baber/WOPTO huggingface dataset:
Patent KR-20020074026-A (KR)
Title: A process for the preparation of substituted trans-cinnamaldehyde, a natural yellow dye, from phenylpropane derivatives
Inventor: ARUN KUMAR SINHA
IPC: C07C37/48
Filed: 2001-03-19
Abstract: PURPOSE: A method for preparing a substituted trans-cinnamaldehyde being a natural yellow dye from a phenylpropane derivative is provided, to improve the production yield to the level of 68-82%. CONSTITUTION: The method comprises the steps of oxidizing a substituted phenylpropane derivative by using an oxidizing agent in the molar ratio of 1:1 to 1:8 in the presence of a solvent and a catalyst at a temperature of -50 to 210 deg.C for 30 min to 48 hours; removing the solvent under the reduced pressure; and obtaining the substituted trans-cinnamaldehyde from a phenylpropane derivative represented by the formula 1 by the common work-up process, wherein R1 is -CH=CH-CHO, and R2, R3, R4, R5 and R6 are independent each another and are H; an alkoxy group with at least two groups among the five groups being H, an alkoxy group with one group among the five groups being a hydroxy, alkoxy, alkyl of C1-C2, aryl or methylene dioxy group bonded with H, or an alkoxy group with one group among the five groups being methylene dioxy, hydroxyl, alkoxy, alkyl of C1-C2, aryl or hydroxyl group bonded with H; at least three groups among the five groups are a methylene dioxy group bonded with alkoxy, hydroxy, alkyl of C1-C2, aryl, or H; at least one group among the five groups is a hydroxyl group bonded with alkoxy, hydroxyl, methylene dioxy, alkyl of C1-C2, aryl, or H; or at least one group among the five groups is a hydroxyl group bonded with alkoxy, hydroxyl, methylene dioxy, alkyl of C1-C2, aryl, or H, comprising acetyl and benzyl group.
Patent KR-20010067785-A (KR)
Title: A resin extruding machine for foaming
Inventor: PARK DONG JOO
IPC: B29C47/08
Filed: 2001-03-26
Abstract: PURPOSE: A foaming rubber extruder is provided to save production costs, to reduce hours of work, and to produce foaming material pipes having various sectional shapes by only one process. CONSTITUTION: A rubber extruder consists of: an extruder body(10) feeding resin compositions through a material inlet port(11); an extrusion screw(20) extruding the resin compositions by rotating horizontally in the extruder body; a screw housing(30) embedding the extrusion screw; an extrusion die(40) for the resin compositions; a power transmission unit(50) applying torque to the extrusion screw on one side of the extruder body; temperature sensors(60) measuring the temperature of the extruder body on the outer circumference of the screw housing; and a jacket(70) temporarily storing cooling water from cooling water inlet ports(71) to cool down the resin compositions according to the temperature of the extruder body. The extrusion die consists of: a first die body attached to the extruder body with a flange; a central shaft forming a foaming material from the extrusion screw in pipe shape; a separating plate fixing the central shaft in the first die body; and a second die body pressurizing the forming material with the central shaft to form a forming material pipe.
Patent KR-20020076056-A (KR)
Title: Apparatus and method for sending a short message to a plural mobile stations simultaneously in mobile communication system
Inventor: KIM MAL HUI
IPC: H04W4/06
Filed: 2001-03-27
Abstract: PURPOSE: A system and method for transmitting a short message to many mobile terminals at the same time is provided to enable an arbitrary mobile terminal to transmit an identical short message to many mobile terminals at the same time. CONSTITUTION: If the user of a mobile terminal inputs a short message(300), the transmitting terminal sends a data_burst_message containing the inputted short message and various information to a base station(310). Receiving the data_burst_message, the base station transmits an SMS_send signal to an MSC(Mobile Switching Center)(320). The MSC transmits a submit_message to an SMSC(Short Message Service Center)(330). The SMSC detects the inputted short message and the phone numbers of receiving terminals from the received submit_message and stores them(340). Then the SMSC recognizes the locations of the receiving terminals and transmits deliver_messages containing the detected short message and the phone numbers and locations of the receiving terminals to the MSC(350). The MSC detects the information contained in the received deliver_messages and recognizes relevant base stations at which the receiving terminals are located respectively. The MSC transmits an SMS_receive signal to each of the recognized base stations(360). Each of the base stations detects the short message and the phone numbers of relevant receiving terminals from the SMS_receive signal and transmits the detected short message to each of the receiving terminals of the detected phone numbers through a data_burst_message(370).
