baber/WOPTO huggingface dataset:
Patent KR-20080097877-A (KR)
Title: Anode material of secondary battery and secondary battery using the same
Inventor: HAN KYUNG HEE
IPC: H01M10/02
Filed: 2007-05-03
Abstract: A negative electrode material for a secondary battery and a secondary battery containing the same as a negative electrode is provided to reduce environmental toxic materials generated in a negative electrode active material manufacturing process and the impurity content of raw materials, and to prevent the impurity side reaction, thereby increasing efficiency and cycleability of the negative electrode material. A negative electrode material for a secondary battery is produced by coating low crystalline carbon to a carbon core material and calcining it. The carbon core material is previously dried and washed before the low crystalline carbon coating. The washing is carried out at a room temperature to 50 deg.C.
Patent KR-20080101004-A (KR)
Title: Method of manufacturing fe and ni containing material using fe and ni containing sludge and method of manufacturing raw material for stainless melting using the fe and ni containing material
Inventor: LEE JAE YOUNG
IPC: B22F9/26
Filed: 2007-05-15
Abstract: A method of manufacturing Fe and Ni containing material using Fe and Ni containing sludge is provided to manufacture the Fe,Ni containing material in which the content of S is low from the waste water in which Fe, Ni, SO4 is contained with the high collection rate. A method of manufacturing Fe and Ni containing material using Fe and Ni containing sludge includes the next step: a step for preparing Fe, Ni, SO4 containing waste water; a step the pH of the waste water injects the SO4 neutralizing agent in the waste water so that 0.5~ 2.5 be and that makes SO4 neutralized and removed; a step for precipitating in the form of the hydroxide [(Ni,Fe) (OH) 2] the iron and nickel NaOH is added in the liquid removed SO4; a step for washing to the water precipitate; and a step for manufacturing the Ni, Fe containing material.
Patent KR-20070113116-A (KR)
Title: Earth leakage breaker
Inventor: ASANO HISANOBU
IPC: H01H83/04
Filed: 2007-05-17
Abstract: An earth leakage breaker is provided to protect a megger test switch body from breakdown by using a cover of a body case which endures an excessive operating force. An earth leakage breaker includes a leakage tripping device, and a megger test switch. The leakage tripping device has a main circuit contact, a switching device, an operation handle, an over-current tripping apparatus, a zero phase current transformer, and a leakage detecting circuit. The megger test switch turns on and turns off a feeding circuit which is installed between the leakage detecting circuit and a main circuit, and separates the leakage detecting circuit from the main circuit by being turned off during an insulating test and a withstand voltage test of the breaker. The megger test switch is installed in a body case of the breaker. A push-and-twist locking type push button(19) which turns on or off the switch body is mounted to a cover of the body case of the breaker. The switch body of the megger test switch is turned off through an actuator(21) by the push-and-twist operation of the push button. The breaker is tripped by driving a trip crossbar(15) to a latch released position.
Patent KR-20080110403-A (KR)
Title: Method for recovering tungsten from wasted sludge
Inventor: JANG HAN GYU
IPC: C22B7/00
Filed: 2007-06-15
Abstract: An economical manufacture process where calcinations is unnecessary tries to be provided react with the inorganic acid and valuable metal(co, and Ti and Ni) included in the sludge are eluted and the high purity tungsten powder is collected. A method for recovering the highly purified tungsten powder from the sludge performs a step drying the sludge containing the tungsten and gets the dry powder; a impurity removal step for removing impurity from the dry powder; and an acid processing step for separating the tungsten from the other component by using the inorganic acid, the powder removing impurity through the impurity removal stage is undergone an acid process.
Patent KR-20090002215-A (KR)
Title: Semiconductor light emitting device and fabrication method thereof
Inventor: KIM KYONG JUN
IPC: H01L33/00
Filed: 2007-06-22
Abstract: A semiconductor light emitting device and a manufacturing method thereof are provided to improve the property of the emitting device by forming the thin film in which crystalline is high between a substrate and a lower conduction semiconductor layer. A mask seed layer(112) is formed to be random on a substrate(110). A first nitride semiconductor layer(114) is formed on the substrate in which the mask seed layer is not formed and the gap between the mask seed layers. A second nitride semiconductor layer(120) is formed on the upper part of the first nitride semiconductor layer and the upper part of the mask seed layer. A first conductivity semiconductor layer(130) is formed on the second nitride semiconductor layer. An active layer(140) is formed on the first conductivity semiconductor layer. A second conductivity semiconductor layer(150) is formed on the active layer.
