baber/WOPTO huggingface dataset:
Patent KR-20020001096-A (KR)
Title: Converter of General Phone and Internet Phone
Inventor: KIM BEOM HUN
IPC: H04L12/66
Filed: 2000-06-24
Abstract: PURPOSE: A connection circuit for enabling a generic telephone to be used as an Internet phone is provided to use a generic telephone as an Internet phone without the necessity of using an expensive chip to recognize a dial key in a special telephone and to offer various and convenient communication functions by connecting software for an ARS function, a VMS function, a voice information function, etc. CONSTITUTION: A connection circuit for enabling a generic telephone to be used as an Internet phone is composed of a relay(22), a hook switch detector(23), a photo coupler(24), an interface(25), a key signal transfer part(30), and an input/output splitter(29). The relay(22) connects the line of a generic telephone(21) to a PSTN(20). The hook switch detector(23), connected between the relay(22) and the generic telephone(21) in parallel, detects the hook state of the generic telephone(21). The photo coupler(24) is connected to the hook switch detector(23). The interface(25) receives the signal of the photo coupler(24) and a control signal from the interface(31) of a PC(28) and controls the relay(22). The key signal transfer part(30), connected between the relay(22) and the generic telephone(21) in parallel, transfers the key signals of the generic telephone(21). The input/output splitter(29), connected to the relay(22) and the sound card(27) of the PC(28), splits the input/output signals of the generic telephone(21).
Patent KR-20020000666-A (KR)
Title: Electronic signature certification method using dynamic program and neural network
Inventor: LEE WAN SEOK
Filed: 2000-06-27
Abstract: PURPOSE: An electronic signature authenticating method using a dynamic program and a neural network is provided to improve the accuracy in authenticating signatures by developing a classifier using a new signature division technique and a neural network theory, and developing learning formats suitable to a corresponding system. CONSTITUTION: First, signatures of respective persons are collected. Then, the collected signatures are sampled as points on a same length of arches by removing noise at first and last portions of the signatures. Next, a most suitable linear equation is obtained from the points. Then, a distance sequence is obtained by calculating the distances between the points from the linear equation. Next, respective sections are divided so that same number of points is distributed with respective sections by determining a basic signature from the signatures. Then, division points of another signatures corresponding to the division points of the basic signature are obtained using a dynamic program algorithm, and then the aligned patterns of respective signatures are obtained for respective divided sections.
Patent KR-20020002515-A (KR)
Inventor: AHN CHI UK
IPC: G02F1/133
Filed: 2000-06-30
Abstract: PURPOSE: A PD-LCD(Polymer Dispersed Liquid Crystal Display) is provided to improve a contrast ratio by adding dyes for absorbing or transmitting beam according to the traveling direction of incident beam, as well as nematic LC molecules to a polymer matrix layer of a PD-LCD. CONSTITUTION: A lower substrate(11) is opposed to an upper substrate(20) with a cell gap. A first driving electrode(12) is arranged inside the lower substrate, and a second driving electrode(18) is formed inside the upper substrate. The first and second driving electrodes are arranged in active or passive matrix type. A polymer matrix layer(15) including nematic LC molecules(15b) and dyes(15c) in microdroplets(15a) is formed between the upper and lower substrates. The polymer matrix layer is obtained by dispersing the mixture of nematic LC molecules and dyes to a polymer matrix having optical isotropy and then curing the mixture with UV(Ultra Violet) rays. Herein, the dyes are black pigments obtained by mixing of RGB(Red,Green,Blue) pigments and are arranged according to an electric field like the nematic LC molecules. The dyes are sorted into P type and N type according to an axis of absorbing beam. If beam is absorbed at a long axis of the dyes, the dyes are P type. In case of a short axis, the dyes are N type. If an electric field is formed between the first and second driving electrodes, the LC molecules and the dyes in the microdroplets are arranged with the long axis parallel with the electric field.
