baber/WOPTO huggingface dataset:
Patent KR-20020087682-A (KR)
Title: Air circulation system of Refrigerator
Inventor: CHO SEONG HO
IPC: F25D17/06
Filed: 2001-05-16
Abstract: PURPOSE: A system for circulating chilled air of refrigerator is provided to efficiently cool by uniformly distributing chilled air. CONSTITUTION: A system includes a blower fan(20) placed on an air blowing chamber(101) on a rear side of an upper end of a freezer compartment(10); a front chilled air vent(121) fluidically connected with the air blowing chamber and formed on a front part of a partition(13) between the freezer compartment and a refrigerator compartment(12); a rear chilled air vent(122) placed on a rear side of the refrigerator compartment diagonally to the front chilled air vent; a chilled air inlet formed on a lower end of the refrigerator compartment and fluidically connected with the freezer compartment; and a chilled air curtain forming device preventing outflow of chilled air when a refrigerator compartment door is opened.
Patent KR-20020088450-A (KR)
Title: Array substrate of lcd
Inventor: CHOI SEONG TAE
IPC: G02F1/1345
Filed: 2001-05-17
Abstract: PURPOSE: An array substrate for a liquid crystal display device is provided to selectively apply two different array tests for array substrates on a same line, thereby improving the yield. CONSTITUTION: An array substrate for a liquid crystal display device includes a substrate, a plurality of gate bus lines and data bus lines perpendicularly intersecting each other on a display area including unit pixels, a plurality of outer leader bonding pads(7a,7b) including the plurality of gate bus lines and data bus lines extended to edge parts of the substrate, active resistance circuits(10a) disposed to an outer part of the outer leader bonding pads for preventing static electricity, and outer short bars(11) disposed to the outer part of the substrate in contact with all the active resistance circuits, wherein odd/even via holes(25) are disposed on lines connected between the outer leader bonding and the active resistance circuits for vertically alternate electric contact.
Patent KR-20020088897-A (KR)
Title: clutch pedal mounting part structure of truck
Inventor: KIM GYEONG PIL
IPC: B60K23/02
Filed: 2001-05-22
Abstract: PURPOSE: Installation structure of a clutch pedal for a truck is provided to prevent pollution and oil leakage by integrally forming a master cylinder and a reservoir tank, and to repair conveniently without separating a crash pad by installing the master cylinder at the outside of the dash panel. CONSTITUTION: A bracket(2) is installed in the lower part of a dash panel(1), and a clutch pedal(4) is mounted in the upper part of the bracket with turning. A lever(5) is formed in the upper part of the clutch pedal, and a master cylinder(3') is installed in the bracket to place the body out of the dash panel. A reservoir tank(6') is integrally installed in the body of the master cylinder out of the dash panel, and oil is supplied from the reservoir tank to the master cylinder. Pollution from oil leakage is prevented, and repairing is convenient by integrally forming the master cylinder with the reservoir tank and placing the master cylinder out of the dash panel.
Patent KR-20020089863-A (KR)
Title: Telephon adapter for providing internetphone function and processing method thereof
Inventor: LEE JUNG TAE
IPC: H04L12/66
Filed: 2001-05-25
Abstract: PURPOSE: A telephone adapter for adding an Internet phone function is provided to simultaneously connect a PSTN with an Internet line, and to convert a voice signal into a digital signal when a digital voice call is performed over the Internet, thereby using a general phone as an Internet phone without having a computer. CONSTITUTION: A telephone adapter(100) comprises as follows. An Internet phone function unit(110) directly connected to the Internet converts an analog voice signal into digital data to transmit the data over the Internet, and receives voice data of the other party over the Internet to convert the data into an analog signal. A signal switch(120) supplies a path to make a voice signal flow into the Internet phone function unit(110), and switches the path in order that the voice signal is transmitted through a PSTN when a call connection fails over the Internet by the Internet phone function unit(110). A telephone connector(130) connected to a general phone(200) detects a state of the telephone(200), and transceives the voice signal.
