite core(51) are round. The assistant ferrite core(52) of the flat board type has the regular thickness. The main ferrite core(51) is composed of an open portion(51a), a middle portion(51b) and a neck portion(51c) and the vertical section to the neck portion(51c) from the open portion(51a) maintains a circle, and the diameter becomes smaller and smaller according to being transferred to the neck portion(51c) from the open portion(51a).
Patent KR-20010076198-A (KR)
Title: Machine protection system for rotating equipment and method
Inventor: LAKSHMINARASIMHA ARKALGUD N
IPC: G01M99/00
Filed: 2000-09-19
Abstract: PURPOSE: A machine protection system for rotating equipment is provided, which includes a memory storing baseline vibration amplitude and phase data in a unit circle, and a comparison unit that compares the sensed vibration amplitude and phase with the baseline vibration amplitude and phase data. CONSTITUTION: A vector sensor unit(12) includes one or more proximity probes(14) and an angle position sensor(16). In the present embodiment, the angle position sensor(16) detects an angle position of the rotor. A control system(18), such as the General Electric Mark V control system controls the operation of the gas turbine(10). A processor(20) and memory(22) form part of the control system and receive data input from the vector sensor unit(12). The memory(22) stores baseline vibration amplitude and phase data in a unit circle(24), which incorporates deviation ranges for triggering alarms. Vibration temporal displacement is measured by the vector sensor unit(12) and is characterized by both amplitude and phase. Vibration alarms are generated by comparing with a comparator in the control system(18) the proximity probe amplitude and phase measurements vectorially with a set of baseline displacement values, including baseline vibration amplitude and phase data.
Patent KR-20010050619-A (KR)
Title: Male contact
Inventor: KONO TOSHIAKI
IPC: H01R13/04
Filed: 2000-09-23
Abstract: PURPOSE: To provide a male contact engaged with a female contact, that is produced by bending a single sheet of metal plate, having high electrical contact reliability with female contact regarding the male contact which has an engaging part that engages with a base part and the female contact, and moreover which has an engaging part formable in small size using a plate part having high productivity and satisfying desired strength. CONSTITUTION: This male contact comprises by bending two metallic sheets overlapped, each having a base portion 20 with an engaging portion 10 extended therefrom. The engaging portion 10 is provided with a flat portion 15 extended in an engaging direction P from the surfaces 11-1 and 12-1 of mutually overlapped sheets 11 and 12 which are opposite to respective engaging surfaces.
Patent KR-20010039936-A (KR)
Title: A method and system for managing a cache memory
Inventor: MCNUTT BRUCE
IPC: G06F12/08
Filed: 2000-09-28
Abstract: PURPOSE: A method and system for managing cache memory are provided to improve a hit ratio and to include sprite access function of the RAID(redundant array of independent) storage. CONSTITUTION: The method for managing the cache memory comprises the steps of determining whether request data exists in a first cache or not in response to the data access request of a host computer and whether the data exists in the second cache unless in the first one. If the data exists in the second cache, accessing the group of segments in a storage. The method comprises the steps of storing the segment group in the second cache and storing the first segment including request data in the first cache. If the requested data is stored in the first cache or if the first cache stores the first segment, accessing to the requested data.
Patent KR-20010070113-A (KR)
Title: Semiconductor memory device and method of controlling the same
Inventor: FUJIOKA SHINYA
IPC: G11C5/14
Filed: 2000-09-29
Abstract: PURPOSE: A semiconductor memory device is provided to enter the device into a low power consumption mode and exit the device from a low power consumption mode with reliability. CONSTITUTION: The semiconductor memory device includes an entry circuit, an internal voltage generator, an external voltage supplying circuit, and an internal circuit. The internal voltage generator generates an internal voltage in each mode after the power supply is switched on, and supplies the internal voltage to the internal circuit. The entry circuit receives a control signal and inactivates the internal voltage generator when it detects a predetermined state of the control signal. When the internal voltage generator is inactivated, the generation of the internal voltage is stopped. At the same time, the entry circuit activates the external voltage supplying circuit. This external voltage supplying circuit supplies the power supply voltage as the internal voltage to the internal circuit.
