baber/WOPTO huggingface dataset:
Patent KR-20030026106-A (KR)
Title: refrigerator having rapid freezer room and thawing room
Inventor: CHA GANG UK
IPC: F25D11/02
Filed: 2001-09-24
Abstract: PURPOSE: A refrigerator with a quick freezer compartment and a quick thawing compartment is provided to execute quick freezing and thawing functions. CONSTITUTION: A refrigerator includes a quick freezer compartment(110) and a quick thawing compartment(120) partitioned in a freezer compartment(2) and a refrigerator compartment(3), respectively; a cold/heat generating part making air introduced from the quick freezer compartment and the quick thawing compartment with low temperature/high temperature air; ducts fluidically connecting the cold/heat generating part with the quick freezer compartment and the quick thawing compartment so that chilled air and hot air are supplied and return; a blowing device forcibly circulating air between the cold/heat generating part and the quick freezer compartment and the quick thawing compartment; and a corresponding position control part selectively switching corresponding positions between the cold/heat generating part and the quick freezer compartment and the quick thawing compartment.
Patent KR-20020031294-A (KR)
Inventor: WATANABE SUSUMU
IPC: H01L21/473
Filed: 2001-10-16
Abstract: PURPOSE: To compact SOG buried between gate electrodes, improve the wet resistance against hydrofluoric acid treatments as a pretreatment for forming contact electrodes and form an insulation film between the gate electrodes without containing voids, thereby containing a good contact shape and good contact resistance characteristics. CONSTITUTION: The manufacturing method comprises a step of applying SOG(spin-on glass) much containing hydrogen to form a layer insulation film filling gaps between gate electrodes, a step of firstly baking at a first temperature in nitrogen atmosphere, a step of forming contact holes, and a step of secondly baking at a second temperature higher than the first temperature in nitrogen atmosphere or dilute steam after forming the contact holes.
Patent KR-20020030032-A (KR)
Inventor: IHIRO NAKATSU
IPC: B65D88/10
Filed: 2001-10-16
Abstract: PURPOSE: A container assembly having increased capacity compared to common containers having the same outward dimension is provided by forming dimpled portion on bottom plate and mounting reinforcing material inside side panels of the assembly. CONSTITUTION: The container(2) assembly comprises a palette(6) formed with a space(4) capable of being mounted with saw-toothed portion of a lifting component; a bottom plate(20) located onto the palette(6); and side panels(10,12) folded and mounted above the palette(6). The palette(6) is formed by boding angled steel pipes. On the bottom plate(20), six grooves(22) in a tray form are formed and has a specific dimension corresponding to contents held into the container. The groove has longitudinal protrusions(24) in two rows in order to reinforce lower portion of the bottom plate(20). The palette(6) has a metallic framework(26) around its upper side. The side panels(10,12) are provided with a steel cover(30) at upper opening portion of the panels.
Patent KR-20030037316-A (KR)
Title: Method and Apparatus for Outputting Voice of Short Message
Inventor: KIM JEONG HWAN
IPC: H04B1/40
Filed: 2001-11-01
Abstract: PURPOSE: A device for outputting a voice of a short message is provided to receive a text message to convert the text message into a voice signal, when the text message has to be transmitted to a mobile terminal, and to output the voice signal, thereby enabling a user to listen to the received text message. CONSTITUTION: The second interface(410) is reciprocally connected to the first interface(330) of a mobile terminal(300), exchanges various data with the mobile terminal(300) according to serial communication methods, and conforms protocols according to standard communication rules. A CPU(420) is reciprocally connected to the second interface(410), periodically inquires of whether a text message is received by building a timer therein, and receives the text message transmitted through the second interface(410), then outputs the text message as a voice. A TTS(Text To Speech) module(430) is connected to the CPU(420), converts the text message applied from the CPU(420) into a voice signal, and outputs the voice signal to outside through a speaker(440).
