baber/WOPTO huggingface dataset:
Patent KR-20030066967-A (KR)
Title: Bit line sense amplifier suppressing a pull-down voltage of a bit signal and Semiconductor Memory Device having the same
Inventor: HONG SUN WON
IPC: G11C7/06
Filed: 2002-02-06
Abstract: PURPOSE: A sense amplifier for restricting a pull-down voltage of a bit signal and a semiconductor memory device having the same are provided to prevent the unnecessary power consumption and the stress by restricting a falling voltage of a pull-down terminal. CONSTITUTION: A semiconductor memory device includes a bit line sense amplifier(803) for amplifying a bit signal and a complementary bit signal and a memory cell for storing the bit signal. The memory cell includes a transmission transistor and a capacitor. The transmission transistor is used for transmitting the bit signal according a predetermined word signal. The capacitor is used for storing the bit signal. The bit line sense amplifier includes an amplification portion(901), a pull-up portion(903), and a pull-down portion(905). The amplification portion amplifies the bit signal and a complementary bit signal. The pull-up portion includes the first PMOS transistor to boost a voltage of a pull-up terminal. The pull-down portion falls a voltage of a pull-down terminal.
Patent KR-20030067140-A (KR)
Title: CRT of Transposed scan
Inventor: JUNG WON HO
IPC: H01J29/07
Filed: 2002-02-07
Abstract: PURPOSE: A transposed scan cathode ray tube is provided to achieve improved resistance against impact and prevent a howling phenomenon by enhancing a structural strength of the shadow mask, while improving color purity characteristics. CONSTITUTION: A transposed scan cathode ray tube comprises an electron gun where three cathodes for generating red, green and blue electron beams are arranged in a vertical line; a deflection yoke including a vertical coil for forming a pin cushion magnetic field for deflecting electron beams in a shorter axis direction and a horizontal coil for forming a barrel deflection magnetic field for deflecting electron beams in a longer axis direction; and a shadow mask having a slot for passage of electron beams. A formula 1.1<Pvc/Pvo<1.7 is satisfied, wherein Pvo is the vertical pitch of slots located at the center of the shadow mask, and Pvc is the vertical pitch of slots located at the corner of the shadow mask.
Patent KR-20020069148-A (KR)
Inventor: MIYAMOTO YOSHIKUMI
IPC: H01M4/131
Filed: 2002-02-22
Abstract: PURPOSE: To provide a lithium secondary battery with an improved load characteristic such as a high rate discharge characteristic by optimizing a packing density of a positive electrode mix even when using a mixed positive electrode active material mixed with lithium containing manganese oxide having a spinel crystal structure and lithium containing cobalt oxide, optimizing average particle sizes of both active materials, and suppressing an orientation of the lithium containing cobalt oxide. CONSTITUTION: Lithium cobaltate inside the mixed positive electrode active material is mixed so that a mass ratio X is within a range of 0.1<=X<=0.9, the positive electrode mix is held in a positive electrode collector so that the packing density Yg/cm¬3 is within a range of 0.5X+2.7<=Y<=0.6X+3.3, and an average particle size of the lithium cobaltate is larger than an average particle size of spinel lithium manganate.
Patent KR-20030072429-A (KR)
Title: A Preparation Method of Thermostable Microcapsules Containing Phase Change Materials And Articles Including Microcapsules Prepared Thereby
Inventor: CHO CHANG GI
IPC: B01J13/06
Filed: 2002-03-04
Abstract: PURPOSE: A preparation method of microcapsules using polymer polymerized from monomer having alkyl group in which the number of carbon atoms is 8 to 18 as phase change materials is provided, and articles including microcapsules prepared thereby are provided. CONSTITUTION: The preparation method of microcapsules containing phase change materials comprises the steps of adding 10 to 50 weight parts of organic phase consisting of 0 to 70 wt.% of nonpolar organic solvent, 10 to 90 wt.% of polymerizable monomer phase change materials having alkyl group having 8 to 18 carbon atoms and 10 to 50 wt.% of compound having two or more isocyanate groups to a solution in which 0.2 to 10 weight parts of surfactant is dissolved into 100 weight parts of water, and emulsifying the mixed solution as agitating the solution and organic phase; and injecting at least one compound selected from the group consisting of diethylenetriamine, ethylenediamine, triethylenetetramine and melamine solution and the compound having two or more isocyanate groups to the emulsified solution in a weight ratio of 100:20 to 300, and reacting the compounds with the emulsified solution so that urea bonding is formed.