Patent KR-20020028120-A (KR)
Title: Process for Preparing Fatty Acid Ester Using Metal-oxide Catalyst
Inventor: CHOI JAE KYUNG
IPC: C07C67/48
Filed: 2000-10-07
Abstract: PURPOSE: Provided is a preparation method of fatty acid esters by reacting fatty acids with alcohols by using metal oxides catalyst and by eliminating glycerin from the resultant reaction products. The yield is high when fats and low molecular alcohol are reacted and the catalyst, not being soluble in the reactants, is recovered and reused, thereby making the reaction environment-friendly. CONSTITUTION: The process comprises: reacting the vegetable oils and animal fats with 2-40 times(mole ratio) much of alcohol and 0.1-10wt.%(based on the fats) of metal oxides catalyst at 60-200deg.C for 0.5-18 hours to obtain fatty acid esters and glycerin; and separating the above reaction products to isolate the esters. The above vegetable oils are oils of soybean, rapeseed, sunflower seed, castor seed and palm, the animal oil being tallow. The above alcohols are methanol, ethanol, propanol, n-butanol and 2-ethylhexanol while the metal oxides catalysts are Al2O3,γ-Al2O3, MgO, MnO and ZnO.
Patent KR-20010051056-A (KR)
Inventor: HIRA YASUO
IPC: G09F9/00
Filed: 2000-10-17
Abstract: PURPOSE: To provide a film to improve image quality which improves the viewing angle characteristics of an image display device and which suppresses deterioration of an image by external light, and to provide a material and a process to produce the film with good productivity. CONSTITUTION: The film has microlenses, a light-shielding layer and a light- diffusing layer. The transmittance of the light passing the light-shielding layer is modulated by changing the concentration of silver or a compound containing silver atoms dispersed in gelatin. By disposing the aforementioned film above a liquid crystal cell, an image display device having high viewing angle characteristics and high contrast characteristics is realized.
Patent KR-20020032040-A (KR)
Title: Optical system for a pinhole camera
Inventor: CHANG YO SEPH
IPC: G02B9/58
Filed: 2000-10-25
Abstract: PURPOSE: An optical system for a pin hole camera is provided to reduce a production cost, simplify a configuration thereof, and minimize a volume thereof. CONSTITUTION: A first lens(10) is a negative amplification lens. The first lens(10) includes a concave surface(1) at a body side(O) thereof and an aspheric surface(2) at an upper side thereof. A second lens(20) is a positive amplification lens. The second lens(20) includes a concave surface(3) at a body side(O) thereof and a convex surface(4) at an upper side thereof. A third lens(30) is a positive lens. The third lens(30) includes convex surfaces(5,6) at a body side(O) and an upper side thereof. A fourth lens(40) is a negative lens. The fourth lens(40) includes concave surfaces(7,8) at a body side(O) and an upper side thereof.
Patent KR-20020033987-A (KR)
Title: Preparation of polymer-liquid crystal microcapsules using swelling/phase separation (SPS) method
Inventor: PARK NO HYEONG
IPC: C08J3/12
Filed: 2000-10-31
Abstract: PURPOSE: Provided is a method for more effectively and simply producing a polymer-liquid crystal microcapsule, which optionally controls the size of a liquid crystal according to swelling degree. CONSTITUTION: The method comprises the steps of (i) dispersing a polymer particle in aqueous solution containing 0.1-0.3% surfactant, (ii) emulsifying a reactive monomer containing liquid crystal in aqueous solution containing 0.1-0.3% emulsifier, slowly stirring the resulting emulsion at 25-30 deg.C and swelling the emulsion, and (iii) polymerizing the monomer to induce a phase separation, so as to prepare a polymer-liquid crystal capsule containing monodisperse liquid crystal particles.
Patent KR-20010051383-A (KR)
Inventor: BAEK GI HO
IPC: G03F7/004
Filed: 2000-11-01
Abstract: PURPOSE: Provided are a photoresist composition, containing a photoresist resin comprising at least two polymers having different properties, for a resist flow process and a method for forming contact holes by using the photoresist composition. CONSTITUTION: The photoresist composition comprises the photoresist resin, a photoacid generator, and an organic solvent, wherein the photoresist resin comprises a first copolymer containing at least one comonomer selected from the group consisting of the formula 1a and the formula 1b and a second copolymer containing at least one comonomer selected from the group consisting of the formula 2a and the formula 2b. The contact hole pattern is formed by a process comprising the steps of: forming a first photoresist pattern on an etched layer by using the photoresist composition; forming a second photoresist pattern by thermally flowing the photoresist at 120-190deg.C by the resist flow process. In the formula, R2 is hydrogen, substituted or unsubstituted C1-C10 straight or branched alkyl or aryl, R8 is hydrogen or methyl, R17 is an acid-sensitive protecting group, each of R and R' is substituted or unsubstituted C0-C10 straight or branched alkylene, and each of x and y is 1 or 2.
