baber/WOPTO huggingface dataset:
Patent KR-20040000669-A (KR)
Title: Smart antenna system in a mobile communication network
Inventor: LEE EUN GYUN
IPC: H01Q3/38
Filed: 2002-06-25
Abstract: PURPOSE: A smart antenna system in a mobile communication system is provided to correct an incomplete element of an ABF(Adaptive Beam Forming) method by combining an SBF signal of an SSBF(Sector and Switched Beam Forming) card with an ABF signal of an ABF card to perform a rake receiving function. CONSTITUTION: A smart antenna system in a mobile communication system includes an SSBF card(100), an ABF card(200), an antenna selection card(300), and a channel card(400). The SSBF card(100) forms the first antenna signals provided from the first antennas of plural antennas of an RF module as the existing sector beam and the existing switching beam. The ABF card(200) forms the antenna signals provided from the antennas of the RF module as the adaptive beam. The antenna selection card(300) is used for selecting beam forming signals of the SSBF card(100) and the ABF card(200). The channel card(400) is used for combining the selected beam forming signals of the antenna selection card(300) to transmit the combined signal to a base station control card(500).
Patent KR-20040001182-A (KR)
Title: Apparatus for filtering the insulating oil
Inventor: KIM YEONG SEOK
IPC: B01D36/00
Filed: 2002-06-27
Abstract: PURPOSE: An apparatus for removing sludge of insulating oil is provided to effectively remove sludge from insulating oil used in an electrical discharge machine and easily perform cleaning operation on a sludge filtering equipment used for a long time. CONSTITUTION: In an apparatus for filtering insulating oil circulated through an electrical discharge machine, the insulating oil filtering apparatus comprises a filtration vessel(10b) in which insulating oil discharged from the electrical discharge machine is introduced; filter tanks(20a,20b) for filtering the insulating oil introduced in the filtration vessel; a circulation vessel(10a) in which the insulating oil filtered in the filter tanks is stored before the insulating oil is supplied to the electrical discharge machine; and a retreatment equipment (A) for retreating sludge remained in the filter tanks, wherein the retreatment equipment (A) comprises a sludge tank(50) for storing sludge supplied from the filter tanks, a filtering mesh which is positioned at a lower part of the sludge tank, and through which insulating oil passes to filter sludge descended from the sludge tank, a sludge collection tank(40) for collecting the sludge filtered by the filtering mesh, and a leaked oil tank for collecting insulating oil sprayed to clean the filtering mesh.
Patent KR-20040003150-A (KR)
Inventor: CHO SEONG CHAN
IPC: H04B10/00
Filed: 2002-06-29
Abstract: PURPOSE: An optical buffer is provided to alternately install many optical delayers and optical reflectors, and to pass light through the optical layers and the optical reflectors, then to delay light of a desired wavelength as much as desired time, thereby preventing optical packets from colliding with each other. CONSTITUTION: An optical circulator(32) has at least 3 ports, outputs light incident on the first port to the second port, and outputs light incident on the second port to the third port. Many optical reflectors(33a-33n) are connected to the second port, have different central wavelengths, reflect light of the substantially same wavelength as a self central wavelength among incident lights, and output the reflected light toward the second port. Many optical delayers(34a-34n) are installed by turns with the optical reflectors(33a-33n), and delay the light incident from each of the optical reflectors(33a-33n). An optical converter(31) converts light of an optional wavelength into central wavelengths of the optical reflectors(33a-33n), and outputs the converted light to the first port.
Patent KR-20040006127-A (KR)
Title: Auto-collection and delivery method of the broadcasting information
Inventor: LEE MYUNG JONG
IPC: H04N7/08
Filed: 2002-07-09
Abstract: PURPOSE: An automatic mailing method for program information is provided to automatically collect and supply program information to users after reformatting according to the requested format, thereby improving the convenience of the users. CONSTITUTION: An automatic mailing method for program information includes the steps of recognizing TCP-IPs of a plurality of broadcasting servers(S1), monitoring the opening of the TCP-IPs and updated program data(S2), and extracting the updated program data(S3). AS the updated program data is extracted, a TCP-IP thereof is detected by recognizing a corresponding broadcast and a corresponding channel(S4). The extracted program data is stored to an address of a predetermined area of a program database connected and matched to the TCP-IP(S5). The extracted program data is converted to EPG(Electronic Program Guide) code and aligned as an EPG program(S6), and stored in an EPG database according to searching conditions(S7). As on-line connection from any one of internet server subscribers is monitored(S8), the EPG program is transmitted to the subscriber(S10) after checking authorization(S9).