Patent KR-20070074532-A (KR)
Title: Noiseless of sand sealed floor
Inventor: PARK JONG HYEONG
IPC: E04F15/20
Filed: 2007-06-24
Abstract: An interlayer noise preventive construction method for an apartment house is provided to cut off interlayer noise by installing inelastic shock absorbing materials on the bottom to the sufficient thickness. The interlayer noise preventive construction method for an apartment house comprises the steps of: manufacturing a lightweight concrete panel; installing a retaining wall form, spreading a wall plate on the form at a level, arranging sleepers and joists at regular intervals and supporting timbering, constructing the lightweight concrete panel, arranging slab bars and binding a reinforcing bar and a connector with a binder, and then placing slab concrete; finishing up the bottom with inelastic shock absorbing materials thickly; and installing a gypsum board on the bottom by nailing.
Patent KR-20080114008-A (KR)
Title: Composition of conductor paste and manufacturing method of conductor paste using it
Inventor: JANG WOO YANG
IPC: H01B1/22
Filed: 2007-06-26
Abstract: A manufacturing method of paste for plasticized electrode, using nano silver particles is provided to save the fuel by lowering a temperature necessary for plasticizing due to sinterability at the temperature lower than the melting point of the inherent metal. A manufacturing method of paste for plasticized electrode, using nano silver particles comprises a step for synthesizing the silver particle of nano-size consisting of silver powder of nano-size 5~20wt%, silver powder 50~65 wt%, lead-free Bi-based frit glass 3~9wt%, and a vehicle 21~27 wt% which is an organic solvent; and a step for mixing the synthesized silver particle of nano-size with the silver powder.
Patent KR-20090001122-A (KR)
Title: Dual-roller
Inventor: KIM KI CHUL
IPC: B65G39/02
Filed: 2007-06-29
Abstract: A dual roller is provided to facilitate the conversion of direction at right angle when transferring products by using a plurality of auxiliary wheels attached to a roller rotating in a direction. A dual roller comprises a master wheel(100) which is inserted and supported to a central axis(110) and rotating around the central axis, a plurality of auxiliary wheel installation grooves(130) formed on an outer circumference(120) of the main wheel at regular intervals, a plurality of auxiliary wheel axes(210) installed on the central axis of the main wheel in the direction perpendicular to the auxiliary wheel installation groove, and a plurality of auxiliary wheels(200) which are inserted to the auxiliary wheel axes and rotate.
Patent KR-20090001261-A (KR)
Title: Prestressed concrete girder bridge having connecting structure using steel bar, and constructing method thereof
Inventor: LEE JONG KWAN
IPC: E01D21/00
Filed: 2007-06-29
Abstract: A multi-span continuous bridge using a prestressed concrete girder and the construction method thereof are provided to balance the moment between the central part of a span and a continuous support and to reduce the girder height using structural efficiency for extending the cross section of a continuous support, thereby to reduce the amount of materials used such as concrete reinforcing bars, etc. and to improve economical efficiency, and to make a superstructure lightweight and to promote the size reduction of a substructure. A multi-span continuous bridge using a prestressed concrete(PSC) girder is formed by continuing a plurality prestressed concrete girders with a plurality of spans, wherein the PSC girder is composed of a single-sided board(12) having an end located in a continuous support to have the larger width than the width of a web, a through hole is formed in the single-sided board to penetrate when the ends of the adjacent PSC girders face with each other in the bridge axis direction, a cross beam is installed between the PSC girders in the perpendicular direction to the bridge axis in the middle of the span and the continuous support while the PSC girder is placed between the support, the ends of the adjacent PSC girders are connected to each other by inserting a steel bar to the through hole formed on the ends of the adjacent PSC girders and anchoring at the continuous support, and an end cross beam is installed to the outer end of the PSC girders adjoining each other in the perpendicular direction to the bridge axis, and concrete is placed to make the end cross beam buried, thereby to form a bridge deck.
