baber/WOPTO huggingface dataset:
Patent KR-20020095439-A (KR)
Inventor: KOAKUTSU NAOHIKO
IPC: B41J2/36
Filed: 2002-06-12
Abstract: PURPOSE: A method and an apparatus for controlling a thermal head are provided to obtain a simple circuit composition and make two-color print possible while performing thermal history control. CONSTITUTION: A control apparatus for controlling a thermal head(10) has a print data processing unit(40) and a drive control circuit(50). The print data processing unit has a first processing function for converting first color data to first and second print data, a second processing function for converting second color data to second print data, a first line buffer(43) for storing the first print data, and a second line buffer(44) for storing the first and the second print data. The print data processing unit selectively outputs print data from the first line buffer or print data from the second line buffer to the drive control circuit. The drive control circuit has a print buffer(52) and a history buffer(53), and energizes the heating elements of the thermal head based on energizing commands determined by a comparison of the content of the print buffer with the content of the history buffer.
Patent KR-20030096664-A (KR)
Title: Cellular phone apparatus having speaker phone function and method for speaker phone function
Inventor: JI JEONG GEUN
IPC: H04B1/38
Filed: 2002-06-17
Abstract: PURPOSE: A cellular phone device having a speaker phone function is provided to use a CODEC having a big internal amplifier gain, or to add amplifiers among a microphone, a speaker, and the CODEC, respectively, thereby increasing a level for controlling transmission/reception sounds. CONSTITUTION: When a speaker phone selection signal is inputted, a key input unit(110) generates and outputs a speaker phone request signal. A microphone(120) inputs a voice, and converts the voice into voice data. A modem(130) outputs a speaker phone mode signal when the speaker phone request signal is inputted, and outputs a general mode signal if the speaker phone request signal is not inputted. The first CODEC(140) amplifies the voice data with a high gain when the speaker phone mode signal is inputted, and amplifies the voice data with a low gain when the general mode signal is inputted. A speaker(150) inputs the voice data, and outputs the data as a voice.
Patent KR-20040000543-A (KR)
Title: Spot welder having electrode cleaning apparatus
Inventor: WOO IN YEONG
IPC: B23K11/30
Filed: 2002-06-21
Abstract: PURPOSE: A spot welder equipped with an electrode rod cleaning device is provided to automatically clean an end of an electrode rod while improving a cleaning efficiency with respect to the end of the electrode rod. CONSTITUTION: A spot welder(10) includes a base(11), a strut installed at one side of the base(11), and a welding device(100) installed at the strut in such a manner that the welding device(100) moves up and down. The welding device(100) has a welding frame(101) having a rectangular shape, and a pair of electrode rods(105) installed at a lower portion of the welding frame(101) by means of a bracket(103). A cleaning device(110) is installed at one side of the welding frame(101). The cleaning device(110) has a rack, which is linearly moved by means of a first driving device(111), a pinion rotatably installed at a lower portion of the welding frame(101) and a cleaning member(115) installed at a lower side of the pinion.
Patent KR-20040001487-A (KR)
Title: emthod for etching metal layer
Inventor: SHIN HYEON SANG
IPC: H01L21/3065
Filed: 2002-06-28
Abstract: PURPOSE: A method for etching a metal layer is provided to be capable of preventing the top portion of a metal line from being attacked by selectively etching a metal layer using predetermined etching gas capable of securing the selectivity ratio for a photoresist layer. CONSTITUTION: The first barrier metal(102), a metal layer(104), and the second barrier metal(107) are sequentially formed at the upper portion of a semiconductor substrate(100). After forming a photoresist pattern(120) at the upper portion of the second barrier metal, the second barrier metal is selectively etched by using plasma state C-F based etching gas. The metal layer is selectively etched by using plasma state Cl2 and BCl3 etching gas(132). Then, the first barrier metal is selectively etched by using the plasma state C-F based etching gas.