Patent KR-20040008490-A (KR)
Title: Method for fabricating device isolation film of semiconductor device
Inventor: LEE DONG GEUN
IPC: H01L21/76
Filed: 2002-07-18
Abstract: PURPOSE: A method for forming an isolation layer of a semiconductor device is provided to reduce the loss of liner nitride layer by minimizing a period of time for performing an etch process to remove a pad nitride layer. CONSTITUTION: A pad oxide layer and a pad nitride layer are formed on a semiconductor substrate(100). A pad polysilicon layer is formed on the pad oxide layer. A trench is formed by etching partially the pad polysilicon layer, the pad nitride layer, the pad oxide layer, and the semiconductor substrate(100). An oxide layer(600) is formed on an exposed part of the trench. A liner nitride layer(650) and a liner oxide layer(700) are sequentially formed on the semiconductor substrate. An isolation oxide layer is formed on the entire surface of the semiconductor substrate(100). The pad nitride layer is exposed by performing a planarization process. The pad nitride layer is removed.
Patent KR-20040009112-A (KR)
Title: shadow mask in organic electroluminescence device
Inventor: KIM CHANG NAM
IPC: H05B33/10
Filed: 2002-07-22
Abstract: PURPOSE: A shadow mask is provided to prevent the shadow phenomenon by arranging an auxiliary shadow mask between the shadow mask holder and the shadow mask so as to reduce deformation of the shadow mask. CONSTITUTION: A shadow mask(60) comprises an auxiliary mask(50) for preventing deformation of the shadow mask; and a shadow mask holder(40) coupled with the auxiliary mask. The auxiliary mask is shaped into a spring having a center higher than the edge of the spring. The auxiliary mask has a hole formed through the center of the auxiliary mask in such a manner that the auxiliary mask does not close the pattern(hole) formed at the shadow mask.
Patent KR-20040011762-A (KR)
Title: Pretreatment apparatus of waste water using an aerobic filter tank and its method
Inventor: KIM DONG GI
IPC: C02F3/28
Filed: 2002-07-30
Abstract: PURPOSE: Provided are an apparatus and a method for pretreating wastewater, which can pretreat large amount of wastewater in a small area in short time. CONSTITUTION: The apparatus comprises a first anaerobic tank(1) divided into a first zone(5) and a second zone(6) by a partition wall(3) with an opening at a lower portion thereof, and provided with a heater(7) in the first zone(5) for increasing a temperature of the anaerobic tank; and a second anaerobic tank(9) divided into a first zone(10) and a second zone(11) by a partition wall(2) with an opening at a lower portion thereof, and provided with a heater(7) in the first zone(10), wherein the second zone(6) of the first anaerobic tank(1) is connected to the first zone(10) of the second anaerobic tank(9) by a pipe line. The method comprises the steps of introducing wastewater into the first zone(5) of the first anaerobic tank(1); removing suspended solids a time a day from the first zone(5), wherein the introduced wastewater is finally transferred to the second zone(11) of the second anaerobic tank(9) via the second zone(6) of the first anaerobic tank(1) and the first zone(10) of the second anaerobic tank(9); and discharging the wastewater in the second zone(11) of the second anaerobic tank(9) to a bioreactor; and returning decant water of a settling tank to the first zone(5) of the first anaerobic tank(1), wherein the heater(7) heats the wastewater in the first and second anaerobic tanks(1,9) to a temperature of 30 to 35 deg.C, and amount of the returned wastewater is one to two times as much as amount of raw wastewater.
