baber/WOPTO huggingface dataset:
Patent KR-20020015770-A (KR)
Title: Digital-Analog Convertor
Inventor: JUNG JAE MAN
IPC: H03M1/66
Filed: 2000-08-23
Abstract: PURPOSE: A digital analog converter is provided, which can reduce an INLE(Integral Non Linearity Error) and a DNLE(Differential Non Linearity Error) by making a current flowing from each MOS transistor to a switch of each unit current cell equal each other. CONSTITUTION: According to the digital analog converter, a decoder(100) decoding a digital input signal(DIG) is arranged on the left, and a current switch part(400) comprising unit current cells(SM11,SM12,..,SMni) in a matrix form constituted with a number of switches(S1,S2,...) outputting a current(IOUT) corresponding to the digital input signal is arranged on the right of the decoder. One end of each switch is connected to each drain port of a number of MOS transistors(M1,M2...Mi...). And a current supply MOS transistor(Ms)(300) of a mirror circuit constituted with a current supply MOS transistor(Ms) and a number of MOS transistors(M1,M2...Mi...) are arranged on an upper part of the current switch part, and each MOS transistor is arranged in the unit current cell. The current supply MOS transistor is connected to a constant current source(I0) supplying a constant current with a source port connected to a power supply voltage(Vdd).
Patent KR-20010082518-A (KR)
Inventor: KIMURA KATSUTAKA
IPC: G11C16/06
Filed: 2000-08-30
Abstract: PURPOSE: To realize a high write throughput by repeating a write verify operation until writing to all memory cells corresponding to a data level of a predetermined number finishes. CONSTITUTION: A write bias is applied to write to a memory cell 1 which stores data of 2 bits per cell. Subsequently, the cell is verified with the use of data of a data hold circuit 6. A corresponding judge circuit 4 is first activated by selecting the memory cell 1 having a write target of a first state. Then, a word line WL of the memory cell is set to a first state verify level, and the verified result of the first state is held into the judge circuit 4 corresponding to the first state write memory cell 1. Connecting a bit line BL to the judge circuit 4 is carried out with the use of data of the data hold circuit 4. When the verified results from the first state through the third state are all obtained, batch judgment is carried out before writing to an insufficiently written memory cell.
Patent KR-20010000278-A (KR)
Inventor: SIM SEONG GYU
Filed: 2000-09-04
Abstract: PURPOSE: A machinery transaction system and method is provided to allow a machinery seller to upload related information, a buyer to search desired information among various machinery information, to ask for a question or negotiate with the seller and to order the machinery. CONSTITUTION: A machinery transaction method comprises the steps of a machinery seller uploading a machinery information(1), a transaction service system constructing a machinery information database based on the uploaded data(2), a machinery buyer searching for an information from the database(3), the buyer sending a question or other related data to the seller(4), the seller making an answer to the buyer's question or other related data to the buyer(5), the buyer checking the answer or the relation data and sending an order sheet(6), and the seller sending a contract form to the buyer(7). In the above processes, a delivery method can be fixed in the step(4), and an online payment step can be included.
Patent KR-20020020611-A (KR)
Title: Folding Pole
Inventor: RLEE SANG CHO
IPC: B63C9/00
Filed: 2000-09-08
Abstract: PURPOSE: A pre-fabricated rope pole is provided to vary the use of a rope pole and to make the use convenience and prompt by letting a user carry along with the rope pole. CONSTITUTION: A rope pole(1) comprises a rope(7), a grip pole(6), a middle pole(5), a first pole(4), a hook(2), and a T-shaped screw handle fitted with a rubber pipe for the use of a wire instead of the rope. The hook is spirally fitted in the upper end of a hook inserting pipe(24), and the rope is fixed in a connecting ring formed on the lower end of the hook inserting pipe. The surface of the upper end of the grip pole is formed in the male thread shape. A rotating disk(10) is spirally fitted in the male threaded surface of the grip hole. A device for fixing the rope is formed on the lower end of the grip pole. The rope pole is kept in a small size by being folded in a zigzag fashion.
Patent KR-20000072827-A (KR)
Inventor: EOM CHANK SIK
IPC: G06F17/00
Filed: 2000-09-29
Abstract: PURPOSE: An internet business system using an unmanned internet computer is to provide the information of living on the internet to one who has no computer or knowledge of computer. CONSTITUTION: An internet business system using an unmanned internet computer comprises the internet sites which are programmed to look over the information of living; real estate, job opportunity and hunting, used cars, a mouse(2) for clicking the sites, a web browser which operates only one domain name and moves only front and rear. The computer and system can be set on the common place for advertisement or commerce.
