baber/WOPTO huggingface dataset:
Patent KR-20100072168-A (KR)
Title: Calcium secondary phosphate anhydride particle and method for producing the same
Inventor: KITAKADO KAZUO
IPC: A23L29/00
Filed: 2008-09-18
Abstract: Disclosed is a calcium secondary phosphate anhydride particle which simultaneously satisfies conflicting requirements for tablet preparation, which are improvement of tabletability and improvement of handling properties, namely good fluidity and low dimensions. Also disclosed is a method for producing such a calcium secondary phosphate anhydride particle. Specifically disclosed is a method for producing a calcium secondary phosphate anhydride wherein an aqueous slurry of a phosphoric acid compound and a calcium compound is heated at 50-100°C. In this method for producing a calcium secondary phosphate anhydride, the phosphoric acid compound and the calcium compound are respectively heated to a temperature not less than 75°C in advance and then subjected to a neutralization reaction in the presence of an alkali, thereby obtaining an aggregated bulk calcium secondary phosphate anhydride particle.
Patent KR-20100035660-A (KR)
Title: Test system and daughter unit
Inventor: MIYAUCHI KOUJI
IPC: G01R31/26
Filed: 2008-08-06
Abstract: A test unit for testing a device under test is provided with a test head including a test module for generating a test signal to be supplied to the device under test, a performance board mounted on the test head for transmitting the test signal generated by the test module, and a daughter unit detachably mounted on the performance board for transmitting the test signal from the performance board to the device under test, wherein the daughter unit has a socket to set the device under test, a daughter board to mount the socket, and a housing that stores the socket and the daughter board inside and includes a shield on a side of the daughter unit to shield the socket and the daughter board from a noise from the outside.
Patent KR-20100058495-A (KR)
Title: Antireflection film
Inventor: KOBORI SHIGETO
IPC: G09F9/00
Filed: 2008-08-20
Abstract: Disclosed is an antireflection film having high antifouling property. Specifically disclosed is an antireflection film (10) comprising a transparent base (11), a high refractive index layer (12) and a low refractive index layer (15). The low refractive index layer (15) is made of a cured product of a polymerizable composition which contains hollow fine particles such as hollow silica particles, a modified silicone compound, and a second resin component such as a polyfunctional (meth)acrylate.
Patent KR-20100098594-A (KR)
Inventor: HARMANN HANS PETER
IPC: H05H1/54
Filed: 2008-09-12
Abstract: 본 발명은 접지 전위의 음극과 고압의 전위가 적용되는 양극 사이의 정전기 가속 장을 포함하는 이온 가속기 배열에 관한 것이다. 상기 이온 가속기 배열은 가스가 통하는 다공성 절연체가 삽입되는 가스 공급 시스템을 더 포함한다. 본 발명은 또한 상기 이온 가속기 배열 및 고압이 적용되는 다른 부품의 코로나 저항성 절연을 위한 상기 절연체를 구비한 고압 절연체 배열에 관한 것이다.
Patent KR-20100105830-A (KR)
Inventor: HAYASHI TAKAHIRO
IPC: F16J15/10
Filed: 2008-12-18
Abstract: 본 발명은, 서로 대향하는 2 부재 중 일방에 설치된 장착홈(13)에 장착되고, 장착홈(13)의 바닥면(13a) 및 2 부재 중 타방의 대향면(12a)에 밀착접촉하는 개스킷(1)으로서, 개스킷(1)이 장착홈(13) 내에서 무너지는 것을 방지할 수 있으며, 게다가 충전율이 그다지 상승하지 않고 반력이 증대하지도 않는 개스킷(1)을 제공하는 것을 목적으로 한다.  이러한 목적 달성을 위하여, 개스킷(1)이 장착홈(13) 내에서 쓰러지려고 했을 때에 장착홈(13)의 측면(13b)에 간섭하여 쓰러짐을 억제하는 돌기(3)를 개스킷(1)의 측면에 가진다. 돌기(3) 상부의 높이 위치는 홈 높이의 80%를 초과하고 또한 개스킷 높이의 70% 이상 95% 이하의 높이 위치로 하며, 또한 돌기(3) 하부의 높이 위치는 개스킷 높이의 40% 이상의 높이 위치로 한다. 개스킷(1)은 주로 휴대전화 등의 모바일 기기 또는 소형전기·전자기기의 방수 시일로서 이용된다.