Patent KR-20090006547-A (KR)
Title: Marking method of dried/semidried cuttlefish using laser marking apparatus
Inventor: SHIN JUNG SIK
IPC: A23L17/50
Filed: 2007-07-12
Abstract: A marking method of a dried or semi-dried squid using a laser marking machine is provided to directly display various information on the dried or semi-dried squid and allow customers to trust quality of the dried or semi-dried squid by marking predetermined design patterns on the surface of a dried or semi-dried squid using the laser marking machine. A marking method of a dried or semi-dried squid using a laser marking machine comprises: a step(S210) of aligning a position of the dried or semi-dried squid as a workpiece on the laser marking machine; a step(S220) of inputting a design pattern to be marked on the surface of the dried or semi-dried squid; a step(S230) of selecting an oscillation frequency of a laser oscillator within the laser marking machine; a step(S240) of controlling a pulse width of a marking control signal for controlling the output of a laser beam correspondingly to the design pattern; a step(S250) of controlling a mark step of the marking control signal; a step(S260) of outputting a laser beam corresponding to a marking control signal in which the pulse width and mark step are controlled; and a step(S270) of marking the design pattern on the surface of the dried or semi-dried squid with the laser beam.
Patent KR-20090007124-A (KR)
Title: Patch, antenna comprising the patch and method for tuning frequency of the antenna
Inventor: CHOI CHI JEONG
IPC: H01Q1/24
Filed: 2007-07-13
Abstract: A patch capable of preventing generation of interference between frequency bands, antenna having the same, and frequency tuning method thereof are provided to select frequency band of antenna by changing connection position of first radiation pattern and second radiation pattern. A patch(20) for an antenna of a mobile terminal comprises a first patch(30) and a second patch(40). A slot(32) is formed in a central part of the first patch. The second patch is installed inside the slot of the first patch with a formation capable of rotating. One side of the second patch is connected to a first patch part inside a rotation radius of the second patch. The first patch comprises a first patch body(31), a first radiation pattern(33), and a power feed pin(35). The first patch body has a first side(31a) and a second side(31b) opposed to the first side. The first radiation pattern is formed on the first side of the first patch body. The slot is formed in the first radiation pattern. The power feed pin is connected to the first radiation pattern, and is protruded on the second side of the first patch body.
Patent KR-20090008493-A (KR)
Title: Piston ring with micro dimple
Inventor: CHAE YOUNG HUN
IPC: F16J9/20
Filed: 2007-07-18
Abstract: A piston-ring in which the micro dimple is formed is provided that the frictional force between the wall of cylinder and piston-ring are reduced in the oscillation of piston. A piston-ring(10) in which the micro dimple is formed comprises as follows. The dimple(20) of the multiple having the diameter of 100mum~500mum in the outer circumference is formed. The occupying rate of dimple is 10%~30% of the total body surface area. A plurality of dimples is formed in the outer circumference and the oil filled with the dimple inside improves the lubricating application.
Patent KR-20090009591-A (KR)
Title: Alarm device for resistive leakage current
Inventor: HAHN SONG YOP
IPC: G08B21/00
Filed: 2007-07-20
Abstract: The alarm device for resistive leakage current is provided to detect the resistivity sneak current generated in electrical apparatus connected to the wiring device and to generate the alarm if the sneak current value is greater than the standard value. The voltage level detection circuit(50) detects the line voltage from the test line(10). The synthesis leak current detection circuit(60) detects the synthesis leak current (the synthesis of the capacitive leak current and resistivity leak current) from the test line. The resistivity leak current calculating circuit(70) produces the resistivity leak current by using the voltage detected in the voltage detection circuit. If the resistivity leak current calculated in the resistivity leak current calculating circuit is greater than the standard value, the alarm generation part(80) generates the warning alarm.
