baber/WOPTO huggingface dataset:
Patent KR-20030029328-A (KR)
Title: Apparatus and method of telephone call in symmetric/asymmetric digital subscriber line system
Inventor: YOON MYEON GI
IPC: H04L12/66
Filed: 2001-10-06
Abstract: PURPOSE: A telephone call device in a symmetric/ADSL(Asymmetric Digital Subscriber Line) system is provided to convert voice signals into voice data to transmit the voice data to subscriber telephone lines, and to convert the voice data into voice signals to output the voice signals to telephones, thereby simultaneously making calls in many telephones through one telephone line. CONSTITUTION: A DSLAM(410) comprises as follows. An ATM layer(303) receives an ATM packet, and separates data from the ATM packet. A PCM layer(301) PCM-converts voice signals, and generates voice data. An ADSL frame layer(305) loads the voice data converted from the PCM layer(301) and the data separated from the ATM layer(303) into a channel of an ADSL frame, and transmits the data to a CP(450). The CP(450) comprises as follows. An ADSL frame layer(311) receives the ADSL frame, and separates the voice data from general data. A PCM layer(307) converts the voice data into voice signals, and transmits the voice signals to a telephone. An ATM layer(309) converts the general data into an ATM packet, and transmits the ATM packet to a PC.
Patent KR-20020036689-A (KR)
Title: Shutter
Inventor: MOCHIZUKI MASANORI
IPC: E06B9/17
Filed: 2001-10-11
Abstract: PURPOSE: To provide a guide rail capable of smoothly moving both ends of a shutter body in a shutter holding both ends of the shutter body connecting slats to each other in a bendable manner by a pair of guide rails having bending sections in a movable manner. CONSTITUTION: Each of the guide rails 28 is constituted of a straight forward form section 38 having an H-shaped section consisting of parallel tie plates and a divided plate connecting the central parts to each other and a corner member 40 having bending plates 22 separately continued to the tie plates of the straight forward form section, both ends of the shutter body are inserted between half bodies of the tie plate inside of the tie plates, and half bodies of the tie plate outside of the divided plate are mounted to the fixed surface.
Patent KR-20030032753-A (KR)
Title: The transparent visual system for advertising
Inventor: CHOI HAE YONG
IPC: G09F19/18
Filed: 2001-10-16
Abstract: PURPOSE: A transparent video advertisement apparatus is provided, which is installed in a small space simply. CONSTITUTION: According to the transparent video advertisement apparatus, a semi-transparent mirror(4) and a video monitor(5) are combined to a transparent glass window(3), and the semi-transparent mirror has 50% transmittance and 50% reflectance. The video monitor is one of a LCD, a PDP, a cathode ray tube and a slide projector. The semi-transparent mirror is attached to the transparent glass window with an angle of 45 degree, and the video monitor is installed in 90 degree position in the inner surface of the semi-transparent mirror.
Patent KR-20030033344-A (KR)
Title: 18k white gold alloys for jewelry
Inventor: JANG SEONG RAK
IPC: C22C5/02
Filed: 2001-10-22
Abstract: PURPOSE: An 18K white gold alloy for jewelry is provided which has superior color, castability and formability while expensive palladium (Pd) and nickel (Ni) are excluded from the alloy. CONSTITUTION: The 18K white gold alloy for jewelry comprises 75 wt.% of gold (Au), 5 to 10 wt.% of silver (Ag), 5 to 10 wt.% of copper (Cu), 5 to 10 wt.% of manganese (Mn), and 1 to 6 wt.% of zinc (Zn), wherein the 18K white gold alloy for jewelry further comprises 2 to 6 wt.% of indium (In), wherein whitening effect of Mn is lost if Mn less than 5 wt.% is added to the alloy while whitening effect is decreased, and cost burden is increased if Mn exceeding 10 wt.% is added to the alloy, whitening effect of Mn is lost if content of Cu exceeds 10 wt.% while formability of the alloy is markedly deteriorated if Cu less than 5 wt.% is added to the alloy, there are problems of reduction of mechanical strength and increase of hot embrittlement if content of Zn exceeds 6 wt.% while castability is lowered if Zn less than 1 wt.% is added to the alloy, castability of molten metal is deteriorated if content of Mn exceeds 10 wt.% while whitening effect of the gold alloy is hardly shown if Mn less than 5 wt.% is added to the alloy, and formability is deteriorated if content of In exceeds 6 wt.% so that In is substituted for Ag, Cu, Mn or Zn within the limited addition amount thereof.