Patent KR-20020092653-A (KR)
Inventor: KIM HAN JU
IPC: F24C7/02
Filed: 2001-06-05
Abstract: PURPOSE: A cover assembly device for a lamp of a microwave oven is provided to improve assembly productivity by omitting welding work making the side and the front and rear portions coupled mutually. CONSTITUTION: In a cover(100) for a lamp of a microwave oven, a top portion(110) in the middle part, side portions(120) to both sides of the top portion, and front and rear portions(130) are integrally formed in front and rear of the top portion. First joining parts(122) having joining grooves(124) are formed to the side portions. Second joining parts(132) inserted in the joining grooves are formed to the front and rear portions. The first and second joining parts are jointed and entangled mutually, and therefore the side portions and the front and rear portions are fixed mutually supporting. Accordingly the assembly productivity is improved without an additional welding work.
Patent KR-20020094079-A (KR)
Title: Carrier Head for Chemical Mechanical Polishing
Inventor: JUNG TAEK SU
IPC: B24B37/30
Filed: 2001-06-07
Abstract: PURPOSE: A carrier head of a chemical mechanical polishing apparatus is provided to absorb a wafer under low pressure and apply uniform pressure on a surface of the wafer by using a direct vacuum method. CONSTITUTION: A carrier head(180) is fixed to a carrier driving shaft. The carrier head(180) includes a carrier housing(1), a sustain ring housing(2), a holder housing(3), a sustain ring holder(4), a loading chamber(10), a sustain ring(7), a conditioner chamber(38), and a wafer support assembly(6). The carrier housing(1) is rotated by a carrier driving shaft. The wafer support assembly(6) includes a holder shaft(5), a holder shaft support(8), a membrane(12), a control chamber(13), and a vacuum pipe(35). The wafer support assembly(6) moves the holder shaft(5) in an upper and a lower direction by the loading chamber(10) connected with a pressure pipe(53). A center part of the membrane(12) is connected with the vacuum pipe(35). The control chamber(13) is formed in the inside of the wafer support assembly(6). The control chamber(13) is connected with a pressure pipe(52).
Patent KR-20020094649-A (KR)
Title: A system for mailing direct mail using internet and a method therefor
Inventor: BAE JUNG SOON
Filed: 2001-06-12
Abstract: PURPOSE: A system and method for send outing a DM(Direct Mail) using the Internet is provided to transmit the DM in a various methods and at low cost by on-line for an interactive profit promotion by linking a client, an advertisement desiring company, and a DM transmitting company on the web site. CONSTITUTION: A client(10) receives an allocated cyber space supplied by a service provider(20) through a server or a PC, manages information of one's members, prepares a draft to be delivered to a DM format supplied by the service provider(20), and transmits the DM format to the members. The service provider(20) constructs a server therein, constructs a database for storing information and various kinds of data of members being inputted from the client(10), allocates a cyber space to the client(10), supplies a service for enabling the client(10) to manage the members, collects publicizing bills supplied from an advertisement desiring company(30), enables the client(10) to select a bill adapted to one's meeting characteristic, and requests a DM by transmitting a completed postal matter of the client(10) to a DM transmitting company(40). The advertisement desiring company(30) is connected to the server of the service provider(20) and supplies various kinds of DM formats including a company publicizing description and additional publicizing bills. The DM transmitting company(40) receives an order of a DM transmission from the service provider(20), receives a publicizing bill from the advertisement desiring company(30), prepares a DM according to the order, transmits the DM to a post office, and transmits a returned DM to the service provider(20).
Patent KR-20020095738-A (KR)
Inventor: BAE JONG HYEOK
IPC: H03G3/20
Filed: 2001-06-15
Abstract: PURPOSE: An auto gain control circuit is provided to prevent the change of gain generated during the use of log scale by controlling the gain of the amplifier by the same step. CONSTITUTION: An auto gain control circuit includes an amplifier for amplifying an input signal to a predetermined level, a mixer for outputting I and Q channel signals by mixing the amplification signal of the amplifier with a frequency signal of an oscillator, a high pass filter for filtering by receiving the I and Q channel signal from the mixer with converting into digital signals, an envelope detector for detecting an envelope of the I and Q channel signals, a subtracter for subtracting the envelope signal from the envelope detector and a reference envelope signal and for outputting a difference signal obtained by the subtraction result, a multiplier for multiplying the difference signal by a scaling constant, an integrator for integrating the multiplied signal outputted from the multiplier and a digital/analog convertor for the signal outputted from the converter into an analog signal and a low pass filter for low pass filtering the analog signal outputted from the digital/analog convertor and for applying the low pass filtered signal to the amplifier.
