baber/WOPTO huggingface dataset:
Patent KR-20030030666-A (KR)
Inventor: SEO JONG WON
IPC: C25D17/00
Filed: 2001-10-12
Abstract: PURPOSE: A weak electrolyte filter is provided which removes impurities such as copper, zinc, and organic or inorganic matter mixed into plating material by electrolytic filtering process, enabling pure metal constituents to be plated according to removal of the impurities, and performs plating accurately and smoothly. CONSTITUTION: In filtering metal plating materials such as nickel by installing a magnet pump(2) at the lower part of a filtering tank(1), forming an inlet(3) at one side of the lower part of the filtering tank(1), forming an outlet at one side of the upper part of the filtering tank(1), and installing a plural fibrous filters(5) inside the filtering tank(1), the weak electrolyte filter is characterized in that the filters(5) installed inside the filtering tank(1) are fastened by a fastener, a titanium anode(7) is formed on the inner circumferential part of the filtering tank(1), a plurality of cathode rods(9) of stainless steel mesh are installed at a location adjacent to the anode(7) on a cover(8) installed on the upper part of the filtering tank(1), and filtering operation is performed by connecting the plurality of cathode rods(9) to a rectifier, thereby performing electrical electrolysis between the anode(7) and cathode rods(9), wherein an exfoliation tank in which exfoliated anode is contained is installed at one side of the filtering tank(1), the cover(8) on which the cathode rods(9) are installed is installed at the exfoliation tank so that metallic impurities adhered to the cathode rods(9) are exfoliated.
Patent KR-20030034919-A (KR)
Title: An auto exchanging method and device of an wind reel for semiconductor carrier tape
Inventor: KANG YEONG GUK
IPC: B65H19/22
Filed: 2001-10-29
Abstract: PURPOSE: A method for automatically replacing a carrier tape reel and a device thereof are provided to reduce man-hour and the replacing times of reels by storing a plurality of empty reels and reels in a reel case, to keep other reel charged in a winding device continuing take-up motions while the reel is replaced with opening the reel case, and to exactly wind up and replace reels as a plurality of sensors detect each working process. CONSTITUTION: When an empty reel and a reel(9) are inserted in a reel case(20) opened by hydraulic pressure, the empty reel is charged with a winding device as a cross-slide(31) supports the empty reel. The winding device charged with the empty reel moves the empty reel to a working position and takes up a carrier tape. The reel completely wound up is discharged to a discharging rod(23) and stored.
Patent KR-20030034923-A (KR)
Title: Motion vector estimation method and apparatus thereof
Inventor: CHOI JEONG HWA
IPC: H04N7/26
Filed: 2001-10-29
Abstract: PURPOSE: A motion vector estimating method and an apparatus suitable for the method are provided to reduce a period of time required for calculating motion vectors and processing time of a motion-picture encoder. CONSTITUTION: The (K-1)th frame and the Kth frame are divided into blocks having NxN pixels(202), and the blocks are transformed through discrete cosine transform or wavelet transform. A search region(206) with the size of WxW (W>N) is decided in the (K-1)th frame, NxN block(204) having optimum similarity for NxN block in the Kth frame is found in the search region of the (K-1)th frame, and displacement in this case is calculated to estimate a motion vector. A block-based motion vector estimator includes a transformer for dividing the (K-1)th frame and the Kth frame into blocks having NxN pixels and transforming the blocks through DCT or wavelet transform, and a frame memory for storing the transform result of the (K-1)th frame. The estimator further includes a motion estimator for receiving the transformed blocks of the Kth frame, deciding the search region with the size of WxW (W>N) in the (K-1)th frame stored in the frame memory, finding NxN block having optimum similarity for NxN block in the Kth frame in the search region of the (K-1)th frame, and calculating displacement in this case to estimate a motion vector.
Patent KR-20030037065-A (KR)
Inventor: CHOI IL HEUNG
IPC: H01L21/82
Filed: 2001-11-02
Abstract: PURPOSE: A semiconductor device having fuse circuitry on a cell area is provided to increase integration of a semiconductor memory chip by transferring the fuse circuitry to the cell area, and to improve a focus problem in a laser repair process by redistributing the fuse circuitry under a passivation layer to a place on the passivation layer. CONSTITUTION: A semiconductor substrate(100) is prepared. The cell area(122) is formed on the semiconductor substrate. A peripheral area is formed in an area on the semiconductor substrate different from the cell area. The fuse circuitry(116) is formed on the cell area. The fuse circuitry is formed in the same plane as a pad redistribution pattern(110) on the cell area.