Patent KR-20030033793-A (KR)
Title: Amount of stock measurement apparatus in silo by using a sound wave and the measuring method thereof
Inventor: SEO IN HO
IPC: G01F23/296
Filed: 2001-10-25
Abstract: PURPOSE: An apparatus and a method for measuring an amount of stock in a silo are provided to precisely measure the amount of stock in the silo by analyzing a phase difference of a sound wave signal reflected from an object to be measured. CONSTITUTION: An object(A) to be measured is stored in a silo(100) having a predetermined size. A measuring unit(110) is mounted at a predetermined upper position of the silo(100). A control unit(150) is connected to the measuring unit(110) through a wire/wireless manner in order to control the operation of the measuring unit(110) and to display the amount of stock in the silo(100). A horn(102) for receiving/transmitting a sound wave and a connecting member for allowing the measuring unit(110) to be coupled to the upper portion of the silo(100) are integrally formed with the measuring unit(110). Signal transmitting/receiving sections are provided to transmit/receive the sound wave.
Patent KR-20030035296-A (KR)
Title: Digital power meter of calculating the used power according to ratio which allocated to time band
Inventor: KIM YOUNG JUN
IPC: G01R21/133
Filed: 2001-10-31
Abstract: PURPOSE: A digital measuring instrument capable of measuring amount of power consumption in each time zone is provided to measure power consumption at each time zone with a low cost. CONSTITUTION: A transformer(201) measures a voltage applied to a load, and a current transformer(203) measures current applied to the load. The first analog to digital converter(202) converts an analog voltage of the transformer into a digital value, and the second analog to digital converter(204) converts an analog output of the current transformer into a digital value. A key input part(220) is operated by a user, and a display means(232,234) displays a measured value of a consumed power. A memory(260) stores programs and data, and a real-time clock(250) provides time information. An arithmetic and control part(210) establishes a time zone and a discount rate according to an operation of the key input part, calculates current power consumption according to voltage data from the first analog to digital converter and current data from the second analog to digital converter, and judges a current time zone by comparing time zone information in the memory with current time information from the real time clock. The arithmetic and control part reads and sums an accumulated integration amount in the memory and stores the summed value in the memory. The arithmetic and control part calculates the accumulated integration amount according to the discount rate and controls the display means to display amount of power consumption determined considering the discount rate.
Patent KR-20030035700-A (KR)
Title: A method of iron ore sintering using anthracite and coke as fuel
Inventor: CHOI EUNG SU
IPC: C22B1/16
Filed: 2001-11-02
Abstract: PURPOSE: A method for sintering iron ore by using anthracite and coke as fuel is provided to improve sintering productivity without deterioration of strength and recovery ratio of sintered ore through improvement of combustion speed and efficiency of fuel by separately adding coke and anthracite to sintering blended raw materials step by step. CONSTITUTION: In a method for sintering the blended raw materials by blending subsidiary raw materials of iron ore fines (6) and limestone with sintering fuel of coke and anthracite (8), the method for sintering iron ore (6) by using anthracite and coke as fuel comprises the processes of granulating pseudo-grains (6-1) by primarily mixing coke with iron ore fines and limestone and adding water to the mixture in a drum mixer in a step for preparing the sintering blended raw materials; and coating anthracite on the surface of the granulated pseudo-grains by spraying anthracite on the granulated pseudo-grains, wherein the anthracite is sprayed onto the surface of the pseudo-grains in the ore discharge part of first drum mixer or rerolling drum, and wherein the sprayed anthracite (8) is sprayed within one minute to prevent the sprayed anthracite from being secondly granulated with the pseudo-grains (6-1) in the drum mixer.