Patent KR-20100075630-A (KR)
Title: Communication apparatus between train vehicles
Inventor: TATSUMI SHOGO
IPC: B61D19/02
Filed: 2008-04-22
Abstract: A communication network between train vehicles which can sustain communication processing without interrupting the same when compositions of different composition direction are united. The communication apparatus between train vehicles includes a terminal, a transmission path in composition connected with terminals in the same composition for transmitting information, an inter-composition communication relay device connected with the transmission path in composition for receiving first information from a terminal in the composition to transmit the first information to other adjacent composition and receiving second information from the other adjacent composition to transmit the second information to a terminal in the composition; and an inter-composition transmission path for connecting the inter-communication relay devices in the adjacent compositions to transmit information. The inter-communication relay device has a composition direction judgment means for judging the difference in composition direction between the composition of the transmission origin of the received information and the composition concerned, and a direction dependence information rewriting means for rewriting direction dependence information included in the received information so as to reverse the same information when the composition direction judging means judges that the composition direction is different.
Patent KR-20100096120-A (KR)
Inventor: BUNICK FRANK
IPC: A61K31/165
Filed: 2008-10-29
Abstract: 본 발명은 약 5 중량% 내지 약 40 중량%의 적어도 하나의 수화된 염 및 약학적 활성제를 포함하는 구강내 붕해성 투여 형태를 특징으로 하며, 여기서 적어도 수화된 염은 약 20 내지 약 120℃의 탈수 온도를 갖는다.
Patent KR-20100106342-A (KR)
Inventor: ISHIMARU TAKESHI
IPC: E01C13/08
Filed: 2008-11-28
Abstract: 본 발명은, 롱파일 인공 잔디에 있어서, 사용한 인공 잔디를 재활용하여, 롱파일 인공 잔디의 충전재에 적합한 탄성 입상물로 다시 만드는 재활용 기술을 제공한다.  인공 잔디(3)의 파일(4) 사이에 충전되는 입상물(5)로서, 열가소성 수지를 50 wt% 이상 포함하는 인공 잔디를 소재로 하고, 이 소재에 엘라스토머를 더 첨가하여 입상으로 형성하고, 비중을 1.10 이상으로 한 입상물(5)을 충전한다.
Patent KR-20100110365-A (KR)
Inventor: WARREN RAPHAEL
IPC: A61L15/42
Filed: 2009-02-23
Abstract: 흡수 용품은 특정한 청량제를 포함하는 로션 조성물을 포함한다.  일 실시양태에서, 청량제는 특정한 N-치환된 p-멘탄 카르복스아미드 물질을 포함한다.  다른 실시양태에서, 청량제는 증발 엔탈피가 101.3 ㎪ (760 Torr)에서 적어도 71 kJ/mol인 청량 물질을 포함한다.  특정한 청량제를 포함하는 본 흡수 용품은 흡수 용품의 착용자의 피부에 청량감을 제공한다.
Patent KR-20110002088-A (KR)
Inventor: ASHLEY JAMES P
IPC: G10L19/04
Filed: 2009-04-09
Abstract: 선택적 신호 인코더에서, 입력 신호는 먼저 코어 계층 인코더를 이용하여 인코드되어(1004) 코어 계층 인코드된 신호를 생성한다.  상기 코어 계층 인코드된 신호는 디코드되어 재구성된 신호를 생성하고(1006) 상기 재구성된 신호와 상기 입력 신호 간의 차 신호로서 에러 신호가 생성된다(1008).  상기 재구성된 신호는 상기 입력 신호와 비교된다(1010).  상기 비교에 따라 둘 이상의 강화 계층 인코더들 중 하나가 선택되고 사용되어 상기 에러 신호를 인코드한다(1014, 1016).  상기 코어 계층 인코드된 신호, 상기 강화 계층 인코드된 신호 및 상기 선택 표시자는 (예를 들어, 전송 또는 저장을 위해) 채널로 출력된다(1018).
Patent KR-20110009141-A (KR)
Inventor: ZHENG YUNFEI
IPC: H04N7/32
Filed: 2009-04-07
Abstract: 비디오 부호화 및 복호화에서의 템플릿 매칭 예측을 위한 방법 및 장치가 제공된다.  장치는 영상의 타겟 블럭을 상기 타겟 블럭에 대한 적어도 하나의 예측기를 결정하고 상기 타겟 블럭에 대한 적어도 하나의 부가의 예측기를 검색하도록 상기 적어도 하나의 예측기를 템플릿으로 각각 이용함으로써 부호화하기 위한 부호화기(300)를 포함한다.