Patent KR-20040003232-A (KR)
Title: Method for manufacturing a multi metal line in semiconductor device
Inventor: KIM DONG JUN
IPC: H01L21/768
Filed: 2002-07-02
Abstract: PURPOSE: A method for forming a multilayer interconnection of a semiconductor device is provided to be capable of preventing leakage current between lines, RC delay, voids and diffusion of copper atoms. CONSTITUTION: A lower line(110) is formed on a semiconductor substrate(102) having a lower layer. After removing residues by wet-cleaning, the lower line(110) is partially etched. A sacrificial barrier layer(112) is formed on the lower line by SEG(Selective Epitaxial Growth). After forming an interlayer dielectric on the resultant structure, a dual damascene pattern is formed to expose the sacrificial barrier layer(112). Then, an upper line is formed by depositing an electroplating film in the dual damascene pattern and planarizing.
Patent KR-20020089206-A (KR)
Inventor: YOON SEONG GEUN
IPC: F16B25/00
Filed: 2002-07-05
Abstract: PURPOSE: A screw-type fixing device is provided to reduce noise and damage of concrete structure by easily screwing a nail into the concrete wall without striking action. CONSTITUTION: A screw-type fixing device comprises a nut member(10) having a bolt groove(11) formed in a lengthwise direction and a screw thread formed along the side wall of the bolt groove, and which is inserted into a concrete structure; a bolt member(20) having a screw thread formed along the outer periphery of the bolt member, and which is fit into the bolt groove of the nut member in such a manner that the bolt member is separable from the bolt groove; a nut lid(30) having a lid head(31) with a fixing hole(32) and an insertion portion(33) protruded from a side of the lid head, wherein the insertion portion has a screw thread formed along the outer periphery of the insertion portion, and the nut lid is fit to the entrance of the bolt groove of the nut member in such a manner that the nut lid is separable from the entrance of the bolt groove; and a nail inserted into the fixing hole of the lid head from the insertion portion toward the lid head, and which has a screw thread formed adjacent to a nail head.
Patent KR-20040009125-A (KR)
Title: Method of server managing and packet thrasmitting in network switch
Inventor: JIN YONG SEOK
IPC: H04L12/56
Filed: 2002-07-22
Abstract: PURPOSE: A method for managing a server of a network switch and transmitting a packet thereof is provided to additionally configure a management table, and to properly abandon a packet going toward a downed server without broadcasting the packet, thereby reducing load. CONSTITUTION: If a server connected to an L2 switch logs in(S401), the L2 switch decides whether an MAC address of the server exists on a management table(S403). If so, the L2 switch deletes the MAC address(S405), and registers the MAC address of the server on an MAC address table(S407). If one of servers registered in the MAC address table is downed(S409), the L2 switch deletes an MAC address of the downed server from the MAC address table(S411), and additionally registers the corresponding MAC address on the management table(S413).
Patent KR-20040013463-A (KR)
Title: Signal processing method and apparatus of multi input multi output communication system
Inventor: SIM DONG HUI
IPC: H04B7/04
Filed: 2002-08-06
Abstract: PURPOSE: A method for processing signals of an MIMO(Multi Input and Multi Output) communication system and a device therefor are provided to relatively compare eigenvalues for each transmission channel, and to determine a modulating/demodulating method for each transmission antenna, then to select a data transmission rating, thereby independently transmitting symbols from each transmission antenna. CONSTITUTION: A system estimates channel matrices from signal vectors of transmission symbols, and separates eigenvalues from the channel matrices. The system relatively compares the separated eigenvalues of the channel matrices, and determines a modulating method of symbols to be transmitted by each transmission antenna. When determining the modulating method, the system relatively compares each eigenvalue, excludes eigenvalues smaller than a specific threshold value, and cuts off symbol transmission from a corresponding antenna. When determining the modulating method, the system determines a coding method as well.
Patent KR-20040019600-A (KR)
Title: Method of forming contact hole for semiconductor device
Inventor: KIM BU DEUK
IPC: H01L21/28
Filed: 2002-08-28
Abstract: PURPOSE: A method for forming a contact hole of a semiconductor device is provided to increase the size of the upper portion of the contact hole enough by carrying out a dry etching process alone. CONSTITUTION: The first oxide layer(122) is formed at the upper portion of a semiconductor substrate(100). At this time, the first oxide layer has the first dry etching rate. The second oxide layer(124) having the second dry etching rate is formed at the upper portion the first oxide layer. The second dry etching rate is larger than the first dry etching rate. A photoresist pattern(130) is formed at the upper portion of the second oxide layer. A contact hole(140) having a predetermined shape is formed by carrying out a dry etching process at the second and first oxide layer using the photoresist pattern as an etching mask.