Patent KR-20030038849-A (KR)
Inventor: JUNG IL WON
IPC: F02M35/14
Filed: 2001-11-06
Abstract: PURPOSE: An air cleaner for a vehicle is provided to allow for ease of maintenance of vehicle and reduce manufacturing costs by eliminating the necessity of mounting a resonator for reducing engine noise. CONSTITUTION: An air cleaner(200) comprises a housing(210) having an outlet(220) for supplying air to a vehicle engine, a recessed portion(270) opposed to the outlet, and an inlet(230) for sucking air from atmosphere; a filter sheet(240) embedded within the internal space of the housing, which filters the air flowing through the inlet of the housing; an intake pipe(260) having one end extended inward into the housing through the outlet of the housing and the other end connected to the vehicle engine so as to supply air to the vehicle engine, wherein one end of the intake pipe has a cross section gradually increasing in the internal space of the housing; and a sound absorbing member(280) arranged at one end of the intake pipe, which absorbs noises generated from the vehicle engine.
Patent KR-20030039022-A (KR)
Title: Inductively coupled plasma source
Inventor: CHOI DAI KYU
IPC: H05H1/46
Filed: 2001-11-09
Abstract: PURPOSE: An inductively coupled plasma reactor is provided to prevent etching of an inner wall due to ions of plasma state by improving a structure of the plasma reactor. CONSTITUTION: A tube structure(10) includes a gas inlet(11) and a gas outlet(12). The gas inlet(11) is connected with a processing gas source. The gas outlet(12) is connected with a process chamber or a vacuum chamber. The tube structure(10) has the first to the fourth legs(14,15,16,17) surrounded around an opening(13) to form a continuous loop. The tube structure(10) includes non-conductive layers of a cylindrical tube type and a conductive layer(20) formed therebetween. An insulator(18) is formed at an open portion of the non-conductive layer. A plurality of transformer cores(32) are installed at the first and the third legs(14,16). The conductive layer(20) is connected with an AC power source(40) through a capacitor(42) and a DC power source(44) through an inductor(46).
Patent KR-20030039427-A (KR)
Title: Charger for displaying electrification state of battery and information relating to mobile phone loading the same
Inventor: KIM PIL HYEON
IPC: H02J7/00
Filed: 2001-11-13
Abstract: PURPOSE: A charger is provided to achieve improved user convenience by permitting a user to easily check the battery charge state and information on the mobile communication terminal. CONSTITUTION: A charger(200) comprises a control unit(210) for controlling display of the value of the battery charge current input from a mobile communication terminal through a connector(211), and controlling display of the information on the mobile communication terminal input through the connector; a liquid crystal screen(220) for displaying the battery charge state and information on the mobile communication terminal in accordance with the control of the control unit; and a charge unit(230) for receiving power from an external source and charging the battery. The connector of the charger is connected to an ICC connector of the mobile communication terminal.
Patent KR-20030041274-A (KR)
Title: Speech circuit for internet telephone set
Inventor: KIM JU YEONG
IPC: H04M11/06
Filed: 2001-11-19
Abstract: PURPOSE: A call circuit is provided to be capable of continuously supporting a call service via a public switched telephone network when an ethernet network is at a communication impossible state. CONSTITUTION: An ethernet interface part(1) performs an ethernet interface function of an internet phone. A public switched telephone network interface part(7) interfaces to enable a voice communication via a public switched telephone network, independently on the ethernet interface part. A voice data processing part(8) processes voice data for voice communication with the other man via the ethernet interface part or the public switched telephone network interface part under the control of a central processing unit. A signal conversion part(9) analog voice signals into digital voice signals or digital voice signals to analog voice signals.
