baber/WOPTO huggingface dataset:
Patent KR-20020025493-A (KR)
Title: A method of providing product information using the internet
Inventor: LEE JEONG GWAN
IPC: G06Q99/00
Filed: 2000-09-29
Abstract: PURPOSE: A method for providing product information is provided to offer various information corresponding to a purchase product and to check the purchase product through the Internet. CONSTITUTION: If a client selects an after-service menu through a mouse(S23), a selection signal is transmitted to a web server. The web server provides inputted information to a service server, and the service server registers provided information in a service acceptance database for accepting after-service request items to the corresponding client(S24). The web server fetches window data including self-check information and repair information from the service server and transmits the fetched window data to a corresponding client PC(S25). The service server connects to a PC of a professional A/S personnel to be capable of chatting through the client PC, the internet network, and the web server(S26). The client requests a visiting repair using the client PC(S27). The service server receives the visiting repair request through the web server and registers the visiting repair request, and a manager for operating the service server dispatches the A/S personnel to the corresponding client. If the client clicks a selection menu corresponding to a use method to a possessed product(S29), and a selection menu click signal is transmitted to the web server. The web server provides inputted information to the service server, and the service server registers provided information in the service acceptance database(S30). The web server fetches window data having information to possession product use inquiry and transmits fetched window data to the corresponding client PC(S31).
Patent KR-20010000456-A (KR)
Inventor: HONG SU WON
IPC: H01Q1/24
Filed: 2000-09-30
Abstract: PURPOSE: An antenna for a mobile telephone to reduce SAR is provided to minimize the effect to a human body by applying two helix antennas with power signals having same power and opposite phase. CONSTITUTION: Two helix antennas(100) are installed with a distance in the width direction in a mobile telephone where helixes are wound in the same direction. Phase control means is coupled to the helix antennas(100), and controls each of the helix antennas(100) to be applied with signals having opposite phase. A λ/2 delay line or phase transistor is used to cause a current is applied to the helix antennas(100) with a phase difference of λ/2 and thus SAR can be reduced. Radiation of a magnetic wave is minimized along the longitudinal direction of the mobile telephone and enlarged along the transverse direction or the width direction of the mobile telephone.
Patent KR-20020027797-A (KR)
Title: Apparatus and method for detecting transmitting rate of turbo decoder
Inventor: CHOI SUN JAE
IPC: H04L1/00
Filed: 2000-10-05
Abstract: PURPOSE: An apparatus and method for detecting a transmission rate of a turbo decoder is provided to adjust the number of turbo-decoding repetition in case of detecting a transmission speed of turbo-coded data. CONSTITUTION: A decoder(101) variably decodes a received signal according to a selected transmission speed. A CRC(Cyclic Redundancy Code) detector(109) extracts CRC data from the output of the decoder(101). A decoding state measurer(111) determines the number of repetition for executing the decoding from the output data of the decoder(101). A controller(113) determines the number of decoded times of the decoder(101) as an initial minimum value, changes the number of decoding according to the output of the decoding state measurer(111), checks the CRC data, judges a speed of the transmitted data, and determines a kind of the decoded data. A speed value determiner(115) determines a decoding speed value of the decoder(101) by the control of the controller(113).
Patent KR-20020028578-A (KR)
Title: Method of displaying and evaluating motion data using in motion game apparatus
Inventor: KIM JEONG HYEON
IPC: A63F13/10
Filed: 2000-10-11
Abstract: PURPOSE: A motion data display method and an evaluation method of a motion game apparatus are provided to evaluate the motion of a gamer imitating the motion of a dancer in real time. CONSTITUTION: The evaluation method of a motion game apparatus comprises steps of; calculating a reference sensor position value to be detected when a gamer accurately imitates the motion of an original dancer according to the motion data of the original dancer; calculating a sensor position value per each camera; setting a target area per camera having a constant range about the sensor position value; and determining whether a sensor of the gamer is detected within the target area.
Patent KR-20010000741-A (KR)
Inventor: LEE HYE JIN
IPC: A23L2/00
Filed: 2000-10-17
Abstract: PURPOSE: A health drink composition for infants containing calcium, red beet helping blood production and bowel movement, DHA(Docosahexaenoic acid) and taurine is provided to improve physical health of the infants with a sweet taste. CONSTITUTION: The drink composition is produced by the following steps: (i) getting a basic drink solution by adding 0.035wt% of water-soluble calcium, 0.1wt% of taurine, 0.01wt% of Vitamin D3 and C, 5.0wt% of Oligosaccharide, 3.0wt% of liquid fructose, and 0.04wt% of citric acid to refined water; (ii) mixing 10ml of DHA with 3g of β -Cyclodextrin and 500ml of refined water and centrifuging the clear mixture; (iii) stirring the basic drink solution, 0.4wt% of red beet juice and 0.3wt% of the clear mixture together with 0.2wt% of strawberry flavor and refined water for 30-40min; and then (iv) instant pasteurizing the last mixed solution at 87-95 deg.C and filling up, sealing and freezing.
