baber/WOPTO huggingface dataset:
Patent KR-20010074557-A (KR)
Title: Method of forming copper oxide film, method and apparatus of fabricating a semeconductor device, and a semiconductor device
Inventor: UOZUMI YOSHIHIRO
IPC: C23C22/63
Filed: 2001-01-26
Abstract: PURPOSE: To provide a copper film surface etching method, in which the copper film is oxidized and the oxide product is eliminated by acid, alkaline or the like, a copper oxide film forming method, in which the roughness of the copper film surface after the etching treatment is reduced and which can be performed in a short time and in a proper precision in few steps, a copper film etching method and a semiconductor device manufacturing method. CONSTITUTION: A copper oxide film 5, including an ammonia complex on the surface, is formed by exposing the surface of a copper wire 3 to a mixed liquid of an ammonia liquid adjusted at pH=8 to 10 and a hydrogen peroxide liquid, which is embedded in a wiring of an insulating film 1 and is enclosed by a barrier metal layer 2. After that, etching of the copper oxide film 5 is selectively made by a weak acid, having a weak oxidation as a dilute hydrochloric or alkaline as an ammonia liquid and so on. After that, a barrier metal layer 4 is formed on the surface. The etching for copper, in which the surface is not roughened and which difficult in the past can be performed, the oxidation and the etching can be performed safely by use of inexpensive liquids and the barrier metal layer can be stably formed.
Patent KR-20020066856-A (KR)
Inventor: KWON O GWAN
IPC: H04N5/655
Filed: 2001-02-14
Abstract: PURPOSE: A tilt controller of an image display device is provided to vary the space occupied by a support that supports a display according to a tilt angle of the image display device to easily secure a space for the image display device. CONSTITUTION: An image display unit(1) is mounted on a fixing part(200) and combined with the fixing part. A connection link(300) is placed under the fixing part and converts a rotary motion according to tilting of the display unit into a rectilineal motion. A support(400) is combined with the connection link to support the display unit. A movement unit(500) is connected to the connection link to be moved forward or backward according to tilting of the display unit. A tilt angle controller restricts a movement width of the movement unit to control the tilt angle of the display unit.
Patent KR-20020066910-A (KR)
Title: Triplex catalyst containing RARE-EARTH multimetal oxides and purifier of exhaust.
Inventor: KIM SEON MI
IPC: F01N3/00
Filed: 2001-02-16
Abstract: PURPOSE: A ternary catalyst manufacturing method by using rare earth oxide and an exhaust gas purifier of a vehicle are provided to reduce the size of the purifier, and to prevent discharge of NOx through the reducing process of NOx by emitting far infrared rays from the catalyst made of rare earth oxide. CONSTITUTION: A case(3) is composed of a waste gas injection pipe(1), a waste gas injection port(2), catalyst containers(8,9), a purified gas discharge part(7) and a purified gas discharge pipe(6). A catalyst(4) is injected to containers, and a space(5) is formed between catalyst containers. The catalyst is heated by injecting waste gas between containers and pipes. Waste gas is purified by oxidizing carbon monoxide and hydrocarbon and reducing NOx with the heated catalyst, and far infrared rays are radiated from containers. Discharge of exhaust gas is reduced with manufacturing the catalyst by rare earth oxide.
Patent KR-20010096624-A (KR)
Title: A Multi Internet Service Provider System and a Method
Inventor: KANG JEONG HO
IPC: H04L29/12
Filed: 2001-02-19
Abstract: PURPOSE: A multi Internet service provider system and a realizing method thereof are provided to make several ISP providers possible to offer Internet service to respective ISP subscribers through an identical ISP system, and reduce costs required for communication industry by preventing a double investment to the same system. CONSTITUTION: Information of IP addresses used by several ISPs(Internet Service Providers) and information of an online connecting unit are stored in the online connecting unit and an IP address allocating unit connecting an ISP online network. When a PC is connected to the IP address-allocating unit by using the online connecting unit, IP addresses used by the ISPs are allocated according to the stored information. The PC's information is transmitted to and received from the ISP online network through a routing unit according to the IP addresses allocated to the PC so as for the PC to transmit and receive online information to/from an external online network. The online network connecting several ISPs enables the PC to be connected to the external online network.