Patent KR-20030041721-A (KR)
Title: Apparatus and method for automatically measuring quilty of product in shaft kiln
Inventor: KIM GUK JIN
IPC: G01N33/00
Filed: 2001-11-21
Abstract: PURPOSE: An apparatus and method for automatically calculating the hydration percentage of lime in a vertical calcining furnace are provided, thereby quality of lime produced can be rapidly verified. CONSTITUTION: The apparatus for automatically calculating the hydration percentage of lime in a vertical calcining furnace comprises a data feeding device(205); a first belt weighter(201) weighting crude lime transferred; a second belt weighter(202) weighting the lime produced; a totalizer converting a voltage signal from the first and second belt weighter(201, 202) to a current signal; a controller(204) calculating a calcination degree and hydration percentage and determining the quality of lime produced; and a displaying device(206), wherein the apparatus may further comprises a lime introducing device(105, 106, 110), an introduction controller(150), vertical calcining furnace(100a, 100b), a calcination controller(160), a lime extracting device(108, 116) and an extraction controller(170).
Patent KR-20020044094-A (KR)
Inventor: HISATAKE YUZO
IPC: G02F1/13363
Filed: 2001-12-04
Abstract: PURPOSE: To provide a polarizing reflection element having high use efficiency of light and high contrast, a liquid crystal display element which uses the polarizing reflection element, and a method for manufacturing the polarizing reflection element. CONSTITUTION: The polarizing reflection element 8 has a plurality of laminated cholesteric liquid crystal layers 3 to 6 and each cholesteric liquid crystal layer consists of arrangement of polymerized and helical liquid crystal molecules having the axis of the helix in an almost normal direction. The average twist angle α in the plane of the liquid crystal molecules is nearly nπ (wherein n is a natural number). In the cholesteric liquid crystal layers, the orientation of the liquid crystal molecules continues on the interfaces of every layer to form one smooth helical structure as a whole. This polarizing reflection element is used as a selective reflection layer in a semitransmission type liquid crystal display element.
Patent KR-20030048826-A (KR)
Title: The apparatus and method of color tone chip set and HDTV system using color tone chip set
Inventor: CHO MAENG SEOP
IPC: H04N9/64
Filed: 2001-12-13
Abstract: PURPOSE: A chipset for generating color transform coefficient and a method for controlling the same, and an apparatus for improving the quality of a picture of an HDTV system using the same are provided to easily improve color representation characteristics of an HDTV. CONSTITUTION: A TV signal receiving unit(12) receives digital broadcasting image signals transmitted from a broadcasting station. A preprocessing unit(18) adjusts the size of an image to fit for an actual size of a display device, or executes basic image transform. A color transform coefficient generating chipset(20) generates a color transform coefficient for obtaining the optimum quality of the image of a digital TV and an HDTV. A postprocessing unit(22) transforms the image by using the color transform coefficient obtained from the color transform coefficient generating chipset and a color preference data coefficient obtained from a user. An RGB display unit(16) displays the transformed RGB image on a screen.
Patent KR-20030049542-A (KR)
Title: Method for forming of storagenode
Inventor: CHOI SANG TAE
IPC: H01L21/02
Filed: 2001-12-15
Abstract: PURPOSE: A method for forming a storage node in a semiconductor device is provided to improve the capacitance of a capacitor by forming the storage node using a double exposure. CONSTITUTION: In a method for forming a storage node using a photoresist, the first exposure processing is performed in order to form a major axis of the storage node by using a negative photoresist pattern(10) as a mask. A rectangle storage node pattern is then formed by the second exposure processing so as to form a minor axis of the storage node using a positive photoresist pattern(20) as a mask.
Patent KR-20030050421-A (KR)
Title: Well draining Vehicle tire
Inventor: LEE GYU BONG
IPC: B60C11/12
Filed: 2001-12-18
Abstract: PURPOSE: A tire for a vehicle improved in drainage performance is provide to improve drainage performance by increasing the sectional area of a groove of an inlet side and by reducing the sectional area of a groove of an outlet side. CONSTITUTION: A longitudinal groove(2) and a lateral groove(3) are formed to a tread part(1). In the lateral groove, the sectional area of an inlet part(31) meeting with the longitudinal groove is formed large to facilitate inflow of water, and the sectional area of an outlet part(32) is formed small. Thus, viscous effect and counter current of water are reduced, and drainage effect of the lateral groove is improved.