Patent KR-20010000774-A (KR)
Inventor: PARK YONG KOOK
IPC: G06F17/00
Filed: 2000-10-18
Abstract: PURPOSE: A method for generating divided object windows is provided to generate three-dimensional or two-dimensional types of divided object windows, based on an exclusive or non-exclusive web browser, and to utilize the internet effectively through providing various object windows and value added services. CONSTITUTION: A Java applet that was downloaded to a web browser(20) from a web server(26) is a Java application program. It operates only in an applet viewer or a web browser. JSP(Java Server Page)(23, 25) in the web server(26) is located in a web server(26), and transmits the dynamic data that are changed according to the request of the client's web browser. There are two JSP. One JSP(23) downloads the dynamic data, stored in databases(31, 33, 35), from the web server to the web browser. Another JSP(25) uploads so that the user can communicate with a server socket(28) through a client socket(24), and insert the dynamic data to databases(31, 33, 35). JDBC driver(29) in JSP provides the interface with database engines.
Patent KR-20020036478-A (KR)
Title: Micro wave oven including camera
Inventor: PARK HONG JUN
IPC: F24C7/08
Filed: 2000-11-10
Abstract: PURPOSE: A microwave oven with camera is provided to make the cooking conditions to be checked at a distant place so that being remote-controlled. CONSTITUTION: A microwave oven with camera comprises an input part(310) receiving information from a user, an image pickup unit(321) picking up images of a cooking chamber of the microwave oven, a communication unit(331) receiving and transmitting information including the pickup image by the image pickup unit from and to an outer equipment, a control part(340) controlling the operation of the microwave oven according to the information inputted to the input part and received from the communication unit, and a memory part(360) updating and storing information received from the communication unit.
Patent KR-20020036636-A (KR)
Title: Agricultural sheet
Inventor: PARK JAE HYUN
IPC: D04H3/14
Filed: 2000-11-10
Abstract: PURPOSE: Provided is non-woven fabric for agriculture which is characterized by flowing air smoothly, controlling growth of weeds, preventing acidification of soil, transmitting light and maintaining suitable strength. CONSTITUTION: The non-woven fabric for agriculture is obtained by a process containing the steps of: dispersing about 2-3denier of synthetic fiber filament yarn on equal density on flat and wide; and then thermo-compressing to emboss on both sides. Density of the non-woven fabric is about 55-65g/m¬2. The non-woven fabric has about 0.3-0.6mm in thickness.
Patent KR-20010051719-A (KR)
Inventor: ARAI NORIKAZU
IPC: G11B7/135
Filed: 2000-11-16
Abstract: PURPOSE: An objective for an optical pickup device is provided to secure sufficient performance even against temperature variation in use environment as an objective for recording and reproducing optical information recording media made of resin materials. CONSTITUTION: An objective for an optical pickup device corrects an on-axis spherical aberration variation quantity due to ambient temperature variation by a base surface(included surface with diffraction pattern) and corrects a spherical aberration by a diffracting surface provided on at least one surface to suppress variation in on-axis spherical aberration due to refractive index variation accompanying temperature variation as a defect of a resin-made lens.
Patent KR-20020039740-A (KR)
Title: Bonding glass for fixing magnetic head
Inventor: CHO UN JO
IPC: G11B5/127
Filed: 2000-11-22
Abstract: PURPOSE: A junction glass for fixing a magnetic head is provided to have a thermal expansion coefficient similar to ferrite, have a junction temperature under 450 °C to be lower than a softening point of a gap junction glass, and to prevent the generation of recrystallization upon heat processing. CONSTITUTION: A junction glass has a low fusion point and is used for fixing a magnetic head at a temperature under 450 °C. An MIG(Metal-In-Gap) type magnetic head core is coupled to a gap of a top shield that is composed of ferrite and CaTiO3, wherein a metal magnetic thin film is formed in a gap of a pair of ferrite cores and a gap junction glass is used for coupling the gap to form the magnetic head core by mutually coupling the ferrite cores. And the junction glass for fixing the magnetic head consists of, in percentage, PbO 50-90%, B2 O3 5-20%. ZnO 0-15%, Cu2 O 0-10%, Bi2 O3 0-5%. and SiO2 0-5%.
