baber/WOPTO huggingface dataset:
Patent KR-20040088128-A (KR)
Inventor: KIM SEONG IL
IPC: H04R5/033
Filed: 2003-04-09
Abstract: PURPOSE: A headphone case for opening and closing sound waves is provided to optimize the sound field by controlling a vibration area. CONSTITUTION: A sound forming member(11) is formed between a speaker unit(1) and a listener's ears. The speaker unit is surrounded by the sound forming member in order to isolate a sound space from the outside. The sound space is formed in the inside of the sound forming member. A plurality of through-holes(13) are formed at one side of the sound forming member in order to connect selectively the sound space to the outside. A switching part is used for opening selectively the through-holes of the sound forming member. The sound forming member is formed at a lower side of an encloser(14) and is formed with a ring-shaped plate having through-holes. The switching part is formed with a ring-shaped sliding plate(15(2)) having an opening portion(16).
Patent KR-20040090210-A (KR)
Inventor: KIM HYEON HO
IPC: B22D41/00
Filed: 2003-04-16
Abstract: PURPOSE: A device for preventing flowing of insulating material in tundish is provided to prevent skull from sticking to temperature measuring port and prevent oxidation of molten steel by preventing that the insulating material is pushed to the outer side by sleeve so that the insulating material always covers an upper part of molten steel. CONSTITUTION: The device comprises a cylindrical housing(30) mounted on a temperature measuring port(21) of tundish cover(20) and extended to the inside of tundish(10); and an additional insulating material stored in the housing and injected into an empty space of the insulating material during flowing of the insulating material in tundish, wherein a flange(31) is formed to the outer side on an upper part of the housing and installed in such a way that the flange is hung on the temperature measuring port of the cover, and wherein the housing is formed of a refractory material.
Patent KR-20040092185-A (KR)
Inventor: JUNG SEOK MUN
IPC: F24C3/12
Filed: 2003-04-25
Abstract: PURPOSE: A heating value control device and a method of a closed-type gas oven are provided to execute heating value control selected by a user via the use of one solenoid valve. CONSTITUTION: A closed-type gas oven has a ceramic glass on which an article to be cooked is put, a burner housing constituting an exhaust passage together with the bottom of the ceramic glass, and a burner burning mixed gas and producing radiant waves. A heating value control device of the closed-type gas oven comprises a combustion fan(80) producing air to the inside; a level selection part(110) for selecting the heating value desired by a user; a solenoid valve(70) adjusting the opening and shutting of gas to the burner; and a control part(100) varying the rotational force of the combustion fan according to the heating value selected by the user through the level selection part.
Patent KR-20030087543-A (KR)
Title: 기판처리장치 및 기판처리방법
IPC: H01L21/311
Filed: 2003-05-06
Abstract: 본 발명은 기판처리장치 및 기판처리방법에 관한 것으로서, 기판처리장치의 하나의 실시예인 레지스트 제거장치(1)는 처리용기(10)의 내부에 웨이퍼(W)를 수용하고, 수증기와 오존 함유 가스를 처리용기(10)내에 공급함으로써 웨이퍼에 부착하고 있는 레지스트의 제거처리를 행한다. 수증기와 오존 함유 가스의 혼합가스 분위기에 노출되는 처리용기(10)의 내면 및 처리용기(10)의 내부에 설치된 부재의 표면에는 SiO 2 피막(13)이 형성되어 있고, 이것에 의해 처리용기(10) 및 처리용기(10)의 내부에 설치된 부재의 내구성을 향상시키고, 또 파티클의 발생을 억제하는 기술을 제공한다.
Patent KR-20040099881-A (KR)
Inventor: NAMKOONG JU
IPC: B62D5/04
Filed: 2003-05-20
Abstract: PURPOSE: An electrical power steering system is provided to repress noise by preventing unequal rotation caused by burr generated in making the large plastic driven bevel gear and to improve production efficiency without removing the burr. CONSTITUTION: An electrical power steering system comprises a rack housing(1); a rack bar(2) embedded in the rack housing and composed of a rack gear and a screw(22) arranged longitudinally at both ends, respectively; a pinion shaft(4) engaged with the rack gear formed at the rack bar; a sensor unit for detecting steering torque of the pinion shaft; an electric motor(5) driven according to a signal detected by the sensor unit; a ball screw unit(9) for supporting the horizontal sliding of the rack bar from the other side of the rack bar mounted with the electric motor; and a reducer(100) comprising a driving bevel gear(50a) shaft-inserted with the electric motor at the end of a shaft and engaged with a driven bevel gear(60a) disposed on the outer peripheral surface of a ball nut(6) of the ball screw unit. The width of the driven bevel gear arranged on the outer peripheral surface of the ball nut is larger than the driving bevel gear inserted into the end of the electric motor shaft.