Patent KR-20030050583-A (KR)
Title: System and method for locking and unlocking door using mobile phone
Inventor: CHOI DONG HUN
IPC: H04Q9/00
Filed: 2001-12-19
Abstract: PURPOSE: A system and a method for opening and closing a door by using a mobile communication terminal are provided to remotely open the door by a Bluetooth communication scheme of the mobile communication terminal. CONSTITUTION: A mobile communication terminal(110) stores passwords of various doors, and transmits the stored password by wireless according to the instruction of a user. A door opening and closing device(120) receives the password transmitted from the mobile communication terminal(110), and opens and closes a door. The door opening and closing device(120) has an RF(Radio Frequency) receiving unit(121) for receiving the password transmitted from the mobile communication terminal(110). The door opening and closing device(120) has an opening and closing control unit(123) for checking over whether the password received through the RF receiving unit(121) is identical to a certain door password and controlling the opening and closing of the door according to the compared result, and a door opening and closing driving unit(124) for opening the door according to the control of the opening and closing control unit(123).
Patent KR-20030053822-A (KR)
Title: Thickness-compensatation controller for the rear-end of rolling strip
Inventor: KIM HONG CHUL
IPC: B21B37/16
Filed: 2001-12-24
Abstract: PURPOSE: A thickness-compensation controller for a rear end of a rolling strip is provided to prevent the rear end of the rolling strip from being thin due to a temperature difference between front and rear ends of the rolling strip. CONSTITUTION: A thickness-compensation controller includes a calculating section(19) for outputting a rolling reduction value of a rolling mill, a position determining value of a hydraulic cylinder(5), and a mill constant. A thickness variation calculating section(21) is provided to calculate a thickness variation value by using the rolling reduction value of the rolling mill, a position determining value of the hydraulic cylinder(5), and a mill constant. Thickness-compensation section(20) is provided to detect thickness of a rear end of the rolling strip. A thickness control section is provided to control a flow rate of a servo valve(7).
Patent KR-20030055539-A (KR)
Title: Steels for Welded Structures With Finely Disperded Oxides of Ti-Al-Zr-Mg
Inventor: OH GYEONG SIK
IPC: C22C38/04
Filed: 2001-12-27
Abstract: PURPOSE: Steels for welded structures with finely dispersed oxides of Ti-Al-Zr-Mg are provided, which has reduced coarse grain at weld heat affected zone. CONSTITUTION: The steels comprises C 0.06 to 0.30 wt.%, Si 0.05 to 0.50 wt.%, Mn 0.5 to 2.0 wt.%, 0.025 wt.% or less of P, 0.025 wt.% or less of S, Ti 0.005 to 0.050 wt.%, Zr 5 to 500 ppm, Mg 5 to 100 ppm, Al 50 to 300 ppm, a balance of Fe and incidental impurities.
Patent KR-20030055966-A (KR)
Title: Apparatus for preventing of POP noise generation
Inventor: JIN SANG EON
IPC: G11B20/24
Filed: 2001-12-27
Abstract: PURPOSE: An apparatus for preventing generation of a pop noise is provided to simply remove an audio pop noise in powering up by automatically generating a pulse representing a pop noise generating section and controlling a switching part connected to audio power and an audio final output terminal by using the pulse. CONSTITUTION: A first buffer(201) receives a system clock for temporarily storing the received system clock. An integrator(202) integrates output of the first buffer. A second buffer(203) temporarily stores output of the integrator. A first delay(204) delays output of the second buffer for a certain time for outputting a first control pulse. An exclusive OR gate(205) exclusively logically sums the output of the second buffer and the output of the first delay. A second delay(206) delays output of the exclusive OR gate for a certain time for outputting a second control pulse.
