baber/WOPTO huggingface dataset:
Patent KR-20040009768-A (KR)
Title: Linearization apparatus using peak-to-average power ratio reduction and expansion
Inventor: KIM BEOM MAN
IPC: H03F1/32
Filed: 2002-07-25
Abstract: PURPOSE: A linearization apparatus for reducing and enlarging a peak-to-average power ratio is provided to control the peak-to-average power ratio by using an RF circuit. CONSTITUTION: A linearization apparatus for reducing and enlarging a peak-to-average power ratio includes the first power distributor(40), a rate limiter(42), the first vector modulator(44), the first delay line(46), the second power distributor(50), the second delay line(52), a main amplifier(56), a combiner(48), the second vector modulator(58), an error amplifier(60), and a directional coupler(62). The first power distributor(40) is used for distributing the power of input signal in half. The rate limiter(42) is used for distorting the input signal by lowering the peak-to-average power ratio. The first vector modulator(44) is used for performing a vector modulation process for the distributed signal. The first delay line(46) is used for delaying an output signal of the first vector modulator(44). The second power distributor(50) is used for distributing the power of the output signal of the rate limiter(42) in half. The second delay line(52) is used for delaying an output signal of the second power distributor(50). The main amplifier(56) is used for amplifying the delayed signal of the second power distributor(50). The combiner(48) is used for combining the output signal of the second power distributor(50) with the delayed signal of the first delay line(46). The second vector modulator(58) is used for outputting an error signal by performing the vector modulation process for the combined signal of the combiner(48). The error amplifier(60) is used for outputting an error signal by amplifying the output signal of the second vector modulator(58). The directional coupler(62) is used for outputting a linear signal by coupling the amplified signal of the main amplifier(56) to the error signal of the error amplifier(60).
Patent KR-20040011175-A (KR)
Title: System , Method And Recording Medium For Accounting A On-line Game
Inventor: CHA CHUNG GI
Filed: 2002-07-29
Abstract: PURPOSE: An online game billing system, and a method and a recording medium thereof are provided to make a client computer connect to a game server without passing through a gateway, and carry out a certification and charging function with a billing server independently. CONSTITUTION: The client computer(100) includes an interface module(110), an encryption module(120) encrypting the certification information of a gamer, a polling data generating module(130), a billing server communication module(140), and a game server communication module(150). The polling data generating module periodically generates the polling data representing that a connection state with the game server is polled. A billing server(500) includes a communication module(510), a decryption module(520) decrypting the certification information of the client, a certification module(530), a user database(535), and a settlement module(540). The settlement module settles accounts by checking a connection time between the client and the game server.
Patent KR-20040013982-A (KR)
Title: A lock using an encryption algorithm
Inventor: LEE CHEOL HEE
IPC: E05B49/00
Filed: 2002-08-09
Abstract: PURPOSE: A locking apparatus by using a cryptographic algorithm is provided to prevent the duplication of the key and supply a key with various designs and a simple safekeeping. CONSTITUTION: A locking apparatus by using a cryptographic algorithm includes a key(10), a key reader(20), a key maker(30) and a locking device(40). The cryptography created by a predetermined cryptographic algorithm is stored in the key(10). The key reader(20) reads the cryptography recorded on the cryptographic key. The key maker(30) decodes the cryptography recorded by the cryptographic key and outputs the lock release signal in response to the decoded result. And, the locking device(40) mechanically releases the locking status in response to the locking release signal of the key maker(20).
Patent KR-20040018688-A (KR)
Title: method for cleaning using catalyzer of semiconductor device and apparatus performing the same
Inventor: CHOI CHANG HWAN
IPC: H01L21/304
Filed: 2002-08-26
Abstract: PURPOSE: A method for cleaning a semiconductor device using a catalyst and a system for carrying out the same are provided to be capable of preventing excessive power consumption and improving the cleaning efficiency of the semiconductor device. CONSTITUTION: A preheating process is carried out for increasing the temperature of a heating section(330) of a catalyst section(300) to 2500 °C by applying predetermined power to the heating section from a power supply section(500), while conserving the inner pressure of a reactor(110) in the range of 1-40 mTorr. At the same time, the surface temperature of the reactor is adequately conserved by flowing cooling water through a cooling pipe(106). The predetermined power of the heating section is then blocked. The cleaning gas of NF3 and CF4, and the transfer gas of Ar are flowed into the reactor through an inlet port(102) when the temperature of the heating section is increased to 1500-2000 °C. The cleaning gas is transformed into F-radical state gas. Then, a cleaning process is carried out by supplying the F-radical state gas and the transfer gas through a transfer pipe.
