baber/WOPTO huggingface dataset:
Patent KR-20040048026-A (KR)
Title: Stiction free RF MEMS switch and method thereof
Inventor: SONG IN SANG
IPC: H01L29/00
Filed: 2002-12-02
Abstract: PURPOSE: A stiction-free RF(Radio Frequency) MEMS(Micro Electro Mechanical System) switch is provided to be capable of simply manufacturing the switch and carrying out a stable switching operation. CONSTITUTION: An RF MEMS switch is provided with a substrate(100) and a plurality of signal lines(102,104) spaced apart from each other on the substrate. At this time, the signal lines have switching contact portions(102-1,104-1), respectively. The RF MEMS switch further includes a plurality of electrodes(103,103a,103b,105,105a,105b) formed around each switching contact portion, a pair of anchors(106a,106b) formed at both sides of the resultant structure, and a membrane(107) supported by the anchor for selectively connecting both ends of the switching contact portion with each other.
Patent KR-20040048556-A (KR)
Title: Method for drainage of road
Inventor: SEONG SOO BOCK
IPC: E01C11/22
Filed: 2002-12-04
Abstract: PURPOSE: A drainage method for a road is provided to prevent inundation in a city and overflow of rainwater by draining off large rainwater smoothly. CONSTITUTION: The drainage method for a road comprises the steps of: draining off the large quantity of rainwater, which is gathered through a street inlet(210) installed in a roadway(200), through a vertical drainpipe(230); permeating the rainwater of the roadway through a drainage hole of a permeable block(110) of a footway(100) and filtering impurities of the permeated rainwater gradually through a sand layer(120), then gathering the rainwater through an inclined cutoff(130); gathering the rainwater of the footway(100) adjacent to the vertical drainpipe(230), flowing rainwater through a drainage hole of a rainwater inflow perforated pipe(140) set to a placer, then transferring the rainwater to a drain outlet(160) provided with a permeable net(N) to remove permeable aggregate(150) and impurities; transferring the rainwater gathered by a draining-connecting pipe(170), which is connected to a pipe penetrating hole and a vertical drainpipe(230), to a vertical drainpipe(230); and draining off the rainwater transferred the vertical drainpipe(230).
Patent KR-20030046328-A (KR)
Title: Motor driving device and motor driving method
Inventor: MURAKAMI MAKI
IPC: H02P6/24
Filed: 2002-12-05
Abstract: PURPOSE: A motor driving device and a method thereof are provided to stop a motor while reducing the braking noise and the stopping time. CONSTITUTION: A motor driving device comprises a brake mode switching signal production unit(10) for detecting the number of revolutions per unit time of a rotor according to a change in a positional relationship between motor windings of a plurality of phases and the rotor so as to output a brake mode switching signal for selecting either a short brake mode or a reverse brake mode for braking the rotor based on the number of revolutions, and a controller(210) for outputting an energization control signal for controlling energization of the motor windings of a plurality of phases in response to the brake mode switching signal.
Patent KR-20040050365-A (KR)
Title: Liquid cleaner composition improved a durability for cleasing
Inventor: BAE SANG SU
IPC: C11D3/02
Filed: 2002-12-10
Abstract: PURPOSE: A liquid detergent composition is provided, to improve low temperature stability, dissolving power and washing durability. CONSTITUTION: The liquid detergent composition comprises 15-30 wt% of an anionic surfactant; 10-20 wt% of a nonionic or cationic surfactant; and 0.01-2 wt% of an inorganic salt. Preferably the ratio of the nonionic or cationic surfactant to the anionic surfactant is 30:70 to 50:50 by weight. Preferably the inorganic salt is at least one selected from the group consisting of NaCl, Na2SO4, MgCl2 and MgSO4; and the anionic surfactant comprises the P-type surfactant having a linear alkyl group and a hydrophilic group combined to a terminal and the S-type surfactant having hydrophilic group combined to the middle part of an alkyl chain in the ratio of 90:10 to 40:60 by weight.