Patent KR-20030058203-A (KR)
Title: β-sitosterol having cholesterol-lowering effect and suppressing effect of fat cell multiplication and process for the preparation thereof
Inventor: CHO UI HWAN
IPC: C07J9/00
Filed: 2001-12-29
Abstract: PURPOSE: Provided are β-sitosterol derivative represented by the formula (I) and pharmaceutically acceptable acid addition salt thereof. The compounds lower cholesterol and inhibit the growth of fat cell. CONSTITUTION: A preparation method of β-sitosterol derivative comprises: obtaining a compound of the formula(b) by reacting β-sitosterol and a compound represented by the formula(a) in presence of acid; converting the compound of the formula(b) into a compound of the formula(c) in the presence of base; and deprotecting the compound of the formula(b) with transition metal, palladium, to obtain the compound of the formula(1).
Patent KR-20010053482-A (KR)
Title: 직렬 접속된 메모리 셀(ｃｆｒａｍ)을 갖는 강유전성판독/기록 메모리
IPC: G11C11/22
Filed: 1999-07-01
Abstract: 본 발명은 각각의 메모리 셀의 강유전성 커패시터에 직렬 접속되는 트랜지스터 또는 레지스터를 갖는, 직렬 접속된 강유전성 메모리 셀에 관한 것이다.  그로 인해 액세스 시간이 허용할 수 없을 정도로 증가하지 않아도, 주소 지정된 메모리 셀의 판독 또는 기록에 의해 형성되는, 직접 주소 지정이 되지 않은 메모리 셀의 강유전성 커패시터에서 방해 펄스가 실제로 주소 지정이 되지 않은 메모리 셀에 아무런 영향을 미치지 않는 방식으로 감소된다.
Patent KR-20010071074-A (KR)
Title: 알칼리성 아연 니켈 배드
IPC: C25D17/10
Filed: 1999-07-29
Abstract: 본 발명은 알칼리성 아연 니켈 배드에 관한 것이다.  본 발명에 따라, 애노드는 알칼리성 아연 니켈 전기 도금조에서 원치 않는 이차 반응을 피하기 위해 알칼리성 전해질로부터 분리된다.
Patent KR-20010075176-A (KR)
IPC: G01N33/92
Filed: 1999-07-30
Abstract: 본 발명에 의해 저밀도 리포단백질 중의 콜레스테롤의 정량 방법 및 이 방법에 사용하는 정량 시약이 제공된다.     또한 본 발명에 의해 고밀도 리포단백질 중의 콜레스테롤 및 저밀도 리포단백질 중의 콜레스테롤의 연속 분별 정량 방법 및 이 방법에 사용하는 시약 키트 및 고밀도 리포단백질 중의 콜레스테롤 및 총콜레스테롤의 연속 분별 정량 방법 및 이 방법에 사용하는 정량 시약 키트가 제공된다.
Patent KR-20010080476-A (KR)
IPC: G10L19/00
Filed: 2000-09-08
Abstract: 송신기와 수신기 사이에 프레임으로 분리되는 오디오 신호의 송신은 이 신호에서 성가신 결점을 야기할 수 있다. 본 발명은, 에너지를 나타내는 크기(CAL)의 유도, 및 이 크기와 유도된 추정치(EST)와의 비교에 의해 디코딩된 프레임에서 이러한 결점을 감소시키는 것을 목적으로 한다. 프레임은, 그 크기가 추정치(DSP)를 대량으로 초과할 때 CORR에서 정정된다.
Patent KR-20010089484-A (KR)
IPC: B01J20/12
Filed: 1999-10-04
Abstract: 본 발명의 대기오염물질감소시스템(10)은 오염물질함유가스가 유입되는 가스유입단부(22)와 오염물질함유가스내에 함유된 오염물질을 감소시키기 위한 오염물질감소장치(10)로 구성된다. 오염물질감소장치는제1단부가 가스유입단부(22)에 결합되고 가스유출단부(30)가  오염물질이 감소된 가스를 방출하기 위하여 오염물질감소장치의 제2단부에 결합된다. 오염물질감소장치는 지그재그형 유체채널(100)과, 지그재그형 유체채널(100)내에 배치되는 라버물질(50)로 구성되며, 라버물질(50)이 오염물질감소장치내의 자체용기(24a-c)내에 배치된다.