Patent KR-20040103097-A (KR)
Title: Electric socket having anion producer and lighting circuit of bulb-type fluorescent lamp built in
Inventor: NA YE HWAN
IPC: F24F7/00
Filed: 2003-05-30
Abstract: PURPOSE: An electric socket having an anion producer is provided to enable use of a bulb by separating an electronic component substrate, an anion-emitting device, and an anion component substrate from a fluorescent lamp separately from the lamp and replacing just the lamp when the lamp is used up. CONSTITUTION: A socket body(1) is divided into upper, intermediate, and lower parts and the divided parts are integrally assembled. A fluorescent lamp(2) and a bulb(3) are fitted or inserted in the upper surface(6) of the socket body. A through-hole(5) is formed between lighting and an electronic circuit to emit an anion produced from an anion producer and the heat produced by the lighting to the outside from the inside and to shut off heat from the lighting from an inner electronic circuit. A thread is formed between a through-hole body and an inner body of a socket to facilitate combination and separation and an electrode part of a screw shape is mounted to the lower part of the body and the electrode part is assembled to the socket to receive power from the outside. A support piece is formed to the inner wall of the socket body to mount electronic component substrates to the upper and lower sides.
Patent KR-20030095334-A (KR)
Title: 고주파수대역을 포함하는 광대역에 걸쳐 노이즈제거특성이 우수한 소형이며 간소한 구조의 전송선로형노이즈 필터
IPC: H01P1/202
Filed: 2003-06-10
Abstract: 임피던스 값 Z1의 제 1 임피던스 요소(2), 임피던스 값 Z2의 제 2 임피던스 요소(3), 임피던스 값 Z3의 제 3 임피던스 요소(4), 제 1 양극단자(5), 제 2 양극단자(6) 및 음극단자(7)를 구비한다.  임피던스 Z1〈Z2이며 Z1〈Z3을 만족한다.  제 1 임피던스 요소(2)의 중심도체(2a) 양단은 제 1 노드(8) 및 제 2 노드(9)에 각각 접속되어 있다.  제 2 임피던스 요소(3)의 양단은 제 1 노드(8) 및 제 1 양극단자(5)에 각각 접속되어 있다.  제 3 임피던스 요소(4)의 양단은 제 2 양극단자(6) 및 제 2 노드(9)에 각각 접속된다.  제 1 임피던스 요소(2)의 중심도체(2a)와 음극도체(2b)는 임피던스 값이 Z1인 전송선로구조를 형성한다.  음극도체(2b)는 음극단자(7)에 접속되어 있다.
Patent KR-20040110279-A (KR)
Inventor: KIM SANG DEOK
IPC: H01L21/31
Filed: 2003-06-18
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to remove effectively fine convex-type defects on a TEOS oxide layer by in-situ sputtering after depositing the TEOS oxide layer. CONSTITUTION: A TEOS oxide layer(32) as an insulating layer is deposited on a semiconductor substrate(31) by CVD(Chemical Vapor Deposition). At this time, fine convex-type defects(33) are generated on the TEOS oxide layer. By using in-situ sputtering, the fine convex-type defects are effectively removed. The sputtering gas is one selected from a group consisting of O2, N2 and Ar.