Patent KR-20020041162-A (KR)
Title: Enzyme Complex Containing Pancreatin, Betaine·Hydrochloride and Dicalcium Phosphate
Inventor: HAN IN KYU
IPC: A61K38/43
Filed: 2000-11-27
Abstract: PURPOSE: A complex enzyme composition containing pancreatin, betaine·HCl and calcium phosphate monobasic is provided, thereby improving the growth of and the food digestion of animals. CONSTITUTION: The complex enzyme composition comprises pancreatin, betaine·HCl, calcium phosphate monobasic, alpha-amylase, beta-amylase, lipase, pepsin and cellulase, wherein the pancreatin is added in the amount of 200 mg, the betaine·HCl is added in the amount of 50 mg, the calcium phosphate monobasic is added in the amount of 100 mg, the alpha-amylase is added in the amount of 150 mg, the beta-amylase is added in the amount of 100 mg, the lipase is added in the amount of 50 mg, the pepsin is added in the amount of 100 mg, and the cellulase is added in the amount of 100 mg.
Patent KR-20020041523-A (KR)
Title: Method for servicing a lending of warehouse by using the internet
Inventor: KWON SEOK HYEONG
Filed: 2000-11-28
Abstract: PURPOSE: A method for lending a warehouse using the Internet is provided to supply a simple and convenient warehouse for a plurality of users through an on-line by supplying a plurality of information warehouse provider including position and storage charge on the Internet. CONSTITUTION: Whenever a predetermined warehouse provider requests a member registration, warehouse provider information including warehouse details is registered in a database. After connecting to a lending service server through the Internet, a warehouse lending service is requested by transmitting lending area information(204). The warehouse provider information extracted from the database is supplied to a service request client based on the lending area information(214). A contract document is prepared by selecting one out of the warehouse provider information and the contract document is transmitted, and warehouse lending contract is requested(220). A lending contract is approved by transmitting the contract contents of the contract document to the warehouse provider(244). When the contract is approved from the selected warehouse provider, warehouse lending contract details are transmitted to the service request client, and a conclusion of a warehouse lending contract is notified(246).
Patent KR-20020042990-A (KR)
Title: a tube structure of a micro-multi channel heat exchanger
Inventor: JANG DONG YEON
IPC: F28D1/053
Filed: 2000-12-01
Abstract: PURPOSE: A structure of tube of micro multi-channel heat exchanger is provided to improve efficiency of heat exchange by improving the structure of the tube. CONSTITUTION: A structure includes a lower header; an upper header; a tube(4); and a plurality of fins. The lower head has a hollow formed therein for refrigerant to flow in. The upper header is of shape identical with the lower header and placed on the lower header to face the lower header. The tube is placed between the upper header and the lower header and lengthily formed perpendicularly with the upper header and the lower header and has a plurality of channels(5), which are hollows, arranged therein to have different sectional areas from an inlet side to an outlet side of flowing air. The tube has both ends fluidically connected with the upper header and the lower header so that refrigerant flowing in the channels is evenly evaporated.
Patent KR-20020043269-A (KR)
Title: An apparatus for preventing plate cambering due to side shearing
Inventor: LEE SEOK JUN
IPC: B23D15/00
Filed: 2000-12-01
Abstract: PURPOSE: A camber preventing apparatus of a steel plate is provided to facilitate the adjustment and prevention of camber irrespective of the direction of camber creation by allowing the upper and lower surfaces of the steel plate to be supported on opposite lateral edges at the leading and trailing sides of the steel plate. CONSTITUTION: A camber preventing apparatus comprises a first camber preventing portion(200) and a second camber preventing portion(300). The first camber preventing portion(200) includes upper and lower close-contact rollers(224,244) and a cylinder. The upper and lower close-contact rollers(224,244) are rotatable in a close-contact with both upper and lower surfaces of a steel plate ahead of a lateral side trimmer(100). The cylinder(214) supports the upper close-contact roller(224) in such a manner that the upper close-contact roller(224) is ascended or descended. The second camber preventing portion includes a roller, a cylinder and a supporting roll. The roller is rotated in a close-contact with of opposite lateral sides the steel plate behind the lateral side trimmer(100). The cylinder advances or retreats the roller toward or far from the steel plate. The supporting roll is rotated at idle for supporting the opposite lower sides.