Patent KR-20010093199-A (KR)
IPC: B29C45/17
Filed: 2000-10-18
Abstract: 직물 패널의 수화물케이스는 오래된 것으로, 이들은 제조하기가 불편하고 많은 수동과정을 필요로 하며, 더 개선된 수화물케이스는 수화물케이스의 긴 부분들을 형성하기 위해 발포층과 직물 박판을 지지하는 형상을 이용하고 있다. 종래의 케이스는 형성된 발포성 판의 안쪽에 프레임부를 안정시키는 형상을 적용하기 위한 수동단계와, 판의 표면 둘레에 슬라이드 패스너형태의 폐쇄부를 부착하기 위해 재봉하는 단계를 필요로 한다. 사출성형된 표면프레임(5,5')과 넓은 면의 직물패널을 갖춘 조개형태의 수화물케이스(1)를 형성하는 과정이 설명되는 바, 직물패널의 가장자리들은 성형하는 동안 패널의 가장자리와 플라스틱 프레임 사이에 형성된 자동접착부에 의해 사출성형된 프레임에 부착된다.
Patent KR-20010093205-A (KR)
IPC: F16D65/14
Filed: 1999-07-13
Abstract: 본 발명은 전기 모터(22)를 구비한 전기 기계식 휠 브레이크 장치(10)에 관한 것이고, 마찰 브레이크 패드(14)는 상기 전기 모터를 이용하여 스핀들 장치(20)에 의해 브레이크 몸체(16)에 눌러질 수 있으며, 이때 스핀들 장치(20)의 스핀들(28)은 분리 가능한 브레이크(42)와 함께 회전 고정식으로 지지된다.  전류 공급이 끝난 후에도 모터의 운동 에너지에 의해 계속 회전하는 전기 모터(22)로 인해 휠 브레이크 장치(10)의 제동력이 주어진 값 이상으로 증가되는 것을 방지하기 위해, 본 발명에서는 분리 가능한 브레이크(42)가 단시간에 분리된다.  또한 분리 가능한 브레이크(42)는 휠 브레이크 장치(10)의 제동력을 줄이기 위해서 분리될 수 있다.  특히 제동력이 증가되고 유지되며 감소되는 상태 사이에서의 신속한 전환에 대해서는, 원하는 대로 브레이크(42)가 폐쇄되고 부분적으로 분리 되며 완전하게 분리되는 것을 통해서 휠 브레이크 장치(10)의 제동력이 변경될 때, 양호한 동적 상태에 이를 수 있다.
Patent KR-20020092157-A (KR)
Title: 방향족 술폰 히드록삼산 메탈로프로테아제 억제제
IPC: A61K31/495
Filed: 2000-02-22
Abstract: 병리학적 매트릭스 메탈로프로테아제 활성과 관련된 상태의 숙주에 대해, 하나 이상의 매트릭스 메탈로프로테아제 (MMP) 효소, 예컨대 MMP-2, MMP-9 및 MMP-13 의 우수한 억제 활성을 나타내면서, 적어도 MMP-1 의 실질적으로 더 낮은 억제를 나타내는, 유효량의 방향적 술폰 히드록삼산을 투여하는 것을 포함하는 치료 방법이 개시된다.   또한, 선택적인 활성을 갖는 메탈로프로테아제 억제제 화합물, 상기 화합물의 제조 방법 및 억제제를 사용하는 약제학적 조성물이 개시된다.
Patent KR-20020003377-A (KR)
IPC: H02J7/00
Filed: 2000-02-29
Abstract: 배터리를 지속 충전하기 위한 방법 및 장치가 공표된다. 배터리는 종래의 CC-CV 기술을 사용하여 완전히 충전된 후에 제 1 소정 시간 주기 동안 상기 배터리로 제 1 지속 전압을 인가함으로써 지속 충전된다. 희망되는 경우, 제 2 지속 전압이 제 2 소정 시간 주기동안 상기 배터리로 인가될 수 있다. 배터리를 지속 충전하기 위한 장치는 타이머 및 충전 제어기 사용하여 소정의 시간 주기 동안 배터리에 지속 전압을 제공하도록 한다.