Patent KR-20040002671-A (KR)
Title: Pvd supported mixed metal oxide catalyst
Inventor: CHATURVEDI SANJAY
IPC: B01J35/06
Filed: 2003-06-25
Abstract: PURPOSE: An improved catalyst for the oxidation of alkanes, or a mixture of alkanes and alkenes, to their corresponding unsaturated carboxylic acids by vapor phase catalytic partial oxidation, a method of making and supporting the catalyst, and a process for the vapor phase catalytic partial oxidation of alkanes, or a mixture of alkanes and alkenes, to their corresponding unsaturated carboxylic acids are provided. CONSTITUTION: The process for the preparation of a supported catalyst comprises the steps of (a) providing a catalyst support; (b) sequentially depositing on the support a catalyst composition comprising, in random order, as essential elements, at least one layer comprising Mo, at least one layer comprising V, at least one layer comprising Te, and at least one layer comprising X, wherein X is at least one element selected from the group consisting of Nb, Ta, W, Ti, Al, Zr, Cr, Mn, Fe, Ru, Co, Rh, Ni, Pd, Pt, Sb, Bi, B, In and Ce, to form a loaded support, the sequential vapor deposition providing relative amounts of the elements such that, after a calcination of the loaded support, the relative amounts of the elements satisfy the following expression: MoaVbTecXd, wherein a, b, c and d are the relative atomic amounts of the essential elements Mo, V, Te and X, respectively, and, when a=1, b=0.01 to 1.0, c=0.01 to 1.0 and d=0.01 to 1.0; and (c) calcining the loaded support. The catalytic process comprises the steps of (a) providing a catalyst support; (b) sequentially depositing on the support a catalyst composition comprising, in random order, as essential elements, at least one layer comprising Mo, at least one layer comprising V, at least one layer comprising Te, and at least one layer comprising X, wherein X is at least one element selected from the group consisting of Nb, Ta, W, Ti, Al, Zr, Cr, Mn, Fe, Ru, Co, Rh, Ni, Pd, Pt, Sb, Bi, B, In and Ce, to form a loaded support, the sequential vapor deposition providing relative amounts of the elements such that, after a calcination of the loaded support, the relative amounts of the elements satisfy the following expression: MoaVbTecXd, wherein a, b, c and d are the relative atomic amounts of the essential elements Mo, V, Te and X, respectively, and, when a=1, b=0.01 to 1.0, c=0.01 to 1.0 and d=0.01 to 1.0; (c) calcining the loaded support; and (d) subjecting a feed including an alkane or a mixture of an alkane and an alkene to a vapor phase catalytic partial oxidation reaction in the presence of the calcined loaded support.
Patent KR-20050003533-A (KR)
Inventor: PARK JEONG HWAN
IPC: H01L21/336
Filed: 2003-06-27
Abstract: PURPOSE: A method of forming a gate of a semiconductor device is provided to control uniformly a degree of oxidation according to a doping level of a doped polysilicon layer by using an RTP(Rapid Thermal Process) in a sidewall oxidation process. CONSTITUTION: A gate pattern including a tunnel oxide layer(104), a dielectric layer(108), a floating gate(106), and a control gate(110) is formed on an upper surface of a semiconductor substrate. A plurality of sidewall oxide layers(114a,114b) are formed on both sidewalls of the gate pattern by performing a dry-oxidation process using an RTP apparatus. The floating gate is formed by a laminated structure of an undoped amorphous silicon layer and a doped amorphous silicon layer.
Patent KR-20050005009-A (KR)
Inventor: HONG MYOUNG SUN
IPC: C08L31/04
Filed: 2003-07-01
Abstract: PURPOSE: Provided is a resin composition for extrusion coating and extrusion lamination, which is used as packaging materials for mechanical products, electronic products, heavy products and semiconductors by excellent electrical insulation property and wear resistance. CONSTITUTION: The resin composition having high insulation property and wear resistance for extrusion coating and extrusion lamination comprises a low-density polyethylene(LDPE) resin or ethylene vinyl acetate(EVA) resin as a base resin, polymethylpentene(PMP) resin and Neuburg siliceous earth. In the resin composition, the mixing ratio of the base resin to polymethylpentene resin is 1:99-99:1 on the weight basis, and the Neuburg siliceous earth is present in an amount of 1-10 parts by weight per 100 parts by weight of the combined weight of the base resin and PMP resin.
Patent KR-20050005850-A (KR)
Inventor: SEO JUNG HO
IPC: H04M1/60
Filed: 2003-07-07
Abstract: PURPOSE: A mobile communication terminal with a bass boost circuit between a digital to analog converter and an amplifier is provided to increase a low frequency level of an analog voice signal to be inputted to the amplifier, thereby enhancing a bass reproduction capacity. CONSTITUTION: A mobile communication modem(10) outputs a digital voice signal received from the outside. A digital to analog converter(20) converts the digital voice signal outputted from the modem(10) into an analog voice signal, and outputs the analog voice signal. A bass boost circuit(40) receives the analog voice signal outputted from the converter(20), increases the low frequency level of the analog voice signal, and then outputs the analog voice signal. An amplifier(30) amplifies the analog voice signal outputted from the bass boost circuit(40), and outputs the amplified signal to a speaker(SP). The bass boost circuit(40) is comprised of an LPF(Low Pass Filter)(40a) for passing only a low frequency portion of the analog voice signal outputted from the digital to analog converter(20) and an adder(40b) for adding the low frequency analog voice signal and the analog voice signal outputted from the converter(20).
Patent KR-20050006546-A (KR)
Inventor: HAN DAE SUNG
IPC: G06F15/16
Filed: 2003-07-09
Abstract: PURPOSE: A real-time monitoring system for protecting the network and an operating method thereof are provided to prevent loss of all events received from an IDS(Intrusion Detection System) and implement real-time monitoring by offering the latest event in real-time even if overrun of excessive events is generated. CONSTITUTION: The IDS(10) confirms the event for generation of abnormal operations between PCs on the network. An event processor(500) is constructed to link with the IDS, and processes the event received from the IDS while having the first and the second stack typed buffer(510,520). A monitoring server(300) manages states of each PC on the online by receiving the event processed in the event processor.