Patent KR-20020044698-A (KR)
Title: Study method of controling fuel for feedback control of engine
Inventor: KIM SE HUN
IPC: F02D41/04
Filed: 2000-12-06
Abstract: PURPOSE: A method for learning fuel control amount for feedback control of an engine is provided to prevent environmental pollution and to improve economical efficiency by reducing the amount of exhaust gas discharge to the atmosphere and fuel consumption rate when an operation range is changed. CONSTITUTION: A method for learning fuel control amount for feedback control of an engine comprises the steps of deciding the starting state of an engine(100), measuring an environmental engine rpm when the engine is started(210), measuring an environmental air volume, deciding the starting of learning by checking the change sensed by a throttle position sensor, engine rpm change, cooling water temperature, feedback control, EMS(Engine Management System) parts related with learning(310), deciding if the environmental engine rpm and environmental air volume are the same as the learning engine rpm and learning air volume(320), storing the sum of control amounts and the number of repeated learning(330), deciding if the number of repeated learning is over a reference learning frequency(410), and storing the feedback control learning amount depending on engine rpm and air volume when the repeated learning frequency is over the reference learning frequency(420).
Patent KR-20020044866-A (KR)
Title: Polyurethane-nonwoven fabric pasteboard having water-permeability and waterproof and manufacturing method thereof
Inventor: CHOI JIN SEOK
IPC: D04H13/00
Filed: 2000-12-07
Abstract: PURPOSE: Plied textile of polyurethane-nonwoven fabric having excellent moisture transpiration, waterproof ability and flexibility, and a manufacturing method thereof are provided. CONSTITUTION: The piled textile of polyurethane-nonwoven fabric is obtained by a process containing the steps of: (1) making polyurethane pre-polymer from diisocyanate and polyhydric alcohol such as polyol and glycol; (2) forming polyurethane pre-polymer film having 20-40μm of thickness, 400-600kgf/cm¬2 of tensile strength, 300-500% of elongation ratio, 30-50kgf/cm¬2 of 100% modulus and 300-600g/m¬2·24hrs of moisture permeant index; (3) drying the polyurethane pre-polymer film partially; (4) laminating the nonwoven fabric to the polyurethane pre-polymer film; (5) heating and pressurizing the polyurethane pre-polymer film and the nonwoven fabric at 80-90deg.C to ply; and then (6) cooling.
Patent KR-20020046316-A (KR)
Title: organic electroluminescence device
Inventor: OH HYEONG YUN
IPC: C09K11/06
Filed: 2000-12-12
Abstract: PURPOSE: Provided is an organic electroluminescent device excellent in element stability and luminous efficiency by synthesizing a new blue luminescent material as a material for hole transportation and hole injection. CONSTITUTION: The organic electroluminescence device comprises a first electrode, an organic luminescent layer and a second electrode. In the device, the compound represented by formula 1 is used as blue luminescent material of organic luminescent layer. In the formula 1, R1 is hydrogen or the following formula, and each of Ar1 and Ar2 is selected from the group consisting of aliphatic substituents, aromatic substituents, and hydrogen. The each of Ar1 and Ar2 is selected from the group consisting of a phenyl group, a naphthyl group, and a phenanthryl group.
Patent KR-20010021752-A (KR)
Title: 요홈 충전 방법
IPC: H01L21/768
Filed: 1998-07-08
Abstract: 본 발명은 공작물(1)의 노출면에 형성된 다수의 요홈(3)을 충전시키기 위한 공정에 관한 것이고, 요홈(3)의 입구는 층(10)의 침착에 의해 폐쇄되며, 재료에 요홈으로 힘을 제공하기 위해 층에 상승된 온도 및 압력이 가해진다.  기술된 특정 실시예에서, 예를 들어 레이저 또는 할로겐광과 같은 광원으로부터 매우 짧은 열펄스를 공급함으로써 온도 상승이 이루어지고, 상승 압력이 이루어진 후에 상기 열펄스가 적용된다.
Patent KR-20010022124-A (KR)
Title: 아미노에틸페녹시 아세트산 유도체 및 요로 결석증의 동통완해 및 배석촉진제
IPC: A61K/
Filed: 1998-07-15
Abstract: β 2 및 β 3 -아드레날린 수용체 자극작용을 겸비하고, 요로결석증의 동통완해 및 배석촉진제로서 유용한, 화학식 I 
     (화학식 I) 
     
       
     
     (식중의 R 1 은 수소원자, 저급알킬기 또는 아르알킬기이고, R 2 는 수소원자 또는 할로겐원자이고, (R)이 붙은 탄소원자는 (R)배치의 탄소원자이고, (S)가 붙은 탄소원자는 (S)배치의 탄소원자임)로 표시되는 신규의 아미노에틸 페녹시 아세트산 유도체 및 그들의 약리학적으로 허용되는 염.