Patent KR-20020068809-A (KR)
Title: LCD Backlit system with partly transparent-reflective plate
Inventor: PARK CHUL
IPC: G02F1/13357
Filed: 2001-02-22
Abstract: PURPOSE: A rear surface light source device for an LCD, using a partially light transmitting plates, is provided to reduce the volume of the rear surface light source for utilizing partially transmitted light and reflected light via the partially light transmitting plates. CONSTITUTION: A rear surface light source device for an LCD, includes a plurality of partially light transmitting plate(63) formed with holes partially and positioned below a liquid crystal display panel(61), a fluorescent lamp(62) and a reflection plate(64), wherein the partially light transmitting metal is formed of metal or transparent plastic coated with metal formed with holes by partial etching.
Patent KR-20020069701-A (KR)
Title: Method for fabricating thin film transistor substrate
Inventor: HONG MUN PYO
IPC: H01L29/78
Filed: 2001-02-27
Abstract: PURPOSE: A method for fabricating a thin-film-transistor(TFT) substrate is provided to simplify a fabricating process, by making an aluminum-based interconnection contact an indium zinc oxide(IZO) layer or indium tin oxide(ITO) layer without a process for depositing and etching a separate metal layer. CONSTITUTION: Gate interconnections(22,24,26) including gate lines and gate electrodes are formed on a substrate(10). The first contact sub layer covering the gate interconnections and a gate insulation layer(30) are formed in a silicon-rich atmosphere. A semiconductor pattern(42) is formed on the gate insulation layer. Data interconnection(64,65,66) include data lines crossing the gate lines, source electrodes connected to the gate lines and drain electrodes corresponding to the source electrodes. A passivation layer(70) covering the semiconductor pattern and the data interconnections. The first contact hole(72) to which the drain electrodes are exposed is formed. A pixel electrode(82) electrically connected to the drain electrodes through the first contact holes are formed.
Patent KR-20010069331-A (KR)
Title: Micro and Analytical Balance
Inventor: KIM ANDRE
IPC: G01G19/40
Filed: 2001-03-09
Abstract: PURPOSE: An automatic microelectronic scale is provided to calculate molecular weight by the inside calculation if a chemical formula is input and output actually measured mass into a mol unit. CONSTITUTION: An automatic microelectronic scale includes an input unit(20), a micom(50) and a display unit(10). The input unit has a chemical formula input terminal for inputting chemical formula of material and an output unit determining part for selectively inputting a measurement unit. The micom outputs the chemical formula input by the input unit as molecular weight and calculates and outputs actually measured mass of material into the measurement unit selected in the output determining part making the molecular weight as a standard unit. The display unit displays the output of the input unit and the micom visually.
Patent KR-20020039212-A (KR)
Title: Vibration speaker
Inventor: JUNG SEOK HWAN
IPC: H04R9/06
Filed: 2001-03-21
Abstract: PURPOSE: A vibrating speaker is provided to add buffering to plate springs supporting a vibrating screen, to reduce the variation of a vibrating amount according to a frequency change, so that a stable vibrating characteristic can be outputted. And the vibrating speaker is provided to prevent collision between components completely, so as to improve endurance. CONSTITUTION: A housing(1) of which one side has a vibrating plate(2) for generating audio and the other side is shielded by a plate(3). A yoke(6) arranged in an internal center of the housing(1) is fixed in an internal circumference of the housing(1) by plate springs(4,5) mutually distant at predetermined intervals. A magnet(7) attached to an upper part of the yoke(6) to be branched to a north pole and a south pole in up and down directions configures a magnetic circuit. A voice coil(8) of which an upper end is fixed in the vibrating plate(2) is arranged to be near the magnet(7). A vibrating coil(7a) is attached on one side of the plate(3) to face with the magnet(7). And a damping unit(10) arranged in an internal circumference of the housing(1) reduces the variation of a vibrating amount by adding buffering to the plate springs(4,5).
Patent KR-20020076575-A (KR)
Title: Ethernet line common joining apparatus for internet protocol phone
Inventor: KIM JU YEONG
IPC: H04L12/66
Filed: 2001-03-29
Abstract: PURPOSE: An apparatus for sharing an Ethernet line of an Internet phone is provided to prevent that a PC is influenced by transmitting a normal signal to the PC in case that a normal operation is not performed by an error operation of a CPU or the abnormality of a power unit. CONSTITUTION: An abnormality sensing unit(100) detects whether an Internet phone is abnormal. In case that abnormality is detected in the abnormality sensing unit(100), an Ethernet switching unit(200) switches a signal line of a hub-side connector to a signal line of a PC-side connector. The abnormality sensing unit(100) has a switching transistor for receiving a system reset signal outputted from a CPU(40) and being turned on/off, and a switching relay for being turned on/off by the switching transistor.
