baber/WOPTO huggingface dataset:
Patent KR-20030002788-A (KR)
Title: Method for forming the semiconductor device
Inventor: KIM JONG GUK
IPC: H01L21/02
Filed: 2001-06-29
Abstract: PURPOSE: A method for fabricating a semiconductor device is provided to prevent polysilicon from being left without increasing etch time and etch quantity by blanket-etching a photoresist layer and a native oxide layer in a cell region and a peripheral circuit region and by etching a polysilicon layer in an unnecessary portion while reducing selectivity of the photoresist layer and the native oxide layer regarding polysilicon. CONSTITUTION: A semiconductor substrate having transistors and bitlines in the cell region and the peripheral circuit region is prepared. A nitride layer(100) and an oxide layer(110) for forming a capacitor are deposited on the bitline. After a capacitor formation portion is defined in the cell region, poly(120) for a lower electrode of capacitor is deposited on the resultant structure. After a photoresist layer(130) is deposited in the cell region, the poly for the lower electrode of capacitor in the peripheral circuit region is isotropically etched in a multilevel process using CF4 and O2 gas.
Patent KR-20030002872-A (KR)
Title: Method of forming contacts of semiconductor memory device
Inventor: JANG HEON YONG
IPC: H01L27/108
Filed: 2001-06-30
Abstract: PURPOSE: A method for forming a contact in a semiconductor memory device is provided to improve cell efficiency and to minimize a contact size in a peripheral region by improving the step-coverage between a cell region and the peripheral region without CMP. CONSTITUTION: A storage node contact hole for exposing a desired portion of a cell region and the first contact hole for exposing a desired portion of a peripheral region are simultaneously formed by sequentially forming and patterning the first nitride layer(2) and an etch stopper. A storage node contact and the first contact layer(3) are formed by filling a conductive layer into the storage node contact hole and the first contact hole. By forming and selectively etching the second insulating layer on the resultant structure, the second contact hole is formed. A storage node(7) and the second contact layer(6) are simultaneously formed in the cell and peripheral region, respectively. An upper electrode(8) is formed on the storage node(7). After forming the third insulating layer(9) on the resultant structure, contact holes are formed to expose the upper electrode(8) and the second contact layer(6) by selectively etching the third insulating layer(9).
Patent KR-20030003543-A (KR)
Inventor: CHA DONG GEUN
IPC: H01L21/00
Filed: 2001-07-03
Abstract: PURPOSE: An interface board of semiconductor manufacturing equipment is provided to prevent defects of the interface board by changing capacitance of an electrolytic condenser equipped in the interface board. CONSTITUTION: The electrolytic condensers of the interface board have each capacitance of 47 micro F 50V, and 470 micro F 16V. An element(101) can be equipped with a heat sink(102) to dissipate heat generating at the element.
Patent KR-20020094869-A (KR)
Inventor: KONISHI KUNIYOSHI
IPC: A45D44/02
Filed: 2001-07-10
Abstract: PURPOSE: To provide an equipment for hair cut which enables mutually adjacent customers having hair cut not face each other and promises hair dressers an efficient and safe work in a relatively small occupying space. CONSTITUTION: A shop is divided into a working section and a reception section 2 with a cabinet 4 used for reception, and the working section is constituted so that a front cabinet 5 which is just in front of a chair for hair cut 7, has an outer door 5b with a mirror 5a, a suction pump 9a for an air cleaning device 9 in a storage 5e, and a card holder 10 and a side cabinet 6 which has an information input terminal including a card reader which digitizes customer information, a dent 6b for storage at a place where an air hose 9b is suspended 9f, and a shelf 6a for storage, are placed across each other to make a working cabinet 3. A dust box 8 which has an opening and closing board 8a with an opening and closing switch 8b for detection is placed below the chair 7.
Patent KR-20030006597-A (KR)
Title: Electric Energy Storage System
Inventor: JUNG YONG HO
IPC: H01G4/32
Filed: 2001-07-13
Abstract: PURPOSE: An apparatus for storing electric energy is provided to reduce an electrical resistance of an electrode and enhance capacity of an electric energy storage device by forming easily a plurality of lead lines. CONSTITUTION: An anode, a cathode, and isolation layers are stacked according to an order of the anode, the anode isolation layer, the cathode, and the cathode isolation layer. A cylindrical body(15a) is formed by winding the stacked material around a pipe-shaped core. The anode is located at an upper portion of the cylindrical body(15a). The cathode is located at a lower portion of the cylindrical body(15a). A plurality of lead lines(20) are formed to connect the anode with the cathode by using a laser or a wire cutting device. The length of an inner circumference(17a) of the pipe-shaped core exceeds twice as large as the width of the lead line(20).
