baber/WOPTO huggingface dataset:
Patent KR-20020002631-A (KR)
Title: A method for forming a word line of a semiconductor device
Inventor: KIM GWANG OK
IPC: H01L21/28
Filed: 2000-06-30
Abstract: PURPOSE: A method for forming a wordline of a semiconductor device is provided to easily form a pattern of a predetermined size, by using two hard mask layers to pattern the wordline so that the thickness of a photoresist layer is reduced. CONSTITUTION: A metal thin film for the wordline is evaporated on a semiconductor substrate(11). A stacked structure of the first hard mask layer(15) and the second hard mask layer is formed on the metal thin film for the wordline, wherein the first and second hard mask layers are formed by insulation layers having different etch selectivities. A photoresist layer pattern is formed on the second hard mask layer by using a wordline mask. The second hard mask layer and the first hard mask layer are sequentially patterned by using the photoresist layer pattern as a mask. The metal thin film for the wordline is patterned by using the patterned second and first hard mask layers as a mask. The remaining portion of the first and second hard mask layers is removed to form the wordline.
Patent KR-20020006054-A (KR)
Title: Adhesion structure of actuator for inkjet printer and suitable method for it
Inventor: KIM IL
IPC: B41J2/01
Filed: 2000-07-11
Abstract: PURPOSE: A structure for bonding a piezoelectric material in an actuator of an ink jet printer is provided to make a bonding material joined uniformly over an entire surface of piezoelectric material without need to apply the bonding material over an entire surface of a vibration plate, thereby precisely bonding a piezoelectric material to a vibration plate. CONSTITUTION: The structure is obtained by placing a mask(S) having a desired shape over a vibration plate(50), applying a bonding material(2) over a surface of the mask(S) so that the bonding material(2) is applied on the vibration plate(50) at a constant interval, and pressing a piezoelectric material, after removing the mask(S), so that the bonding material(2) is spreaded over the entire surface of the vibration plate(50). The mask(S) helps the bonding material(2) being applied at a precise interval. The vents(S1) of the mask(S) can be designed to have a desired size and position so that the bonding material(2) is applied in a predetermined position to a small thickness.
Patent KR-20020007536-A (KR)
Title: Lighting panel board having a explosion and flame proof
Inventor: CHOI SEUNG JIN
IPC: H02B1/28
Filed: 2000-07-15
Abstract: PURPOSE: A cabinet panel board having an explosion proof structure is provided to continuously maintain a main rotary knob or a sub rotary knob in an on/off status, and ensure an explosion proof structure resistible against the outside air. CONSTITUTION: A switching rotary shaft(26) is positioned on a rear surface of a holding part(23) to be connected with a rotary shaft of a main contact part inside a case through a coupling hole(25). Insertion recesses(27a,27b) are formed at the same line on the outside of the coupling hole(25). A metal ball(28) and a coil spring(29) are formed on the insertion recesses(27a,27b) to be contacted with an outer circumference of the switching rotary shaft(26). A locking unit forms through holes(30a,30b) at predetermined positions of an outer circumference of a rotary knob contacted with an inner circumference of the cylindrical case. As the holding part(23) rotates, coupling recesses(31a,31b) are formed on an outer circumference(24) of the cylindrical case in a manner that positions of the coupling recesses are coincided with those of the through holes(30a,30b) to form a path.
Patent KR-20020008719-A (KR)
Title: Driving circuit of converter
Inventor: LEE O JAE
IPC: H02M1/08
Filed: 2000-07-25
Abstract: PURPOSE: A converter driving circuit is provided to reduce turn-on loss by adding a time delay circuit having a diode, resistance and PNP transistor to a driving circuit of FET, and allowing the FET to be turned on when a voltage applied to the FET is minimal, resulting in a reduced an increased efficiency, and a reduced size. CONSTITUTION: A transformer(T) includes first and second windings(W1,W2) formed at a primary side and a third winding(W3) at a secondary side so that a frequency conversion is performed. A first transistor(Q1) is disposed at the primary side of the transformer(T), and turned on based on a first resistance when an input voltage is applied thereto. A second transistor(Q2) is turned on when the first current drawn to the first transistor(Q1) is increased, and allows the first transistor(Q1) to be turned off. A first capacitor is charged through a diode when a second current is drawn to the secondary side of the transformer(T). A third transistor(Q3) controls that the second current is terminated and the first transistor(Q1) is turned on after a certain time delay by the first capacitor. An input part includes the transformer T, the first transistor(Q1), the second transistor(Q2), and the third transistor(Q3). An output part is disposed at the secondary side of the transformer(T) and outputs a converted frequency transmitted thereto through the third winding(W3).