Patent KR-20020002516-A (KR)
Title: Method for forming gate electrode in liquid crystal display device
Inventor: LEE SEUNG MIN
IPC: G02F1/136
Filed: 2000-06-30
Abstract: PURPOSE: A method of forming a gate electrode of an LCD(Liquid Crystal Display) is provided to increase ions of a TFT(Thin Film Transistor) by forming an additional gate electrode on a passivation layer without changing the width of the TFT. CONSTITUTION: A lower gate electrode(200a) is formed on a transparent insulating substrate such as a glass substrate(100), and a gate insulating film(300) is deposited thereon. A semiconductor layer(400) such as a-Si and n+ a-Si is formed on the gate insulating film, and source/drain metal films(500) are deposited. The metal films are etched to form source/drain electrodes(500a,500b), and the semiconductor layer is dry-etched to form a TFT(110). To protect the TFT, an SiNx film is formed on a passivation layer(600). Then, the passivation layer is selectively etched to form a via hole(700) for exposing the source electrode of the TFT. A pixel ITO(Indium Tin Oxide) film(800) is deposited on the passivation layer and contacted with the source electrode of the TFT. At the same time, a metal film is deposited on the passivation layer. The metal film is deposited with the same ITO film as the pixel ITO film preferably to form an upper gate electrode(900). The upper gate electrode is formed by a metal film on the passivation layer as well as the lower gate electrode is when the TFT is formed. Channels of the TFT are formed on the gate insulating film and the passivation layer.
Patent KR-20020006868-A (KR)
Title: The method and system to offer export clearance service based on internet
Inventor: LEE WON YOUNG
Filed: 2000-07-13
Abstract: PURPOSE: A method and a system for offering an Internet-based custom service are provided to minimize the time and cost for customs by enabling an exporter to collectively manage the preparation of commercial invoices and customs entry for export on the Internet, to contribute to the prompt physical distribution flow, and to strengthen the international competitiveness. CONSTITUTION: The method comprises steps of a user of a client connecting to a DNS(Domain Name System) of a server system and passing through a user authentication process via a web server(200), the authenticated user registering the exporting goods on the exporting goods registration web page transmitted from the server system(210), outputting a commercial invoice of the corresponding exporting goods when the registered exporting goods are shipped(220), declaring the exportation through an EDI(Electronic Data Interchange) system of the Office of Customs Administration by converting the data of the registered export items into customs declaration data for export clearance(230), outputting an export clearance certification by frequently checking the clearance of the cleared exporting goods(240), and notifying the clearance to a receiver via an electronic document transfer medium(250).
Patent KR-20020009067-A (KR)
Title: Field emitter of field emission display device and manufacturing method thereof
Inventor: JUNG JAE HUN
IPC: H01J1/304
Filed: 2000-07-24
Abstract: PURPOSE: A field emitter of an FED(field emission display) device and a method for manufacturing the same are provided to enhance current uniformity, avoid damage by removing a resister layer from a metal island, and facilitate work process. CONSTITUTION: A field emitter of an FED comprises a metal island(403b) at a center of a substrate, a cathode electrode(403a) spaced from the metal island(403b), a resistor layer(405) of impurity doped amorphous silicon thin film for connecting the metal island(403b) to the cathode electrode(403a), a gate insulating layer being between the metal island(403b) and the resist layer(405) and having gate holes for partially exposing the surface of the metal island, a gate electrode, and a micro tip(411) on the metal island(403b) within the gate holes. The metal island(403b) is spaced from the cathode electrode(403a) by 0.1-20 micrometers.
Patent KR-20010021352-A (KR)
Title: Color cathode-ray tube
Inventor: NAKAGAWA SHINICHIRO
IPC: H01J29/07
Filed: 2000-08-18
Abstract: PURPOSE: To provide a color picture tube enhancing a visibility by shaping an effective surface of a shadow mask to have high curved surface holding strength, thereby decreasing a difference of a thickness of a inner and outer surface of an effective part of a panel. CONSTITUTION: A color picture tube has a panel(3) having an outer surface of an effective part(1) of a substantially short shape which is almost flat or slightly curved and a shadow mask(9) having a substantially shot-shaped effective surface(6) of a curved surface forming a convex-shape on the side of a fluorescent screed(5t), wherein when 1<RHC/RHA=<3 when a minimum value of a radius of a curvature of a minor axis of the effective surface is RVmin, a maximum value is 1>Rvmin/Rvmax>=0.3, an average radius of a curvature of the major axis direction is RHA and a radius of a curvature of a major axis direction in of the center the effective surface is RHC.