Patent KR-20040013665-A (KR)
Title: Discriminating Method of Repeater for wireless broadcasting
Inventor: CHO YEONG HO
IPC: H04B7/14
Filed: 2002-08-08
Abstract: PURPOSE: An identifying method of a wireless broadcasting repeater is provided to distinguish from which repeater a wireless broadcasting signal is received in an optional position, thereby obtaining a basis of engineering environment necessary for obtaining a service coverage by using the repeater. CONSTITUTION: A repeater(220) receives a wireless broadcasting signal delivered from a broadcasting delivery station(210)(S201,S202), and demodulates the received signal(S203). So as to identify the repeater(220) in a specific field of a specific data frame of the demodulated wireless broadcasting data, repeater ID data is recorded/inserted as preset information(S204). The wireless broadcasting data inserted with a repeater ID is modulated(S205), and is delivered(S206). A receiver(230) located within a service range of the repeater(220) receives the wireless broadcasting signal delivered from the repeater(220)(S207), demodulates the received signal(S208), and extracts the repeater ID data recorded in the specific field of the frame(S209).
Patent KR-20030022021-A (KR)
Title: Picture transmission unit and picture transmission system
Inventor: NATSUKI NAKAMURA
IPC: H04N5/232
Filed: 2002-08-13
Abstract: PURPOSE: An image transmission unit and an image transmission system are provided to exchange each video camera unit without changing the hardware structure. CONSTITUTION: An image transmission unit comprises a camera holding mechanism portion which detachably holds a video camera unit(100-1) having at least one connector at a prescribed portion; a connector portion having at least one connector provided so that the corresponding connector is inserted into the connector of the video camera unit side; a compression/coding unit(220), which converts an output signal from the video camera unit into a compressed signal according to a prescribed coding format and outputs the compressed signal; a transmission/coding unit(240), which converts the compressed signal into a coded signal for transmission according to a prescribed communication protocol and outputs the coded signal; and an interface unit(280), which converts the coded signal into a signal corresponding to a prescribed transmission medium, and transmits the signal to the transmission medium. The compression/coding unit and the transmission/coding unit provided within the picture transmission unit each has a re-writable nonvolatile memory for storing programs with procedures corresponding to the coding format and the communication protocol respectively, a digital signal processor which executes signal processing according to the program stored in the memory, and a field programmable logic array which executes logical operation according to set logic conditions.
Patent KR-20030069026-A (KR)
Title: An air cleaner
Inventor: KIM TAE IK
IPC: F21V33/00
Filed: 2002-08-16
Abstract: PURPOSE: A combination lighting and air cleaner is provided to clean an indoor air while lighting the interior of a room by integrating an air cleaner with a lamp. CONSTITUTION: An anion generating device(4) is installed at a top of a propeller-type fan installed at a lamp. An anion generator(42) is installed at a body(41) of the anion generating device(4). An indoor air absorbing hole(44) and an anion discharge hole(45) are installed at bottom and top surfaces of the body(41), respectively. A filter(43) is installed at the indoor air absorbing hole(41).
Patent KR-20040017463-A (KR)
Title: In plane switching liquid crystal display device and fabrication method thereof
Inventor: SONG IN DEOK
IPC: G02F1/1343
Filed: 2002-08-21
Abstract: PURPOSE: An in-plane switching mode liquid crystal display and a method for manufacturing the same are provided to improve the yield by preventing seal break by using metal black matrices instead of resin black matrices, and reduce crosstalk due to the metal black matrices by forming an organic film, thereby improving the picture quality. CONSTITUTION: A first substrate(201) and a second substrate(202) are divided into a seal area and an array area(213). A seal(216) is formed on the seal area. Metal black matrices(203) are formed on the first substrate. Color filters are formed on the black matrices. An organic film(223) is formed on a whole surface of the black matrices and the color filters to interrupt the metal black matrices with pixel electrodes and common electrodes.