Patent KR-20040018828-A (KR)
Title: Breakwater and seawall end part protection structure
Inventor: YANG WON HOI
IPC: E02B3/12
Filed: 2002-08-27
Abstract: PURPOSE: Protection facilities of a breakwater and embankment are provided to stabilize the body of the breakwater and make the small end function as a sidewalk where people take a walk while looking out over the beach. CONSTITUTION: In forming the structure of a small end(10) installed to the middle part of a breakwater or an embankment slope(1), covering blocks(4) are installed to the surface of the open sea-side slope(3) of the body of the breakwater formed by sand stones(2). A hollow block(11) is horizontally installed to the top of a sand and stone-small end(2a). The outer surface of front and rear peripheral walls(13,13a) of the hollow block are formed as two projected surfaces. Plural depressed parts and prominent parts are formed to right and left wall bodies of the hollow block and the hollow blocks are strongly connected. Sand and stones are filled in the lower part of the inner space of the hollow block. The top of the sand and stone surface of the inside of the hollow block is covered with a square sidewalk block(20) to which square projected parts are installed, to prevent the sand and stones, filled in the hollow block, from coming out. The hollow blocks are installed all over the small end.
Patent KR-20030019235-A (KR)
Title: Dynamic access control of a function to a collective resource
Inventor: DEPERTHUIS HUGUES
IPC: G06F13/362
Filed: 2002-08-30
Abstract: PURPOSE: A method for controlling the access of a function unit to a collective resource and an access control circuit are provided to manage the access to the collective resource through an interface. CONSTITUTION: A minimum number of clock cycles called as latency is imposed between two successive accesses by a function unit(A1,T3,A2). A number of cycles called as a penalty, which is greater than the latency between two successive accesses, is imposed when a given number of successive accesses, which is separated by the latency and by at least the same value as the latency, has previously occurred(T1,T2,T4,GRT,A3).
Patent KR-20040025397-A (KR)
Title: electrode structure of flat display device
Inventor: JANG GYEONG HWAN
IPC: H01J31/12
Filed: 2002-09-19
Abstract: PURPOSE: An electrode structure is provided to achieve improved screen quality by increasing the flatness and precision of the electrode, while reducing assembly procedures and manufacturing costs. CONSTITUTION: An electrode structure comprises a wire cathode for emitting electron beams; a plurality of electrodes(60) spaced apart from the wire cathode, wherein each of the electrodes has a plurality of electron beam passing holes; and plate spacers(70) interposed between the electrodes so as to maintain the gap between the electrodes constant and insulate the electrodes. Each of the plate spacers has a pattern groove for passage of electron beams.
Patent KR-20040026216-A (KR)
Title: Driving apparatus and method for display device
Inventor: MUN SEONG HAK
IPC: G09G3/00
Filed: 2002-09-23
Abstract: PURPOSE: An apparatus for driving a display device and its method are provided to make constant brightness of a screen by compensating phase delay of a scan pulse. CONSTITUTION: According to the apparatus for driving a display device displaying an image signal on a display panel(25) comprising a number of cells, a control part(23) outputs a control signal by receiving a horizontal synchronous signal and a vertical synchronous signal of the image signal. A scan driving part(24) outputs a scan pulse to the panel by receiving the control signal from the control part. A current detection part(43) detects a current being output from the scan driving part and then outputs the detected current. A comparison part(42) compares the current from the current detection part with a reference value and then outputs a voltage. And a pulse control part(41) outputs a pulse control signal capable of controlling a scan pulse width to the control part by receiving the voltage from the comparison part.