Patent KR-20020007250-A (KR)
Inventor: CHOI JAE SEUNG
IPC: B29C67/24
Filed: 2001-11-02
Abstract: PURPOSE: A manufacturing method of a vessel using starch is provided to obtain strong vessels like bricks by mixing starch with a natural bonding agent having strong adhesion such as seaweeds. CONSTITUTION: Sweet potatoes or potatoes are ground and dipped into water. Starch is obtained from the sunken part of the ground sweet potatoes or potatoes in the bottom. The starch is dried into powder. Seaweeds are boiled to obtain an adhesive agent. The sampled material of seaweeds is mixed with the starch powder at a specific ratio. The dough is pressed by a machine such as a press and then dried again. Thereby, a disposable vessel is produced. The starch vessel is broken easily like cookies when the starch vessel is dried. If the starch is mixed with the natural adhesive agent of seaweeds, the vessel becomes strong like bricks.
Patent KR-20030037653-A (KR)
Title: Compacted electrodeless lighting system
Inventor: CHOI JUN SIK
IPC: H01J61/52
Filed: 2001-11-07
Abstract: PURPOSE: A miniature electrodeless lighting system is provided to be capable of minimizing a luminous portion by separating the parts which are not required for emitting light from the luminous portion, and by preventing a bulb or a resonator from corroding due to dust. CONSTITUTION: A high voltage generator(102) and a magnetron(103) for generating heat are arranged in an auxiliary case(101) with a cooling pan(104). A bulb(108), a resonator(110) and a waveguide(106) which are required for emitting light are arranged in a main case(105) separated from the auxiliary case. Therefore, it is possible to arrange only the parts for emitting light in a place for arranging a lighting system. Air ventilated from the cooling pan is excluded from the parts for emitting light.
Patent KR-20020036739-A (KR)
Inventor: KOSHITAKA TOSHIAKI
IPC: G03F1/42
Filed: 2001-11-09
Abstract: PURPOSE: To provide alignment marks which improve the alignment of wafers with high accuracy. CONSTITUTION: The alignment marks used for alignment of the wafers have slit patterns lined up with plural slits and dot patterns lined up with plural dots in the longitudinal direction of the slits in the outer regions of the slits at both ends.
Patent KR-20030042513-A (KR)
Inventor: KANG HO GYUN
IPC: G01C19/00
Filed: 2001-11-23
Abstract: PURPOSE: A gyro constraint circuit is provided to match an optical axis of a gyro with a mechanical centering axis of a flying object even if a launching unit of the flying object is moved. CONSTITUTION: A gyro constraint circuit includes a visual coil, a spin coil, a first inverting amplifier(110), a second inverting amplifier(120), a first high-band filter(130), a wide-band filter(140), a low band filter(150), a second high band filter(160), a buffer(170), a third inverting amplifier(180), a non-inverting power amplifier(190), an inverting power amplifier(200). The visual coil detects an offset angle between an optical axis of a gyro and a mechanical centering axis of a flying object. First and second coils are sequentially installed at an inner peripheral portion of a driving coil block in order to restrict the gyro according to signals outputted from the non-inverting power amplifier(190) and the inverting power amplifier(200).
Patent KR-20030043000-A (KR)
Title: Electric arc holder for electric furnace
Inventor: BAEK HYEON TAEK
IPC: F27B3/10
Filed: 2001-11-26
Abstract: PURPOSE: An electrode holder for electric furnace is provided to rigidly stably clamp an electrode so as to prevent the electrode from being damaged by dropping down, resulting in prevention of facility accident, increase of productivity, and operator's safety. CONSTITUTION: The electrode holder for electric furnace comprises a body(520) mounted on an opposite side of a piston to which a clamping ring is connected, the body having a round passage hole formed inside; an air line(503) for spraying compressed air into the body(520); a jaw(510) inserted into an inlet of the body and having five teeth protruded at a front side, a barrel protruded rearward and threaded therearound, and having a central passage hole penetrating front and rear sides; a connection rod(530) of which front end is connected to a rear side of the jaw so as to be inserted into the body and rear side is tapered rearward and inserted through the air passage hole; a piston(540) inserted into the body, of which front end portion is tapered correspondingly to the tapered portion of the connection rod and having a passage hole in order for the air to flow therethrough; a cover(560) installed at the rear portion of the piston and sealed at the rear side of the body and having a passage hole at the center for supplying the air; and a plate spring(550) installed between the cover and the piston.