Patent KR-20020079039-A (KR)
Title: A external transmitter-receiver apparatus for mobile phone having a recording function
Inventor: HER KWANG
IPC: H04B1/38
Filed: 2001-04-12
Abstract: PURPOSE: An external speech device for a cellular phone having a storage function is provided to be connected with a cellular phone in a wire or a wireless system, to directly make a call without putting the cellular phone near an ear, and to configure a predetermined storage, in order to store and reproduce telephone conversation, thereby protecting a user from electromagnetic waves. CONSTITUTION: A cellular phone connector(107) is connected to a cellular phone(150) in a wire or a wireless system. A microphone(105) inputs an external audio signal, and converts the signal into a predetermined electrical signal. An audio processor(102) converts an audio signal transmitted from the cellular phone(150) to make the signal outputted by a predetermined output unit, and converts the audio signal inputted from the microphone(105) to make the signal stored and transmitted. A keypad(106) outputs a control command. A storage(103) stores telephone conversations by the storage command of the keypad(106), and stores a cellular phone driving program. A controller(101) controls the processed telephone conversations to be stored in the storage(103), and reads the stored telephone conversations to output the conversations through an audio output unit(104).
Patent KR-20020079170-A (KR)
Title: a
Inventor: HWANG YOUNG HEE
IPC: G01N27/26
Filed: 2001-04-13
Abstract: PURPOSE: A reliability diagnosis method for gas sensor is provided to achieve improved operating reliability of the gas sensor by allowing the gas sensor to be replaced at the optimum time where the reliability is lower than the reference value. CONSTITUTION: A reliability diagnosis method for gas sensor, is characterized in that the deterioration of reference electrodes(R1,R2,R3) and measurement electrodes(W1,W2,W3) is detected from the changes of voltage difference of each electrode of reference electrodes and measurement electrodes. An electrochemical sensor(S) includes measurement electrodes; reference electrodes; units for reading the voltage between measurement electrodes, between reference electrodes, or between measurement electrodes and reference electrodes; and a control unit for comparing detected voltages and displaying the result of comparison.
Patent KR-20010100903-A (KR)
Title: 엠램 메모리
IPC: H01L43/08
Filed: 2001-04-13
Abstract: 본 발명은 반도체 부재 상의 적어도 하나의 메모리 셀 층에 배열된 자기저항 메모리 구성요소(6a,6b)를 갖는 메모리 셀 배열(2)과;  상기 메모리 셀 배열(2)의 자기저항 메모리 구성요소(6a,6b)와 접속되도록 만들어진 워드 라인(7) 및 비트 라인(8,9)과;  상기 메모리 셀 배열(2)의 자기저항 메모리 구성요소(6a,6b)를 구동시킬 수 있도록 한 구동 로직 배열(5a,5b,5c)로 구성되고, 
     상기 구동 로직 배열(5a,5b,5c)은 반도체 부재(4)상의 메모리 셀 배열(2)의 아래쪽에 집적된 것을 특징으로 하는 엠램 메모리를 제공하고자 한 것이다.
Patent KR-20020081840-A (KR)
Title: Method for dynamic transport channel switching and control signal transporting by controlling MAC in HSDPA system
Inventor: LEE YEONG DAE
IPC: H04L12/28
Filed: 2001-04-20
Abstract: PURPOSE: A method for converting a dynamic transport channel and transmitting a control signal by a MAC(Medium Access Control) in an HSDPA(High Speed Downlink Packet Access) system is provided to minimize additional control information and the delay of transmission by performing a transport channel conversion between an HS-DSCH(High-Speed Downlink Shared CHannel) and an other transport channel according to the size of transmitting data. CONSTITUTION: The conversion of a transport channel is performed by an MAC layer in a transport channel combination setting range. One logical channel corresponds to a plurality of transport channels in a predetermined convertible transport channel combination. The conversion of the transport channel is performed by a MAC-D(Dedicated) sub-layer. The MAC-D sub-layer performs the conversion of the transport channel in consideration of data quantity transmitted to an upper layer or standby data quantity transmitted through an HS-DSCH.