Patent KR-20020011306-A (KR)
Inventor: KIM KYONG BOK
IPC: G09F19/00
Filed: 2000-08-01
Abstract: PURPOSE: Provided is a sign using vacuum space which has an elongated life time by placing a sign or object to be displayed into a vacuum space, thereby a reflective material applied on the sign or object does not denatured. CONSTITUTION: The sign comprises a case(10) having an inner space(10b) defined by side walls and a cover(10a), provided with an exhaust pipe(10c), a sign(20) or 3-dimensional object(30) to be placed in the case. The inside of the case is evacuated through the exhaust pipe(10c). Therefore, the sign and the object can be kept in a vacuum without exposure to the air and thus the material used for manufacturing the sign or the object is not denatured or deteriorated. Accordingly, the life span of the sign and object can be elongated.
Patent KR-20020012069-A (KR)
Title: ELD Display Unit Possible Both Side Display and Method
Inventor: PARK WON SEOCK
IPC: H05B33/00
Filed: 2000-08-05
Abstract: PURPOSE: A double sided organic electroluminescence display and method for manufacturing the same is provided to display information through both sides of the display by attaching transparent electrodes to both surfaces of the display. CONSTITUTION: A double sided organic electroluminescence display comprises a glass substrate(10); a transparent anode electrode(20) formed onto the glass substrate, and which injects hole by applying a positive voltage to an organic layer(30) and induces the light emitted from a light emitting layer to be radiated through the front surface of the substrate; an insulator(50) deposited between the anode electrode and a cathode electrode(40), and which divides sub pixels so as to allow each sub pixel to radiate different colors; the organic layer disposed onto the center of the anode electrode, and which is constituted by the light emitting layer, an electron transport layer, an electron injection layer, a hole transport layer and a hole injection layer; the cathode electrode disposed onto the insulator, and which receives a negative voltage and supplies electrons to the organic layer; and a cathode connection metal(60) deposited onto the cathode electrode, and which serves as a transparent electrode like a-ITO or IXO and induces the light emitted from the light emitting layer to be radiated in the rear direction from the substrate.
Patent KR-20020015427-A (KR)
Title: A method of preparing mixed drafting paper for plant growth and a mixed drafting paper prepared by the same
Inventor: BAE BONG SIK
IPC: A01G13/02
Filed: 2000-08-22
Abstract: PURPOSE: A process of preparing mixed paper consisting of a single layer or a double layer comprising synthetic pulp and natural paper is provided. Whereby, the mixed paper has excellent air and moisture permeability and suitable water holding capacity, reduces working time and manpower, and is reusable. CONSTITUTION: In manufacturing the titled mixed paper, 20 to 40% by weight of one or two or more natural pulps is mixed with 80 to 60% by weight of one or more synthetic pulps selected from the group consisting of polyethylene, polypropylene and polyester and then surface-treated with a calendar press roll. The mixed paper has a total basis weight of 30 to 150g/cm¬2.
Patent KR-20020015842-A (KR)
Title: Sound system with sound amplifier added D/A converter
Inventor: KIM SEONG U
IPC: H04N5/60
Filed: 2000-08-23
Abstract: PURPOSE: A sound signal generator having a D/A converter included in a sound amplifier of the generator is provided to remove noise by using a digital signal not an analog signal. CONSTITUTION: A sound signal generator includes a detector(10), a sound processor(20), a D/A converter(31), a sound amplifier(30) and a speaker(40). The detector detects a received RF signal, and a sound processor receives a sound signal among a signal inputted through the detector to filter the sound signal and converts the analog sound signal into a digital signal. A D/A converter converts the digital signal into an analog signal, and a sound amplifier amplifies the analog signal to a predetermined level. A speaker outputs the sound signal amplified by the sound amplifier to the outside.