Patent KR-20030044563-A (KR)
Title: BPM System for Organic waste Landfill
Inventor: YOO HO WON
IPC: B09B1/00
Filed: 2001-11-30
Abstract: PURPOSE: A BPM (biological mechanical pretreatment) system for efficiently disposing organic waste is provided to prevent generation of noxious gases by forming aerobic decomposition environment inside organic waste digestion tank and shorten recycling period of the organic waste digestion tank by promptly decomposing high concentration organic waste. CONSTITUTION: The BPM system for efficiently disposing organic waste comprises an organic waste digestion tank(50) formed in a container shape to store waste; an air inflow means comprising an air inflow pipe(72) installed so that it penetrates one surface of the organic waste digestion tank, and a plurality of inflow porous pipes(73) connected to the air inflow pipe and positioned inside the organic waste digestion tank so that an external air is uniformly permeated into waste inside the digestion tank through the air inflow pipe and inflow porous pipes; and a gas exhaust means in which a gas exhaust pipe(62) is installed so that it penetrates the other surface of the digestion tank, one end part of the gas exhaust pipe is positioned at the upper part of the inner side of the digestion tank, an exhaust fan(61) is connected to the other end part of the gas exhaust pipe in the state that the gas exhaust pipe is positioned at the outer side of the digestion tank so that gas generated from the waste inside the digestion tank is emitted to the outside through the gas exhaust pipe by operation of the exhaust fan.
Patent KR-20020055365-A (KR)
Inventor: GOTOH YASUKO
IPC: G03F1/70
Filed: 2001-12-04
Abstract: PURPOSE: To provide photomasks optimum for developing a wide variety of small-lot semiconductor devices in a short time and producing these at a low cost. CONSTITUTION: The light shielding body pattern 2 of a photomask M is formed by incorporating a particulate material such as carbon into an organic film such as a photoresist film. The pattern is transferred to a photoresist 6 on a semiconductor wafer 5 by reduced projection exposure using the photomask M. In this exposure, light for exposure in a wide wavelength range, e.g. i-line, KrF excimer laser light or ArF excimer laser light can be selected as light 3 for exposure.
Patent KR-20030048753-A (KR)
Title: Synchronizing apparatus of manual transmission
Inventor: SON JIN HUI
IPC: F16H3/00
Filed: 2001-12-13
Abstract: PURPOSE: A synchronizer of a manual transmission is provided to prevent rattling noise caused by colliding with gear teeth of a speed gear and a gear for a gear level of an output shaft by constraining the fine movements of the speed gear in the speed gear idling because an elastic device having a predetermined elastic force pushes the speed gear to one direction. CONSTITUTION: A synchronizer of a manual transmission is composed of a hub gear(24) fixed to an input shaft(22) of the transmission, a sleeve(26) engaged to an outer peripheral surface of the hub gear to move in an axial direction, a synchronizer ring(28) receiving an axial action force in the sleeve moving, a clutch gear(30) selectively engaged with the sleeve after friction-acting with the synchronizer ring, a speed gear(32) integrally formed with the clutch gear and engaged with each gear of a gear level of an output shaft in a constant gear ratio, and an elastic member(34) constraining the axial fine movements of the speed gear in the speed gear idling.
Patent KR-20030050922-A (KR)
Title: Device for preventing leakage of microwave in heater portion for microwave oven
Inventor: CHOI MU YEON
IPC: F24C7/06
Filed: 2001-12-19
Abstract: PURPOSE: A device for preventing the leakage of microwaves in the heater part of a microwave oven is provided to completely prevent the leakage of microwaves in the heater part by using windows and to secure the ventilation between a heater cover and an air tunnel. CONSTITUTION: A heater(22) is installed on the upper face of a heating chamber of a microwave oven. A heater cover(30) is installed, while both terminal portions of the heater are protruded outward. An air tunnel(50) has plural windows(52,57) covering the heater cover. The size of the window is less than one fourth of the wave length of a microwave. With the covers, the microwaves leaking from the heater cover are shut off.