Patent KR-20020077052-A (KR)
Inventor: ISHIKURA HIROMICHI
IPC: G06F21/79
Filed: 2002-03-04
Abstract: PURPOSE: To provide a microcomputer which is capable of utilizing a delete and write processing program in a boot mat from an arbitrary execution state of a user program without needing a reset start. CONSTITUTION: After the reset start, a processing program such as a delete and write processing program of a nonvolatile memory 13 is stored in a boot mat (Tmat) on a utilizable nonvolatile memory by means of specification of a boot mode. Furthermore, there is stored a transfer control program of the processing program. An on-chip CPU 2 is transferred from an execution state of an arbitrary user program to an execution state of the control program in the boot mat by using the setting of specified control information (SCO=1) in a predetermined register (FCCS) as a trigger. The processing program is transferred to an on-chip RAM, and the CPU is returned to the execution state of the arbitrary program again. In this processing, a sequence such as the reset start is not needed.
Patent KR-20030073038-A (KR)
Title: bonding device for liquid crystal display
Inventor: LEE SANG SEOK
IPC: G02F1/13
Filed: 2002-03-08
Abstract: PURPOSE: A combining apparatus used for manufacturing a liquid crystal display is provided to smoothly measure flatness of each stage before substrates are combined with each other. CONSTITUTION: A combining apparatus used for manufacturing a liquid crystal display includes a vacuum chamber(110) in which substrates(510,520) are combined with each other, upper and lower stages(210,220), and a pressing device. The upper and lower stages are respectively arranged upper and lower space inside the vacuum chamber, opposite to each other. The pressing device is connected to one of the upper and lower stages to provide differential pressure. The pressing device includes a main pressure means(310) for applying pressure to the center of one of the stages, and an auxiliary pressure means(320) for giving differential pressure to the marginal area of one of the stages.
Patent KR-20030073434-A (KR)
Title: Potosensitive drum for Printing apparatus
Inventor: KIM YONG GEUN
IPC: G03G21/00
Filed: 2002-03-11
Abstract: PURPOSE:A photoconductive drum of an image forming device is provided to simplify structure, and to improve image quality by winding a photoconductive film on an outer periphery of a body of the photoconductive drum. CONSTITUTION:A containing groove(41a) having a predetermined with is formed on an outer periphery of a body(41) of a photoconductive drum. An overlapped part(45) of a photoconductive film(43) is secured on the containing groove. A beginning end(43a) of the photoconductive film is secured on the containing groove and a finishing end(43b) is wound on at the same height as the outer periphery of the body of the photoconductive drum, so that the photoconductive drum has an equal circular arc in a circumferential direction.
Patent KR-20030077305-A (KR)
Title: Internet phone having a radio broadcasting access function and controlling method therefore
Inventor: LEE TAE YEON
IPC: H04L12/66
Filed: 2002-03-26
Abstract: PURPOSE: An Internet phone having a broadcasting signal connection function is provided to install an audio output unit for processing radio broadcasting signals and an RF module, and to transmit many Internet radio broadcasting signals to many handsets, thereby listening to a radio broadcasting regardless of broadcasting regions. CONSTITUTION: An Internet connection circuit(3) transceives signals by connecting to many individual web servers(2), and connects with general Internet sites. A base audio CODEC(4) demodulates many broadcasting signal data signals in audio data type. An audio selection circuit(8) selectively outputs many audio signals, or selectively outputs other voice signals. An audio output circuit(9) processes the outputted audio signals in certain signals, and outputs the processed audio signals. A base RF module(11) wirelessly transmits many Internet radio broadcasting signals to handsets(10A-10N). A microcomputer(13) controls a function of an Internet phone(12), including a handset channel assignment function.