Patent KR-20030000587-A (KR)
Title: Computer system and method for controlling the same
Inventor: KIM DONG UK
IPC: G06F1/32
Filed: 2001-06-26
Abstract: PURPOSE: A computer system and a control method thereof are provided to promptly play a DVD(Digital Versatile Disk) in a computer and to save the power. CONSTITUTION: A drive unit(10) reads the data of the DVD. A video card(18) provides the video signals to a display unit(20). A signal processing unit(12) processes the data read from the DVD of the drive unit and provides the digital signal to the video card and a sound card(14). A selecting unit(28) is for selecting the DVD play function. If the power is applied while the DVD play function is selected in the selecting unit(28), a control unit(22) receives the signal from the drive unit(10) and controls a power supply unit(24) to apply the driving power only to a series of components for playing the DVD. A memory(26) stores a system program for playing the data read from the DVD. The system program controls an operation for playing the data from the drive unit by initializing the chips for replaying the DVD.
Patent KR-20030002654-A (KR)
Inventor: LEE SANG RO
IPC: H05K13/04
Filed: 2001-06-29
Abstract: PURPOSE: An apparatus for picking and placing a chip is provided to reduce a size of a driving portion by operating the driving portion for elevating a picker according to an operation of a cam. CONSTITUTION: A fixing block(1) is fixed on a predetermined position. A floating portion(20) is formed with a floating bar(21) and a holder member(23). A picker(11) is fixed on an end portion of the floating bar(21). A vacuum hole(21a) is formed in the inside of the floating bar(21). The holder member(23) is used for guiding the floating bar(21) to an upper or a lower direction. A rotary driving portion rotates the floating portion(20). A cam portion is installed at one end portion of the fixing block(1) through a transfer block(3) in order to transfer the floating portion(20) to the upper or the lower direction.
Patent KR-20030002276-A (KR)
Inventor: LIM JI SU
IPC: G01K7/00
Filed: 2001-06-30
Abstract: PURPOSE: A temperature sensor is provided to detect temperature by comparing the reference voltage and the voltage varying linearly in accordance with the temperature. CONSTITUTION: A temperature sensor comprises a bandgap reference generator for generating a bandgap voltage(VBG) and a temperature voltage(TEMP) varying in accordance with the temperature; and an analog/digital converter for converting the temperature voltage into a digital signal, based on the bandgap voltage. The bandgap reference generator includes a PMOS chain where a drain and a source are connected; a current mirror(40) constituted by a PMOS chain where gates of the PMOS chain are connected; an OP AMP(30) constituted by the combination of the PMOS chain of the current mirror, a differential amplifier and NMOS; a current generator(50) constituted by the combination of the current mirror, OP AMP, a compensation condenser(Cc), a resistor(R2) and bipolar junction transistors(PNP2,PNP3); and a bipolar junction transistor(PNP1), a resistor(R1) and a variable resistor(R3).
Patent KR-20030005751-A (KR)
Title: Power module substrate
Inventor: JUN O SEOP
IPC: H05K1/02
Filed: 2001-07-10
Abstract: PURPOSE: A substrate for a power module is provided to improve a thermal characteristic and an insulating characteristic by using a ceramic material as a supporter and bonding the supporter and a metal layer with epoxy resin. CONSTITUTION: A power module substrate is formed with a ceramic substrate, an adhesive layer, and a metal layer. The adhesive layer is formed on one side of the ceramic substrate. The metal layer is formed on an upper surface of the adhesive layer. The ceramic substrate, the adhesive layer, and the metal layer are pressed by using the heat. The adhesive layer and the metal layer are formed on both sides of the ceramic substrate. The ceramic substrate is formed with an alumina substrate. The adhesive layer is formed with thermosetting plastics. The metal layer is formed with a copper foil.