Patent KR-20080050971-A (KR)
Title: Authentication management method for roaming in heterogeneous wireless network link system
Inventor: CHO TAE NAM
IPC: H04W8/02
Filed: 2007-07-27
Abstract: An authentication method for roaming in a heterogeneous wireless network interworking system is provided to use information, which has not been used in a previous network, in a new network to which the user has moved, without discarding it. A BC(Base Station)(81) of a new network requests a user identifier from a user terminal(80)(101). The user terminal transmits a roaming request message to the BS(102), and the BS transmits the roaming request message to a VLRn(Visited Location Register n)/SGSNn(Serving GPRS Support Node n) or AAAn(Authentication, Authorization, Accounting) server(82)(103). The VLRn/SGSNn or AAAn server transfers the message to a UAGS(USIM(Universal Subscriber Identity Module) Access Gateway System)(83)(104). The UAGS transmits identification information of the user to an AAAo server or VLRo/SGSNo(84)(105). The AAAo server or VLRo/SGSNo transmits authentication data to the UAGS(83)(106). The UAGS transmits the received information to the VLRn/SGSNn or AAAn server(107). The VLRn/SGSNn or AAAn server calculates an MSK(Master Session Key)(108). The VLRn/SGSNn or AAAn server transmits security key information to the BS(109). The BS stores the received key values(110), creates a key confirmation request message, adds an authentication code MAC1(Message Authentication Code 1) to the key confirmation request message(111) and transmits the same to the user terminal(112). The user terminal checks whether a KSI(Key Set Identifier) of a key confirmation request message received from the BS and its own KSI, and if they are identical, the user terminal verifies the MAC1(113). If the two KSI are identical and the MAC1 is successfully verified, the user terminal generates an authentication code MAC2(114), and transmits a key configuration response message including the MAC2 to the BS(115). When the BS successfully verifies the MAC2, it transmits a roaming success message to the user terminal(117).
Patent KR-20090014777-A (KR)
Title: A method for in vitro phosphorylation of trap of staphylococcus aureus and a method for screening the inhibitor of the trap phosphorylation
Inventor: KIM KYEONG KYU
IPC: C12N15/70
Filed: 2007-08-07
Abstract: A phosphorylation process of TRAP(trp RNA-binding attenuation protein) derived from Staphylococcus aureus is provided to reduce the phosphorylation time of TRAP by using the metallic ion as cofactor, thereby rapidly searching the phosphorylation inhibitor of TRAP. The in vitro phosphorylation process of the TRAP comprises the steps of: expressing a large quantity of TRAP expressing vectors in Escherichia coli; purifying the expressed TRAP; and mixing the purified TRAP with phosphorylation buffer, more than 0.1 mM of metallic ion such as FeSO4, CuCl2 or ZnCl2 and p^32-ATP in distilled water.
Patent KR-20090014812-A (KR)
Title: Housekeeping book input method in a mobile telephone
Inventor: LEE SEONG WOO
IPC: H04B1/40
Filed: 2007-08-07
Abstract: A housekeeping book input method in a mobile communication terminal is provided to convert the input of spent money directly into a housekeeping book function, thereby increasing usability of a housekeeping book. Spent money is inputted by using number key pads on a standby screen(S100). It is determined whether at least one preset button for making a user to recognize that contents of a housing keeping book are spent money on the housekeeping book is inputted(S111). When the one preset button is inputted, the input is input for spent money about the housing keeping book(S112).
Patent KR-20090016859-A (KR)
Title: Circuit for driving inverter
Inventor: LEE KA YOUNG
IPC: H02M1/12
Filed: 2007-08-13
Abstract: An inverter driving circuit is provided to prevent an EMI(electromagnetic interference) and then to be usefully used in a slim type inverter by adding a capacitor. A noise removal unit(100) removes noise of input voltage(VINA). Each of inverter driving units(200a,200b) drives an inverter by using a signal from the noise removal unit as an input signal. Each of EMI removing units(300a,300b) has a capacitor, which is connected between the inverter driving unit and a voltage ground, to remove an EMI of the signal input into the inverter driving unit.