Patent KR-20020083335-A (KR)
Title: A chain link body
Inventor: JUNG YONG GWAN
IPC: F16G15/04
Filed: 2001-04-27
Abstract: PURPOSE: A chain link is provided to prevent corrosion of the chain of a sludge collector by making the chain link body of plastic material, and to assemble and disassemble the chain link conveniently by modifying the combination structure at low cost. CONSTITUTION: An assembling guide part(7) is protruded in a through hole(6), and engaged with an assembling protrusion(14) of a connecting pin(2) in a rear part(4). The connecting pin has a small cylindrical part(13) near the end of a pin body(12), and the assembling protrusion formed radially in the cylindrical part. The assembling guide part is protruded around the end of the through hole, and a guide groove is formed. An inclined surface is formed from the guide groove, and a settling groove is formed around the guide groove. Corrosion is prevented by manufacturing the chain link with plastic, and assembling or disassembling is convenient with modifying the structure.
Patent KR-20020084632-A (KR)
Title: Device unpacking tablet from package
Inventor: JUNG TAE JIN
IPC: B65B69/00
Filed: 2001-05-04
Abstract: PURPOSE: A packing apparatus of packed tablets is provided to separate only tablets sanitarily and quickly by separating packed tablets from packing paper by power. CONSTITUTION: A packing apparatus of packed tablets comprises a laminating supply unit for laminating plural packed tablets(1), a packed tablet feeder(2) for feeding a packed tablet of the lowest position among laminated packed tablets, a packed tablet conveyor(3) for conveying the packed tablets supplied from the packed tablet feeder, a width-variable unit for varying the width of the packed tablet conveyor to the width of the packed tablet, a packed tablet sensor for sensing positioning of the packed tablet, a tablet separation unit for separating only tablets from the stopped packed tablets, with sensed by the packed tablet sensor, a packing tablet-supporting member(5) for supporting the packed tablets pressed by the tablet separation unit, a controller for controlling a first motor, a second motor, and a third motor, and a tablet storage(7) for storing the tablets separated by the tablets separation unit. Therefore, sanitary and quick separation of packed tablets is possible.
Patent KR-20020090646-A (KR)
Title: Timepiece Having Lunar Calender
Inventor: CHOI JANG SEONG
IPC: G04B19/26
Filed: 2001-05-29
Abstract: PURPOSE: A clock is provided to achieve aesthetic enhancement and improved user convenience by allowing users to easily recognize lunar calendar date. CONSTITUTION: A clock comprises a date indicating plate(10) divided into 29 sections including 28 small sub-sections divided into an angle of (360/29.5) degrees with respect to the center of the clock, and 1 large sub-section(13) divided into an angle of (360(minus)360/29.5(times)28) degrees; and an indicator(11) for indicating sections of the date indicating plate. The date indicating plate and the indicator have a relative angular velocity difference of (360/29.5) degrees per day with respect to the co-axis. The date indicating plate rotates 360 degrees per day, and the indicator rotates (360(plus)360/29.5) degrees or (360(minus)360/29.5) degrees per day. Alternatively, the indicator rotates 360 degrees per day, and the date indicating plate rotates (360(plus)360/29.5) degrees or (360(minus)360/29.5) degrees per day.
Patent KR-20010109159-A (KR)
Title: 접속 재료 및 접속 구조체
IPC: H01L23/31
Filed: 2001-05-30
Abstract: 반도체 소자를 반도체 소자용 회로기판에 실장할 때의 사용에 적합한 접속 재료에 대해, 얻어진 접속 구조체의 보관 중에 접속 재료가 흡습여부에 상관없이, 그 후에 240 ℃ 전후의 땜납 리플로노에 투입한 경우에도 접속신뢰성을 저하시키지 않도록 한다. 
     반도체 소자를 반도체 소자용 회로기판에 실장할 때의 사용에 적합한 접속 재료는 다음의 성분 (A) 내지 (C) : 
     (A) 에폭시 수지 ; 
     (B) 2 이상의 페놀성 수산기를 갖는 페놀계 화합물 ; 및 
     (C) 잠재성 경화제 
     를 함유한다.     접속 재료 중에 있어서의 에폭시 수지의 에폭시 당량수에 대한 성분 (B) 의 페놀계 화합물의 페놀성 수산기 당량수의 비율이 0.2 내지 1.0 인 것이 바람직하다.
Patent KR-20020091312-A (KR)
Title: Control System for Home Appliance Network
Inventor: BAEK SEUNG MYEON
IPC: H04L12/26
Filed: 2001-05-30
Abstract: PURPOSE: A system for controlling a network of household appliances is provided to embody an optimized network of the household appliances at a low cost by embodying the network using a serial communication function of a low functional microcomputer used in the household appliances. CONSTITUTION: A master-slave type communication structure is defined as to each household appliance, and a communication standard configured as an application layer, a data link layer, and a physical layer is set up. The household appliances are connected through a serial communication function to construct a network. When a predetermined communication event is generated, a communication is performed by a certain packet unit according to the communication structure and the communication standard.
