baber/WOPTO huggingface dataset:
Patent KR-20050002537-A (KR)
Inventor: KWON O JUN
IPC: G06F17/00
Filed: 2003-06-30
Abstract: PURPOSE: A system and a method for operating an item service for making/selling an item are provided to enable a user to plan/make/register the item directly and sell a part of the registered items. CONSTITUTION: A user manager(220) manages user information and assigns the user an item page to register the item. A database(290) stores the user information. An item manager(240) stores the item transmitted from a user terminal to the database and manages the item by registering it to the item page. An item selector(250) selects the salable item by displaying the registered items to a display page allowing connection from an item system operator or other site users, and checking points of each item. An item sale part(260) displays the selected item to an item sale page to selling the item to many and unspecified persons, and stores sale price information of each item to the database.
Patent KR-20050006465-A (KR)
Inventor: JEONG HOI KIL
IPC: A47L9/16
Filed: 2003-07-09
Abstract: PURPOSE: A dust collecting unit of a cyclone vacuum cleaner is provided to prevent putrefaction of pollutant and discomfort by removing pollutant from the dust collecting unit completely, and to drive the dust collecting unit conveniently by rotating the brush with the simple support structure. CONSTITUTION: A dust collecting unit of a cyclone vacuum cleaner for separating pollutant is composed of a pollutant separation chamber(70) formed in the dust collecting unit to separate pollutant by rotating air fast, a dust collecting chamber(50) storing pollutant filtrated by the pollutant separation chamber, a separation plate(73) separating the pollutant separation chamber from the dust collecting chamber, a rotating brush(42) formed in the upper part of the separation plate and rotated, and a brush supporting unit(41) supporting the rotating brush.
Patent KR-20050010275-A (KR)
Inventor: MA JEOM SIK
IPC: B21D45/04
Filed: 2003-07-18
Abstract: PURPOSE: To provide a lifting device for press system, the lifting device comprising a lifter constructed in such a way that the lifter lifts a panel on a bottom part by elastic force of spring to simply accomplish construction and assembly, and operation of the lifter is interlocked with lifting and lowering driving of a forming steel to exclude a control system. CONSTITUTION: In a lifting device for the press system applied to a press system so that the lifting device lifts the flange forming completed panel from the bottom part, the press system comprising a top part(1) and a bottom part(3), a top part pad(5) installed on a top part through a plurality of cushion pins(7) correspondingly to the bottom part, a forming steel(11) for flange forming a side end of a panel(9) regulated by the bottom part and the top part pad, and an operation driver(13) on a front portion of which the forming steel is mounted such that the operation driver is installed at one side of a lower portion of the top part, the lifting device(10) for press system comprises a lifting block(17) which is installed on an outer portion of the bottom part, and on which a mounting hole is vertically penetratingly formed; a lifting housing(21) an upper portion of which is opened, on the lower surface of which a vent(25) is formed, and which is welded to the lifting block along the upper outer circumferential surface of the lifting block in the state that the lifting housing is inserted into the mounting hole; a slider(27) which is slidingly installed inside the lifting housing through an opening part of the lifting housing, on a lower inner portion of which a spring groove(29) is formed, and on the outer circumferential surface of one side of which a stopper groove(31) is formed from up to down in a certain section; a return spring(35) a lower portion of which is supported to an inner lower portion of the lifting housing in the state that the return spring is inserted into the spring groove of the slider; a stopper(37) mounted on at one side of the upper surface of the lifting block correspondingly to the stopper groove on the slider; a lifter(39) which is disposed such that one end of the lifter is lifted and lowered relative to the stopper groove, and which is mounted on an upper portion of the slider; and a contact pad(41) mounted on an upper portion of the lifter such that the contact pad is directly contacted with the forming steel.