Patent KR-20030064607-A (KR)
IPC: C03C8/20
Filed: 2002-12-17
Abstract: 고주파부품용도로서, 고정밀도한 온도특성의 제어가 가능한 고강도의 유전체 자기조성물 및 유전체 자기를 제공한다 
     다이옵사이드형 결정을 석출하는 결정화 유리분말 30∼90질량%와, 티타늄산 칼슘 분말을 1∼40질량%와, Al 2 O 3 , TiO 2 , ZrO 2 , MgTiO 3 , BaTi 4 O 9 , La 2 Ti 2 O 7 , Nd 2 Ti 2 O 7 , Ca 2 Nb 2 O 7 , SrZrO 3 , CaZrO 3 중에서 1종 이상의 분말을 0∼60질량%를 함유한다. 
     또, 다이옵사이드형 결정을 석출하는 결정화 유리분말 30∼90질량%와, 티타늄산 칼슘 분말 및/또는 티탄늄산 스트론튬을 1∼40질량%와, Al 2 O 3 , TiO 2 , ZrO 2 , MgTiO 3 , BaTi 4 O 9 , La 2 Ti 2 O 7 , Nd 2 Ti 2 O 7 , Ca 2 Nb 2 O 7 , SrZrO 3 , CaZrO 3 중에서 1종 이상의 분말을 0∼60질량% 함유하는 혼합분말 100질량부에 대하여, Fe 2 O 3 , Cr 2 O 3 , ZnO, CuO, Ag 2 O, Co 3 O 4 , MnO 2 , CeO 2 , R 2 O 3 (R은 희토류원소) 중에서 1종 이상의 분말을 0.1∼2.0질량부를 함유한다.
Patent KR-20040057360-A (KR)
Title: fan-shroud assembly
Inventor: KANG DONG SU
IPC: F04D29/44
Filed: 2002-12-26
Abstract: PURPOSE: An assembly of a fan and a shroud is provided to improve the efficiency of a motor by preventing the reduction of the durability for the motor and smoothly flowing air into the motor. CONSTITUTION: A shroud(60) has a housing portion(62) and a motor support portion(63). The motor support portion is supported by a fixing member to be extended from the edge of the housing portion. A fan(50) is rotated by a motor to be fixed in the motor support portion. A heat shield member(70) is installed in the rear face of the motor and contains an air guide portion. The air guide portion guides an air current from the rotation of the fan toward the motor by inclining toward the radius of the fan. Thereby, the cooling efficiency of the motor is doubled and the reliability of a heat shield is increased.
Patent KR-20040058543-A (KR)
Title: safety signal for street crossing and stop line
Inventor: LEE GI SIK
IPC: E01F9/06
Filed: 2002-12-27
Abstract: PURPOSE: A safety road stud for a crosswalk and a stop line is provided to secure the safety of pedestrians by making a driver recognize a crosswalk and a stop line easily. CONSTITUTION: The safety road stud(100) attached between reflective paints(52) painted in zigzags on an asphalt road(54) in a crosswalk(50) comprises: a sheet provided with many holes at regular intervals and made with rubber and synthetic resin; and a reflective member composed of a support provided with a reflective film on the outside, and a transparent cover assembled to the support to protect the reflective film and fitted to the holes. Many reflective faces are formed on the outside face of the support and on the inside and outside faces of the cover.
Patent KR-20040058652-A (KR)
Title: End point detect device of dry etcher
Inventor: KIM GWI U
IPC: H01L21/3065
Filed: 2002-12-27
Abstract: PURPOSE: An end point detector of a dry etching apparatus is provided to exactly transmit the light received through a view port to an optical cable by minimizing the distance between a light receiving rod and the optical cable. CONSTITUTION: An end point detector(200) of a dry etching apparatus includes a bracket(110). The bracket has a connection bar(113), a connection pipe(112) on one side of the connection bar, and a pair of protrusions(118) on the other side of the connection bar. The end point detector further includes an optical cable(120) inserted into one side of the connection pipe, an UV(UltraViolet) filter(140) having the first hole(142) and the second holes(144), and a view port(130) having a light receiving rod(132). The light receiving rod is inserted into the other side of the connection pipe through the first hole of the UV filter. The protrusions of the bracket are inserted into the second holes of the UV filter. The protrusion is made of Teflon.