Patent KR-20040021155-A (KR)
Title: a dite mixer
Inventor: LEE YONG GOO
IPC: A23N17/00
Filed: 2002-09-02
Abstract: PURPOSE: A feed mixer for mixing concentrated feed and coarse feed by raising and lowering them without causing heat generation is provided. Therefore, it can effectively mix feed within a short time, thereby increasing the digestion of the feed. CONSTITUTION: The feed mixer comprises: a feed receiving member(10) containing a feed receiving chamber(10a) for mixing concentrated feed and coarse feed; and a feed mixing member(20) for mixing the feed during raising and lowering the feed contained in the feed receiving chamber. The feed mixing member comprises: a rotatable shaft(21) horizontally installed in the center of the feed receiving chamber to be rotated by a drive motor(21); a rotating arm(25); and a feed mixing part(26) for moving the feed in a direction while raising and lowing the feed.
Patent KR-20030020845-A (KR)
Inventor: ITAKURA TETSURO
IPC: H03D7/12
Filed: 2002-09-03
Abstract: PURPOSE: A frequency converter is provided to permit supply voltage to be lowered below the withstand voltage of fast transistors used and reduce power consumption. CONSTITUTION: A frequency converter is provided with a signal input circuit(101) for inputting an intermediate frequency signal in the case where the frequency converter is an up-converter or a radio frequency signal in the case where the frequency converter is a down-converter, and a local signal input circuit(102) including a local oscillator for inputting a local signal. At this time, each of the signal input circuit(101) and the local signal input circuit(102) is comprised of a transconductor, a voltage-to-current converter, wherein the voltage-to-current converter is constructed from a MOS transistor. The frequency converter further includes a signal adder(103) for adding the input signal from the signal input circuit(101) and the local signal from the local signal input circuit(102) and outputs the sum signal to a switching circuit(104).
Patent KR-20030023492-A (KR)
Title: Pesticidal methods and uses
Inventor: IWASAKI TOMONORI
IPC: C09K3/30
Filed: 2002-09-04
Abstract: PURPOSE: To provide a method for efficiently controlling flying insect pests in a room by a simple means without needing the repeated sprays of an aerosol agent and the continuous operation of an electric appliance such as an electric mosquito-killing incense matt or a liquid electric mosquito-killing incense burner. CONSTITUTION: This method for controlling the flying insect pests in the room is characterized by adhering a tetrafluorobenzyl ester compound represented by the general formula (1) (R is methyl or methoxymethyl) to the surface of a structure or equipment, such as curtain, furniture, ceiling, room side surface or window, in the room.
Patent KR-20040026008-A (KR)
Title: Color photoresist composition and liquid crystal displays using the same
Inventor: KANG SEONG CHEOL
IPC: G03F7/075
Filed: 2002-09-17
Abstract: PURPOSE: Provided are a color photoresist composition, which can reduce stains and afterimages, omit a UV ashing process, and improve morphology and uniformity of a color filter pattern, and a liquid crystal display using the color photoresist composition. CONSTITUTION: The color photoresist composition comprises a compound selected from the group consisting of a compound represented by the formula 1, a compound represented by the formula 2, a compound represented by the formula 3, and a mixture thereof, wherein R is independently or simultaneously linear or branched C1-C20 alkyl or aromatic group, m is an integer of 0-100, and n is an integer of 1-100. And the liquid crystal display contains a color filter containing the color photoresist composition.
Patent KR-20040026271-A (KR)
Title: Method for allocating data transmit bandwidth of onu and the stucture of message field in gigabit ethernet passive optical network
Inventor: KIM A JEONG
IPC: H04L12/28
Filed: 2002-09-23
Abstract: PURPOSE: A method for assigning a data transmission band of an ONU(Optical Network Unit) in a gigabit Ethernet PON(Passive Optical Network) and a message field structure therefor are provided to improve the fairness among a plurality of ONUs by assigning the data transmission band with respect to a transmission bandwidth necessary for an OLT(Optical Line Termination) and the number of end users connected to each ONU. CONSTITUTION: An ONU(110) grasps the number of end users connected to a plurality of ONUs and a transmission bandwidth necessary for the end users(201). The ONU(110) generates a message including information about the necessary transmission bandwidth(203), and transmits the generated message to an OLT(100)(205). The OLT(100) analyzes messages received from a plurality of the ONUs(207), and assigns a band according to the number of the end users and necessary transmission bandwidth information(209).