Patent KR-20010082446-A (KR)
Inventor: HONG KWANG SEOK
Filed: 2001-07-19
Abstract: PURPOSE: A method and device for a cross word puzzle game using a terminal is provided for a user to insert a proper word in a space by designing spaces for the game using a terminal based on a computer and creating words and expressions of the words by the computer. CONSTITUTION: A computer requests for a user to insert the number of columns and rows(400). The computer decides the number of spaces by requesting for the user to display the number of words(410). The computer tables the spaces in accordance with a word rule(420). The computer selects and decides words to be inserted in the spaces from a word database(430). If the words are decided, the computer reads and outputs explanations of words to be inserted in the spaces being positioned beneath a mouse from a word thesaurus(440). The user inputs words in the spaces by reading and deciding the explanations(450). If the user wishes to modify inputted words(460), the user moves a mouse on a correction position and performs an amendment(470). If no amendment is requested, a marking is performed and the result is confirmed(480).
Patent KR-20030013037-A (KR)
Inventor: CHOI YEON SEONG
IPC: G01N33/60
Filed: 2001-08-06
Abstract: PURPOSE: Provided is an in vitro measurement of metabolites of a radiotracer, thereby simply measuring the metabolites of a radiotracer without killing an animal and analyzing intermediate metabolites of the radiotracer. CONSTITUTION: The in vitro measurement of metabolites of radiotracer is characterized by analyzing the metabolism of a radiotracer and metabolites thereof after in vitro reaction of the radiotracer and liver microsome.
Patent KR-20030014823-A (KR)
Title: Control device of supply for injection
Inventor: LEE GYE HAN
IPC: A61M5/168
Filed: 2001-08-13
Abstract: PURPOSE: A device for controlling the injection is provided to precisely control the injection speed according to the conditions of a patient and the kinds of the solution to be injected by adjusting the length of the path through which the solution passes, and allowing the even injection of a very small amount of a solution. CONSTITUTION: The device(1) for controlling the injection substantially includes a body(2), a cap(6), and a control rod(7). The body has an inlet(3) on one side for receiving the solution, and an outlet(4) on one end for discharging the solution, its injection speed controlled, and has an insertion through(5) provided inside the body in the same direction as the outlet. The cap is installed on the other end of the body for sealing the body, and has a through hole at the center with a screw thread. The control rod is screw-coupled with the cap, and has a control knob(8) on one end, and a horizontal insertion rod(9) on the other end with inserted into the insertion hole.
Patent KR-20030014078-A (KR)
Title: OFDM wireless transmission system using MMSE channel estimation
Inventor: CHOI SEUNG KUK
IPC: H04N7/015
Filed: 2001-08-10
Abstract: PURPOSE: An OFDM(Orthogonal Frequency Division Multiplexing) radio transmitter employing MMSE(Minimum Mean-Squared Error) estimation is provided to reduce bit error rate and increase accuracy in channel estimation. CONSTITUTION: A bit error rate is increased when an OFDM radio transmission system reproduces reception data because of a variation in the signal according to a transmission channel. To reduce the bit error rate, a receiver estimates the transmission channel and compensates the channel using the estimation value. Minimum mean-squared error estimation is applied to the OFDM radio transmission system to increase accuracy in the channel estimation. A power delay profile generating time delay in uniform probability distribution is selected to choose a fixed value of a channel model so as to estimate the channel.
Patent KR-20030016562-A (KR)
Title: audio visual monitor slewing apparatus for a car
Inventor: KIM GYEONG UK
IPC: B60R11/02
Filed: 2001-08-21
Abstract: PURPOSE: An audio-visual monitor rotating device for a vehicle is provided to drive a display monitor by rotational exposure and disappearance. CONSTITUTION: An audio-visual monitor rotating device for a vehicle comprises a monitor(10), a rotating link(20) combined to the inside of the monitor via a hinge, a gear rack(30) moving horizontally by being engaged with the lower portion of the rotating link, a driven gear(40) installed adjacent to the gear rack, a drive gear rotating the driven gear, a motor transmitting power to the drive gear, a damping link(70) placed between the monitor and the gear rack and combined via a hinge.