Patent KR-20020015521-A (KR)
Title: a duplexer having surface patterned resonators
Inventor: JUNG I BONG
IPC: H01P1/205
Filed: 2000-08-22
Abstract: PURPOSE: A duplexer having surface pattern resonator is provided to reduce the size of duplexer by arranging an LC resonator functioning as a pole at the outer surface of the duplexer. CONSTITUTION: A duplexer comprises a plurality of transmission lines(61 to 66) formed at a predetermined interval within a body(50) surrounded by conductors; inductors(71,72) for forming conductive circular patterns at the outer surface of both end transmission lines(61,66) from among the transmission lines; capacitors(81,82) formed by using conductive patterns at each end of inductors; capacitors formed by the dielectric arranged between transmission lines; and capacitors formed by the dielectric arranged between an external conductor and transmission lines.
Patent KR-20020016181-A (KR)
Title: The refregerator using expansion with the function of condenser
Inventor: CHOI JIN UNG
IPC: F25B39/00
Filed: 2000-08-24
Abstract: PURPOSE: A freezer using expander with condensing function is provided to reduce manufacturing cost of installation of a condenser in the freezer by minimizing the size of the condenser or removing the condenser. CONSTITUTION: A compressor(1) is connected with a combined motor and generator(5) and an expander(2). A first connecting pipe(11) is formed between an outlet of the compressor and an inlet of a humidity controller(10). A second connecting pipe(12) is formed between an outlet of the humidity controller and an inlet of the expander for wet vapor refrigerant whose humidity is controlled in the humidity controller to flow into the expander. A third connecting pipe(13) is formed between an outlet of the expander and an inlet of a condenser(3). A fourth connecting pipe(14) is formed between an outlet of the condenser and a circulating pump(20) to deliver liquefied refrigerant to the circulating pump. A fifth connecting pipe(15) is formed between an outlet of the circulating pump and a refrigerant flow controller(30). A sixth connecting pipe(16) is formed between an outlet of the refrigerant flow controller and an inlet of the humidity controller to deliver a part of the liquefied refrigerant to the inlet of the humidity controller. The other outlet of the refrigerant flow controller is connected with an inlet of a vaporizer(4) and a seventh connecting pipe(17). An eighth connecting pipe(18) is formed between an outlet of a vaporizer and an inlet of the compressor to deliver gaseous refrigerant vaporized in the vaporizer.
Patent KR-20020015617-A (KR)
Title: Detecting Sensor, Its Manufaturing Method and Measurement System of Rare-earth Element using Surface Plasmon Resonance.
Inventor: EOM NYEON SIK
IPC: G01N21/00
Filed: 2000-08-22
Abstract: PURPOSE: Provided is a rare earth element sensor by surface plasmon wave resonance which coats a detection film on a gold thin film to select rare earth elements selectively so that it shows small in size and light in weight compared with preexisting products. CONSTITUTION: The rare earth element sensor by surface plasmon wave resonance comprises the parts of: a prism which receives light to induce surface plasmon wave resonance; a thin glass plate which shows the same refraction rate as the prism to combine with the prism; a nickel chrome layer which improves contact with metal for exciting the glass plate and the plasmon; a gold thin film layer which is vacuum evaporated on the glass plate to generate plasmon reaction as concentration of the rare earth elements; a thin detection film which is vacuum evaporated on the gold thin film to response to rare earth elements selectively; and a cell which is combined with the detection film to put samples for measurement.
Patent KR-20020017556-A (KR)
Title: Septic Tank Combining Odor Reagent and Odor Removal Equipment
Inventor: LEE IK JAE
IPC: C02F3/00
Filed: 2000-08-31
Abstract: PURPOSE: Provided are septic tank combining odor control reagent and odor removal equipment, which is characterized in that H2S is dissolved in water by increasing pH, and ammonia is removed by odor control reagent. CONSTITUTION: The odor reagent is made by mixing loess of 30-50% and elvan powder of 50-70%. The odor control reagent contains SiO2 of 45-55%, Al2O3 of 25-30%, and Fe2O3 of 10-15%. The odor control reagent is made by the following steps: (a) crushing loess with 80-100 mesh; (b) mixing with boron of 0.3-0.5%, NaCl of 0.5-0.7%, MgSO4 of 0.2-0.4%, and agar of 0.5-0.7%; (c) injecting water for water content of 20%; (d) stabilization at 30-35 deg.C for 72 hours, and drying thereof; (e) processing thereof for being 80-100 mesh; (f) mixing processed loess of 30-50% and elvan powder being 60-100 mesh of 50-70%; and (g) powdering the mixture.