Patent KR-20020017340-A (KR)
Title: Method of Driving Liquid Crystal Panel in Dot Inversion and Apparatus thereof
Inventor: JUNG YONG CHAE
IPC: G02F1/133
Filed: 2000-08-30
Abstract: PURPOSE: A method and an apparatus for driving an LCD panel by using a dot inversion method is provided to maintain constantly the amount of voltage supplied to liquid crystal cells by using the dot inversion method. CONSTITUTION: A gate drive IC(10) is used for driving gate lines(GL), separately. A data drive IC(12) is used for supplying a video signal to a data line(DL). A multitude of liquid crystal cells(LC) and a multitude of TFT(Thin Film Transistor)(14,16) are formed in an LCD panel. The TFTs(14,16) are used for switching video signals supplied to the liquid crystal cells(LC). The liquid crystal cells(LC) are installed in intersection points of the data lines(DL) and the gate lines(GL). The TFTs(14,16) are located in the intersection points. The gate drive IC(10) drives the gate lines(GL) by supplying gate drive pulses to gate lines(GL). The data drive IC(12) supplies the video signals to the data line(DL) whenever the gate drive pulses are generated.
Patent KR-20020018456-A (KR)
Title: Yes-Home System embodied total e-business of members, group, tourism and shoppingmall
Inventor: KIM HEE SOO
IPC: G06F17/00
Filed: 2000-09-01
Abstract: PURPOSE: A system for embodying total electronic commerce is provided to support various kinds of information exchanges by linking a meeting based on members, a group, a company, and a native place in each local area using the Internet and embody an electronic commerce by linking a member store. CONSTITUTION: If a server(SLIP/PPP) host is connected by inputting an Internet site address(URL) on a web browser address search window(110), the homepage of a native place thinking service is displayed(120). The homepage is transmitted to a web server through the server host receiving user identification information(for example, a user ID inherent number). The web server checks whether a user is a member or not based on the user identification information. If the user is not a member, the user is registered as a member and the web server stores member information in a user managing database(140). If the user is a member, the received user identification information is transmitted to a common gateway interface. A CGI searches the user managing database based on the received user identification information(160), and extracts a user specific character using user information corresponded to the user identification information(170). The user identification information is transmitted in the user managing database, and information document data adapted to a user specific character are displayed(190).
Patent KR-20020021880-A (KR)
Inventor: JUNG JE SEOK
IPC: H01J9/24
Filed: 2000-09-18
Abstract: PURPOSE: A plasma display panel assembly is provided to effectively radiate heat that is generated from electronic components of a circuit board by providing an auxiliary heat radiating device on a heat sink. CONSTITUTION: A plasma display panel assembly comprises a rear glass substrate, a front glass substrate, and a chassis(20). The chassis(20) is mounted on rear side of the panel assembly. On the chassis(20), a circuit board(200) having many electronic components is arranged for interactively transferring electrical signals to/from the panel assembly. In the circuit board(200), a heat sink(210) is arranged for fast radiation of heat that is generated from the electronic components such as FET(field effect transistor), due to a high voltage applied to the plasma display panel assembly. The heat sink(210) includes an auxiliary heat radiating device(230) for facilitating heat radiation. The auxiliary heat radiating device(230) goes through a through-hole that is formed to match the auxiliary heat radiating device(230). The end of the auxiliary heat radiating device(230) is fixed on the surface of the chassis(20).