Patent KR-20030037052-A (KR)
Title: Folder-type mobile phone
Inventor: JUNG CHANG YONG
IPC: H04B1/38
Filed: 2001-11-02
Abstract: PURPOSE: A folder-type mobile communication terminal is provided to enable video conference with the other party or to transmit video information, while moving a camera unit even in a folder-closed state. CONSTITUTION: A hinge(28) is connected for the rotation of a folder(24) from a terminal body(22), and exposes an identical side thereof at all times regardless of whether the folder(24) is opened or closed. A camera unit(32) installed in the hinge(28) shoots external images. A display unit(30) displays images shot by the camera unit(32). A plurality of regulating buttons operates the camera unit(32) to move against the external images at a predetermined angle. The surface of the hinge(28) is a plane in order to install the display unit(30) and the camera unit(32). And the number of the regulating buttons is four in order to regulate the camera unit(32) in the four directions.
Patent KR-20030038968-A (KR)
Title: Apparatus for manufacturing an electric terminal
Inventor: MOON IN SEOK
IPC: H01R43/00
Filed: 2001-11-09
Abstract: PURPOSE: An apparatus for continuously forming terminals is provided to arrange predetermined molds and dies in a row and perform a series of processes from introduction of materials to discharging of end-products to improve productivity. CONSTITUTION: An apparatus for continuously forming terminals includes a hammering tool(10), a feeder(20), a transfer tool(30), and a controller(40). The hammering tool arranges a plurality of molds, each of which is connected to an oil pressure device at a specific interval and presses a terminal material to cause plastic deformation. The feeder aligns and supplies materials. The transfer tool transfers the material while loading/unloading the material to/from each of the molds of the hammering tool. The controller controls the hammering tool, feeder and transfer tool to discharge end-products.
Patent KR-20020037275-A (KR)
Title: Molded cooling fan
Inventor: STAGG JONATHAN B
IPC: F04D29/38
Filed: 2001-11-12
Abstract: PURPOSE: A cooling fan is provided to reduce the requiring amount of materials with maintaining the appropriate strength property. CONSTITUTION: A cooling fan(10) includes a plurality of blades(12) molded about a central hub plate(11) at an annular molded ring(13). A plurality of helical gussets(30) is formed on inlet side of the molded ring. The gussets are spaced apart to define flow gaps(32) therebetween, and are curved to follow the airflow path through those gaps. A like plurality of radial ribs is formed at the outlet side. In another aspect, the fan blades are configured to include elliptical or parabolic camber lines that vary along the radial length of the blade. The blade curvatures are configured so that the blade stacking, or the centers of gravity of radial blade segments, achieves a predetermined alignment under normal operating loads that is calibrated to minimize bending moments between blade sections. Thereby, an additional strength is offered.
Patent KR-20020038493-A (KR)
Inventor: ENGEL BERND
IPC: B21D26/02
Filed: 2001-11-13
Abstract: PURPOSE: A high-pressure bulge-forming apparatus is provided to make possible the variable operation of an axial cylinder and to improve the structure of a sealing die. CONSTITUTION: A high-pressure bulge-forming apparatus has a multipart die having a cavity adapted to receive a hollow workpiece and having ends oppositely open along an axis. Respective actuators aligned with the cavity ends have stems extending axially toward the cavity. Respective heads on the ends are engageable in the cavity with ends of the workpiece. One of the stems and the respective head is formed with a passage opening axially into the workpiece engaged by the respective head. Fasteners releasably secure the heads on the stems. Each head comprises an end part with an inwardly tapered outer surface and a base part fixed to the respective stem and carrying the respective head. Each head has a normally annular mounting plate between the respective base part and end part.
Patent KR-20030042766-A (KR)
Title: Hermetic type compressor
Inventor: KIM GWANG HO
IPC: F04C18/356
Filed: 2001-11-23
Abstract: PURPOSE: A low-pressure type hermetic compressor is provided to increase the efficiency of a motor part generating driving force, to reduce the loss of pressure, and to minimize noise in operating. CONSTITUTION: A low-pressure type hermetic compressor comprises a hermetic container(20), a motor part installed inside the hermetic container, a cylinder assembly(K) installed inside the hermetic container with having an inner space(P), a rotary shaft(70) penetrating-inserted into the cylinder assembly with having an eccentric part(72) at a side of an axial part(71) having a predetermined length, a rolling piston(80) inserted into the eccentric part of the rotary shaft located inside the cylinder assembly, a vane combined to a side of the cylinder assembly to line-contact with an outer peripheral surface of the rolling piston, an intake pipe(100) coupled to a side of the hermetic container with guiding to suck in gas into the inside of the hermetic container, an intake passage(42) formed at the cylinder assembly to guide gas sucked into the hermetic container to the inner space of the cylinder assembly, a discharge pipe(110) combined to a side of the hermetic container, a discharge passage(63) installed to the cylinder assembly to discharge gas compressed in the inner space of the cylinder assembly through the discharge pipe, and an opening and closing device(120) installed to the discharge passage.