Patent KR-20090025745-A (KR)
Title: Demos transistor and method for manufacturing the same
Inventor: YOON CHUL JIN
IPC: H01L29/78
Filed: 2007-09-07
Abstract: A DMOS transistor and a manufacturing method thereof are provided to extend a distance of a drain in a gate to determine a breakdown voltage by a halo ion implantation region. A substrate(110) including a trench is formed. A gate(150) is formed in a lower part of a trench while interposing a gate insulating layer(140). A source(160) is formed in the lower part of the trench. A drain(170) is formed in the outside of the trench. A breakdown voltage adjusting ion implantation region(130) is formed in a lateral side of the trench contacting the gate. A drain extending region(180) electrically connects the gate and the drain and is formed in the lateral side of the trench. The drain is vertically extended.
Patent KR-20090026548-A (KR)
Title: Sun-visor for car
Inventor: CHOI JUNG WOO
IPC: B60J3/02
Filed: 2007-09-10
Abstract: A vehicle sun visor is provided to shield the light by automatically operating the shield depending on the direction of sunlight while preventing degradation of vehicle interior appearance due to the shield operation. A vehicle sun visor(100) comprises a front shield film(120) moving up and down to be put in and out of the sun visor body, a side shield film(130) moving to left and right to be put in and out of the sun visor body, a front drive unit(140) moving the front shield film, a side drive unit(150) moving the side shield film, a front optical sensor(160) sensing the up and down location of light, a side optical sensor sensing the left and right location of light, and a controller(180) varying the up and down position of the front shield film and the left and right position of the front side shield film.
Patent KR-20090026562-A (KR)
Title: Method and apparatus for formatting a storage medium
Inventor: CHO CHUNG HEE
IPC: G11B20/12
Filed: 2007-09-10
Abstract: A storage media formatting method and apparatus are provided to format a storage medium with leaving a specific title by copying management information on the data protected from formatting. A storage media formatting method comprises the steps of: copying management information about format-protected data from management information indicating the location data is stored in a recording medium; formatting the storage medium; restoring the copied management information; and providing a user interface for selecting the protected title.
Patent KR-20090022978-A (KR)
Title: Detection and monitoring method for target strain in mixed culture using transposon system
Inventor: EOM HYUN JU
IPC: C12Q1/68
Filed: 2007-09-19
Abstract: A method for monitoring and detecting a target strain is provided to maintain segregational stability by injecting a gene of a selection marker into chromosome DNA of a host cell and selectively detect the target strain from the same strains when the same strains are mix-cultivated using a transposon system. A method for monitoring and detecting a target strain comprises the following steps of: introducing a gene which can work as a selection marker in a genome of the target strain using a transposon system; and detecting and monitoring the target strain using the selection marker. The transposon system consists of a DNA fragment and transposase.
Patent KR-20090037166-A (KR)
Title: Apparatus for processing substrate
Inventor: WANG HYUN CHUL
IPC: H01L21/683
Filed: 2007-10-11
Abstract: An apparatus for treating a substrate is provided to improve a manufacturing cost and productivity by removing a separate notch align device for arranging a notch direction of a substrate. A cassette part(100) includes cassettes(101,102,103) storing a plurality of substrates. A first transfer part(200) transfers a substrate according to a predetermined route from the cassette part, and includes a first transfer robot(201). The first transfer robot is rectilinearly moved according to Y axis in between the cassette part and a load port(400). A work processing part(300) includes at least two or more vacuum chambers(301,302,303,304) arranged in both sides of the first transfer robot. The load port is parallel arranged in both sides of the first transfer part. A second transfer part(500) is positioned between the work processing part and the load port, injects the substrate into the work processing part by using robot arms(511,512,513,514), and carries the substrate processed in the work processing part into the load port.
Patent KR-20090039399-A (KR)
Title: Electrode sensor unit for coffee mixer
Inventor: JO IN BUM
IPC: A47J31/40
Filed: 2007-10-18
Abstract: An electrode sensor unit for a coffee mixer is provided to facilitate the maintenance of the coffee mixer by preventing the sticking of the solid coffee to the electrode. An electrode sensor unit for a coffee mixer comprises a sensor housing(11) which is combined with a pipe in which coffee flows and forms a flow path(15) for the coffee, an electrode(33) which has a smooth exterior and is placed in the sensor housing to contact with the coffee flowing in the flow path, and an electrode sensor(31) which includes a supporting part(35) extended from one end of the electrode and senses the existence of the coffee in the flow path.