Patent KR-20020029235-A (KR)
Title: Apparatus fixing strain member using fiber reinforcing band
Inventor: PARK JAE MAN
IPC: E01D22/00
Filed: 2000-10-12
Abstract: PURPOSE: A tendon anchorage using a fiber reinforcing band is provided to prevent corrosion and scour by reinforcing an anchorage with a reinforcing band such as carbon fiber instead of a steel plate and to give a beam tension effect evenly by adding a compressive force to an end without damaging the existing structure. CONSTITUTION: In the tendon anchorage using a fiber reinforcing band(210) reinforcing a main beam(10) by fixing anchorages(110) to both ends of a structure to be reinforced such as a main beam(10) of a bridge, then tensing a steel wire(20) whose both ends are fixed to the anchorages(110), a pair of steel wire end anchorages are fixed respectively to both ends of the structure to be reinforced to fix both ends of the steel wire(20) and cover up an end of the structure to be reinforced in the shape of C by a band-type reinforcing instrument(200).
Patent KR-20020031937-A (KR)
Title: Assist grip of an automobile
Inventor: BAE MUN HO
IPC: B60N3/02
Filed: 2000-10-24
Abstract: PURPOSE: An auxiliary handle of an automobile is provided to utilize an inner space efficiently as being able to rotate a body of a handle centering around a head lining, create improvement of assembling workability and reduction of unit cost, and prevent injury by bumping a passenger's head against a body of a handle in driving on sharp curve road or a broadside collision. CONSTITUTION: An auxiliary handle consists of a bracket(10) fixed on a head lining at constant space and forming a rotating guide part(11) right and left in the center, and a body of a handle forming a through hole(21) opened in one side to be inserted to be rotatable into the rotating guide part of the bracket by both units. The stopper(12) is formed to limit conveying distance of the body of the handle in the rear of the rotating guide part of the bracket. A projection(13) is formed in the side of the front of the rotating guide part to prevent separation of the body of the handle from opposite direction with bonding direction, and a groove is made up in the inside of the through hole of the body of the handle to connect with the projection. A supporting groove(23) is formed in the outside portion in the one side of the body of the handle and to hang mutually as the body of the handle is stuck to the head lining. When the connected body of the handle is not used, the body of the handle is pushed toward the head lining and downward rotation of the body of the handle is prevented by impulse in driving as inserting a supporting projection(14) in the outside of the one side of the bracket toward the supporting groove formed in the outside in the one side of the body of the handle.
Patent KR-20020035206-A (KR)
Title: Plastic package having air-cavity and method of manufacturing the same
Inventor: PARK CHAN IK
IPC: H01L23/28
Filed: 2000-11-04
Abstract: PURPOSE: A plastic package having an air cavity is provided to miniaturize a package, by forming the air cavity only in an active circuit region on the surface of a chip directly necessitating the air cavity. CONSTITUTION: A chip(20) can be bonded to the center of a chip bonding part(12). An electrical connection to the outside is made by a lead part(14). A lead frame includes the chip bonding part and the lead part. A bonding wire(24) electrically connects a wire bonding pad part of the chip with the lead part of the lead frame. A lid part(28) has a downward protrusion part in such a position and height that the bonding wire is not damaged, so that the air cavity is formed only in the active circuit region in the center of the chip. The lid part is attached along the edge of the chip by using adhesive(26). A plastic body makes the lead frame, the chip, the bonding wire and the lid part built in a body, maintaining the air cavity formed between the chip and the lid part.
Patent KR-20020036527-A (KR)
Title: Liquid Crystal Display Apparatus for high-speeding of a bend state initially and driving apparatus and method therefor
Inventor: CHANG HAK SEON
IPC: G09G3/36
Filed: 2000-11-10
Abstract: PURPOSE: An LCD device for accelerating an initial bend orientation and an apparatus and a method for driving the same are provided to accelerate the initial bend orientation in a driving process of the LCD device of an OCB(Optical Compensated Birefringence) mode. CONSTITUTION: A timing control portion(100) outputs the first switching signal and a backlight control signal of off state at an initial state and the second switching signal and the backlight control signal of on state after a predetermined time. A DC/DC converter(400) outputs a predetermined bias voltage. A switching portion(500) outputs a bias voltage if the first switching signal is received from the timing control portion or a common electrode voltage if the second switching signal is received from the timing control portion. An inverter(700) is used for applying a backlight drive voltage according to the backlight control signal of on state. A backlight portion(800) outputs a light source according to the backlight drive voltage. A gate driver(200) outputs a scanning signal. A source driver(300) outputs a picture signal. An LCD panel(600) is formed with a multitude of gate line, a multitude of source line, a switching element, a pixel electrode.