Patent KR-20040017495-A (KR)
Title: Drawer type refrigerating storage
Inventor: SONG GANG IL
IPC: F25D11/04
Filed: 2002-08-21
Abstract: PURPOSE: A drawer type refrigerating storage box is provided to efficiently assort and store a plurality of stores in a storage compartment. CONSTITUTION: A storage box includes a main body(10) with at least one storage compartment(13) opened to a front side; a storage drawer(20) installed in one of the storage compartments to move back and forth, and including a cover part(21) covering an opening part, and a storage part(22) installed to a rear side of the cover part to store stores; and an auxiliary shelf installed on the storage part in the storage compartment in which the storage drawer is installed to divide an upper part and a lower part of the storage compartment in which the storage drawer is installed. The storage part is formed to have low height relatively to height of the storage compartment to allow the auxiliary shelf to be installed on the upper part thereof, and is installed to be separated from an upper side of the storage compartment more than height of the auxiliary shelf. The auxiliary shelf is formed as a boxy container to store the stores therein, and installed in the storage compartment to move back and forth.
Patent KR-20020075756-A (KR)
Inventor: LEE JEONG MIN
IPC: B65D33/38
Filed: 2002-08-19
Abstract: PURPOSE: Provided is a structure of an insertion member of a discharging unit for a liquid filling container, which is a narrow shape downward to a discharging hole, thereby making it easy to assemble a discharging unit at an insertion hole of a liquid filling container, and improving sealing property thereof. CONSTITUTION: The structure of an insertion member of a discharging unit for a liquid filling container comprises the parts of: an oral part(3) having a discharging hole(5) to suck a content in a container; an attaching part(2) at the lower part of the oral part to be inserted into an insertion hole; an insertion member at the lower part of the attaching part, wherein the insertion member has a narrow shape downward and has a discharging hole in its center; and an insertion guide part between the side of the insertion member and both lower sides of the attaching part.
Patent KR-20040019591-A (KR)
Title: Locking method of Public auto door
Inventor: CHOI JUNG WON
IPC: E05B47/02
Filed: 2002-08-28
Abstract: PURPOSE: A method for locking an entrance automatic door is provided, which does not use an additional solenoid by rotating a motor toward a direction along which the door to be closed and closing the door compulsorily. CONSTITUTION: According to the method, a locking solenoid is removed and a motor performs a function of a locking unit by an instruction of a control part, and the control part checks whether there is a lock instruction(S0). When there is a lock instruction, it is checked whether there is an encoder output indicating an illegal intrusion(S1). When there is an encoder output, the door locking is maintained by rotating the motor reversely for a constant time toward a direction along which the door is closed(S2).
Patent KR-20030019188-A (KR)
Title: Electronic circuit and semiconductor memory device
Inventor: NAKAYAMA ATSUSHI
IPC: H03K19/003
Filed: 2002-08-29
Abstract: PURPOSE: To prevent a malfunction from occurring in a circuit of a post stage by offsetting dispersion of delay times which occur in an output of a circuit to which a plurality of power supply voltages are supplied. CONSTITUTION: Logic circuits LC1 and LC2 must have their operations synchronized with a common input signal INPUT. However, power supply voltages VCC and VDD which can respectively and independently fluctuate are supplied, and the logic circuits LC1 and LC2 are also composed of transistors having a characteristic that can independently fluctuate. But, a delay compensation circuit DC2 to which a power supply voltage VDD similar to that of the logic circuit LC2 and which is composed of transistors having the same characteristic as those of the logic circuit LC2 is inserted into an input side of the logic circuit LC1, and a delay compensation circuit DC1 to which a power supply voltage VCC similar to that of the logic circuit LC1 and which is composed of transistors having the same characteristic as those of the logic circuit LC1 is inserted into an input side of the logic circuit LC2. Thereby, it is possible to ensure synchronization by offsetting fluctuation influence.
Patent KR-20040019766-A (KR)
Title: Apparatus and method for hierarchical encryption using one-way function
Inventor: CHOI YANG RIM
IPC: H04N21/6334
Filed: 2002-08-29
Abstract: PURPOSE: An apparatus and a method for encoding hierarchically using unidirectional function are provided to encode data having hierarchical information efficiently. CONSTITUTION: The Nth hierarchical key generation part(62) generates the Nth hierarchical key. The (N+1)th hierarchical key generation part(63) generates the (N+1)th hierarchical key by inserting the Nth hierarchical key to an unidirectional function. The Nth hierarchical data encoding part(69) encodes the Nth hierarchical data using the Nth hierarchical key. And the (N+1)th hierarchical data encoding part(611) encodes the (N+1)th hierarchical data using the (N+1)th hierarchical key.