Patent KR-20050011317-A (KR)
Inventor: KIM JONG CHEOL
IPC: H03K19/00
Filed: 2003-07-22
Abstract: PURPOSE: A semiconductor IC(Integrated Circuit) with a reverse engineering preventing part and a method of preventing reverse engineering are provided to embody simply the reverse engineering preventing part without an additional circuit or additional processing by using dummy transistors with the same shape as and a different function from necessary transistors. CONSTITUTION: A semiconductor IC includes a logic gate and a reverse engineering preventing part. The reverse engineering preventing part performs a different function from the logic gate. The reverse engineering preventing part includes a PMOS(P channel Metal Oxide Semiconductor) transistor and an NMOS(N channel MOS) transistor. The PMOS transistor is in a turn-on or turn-off state regardless of the input signal applied to a gate of the PMOS transistor itself. The NMOS transistor is in a turn-on or turn-off state regardless of the input signal applied to a gate of the NMOS transistor itself.
Patent KR-20050012529-A (KR)
Inventor: CHOI SEONG SOO
IPC: F24C15/16
Filed: 2003-07-25
Abstract: PURPOSE: A tray moving assembly of a microwave oven is provided to improve cooking efficiency and to effectively use an inner space of a cooking chamber by using a first horizontally moving tray and a second rotating tray at the same time. CONSTITUTION: A tray moving assembly of a microwave oven is composed of a first tray(410) having a receiving unit(411) recessed on the upper surface and a cut hole(412) bored through the center of the bottom side of the receiving unit along a short side of the receiving unit and reciprocating rectilinearly along the long side of the cooking chamber; a second tray(420) inserted in the receiving unit of the first tray to rotate separately from the first tray and composed of a recessed groove(422) dented on the bottom side and formed from the center to the lateral side; a driving motor(430) generating rotary power for operating each tray; and a motion converting unit shaft-combined to the driving motor to supply rectilinear reciprocating motion power for reciprocating linearly the first tray and rotating motion power for turning the second tray.
Patent KR-20040012610-A (KR)
Title: Plasma display panel
Inventor: UEDA KENTARO
IPC: H01J11/32
Filed: 2003-08-02
Abstract: PURPOSE: A plasma display panel is provided to smoothly transfer to sustaining discharge from address discharge by driving in accordance with a pulse having a depressed priming waveform. CONSTITUTION: A plasma display panel comprises a first substrate, a second substrate spaced apart from the first substrate, a scanning and a maintenance electrode(15,16) formed on the first electrode, a dielectric layer(112), and a data electrode formed on the second substrate. A high capacity region(17) in which the capacity of the dielectric layer(112) is larger than that of a dielectric layer(112) in another position is formed so as to extend in a first direction in a position separated from a discharge gap(11). An opening part(7) is formed in the scanning electrode(15) and the maintenance electrode(16) in a position between the discharge gap(11) and the high capacity region(17).
Patent KR-20050017712-A (KR)
Inventor: SHIN SANG CHUL
IPC: G11B33/14
Filed: 2003-08-07
Abstract: PURPOSE: An actuator having a circulating filter and a disk drive comprising the actuator are provided to dispose a circulating filter on a side of a swing arm in order that the circulating filter can be faced in an air moving direction, thereby improving a foreign substance scavenging efficiency inside a disk drive. CONSTITUTION: A swing arm(132) is rotatively installed inside a disk drive. A suspension(133) supports a slider(134) where a head is mounted, in connection with a front section of the swing arm(132). A filter installation groove(160) is formed on a side faced with an air moving direction, and a circulating filter(170) for filtering foreign substance within a moving air is inserted into the filter installation groove(160). Supporting grooves(162) are formed on both sides of the filter installation groove(160), while a supporting portion(172) is inserted into the supporting grooves(160).