Patent KR-20040029639-A (KR)
Title: Apparatus and Method for processing state-alternation-data in Home network device
Inventor: HWANG HYE SUK
IPC: H04L12/00
Filed: 2002-10-01
Abstract: PURPOSE: A device for processing state change data of a home network apparatus and a method therefor are provided to discontinuously transmit state change data to a control apparatus when a state of a home network apparatus is changed, thereby minimizing load caused when the state change data is continuously transmitted. CONSTITUTION: A state change data preprocessor(300) parses state change data streams, reads state change data, and outputs stream input timing signals. A timer(310) synchronizes the timing signals with a system clock, and outputs an occupation timing signal. A state change data processor(320) sequentially stores the state change data at an occupation timing signal section. A buffer(330) temporarily stores the state change data. A data calculator(340) calculates a total amount of the data. A state change data reader(350) compares the total data with a predetermined amount of data, and reads the stored state change data. A network stream processor(360) encodes the read state change data, and outputs the encoded data to a home network apparatus.
Patent KR-20040032460-A (KR)
Title: Many uses holder
Inventor: KANG SOO WON
IPC: A47F5/13
Filed: 2002-10-09
Abstract: PURPOSE: A foldable hanger with multi-uses is provided to spread or fold rack hangers together on a plane by extending or folding opposite columns to greatly reduce volume of the hanger effective to handle and/or store the hanger. CONSTITUTION: The hanger comprises two bars(110) faced each other; foldable links(200) to fold four columns(100); and a multi-stage rack hanger(300) located on the columns(100) by mounting one ends on the bars(110) in one side while forming the other ends to be folded together. Foldable links(200) are connected in alternative form to connect one ends on hinges(210) of the bars(110) in a movable mode and joint the other ends on the bars(110) capable of sliding in opposite to each other.
Patent KR-20030040037-A (KR)
Title: Treatment apparatus and treatment method with dielectric barrier discharge lamp
Inventor: HISHINUMA NOBUYUKI
IPC: B08B7/00
Filed: 2002-10-14
Abstract: PURPOSE: To well solve the problem that the radiant light from a dielectric barrier discharge lamp is attenuated by an ultraviolet pervious member. CONSTITUTION: This treatment apparatus (10) using the dielectric barrier discharge lamp comprises a lamp chamber (R) wherein the dielectric barrier discharge lamp (20) is arranged and an inert gas atmosphere is formed, a treatment chamber (T) wherein a material (1) to be treated is arranged and a treatment gas atmosphere is formed and the ultraviolet pervious member (11) for demarcating the lamp chamber (R) and the treatment chamber (T). Means (40 and 41) for detecting the pressures of the gases, gas introducing means (25a and 33a) and gas discharge means (25b and 33b) are provided in the lamp chamber (R) and the treatment chamber (T), respectively. Further, a means for relatively adjusting the pressure of the gas atmosphere in the lamp chamber (R) and the pressure of the gas atmosphere in the treatment chamber (T) by detecting the pressures of gases in both of the lamp chamber (R) and the treatment chamber (T) is provided.
Patent KR-20040033916-A (KR)
Title: Apparatus for controlling electronic expansion valve of multi air-conditioner
Inventor: LEE BYEONG HUN
IPC: F24F11/02
Filed: 2002-10-16
Abstract: PURPOSE: A device for controlling an electronic expansion valve of a multi type air conditioner system is provided to construct a circuit for expanding required input/output ports by using random ports of a microcomputer as data bus. CONSTITUTION: A device for controlling an electronic expansion valve of a multi type air conditioner system includes latch parts, driving parts, and a transmitting/receiving part. The latch parts(32,33) receives control signals and input signals of an electronic expansion valve from an extension port to output the input signals as they are or keep a former state according to the control signals. The driving parts(34,35) converts the output signals from the latch parts to output the signals as driving signals for motors(M11-M14). The transmitting/receiving part(50) transmits an external signal input via the expansion port to a microcomputer, or outputs control signals and output signals of the microcomputer to the outside, wherein the expansion port is connected to a data bus of the microcomputer.