Patent KR-20030023560-A (KR)
Title: Constant voltage generating circuit and semiconductor memory device
Inventor: TAKANO YOSHINORI
IPC: G11C5/14
Filed: 2002-09-13
Abstract: PURPOSE: A circuit for generating a constant voltage and a semiconductor memory device are provided to maintain the output voltage with high although the power voltage is deteriorated. CONSTITUTION: A circuit(1') for generating a constant voltage includes a first constant current generation circuit, a second constant current generation circuit and a voltage generation circuit(30). The first constant current generation circuit provided with a first and a second transistors(21,22) generates a first voltage and a second voltage determined by depending on the difference between threshold voltages of the first and the second transistors(21,22). The second constant current generation circuit generates a second current proportional to the first current. And, the voltage generation circuit(30) provided with a third transistor(24) connected to the gate and the drain for generates a second voltage when the second current is flows into the third transistor(24).
Patent KR-20040033158-A (KR)
Title: Method for encryption and decryption using cellular automata and apparatus thereof
Inventor: HONG DO WON
IPC: H04L9/00
Filed: 2002-10-11
Abstract: PURPOSE: An encrypting and decrypting method using cellular automata and an apparatus for the same are provided to encrypt and decrypt input data by using structural merits of multi-dimensional cellular automata. CONSTITUTION: A multi-dimensional space is formed by using a plurality of triangular cells(201). Binary digits having predetermined bits are assigned to the triangular cells, respectively(202). Each value of the triangular cells is updated according to the flow of discrete time and a binary random progression is formed by using each value of the triangular cells(207). An encryption process is performed by executing a logical operation for the binary random progression and a plain text binary progression(208).
Patent KR-20030032850-A (KR)
Title: Susceptor with built-in electrode and manufacturing method therefor
Inventor: OOTSUKA TAKESHI
IPC: C23C16/458
Filed: 2002-10-11
Abstract: PURPOSE: To provide an electrode contained susceptor wherein the possibility of invasion of corrosion gas, plasma, etc., to the inside of susceptor base substance is eliminated, an anticorrosion property and antiplasma property and superior, an insulating property at a high temperature is improved and the generation of a leakage current is eliminated, and a method for manufacturing the susceptor. CONSTITUTION: The electrode contained susceptor 21 is constituted of a mounting plate 22 and a retaining plate 23 which are composed of aluminum nitride group sintered members, an internal electrode 24 which is formed between the mounting plate 22 and the retaining plate 23 and composed of an aluminum nitride - tungsten composite sintered member or aluminum nitride - molybdenum composite sintered member, and terminals 26, 26 for power supply which are arranged in the retaining plate 23 and electrically connected to the internal electrode 24. Both surfaces of the internal electrode 24 are coated with an insulating substance 30 composed of AlN particles.
Patent KR-20040033821-A (KR)
Title: dirt clear system for plastic void bottle
Inventor: HONG SOON SEOUNG
IPC: B08B9/34
Filed: 2002-10-16
Abstract: PURPOSE: An apparatus for removing foreign substances in an empty plastic bottle is provided to minimize the entire length of the device by performing process required for removing the foreign substances in the bottle in one machine. CONSTITUTION: An apparatus for removing foreign substances in an empty plastic bottle is composed of a screw(5) spacing empty bottles apart in certain intervals, a motor for rotating the screw, a first rotational block(7) forming a first inner groove at the inner peripheral portion opposing to the circumstance of the screw, a first empty bottle rotating nozzle at the first rotational block to rotate the empty bottle at 180 degrees by injecting air into the lower side of the empty bottle, a second rotational block(14) formed with a second inner groove(15) at the inner peripheral portion opposing to the circumference of the screw, a second empty bottle rotating nozzle installed at the second rotational block to rotate the empty bottle at 180 degrees by injecting air into the lower side of the empty bottle, a plurality of injection nozzles injecting air into the empty bottle, an ion air jet connected to the injection nozzles, and a blower(17) for supplying air with connecting to the first and second empty bottle rotating nozzles and the injection nozzles.