Patent KR-20050020216-A (KR)
Inventor: CHOI KWAN YOUNG
IPC: A61K9/14
Filed: 2003-08-21
Abstract: PURPOSE: Minute-sized functional herb medicine powder and a preparation method thereof are provided, which functional herb medicine powder has a micron size, complete spherical shape, high water solubility, high bioavailability, and prolonged storage. CONSTITUTION: The method for preparing the minute-sized functional herb medicine powder comprises the steps of: preparing precursor solution of herb medicine powder; sonicating the precursor solution with 1 to 2 MHz in a microwave spraying device to prepare liquid droplets having diameter of 1 to 100 micrometer; and drying the liquid droplets at 100 to 200 deg. C for 2 to 10 seconds, wherein herb medicine is one or more selected from Liriope platyphylla WANG., Panax ginseng C.A. Meyer, Schizandra chinensis BAILL., Astragalus membranaceus Bunge, Glycyrrhiza uralensis Fischer and Arabia elata cortex.
Patent KR-20050022088-A (KR)
Inventor: KWON OH JUN
IPC: C09D5/24
Filed: 2003-08-26
Abstract: PURPOSE: A solvent composition is provided, to improve safety during processes and to prevent the deterioration of the quality of processing products due to the accumulation of static electricity. CONSTITUTION: The solvent composition comprises a hydrocarbon solvent having an electrical conductivity of 30 pS/m or less; and 0.005-1,000 ppm of an antistatic polymer comprising a polysulfone containing 1-40 wt% of sulfur and a polyamine containing 2-30 wt% of nitrogen. The antistatic polymer is a mixture of the polysulfone and the polyamine in a ratio of 0.5:1 to 2;1 by weight or their copolymer. Preferably the hydrocarbon solvent is an aliphatic hydrocarbon solvent, an aromatic hydrocarbon solvent or their mixture. Preferably the antistatic polymer comprises further 0-20 parts by weight of an organic sulfonic acid and 0-10 parts by weight of an alcohol.
Patent KR-20040020031-A (KR)
Inventor: HONDA MAKOTO
IPC: G03B21/60
Filed: 2003-08-29
Abstract: PURPOSE: A lens sheet and a transparent screen with the lens sheet are provided to secure the lens sheet which suppresses outdoor daylight reflection while highly maintaining the absorbent property of outdoor daylight, easily forms an outdoor daylight absorbing part, and is hard to be stained. CONSTITUTION: A lens sheet(11) comprises a base part(12a) of a sheet shape; a lens part(125) formed to the surface of a light incidence side of the base part; and outdoor daylight absorbing parts(122) formed at parts where the light converged by the lens part isn't transmitted in the surface of a light emitting side of the base part of the sheet shape. The outdoor daylight absorbing parts have a black binder resin(124) and plural optical diffusion particles(123) contained in the black binder resin and subjected to coloring processing.
Patent KR-20030076955-A (KR)
Inventor: ZHANG JUNG HYOUK
IPC: H04Q9/00
Filed: 2003-09-02
Abstract: PURPOSE: A remote control system using a mobile phone earphone jack connection-oriented remote controller is provided to selectively and remotely control various electronic equipments using a mobile terminal. CONSTITUTION: A mobile terminal providing a user interface to remotely control electronic equipments is comprised of an input button part, a memory part, a control part, a sound signal generation part, and a display part. Each electronic equipment has an infrared ray receiving part. The input button part comprises a plurality of keys to execute a remote controller control signal generation program or to communicate a user's control intention. The memory part stores the remote controller control signal generation program. The control part controls the overall operation of the mobile terminal. The display part displays the operation state of the mobile terminal and a GUI(Graphic User Interface) screen. The sound signal generation part generates a sound corresponding to a signal transferred from the control part, while the remote controller control signal generation program is being executed, and transmits it to the earphone jack.