Patent KR-20110010747-A (KR)
Inventor: BILLOTEY GEOFFROY
IPC: F01D5/34
Filed: 2009-05-14
Abstract: 본 발명은 만곡형상의 연결부(27)에 의해 임펠러 허브(26)에 연결되는 적어도 1개의 블레이드(24)를 구비하고, 상기 블레이드는 블레이드의 선단(28)과 말단(30) 사이에 형성된 익현을 따라 확장된다. 본 발명은 연결부(27)이 익현을 따라 변하는 타원(E1, E2)의 형상을 나타낸다는 점에 특징이 있다.
Patent KR-20120099307-A (KR)
Title: Polymer and organic light emitting diode comprising the same
Inventor: YANG HYE YEON
IPC: H01L51/50
Filed: 2011-01-17
Abstract: PURPOSE: A polymer is provided to transfer all holes and electrons, to have a high triplet energy level, thereby being capable of improving performance of current density, brightness, etc. of an organic light emitting diode. CONSTITUTION: A polymer comprises repeating units in chemical formula 1 and has a weight average molecular weight of 2000-100000. An organic light emitting diode comprises a substrate, a first electrode, a second electrode, a first layer which comprises the polymer and is inserted between the first electrode and the second electrode. The first layer is an electroluminescent layer and comprises a phosphorescent dopant. The phosphorescent dopant is a metal complex comprising metal selected from of the following: Ir, Pt, Os, Re, Ti, Zr, Hf, or combinations thereof.
Patent KR-20110087219-A (KR)
Title: Damper
Inventor: SATO TOSHIHISA
IPC: F16F9/14
Filed: 2011-01-20
Abstract: PURPOSE: A damper is provided to enable the change of torque depending on the rotating direction of a rotor to be greatly set by synergistic effect of width of the gap in a housing and the change in external diameter of the rotor. CONSTITUTION: A damper comprises a housing(20), a cap, a rotor and a blade unit. The housing has a cylinder shape and is filled with viscous fluid. The cap works as the cover of the housing. The rotor is rotatably supported in the housing. The blade unit is protruded from the rotor.
Patent KR-20110087246-A (KR)
Title: Appratus and method for generating video peculiarity and system thereof
Inventor: CHOI YONG SOO
IPC: G06T7/00
Filed: 2011-01-25
Abstract: PURPOSE: An image processing apparatus and method thereof are provided to prevent a feature vector from being easily changed against the brightness change of an image. CONSTITUTION: A quantization unit(120) performs the quantization of a gray image(110). A filter unit(130) performs filtering for each pixel. A grouping unit(140) groups indexes on a horizontal axis of a histogram corresponding to a filtered gray image. A feature detection unit(150) obtains the characteristic information of the inputted gray image for quantization.
Patent KR-20120090159-A (KR)
Inventor: EUN JUN BEOM
IPC: G09B27/06
Filed: 2011-02-06
Abstract: PURPOSE: A celestial globe for education is provided to improve a leaning effect of a learner and to reduce financial burdens by using thick paper. CONSTITUTION: A celestial sphere is comprised of an equator ring(4c), meridian rings(4b, 5a), and a meridian ring connection disk(4a). The equator ring conforms to an equator of the celestial sphere. The meridian rings are vertically connected to the equator ring. The meridian rings conform to a meridian line. The meridian ring connection disk is connected to both ends of the meridian rings. An axial rod passes through the meridian ring connection disk. The axial rod conforms to an axis of rotation of earth on the celestial sphere. A circular sphere(2) of predetermined size is located on the center of the celestial sphere. The axial rod passes through the circular sphere. The circular sphere conforms to the earth on the celestial sphere. A horizontal plane disk(4d) freely moves on the circular sphere. A base frame passes through the bottom of the axial rod and forms a supporting board. The supporting board fixes the celestial sphere to predetermined angle.