Patent KR-20040031529-A (KR)
Title: Method and apparatus for mc/mc-ds dual-mode spreading for adaptive multicarrier code division multiple access system
Inventor: CHOI GWON HYU
IPC: H04L27/26
Filed: 2002-10-07
Abstract: PURPOSE: An adaptive MC(Multi-Carrier)-CDMA device capable of performing a direct sequence conversion function is provided to independently vary reciprocal conversions between an MC-DS(Direct Sequence) CDMA system and an MC-CDMA system as well as each user modulation degree and a repeated transmission degree, thereby reducing an additional signal processing. CONSTITUTION: A user signal processor performs symbol modulation, repetition, and spread processes according to transmission methods appropriate for channel environments of each user relating to bit strings of each user. A synthesizer(210) synthesizes all chip strings of the users. The first interleaving processor(211) receives the added chip strings, and performs an interleaving process. The second interleaving processor(212) selectively performs an additional interleaving process for a signal transmitted from the first interleaving processor(211), depending on whether a determined direct sequence system is an MC-DS CDMA system or an MC-CDMA system.
Patent KR-20030083549-A (KR)
Title: Two-substance spray
IPC: B22D11/124
Filed: 2002-10-15
Abstract: The double medium spray head for an extrusion press has housing (2) for connection to compressed air and water sources and with a mixing chamber (15) connected to a spray nozzle (4) via a pipe (5). The mixing chamber has feed openings (13a,14) formed as parts of an insert (3). The insert can be inserted into the housing on the side of the housing opposite the nozzle.
Patent KR-20040036749-A (KR)
Title: Material For Solidifying Soil having breaking resistance, Solid Body and Leeve and Dam using the Same
Inventor: KO JUN YEONG
IPC: E02D3/12
Filed: 2002-10-24
Abstract: PURPOSE: Provided is a soil solidifying agent which forms to soil into nonpermeable layers, stands against water pressure and has no heavy metals. Accordingly, the prepared solidifying agent is applied to soil for the production of soil-solidified structure applied to bank and dam. CONSTITUTION: The soil solidifying agent comprises 100parts by weight of cement and 3-15parts by weight of solidifying material. The solidifying material comprises 100parts by weight of main materials containing 2.0-2.8wt.% of lignin sulfonate, 15-27wt.% of CaCl2, 1.0-2.6wt.% of stearate, 0.6-3.1wt.% of NaOH, 1.3-3.8wt.% of silica, 1.1-3.7wt.% of tripolyphosphate and the balance of CaO; and additives containing 3-4 parts by weight of CaCl2, 7-7.5parts by weight of ferrous arsenate, 6.5-7.3parts by weight of Na2CO3 and 5.5-6.2parts by weight of iron oxide. The soil-solidified structure comprises 100parts by weight of soil and 3-25parts by weight of soil solidifying agent. The soil-solidified structure(30) is set in a bank(10) or a dam.
Patent KR-20040037398-A (KR)
Title: apparatus for deciding manual mode of Automatic Transmission using vehicle
Inventor: SONG GUN HO
IPC: F16H59/04
Filed: 2002-10-28
Abstract: PURPOSE: A manual mode detecting device of an automatic transmission for a vehicle is provided to improve convenience by detecting the manual mode in a knob of a shift lever by a hand of a driver. CONSTITUTION: A manual mode detecting device of an automatic transmission comprises a detecting hole(102) forming an upper part at the side of a lever knob(100) and communicating a lower part; a rod extension hole(203) integrated with the detecting hole and vertically formed in an upper lever stick(200); a rod(104) moving one end in and out of the detecting hole according to the manual mode, bending and containing the other end in the rod extension hole, and indicating the manual mode to a driver with seesawing; a spring(105) connecting to the rod and applying restoring and rising force to the rod according to the selected manual mode; and a placing roller(106) installed in the other end of the rod, seated on a placing groove(302) formed in the upper part of the lower lever, and moved according to the selected manual mode.
Patent KR-20040038027-A (KR)
Title: Method for displaying line's busy information about many received calls in mobile phone
Inventor: SON SE JEONG
IPC: H04B1/40
Filed: 2002-10-31
Abstract: PURPOSE: A method for supplying information on plural calls received in a busy state of a cellular phone is provided to store information on plural calls in a cellular phone, which are received while a user is in a busy state, and to supply the stored information on the calls to the user, thereby increasing user convenience. CONSTITUTION: If a call is received on a cellular phone of a user(S200), a controller confirms whether the user is currently in a busy state(S202). If not, the controller connects the call(S204). The user returns to a standby state to make the call with other party(S206). If the user is currently in the busy state, the controller stores information on the received call in a memory of the cellular phone(S208). The user selects receiving records on a cellular phone menu in order to confirm the stored information(S210). The controller displays lists about the receiving records on a screen(S212). The user selects the received call from the lists(S214). The controller displays the information on the received call(S216).