Patent KR-20050028360-A (KR)
Title: Dispenser for ice-making apparatus in the refrigerator
Inventor: CHUNG EUI YEOP
IPC: F25D23/12
Filed: 2003-09-17
Abstract: A dispenser for an ice-maker of a refrigerator is provided to withdraw the dispenser in the case of use to increase a valid volume of a door by minimizing a space occupied by the dispenser. A dispenser for an ice-maker of a refrigerator is withdrawn outside a door by a user and includes a space for receiving an ice container. The dispenser includes a dispensing element(152) slidably mounted to an upper receiving groove(1a) formed horizontally to a door at a lower part of an ice chute(2). A base(153) is slidably formed in a lower receiving groove(1b) formed horizontally at a lower part of the upper receiving groove. A rack gear(161) is attached to a side of the dispensing element, a pinion gear(162) is rotatively mounted to be engaged with the rack gear, and a driving motor(163) is axially coupled with the pinion gear. The pinion gear and the rack gear are driven by the driving motor under the control of a microcomputer, thereby sliding the dispensing element and the base back and forth.
Patent KR-20050031199-A (KR)
Title: A interior hanger
Inventor: HAN MAHN HYOUNG
IPC: A61L9/18
Filed: 2003-09-29
Abstract: An interior hanger is provided to allow a decoration function as well as an air purification, sterilization and deodorization function, and the relatively excellent photocatalytic effect, by forming a photocatalytic layer which has a relatively wide area pro unit volume. The interior hanger includes: a body(10), made out of a porous material; a hanger member(20), fixed to the body(10) so as to hang the latter onto a wall; and a photocatalytic layer(12), configured in such a manner that a photocatalyst is applied. Also the inside of the body(10) is configured as a resin foam with an open-cell structure and the photocatalytic layer(12) is contained inside the body(10).
Patent KR-20050033758-A (KR)
Title: Semi-dry method of washing machines
Inventor: PARK SEOK KYU
IPC: D06F33/02
Filed: 2003-10-07
Abstract: A semi-drying method of a washing machine is provided to minimize crumple of the laundry after dehydration and to improve the degree of dryness of the laundry. A semi-drying method of a washing machine comprises the followings: a first step wherein the laundry is put in a wash tub and then the washing amount is sensed while the wash tub is agitated according to an on/off state of a motor(S10); a second step(S20); and a third step wherein a cycle of the second step is executed several times(S30,S40). The second step includes an agitating process in which entanglement of the laundry is disentangled while the wash tub is agitated if the washing amount is under a predetermined value(S22); a simple dehydrating process wherein the laundry is dehydrated primarily while the wash tub is rotated at speed lower than predetermined dehydration speed(S24); and a main dehydrating process wherein the laundry is dehydrated secondarily while the wash tub is rotated at the dehydration speed(S26).
Patent KR-20050034206-A (KR)
Inventor: SON YOUNG CHUL
IPC: F25D25/00
Filed: 2003-10-08
Abstract: 본 발명은 냉장고용 디스펜서의 급수탱크 장착구조에 관한 것이다.  본 발명에서는, 냉장고용 도어(50)의 배면에는 탱크지지대(60)가 착탈가능하게 설치되고, 상기 탱크지지대(60)의 상부에는 급수탱크(80)가 착탈가능하게 설치된다.  상기 급수탱크(80)의 저면에 설치되는 밸브장착부(90)에는 배수공(94)이 형성되고, 상기 배수공(94)은 니들밸브(100)에 의하여 개폐되고, 상기 탱크지지대(60)에는 상기 니들밸브(100)를 동작시키는 밸브작동부(66)가 구비된다.  한편 상기 급수탱크(80)의 저면 테두리에는, 급수탱크(80)를 직립가능하게 지지하는 지지부(86)가 구비된다.  본 발명에 의하면, 상기 급수탱크(80)를 바닥면(B)에 직립되게 세워 놓은 상태에서 물을 주입할 수 있게 된다.