Patent KR-20040061095-A (KR)
Inventor: KIM SANG JIN
IPC: F04B35/00
Filed: 2002-12-30
Abstract: PURPOSE: An air compressor is provided to reduce the cost by preventing occurrence of compression although a piston rises and emitting discharge air to the air without using a governor valve. CONSTITUTION: An air compressor has an air drier delivering air compressed by the vertical movement of a piston(250) to an air tank or emitting the compressed air delivered according to the pressure of the air tank to the air. The air compressor comprises a crank case(210) in which a crankshaft(220) rotating by receiving power from the outside is installed; a cylinder liner(240) in which the piston, connecting with the crankshaft by a connecting rod(230) and moving up and down, is installed; an outer chamber(260) fastened to the upper end of the crank case together with the cylinder liner and installed to the outside of the cylinder liner; an inner chamber(270) installed between the cylinder liner and the outer chamber and vertically movably supported by a spring(280); a valve plate(290) having suction and discharge holes(291,292); a head cover(320) having a discharge port(322); and a cap(330) fastened to the upper end of the outer chamber. The cylinder liner is fastened to the upper end of the crank case. The inner chamber communicates with the cylinder liner. The valve plate is installed to the upper end of the inner chamber. The head cover is fastened to the upper end of the valve plate. An air chamber(333) is formed between the head cover and the cap.
Patent KR-20040060410-A (KR)
Title: A method for designing a layout of a semiconductor device
Inventor: CHOI HYEONG SEOK
IPC: H01L27/04
Filed: 2002-12-30
Abstract: PURPOSE: A layout method of a semiconductor device is provided to improve cell write margin by improving the contact area of a bit line contact without increasing contact resistance. CONSTITUTION: An isolation region(33) is defined for defining the first active region(31a) of I-type and the second active region(31b). A word line region(35) is defined for dividing the active region to a storage node contact part(39), a bit line contact part(37) and a word line contact part. At this time, the word line region is designed to the size of 1F, the distance of the word line region on the storage node contact part is 1F+α (0<α<F), and the distance of the word line region on the bit line contact part is 1F-α, thereby increasing the area of the storage node contact part. The second active region has cross shape to compensate the reduced area of the bit line contact part. The F presents minimum line-width of line/space pattern.
Patent KR-20040061488-A (KR)
Title: active matrix organic electroluminescence display device
Inventor: HA YONG MIN
IPC: G09G3/30
Filed: 2002-12-31
Abstract: PURPOSE: An active matrix organic electro-luminescence device is provided to apply a constant voltage regardless of a threshold voltage of a driving TFT to an LED by using a variable power controller. CONSTITUTION: A plurality of gate lines(101) and a plurality of data lines(103) are arranged on a substrate in order to define pixels. A plurality of power lines(105) are formed in parallel on the substrate including the pixels. A first switching TFT is connected to the gate lines and the data lines. A first driving TFT are connected to the first switching TFT and the power lines. A storage capacitor is connected to the first driving TFT and the power lines. An LED is connected to the first driving TFT. A gate driver(150) is used for connecting the gate lines. A data driver(160) is used for connecting the data lines. A power block(130) is used for outputting power voltages to the power lines. A variable power controller(170) is used for connecting the power lines to the power block.
Patent KR-20040061867-A (KR)
Title: Zone Based Service Information Method using a Mobile Phone
Inventor: SEO HYANG WON
IPC: H04W16/00
Filed: 2002-12-31
Abstract: PURPOSE: A zone-based service guiding method by a mobile terminal is provided to guide zone-based service in an area by inputting information(SID(System ID)/NID(Network ID)) on the area, where a PRL(Preferred Roaming List) is to be applied, to an NVM(Nonvolatile Memory). CONSTITUTION: A mobile terminal of a user receives PRL information according to a zone service, namely, information(SID/NID) on an area where a PRL is to be applied(301). When the mobile terminal is moved, it receives an SID and an NID of a corresponding area, compares them with the stored PRL information(302) and checks whether the mobile terminal is positioned in a zone service area(303). If the mobile terminal is positioned in the zone service area shown by the received PRL information, it is checked whether the area where the mobile terminal is currently positioned provides a supplementary service benefit such as charge discount(304). If the area where the mobile terminal is positioned provides the supplementary service benefit, 'In Zone' is displayed through a message window of the mobile terminal to inform the user that the area provides a zone service with benefit(305).