Patent KR-20040038220-A (KR)
Title: Camera system and operating method for the same
Inventor: LEE JAE SEONG
IPC: H04N5/243
Filed: 2002-10-31
Abstract: PURPOSE: A camera system and an operating method thereof are provided to analyze valid frames, lines and corresponding position information for image data of an object from the camera through a line indexer, thereby obtaining correct image data and preventing loss of the image data due to noise in advance. CONSTITUTION: A line camera(10) acquires an image of an object and outputs image data for the image. A line indexer(50) analyzes time and position information of the image data outputted from the line camera(10) to generate an analysis signal. A grabber(20) converts the image data into a digital value according to the analysis signal outputted from the line indexer(50). A mixer(30) mixes the analysis signal of the line indexer(50) with the image data outputted from the camera(10). The line indexer(50) comprises a reference timer(53) for generating and outputting a reference clock, a frame counter(51) for counting valid frame sections of the image data outputted from the camera(10), a line counter(52) for counting valid line sections of the image data outputted from the camera(10), a position counter(54) for counting the position information of the image data outputted from the camera(10), and an encoder counter(55) for encoding the position information to be processed in the position counter(54).
Patent KR-20020090197-A (KR)
Inventor: CHOI WOON RACK
IPC: A23L19/00
Filed: 2002-10-31
Abstract: PURPOSE: A process of preparing Angelicae gigantis radix jeongkwa(Korean native name) as fruits preserved in honey by boiling Angelicae gigantis radix down in oligosaccharide, fructose and pure sugar is provided. Whereby, the product has a characteristic taste of Angelicae gigantis radix and an appropriate chewy texture to eat. CONSTITUTION: A one-to-two-year-old Angelicae gigantis radix whose outer skin is removed is washed. 500g Angelicae gigantis radix is boiled down with 30% by weight of oligosaccharide, 20% by weight of fructose and 10% by weight of pure sugar without cutting, mixed with 40% by weight of honey, heated at about 80deg.C for 15hr, and then dried to a moisture content of about 25%.
Patent KR-20040040755-A (KR)
Title: Method and apparatus for supplying an isopropyl alcohol
Inventor: JANG SEONG GI
IPC: H01L21/304
Filed: 2002-11-08
Abstract: PURPOSE: An isopropyl alcohol supply method and its apparatus are provided to be capable of quickly increasing the concentration of isopropyl alcohol in a drying container for drying a wafer. CONSTITUTION: Isopropyl alcohol is stored in a vapor generating container(S100). Isopropyl alcohol vapor is generated by heating the vapor generating container(S200). The inner portion of the vapor generating container is pressurized by supplying nitrogen gas into the vapor generating container(S300). Drying gas mixed with the isopropyl alcohol vapor and the nitrogen gas is supplied into a drying container(S400). Preferably, the inner pressure of the pressurized vapor generating container is in the range of 1.5-2.5 Kg/cm2. Preferably, the temperature of the drying gas is in the range of 130-180 °C.
Patent KR-20030040171-A (KR)
Title: Electronic test program with selectable specifications
Inventor: SUTTON CHRISTOPHER K
IPC: G01R31/28
Filed: 2002-11-14
Abstract: PURPOSE: An electronic test system, a method for operating a test performance program, and a product for supplying the test performance program are provided to be capable of applying a different specification set to a different application. CONSTITUTION: An electronic test system(100) is provided with a memory(101) for storing a plurality of data points generated from a DUT(Device Under Test)(108) and specifications for accessing the data points, a processor(102) for comparing the specification set with the data points by communicating with the memory, and an output apparatus(106) for displaying the comparison result. At this time, the memory stores a plurality of different alternative sets for the specification set. The electronic test system further includes an input apparatus(104) for selecting one out of the different alternative sets.