Patent KR-20050009030-A (KR)
Inventor: BAEK WOON HYUN
IPC: H04N1/32
Filed: 2003-07-15
Abstract: PURPOSE: A method is provided to receive a voice and a fax simultaneously and broadcast a mail using an IP(Information Provider)-based media server by converting the voice and a fax document to a multimedia document and then broadcasting it to a mail address. CONSTITUTION: An IP-based media server records a sender's voice inputted via an IP terminal using a G.723 encoding technique(S310). The media server receives a fax document inputted via the IP terminal of the sender by way of a T.38 protocol procedure(S320). The media server converts the recorded voice and the received fax document to an MIME(Multipurpose Internet Mail Extension) type(S330). The media server transmits the voice and the fax document with the MIME type to a mail address set in advance, using an SMTP(Simple Mail Transfer Protocol)(S340).
Patent KR-20050009485-A (KR)
Inventor: PARK JUNG GOO
IPC: H01L21/336
Filed: 2003-07-16
Abstract: PURPOSE: A method of fabricating a semiconductor device is provided to increase an edge part of a gate oxide layer and improve a hot carrier characteristic by implanting selectively ions before forming the gate oxide layer. CONSTITUTION: A semiconductor substrate(100) including an isolation layer(112) and a well(114) is provided. An ion implantation mask for opening a gate electrode region is formed on the semiconductor substrate. A nitrogen ion layer is formed on the semiconductor substrate by performing a nitrogen ion implantation process. The ion implantation mask is removed therefrom. A gate oxide layer(124) is formed on the entire surface of the semiconductor substrate. A nitride layer is formed on the nitrogen ion layer. A conductive layer(126) is deposited on the gate oxide layer. A gate electrode(130) is formed by patterning the conductive layer and the gate oxide layer.
Patent KR-20050010605-A (KR)
Inventor: CHO WON IK
IPC: G11B7/085
Filed: 2003-07-21
Abstract: PURPOSE: An optical pickup actuator capable of performing a tilt driving function is provided to enable focusing, tracking, and tilt driving processes, and to locate tracking coils based on a central polarization line of a magnet, thereby using both coils as available coils, consequently sensitivity can be improved. CONSTITUTION: A holder(103) is located on one side of a base(100). A blade(120) is mounted with an objective lens(105), and comprises a guide groove(115). A magnetic driving unit(125) comprises the first and second magnets(130,131) disposed to face each other by being polarized on the right and the left in track direction(T), tracking coils(145) disposed to face each other for N and S poles of the first and second magnets(130,131), and at least two focusing-combined tilt coils(140) disposed to face each other for each polarization of the magnets(130,131). The magnetic driving unit(125) is installed by crossing the guide groove(115). Elastic supporting members(110) movably support the blade(120) in connection with the holder(103).
Patent KR-20050014191-A (KR)
Inventor: KIM SUNG WOON
IPC: A47J37/06
Filed: 2003-07-30
Abstract: PURPOSE: An indirect suction ignition device using an air blast is provided to prevent breakage of a fan caused by hot air followed by suction by enabling suction via a blower in spite of a suction type. CONSTITUTION: An indirect suction ignition device using an air blast has a combustion receptacle(1) connected to a blast pipe(20). The indirect suction ignition device ignites by placing charcoal in the combustion receptacle. The indirect suction ignition device comprises the blast pipe supplying and exhausting air through a blower(4), and a suction pipe(30) having one end connected to one side of the outer periphery of the blast pipe in a slantly pierced state at an acute angle to the blower side. The other end of the suction pipe is combined to the combustion receptacle.
Patent KR-20050017700-A (KR)
Title: Cellular phone and a portable terminal function expanding device and a function expanding method, specially in reference to transmitting authentication contents to a management server system, in order to be applied to e-commerce
Inventor: HUR KWANG HO
IPC: H04B1/40
Filed: 2003-08-06
Abstract: PURPOSE: A cellular phone and a portable terminal function expanding device and a function expanding method are provided to automatically process a mobile right approver and approving terminal authenticating/confirming function without a complex access procedure, thereby safely using various services and information. CONSTITUTION: A memory stores each access path, a cellular phone registration number, a card user number, and a password. A processor(100) reads an access path card user number and the password according to settings of the memory whenever information selected from a cellular phone(200) is inputted, and processes the read settings of the memory based on the inputted information. An interface communicates with a portable terminal. A user displays frequently used functions and connectors on a display. If inputted data is identical with the stored information, a device is automatically connected to a stored number and an address.