Patent KR-20030044588-A (KR)
Title: Wireless Video Phone
Inventor: NA JONG BEOM
IPC: H04W84/16
Filed: 2001-11-30
Abstract: PURPOSE: A cordless image phone is provided to allow a user to make an image call communication while freely moving within a determined range. CONSTITUTION: An RF unit(21) performs modulation and demodulation for a communication with a fixed device. A logic unit(22) connected to the RF unit compresses and codes an image signal and a voice signal to digital signals or recovers them for transmission and reception. A power supply unit(28) connected to a charging unit of the fixed device supplies power to a wireless terminal(20). A camera unit(23) photographs an image and transfers the image to the logic unit(22). An image display unit(24) outputs an image recovered by the logic unit(22). A key pad unit(25) receives a key value and transfers it to the logic unit(22). A microphone unit(26) receives a voice and transfers it to the logic unit(22). A speaker unit(27) outputs a voice signal processed by the logic unit(22).
Patent KR-20030045364-A (KR)
Inventor: KIM SI HAN
IPC: G11B23/03
Filed: 2001-12-03
Abstract: PURPOSE: A compact disk case is provided to easily form a CD case using paper or film sheet. CONSTITUTION: A CD case is formed in such a manner that a CD is automatically ejected from the CD case when the CD case is opened. The CD case is divided into a case part A(2) and a case part B(3) on the basis of a separation line(7). The case part A is composed of a main part and a portion inserted into the case part B. The case part B includes a main part and a portion inserted into the case part A. The case part A and case part B are movably connected to each other by a connection ring.
Patent KR-20030048565-A (KR)
Title: Method for phosphor coating using fluidization
Inventor: HONG GEUN YEONG
IPC: C09K11/00
Filed: 2001-12-12
Abstract: PURPOSE: A process for surface treatment of a fluorescent body using a fluidized bed reactor is provided to apply precursors uniformly onto the surface of the fluorescent body and to obtain desired properties of the fluorescent body. CONSTITUTION: The process for surface treatment of a fluorescent body comprises the steps of: preparing a surface treatment precursors, charging a fluorescent body particle to a reaction tube(1), heating the reaction tube(1) to the reaction temperature, converting the precursors into steam or droplets, and introducing an inert gas(5) to the precursors present in the form of steam or droplets and conveying them into the reaction tube(1) to flow the fluorescent body particles while introducing a reaction gas at the top of the reaction tube(1) to coat the precursors on the surface of the fluorescent body particles.
Patent KR-20030049796-A (KR)
Title: Three-Fan Lifted Vertical Take-off and Landing Aircraft
Inventor: CHOI SEONG UK
IPC: B64C29/00
Filed: 2001-12-17
Abstract: PURPOSE: A vertical taking-off/landing airplane is provided to increase the propelling efficiency by forming a fan blade in a duct shape to shield the structure of a ring. CONSTITUTION: In a vertical taking-off/landing of an airplane, two main lift fans(1,2) to be tilted and a fixing type front lift fan(3) to be installed in the front part of the airplane are driven. In a forward flying, the driving of the front lift fan is isolated and two main lift fans are driven by tilting. Thereby, the vertical taking-off and the landing are efficient and the high forward flying speed is obtained.
Patent KR-20030050820-A (KR)
Inventor: KANG JANG BEE
IPC: H04B1/38
Filed: 2001-12-19
Abstract: PURPOSE: A mobile terminal is provided to install a base module in the mobile terminal for performing a wireless transceiving connection function. CONSTITUTION: A mobile terminal(100) transmits and receives data by wireless. A base module(200) transmits the data of the mobile terminal(100) to the outside, or receives external data and transmits the received data to the mobile terminal(100). A remote module(300) transmits and receives the data with the base module(200) by wireless. A handset(400) connects to the remote module(300), and inputs voice data of a user. The handset(400) converts received data into a voice signal, and transmits the voice signal to the user.