Patent KR-20020093470-A (KR)
Title: Pulsator type washing machine having drying function
Inventor: CHOI MU YONG
IPC: D06F25/00
Filed: 2001-06-09
Abstract: PURPOSE: A pulsator type drying and washing machine is provided to dry clothing in an inner tub directly for improving the convenience of use through the heat exchange between air and clothing while keeping the high washing efficiency by employing the pulsator type washing operation. CONSTITUTION: A pulsator type drying and washing machine includes a circulation duct(20) connected between a lower part and an upper part of an outer tub for circulating air, a blowing fan(22) mounted at a predetermined position of the circulation duct for forcibly circulating the air, a heater(15) mounted at a predetermined position of the circulation duct for heating the air flowing along the circulation duct, a discharge duct(40) connected between the upper part of the outer tub and a drain duct for discharging humid air in an inner tub to the outside, a water cooling type dehumidifying unit(70) mounted to the circulation duct for removing the humid from the air flowing in the circulation duct, and a cooling water exchange element such as a water flow channel opening/closing valve(79) to be opened for discharging cooling water of the dehumidifying unit and supplying new cooling water if the cooling water is determined higher than a predetermined temperature by a controller according to a signal output from a temperature sensor(71).
Patent KR-20020042748-A (KR)
Title: Portable telephone having smartcard which non-contact interface is transferred into break contact point
Inventor: KIM UN
IPC: G06K7/00
Filed: 2001-06-20
Abstract: PURPOSE: A portable phone having an SIM(Subscriber Identity Module) card using an idle contact as a contactless interface is provided to drive an SIM card connected to a portable phone by using the idle contact of the SIM card after attaching an internal antenna to the portable phone in order to receive data in a contactless mode. CONSTITUTION: A portable phone having an SIM card using an idle contact as a contactless interface is comprised of a main body(100), a battery(300), a PCB(600), an external antenna(700), an SIM card socket(230), the first socket contact(241), the second socket contact(242), a smart card chip(200), the first chip contact, the second chip contact, and an internal antenna(500). The main body(100) is for communication and the manipulation of an IC card. The battery(300) supplies power to the portable phone. The PCB(600) is an aggregate of electric elements to execute communication and information processing. The external antenna(700) transmits and receives signals with the portable phone. The SIM card socket(230) is formed at the rear side of the main body(100). The first socket contact(241), connecting the SIM card and the portable phone electrically, exchanges information on the Internet. The second socket contact(242), formed on the PCB(600) and connecting the SIM card and the portable phone electrically, exchanges information through the internal antenna(500) by wireless. The smart card chip(200), installed at the SIM card socket(230), executes a data processing and input/output function. The first chip contact, formed on the surface of the smart card chip(200), is connected to the first socket contact(241). The second chip contact, formed on the surface of the smart card chip(200), is connected to the second socket contact(242). The internal antenna(500), formed around the PCB(600) or at a suitable position, is connected with the second socket contact(242).
Patent KR-20020095412-A (KR)
Inventor: KO TAE OK
IPC: F28D15/02
Filed: 2001-06-14
Abstract: PURPOSE: A flexible heat pipe is provided to allow heat pipe to be easily installed within the computer system, while increasing heat radiation efficiency. CONSTITUTION: A flexible heat pipe comprises a heat pipe(10) having an organic material storage space formed at the interior of the heat pipe, such that the heat pipe permits flow of heat when the organic material stored in the space is vaporized by the heat applied from an external source; and a bending unit(12) arranged at an end or both ends of the heat pipe and connected to the heat pipe so as to allow the organic material to flow through the heat pipe and the bending unit, wherein the bending unit is partially bent by the force applied from an external source. The heat pipe includes a heat transfer member contacting a heater and absorbing heat generated from the heater. Alternatively, the heat pipe includes a radiation member for radiating heat to the atmosphere.