Patent KR-20050017987-A (KR)
Inventor: JEONG KWANG HWA
IPC: G01N21/35
Filed: 2003-08-12
Abstract: PURPOSE: An apparatus and a method for diagnosing a precursor transmutation for an organic metal chemical vapor deposition process are provided to preliminarily diagnose the precursor transmutation by connecting an infrared spectrophotometer to a reactor. CONSTITUTION: An apparatus for diagnosing a precursor transmutation includes a bombe(100) for receiving a carrier gas(100a). One side of a first pipe(110) is connected to the bombe(100). A vessel(200) is provided to receive a liquid metal organic precursor(200a) therein. The vessel(200) is connected to other side of the first pipe(110) in such a manner that the carrier gas(100a) vaporizes the liquid metal organic precursor(200a) by bubbling the metal organic precursor(200a). A second pipe(210) is connected to the vessel(200) in such a manner that one side of the second pipe(210) is arranged on a surface of the metal organic precursor(200a), and the metal organic precursor(200a) and the conveying gas(100a) are conveyed through the second pipe(210).
Patent KR-20040017781-A (KR)
Inventor: MURAI ATSUHITO
IPC: G02F1/1333
Filed: 2003-08-19
Abstract: PURPOSE: To provide an active matrix substrate wherein photolithographic alignment of a terminal pad in a terminal disposing direction can be largely secured and the breakage of an insulating film due to deflection of an insulation substrate generated when a driver for driving a liquid crystal is mounted is suppressed. CONSTITUTION: The active matrix substrate 9 is provided with the insulation substrate 1, the insulating film 13 provided on a layer of wiring terminals 2 on the insulation substrate 1 and having contact holes 3 formed to be extended in the terminal disposing direction so as to exposing a plurality of the wiring terminals 2 and a plurality of conductive terminal pads 4 disposed on the layer of the insulating film 13 on the insulation substrate 1 so as to cover a plurality of the respective wiring terminals 2 exposed from contact holes 3 of the insulating film 13. A signal inputting terminal 10 is constituted of the wiring terminal 2 and the terminal pad 4 corresponding to the wiring terminal 2.
Patent KR-20040018230-A (KR)
Inventor: DODGSON TERENCE EDWIN
IPC: H04L27/00
Filed: 2003-08-23
Abstract: PURPOSE: An integrated modulator and demodulator is provided to assure more efficient usage of modem modules by avoiding duplication of modulation and/or demodulation modules. CONSTITUTION: According to a modulation apparatus(600) to modulate/demodulate data for transmission from the first apparatus to the second apparatus, a modulation unit can modulate and/or demodulate data at least according to the first and the second modulation technology using common digital modulation components. The modulation apparatus includes a plurality of building blocks, and at least one of the plurality of building blocks is used to modulate and/or demodulate data according to the first and the second modulation technology. One building block includes a programmable finite impulse response filter and a lookup table and a serial parallel converter.
Patent KR-20050022567-A (KR)
Inventor: AHN HYO JUN
IPC: H01M10/04
Filed: 2003-08-27
Abstract: PURPOSE: Provided is lithium/sulfur secondary battery with improved discharging capacity at room temperature by adapting graphitic nano fiber (GNF) membrane between anode and electrolyte. CONSTITUTION: The lithium/sulfur battery comprises anode collector(11), anode(12), ionic conductive medium(14), cathode(15) and cathode collector(16). Between the anode(11) and the ionic conductive medium(14), graphite nano fiber membrane(13) is added. The membrane(13) is prepared by conducting ultra-sonic treatment for 5 hours, and adding PvdFco-HFP copolymer and self-stirring the copolymer for 24 to 48 hours. PVdF-co-HFP polymer and the graphitic nano fiber are 70:30 to 80:20 ratio by weight.
Patent KR-20050024676-A (KR)
Inventor: BANG WON KYU
IPC: H01J17/16
Filed: 2003-09-01
Abstract: PURPOSE: A plasma display device is provided to achieve improved strength of a chassis base by varying the shape of the bending portion such that inertia for bending moment is increased. CONSTITUTION: A plasma display device comprises a plasma display panel; a chassis base(60) arranged in parallel with the plasma display panel; and a circuit unit arranged on the rear surface of the chassis base. The chassis base has a surface on which a bending portion(102) is formed integrally with the chassis base. The bending portion is formed to increase the strength of the chassis base and protect the circuit unit.