Patent KR-20030082635-A (KR)
Title: Detergent assembly for washing machine
Inventor: HUH SEONG EUN
IPC: D06F39/02
Filed: 2002-04-17
Abstract: PURPOSE: A detergent box assembly of a washing machine is provided to make users choose one of liquid or powder detergents and simplify the structure. CONSTITUTION: A detergent box assembly mounted to a top cover of a washing machine to feed detergents and water together into the washing machine by the supplied water is composed of a detergent box(30) having a powder detergent housing part(34) for housing powder detergents and a liquid detergent housing part(32) adjacent to the powder detergent housing part, and a shower member(40) installed at the upper part of the detergent box to hang on the powder and liquid detergent housing parts at the same time and arranged with a plurality of water-cross holes(42). When water is fed to the upside of the shower member, water is supplied to both powder and liquid detergent housing parts, accordingly, detergents are used even though the detergents are inserted into any one of powder and liquid detergent housing parts.
Patent KR-20030083310-A (KR)
Title: Liquid crystal display
Inventor: SONG SANG MU
IPC: G02F1/1335
Filed: 2002-04-20
Abstract: PURPOSE: A liquid crystal display device is provided to drive an LCD panel in the dot inversion manner by using a column inversion type data driver and disposing liquid crystal cells for same color zig zag with respect to data lines, thereby reducing the swing width of data and the power consumption. CONSTITUTION: A liquid crystal display device includes an LCD panel(22) formed with matrix type liquid crystal cells, a gate driver(24) for driving gate lines(GL1-GLn) of the LCD panel, a data driver(26) for driving data lines(DL1-DLm+1) of the LCD panel, and a timing control part(28) for controlling the gate and data drivers. In the LCD panel, liquid crystal cells are disposed on every intersections between the gate and data lines in the shape of matrix. The liquid crystal cells have thin film transistors(21) connected one of the gate lines and one of the data lines and disposed zig zag along the data lines, wherein liquid crystal cells included in the same columns are connected to different adjacent data lines alternately per horizontal lines. The liquid crystal cells for different colors are disposed alternately with respect to one of the data lines zig zag.
Patent KR-20030084493-A (KR)
Inventor: AHN HEUNG JUN
IPC: G11C11/40
Filed: 2002-04-27
Abstract: PURPOSE: An output buffer of a semiconductor device is provided, which has good noise characteristics without speed delay by reducing a maximum current during an operation. CONSTITUTION: A control signal generator(100) generates a pulse signal which becomes active only during a constant interval including a time when read data is transferred. And a buffer(200) outputs by buffering the above read data, and is disabled when the above pulse signal is inputted. The buffering unit comprises a data transmission unit(210) buffering the read data according to a control signal being output from the control signal generator and includes an output driver(220) pulling up or pulling down an output signal of the data transfer part to an output port.
Patent KR-20020083952-A (KR)
Inventor: DEVRIES MARK A
IPC: B41J2/175
Filed: 2002-04-29
Abstract: PURPOSE: A container for consumable material, a container-receiving station, and the system are provided to properly install an alternate ink container to be engaged with a receptacle of a printer. CONSTITUTION: A container for consumable material(110) is attached to a device using consumable material. The container has feature parts(360A,360B) indicating the characteristic of the material. The feature part includes plural elongated slots connected to each other, to physically receive engaging elements. The slot is oriented to form a special pattern functioning of mechanically distinguishing containers. The special pattern formed by the mutually connected elongated slots is a T-shape. The T-shape pattern is angularly oriented in one of four orientations corresponding to 90-degree angular increments.
Patent KR-20030085743-A (KR)
Title: ping-pong ball shooting machine
Inventor: KIM JONG CHUL
IPC: A63B69/40
Filed: 2002-05-01
Abstract: PURPOSE: An automatic ping-pong ball launcher is provided to offer a variety of training methods, enable a ping-pong practice or training competently without an opponent, increase the efficiency of training and maintain the continuity of training. CONSTITUTION: The launcher comprises: a frame type supporting body(1) having casters(6,6') mounted to the bottom face; a main body(10); a launching unit(20); a cover body(40); and a transporting unit(50). Vertically movable crew bars(2) are coupled to both sides of the upper part of the frame type supporting body(1), and coupling portions(11) protruded to both sides of the bottom face of the main body are hinged to the front end of the screw bars(2). A lead port(41) is coupled to the upper part of the cover body(40). A guide tube(42) is coupled to the end of the lead port(41). A discharge port(43) is formed at one side of the cover body(40).