Patent KR-20030051080-A (KR)
Title: Apparatus and method for data communication
Inventor: HWANG JEONG SU
IPC: G06F13/38
Filed: 2001-12-20
Abstract: PURPOSE: A device and method for a data communication is provided to use a processor effectively by executing a 232C communication with many nodes using one processor and to reduce a prime cost by restricting the number of processors although the number of nodes which request the 232C communication is increased. CONSTITUTION: A buffer unit(13) stores data being transmitted from many nodes(14) and outputs a transmission requesting signal according to data amount. A control unit(12) receives the transmission requesting signal and outputs an interrupt signal for informing data to be processed. A processor(11) receives an interrupt signal of the control unit(12), outputs a control signal for using a bus line, receives data through the bus line, and processes the data.
Patent KR-20020052973-A (KR)
Inventor: HONMA KOJI
IPC: G06Q10/00
Filed: 2001-12-24
Abstract: PURPOSE: A home delivery system utilizing a network and a various service request accept processing method are provided to accept the reservation for utilizing home delivery service on the Web to provide speedy and high quality home delivery service. CONSTITUTION: A Web server(1) receives a cargo collection request, a redelivery request, and a delivery date change request irrespective of business hours. The web server(1) receiving these requests retrieves automatically and transmits these request information directly to a physical distribution base server(8) in charge and a terminal unit(9) of a delivery person in charge. The system is constituted such that the web server(1) transmits delivery desire date to a user terminal unit(11) of destination e-mail address through the Internet based on the cargo collection request information and the person who receives the delivery desire date can transmit the delivery date change request to the web server(1).
Patent KR-20030056002-A (KR)
Title: Circuit for generating column selection line signal for synchronous semiconductor memory device
Inventor: JANG TAE SEONG
IPC: G11C8/08
Filed: 2001-12-27
Abstract: PURPOSE: A circuit for generating the column selection line signal of a synchronous semiconductor memory device is provided to generate an effective column selection line signal when an effective inner column address is applied thereto although an invalid column selection line signal is enabled. CONSTITUTION: A circuit(200) for generating the column selection line signal of a synchronous semiconductor memory device includes a first column decoding circuit(210), a second column decoding circuit(230) and a driving circuit(250). In the circuit(200), the first column decoding circuit(210) generates a plurality of first decoding column addresses by decoding the plurality of first inner column addresses in response to the control signal. The second column decoding circuit(230) generates a plurality of second decoding column addresses by decoding the plurality of second inner column addresses in response to the control signal. And, the driving circuit(250) generates a plurality of column selection line signals in response to the first and the second decoding column addresses.
Patent KR-20030056211-A (KR)
Title: via hole rinsing method of semiconductor device
Inventor: KIM JAE HUI
IPC: H01L21/304
Filed: 2001-12-27
Abstract: PURPOSE: A method for rinsing a via hole of a semiconductor device is provided to be capable of preventing the damage of a metal arc while rinsing the via hole. CONSTITUTION: Deionized water is sprayed onto the surface of a semiconductor device having a plurality of via holes while rotating the semiconductor device at the speed of about 150-250 RPM(S1). Nitrogen gas is then sprayed onto the surface of the semiconductor device while rotating the semiconductor device at the speed of about 600 RPM, or higher(S2). The nitrogen gas is sequentially sprayed onto the surface of the semiconductor device while rotating the semiconductor device at the speed of about 100-250 RPM(S3). Preferably, the three-step process is repeatedly carried out until the semiconductor device is completely cleaned.
Patent KR-20030058443-A (KR)
Title: Apparatus for measuring horizontality of sla and height of photopolymer
Inventor: CHO DONG U
IPC: G01B11/00
Filed: 2001-12-31
Abstract: PURPOSE: A device for measuring the horizon of an SLA(Stereo Lithography Apparatus) and the height of a photo-resist is provided to measure the height of the photo-resist and the horizon of the SLA by using a semiconductor laser, two reflecting mirrors and an optical detector. CONSTITUTION: A laser(100) generates light. A first reflecting mirror(110) projects the generated light to a focusing lens(112) vertically. A second reflecting mirror(111) projects the projected light from a focus(114) through the focusing lens horizontally by reflecting through a photo-resist(113) and the focusing lens. An optical detector(116) outputs different electric signals according to the position of the projected light in a detecting unit by dividing more than one detecting units and measures the horizon of the SLA and the height of the photo-resist according to the positions of the projected light. A measuring unit(117) measures the horizon of the SLA and the height of the photo-resist by measuring the electric signals and the strength of the projected light. Thereby, the focusing distance and the horizon are fixed by adjusting the position of the photo-resist according to the exact measurement.