Patent KR-20010016094-A (KR)
Title: fluorescent lamp controller
Inventor: KIM GI DAE
IPC: H05B41/14
Filed: 2000-11-01
Abstract: PURPOSE: An apparatus for controlling operation of fluorescent lamp is provided to achieve prevention against insufficient initial pre-heating time, noise caused by switching, and damage to devices caused by over-current and over-voltage. CONSTITUTION: An apparatus comprises an initial pre-heating time delay circuit(111) installed at a power supply line, switching enhancement circuits(106,107) for forcibly turning on TR1 and TR2 when the pulse of pulse transformers(T1,T2) is changed from "on" to "off", so as to prevent heat generation and loss caused by the noise current produced between driving transistors(FE1,FET2), a noise reduction circuit(110), over-voltage detection circuits(C2,R8) for preventing erroneous operation of the device caused by over-voltage, an over-voltage protection circuit(102) for comparing the over-voltage and a predetermined voltage, an over-current detection circuit(108) for protecting the device from over-current, an over-current protection circuit(103) for comparing the over-current and a predetermined current, and a pulse signal generating IC(109) which stops operation when an abnormality is detected from the result of comparison performed by the over-voltage protection circuit and the over-current detection circuit.
Patent KR-20020035297-A (KR)
Title: Apparatus for regulation vibrate quanity in handphone
Inventor: SHIN MYEONG SEOK
IPC: H04B1/40
Filed: 2000-11-06
Abstract: PURPOSE: An apparatus for controlling the vibration capacity of a mobile phone is provided to arouse customers' interest by enabling the customers to easily control the intensity of a vibration motor according to the customers' intentions, and by adequately adjusting the current required for the vibration motor in case that the mobile phone is operated as a vibration mode. CONSTITUTION: A power supply unit(100) provides power supply to all sorts of devices of a mobile phone. A microprocessor(200) receives a vibration mode applied from a user and controls whole system. A multiplexer(300) receives the vibration mode outputted from the microprocessor(200) and outputs the vibration capacity desired by the user. A vibration motor driving unit(400) drives the vibration motor according to a control signal of the vibration capacity outputted from the multiplexer(300).
Patent KR-20020036588-A (KR)
Title: Mask assembly for cathode ray tube
Inventor: KWON JONG SIK
IPC: H01J29/07
Filed: 2000-11-10
Abstract: PURPOSE: A mask assembly of a cathode ray tube is provided to minimize doming of a shadow mask by improving a structure of a mask frame to allow the shadow mask to be expanded in a horizontal direction. CONSTITUTION: A mask assembly of a cathode ray tube comprises a shadow mask(10), a mask frame(20) for supporting the shadow mask(10), many springs(30) for mounting the mask frame(20) to a panel, and an expanding element for allowing the shadow mask(10) to be expanded in a horizontal direction. The mask frame(20) includes a bottom(22) having an electron beam passage aperture, and a side(24) bent from four edges of the bottom(22) toward the shadow mask(10) and welded to a skirt(16) of the shadow mask(10). The expanding element is formed by one or two protruded parts(24a). The protruded part(24a) is formed outward at the side(24) of the mask frame(20) between welding areas for the skirt(16) of the shadow mask(10).
Patent KR-20020037787-A (KR)
Inventor: LIM BYEONG GEUN
IPC: H04L12/56
Filed: 2000-11-15
Abstract: PURPOSE: An Internet IP(Internet Protocol) multicasting/broadcasting method in a mobile communication system is provided to transmit one IP multicasting/broadcasting message from a PDSN(Packet Data Serving Node) to a BSC(Base Station Controller)/PCF, transmit the IP multicasting/broadcasting message to a BTS(Base Transceiver Station) managed by the BSC/PCF in the BSC/PCF, and transmit the IP multicasting/broadcasting message to a system broadcasting/multicasting traffic channel or control channel in the BTS. CONSTITUTION: A PDSN(201) transmits a multicasting/broadcasting message to a BSC/PCF(211) through a TCP/UDP(Transport Control Protocol/User Datagram Protocol) port. The BSC/PCF(211) receives the multicasting/broadcasting message and transmits the received multicasting/broadcasting message as a cellular multicasting/broadcasting request type to all or a part of BTSs(221) according to the attribute of message header information. The BTS(221) transmits a received BSC message to a broadcasting channel so that the corresponding message is received in a mobile communication terminal(302).