Patent KR-20020018305-A (KR)
Title: Apparatus for controlling contrast of a on-screen display
Inventor: LEE SANG HUN
IPC: H04N5/57
Filed: 2000-09-01
Abstract: PURPOSE: A brightness control apparatus for on screen displays is provided to maintain brightness of screen of on screen display optimum even when the contrast of the main screen is lowered. CONSTITUTION: A brightness control apparatus comprises an inverter(270) for inverting the contrast voltage input from an external source to adjust contrast; a variable limiter(260) having, as an output level, the contrast voltage inverted by the inverter, and where on screen display signal is input; a mixer(210) for synthesizing the on screen display signal which has a level converted by the inverter and variable limiter, and a main image signal; a pre-amplifier(220) for amplifying the signal synthesized and output from the mixer, in accordance with the contrast voltage; and a buffer(250) for amplifying the on screen display signal output from the variable limiter and the main image signal.
Patent KR-20010030372-A (KR)
Title: Method and appratus for vaporizing liquid materials
Inventor: MIYAMOTO HIDEAKI
IPC: B01F23/10
Filed: 2000-09-14
Abstract: PURPOSE: A method and an apparatus for gasifying a liquid material are provided by which gasification of liquid material can be made efficiently and in stabilized state at all times. CONSTITUTION: The apparatus comprises mixing a liquid material(LM) and a carrier gas(CG) while making flow control in a gas-liquid mixing unit(39) in a control valve provided with a liquid flow control function, and discharging the resulting gas-liquid mixture(M) from the nozzle(42) formed in the vicinity of the flow control unit(39) to gasify the liquid material(LM) under reduced pressure.
Patent KR-20010061928-A (KR)
Inventor: IGARASHI TAKESHI
IPC: C01C3/02
Filed: 2000-09-26
Abstract: PURPOSE: A method for producing a catalyst, especially a catalyst is provided which is used in the reaction for the production of hydrocyanic acid and water by thermal decomposition of formamide. Also, provided are the catalyst itself and a process for producing hydrocyanic acid using such a catalyst. CONSTITUTION: The method for producing a catalyst is characterized by sequential exposure of an iron surface to oxidative and reductive atmospheres, wherein the catalyst is a hydrocyanic acid synthesis catalyst; the cycle of respective exposure to a oxidative and a reductive atmosphere is carried out more than once; and the inner surface of an iron pipe is sequentially exposed to oxidative and reductive atmospheres.
Patent KR-20020024864-A (KR)
Inventor: YANG HYEON GI
IPC: H02K15/14
Filed: 2000-09-27
Abstract: PURPOSE: A step motor is provided to insert a magnet into a case, supporting one end of a shaft having conventional bobbins, yoke and lead screw formed using a sliding guide, and vertically apply a pre-pressure to the shaft using a leaf spring tightly closed to the sliding guide by a stopper caulked in an aperture of the case. CONSTITUTION: Two yokes(67) are respectively inserted into first/second bobbins(64,64a) having coils wound so that teeth(66) of the yokes can be engaged with each other. A magnet(69a) which a shaft(69) having a lead screw(68) formed is inserted into is inserted into an internal diameter part of the yoke(67) of a case(60), which is covered by a stopper(70). A sliding guide(80) is inserted to face the yoke(67) positioned in an aperture(65) of the case(60), supports one end of the shaft(69) as well as maintains the rotation center of the shaft. A leaf spring(90) applies pre-pressure to the shaft(69) in a direction perpendicular to the shaft. A left screw supporter(101) of a bracket(100) is coupled to a bottom(61) of the case(60).
Patent KR-20020025268-A (KR)
Inventor: KIM BYEONG GWON
IPC: A61Q5/00
Filed: 2000-09-28
Abstract: PURPOSE: Provided is a hair protective film for a cold permanent of hair, thereby preventing hair from being damaged from a cold permanent and maintaining or recovering hair functions. CONSTITUTION: The hair protective film for cold permanent is used in curling hair on a curling rod. The film is characterized by containing a film or thin layer which has water soluble natural saccharide, plasma or plasma substitute, as a main part and forming alkali soluble thin membrane on the upper and lower sides and right and left sides of the main part.