Patent KR-20010086001-A (KR)
IPC: A47G19/00
Filed: 1999-11-03
Abstract: 음식 용기(10)는 제 1 사용자 지향 표면(11)과 반대되는 제 2 표면(12)을 갖는다.  적어도 하나의 내절단성 외장(32)이 제 1 표면(11)에 나란하며 바람직하게는 그와 일치된다.  외장(32)은 미립자 물질(34)을 포함한다.  외장(32)은 클레이가 없거나 또는 대안적으로 수지가 없다.  미립자 물질(34)은 적어도 5 미크론의 입자 크기와 적어도 3의 모어 경도를 갖는 입자를 포함하는 것이 바람직하다.
Patent KR-20020015304-A (KR)
Title: 프린터 또는 라미네이터와 공급물간의 통신을 위한 방법및 장치
IPC: B41J35/36
Filed: 2000-01-21
Abstract: 기판(180) 상에 인쇄하기 위한 프린터(120)는 인쇄 중에 기판(180)을 확보하도록 구성된 기판 공급 매커니즘(186)과, 기판(180) 상에 인쇄하도록 구성된 프린트 매커니즘(124)을 포함한다. 송수신기(140)는 비물리적인 링크를 통해 전력을 프린터 공급물(144)에 있는 무선 주파수(RF) 회로(142)에 전달함으로써 RF 회로(142)에 전력을 공급하도록 구성된다. 송수신기(140)는 또한 이에 응답하여 RF 회로(142)로부터 비물리적인 링크를 통해 프린터 공급물 데이터를 수신한다.
Patent KR-20020003194-A (KR)
IPC: H04L1/18
Filed: 2000-02-11
Abstract: 본 발명은 각각의 데이터 유닛을 분석하는 것보다 그룹 또는 블록에서의 복수의 데이터 유닛을 분석함으로써 데이터 통신의 신뢰성을 개선시킨다. 예를 들어, 송신기가 수신기로 폴링 요구를 송신하는 것을 원하거나 필요로 하는 시간에, 그룹으로서 송출을 위해 사용 가능한 하나 이상의 데이터 유닛이 있을 수 있다. 이러한 그룹에서의 데이터 유닛의 모든 폴링 필드는 폴링 요구를 나타내도록 설정된다. 수신기가 데이터 유닛의 이러한 그룹을 수신할 때, 그룹에서의 적어도 하나의 수신된 데이터 유닛의 폴링 필드가 폴링 요구를 나타내는 경우에, 수신기는 송신기로 요구된 상태 정보를 송신한다. 또한, 그룹에서의 복수의 데이터 유닛의 폴링 필드가 폴링 요구를 나타내는 경우에, 수신기는 요구된 상태 정보를 1회만 송신한다.
Patent KR-20020022640-A (KR)
IPC: G06F1/00
Filed: 1999-12-29
Abstract: 디지털 오디오 및/또는 비주얼 콘텐츠(210)의 안전한 스트리밍을 위한 방법 및 장치가 설명된다.  디지털 콘텐츠에 대응하는 인증 데이터(210)가 수신된다.  적어도 부분적으로는 인증 데이터를 기초로 재생장치(230)가 디지털 콘텐츠(210)를 재생하도록 인증되었는지를 결정하기 위한 체크가 수행된다.  인증된 경우에는 디지털 콘텐츠(210)의 부분들을 나타내는 데이터 스트림이 재생된다.  한 실시예에서, 디지털 콘텐츠(210)의 스트림 부분들은 간헐적으로 인증을 위해 체크된다.
Patent KR-20010112308-A (KR)
IPC: C22C38/00
Filed: 2000-03-08
Abstract: 본 발명은, 코일내에서 균일하고 우수한 에칭성, 프레스성형성을 갖는 섀도우 마스크용 소재, 그 제조방법, 그 냉연강판을 사용한 섀도우 마스크, 및 그 섀도우 마스크를 조합한 수상관을 제공하는 것을 목적으로 한다.     이 때문에, 본 발명의 섀도우 마스크용 소재의 성분은, C ≤0.0008 중량%, Si ≤0.03 중량%, Mn : 0.1 ∼ O.5 중량%, P ≤0.02 중량%, S ≤0.02 중량%, Al : 0.01 ∼ 0.07 중량%, N ≤0.0030 중량%, B : 5 ppm ≤B-11/14 ×N ≤30 ppm 의 관계로 함유되어 있고, 잔부가 Fe 및 불가피적 불순물로 이루어진다.