Patent KR-20030008797-A (KR)
Title: Home Appliance Controlling System and Operating Method for the Same
Inventor: JUN DEOK GU
IPC: H04L29/06
Filed: 2001-07-20
Abstract: PURPOSE: A home appliance control system is provided to install controlled home appliances within a building by using an existing telephone network without another private line, thereby installing many home appliances. CONSTITUTION: Network equipments are composed of a gateway(N1) and a hub(N2). An operating device(B) has an authorized IP address accessible from an Internet network, and sets private IP addresses to many home appliances(A1,A2,A3). Home appliance built-in communication modules(C1,C2,C3) store the private IP addresses, and convert information of the Internet network, to make the home appliances(A1,A2,A3) transceive the information with the Internet network. Many adapters convert the transceived information according to Ethernet and general telephone network standards, to transceive information with general telephone networks, and connect the communication modules(C1,C2,C3).
Patent KR-20030012085-A (KR)
Title: Realtime Credit Card Settlement System and Method thereof
Inventor: JANG SEUNG HYUK
Filed: 2001-07-30
Abstract: PURPOSE: A system and a method for the real time credit card payment are provided to promptly pay the payment price to a settlement account of a seller and to automatically remit the user's credit card payment price received from a credit card company to the account of a payment service provider from the account of a cooperating shop. CONSTITUTION: A real time payment card terminal requests the payment to a payment service provider system as the seller connects to the system. A credit card approval processor(110) gives a payment code by confirming that the information inputted from the payment terminal is the instant payment and processes a use approval request and the approval by transmitting the credit card information to a credit card company. A payment processor(120) instantly pays the card use price to the seller by using a result of the approval processor(110) and stores the payment price and the payment code in a payment database(124). A money collection manager(130) transfers the received card payment price to the account of the payment service provider from the account of a cooperating shop and stores the data of the payment price and the cooperating shop in a money collection database(134).
Patent KR-20030013162-A (KR)
Title: Method for preparing metal oxide slurry for chemical mechemical polishing with low defect
Inventor: DO WON JUNG
IPC: H01L21/302
Filed: 2001-08-07
Abstract: PURPOSE: A method for fabricating metal oxide slurry for CMP to reduce the amount of defect is provided to improve defects by controlling sintered diamond used as a raw material of an orifice. CONSTITUTION: A premixer(1) is used for mixing metal oxide with deionized to form a metal oxide slurry of predetermined density. The metal oxide slurry is injected into an orifice of a distribution chamber(3) by using an intensifier pump(2). The metal oxide slurry is dispersed in the inside of the distribution chamber(3). The chamber is formed with a sintered diamond instead of engineering plastic, tempered glass plastic, carbon steel, SUS, and ceramic. The sintered diamond is fabricated by using a compact shape. A diameter of particles of the diamond compact is about 15 micro meter. The diamond compact is fabricated by using particles of Co.
Patent KR-20030013786-A (KR)
Title: An apparatus for blocking dispersion of dust in a coal drier
Inventor: HUH MYEONG GU
IPC: C10B57/10
Filed: 2001-08-09
Abstract: PURPOSE: An apparatus for blocking scattering of dust in coal drier is provided to block internal dust from flowing out to the outside, thereby improve working conditions and prevent environmental pollution by completely sealing gap formed in a connection region between a rotation part that is rotated in a direction and a chute the position of which is fixed. CONSTITUTION: In a facility in which coal is supplied into a cylindrical rotation part(114) rotated in a direction so that the coal is dried in the rotation part(114), the apparatus for blocking scattering of dust in coal drier comprises a condensate water pipe(2) which is arranged in the center of the rotation part(114) so that condensate water generated from the inside of the rotation part(114) is flown into the rotation part(114); a first tank(10) in which circular ring shaped inner spaces (P1) are connected to each other by means of the condensate water pipe(2) and a plurality of connection pipes(12,13), and which is mounted on the outer circumferential surface of the rotation part(114) so that the first tank(10) is rotated together with the rotation part(114); and a second tank(20) that is equipped with circular ring shaped inner spaces (P2) to which the upper part of circular ring shaped guide liners(15) extended from the first tank(10) is slidingly connected so that a certain amount of condensate water is filled in the circular ring shaped inner spaces (P2), and that is connected to a circular ring shaped subsidiary chute(25) so that position of the second tank(20) is fixed for the first tank(10) rotated, wherein the circular ring shaped subsidiary chute(25) is fixedly arranged to encircle upper and lower discharge ports(114a,114b) from which hot gas and coal are discharged.