Patent KR-20040032793-A (KR)
Inventor: GYOTEN HISAAKI
IPC: H01M8/10
Filed: 2003-10-10
Abstract: PURPOSE: Provided is fuel cell for preventing degradation of performance of electrolyte film or breaking thereof caused by creep variation or stress reduction by comprising multiple electrolyte films and beads countering to clamping pressure introduced within the electrolyte films. CONSTITUTION: The fuel cell comprises a cell stack including film-electrode assemblies consisting of polymer electrolyte films(1) and a pair of gas-diffusion electrodes(2) interposing the electrolyte films; and separators(3) placed in turns with the film-electrode assemblies. Clamping pressure is applied to the cell stack. The fuel cell further beads(11) has creep-resistance more than that of the electrolyte film and supports the clamping pressure. Each of the beads has particle diameter larger than 5 micrometers but less than thickness of the polymer electrolyte film(1).
Patent KR-20050037749-A (KR)
Inventor: SHIN JAE SEONG
IPC: B60G15/06
Filed: 2003-10-20
Abstract: 본 발명은 상용차의 현가장치에 관한 것으로, 상단부시(21)와 하단부시(14)를 구비하면서 이 하단부시(14)를 관통하여 쇽업소버하단브라켓트(15)의 단부와 결합되는 쇽업소버하단핀(14a)을 중심으로 회동가능하게 장착되는 쇽업소버(9)와, 상기 상단부시(21)를 관통한 쇽업소버상단핀(21a)의 선단에 자유회전이 가능하도록 결합되면서 사이드프레임(4)에 형성된 가이드슬롯(4a)을 따라 구름이동되는 쇽업소버롤러(22)와, 운전석부근의 차체패널(23)에 형성된 시프트홈(23a)을 따라 이동 가능하도록 장착되는 쇽업소버조작수단과, 상기 쇽업소버상단핀(21a)에 일단이 결합되고 상기 쇽업소버조작수단에 타단이 결합되어 이 쇽업소버조작수단의 조작력을 쇽업소버(9)의 상단부로 전달하는 쇽업소버케이블(25)과, 상기 쇽업소버상단핀(21a)에 일단이 결합되고 상기 가이드슬롯(4a)의 내주면에 타단이 결합되어 쇽업소버(9)의 이동에 대해 복원력을 부여하는 탄성부재(26)를 포함하도록 구성되어져, 노면조건 및 적차된 화물의 중량에 따라 운전자의 의지대로 쇽업소버의 설치위치가 가변됨으로써, 탑승자에게 최적의 승차감을 제공할 수 있도록 된 것이다.
Patent KR-20050040262-A (KR)
Inventor: HAN CHANG HUN
IPC: H01L27/146
Filed: 2003-10-28
Abstract: 본 발명의 씨모스 이미지 센서 및 그 제조 방법을 개시한다. 이에 의하면, 반도체 기판의 액티브 영역을 정의하기 위해 상기 반도체 기판의 소자 분리 영역에 소자 분리막을 형성시키고, 단위 화소를 위한 액티브 영역 상에 트랜지스터들의 게이트를 형성시키고, 포토 다이오드를 위한 액티브 영역에 n-형 확산 영역을 형성시키고, 상기 게이트의 측벽에 스페이서를 형성시킴과 아울러 상기 소자 분리막과, 상기 포토 다이오드를 위한 액티브 영역의 가장자리부 상에 보호막을 공통적으로 형성시키고, 상기 포토 다이오드의 n-형 확산 영역 상에 P o 형 확산 영역을 형성시키고, P형 불순물을 임의의 경사 각도로 이온주입시키는 이온주입공정을 이용하여 상기 소자 분리막에 인접한, 포토 다이오드를 위한 액티브 영역의 가장자리부에 P+형 확산 영역을 형성시킨다. 
     따라서, 상기 소자 분리막과 상기 포토 다이오드를 위한 확산 영역의 경계부에서 발생하는 암전류를 저감시킬 수가 있다.