Patent KR-20020047149-A (KR)
Title: Optimized method for the production of catalyst supports based on silica gel and chromium catalysts supported on silica gel
IPC: B01J37/00
Filed: 2000-09-05
Abstract: The invention relates to a catalyst support and to a method for the production of the catalyst support comprising the following steps:a) production of a silicic acid hydrogel having a solids content of from 10 to 25% by weight (calculated as SiO2) whose particles are substantially spherical,b) extraction of the hydrogel particles with an alcohol until at least 60% of the water present in the hydrogel has been removed,c) drying of the resultant hydrogel until the residual alcohol content is less than 10% by weight (xerogel formation) at temperatures of >=160° C. at atmospheric pressure using an inert entraining gas,d) setting of the desired particle size of the resultant xerogel,in which the hydrogel particles have a particle size of >=8 mm before the extraction, and to a catalyst and to a method for the production of the catalyst by loading the catalyst support with a chromium compound. The invention also relates to a method for the production of polyolefins using the catalyst.
Patent KR-20020064293-A (KR)
IPC: G02F1/1337
Filed: 2000-09-26
Abstract: 예를 들어, pi 셀 타입의 표면 모드 액정 디바이스는 배향층(4, 9) 사이에 배치된 네마틱 액정층(10) 및 전극 구성(3, 8)을 포함한다.  네마틱 액정은 또는 가 되도록 하는 점도 계수 , 및 을 갖는다.
Patent KR-20020059600-A (KR)
Title: Method and apparatus to direct sound
IPC: H04S7/00
Filed: 2000-09-29
Abstract: The invention relates to sonic steerable antennae and their use to achieve a variety of effects.  The invention comprises a method and apparatus for taking an input signal, replicating it a number of times and modifying each of the replicas before routing them to respective output transducers such that a desired sound field is created. This sound field may comprise a directed beam, focus beam or a simulated origin.  Further, "anti-sound" may be directed so as to create nulls (quiet spots) in an already existing sound field. The input signal replicas may also be modified in way which changes their amplitude or they may be filtered to provide the desired delaying. Reflective or resonant surfaces may be used to achieve a surround sound effect, a microphone may be located in front of an array of loudspeakers, beams of light may be used to identify the present focal position, a limiting device may be used to ensure that clipping or distortion is reduced when more than one input signal is output by the same device and the concept of beam directivity may be used to achieve input nulls or beams in a microphone made up of an array of input transducers. Further, sound field shaping information may be associated with an audio signal to be broadcast.
Patent KR-20020055582-A (KR)
Title: Manual device with a return stop for transferring a film from a backing strip onto a substrate
IPC: B65C11/00
Filed: 2000-10-19
Abstract: A hand device for transferring a film, of, for example, adhesive, covering, or colored material, from a backing strip to a substrate. A supply spool and a take-up spool for the backing strip are rotatably mounted in a housing. An applicator tip is arranged on the housing and includes an application edge around which the backing strip runs. Furthermore, a brake mechanism, active during the functional operation of the hand device is provided. The brake mechanism has a locking device which interacts with one of the spools. To guarantee a compact design and economical fabrication, the locking device is arranged to be integral with the applicator tip.
Patent KR-20020048972-A (KR)
IPC: B01J8/04
Filed: 2001-08-10
Abstract: 원료공급부 및 물공급부를 갖는 개질부, 및 연료공급부 및 공기공급부를 갖고 상기 개질부를 가열하기 위한 버너를 구비하는 수소발생장치에 있어서, 버너의 연소상태를 안정하게 하여 조작성 및 편리성을 향상시키기 위해서, 개질부의 온도 및 개질부에 공급되는 원료량에 기초하여 상기 공기공급부에서 상기 버너에 공급하는 공기량을 제어하는 제어부를 설치한다.