Patent KR-20010031406-A (KR)
Title: 버티컬 ｍｏｓ 트랜지스터 및 그 제조 방법
IPC: H01L21/336
Filed: 1998-10-05
Abstract: 본 발명은 버티컬 MOS 트랜지스터 및 그 제조 방법에 관한 것이다.  본 발명에 따라, 제 1 소오스/드레인 영역(S/D1)의 제 1 부분(S/D1a)은 반도체 구조물(St)의 적어도 한 측면에 배치되고, 상기 반도체 구조물(St) 측면에 인접한 표면(OH)의 적어도 하나의 에지 영역에 배치된다.  측면에 대해 수직인, 상기 제 1 소오스/드레인 영역(S/D1)의 제 1 부분(S/D1a)의 치수는 반도체 구조(St)의 계량 치수 보다, 그리고 현재의 기술로 제조될 수 있는 최소 구조적 크기 보다 더 작다.  독창적인 트랜지스터를 제조하기 위해, 상기 반도체 구조물(St)을 생성하는데 사용된 마스크가 상기 제 1 소오스/드레인 영역(S/D1)의 제 1 부분(S/D1a)의 주입을 위해 축소될 수 있다.  상기 제 1 소오스/드레인 영역(S/D1)의 콘택(K1)의 생성을 용이하게 하기 위해, 상기 제 1 소오스/드레인 영역(S/D1)의 제 2 부분(S/D1b)이 반도체 구조물(St) 표면(OH)의 내부 영역에 배치될 수 있다.  상기 반도체 구조물(St)의 표면(OH)에 대해 수직인, 제 1 소소/드레인 영역(S/D1)의 제 2 부분(S/D1b)의 치수는 상기 제 1 소오스/드레인 영역(S/D1)의 제 1 부분(S/D1a)의 계량 치수 보다 더 작다.
Patent KR-20010032268-A (KR)
Title: 바이오디젤 및 바이오퓨얼 오일용 첨가제
IPC: C10L1/196
Filed: 1998-11-18
Abstract: 본 발명은 다음의 단량체 성분, 화학식 I의 화합물(a) 48 내지 98중량%, 화학식 II의 하나 또는 몇몇의 산소 함유 메타크릴레이트(b) 2 내지 30중량% 및 화학식 III의 메타크릴레이트 또는 스티롤(c) 0 내지 30중량%로 이루어지며,  a) 내지 c)의 총량이 100중량%에 달하는 공중합체에 관한 것이다. 
     화학식 I 
     
       
     
     화학식 II 
     
       
     
     화학식 III 
     
       
     
     본 발명의 공중합체는 디젤 연료용 및 바이오디젤용 첨가제로서 적합하다.
Patent KR-20010032531-A (KR)
Title: Grease prepared from chemically inert oil and thickening agent, and process for making same
IPC: C10M169/02
Filed: 1998-11-05
Abstract: A grease made by combining polychlorotrifluoroethylene oil with a thickening agent comprising polychlorotrifluoroethylene (PCTFE) polymer. The thickening agent is made by polymerizing chlorotrifluoroethylene [R-1113] in the presence of a telogen, which is 2,2-dichloro-1,1,1-trifluoroethane[R-123] or a homolog thereof, namely CF3-CF2-CHCl2, CF3-CF2-CF2-CHCl2, and CF3-CF2-CF2-CF2-CHCl2.
Patent KR-20010033219-A (KR)
IPC: C23C30/00
Filed: 1998-12-18
Abstract: According to the present invention there is now provided a body of cemented carbide provided with at least one wear resistant layer, which body contains a zone in the cemented carbide and adjacent to the applied layer, containing triangular WC platelets with a specific orientation. Different binder phase gradients are possible. The body is in particular suited for application of CVD diamond layers.