Patent KR-20030017034-A (KR)
Title: Free call service system using cordless telephone and method thereof
Inventor: KIM CHAUNG GYUN
IPC: H04M1/72
Filed: 2001-08-23
Abstract: PURPOSE: A free phone service system using a wireless phone and a method for controlling the same are provided to interlink a fixed device of the wireless phone with a computer having a built-in free phone program, so that the payment of call charges is not necessary. CONSTITUTION: Wireless phones(10,30,60,70) include portable devices(11,31,63,73) and fixed devices(11,33,61,71). The portable devices(11,31,63,73) perform wireless communication with fixed devices(11,33,61,71) and include keys for requesting a free phone service. The fixed devices(11,33,61,71) perform wireless communication with the portable devices(11,31,63,73), include keys for requesting a free phone service. Also, the fixed devices(11,33,61,71) have computer interfaces for interfacing with computers(20,50), to switch a mode to a free phone service mode upon the request of the free call and perform the free phone service through the computers(20,50). And the computers(20,50) connected to multiple wireless phones and an Internet network(40) execute built-in phone connection programs and phone programs, when the free phone service is requested from a specific wireless phone or a wireless phone connected to another computer in a remote place through the Internet network(40). Accordingly, the computers(20,50) directly connect with the receiving wireless phones, or connect with wireless phones connected to the other computer through the Internet network(40) or the wireless phone of a wired/wireless network(80) connected to the Internet network(40), thereby performing the free phone service.
Patent KR-20020016598-A (KR)
Inventor: FURUTA KAZUKI
IPC: H01L21/027
Filed: 2001-08-25
Abstract: PURPOSE: To provide a lighting apparatus in which luminous flux emitted from each light source is synthesized and lit by using a plurality of the light sources while the quantity of light from each light source is measured with high accu racy. CONSTITUTION: The light apparatus has the first optical system in which a plurality of luminous flux emitted from a plurality of the light sources, the second optical system separating one of a plurality of the luminous flux from luminous flux synthesized by the first optical system, and the first detecting section detecting the quantity of light of one luminous flux separated by the second optical system. According to such a light apparatus, the quantity of light from the corresponding light source can be measured with high accuracy on the basis of the quantity of light of one luminous flux separated by the second optical system.
Patent KR-20020025674-A (KR)
Title: Manufacturing method of semiconductor device
Inventor: HAMAMOTO MASATO
IPC: G01R31/28
Filed: 2001-08-31
Abstract: PURPOSE: A manufacturing method of semiconductor device is provided to obtain highly reliable semiconductor devices with the realization of high integration and high speed intended. CONSTITUTION: During processes after a desired circuit including a CMOS static type circuit is formed on a semiconductor substrate until product shipment, the first operation of feeding a predetermined input signal to the circuit and retrieving the first output signal corresponding to it and the second operation of giving an operating condition of increasing an ON resistance value of MOSFETs constituting the CMOS static type circuit and retrieving the second output signal corresponding to the condition are conducted, and a testing step of determining a failure by the first output signal varying from the second output signal.
Patent KR-20030020648-A (KR)
Title: sintering machine provided with concavo-convex shaped seal bar
Inventor: JUNG SUN JANG
IPC: C22B1/16
Filed: 2001-09-04
Abstract: PURPOSE: A sintering car equipped with concavo-convex shaped seal bars is provided to improve productivity of sintering process and quality of sintered ore by sealing a gap generated between seal bars by engagement of prominence and depression parts, thereby cutting off inflow of an external air through the gap. CONSTITUTION: In a transfer car for transporting blended raw materials of an iron ore sinter machine, the sintering car equipped with concavo-convex shaped seal bars is characterized in that prominence and depression parts(27) which are reciprocally engaged with each other are formed on the surface adjacent to a plural seal bars(19) adhered onto the bottom of the transfer car in such a way that the seal bars(19) are slidingly closely adhered onto a wearing bar adhered to the upper edge part of a wind box of the sinter machine, wherein the prominence and depression parts(27) are formed in a vertical surface on a surface facing the center of the transfer car while the prominence and depression parts(27) are formed in an inclined plane on a surface(31) facing the outer side of the transfer car by bisecting the end surface of the seal bars(19).