Patent KR-20020059745-A (KR)
Title: 송신기, 송수신기 및 캘리브레이션 방법
IPC: H04B17/00
Filed: 2001-09-06
Abstract: 본 발명에서는 송신기의 송신 브랜치를 캘리브레이션하는 방법이 제공된다.  송신 브랜치의 고주파수 출력 신호 내의 저주파수 성분이 측정된다.  저주파수 성분은 송신 브랜치가 캘리블이션되지 않은 때에만 존재한다.  측정된 저주파수 성분으로부터, 제 1 보상 신호가 유도된다.  제 1 보상 신호는 송신 브랜치의 동위상 브랜치 내에 주입된다.  제 2 보상 신호가 유도되어 송신 브랜치의 직교 브랜치 내에 주입된다.  제 1 및 제 2 보상 신호가 스위핑되고, 측정된 저주파수 성분에 근거하여 개조된다.  스위핑으로부터, 측정된 저주파수 성분의 최소값들이 획득된다.  그 후에, 제 1 및 제 2 보상 신호가 최소값에 연속적으로 세팅된다.  송신 브랜치의 캘리브레이션에 추가하여, 송수신기의 경우에는 수신 브랜치가 캘리브레이션될 수 있다.  수신 브랜치를 캘리브레이션하기 위하여, 캘리브레이션된 송신기는 수신 브랜치에 결합된다.  그 후에, 수신 브랜치가 수신기 브랜치 파라미터의 스위핑 및 세팅을 통하여 캘리브레이션된다.
Patent KR-20020079772-A (KR)
IPC: H04M3/30
Filed: 2001-01-08
Abstract: Through the use of a least squares minimization concept, the loop length, the number of bridged taps and length of the bridged taps on a transmission line can be determined from readily available modem data. In particular, the loop length, the number of bridge taps and the length of bridged taps can be estimated by comparing a measured frequency domain channel impulse response of the transmission line to a model of a loop that is comprised of multiple sections and multiple bridge taps.
Patent KR-20020070512-A (KR)
Title: Brake booster device with emergency valve
IPC: B60T13/565
Filed: 2001-11-21
Abstract: A braking device, for a motor vehicle, comprising: a master cylinder (2), a primary piston (3) mounted to slide in the master cylinder, a manual-control member (4), a booster coupled to the manual-control member, an emergency assist valve (VA) comprising a reaction piston (17a) and a rapid piston (17b), and a ratio control (T) actuated by a plunger distributor (10) driven by the manual-control member (4). The reaction piston (17a) and the rapid piston (17b) form one and the same stepped piston (17) having a part (17a) of large cross section and a part (17b) of small cross section, the large-section part (17a) determining, with a first bore (18) of the primary piston (3), a variable-volume annular chamber (27). A separation/communication assembly (28, 29, 30), controlled by the displacement of the stepped piston (17), is designed so that the pressure of the liquid is exerted effectively on the large cross section (17a) of the stepped piston when the stepped piston occupies a position of rest or is to the rear of the position of rest, and on only the small cross section (17b) when the stepped piston is displaced forward relative to the main piston under emergency braking.
Patent KR-20040037015-A (KR)
IPC: C12Q1/68
Filed: 2002-08-28
Abstract: 본 발명은 기체, 및기 기체에 스페이서를 통해 고정화되고표적 서열에 상보적인 염기 서열을 포함하는 핵산 프로브를 구비하는 핵산 프로브 고정화 기체로서, 상기 스페이서가, 그 길이를 X로 하고, 상기 핵산 프로브에 대하여 상기 표적 서열을 그 일부에 포함하는 표적 핵산을 혼성화시켰을 때, 해당 혼성화 부위의 기체측 말단으로부터 상기 표적 핵산의 기체측 말단까지의 길이를 Y로 한 경우에, X≥Y의 관계가 성립되는 스페이서인 것을 특징으로 하는 핵산 프로브 고정화 기체에 관한 것이다.
Patent KR-20020086680-A (KR)
IPC: A61M5/145
Filed: 2001-03-16
Abstract: A flexible piston rod for an injection device, which piston has the form of a helical spring made from a number of narrowly adjacent turns of windings. These turns provide an external thread fitting into the internal thread of a nut element. When the nut element is rotated, the piston rod is advanced forward, which movement is used to displace a piston inside a cartridge containing a fluid to be expelled. In order to prevent the piston rod from rotating when the nut element is rotated, the helical spring making up the piston rod is provided with a longitudinal spine, which is located at a peripheral area of the helical spring.