Patent KR-20020021945-A (KR)
Title: Cooking method of a chicken jeongol
Inventor: KIM YOUN GI
IPC: A23L13/50
Filed: 2000-09-18
Abstract: PURPOSE: Provided is a method of preparing the chicken casserole in which the specific chicken odor and the fats are eliminated by seasoning before the chicken is boiled in the oven. The casserole and the starch noodle to go with the above casserole is separately packed and stored for long period in the freezer until use. CONSTITUTION: The preparation method comprises: a pre-treating process in which the feather, intestine, head and legs are eliminated and the rest is cleaned; a dipping process of the above pre-treated chicken at 5-10deg.C for 12-17 hours in a seasoning solution which consists of 70-80wt.% of water, 1-2wt.% of refined salt, 0.2-0.5wt.% of sugar, 0.05-0.2wt.% of sodium glutamate, 0.02-0.1wt.% of black pepper, 0.02-0.1wt.% of the combined pepper seasoning, 0.5-2wt.% of ground garlic and 0.1-0.5wt.% of ground ginger; a boiling step of the above chicken in the oven at 100-120deg.C for 30-60 minutes; a step of obtaining the above chicken meat; another dipping step of the above chicken meat into the seasoning solution comprising 1-2wt.% of chicken stock, 1-2wt.% of soy sauce, 0.5-0.8wt.% of refined salt, 0.3-0.9wt.% of sodium glutamate, 2-4wt.% of combined meat seasoning, 0.1-0.4wt.% of sesame oil, 0.2-0.6wt.% of the combined pepper seasoning, 3-7wt.% of red pepper powder, 0.2-0.5wt.% of pepper oil, 0.001-0.02 wt.% of black pepper and 60-80wt.% of water; and the packing step of the above second time seasoned chicken meat and starch noodle separately and storing in the freezer.
Patent KR-20020026123-A (KR)
Inventor: KIM CHANG EUI
IPC: G06Q50/26
Filed: 2000-09-30
Abstract: PURPOSE: A system for managing internet situation is provided to increase the efficiency of a work by displaying data according to the significance of the data for a person in charge to promptly recognize the data, and by ordering the person in charge to promptly process the data. CONSTITUTION: A web site(10) performs a confirmation of a real name of a person using a database including addresses, names, resident registration numbers and so on(21). The web site(10) checks up on the person's background using the database and a caller ID technology(22). The web site checks an input person's credit using an input person database(23). The web site analyzes data inputted(70) and verifies the truth of data(70)(24). The web site(10) performs a statistical processing(25). The web site(10) uses a modeling technology(26) and a filtering technology(27). Information verified is displayed with colors on a monitor or a map(50). In case that the information verified is displayed or provided, the information is promptly transmitted to a person in charge(40). In case that a relevant point on the screen is clicked, detail data of the point are displayed(80). The information verified is provided(60). The person in charge(40) changes the display of the information(42) using the person's password(41). In case that the input person inputs data(70) to the web site(10), the data(70) are simply processed.
Patent KR-20020031626-A (KR)
Title: Viewing restriction method of a satellite broadcasting system using an area code
Inventor: HWANG BO HAN
IPC: H04N7/20
Filed: 2000-10-20
Abstract: PURPOSE: A method of restricting watching of a satellite broadcast using an area code is provided to restrict watching of a satellite broadcasting program using an area code of a viewer, such as zip code or telephone number. CONSTITUTION: Subscriber information including an area code identifying the area of each satellite broadcast subscriber is recorded in a smart card and the smart card is issued to each subscriber. When a satellite broadcasting program provider requests restriction on watching program for a specific area(S201), a satellite broadcasting transmission system generates a control word signal to scramble satellite broadcasting program data(S203), and creates an entitlement control message(ECM) stream including the control word signal and watching restriction area code and an entitlement management message(EMM) stream including watching authority information(S205). The scrambled satellite broadcasting program data, ECM stream and EMM stream are multiplexed to be transmitted through a broadcasting satellite(S207). A satellite broadcasting receiver descrambles a multiplexed satellite broadcasting signal sent from the broadcasting satellite into the scrambled satellite broadcasting program data, ECM stream and EMM stream(S209). The watching restriction area code is extracted from the ECM stream and compared with the area code of the subscriber recorded in the smart card(S213). When the area codes accord with each other, watching the broadcasting program is restricted(S215).