Patent KR-20010110471-A (KR)
IPC: H01L21/31
Filed: 2000-03-21
Abstract: 반도체 웨이퍼 처리시스템은 수직으로 적층된 반도체 웨이퍼 처리챔버와 각각의 반도체 웨이퍼 처리챔버에 전용으로 사용되는 로드록 챔버를 갖춘 다중 챔버 모듈를 포함한다.  각각의 처리 챔버는 웨이퍼 처리 중에 웨이퍼를 유지하는 척을 포함한다.  상기 다중 챔버 모듈은 선형 배열로 지향될 수 있다.  상기 시스템은 단일 피봇 축선 주위의 로드록 챔버 내에 피봇가능하게 장착된 모놀리식 아암을 갖춘 이중-웨이퍼 단-축선 이송아암을 구비한 장치를 더 포함한다.  상기 장치는 두 개의 웨이퍼, 즉 하나의 미처리 웨이와 하나의 처리 웨이퍼를 로드록 챔버와 처리챔버 사이에서 동시에 운반한다.  상기 시스템을 이용하는 방법도 제공된다.
Patent KR-20020013569-A (KR)
IPC: H03H9/145
Filed: 2000-05-30
Abstract: 균일한 진폭 형태에도 불구하고 다른 가늠 인자가 0이나 ±1로 구현될 수 있도록, 표면 음향파용 기존 컨버터를 수정하는 것이 본 발명의 목적이다. 발명은 두 개 이상의 프롱으로 구성되는 프롱그룹으로 만들어지는 기존 컨버터를 고려하며, 상기 프롱그룹들은 압전기판에 배열되고 컬렉터 전극을 형성하도록 조립되는 특징을 가진다. 발명에 따라, 일부 프롱그룹들이 여기되는 파동 진폭에 대하여 잔여 프롱그룹과는 다르게 만들어진다. 발명의 목적에 충실하기 위해, 다음의 특징의 조합이 제공된다. 즉, a) 프롱들이 전체적으로 프롱 방향으로 가늘어지는 구조를 취한다. b) 프롱그룹 구조로 지정된 일부 프롱그룹(21; 23; 31; 33)이 프롱 방향으로 여러개의 서브컨버터(231; 232; 331; 332)로 나누어지고, 이 서브컨버터들은 직렬로 연결된다. 발명은 광대역 대역통과필터와 지연 라인 등의 분야에서 표면음향파에 바탕한 기능을 하는 부품에 사용될 수 있다.
Patent KR-20020066952-A (KR)
Title: Solenoid valve circuit for automatic transmission
Inventor: ISHII SHIGERU
IPC: F16H61/00
Filed: 2002-01-02
Abstract: PURPOSE: To increase a degree of freedom on a mounting position of a solenoid valve in a solenoid valve circuit for an automatic transmission to easily adjust the output pressure characteristic. CONSTITUTION: In a two-way duty solenoid valve (hereinafter, solenoid) 30, a minor diameter part 33 of a nozzle part is fitted to a minor diameter part receiving part 18 communicated to an outputted pressure oil passage 14, and a major diameter part 32 is fitted to a major diameter part receiving part 17 communicated to a supplied pressure oil passage 11. An opening of a through hole 38 is faced to the outputted pressure oil passage 14 through the minor diameter part receiving part, and an inner end of the through hole is opened and closed by a plunger 44, and communicated to a drain port 41. An orifice hole 43 communicated to the through hole 38 is opened to the major diameter part receiving part and communicated to the supplied pressure oil passage 11. The orifice hole bored on the solenoid, dispenses with a separate plate for an orifice, whereby the oil passage is simplified and the solenoid can be placed on an arbitrarily position. The output pressure characteristic can be adjusted only by replacing the solenoids respectively having a diameter of the orifice hole different from each other.