Patent KR-20030000694-A (KR)
Title: improvement circuit for filter property using notch filter
Inventor: YANG BU YEONG
IPC: H03H11/00
Filed: 2001-06-26
Abstract: PURPOSE: A circuit for improving a filter characteristic using a notch filter is provided to maintain a flat gain and satisfy a margin of 30dBc by using the notch filter. CONSTITUTION: A filter characteristic improving circuit is formed with a source portion(100), a low pass filter portion(200), a notch filter portion(300), and a waveform output portion(400). The source portion(100) generates a square wave. The low pass filter portion(200) performs a lower filtering process for the square wave of the source portion(100). The low pass filter portion(200) is formed with a butter worth filter. The notch filter portion(300) removes harmonic components from the waveform passing the low pass filter portion(200). The waveform output portion(400) outputs the waveform filtered by the notch filter portion(300).
Patent KR-20030002332-A (KR)
Title: capacitor in semiconductor deice and method for fabricating the same
Inventor: OH HUI JUNG
IPC: H01L27/108
Filed: 2001-06-28
Abstract: PURPOSE: A capacitor of a semiconductor device is provided to increase the surface area of a lower electrode by controlling a hole space and a shape of a photomask pattern. CONSTITUTION: A transistor having a source/drain region and a gate electrode(22) is formed in a predetermined region of a substrate(21). The first interlayer dielectric(23) is formed on the entire surface of the substrate including the gate electrode, having a contact hole in the source region. A contact plug(24b) comes in contact with the source region, formed in the contact hole. The second interlayer dielectric(26) having two contact holes whose adjacent side surfaces are penetrated is formed on the contact plug and the first interlayer dielectric adjacent to the contact plug. A lower electrode of capacitor(29) is formed along the two contact holes to come in contact with each other at the penetrated adjacent side surfaces. A dielectric layer and a capacitor upper electrode are formed on the surface of the lower electrode of capacitor.
Patent KR-20030002068-A (KR)
Title: Method for upgrading software in network environment and network device thereof
Inventor: LIM YONG JUN
IPC: G06F11/28
Filed: 2001-06-30
Abstract: PURPOSE: A software upgrade method and network device is provided to restart to upgrade a software by using a network device in a case that there occurs a hang-up or a latch-up at the network device or an abrupt power-off before the software is normally upgraded. CONSTITUTION: The device comprises a monitoring module(100), the first memory(108), the second memory(109), a controller(106), and a decoder(105). The monitoring module(100) monitors a hang-up or a latch-up while a software is being upgraded. The first memory(108) stores a software needed for operating the network device. The second memory(109) stores data transmitted over a network. The controller(106) stores the data, downloaded via the network, at the second memory(109), and stores the old version of the software at a vacant space of the first memory(108) before the old version of the software is upgraded with the data stored at the second memory(109). The decoder selects a memory device between the first and the second memory(108, 109) and sets an address at the selected memory device for upgrading the software according to the monitoring result.
Patent KR-20030003405-A (KR)
Inventor: BAE YEONG HO
IPC: H04W4/04
Filed: 2001-06-30
Abstract: PURPOSE: A destination warning service method using a mobile communication network is provided to input a destination using an interactive message service, and to warn the arrival near the destination through an alarm or vibration of a terminal. CONSTITUTION: When a user inputs a desiring destination using a short message service through a terminal(201), a short message center searches a base station identification corresponding to the destination in base station database, to transmit the base station identification to the terminal(202). The terminal stores the base station identification(203) and monitors a paging channel(204). Whether a current base station identification transmitted through the paging channel is identical with the base station base station of the destination is compared(205). If not, the step 204 is repeated, and if identical, the arrival on the destination is warned using a bell or vibration(206). After the warning is completed, the base station identification of the destination is deleted from the terminal(207).
Patent KR-20030008003-A (KR)
Title: Method of Manufacturing a Solid Electrolytic Capacitor
Inventor: CHOI JAE HUN
IPC: H01G9/042
Filed: 2001-07-12
Abstract: PURPOSE: A method for fabricating a solid electrolytic capacitor is provided to improve an electrical characteristic of the solid electrolytic capacitor by using a conducting polymer compound for forming an electrolytic layer and recovering a damaged layer of the electrolytic layer. CONSTITUTION: A dielectric oxide layer is formed on a surface of the first electrode including an uneven portion by using an electrochemical method. A conducting polymer electrolytic layer is formed on an upper surface of the dielectric oxide layer. The electrode including the conducting polymer electrolytic layer is dipped into solution including inorganic acid and electrolytic salt. A recovery process is performed to recover a damage of film due to a forming process of the conducting polymer electrolytic layer. The second electrode is formed on an upper surface of the conducting polymer electrolytic layer.