Patent KR-20020034483-A (KR)
Title: Method for cooling of hot coil and equipment therefor
Inventor: KIM YONG MIN
IPC: B21C47/00
Filed: 2000-11-02
Abstract: PURPOSE: A method for forcibly cooling a hot rolled coiled coil is provided which not only shortens a cooling time of the hot rolled coil, but also increases efficiency of the manufacturing process through the continuity with cooling process and shape correction process, and an equipment used in the method is provide. CONSTITUTION: In a method in which a hot rolled strip having a high temperature is coiled in a coil, and the hot rolled coiled coil is rapidly cooled, the method for forcibly cooling the hot rolled coiled coil comprises the processes of water cooling the hot rolled strip to a temperature of 100 deg.C or less by uncoiling the hot rolled coiled coil having a high temperature at a temperature of 400 deg.C or more; and coiling the dried hot rolled strip after drying the water cooled hot rolled strip. The equipment for forcibly cooling the hot rolled coiled coil comprises an uncoiler(112) continuously supplying the strip by uncoiling a hot rolled coil having a high temperature into a strip; a cooling means(120) for cooling the strip transferred from the uncoiler(112); a drying means(140) drying the strip transferred from the cooling means(120); and a recoiler(116) recoiling the dried strip.
Patent KR-20010051406-A (KR)
Inventor: IWASAKI KATSUYO
IPC: H01J29/70
Filed: 2000-11-02
Abstract: PURPOSE: To Improve symmetry of asymmetric distortion between side beams to obtain better quality for focusing by generating magnetic fields to give opposite correction for respective spot distortions to three electron beams. CONSTITUTION: Cross-sectional shapes of side beams are changed, in such a manner that cross-sectional shape of one side beam becomes more intense than the other side beam in degree of long or short sideways by disposing a pair of magnetic field generating members 11, 11', 12 and 12' at screen side ends, so as to sandwich each of side beams out of three electron beams from top and bottom to form a localized barrel-shaped magnetic field between the paired field generating members.
Patent KR-20020036536-A (KR)
Title: method for propagating enterprise using live broadcasting on internet
Inventor: SHIN HYOUNG BUM
Filed: 2000-11-10
Abstract: PURPOSE: A company PR(Public Relations) Method using internet live broadcasting is provided to right evaluate a company and attract investment in a stock market by informing the accurate information of the company to investors. CONSTITUTION: The method comprises steps of a user connecting to a company PR site(S101), displaying the name of a company on the web browser of a user system(S102), the user selecting a specific company(S103), displaying the basic information items(S104), the user selecting basic data(S105), displaying the financial statements of the company as data(S106), the user selecting PR data(S107), displaying the data to enhance the image of the company(S108), the user selecting a real time live broadcasting(S109), displaying the live relay-available place(S110), the user selecting a specific place(S111), and relaying the selected place through the Internet in real time(S112).
Patent KR-20020036926-A (KR)
Title: Method for crystallizing silicone layer
Inventor: JU SEUNG GI
IPC: H01L21/26
Filed: 2000-11-11
Abstract: PURPOSE: A method of crystallizing a silicon thin film is provided to remarkably improve characteristics of a thin film transistor including electron mobility and leakage current characteristic. CONSTITUTION: An amorphous silicon thin film is formed on a transparent substrate. The amorphous silicon thin film is patterned, to form a crystalline source region(60), an active region(67) and a channel(63) connecting the crystallized source region to the active region. The patterned amorphous silicon thin film is heat-treated to crystallize the crystalline source region and the active region. The crystalline source region includes an area(61) on which MIC source metal is deposited and an area(62) on which the source metal is not deposited.
Patent KR-20020044024-A (KR)
Title: Device for extracting air in vehicle using a switch
Inventor: JUN WON SEOK
IPC: B60H1/12
Filed: 2000-12-05
Abstract: PURPOSE: An indoor air extractor interlocked with door is provided to remove momentary difference of pressure between indoors and outdoors by extracting air in a car room to outside on opening and shutting the door. CONSTITUTION: An extractor comprises a door-interlocked switch(20); an air extraction blower(40); and a control unit(30). The door-interlocked switch comprises a casing(22); and a plunger(24). The casing is installed to a center pillar(10) and has a fixed contacting point on an inner circumferential part thereof. The plunger is pressurized by a spring(28) to slide on an inside of the casing and has a movable contacting point corresponding with the fixed contacting point on a periphery thereof. The air extraction blower discharges indoor air to outside by electricity supplied by a battery. The control unit transmits signal to the air extraction blower to actuate when the fixed contacting point and the movable contacting point contact.