Patent KR-20020037323-A (KR)
Inventor: OH YONG TAK
IPC: B26B19/48
Filed: 2002-05-02
Abstract: PURPOSE: An electric razor capable of shielding a magnetic field is provided to prevent the human body from being damaged by a harmful magnetic field by effectively shielding the magnetic field generated from the electric razor. CONSTITUTION: A motor(24) is installed in an electric razor(1). A magnetic field shielding member(10) is provided to shield the magnetic field generated from the motor(24). An electro-magnetic wave absorbing member is surrounded around the motor(24). In order to effectively shield the magnetic field, an inner diameter of the magnetic field shielding member(10) is larger than an outer diameter of the motor(24). When the magnetic field shielding member(10) is installed in an inner portion of a plastic case(30), an outer portion of the magnetic field shielding member(10) is supported by supporting ribs(32) formed at an inner portion of the plastic case(30).
Patent KR-20030087479-A (KR)
Title: Liquid Crystal Display and Method for Manufacturing the same
Inventor: LIM CHEONG SEON
IPC: G02F1/1343
Filed: 2002-05-10
Abstract: PURPOSE: A liquid crystal display and a method for fabricating the liquid crystal display are provided to prevent spacers formed for maintaining a cell gap from damaging the surface of an alignment film. CONSTITUTION: A liquid crystal display includes the first and second substrates(31,21) facing each other, gate lines, data lines, an alignment film(38), and spacers(39). The gate lines and the data lines are arranged on the first substrate, intersecting each other, to define pixel regions. The alignment film is formed on the overall surface of the first substrate and has at least one first recess(40) formed at the pixel regions. The spacers are formed at the first recess between the first and second substrates. The liquid crystal display further includes a pixel electrode(37) having the second recess corresponding to the first recess. The pixel electrode is formed under the alignment film.
Patent KR-20020048339-A (KR)
Title: Painting method of pvc fittings and pvc fittings
Inventor: CHOI KYEONG BOG
IPC: B05D7/02
Filed: 2002-05-11
Abstract: PURPOSE: Provided is a coating method of a PVC fixture which performs infrared coating on the PVC fixture used for construction materials so that it increases surface intensity and prevents discoloration. CONSTITUTION: The coating method of the PVC fixture comprises the steps of: (i) eliminating extraneous matters from the surface of the PVC fixture(S1); (ii) coating transparent infrared paint and infrared paint including infrared ink with certain color mixed on the surface of the PVC fixture(S2); and (iii) irradiating infrared on the PVC fixture, drying and hardening infrared paint coated on the surface of the PVC fixture(S3).
Patent KR-20030093790-A (KR)
Inventor: AHN CHANG O
IPC: H01L21/20
Filed: 2002-06-05
Abstract: PURPOSE: A metal process system for manufacturing a semiconductor device is provided to be capable of minimizing the failure generated at an aluminium layer formed at the upper portion of a wafer due to the rapid surface cooling of the aluminium layer when the wafer is transferred to a transfer chamber. CONSTITUTION: A metal process system for manufacturing a semiconductor device is provided with a planarization chamber(60) for reflowing a metal layer at the upper portion of a wafer and a transfer chamber(70). At this time, the wafer is transferred to the transfer chamber from the planarization chamber. The metal process system further includes a heating part for reducing the rapid temperature change of the wafer when transferring the wafer from the planarization chamber to the transfer chamber.
Patent KR-20030097274-A (KR)
Title: a gas safety system of a car
Inventor: SHIN JUN SIK
IPC: B60K15/01
Filed: 2002-06-20
Abstract: PURPOSE: A gas safety system for a vehicle is provided to sense gas leakage of a gas bombe installed in a trunk and to automatically perform forced ventilation when gas escapes. CONSTITUTION: A gas safety system for a vehicle comprises at least one sensor(310) installed in a trunk(10), to sense gas leakage of a gas bombe(200); a control unit(400) to receive a signal transmitted from the sensor and outputs a corresponding control signal; a ventilating unit turned on according to the control signal of the control unit, to forcibly send gas in the trunk to the outside; and a warning unit turned on according to the control signal of the control unit, to warn of gas leakage. A ventilation hole(115) communicating with the outside is formed to a rear floor panel(110) in the trunk. The gas safety system includes a fan(500) installed to the lower part of the ventilation hole.