Patent KR-20120091835-A (KR)
Title: System for controlling charging of battery and battery pack comprising the same
Inventor: PARK CHIL SEONG
IPC: G01R31/36
Filed: 2011-02-10
Abstract: PURPOSE: A battery charge control system and a battery pack including the same are provided to reduce the capacity reduction of a battery pack by minimizing the capacity deviation of a battery caused by the output voltage tolerance of a charger. CONSTITUTION: A memory unit(210A) stores a predetermined supply voltage value and charge current value of a battery charger and provides the stored data to a comparing unit(230A) and a control unit(240A). A data communication unit(220A) receives data on the voltage outputted from the battery by performing communication with the battery charger through the communication terminal of a connector and transmits data received from the battery charger periodically to the comparing unit and the control unit. The comparing unit receives the supply voltage value of the battery charger from the memory unit. The control unit receives data on the comparison implemented by the comparing unit.
Patent KR-20120091883-A (KR)
Title: Geothermal exchanging pile
Inventor: LEE JONG SUB
IPC: F25B30/06
Filed: 2011-02-10
Abstract: PURPOSE: An underground heat-exchange pile is provided to improve a thermal conduction rate by effectively delivering ground heat to heat-exchange fluids. CONSTITUTION: An underground heat-exchange pile comprises a hollow pipe(100) and a second hollow pipe(200). The first hollow pipe comprises a first body(110) and a first heat exchange pipe(120). The first body is made of concrete. An inflow pipe(122) and outflow pipe(124) of the first heat exchange pipe are inserted into the first body, and moves heat exchange fluids. The second hollow pipe comprises a second body(210), a second heat exchange pipe(220), and a connecting pipe(226). The inflow pipe and discharge pipe(224) of the second heat exchange pipe are inserted into the second body, and moves the heat exchange fluids. The connection pipe is connected between the inflow pipe and the discharge pipe. The inflow and discharge pipes of the first and second hollow pipes are connected each other in a longitudinal direction. The second hollow pipe is placed at the lowest side.
Patent KR-20120092818-A (KR)
Title: Non symmetric air-bag apparatus
Inventor: HAM JUNG SIK
IPC: B60R21/23
Filed: 2011-02-14
Abstract: PURPOSE: An asymmetrical passenger airbag device is provided to reduce impact moment generating when a neck is broken because the neck is rotated by pushing a head of passengers in a lateral direction when an airbag cushion is bulged. CONSTITUTION: An asymmetrical passenger airbag device(A) comprises an airbag cushion(1) and an inflator(3). The inflator generates gas for expanding the airbag cushion. The front of the airbag cushion where a head of passengers is contacted is warped to form a tilting surface(4). When an airbag is swelled, the head of passengers is laterally rotated along the tilting surface.
Patent KR-20110096483-A (KR)
Inventor: BOUTAUD JEAN PIERRE
IPC: F16D13/64
Filed: 2011-02-14
Abstract: 본 발명은 금속 지지부(7)에 고정되는 마찰 라이닝(6)을 포함하며 마찰 유닛(2)이 장착되는 클러치 마찰 디스크(1)에 관한 것이다.  마찰 유닛은 라이닝(6)과 지지부(7)를 통해 절삭되는 일정한 직경(D1)을 갖는 제 1 홀(8)과, 라이닝(6)을 통과하는 제 1 직경(D1)을 갖는 제 1 부분(10), 및 지지부(7)를 통해 절삭되며 제 1 직경(D1)보다 작은 제 2 직경(D2)을 갖는 제 2 부분(11)을 포함하는 제 2 홀(9)을 포함한다.
Patent KR-20110095191-A (KR)
Title: Non-contact dancer mechanisms, web isolation apparatuses and methods for using the same
Inventor: CHANG CHESTER H H
IPC: B65H20/14
Filed: 2011-02-16
Abstract: PURPOSE: Mechanically, it can not contact to the web and the difference of the provision rate of the captured rate of the down stream process and the up stream process can be recompensed and the damage about the web is prevented. CONSTITUTION: A non-contact dancer mechanism comprises a variable position web support plenum(104), a support plenum counter balance(110), and a displacement sensor(120). It is controllable, the web support plenum is located on the guide rail. By including the arcuate exterior equipped with a fluid vent(103) the web support plenum prevents the contact about the web of the brittle material and the mechanical damage. In the fluid vent, the web of the brittle material is supported through the arcuate exterior. The fluid is emitted in order to be separated from the arcuate exterior. The support plenum counter balance is mechanically connected to the variable position web support plenum. The supporting plenum counter balance supports the variable position web support plenum a part weight on the guide rail. The supporting plenum counter balance comprises a air cylinder. The displacement sensor decides the displacement of the variable position web supporting plenum on the guide rail.