Patent KR-20010041191-A (KR)
Title: 자동차용 마찰 클러치의 토션 댐퍼
IPC: F16F15/123
Filed: 1999-12-07
Abstract: 본 발명은 마찰 디스크(12)와 환상 댐퍼판(14) 사이에 개재된 주 댐퍼(10)와, 댐퍼판(14)과 출력축(18)의 허브(16) 사이에 개재된 예비 댐퍼(20)를 포함하며, 예비 댐퍼(20)의 환상 슬리브(36)에 대해 회전 고정된 탄성 링(44)에 의해 마찰 링(40)이 댐퍼판(14)에 대해 가압되어 허브(16)에 대한 회전을 억제하는 특히 자동차용 마찰 클러치의 토션 댐퍼에 관한 것이다.
Patent KR-20010042247-A (KR)
Title: 측면으로 세그먼트화된 페이스 전극을 갖는 스페이서를구비하는 평면 디스플레이 구조체 및 그 제조방법
IPC: H01J29/87
Filed: 1999-03-26
Abstract: 평면 디스플레이는 밀봉 인클로져를 형성하기 위해 서로 결합되는 한 쌍의 플레이트 구조체(40, 42)를 포함한다.  스페이서(44)는 디스플레이에 미치는 외력에 대항하기 위해 인클로져내에 위치한다.  스페이서는 통상 벽과 같은 형태의 메인 스페이서부(60)와, 메인 스페이서부의 전면에 위치한 페이스 전극(66)으로 형성된다.  페이스 전극은 플레이트 구조체 중 하나에서 다른 하나로 이동하는 전자가 스페이서의 존재에 의해 야기된 다른 전자편향을 보상하는 방식으로 편향되도록 한다.  페이스 전극은 스페이서의 길이에 따른 보상의 정확성을 개선하기 위해 복수의 측면으로 분리된 세그먼트(66 1 -66 N )로 분할된다.  디스플레이를 제조하는데 있어서, 마스킹 단계는 통상 페이스 전극의 세그먼트의 폭을 한정하는데 사용된다.
Patent KR-20010034771-A (KR)
Title: 편향 유닛을 갖는 음극선 관
IPC: H01J29/86
Filed: 2000-01-10
Abstract: 음극선 관(1)은 편향 유닛(5)에 의해 발생된 교류 전기장을 차폐하는 전기적인 전도 층(10)을 포함한다. 전기적인 전도성 중합체를 포함하는 전기적인 전도 층(10)은 관(1)의 퍼넬 부분(6)의 적어도 일부분에 제공된다. 전기적인 전도성 중합체가 폴리티오펜 기에서 선택되는 것이 바람직하다. 폴리-3,4-에틸렌 다이옥시티오펜을 포함하는 층으로 양호한 결과를 얻을 수 있다. 상기 화합물의 응용은 아킹 현상에 의한 관 손상의 발생을 방지하여, 관(1)과 편향 유닛(5) 사이의 절연 막의 필요성을 감소시킨다.
Patent KR-20010043811-A (KR)
Title: 작은 갭을 갖는 표면탄성파 변환기
IPC: H03H9/145
Filed: 1999-05-28
Abstract: 본 발명은  소위  작은 갭 표면탄성파 변환기에 관한 것으로서,  상기 표면탄성파 변환기는 연속하는 전극들 사이에 매우 작은 자유표면을 갖고, 따라서, 매우 큰 주파수 (수 기가헤르쯔 단위에서) 에서 동작가능하다. 
     또한,  본 발명의 그러한 변환기는  기판에  메사들에 의해 분리된 식각 홈들의 격자를 포함한다.        이러한  어레이는  전극들을 형성하는  금속층으로 덮혀 있고,  이러한 것이  직접적인 방법으로 변환기를 변환기를 얻을 수 있게 한다. 
     응용 : 표면탄성파 필터
Patent KR-20010053273-A (KR)
IPC: B23C5/22
Filed: 1999-06-13
Abstract: 후방 장착부(4)는 전방  절삭면(2)으로부터 상기 작동 전방면(3)과 동방향으로 배향된 후방 장착부(4)의 전방 절단부(2)로부터 후방 인접벽(14)까지 연장하는 상부, 하부 및 측벽(12,13)을 갖추고 있다.  후방 장착부(4)의 측벽(13)은 후방 모서리(15)에서 후방 인접 벽(14)과 교차한다.  후방 인접벽(14)은 두 측면(20) 및 그 사이의 중심면(22)을 포함한다.  측면(20)은 후방 모서리(15)로부터 전방 절삭부(2)를 향한 방향으로 수렴되며 중심면(22)은 전방 절삭부(2)로부터 멀어지는 방향으로 측면(20)의 인접부로부터 외부로 돌출되며, 합류 모서리 영역(23)에서 교차된다.