Patent KR-20040043613-A (KR)
Title: A needle case of multihead type embroidery device and method of manufacturing thereof
Inventor: CHO HUI UK
IPC: D05C11/04
Filed: 2002-11-19
Abstract: PURPOSE: In a multi-head embroidering machine, a needle bar case is characterized by forming a chemical film plated layer on an inner side of a hole set with a needle bar, increasing fatigue strength, abrasion resistance and durability, increasing a replacement period and reducing a production cost. A manufacturing method thereof is provided. CONSTITUTION: In a multi-head embroidering machine, a manufacturing method of a needle bar case is as follows: forming the needle bar case; and then forming a chemical film plated layer on a surface of the case. The needle bar case comprises: a pair of vertical pieces(11)(12); a first and a second transverses(13)(14) connecting the vertical pieces; and many holes(13a) formed on the first transverse(13).
Patent KR-20040047273-A (KR)
Title: Process for preparing a stable copper phthalocyanine pigment
Inventor: CHOI HO YEONG
IPC: C09C3/04
Filed: 2002-11-29
Abstract: PURPOSE: Provided is a method for preparing a stable copper phthlaocyanine pigment, which has excellent coloring power and dispersibility and represents non-flocculation and non-crystallization in a system to which it is applied, in a short time. CONSTITUTION: The method for preparing a stable beta-copper phthalocyanine blue pigment comprises the steps of: dry-milling copper phthalocyanine(CuPc) blue crude to obtain finely divided powder; adding a solvent and a CuPc derivative to the powder; and wet-milling the mixture. In the method, the finely divided powder comprises 5-80 wt% of alpha-copper phthalocyanine. Additionally, the solvent used in the wet-milling step is an aliphatic acid selected from the group consisting of 2-hydroxyhexanoic acid, oleic acid, caprylic acid and a mixture thereof, or an alcohol or polyol selected from the group consisting of diethylene glycol, monoethylene glycol. propylene glycol and polyethylene glycol.
Patent KR-20040048716-A (KR)
Inventor: CHOI JONG CHEOL
IPC: G11B31/02
Filed: 2002-12-04
Abstract: PURPOSE: A method for coloring the lyric data in a Karaoke system is provided to color a caption image of the lyric data by a color discriminated from a video image while overlapping the caption image of the lyric data output with the Midi data to the video image without a background block. CONSTITUTION: After dividing a predetermined section for displaying the caption image of the Karaoke data from the video image, the video color of the predetermined section is detected. After changing the color of the caption image to a color value contrasting to the video color of the detected predetermined section, the caption image is overlapped to the predetermined section.
Patent KR-20040053839-A (KR)
Title: Ppp data frame processing device
Inventor: KIM JONG WON
IPC: H04L12/70
Filed: 2002-12-16
Abstract: PURPOSE: A device for processing a PPP(Point-to-Point Protocol) data frame is provided to generate and analyze a PPP data frame in hardware method by using a network processor including plural processors that can process the data frame, thereby processing a large amount of PPP data at high speed. CONSTITUTION: A fabric interface(12) exchanges data with an outer switch board(1). A PPP data analysis module(14) analyzes a PPP data frame received through the fabric interface(12). A PPP data conversion module(16) converts IP packet data into a PPP data frame. A host(28) controls a sub control of the PPP data frame. The PPP data analysis module(14) consists of the first processor(20) and the second processor(22). The first processor(20) analyzes PPP data, and restores data according to the sub control included in the PPP data. The second processor(22) removes a header from the PPP data.
Patent KR-20040054827-A (KR)
Title: channel assignment for PAR decrease in base station of CDMA system
Inventor: SIM JAE HUN
IPC: H04J13/18
Filed: 2002-12-18
Abstract: PURPOSE: An apparatus for assigning a channel to reduce a PAR in a base station of a CDMA system is provided to reduce a PAR(Peak-to-Average Rate) of multiple channel signals, thereby reducing backoff of a power amplifier. CONSTITUTION: A peak probability calculator(209) detects an output analog signal of a digital-to-analog converter(205) receiving the sum of each traffic channel to detect peak power, and to transmit the stochastic distribution. A digital gain controller(210) transmits a digital gain value of the traffic channel according to open loop power control processing. A short PN(Pseudo Noise) code generator(211) notifies a short PN code to be assigned to the traffic channel. A call processing processor(212) controls resource assignment for Walsh codes and resource recovery. A Walsh code generator(213) generates and assigns the Walsh code for traffic channel assignment by using each parameter transmitted from each unit and using control signal of Walsh code resource assignment and resource recovery.