Patent KR-20020028330-A (KR)
Title: Post program circuit
Inventor: PARK IN SEON
IPC: G11C29/00
Filed: 2000-10-09
Abstract: PURPOSE: A post program circuit is provided to reduce a time and simultaneously secure a sufficient margin by increasing a threshold voltage of an over-erased cell using a coupling effect. CONSTITUTION: A main cell block(60) consists of a plurality of cells(Tn1-Tnn) connected in parallel to the first node(N11), and a main control block(70) controls applying of a voltage into a bit line. The first switching element(T11) switches a potential of the first node(N11) according to the first output signal of the main control block(70). The second switching element(T12) transfers a 5V voltage to the main cell block(60) according to the second output signal of the main control block(70). The third switching element(T13) switches a reference cell current, and is controlled by a reference control block(90). The first sense amplifier(SA11) senses a potential difference between the first node and the second node. The second sense amplifier(SA12) senses a potential difference between a Vref terminal and the first node, and verifies the yes or no of a post program.
Patent KR-20020030390-A (KR)
Inventor: JUN JEA SIK
IPC: G06K7/10
Filed: 2000-10-17
Abstract: PURPOSE: A system for managing entrance/exit using an entrance ticket is provided to provide various kinds of information relating to a theater and museum as well as to enter/exit the theater and museum. CONSTITUTION: The system comprises an entrance ticket(10) consisting of a card type recording medium(5) storing various kinds of information such as text, image, moving image and voice relating to a theater and museum in one side of recording medium and having a circular empty space in center, a protecting cover(3) attaching to the other side of recording media by printing a text or figure as well as preventing the recording medium from distorting and a barcode(1) printing on the protecting cover, a main computer having a management and application program and a database, and managing the entrance/exit by converting the specific information into a barcode or vice versa, a printer printing a barcode on the protecting cover by connecting to the main computer, and a decoder reading and decoding the barcode on the protecting cover of entrance ticket.
Patent KR-20020030986-A (KR)
Title: Method for navigating using mobile terminal
Inventor: OH SEUNG EUN
IPC: H04W4/02
Filed: 2000-10-20
Abstract: PURPOSE: A method for guiding a path using a mobile terminal is provided to guide the path by informing mobile terminal's own position information to a specific other terminal. CONSTITUTION: If a terminal antenna of a following terminal receives an RF(Radio Frequency) including a short message from a base station and transmits the RF signal to a CPU through an RF process unit(S210), the CPU analyzes the received short message and judges whether the short message is a path guidance message having position information of a guidance terminal(S220). If the short message is the path guidance message having position information of the guidance terminal, the CPU confirms whether the mobile terminal is set as a follower by a user(S230). If the mobile terminal is not set as the follower, the CPU displays position information of the guidance terminal on a screen of a display unit(S235). If the mobile terminal is set as the follower, the CPU resets the position of the guidance terminal as a destination and calculates a path from a current position to the position of the guidance terminal(S240). The CPU guides the path to the reset destination according to the calculated result(S250).
Patent KR-20010025209-A (KR)
Title: Business method for providing harmful information intercept service using network and computer readable medium having stored thereon computer executable instruction for performing the method
Inventor: KO JIN SEON
IPC: G06F17/00
Filed: 2000-10-20
Abstract: PURPOSE: A method for filtering an inappropriate content and a recording medium storing a filtering program are provided to minimize filtering error of the inappropriate content, configure a search algorithm for minimizing the error and provide log file search function for the filtering from a remote place via internet. CONSTITUTION: An inappropriate content filtering service provider(10) performs real-time analysis and accumulation of the inappropriate content using an inappropriate content search robot(11) and constructs an inappropriate content data base(14). A user(30) logs on the web server(12) of the service provider(10) via internet(40) and inputs personal information and information for utilizing the filtering service requested by the service provider(10). The service provider(10) constructs a member information data base(13) based on the input information. The user(30) receives a program for filtering the inappropriate content, installs the program in a user's computer and drives the program for setting function of the inappropriate content filtering and a remote management. If the user executes the inappropriate content filtering function of the program, the service provider(10) provides information of a remote inquiry about use of an inappropriate content, member management and the inappropriat content filtering to the user(30).