Patent KR-20030097290-A (KR)
Inventor: CHOI YUN YEONG
IPC: H01J11/42
Filed: 2002-06-20
Abstract: PURPOSE: A plasma display panel is provided to lengthen the useful life of the panel and achieve improved discharge stability by using a green mixture phosphor. CONSTITUTION: A plasma display panel comprises an upper glass(31); barrier ribs arranged on a lower glass(32) corresponding to the upper glass; and a red phosphor(39a), a green mixture phosphor(39b), and a blue phosphor(39c) sequentially arranged in the spacing between the barrier ribs and made of materials having the same surface charge polarity. The upper glass includes sustain electrodes(33) and bus electrodes, a dielectric layer(37) formed on the sustain electrodes, and a protective layer(38) formed on the dielectric layer. The lower glass includes address electrodes(34) formed on the lower glass.
Patent KR-20040000242-A (KR)
Title: Device for adjusting up-down amplitude of driver seat and control method thereof
Inventor: KIM HYEONG JIN
IPC: B60N2/50
Filed: 2002-06-24
Abstract: PURPOSE: A buffer device of a driver's seat for a bus and a control method thereof are provided to improve steering stability, and to prevent a foot of a driver from being detached from a brake pedal by reducing vertical displacement of the driver's seat in increasing the angle of a steering wheel during traveling on a curved or rough road. CONSTITUTION: A buffer device of a driver's seat comprises a displacement sensor(30) installed in the front of an upper plate(10) to detect up-and-down displacement of the seat; top and bottom detecting points installed corresponding to a dashboard(38) in the front of the seat and detected by the displacement sensor; a steering angle detecting sensor(24) installed in a steering column(26) to detect the steering angle; an electronic control unit(28) connecting to the displacement sensor and the steering angle detecting sensor to communicate signals; and an opening valve(32) installed between an air spring(14) and a leveling valve(18) to regulate supply and discharge of compressed air according to the signal from the electronic control unit.
Patent KR-20040003628-A (KR)
Title: The heat pump system
Inventor: HUH DEOK
IPC: F25B13/00
Filed: 2002-07-03
Abstract: PURPOSE: A heat pump system is provided to improve efficiency of heat exchange by reducing temperature on an inlet side of an outdoor heat exchanger during cooling operation to reduce temperature of the whole of a cycle, and increasing temperature of an inlet side of a compressor during heating operation to increase temperature of the whole of the cycle. CONSTITUTION: A temperature dropping unit is installed between an accumulator(60) and an inlet of an outdoor heat exchanger to drop down temperature of an inlet side of the outdoor heat exchanger by allowing the accumulator and the inlet of the outdoor heat exchanger to exchange heat with each other. A four-way valve(62) is installed among a compressor(52), the outdoor heat exchanger and an indoor heat exchanger(58) to switch flowing of refrigerant depending on whether a heat pump system works at heating operation or at cooling operation. The temperature dropping unit is a heat pipe(64) installed over the accumulator and the inlet side of the outdoor heat exchanger, and having one side formed as a coil and installed in the accumulator, and the other side formed as a coil and covering an outer circumference of the inlet of the outdoor heat exchanger.
Patent KR-20030011548-A (KR)
Title: allophone control method and variable capacity type compressor
Inventor: INOUE YOSHINORI
IPC: F04B27/10
Filed: 2002-07-18
Abstract: PURPOSE: A variable displacement compressor and a method for inhibiting noise thereof are provided to reduce or prevent noise when a swash plate collides with a rotor. CONSTITUTION: A variable displacement compressor is composed of a housing(2), a drive shaft(8), a rotor(30), a swash plate(11), a piston(15), and a decelerating mechanism(40). The housing includes a cylinder bore(1a) and supports the drive shaft. The rotor is adhered to the drive shaft. The swash plate is operatively connected to the rotor and the drive shaft to vary inclination angle relative to the drive shaft. The piston is connected to the swash plate to reciprocate in the cylinder bore with the rotation of the swash plate. A stroke of the piston varies in accordance with the inclination angle of the swash plate. The decelerating mechanism between the rotor and the swash plate decelerates the inclination speed of the swash plate in a range from a close maximum inclination angle to the maximum inclination angle when the swash plate inclines to increase the stroke of the piston.