Patent KR-20010095328-A (KR)
Inventor: ICHIMARU TAKAHIDE
IPC: F16B19/00
Filed: 2001-04-04
Abstract: PURPOSE: To provide a clip capable of positively fitting a fitted object to a fitting object and positively detachable from the fitting object together with the fitted object. CONSTITUTION: This clip A made of plastic is provided in a locked state to the fitted object B by receiving a fitting part 40 of the fitted object B between lock-holding piece parts 20 and locking the locking parts 22 of the lock-holding piece parts 20 to a hole inner surface 43a of a locking hole 43 of the fitting part 40, and the clip A is insert-fitted into a fitting hole 51 so as to engage a collar part 40 with one face of a peripheral part of the fitting hole 51 of the fitting object C and to engage engaging parts 13 with the other side. The lock-holding piece parts 20 are provided to extend from the end side 11a of a leg piece 11 toward the tip side 10a, and the locking parts 22 of the lock- holding piece parts 20 are lockable to the hole inner surface 43a of the locking hole 48 at a point closer to the end side 11a of the leg piece part 11 than to the engaging part 13.
Patent KR-20010098740-A (KR)
Title: 멀티 칩 반도체 장치 및 메모리 카드
IPC: H01L23/48
Filed: 2001-04-19
Abstract: 본 발명은 동일 구성의 복수의 반도체 칩을 적층하여 멀티칩 반도체 장치를 구성한다.  상기 각 반도체 칩 내에는 옵셔널 회로가 설치되어 있다.  이 옵셔널 회로에는 각 칩의 적층 단수에 상당하는 퓨즈가 설치되어 있고, 이 퓨즈를 컷트함으로써 각 칩의 칩 제어 신호를 개별로 수취한다.
Patent KR-20020081902-A (KR)
Title: Method for silicon dioxide formation by using oxygen radical
Inventor: HUH TAE HUN
IPC: H01L21/31
Filed: 2001-04-20
Abstract: PURPOSE: A method for manufacturing a silicon oxide using oxygen radical is provided to restrain defects of the silicon oxide and to improve coupling density by using an active oxygen radical having a high kinetic energy compared to O2 gas using a dry and a wet oxidations. CONSTITUTION: A silicon substrate is loaded in a reaction chamber for performing an oxidation processing(S10). Active oxygen radicals are supplied to the reaction chamber by a plasma generator using a microwave guide(S20). A silicon oxide(SiO2) is formed by oxidation reaction between silicon and active oxygen radicals(S30). Since the active oxygen radical has a relatively high kinetic energy compared to O2 gas used in the conventional oxidation, defects of the silicon oxide are repaired.
Patent KR-20010070539-A (KR)
Title: A method for computational graceful degradation in an audiovisual compression system
Inventor: TAN THIOW KENG
IPC: H04N19/00
Filed: 2001-04-27
Abstract: PURPOSE: An encoding/decoding method for graceful degradation in operation of an image compression system is provided for better interaction between the services having different resolutions or different formats. CONSTITUTION: An encoder(110) utilizes the graceful degradation of operation by encoding video sequences. The output of the encoder is the coded data of the video sequence output from an encoding buffer(120). The video sequence and the coded data are output to a complexity parameter encoder(130). The data are transmitted to a system encoder and multiplexer(140) together with the output of the encoding buffer. A demultiplexer and system decoder(160) receives the system-multiplexed stream. The bit stream is inversely quantized into a base stream. The base video stream is output to a decoding buffer(170). A complexity parameter is output to a scheduler and complexity estimator(180). The base video stream is output to a decoder(190) from the decoding buffer. The decoder stands by a command inputted from the scheduler/complexity estimator. The complexity estimator provides the graceful degradation in operation of the decoder.