Patent KR-20010051656-A (KR)
Inventor: PINARBASI MUSTAFA
IPC: G11B5/39
Filed: 2000-11-13
Abstract: PURPOSE: A method for producing rhodium is provided to manufacture low stress and low resistance rhodium by diagonal ion beam sputtering and annealing. CONSTITUTION: The method for producing the rhodium(Rh) lead layer of a read sensor includes a 1st step in which a rhodium(Rh) lead layer is subjected to diagonal ion beam sputtering and a 2nd step in which annealing is carried out after the 1st step. Since the stress and resistance of the rhodium(Rh) lead layer are lowered by the method, the objective lead layer desirable for use in the sensor of a read head is provided.
Patent KR-20020041972-A (KR)
Title: Clamp level automation compensation method
Inventor: BAE BYEONG JUN
IPC: H04N5/57
Filed: 2000-11-29
Abstract: PURPOSE: A method of automatically compensating a clamp level is provided to set the most stable spot as a clamp section, and to compare values of the clamp section with a preset default value, then to automatically compensate the clamp level if a difference is over a predetermined value, thereby stabilizing colors and brightness of picture quality. CONSTITUTION: A CPU sets a clamp level default value determined in a spec. The CPU sets a clamp section and a spot to read a clamp level value within the clamp section. The CPU decides whether power is on or a source format is changed. If the power is on or the format is changed, the CPU reads the clamp level value at the set spot within the clamp section, and calculates a difference between the read value with the clamp level default value, then compares whether the difference is over a predetermined value. If so, the CPU subtracts the default value as the difference, to reset. If the difference is over the predetermined value, the CPU adds the difference to the default value to reset.
Patent KR-20020044283-A (KR)
Title: Fringe field swiching mode lcd
Inventor: KIM HYANG YUL
IPC: G02F1/133
Filed: 2000-12-05
Abstract: PURPOSE: A fringe field switching mode liquid crystal display is provided to minimize the contact area of a rubbing roll and gate and bus lines so as to reduce fails caused by poor rubbing and to improve picture quality of an FFS-LCD. CONSTITUTION: Upper and lower substrates face each other, having a predetermined distance between the two substrates. A gate bus line(21) and a data bus line are formed on the lower substrate and arranged in the matrix form to define a unit pixel. A liquid crystal layer is interposed between the two substrates and includes liquid crystal molecules having positive dielectric anisotropy. A counter electrode(25) is formed at the unit pixel of the lower substrate. A pixel electrode(27) forms a fringe field together with the counter electrode and includes a body having a frame shape and a comb(27a,27b) that divides the space surrounded by the body and makes a predetermined angle with the gate bus line. The first horizontal alignment film is formed on the inner side of the lower substrate and has a rubbing axis(R) at 45 degrees to the gate bus line. The second horizontal alignment film is formed on the inner side of the upper substrate and has a rubbing axis in anti-parallel with the first alignment film. The comb of the pixel electrode is at an angle of 45 to 85 degrees or 5 to 45 degrees to the gate bus lines.
Patent KR-20020045956-A (KR)
Title: Heat exchanger with second time heat exchange function
Inventor: SONG MYEONG GYU
IPC: F28D1/00
Filed: 2000-12-12
Abstract: PURPOSE: A heat exchange device with secondary heat exchange function is provided to maximize efficiency of heat exchange and to reduce volume of a heat exchanger. CONSTITUTION: A mounting part(4) is formed on a lower case of an evaporator unit to mount a pair of blowers(2,3) thereon. A drain cut-off wall(5) is formed on the mounting part to form an indoor air inlet part(6) on a central part thereof. An upper case(7) corresponding to the lower case is installed on the lower case to form a primary heat exchange part. A cover(9) is installed on the upper case to form a secondary heat exchange part between the cover and the upper case. Discharge parts(8) are formed on both sides of on side of the upper case and the lower case to discharge air secondarily exchanging heat.