Patent KR-20050043329-A (KR)
Inventor: CHOI YOUNG DONG
IPC: H04B1/38
Filed: 2003-11-06
Abstract: 본 발명은 이동통신 단말기의 액정화면(LCD)에서 출력되는 그림, 사진 및 동영상 등 2D의 영상정보를 3D의 입체영상으로 출력될 수 있도록, 이동통신 단말기의 액정화면을 보호하도록 설치되는 이동통신 단말기용 액정덮개에 있어서, 상기 액정덮개의 일면에는 일정크기의 안착홈을 형성하고, 이 안착홈에는 액정화면으로부터 출력되는 영상정보를 입체영상으로 표시할 수 있도록 구성되는 입체영상표시부가 안착되어 공간감 있고 입체감있는 영상을 구현할 수 있는 이동통신 단말기의 액정덮개를 제공한다.
Patent KR-20050044230-A (KR)
Inventor: LEE TAE LIM
IPC: C02F1/467
Filed: 2003-11-07
Abstract: 본 발명은 상수도, 하수도 및 수영장등 살균제를 필요로 하는 곳에서 현장에서 약품 사용없이 전기화학적 원리를 이용 살균제를 제조 하여 공급하는 시스템에 관한 것이다. 
     더욱 상세히는 제1 전기화학 반응셀 와 제2 전기화학 반응셀를 설치하여 제1 반응기에서는 살균제를 발생하고, 제2 반응기에서는 수영장에 유입된 오염물을 전기분해하여 분해하는 살균제 발생과 오염물을 분해하는 기능을 가지는 전기화학적 시스템에 관한 것이다.
Patent KR-20040041077-A (KR)
Inventor: YAMAUCHI KAZUMI
IPC: G03G21/18
Filed: 2003-11-08
Abstract: PURPOSE: An image forming device, a cartridge, an image forming system and a storage medium for the cartridge are provided to improve the quality of image by compensating the operation condition in using the cartridge. CONSTITUTION: A cartridge is composed of a memory(30), and the memory is contacted to a reading unit(36) and a recording unit(37) of a main assembly in placing the cartridge in an image forming device. A control unit(40) has a calculation unit(43) detecting the rotation period of a photoconductive member and a unit(44) detecting the charge bias applying period. The control unit is connected to a photoconductive drum rotating unit(70) and a record medium size detecting unit(80). The photoconductive member rotating unit is composed of a speed control unit(71) and a driving unit(72) to control the driving speed of the photoconductive drum corresponding to the control signal from the control unit.
Patent KR-20030090580-A (KR)
Inventor: KIM HONG JIN
IPC: H04M3/42
Filed: 2003-11-11
Abstract: PURPOSE: A method for applying virtual numbers to one telephone number and a system thereof are provided to freely use tens and hundreds of telephone numbers by combing a voice recognition technique and a virtual number processing technique with cable, radio, and Internet networks. CONSTITUTION: If a user presses a number(1-100) granted to a subscriber, the call is automatically connected with a communication processor of a service processing system, and the pressed number is transmitted to a virtual number processing database to search for the number granted to the subscriber(1-120). If the number is not registered, an announcement is transmitted(1-122). If registered, an announcement for guiding the user to press or say a virtual number is transmitted(1-101). If the user presses the virtual number, a DTMF(Dual Tone Multi-Frequency) ton processor monitors the time the user presses the virtual number, and sends the pressed number and the monitored time to search for the virtual number recorded by the subscriber(1-103). The virtual number processing data base converts the virtual number into the registered number for transmitting the converted number to the communication processor.