Patent KR-20030016002-A (KR)
Inventor: MUN SU DONG
IPC: F16B2/20
Filed: 2001-08-20
Abstract: PURPOSE: A clip is provided to simplify the arrangement of wire rings or tubes having various diameters by a sub clip fixed to a main clip, thereby improving the assembling workability. CONSTITUTION: A clip includes a main clip(100) and a sub clip(200). The main clip(100) has a main body(110) formed with a groove(111) on an inner surface for receiving a tube or a wire ring(1) and holding grooves(112) of a predetermined width at both sides of a front surface, a holding hook(120) integrated with a side surface of the main body(110) to be captured on the inner surface of a perforation hole of a panel, and straps(130) extended from both sides of a front surface of the main body(110) adjacent to the holding grooves(112) by a predetermined distance. The sub clip(200) has a sub body(210) formed with coupling grooves(211) at both sides of a lower part for passing the straps of the main clip(100) and a clamp(220) coupled with a top surface of the sub body(210) for elastically inserting the tub or wire ring.
Patent KR-20030018336-A (KR)
Inventor: PARK SE JONG
IPC: F16H61/02
Filed: 2001-08-28
Abstract: PURPOSE: A manual down shift control method of an automatic transmission is provided to control a speed shift according to a slop travel condition and a vehicle speed condition upon a manual down shift in a traveling vehicle on a downward slop. CONSTITUTION: A vehicle travel state detector(100) detects a vehicle travel state varied according to the travelling state of a vehicle. A speed shift control device(200) outputs a certain control signal to the vehicle travel state detector to receive a detected signal from the vehicle travel state detector. The speed shift control device outputs a certain control signal to down shift-control a shift gear according to a slop travel condition and a travel speed condition after a manual down shift control is performed in a traveling vehicle. Then a driving device(300) changes the shift gear down by being synchronized by a speed shift duty control signal outputted from the speed shift control device. Thus, a speed shifting shock is reduced and speed shifting performance is improved.
Patent KR-20020018113-A (KR)
Inventor: FUJISHIRO TAKAHIRO
IPC: H04L9/32
Filed: 2001-08-29
Abstract: PURPOSE: A method and a device for confirming validity of certificate are provided to authenticate the validity of a public key certificate by executing the steps and stated before, each time it accepts a request from an end entity. CONSTITUTION: The PKI system of the embodiment is so constructed that a plurality of end entities EE which are user terminals for taking electronic procedures, or request accepting servers for accepting requests from user terminals so as to take electronic procedures for the user terminals, a plurality of certification authorities(CA) for issuing and managing public key certificates, and a certificate validity authentication center(VC) for authenticating the validity of a public key certificate in compliance with a request made by the end entity(EE), are interconnected through a network(NET) formed of, for example, LANs, WANs and the Internet connecting them.
Patent KR-20020074050-A (KR)
Title: Rice transplanter
Inventor: KURANO JUNJI
IPC: A01C11/02
Filed: 2001-08-30
Abstract: PURPOSE: To provide a rice transplanter having a simplified power transmission structure to a driving structure for longitudinal feed, and a transplanting structure in the rice transplanter capable of forming a seedling-transporting device into a housed posture by dividing the device into right and left two parts. CONSTITUTION: A feed case 19 for receiving the power transmission from a motor part is installed in one of the right and left seedling-transplanting parts, and a driving shaft 63 for longitudinal feed is extended from the feed case 19 over the right and left seedling-transplanting parts. The other part of the right and left seedling-transplanting parts is constituted so that the part may receive the power transmission from the driving shaft 63 for the longitudinal feed through a chain-transmission structure 91.