Patent KR-20020046652-A (KR)
Title: Battery Cooling Apparatus for Vehicle
Inventor: OH JE HYEOK
IPC: F01P3/12
Filed: 2000-12-15
Abstract: PURPOSE: A heat generated from an engine is prevented by a cooling water to prevent heat damage of a battery. CONSTITUTION: In a battery cooling device of an automobile preventing heat from an engine room by wrapping a battery(1) with a heat preventing member, the heat preventing member comprises a nozzle port(2) to supply a washer liquid, a hose(3) connected with a washer liquid nozzle, and a washer liquid tank(5) of a rectangular type. The washer liquid in the washer liquid tank prevents heat from the engine.
Patent KR-20010067476-A (KR)
Title: Image forming apparatus and its ink cartridge
Inventor: KAWAKAMI OSAMU
IPC: G03G21/00
Filed: 2000-12-20
Abstract: PURPOSE: To prevent the illicit use of consumable parts. CONSTITUTION: This device includes an EP cartridge 202 which is stuck with a seal 206 with a trademark to a toner replenishing port 204 in which toners 203 are sealed and a pattern recognition sensor 205 which recognizes the pattern information imparted to the seal 206 with the trademark of the EP cartridge 202.
Patent KR-20020049812-A (KR)
Title: Double-sided electro-luminescent display and method for fabricating the same
Inventor: SEO DONG HAE
IPC: H05B33/00
Filed: 2000-12-20
Abstract: PURPOSE: A double-sided luminescent display apparatus and a manufacturing method thereof are provided to improve the black state due to an aluminium reflection of an organic electron-luminescent layer by forming the organic electron-luminescent layer on the inner and outer of a pixel. CONSTITUTION: An organic EL(Electron-Luminescent) unit(40) of a first mode is formed on a glass substrate(30). An organic EL units(50a,50b) of a second mode are formed on the glass substrate(30) by neighboring the organic EL unit(40) of a first mode. A plastic/glass member(60) is jointed to an opposite face of the glass substrate(30). Plural spacers(62) are formed between the glass substrate(30) and the plastic/glass member(60). A polarizer(64) is formed on the glass substrate(30) and the plastic/glass member(60) except for the range corresponding to the organic EL unit(40) of the first mode.
Patent KR-20020050407-A (KR)
Inventor: LEE BYEONG CHEON
IPC: H04L12/931
Filed: 2000-12-21
Abstract: PURPOSE: A multicast AAL2 switch in an IMT-2000 system is provided to maximize traffic efficiency by enhancing an old multicast ATM switch or an old unicast AAL2 switch. CONSTITUTION: A multicast AAL2 switch in an IMT-2000 system consists of AAL2 receiving blocks(21a-21n), memories(22a-22n), AAL2 transmitting blocks(23a-23n), CVTs(24), and VCTs(25). The AAL2 receiving blocks(21a-21n) demultiplex 53-byte ATM cells. The memories(22a-22n), connected to the AAL2 transmitting blocks(23a-23n) in one-to-one ratio, store CPS(Common Packet Sublayer) packets temporarily in relevant addresses. Also the memories(22a-22n) store routing information and switching information for CPS packets. The AAL2 transmitting blocks(23a-23n) receive CPS packets from the memories(22a-22n), multiplex them, allocates new VPVC(Virtual Path and Virtual Connection) values and CID(Channel IDentification) values to them, and transmits them to output ports(PORT1-PORTN). The CVTs(CID and VPVC Tables)(24), respectively connected with the AAL2 receiving blocks(21a-21n), manage VCVP conversion, CID allocation, and routing information for CPS packet switching. The VCTs(25), respectively connected with the AAL2 transmitting blocks(23a-23n), manage VCVP conversion, CID allocation, and routing information for CPS packet switching.
Patent KR-20020051408-A (KR)
Title: Method of manufacturing a transistor in a semiconductor device
Inventor: KANG YEONG SEOK
IPC: H01L27/092
Filed: 2000-12-22
Abstract: PURPOSE: A fabrication method of transistors of semiconductor devices is provided to improve a property by forming an NMOS(N-channel Metal Oxide Semiconductor) transistor including a polysilicon gate electrode and a PMOS transistor having a metal gate electrode. CONSTITUTION: Field oxides(2), gate oxides(3), n+ polysilicon gate electrodes, and gate spacers(6) are formed on a semiconductor substrate(1) including an NMOS region(N) having an N-type source/drain(5n) and a PMOS region(P) having a P-type source/drain(5p). After forming an interlayer dielectric(7) on the resultant structure, the surfaces of the polysilicon gate electrodes are exposed by a CMP(Chemical Mechanical Polishing). The polysilicon gate electrode and gate oxide(3) in the PMOS region(P) are removed to expose the semiconductor substrate(1). Then, an RTO(Rapid Thermal Oxide) gate(3p) is formed on the exposed semiconductor substrate(1). A metal layer(9a) for a gate electrode is filled into the polysilicon gate electrode removed region, thereby respectively forming different gate electrodes in the NMOS and PMOS regions(N,P).