Patent KR-20040037581-A (KR)
Title: Thin-type li-ion polymer battery and manufacturing method thereof
Inventor: KIM DAE JUN
IPC: H01M2/14
Filed: 2002-10-29
Abstract: PURPOSE: Provided is an electrode assembly of an ultra-thin lithium polymer battery, in which an electrode plate is prevented from being separated outside during its insertion into a separator and the centering of an electrode plate is performed with ease. CONSTITUTION: The electrode assembly of an ultra-thin lithium polymer battery comprises: a bag-shaped separator(40) obtained by bending a plurality of layers in the orthogonal direction, and heating and cutting the layers to form a plurality of spaces only one side of which is opened; cathode plates(52) and anode plates(51,53), each of which is inserted into each space of the bag-shaped separator and has an electrode tab(55,57,60) at one side; and a lead(56,58) welded to the electrode tab(55). Additionally, the ultra-thin lithium polymer battery comprises the electrode assembly, a case for enclosing the electrode assembly and an insulating tape for insulating the lead with the case.
Patent KR-20040040083-A (KR)
Title: Waste envelope with bending string
Inventor: KIM YONG TAEK
IPC: B65D33/28
Filed: 2002-11-06
Abstract: PURPOSE: A garbage bag with tie strap is provided to completely bundle by hand working at once, thereby to ensure convenience of user and clean treatment of the garbage. CONSTITUTION: The garbage bag comprises front and rear vinyl sheets(11,12) having both sides and a bottom end closed while a top end being open as an inlet and attached with tie straps; top and bottom passages(14,15) divided by a connection line(13); top and bottom tie straps(16,17) inserted into the passages(14,15) except a part thereof to be exposed outside to tie up. Top end portions of the vinyl sheets(11,12) are folded by constant width to be tied up by the tie straps.
Patent KR-20040040153-A (KR)
Inventor: KIM CHANG NYEON
IPC: F25B5/04
Filed: 2002-11-06
Abstract: PURPOSE: A cooling apparatus is provided to obtain appropriate temperatures for a refrigerating compartment evaporator and a freezing compartment evaporator by realizing various refrigerant cycles through passage conversion, and improve the cooling efficiency. CONSTITUTION: A cooling apparatus includes a compressor(202) compressing a refrigerant, a first evaporator(206) and a second evaporator(208) evaporating the compressed refrigerant, and first to third expanding devices(302,304,306), and a passage converting device(308). The first expanding device is installed at an entrance of the first evaporator for expanding the refrigerant flowed into the first evaporator. The second and third expanding devices are installed at an entrance of the second evaporator in serial for expanding the refrigerant flowed into the second evaporator. The passage converting device forms a first refrigerant passage to flow the refrigerant passing through the first evaporator into the second evaporator or the third expanding device, a second refrigerant passage to flow the refrigerant passing through the second expanding device into the second evaporator, and a third refrigerant passage to flow the refrigerant passing through the second expanding device into the third expanding device.
Patent KR-20030051217-A (KR)
Inventor: MACIESOWICZ MACIEJ
IPC: G06F13/12
Filed: 2002-11-12
Abstract: PURPOSE: A universal graphics adapter is provided to supply a hardware independent video display facilitated through firmware services that abstract video hardware and expose an interface to an operating system. CONSTITUTION: A UGA virtual machine(210) facilitates an access via a UGA interface to UGA hardware(220). The UGA virtual machine(210) is implemented in firmware and stored in a BIOS on a chip associated with the UGA hardware(220). A boot time application(242) and a run-time application(250) considers a system(200) to have only a UGA hardware(220) through the interaction of a hardware abstraction layer(260)(HAL) and a UGA kernel services(270). The HAL(260) abstracts the details of video display hardware into an interface. The boot time application(242) calls a boot time display API(Application Programming Interface)(280) to perform actions like displaying messages during POST and to display a power on banner. The run time application(250) calls a run time display API(290) to perform display functions. The HAL(260) implements abstracted methods to work with the VGA hardware(230) through the conventional register interface(240). However, when UGA hardware(220) is present, the HAL(260) implements the abstracted methods to work through the UGA virtual machine(210) to interact with the UGA hardware(220).