Patent KR-20020007344-A (KR)
Title: 조작에 대해 안전한 집적 회로
IPC: H03K19/003
Filed: 2000-03-01
Abstract: 본 발명은 집적 회로에 관한 것이며, 상기 회로에서 보호될 정보를 갖는 회로가 차폐면에 의해 커버되며, 상기 평면에서 네트워크는 다수의 노드로 형성된다.  노드의 일부는 목표값 실제값 비교를 위한 수단에 연결된다.  상기 수단에 의해 각각의 노드가 특징적인 출력 전류를 근거로 하여 테스트된다.  특징적인 출력 전류와의 편차는 회로 내에 저장된, 조작 또는 분석으로부터 보호될 정보의 변화를 야기한다.
Patent KR-20010113788-A (KR)
Title: Electronic device
IPC: H03H7/01
Filed: 2001-01-24
Abstract: An electronic device having a resonance frequency with a margin of error sufficiently small for high frequency applications. The electronic device includes a first capacitor electrode in a first electrically conducting layer, a dielectric including a layer of dielectric material and a distinct electrically insulating material, and a second capacitor electrode in a second electrically conducting layer.
Patent KR-20020008193-A (KR)
Title: Protective gas shield apparatus
IPC: C23C16/455
Filed: 2000-05-19
Abstract: A gas shield assembly for protecting an exposed surface of an injector in a chemical vapor deposition system. The shield assembly includes a back wall which supports perforated sheets to define a plenum. The sheets are held in place by endcaps. A conduit delivers gas to the plenum. The conduit includes a stretch extending along the back wall and has a bend adjacent the ends of the back wall. The conduit includes perforations along the stretch and at the bends to provide substantially uniform flow of gas into the plenum and the ends.
Patent KR-20020020908-A (KR)
IPC: H01L21/02
Filed: 2000-06-09
Abstract: 본 발명은 규소 기판을 구비하고, 그 규소 기판 상에는 하부 전극, 상부 전극, 및 그 사이에 놓이는 유전체 층, 특히 강유전성 재료로 이뤄지는 유전체 층을 구비한 하나 이상의 메모리 커패시터가 배치되며, 하부 전극이 장벽 층, 특히 확산 장벽으로 이뤄지거나 Ir, IrO 2 , IrO로 된 접착 층과 조합된 확산 장벽의 샌드위치로 이뤄지는 장벽 층에 의해 규소 기판으로부터 분리되는 반도체 메모리 소자, 특히 DRAM 또는 FeRAM을 제조하는 방법에 관한 것이다.  메모리 커패시터를 부착하기 전에 경질 마스크, 특히 SiO2, SiN, SiON으로 이뤄지는 경질 마스크에 의해 장벽 층을 패터닝하고, 패터닝 후에 남겨진 마스크 층을 제거하여 패터닝된 장벽 층을 노출시킨다.  본 발명에 따르면, 패터닝된 장벽 층을 그 장벽 층 상에 남겨진 마스크 층의 제거 전에 CVD(화학 증착 또는 화학 기상 침착)에 의해 SiO 2 중에 매립하고, 남겨진 마스크 층을 SiO 2 매립물과 함께 SiO 2 -CMP(화학 기계적 연마) 공정에 의해 장벽 층의 표면으로부터 제거한다.
Patent KR-20020013940-A (KR)
IPC: H03H7/42
Filed: 2000-07-10
Abstract: 본 발명은 평형 입력 신호를 불평형 신호로 변형하는 수단 및 임피던스를 변화시키는 수단을 포함하는 발룬 회로에 관한 것이다. 발룬 입력 신호를 불평형 출력 신호로 변형하는 수단는 λ/2 도파관(30)이다. λ/2 도파관(30)의 제 1 측면은 발룬 회로의 제 2 포트(P2)에 접속되지만, λ/2 도파관(30)의 제 2 측면은 발룬 회로의 제 3 포트(P3)에 접속된다. 임피던스 변화 수단은 제 1 측면이 λ/2 도파관(30)의 제 2 측면에 접속되고 제 2 측면이 발룬 회로의 제 1 포트(P1)에 접속되는 λ/4 도파관(40)이다.