Patent KR-20020054514-A (KR)
Title: Method for constructing ring queue by using SRAM
Inventor: HAN SANG BEOM
IPC: G06F5/06
Filed: 2000-12-28
Abstract: PURPOSE: A method for constituting a ring queue using an SRAM(Static RAM) is provided to supply an enhanced service quality by constituting a ring queue using an SRAM, managing a cell effectively and storing cells according to links in the SRAM for preventing a delay or a drop when a cell cannot be received in a lower layer of a link for receiving a cell firstly stored in a FIFO(first-in first-out) in the case that a single FIFO is used. CONSTITUTION: Address bits of an SRAM are classified into the upper bit and the lower bit(ST21). The upper bit constitutes a link by link information(ST22). The lower bit constitutes a ring queue and a word is stored(ST23). A write pointer and a read pointer are set per each link of the upper bit(ST24), and an almost full signal and an almost empty signal are created for a cell unit transmission(ST25). The almost full signal and an almost empty signal are adjusted by comparing the write pointer with the read pointer(ST26).
Patent KR-20020054679-A (KR)
Title: Method for forming a contact hole
Inventor: HWANG CHANG YEON
IPC: H01L21/28
Filed: 2000-12-28
Abstract: PURPOSE: A formation method of contact holes is provided to prevent a contact top CD(Critical Dimension) widening by selectively etching an anti-reflection layer and an interlayer dielectric after forming a polymer layer as an etch stopper. CONSTITUTION: After sequentially forming a number of word lines(32), a nitride(33), the first BPSG(Boron Phosphor Silicate Glass)(34), and a plug(36) on a semiconductor substrate(31), the plug(36), the first BPSG(34), and the nitride(33) are planarized by a CMP(Chemical Mechanical Polishing) using the word lines(32) as etch ending points. Then, the second BPSG(37), an anti-reflection layer(38), the second photoresist pattern(39), and a polymer layer(40) are sequentially formed on the resultant structure. Then the anti-reflection layer(38) is etched using the second photoresist pattern(39) as a mask. At this time, the polymer layer(40) prevents a top CD widening on the second photoresist pattern(39), thereby restraining a contact top CD widening.
Patent KR-20020054707-A (KR)
Title: Capacitor in semiconductor device and Method for manufacturing the same
Inventor: LEE SEONG UK
IPC: H01L27/04
Filed: 2000-12-28
Abstract: PURPOSE: A capacitor of a semiconductor device and a method of manufacturing the same are provided to improve capacitance without controlling a lower electrode and a step coverage between a cell region and a peripheral region, and to minimize a short between a bit line and the lower electrode by improving a structure. CONSTITUTION: After forming a contact hole by sequentially etching a fourth insulating layer, a first amorphous silicon layer(61), a second insulating layer, and a first insulating layer(54), a second amorphous silicon layer(65) is deposited to completely fill the contact hole. Then, a cup shape having an inner bar made of the first and second amorphous silicon layers(61,65) is formed by selectively removing the resultant structure using an etch-back or a CMP(Chemical Mechanical Polishing).
Patent KR-20020055179-A (KR)
Title: Method for aluminium-alloy in semiconductor device
Inventor: KIM JEONG JU
IPC: H01L21/203
Filed: 2000-12-28
Abstract: PURPOSE: A method for fabricating an aluminum alloy thin film of a semiconductor device is provided to maintain low resistance of an interconnection even after a heat treatment process, by using a barrier metal and an Al-Si-Cu thin film of low reactivity. CONSTITUTION: The barrier metal is formed on a lower layer(11). The Al-Si-Cu thin film(13) is formed on the barrier metal. An Al-Cu thin film(14) is formed on the Al-Si-Cu thin film. One of a silicon substrate, an oxide layer, a nitride layer, phospho silicate glass(PSG), boro phospho silicate glass(BPSG), spin on glass(SOG) or polymer is used as the lower layer.