Patent KR-20020084355-A (KR)
Title: 8 port interface device of vdsl subscriber
Inventor: BAE HYEON GWON
IPC: H04L12/20
Filed: 2001-04-30
Abstract: PURPOSE: An 8-port VDSL(Very high speed Digital Subscriber Line) subscriber interface device is provided to commonly use a VDSL service at a low price by providing the VDSL service to a plurality of subscribers through a UTOPIA(Universal Test and Operations PHY Interface for ATM(Asynchronous Transfer Mode)) level 2 type in a DSLAM(Digital Subscriber Line Access Multiplexer) installed in a telephone office. CONSTITUTION: An ATM cell bus interface unit(100) receives demultiplexed ATM cell data from an upper server through a cell bus, multiplexes the received ATM cell data, and transmits the multiplexed ATM cell data. The ATM cell bus interface unit(100) receives multiplexed ATM cell data, demultiplexes the received ATM cell data, and transmits the demultiplexed ATM cell data to the upper server. A plurality of VDSL processing units(200) receive the multiplexed ATM cell data from the ATM cell bus interface unit(100), convert the received ATM cell data into analog DMT(Discrete Multi Tone) data, and transmit the analog DMT data to a subscriber side through a twisted pair line. A plurality of VDSL processing units(200) receive analog DMT data from the subscriber side, convert the received DMT data into ATM cell data, and transmit the ATM cell data to the ATM cell bus interface unit(100). A plurality of VDSL processing units(200) receive an up/down data change request signal, and adjust the transmission speed of up/down data. A device controller(300) receives the request for checking the state of a board, the use confirmation of a user, and a board connection state, checks the state of each board, confirms the use of the user, and confirms the board connection state. The device controller(300) transmits the confirmed result again. A host controller(400) transmits the up/down data change request signal to a plurality of VDSL processing units(200). The host controller(400) requests the check for the state of the board, the use confirmation of the user, and the board connection state to the device controller(300), receives the checked result from the device controller(300), and displays the received result to an operator. An external interface unit(500) connects the host controller(400) to an external debugging device for monitoring a board debugging and a board state.
Patent KR-20010069754-A (KR)
Title: nature patent
Inventor: OH SUNG BAE
IPC: C09D1/00
Filed: 2001-05-07
Abstract: PURPOSE: Provided is natural paint produced by using yellow soil, grain powder, animal or vegetable oil, etc., which is not hazardous and improves health by generating infrared rays. CONSTITUTION: The natural paint is produced by a process comprising the steps of: adding water to 10-20pts.wt. of the grain powder, such as corn and glutinous rice, as an adhesive component and boiling to make paste; mixing the paste and 30-40pts.wt. of the yellow soil, 10-15pts.wt. of the animal or vegetable oil, food pigments, a mordant, a small amount of antiseptic agent, and salts.
Patent KR-20010106279-A (KR)
Inventor: LEEM YOUNG HIE
IPC: G06Q50/00
Filed: 2001-05-19
Abstract: 본 발명은 인터넷을 통하여 언어학습용 콘텐츠를 제공하는 사업에 있어서 언어학습용 디지털 오디오 자료를 새로운 방식으로 제작하여 사용자에게 제공하는 기술이다. 
     본 발명은 언어학습용 오디오 파일을 제작함에 있어, 하나 이상의 언어학습용 녹음대본을 언어별로 다양한 음성과 다양한 발음속도로 녹음하여 이를 컴퓨터에서 재생이 가능한 mp3나 리얼오디오 파일 등 디지털 오디오 파일 형태로 변환하여, 신속한 검색이 가능하도록 데이터 베이스 형태로 서버에 저장하여 놓고 인터넷을 통하여 사용자가 자신의 학습수준에 따라 제공받을 디지털 학습자료의 속성을 자신에게 맞게 스스로 구성하여 제공받을 수 있도록 하는데 그 특징이 있다.
Patent KR-20010078933-A (KR)
Title: A mobile communication terminal with a built-in laser pointer
Inventor: KIM JONG SEONG
IPC: H04B1/38
Filed: 2001-05-21
Abstract: PURPOSE: A mobile terminal containing a laser pointer is provided to reduce the number of a user's personal effects by attaching a laser pointer to the upper part of a mobile terminal so that the mobile terminal can be used both as a portable phone and a laser pointer. CONSTITUTION: A mobile terminal containing a laser pointer is composed of a laser beam generation part(24), a prism(22), an optical fiber(20), and a lens(16). The laser beam generation part(24) generates laser beams. The prism(22), installed at the lower part of a rod antenna(14), diffracts the laser beams generated from the laser beam generation part(24) at an angle of 90 deg. when the rod antenna is extended to the external. The optical fiber(20), installed in the inside of the rod antenna(14), conveys the laser beams diffracted through the prism(22) to the lens(16). The lens(16), installed at the upper end of the rod antenna(14), condenses the laser beams delivered through the optical fiber(20).