Patent KR-20030021052-A (KR)
Title: Drum belt assembling structure in home appliances
Inventor: LEE SUN JO
IPC: D06F58/08
Filed: 2001-09-05
Abstract: PURPOSE: A structure for assembling a drum belt of home appliances is provided to mount a belt while watching the belt and an idler unit via an assembling through-hole, and simplify repairing process and management of the belt, the idler unit and a motor. CONSTITUTION: A structure for assembling a drum belt of home appliances includes a cabinet(30) receiving various parts and forming an appearance, a drum(40) mounted in the cabinet to rotate by the driving force of a motor transmitted via a belt(50), an idler assembly for applying tension required for the power transmission via the belt to the belt, and an assembling through-hole(60) formed in the cabinet at positions corresponding to the mounting position of the idler unit. The assembling through-hole is provided with a cover(65) for alternatively closing the assembling through-hole.
Patent KR-20020030248-A (KR)
Inventor: KAWABE YOSHIO
IPC: G01B11/24
Filed: 2001-09-06
Abstract: PURPOSE: A light source for inspecting a transparent body, and a device and a method thereof are provided to inspect the state of bevelling work and convex work accurately, and to inspect the state of flat plate work by using the same light source. CONSTITUTION: A composite light source comprises a light source(10) for dark field observation and a light source(20) for polarized light observation. Light from the light source for polarized light observation is diffused by a diffusing plate(2), and the polarized light is projected to a crystal blank(B) by a polarizer(3). The crystal blank is irradiated with light from the light source for dark field observation. Light transmitted through the crystal blank or scattered and diffracted at the crystal blank is extracted by a polarizer(4) as the polarized light at the predetermined angle. By picking up the image of the light in the polarized state by an image pickup unit(30), contour lines due to the light source for dark field observation are observed in addition to interference fringes due to the light source for polarized light observation. Image signals are transmitted to an image processing unit(40), and the shapes of bevelling work and convex work are inspected from the location of the interference fringes to the contour lines.
Patent KR-20020060043-A (KR)
Inventor: SHIMIZU SATOSHI
IPC: H01L21/8247
Filed: 2001-09-07
Abstract: PURPOSE: To improve the reliability of a non-volatile semiconductor storage. CONSTITUTION: The non-volatile semiconductor storage has a semiconductor substrate 1, having a principal surface and has on the principal surface a plurality of memory-cell transistors, in each of which the set of a source 2 and a drain 3a or the set of the source 2 and a drain 3b is formed respectively via a tunnel oxide film 4 between its source and drain. Further, at least either of the source 2 or the set of the drains 3a, 3b contains nitrogen respectively, such that the respective peaks of the concentrations of nitrogen is positioned in the vicinities of their surfaces.
Patent KR-20020077638-A (KR)
Inventor: JUNG CHEOL SU
IPC: H01M10/0565
Filed: 2001-09-11
Abstract: PURPOSE: Provided is a lithium secondary battery containing a polymer electrolyte excellent in ionic conductivity and not causing an inside short, and a process for producing the lithium secondary battery. CONSTITUTION: The lithium secondary battery(1) comprises a cathode(2), an anode(3), and the polymer electrolyte(4) formed by impregnating an organic electrolyte into a nonwoven fabric(7) containing a gellable fiber(5), gelled easily by the organic electrolyte, and a non-gellable fiber(6). The polymer electrolyte(4) is bonded to the cathode(2) and the anode(3) by compressing parts(5a) of the gellable fiber(5), contained in the polymer electrolyte(4), into the cathode(2) and the anode(3). The residual parts(5b) of the gellable fiber(5) and the non-gellable fiber(6) are placed between the cathode(2) and the anode(3). The gellable fiber(5) is an acrylonitrile-methyl acrylate copolymer and the non-gellable fiber(6) is a polyethylene, a polypropylene, or a mixture thereof.