Patent KR-20040044355-A (KR)
Inventor: YAMADA YOSHIKAZU
IPC: F02B75/04
Filed: 2003-11-18
Abstract: PURPOSE: A variable stroke engine is provided to reduce a fuel consumption ratio regardless of the rise and fall of engine load while promoting reduction of the fuel consumption ratio when the engine is in a low-load state. CONSTITUTION: A variable stroke engine has a connecting rod(64) having one end connected to a piston(38) through a piston pin(63); a sub arm(68) having one end rotatably connected to the other end of the connecting rod and connected to a crankshaft(27) through a crank pin(65); and a control rod(69) having one end connected to the sub arm at a position standoff from the connection position of the connecting rod. The support position of the other end of the control rod is displaced within a plane perpendicular to an axis of the crankshaft. The variable stroke engine includes a switching unit(88) switching a high-expansion state making a stroke of the piston in an expansion stroke greater than a stroke in a compression stroke when engine load is high, and a state making a compression ratio uniform when the engine load is low.
Patent KR-20050050770-A (KR)
Inventor: KIM SEONG KYU
IPC: B62D6/00
Filed: 2003-11-26
Abstract: 본 발명은 차량용 능동조향장치에 관한 것으로, 토오크 센서와, 차속 센서와, 조향각 센서와, 상기 토오크 센서, 차속 센서, 조향각 센서에서 각각 검출된 정보로부터 목표전류를 설정하는 목표전류 연산부와, 조향 보조력을 발생시키는 모터와, 모터에 흐르는 실제전류를 검출하는 전류 검출부와, 모터에 인가되는 전류를 제어하는 전류 제어부로 구성된 차량용 능동조향장치에 있어서, 차량의 실제 거동을 판단하기 위한 실제 요레이트 값을 측정하는 요레이트 센서와, 차량의 목표 거동을 추정하기 위한 목표 요레이트 값을 결정하는 목표 요레이트 연산부와 실제 요레이트 값과 목표 요레이트 값의 차를 구하는 제1 감산기 및 제1 감산기에서 구해진 차이에 따라 차량의 거동을 보정하기 위한 조향 보조력을 얻기 위해 모터의 제어전류를 연산하는 제어전류 연산부로 구성된 능동조향 제어부와, 목표전류 연산부에서 설정된 목표전류와 제어전류 연산부에서 연산된 제어전류의 차를 구하는 제2 감산기와, 제2 감산기에서 구해진 차와 실제전류의 차를 구하여 전류 제어부로 출력하는 제3 감산기를 더 포함하여 이루어지는 것을 특징으로 한다.
Patent KR-20050050829-A (KR)
Inventor: KIM SANG CHOON
IPC: H04B7/08
Filed: 2003-11-26
Abstract: 본 발명은 통신 시스템에 있어서, 특히 코드분할다중접속(CDMA) 방식의 통신 시스템에서 안테나의 빔을 형성하는 방법과 그 빔형성을 위한 장치에 관한 것으로, 다중경로 환경에서 수신기가 자신이 가지는 또는 계산한 정보만을 사용하여 하향링크 빔형성 가중치 벡터를 보다 간단히 계산하도록 해주는 안테나의 빔형성 방법 및 그를 위한 장치를 제공한다.
Patent KR-20050054134-A (KR)
Inventor: KIM MIN HEE
IPC: H02M3/06
Filed: 2003-12-04
Abstract: 본 발명의 전압 제어 장치는, 제어 라인을 통하여 최초에 설계된 전압 뿐 아니라 새로운 레벨의 전압을 출력할 수 있도록 함으로써, 적응성을 향상시킬 수 있는 전압 제어 장치를 제공하는데 그 목적이 있다. 
     상기 목적을 달성하기 위하여 본 발명은, 입력전압을 인가받아 기준 전압에 의해 조정하고, 조정된 전압을 출력 전압으로서 인가하는 레귤레이터; 제어 전압에 따라 다른 상기 기준 전압을 생성하고, 상기 레귤레이터로부터 상기 출력 전압을 인가받아 상기 출력 전압의 레벨을 유지한 채로 전달하는 가변 전압 안정부; 및 제1 논리 단계, 제2 논리 단계 및 하이 지 상태 중 어느 하나인 상기 제어 전압을 생성하는 제어부를 포함한다.