Patent KR-20030052908-A (KR)
Title: A Closed-type Dust Collecting Duct Equipment of Tripper Car
Inventor: LIM GI SEONG
IPC: B08B15/00
Filed: 2001-12-21
Abstract: PURPOSE: A dust collecting duct device for sealing a tray packer is provided to remove right and left distortions in connecting a hood of a dust collector and a tray packer hood, to combine the hood and the tray packer hood without a gap in a completely sealing method, accordingly to improve dust collecting efficiency, to remove floating dusts inside a combination tank, and to supply a pleasant working environment and prevent accidents. CONSTITUTION: In a hood of a dust collector collecting dusts by combining a hood(1) of a dust collector and a dust collecting hood(4) installed to a chute of a tray packer, a dust collecting duct device for sealing the tray packer is composed of a damper box combined to the hood of the dust collector with having a damper(18) for opening and shutting the hood, an intermediate contact plate(26) combined to the outside of the damper box to closely stick to the hood of the tray packer, a touch unit connected to the hood of the tray packer to drive the damper and the intermediate contact plate, and a contact plate(31) closely sticking to the intermediate contact plate.
Patent KR-20030054298-A (KR)
Title: clock generator for Digital audio decoder
Inventor: KYUNG SEUNG JUN
IPC: H03K3/00
Filed: 2001-12-24
Abstract: PURPOSE: A clock generator of a digital audio decoder is provided to reduce the area and power consumption of the digital audio decoder when the digital audio decoder is constructed in an integrated circuit. CONSTITUTION: A clock generator of a digital audio decoder for generating the first, second and third sampling frequencies includes a phase locked loop(100) and an audio clock generator(300). The phase locked loop receives an external clock as an input to generate a reference frequency corresponding to the least common multiple of the frequency that is 384 times the first and second sampling frequencies. The audio clock generator divides one of the reference frequency and the external clock to selectively generate the first, second and third sampling frequencies.
Patent KR-20020070083-A (KR)
Inventor: RIES GUENTER
IPC: H01F6/00
Filed: 2001-12-27
Abstract: PURPOSE: A flux pump and a superconducting electromagnet operating thereby are provided to specify the measures with which the corresponding devices are advantageously implemented with HTc superconductor material. CONSTITUTION: A device comprises a superconductor flux pump(2) with a transformer(13). The transformer includes one or more superconducting coils(213,313) arranged in a secondary side rectifier circuit having at least two controllable switches(15,16). The pump is arranged to supply current into a superconducting coil(11) of an electromagnet(111). The respective secondary-side coil includes HTc superconductor material and MOSFETs are provided as the at least two controllable switches in the secondary-side rectifier circuit.
Patent KR-20030059434-A (KR)
Inventor: CHOI JEONG GYUN
IPC: G11C8/00
Filed: 2001-12-29
Abstract: PURPOSE: A semiconductor memory device is provided to reduce power consumption of the semiconductor memory device and obtain high speed operation of the semiconductor memory device. CONSTITUTION: A semiconductor memory device is provided with a plurality of memory cells(NCEL1,NCEL2,NCEL3,NCEL4) and a plurality of equalizing signal generation part(30,40). At this time, the memory cell includes the first and second switch part, and an equalizing part for equalizing the voltage between the first and second switch part according to the activation of equalizing signal, wherein the first and second switch part are complementary operated. At this time, the equalizing signal generation part is used for supplying the equalizing signal to the equalizing part on the basis of row selective signal and enable signal.
Patent KR-20030058230-A (KR)
Title: Method of forming contact plug for semiconductor devices
Inventor: JUNG JONG YEOL
IPC: H01L21/28
Filed: 2001-12-29
Abstract: PURPOSE: A method for forming a contact plug of a semiconductor device is provided to be capable of improving margins of tungsten deposition processing by forming a sloped barrier layer according to temperature gradient. CONSTITUTION: An insulating layer(32) having a contact hole is formed on a semiconductor substrate(30). A glue layer(34) is formed on the resultant structure including the contact hole. A sloped barrier layer(36) is formed on the glue layer. At this time, the lower thickness of the sloped barrier layer(36) in the contact hole is thicker than the upper thickness according to the temperature gradient. Then, a contact plug(38) is formed by filling a tungsten film into the contact hole.