Patent KR-20020089060-A (KR)
Title: Luggage room tray of an automobile
Inventor: HWANG JIN HO
IPC: B60R7/02
Filed: 2001-05-22
Abstract: PURPOSE: A luggage room tray of a vehicle is provided to provide a convenience of usage by loading and unloading an article without separating completely a cover and to shorten time for loading on and off of the article. CONSTITUTION: A luggage room for containing articles is provided at a rear side of a vehicle body, and left and right side trims are provided at left and right sides of the luggage room. A luggage tray for storing a small instrument is provided at the left and right side trims, and a tray body having a storing space portion is installed at the left and right side trims. A guide rail is protruded and formed at a lower inside of the tray body. A cover(130) for sealing selectively the storing space portion of the tray body is provided, and a hinge piece(131) is extended and formed at the lower side of the cover. The hinge piece is hinged at a hinge recess of the guide rail.
Patent KR-20010070879-A (KR)
Title: A Resin Soundproof Plate, an Apparatus and a Method for Manufacturing the Same therefor
Inventor: KIM YUN HO
IPC: E01F8/00
Filed: 2001-06-15
Abstract: PURPOSE: A plastic soundproof plate, a device and a method for producing the plastic soundproof plate are provided to improve the soundproof efficiency and to summarily producing the plastic soundproof plate by injection. CONSTITUTION: A plastic is passed through a die by a feeder of an extruder. Many sound absorbing chambers and many soundproof chambers are formed in a plastic body(11). The plastic body is adjusted at a target size through a size adjustor. In reaching the plastic body to a roll processor, slit typed sound absorbing portions(14) are formed on the sound absorbing chambers. The plastic body is cooled by water. The plastic body is produced as a soundproof plate(10) of required size by cutting in a cutter.
Patent KR-20020096219-A (KR)
Title: The Providing Method of Graphic Tool Using Translucent Graphic Window for the Presentation
Inventor: LEE HYEON MU
IPC: G06F3/14
Filed: 2001-06-19
Abstract: PURPOSE: A method for supplying a graphic tool is provided to mark or note on a display screen by a semi-transparent picture window having a drawing tool box, note a detailed additional explanation by a non-transparent picture window having a graphic tool, and store/transmit contents recorded on the screen after converting into digital files. CONSTITUTION: A data screen is displayed, and a picture plate(101) capable of performing a marking or a note is displayed on the data screen. In addition, graphic tools are displayed as button shapes. Elements of the graphic tools are described as follows. A color pallet button(102) is provided for selecting a line color being drawn on the picture plate(101). A line thickness selection button(103) is provided. An eraser toggle button(104) is provided for erasing a line drawn on the picture plate(101). An active toggle button(105) is provided for operating other program on a data screen through a general mouse operation. A screen erasing button(106) is provided for erasing all lines drawn on the current picture plate(101). A non-transparent picture window toggle button or a white board toggle button(107) is provided for supplying a non-transparent picture window and performing a white board function. A user setting button(Preset)(108) is provided for setting a button color of a white palette and setting a background color of the non-transparent picture window. A review call button(109) is provided for watching a pre-stored image file again. An exit button(110) is provided for terminating a program.
Patent KR-20030000727-A (KR)
Title: Method for forming the ferroelectric memory device
Inventor: MUN WON
IPC: H01L27/105
Filed: 2001-06-26
Abstract: PURPOSE: A method for fabricating a ferroelectric memory device is provided to prevent the generation of a metal contact of a high aspect ratio by using a lower electrode as a high aspect ratio contact so that an aspect ratio is decreased. CONSTITUTION: The lower electrode(150) is formed on a buried contact(160) of a semiconductor substrate(100). The first interlayer dielectric is deposited on the resultant structure. A capacitor formation contact hole is formed in an active region by using a mask. After a ferroelectric layer(180) is deposited on the resultant structure to fill the capacitor formation contact hole, the resultant structure is planarized by a chemical mechanical polishing(CMP) process. An upper electrode is formed on the ferroelectric layer. After the second interlayer dielectric is deposited on the resultant structure, an etch process is performed to form the metal contact.