Patent KR-20020030255-A (KR)
Inventor: IDE TAKUJI
IPC: H01L25/18
Filed: 2001-10-09
Abstract: PURPOSE: A semiconductor device is provided to reduce fabricating cost, by making an electrical connection between the first and second semiconductor chips through an inner lead portion of a lead disposed at a position around the first semiconductor chip and two bonding wires. CONSTITUTION: The first semiconductor chip has a control circuit, the first bonding pad(11) and a plurality of the second bonding pads(21). The semiconductor chip has a memory circuit and the third bonding pad, disposed on the main surface of the first semiconductor chip, wherein the memory circuit is controlled by a control signal of the control circuit of the first semiconductor chip. The first lead has an inner lead and an outer lead formed as one body with the inner lead. A plurality of the second leads each has an inner lead and an outer lead formed as one body with the inner lead. The first bonding wire connects the first bonding pad of the first semiconductor chip with the inner lead of the first lead. A plurality of the second bonding wires connects the plurality of the second bonding pad of the first semiconductor chip with the inner lead of the second leads. The third bonding wire connects the third bonding pad of the second semiconductor chip with the inner lead of the first lead. A resin sealing material(17) seals the first and second semiconductor chips, the first, second and third bonding wires and the inner leads of the first and second leads.
Patent KR-20030030523-A (KR)
Title: Bypass device for scroll compressor
Inventor: JUNG JONG HUN
IPC: F04C18/02
Filed: 2001-10-11
Abstract: PURPOSE: An apparatus for bypass of a scroll compressor is provided to make assembly easier and to reduce dead volume. CONSTITUTION: An apparatus includes a bypass hole(20) formed on a fixed scroll(3) to discharge refrigerant compressed in a compression chamber; an expanding hole(30) formed on an upper end of the fixed scroll concentrically with the bypass hole; a bypass valve(40) comprising a body part covering the bypass hole and a wing part protrusively formed on a circumference of the body part, and placed in the expanding hole to move up and down so as to open and close the bypass hole; and a fixing jig(50) placed on the expanding hole to limit distance of vertical movement of the bypass valve.
Patent KR-20030034450-A (KR)
Inventor: LEE YONG KU
Filed: 2001-10-23
Abstract: PURPOSE: A job and worker seeking request fitting method and system, and its online service method are provided to enable a job seeker and a worker seeker to make an electronic resume and a worker seeking request form by a simple mouse click operation, and to automatically fit the electronic resume with the work seeking request form by using a fitting program. CONSTITUTION: The system comprises a job seeking client system(20), a worker seeking client system(30) and a fitting system server(40). The fitting system server(40) includes an electronic resume database(42), an electronic worker seeking resume form database(44), and a contents database(46). The fitting system server(40) also performs a function of a web server, and embeds a job and worker fitting program. The electronic resume database(42) stores the electronic resumes made by the job seekers, the worker seeking client system(30) stores the electronic worker seeking request form made by the worker seekers, and the contents database(46) stores the job and worker seeking related contents to be offered via a web site.
Patent KR-20030033864-A (KR)
Title: Red phosphor for UV LED and active matrix LCD
Inventor: CHOI GYEONG JAE
IPC: C09K11/78
Filed: 2001-10-25
Abstract: PURPOSE: Provided is a tungsten-based red phosphor used for a UV LED and an active luminescent LCD, which has excellent luminescent brightness by doping europium and samarium to a tungsten-based oxide matrix. CONSTITUTION: The tungsten-based red phosphor represented by the formula: (M(WO4)y:Euz,Smx) is produced by adding europium oxide as an activator and samarium oxide as an energizer to the tungsten-based oxide matrix. The phosphor has a strong absorption peak in the wavelength range of 400-410nm. In the formula, M is at least one or two metal elements selected from Li, Na, K, Ba, Ca, Mg, and Sr and 0.001<=x<=0.3, 0.5<=y<=3, and 0.01<=z<=0.9.
Patent KR-20030037048-A (KR)
Title: Method for preparation of rice wine or raw rice wine with DISTILLED FRESH WATER
Inventor: LEE PYUNG HAE
IPC: C12G3/02
Filed: 2001-11-01
Abstract: PURPOSE: A process for preparing Korean traditional wines, Takju and Yakju using inorganic mineral free distilled water is provided, thereby preventing the accumulation of the inorganic mineral in the human body. CONSTITUTION: A process for preparing Korean traditional wines Takju and Yakju using inorganic mineral free distilled water comprises the steps of: boiling water at 100 deg. C using a conventional distilled water apparatus to prepare the distilled water(1) which has no inorganic minerals, bacteria and virus; mixing the distilled water(1) with the conventional main ingredients including rice, wheat flour and other grains and the conventional fermentation material; and fermenting the mixture.