Patent KR-20030014708-A (KR)
IPC: G01N27/406
Filed: 2001-06-11
Abstract: 선형 람다 프로브를 동작시키기 위해 필요한 펌핑 전류원(P)은 그 반전 입력이 제 3 프로브 단자(Vp+)에 접속되고, 그 비-반전 입력이 중간 전압(Vm)의 포텐셜에 접속되며 그 출력이 제 2 프로브 단자(Vp-/Vs-)에 접속되도록 결선된다.
Patent KR-20040064781-A (KR)
Inventor: KIM SEONG MIN
IPC: H04N5/44
Filed: 2003-01-10
Abstract: PURPOSE: A digital TV is provided to detect resolution of an inputted video signal, and to decide whether the inputted video signal is in an overscan area, then to re-scale the video signal according to the detected resolution, thereby supplying more information to a user. CONSTITUTION: A signal input portion(100) receives a broadcasting signal received from an antenna. A digital processor(400) separates the received broadcasting signal into a video signal and a voice signal, re-scales the separated video signal to a video area supported by a digital display module(800), and outputs the re-scaled signal. A voice signal processor(500) processes/outputs the separated voice signal such that a user can listen to the signal. A video signal processor(700) processes the processed video signal into a displayable signal on a screen. A controller(300) detects resolution of the video signal, and outputs a control signal to the digital processor(400) such that the video signal can be re-scaled.
Patent KR-20040066220-A (KR)
Inventor: LEE JEONG HUN
IPC: G06Q50/30
Filed: 2003-01-17
Abstract: PURPOSE: A method for repairing a car air-conditioner through the on/offline is provided decide a repair guide by previously receiving a failure data through the online and analyzing the failure data through an automatic analysis system, and use the repair guide to the repair of a car put into an auto repair shop. CONSTITUTION: If malfunction or abnormality is generated in an air-conditioner, a customer selects a button for transmitting the monitoring data(S110). The monitoring data is transmitted to the automatic analysis system of a car information center through a car information transceiver of the car(S120). The monitoring data is analyzed by the automatic analysis system(S220). The repair guide is decided through an analysis step and is transmitted to the auto repair shop(S240). The car of the customer is put in the auto repair shop(S310). The car is checked/repaired according to the received repair guide(S320).
Patent KR-20040067544-A (KR)
Inventor: JUNG DAE BUNG
IPC: A61F13/49
Filed: 2003-01-24
Abstract: PURPOSE: Provided is a disposable diaper having a pocket portion for feces, which prevents the user's skin from being ulcerated by direct contact with feces. CONSTITUTION: The disposable diaper comprises a liquid permeable top sheet(6), a liquid impermeable back sheet, an absorbent core(5) inserted and fixed between the top sheet(6) and the back sheet, a leg flap(24) having an elastic member(13) for legs and joining members. In the diaper, a cut portion, into which feces is introduced, is formed at the top sheet(6) and a first non-woven web layer(7) is formed between the top sheet(6) and the absorbent core(5). The top sheet(6) and the first non-woven web(7) are attached to an adhesive portion(27) of a pocket for feces, thereby forming a pocket portion(26) for receiving feces between the top sheet(6) and the first non-woven web(7) as a non-attached space portion.
Patent KR-20040072835-A (KR)
Inventor: CHO BYEONG RYONG
IPC: B60R21/201
Filed: 2003-02-11
Abstract: PURPOSE: A structure for opening/closing a vent hole on a housing of a passenger airbag module and the passenger airbag module using the structure are provided to reduce the capacity and weight of an inflator by preventing operating gas from leaking from the vent hole. CONSTITUTION: In a passenger airbag module including a housing(300), a first opening/closing unit(340) is formed at the housing, and opens/closes a vent hole(320). A retainer(400) is in contact with the bottom of the first opening/closing unit, and is fit into the vent hole. The vent hole is closed when an inflator(200) generates gas firstly, and is opened by the rising motion of the retainer when the inflator generates gas secondly.