Patent KR-20120097085-A (KR)
Title: Punch for office work
Inventor: LEE YONG WOO
IPC: B26F1/00
Filed: 2011-02-24
Abstract: PURPOSE: A punch for an office having a decompression structure is provided to efficiently perform a punching by pushing a push member using only a small amount of power. CONSTITUTION: A punch for an office having a decompression structure comprises a push member(30), a pair of side members(20), and a punch blade(40). Both ends of a first connection pin(62) are fixed to the inner walls of the push member. Both ends of a second connection pin(64) are fixed to the inner walls of the side members. One ends of a pair of first arms(70) penetrate through the first connection pin, and one ends of a pair of second arms(72) penetrate through the second connection pin. The other ends of the first and second arms are connected to each other through a third connection pin(66). The punch blade is coupled between the second arms through a coupling pin(60) and is moved vertically.
Patent KR-20120099843-A (KR)
Title: Ramp for head parking and hard disk drive having the same
Inventor: LIM HONG TAEK
IPC: G11B21/22
Filed: 2011-03-02
Abstract: PURPOSE: A ramp for magnetic head parking and a hard disk drive equipping the same are provided to prevent assembly time from increasing by easily and simply assembling a ramp in a base. CONSTITUTION: A head stack assembly is combined with a base(120). A ramp(160) for magnetic head parking is arranged in a disk. The ramp for magnetic head parking is supported to an end tap. The magnetic head is parked to the ramp for magnetic head parking. A contact unit is arranged in the ramp for magnetic head parking.
Patent KR-20120101871-A (KR)
Title: Apparatus having pressure type touch screen panel
Inventor: KIM JUNG WON
IPC: G06F3/041
Filed: 2011-03-07
Abstract: PURPOSE: A touch screen device of a pressure method is provided to include a proper structure for foreign substance permeation prevention in between a window and a display panel, thereby preventing inflow of the foreign substance. CONSTITUTION: A window(210) protects a touch screen device. A display panel(250) is arranged in a lower side of the window by separation from the window. A display sensing panel(230) outputs capacitance variation according to applied pressure in the window. The display sensing panel forms a space in between the window and the display panel. The touch sensing panel is attached to the lower part of the window and to an upper side of the display panel. The touch sensing panel prevents inflow of a foreign substance for the space.
Patent KR-20120105902-A (KR)
Title: Floor tile being bevelled on the surface
Inventor: KIM GYU YULL
IPC: B29D7/00
Filed: 2011-03-17
Abstract: PURPOSE: A floor tile with chamfered side is provided to maximally suppressing dust and noise by cutting the upper edge parts in each direction. CONSTITUTION: A floor tile with chamfered side is transferred in a first transferring direction and is cut a pair of upper side corner units. The floor tile is transferred in a second transferring direction which is perpendicular to the first transferring direction and is cut another upper corner unit. A chamfering device of the floor tile comprises a first pressurizer, a second pressurizer, a second cutting device(100), a third pressurizer, a third cutting device(70), a fourth pressurizer, and a fourth cutting device(90). The first pressurizer closely and successively bonds the resin based floor tiles towards the right side based on the transferring direction. The first cutting device cuts the upper first corner of the resin based floor tile to the predetermined angle and depth. The second pressurizer adheres closely the resin based floor tile towards the left side based on the transferring direction.
Patent KR-20120106398-A (KR)
Title: Antioxidant composition comprising thymus quinquecostatus extracts
Inventor: PARK PYO JAM
IPC: A61Q19/00
Filed: 2011-03-18
Abstract: PURPOSE: A method for preparing Thymus quinquecostatus extract with an antioxidation effect is provided to ensure excellent antioxidation effect without toxicity and side effect and to treat or prevent aging and diseases caused by oxidation. CONSTITUTION: An antioxidative composition contains Thymus quinquecostatus extract as an active ingredient. The antioxidative composition is used as a pharmaceutical product for preventing or treating disease caused by oxide by containing pharmaceutically acceptable carriers or excipient. The extract contains polyphenol and flavonoid. The antioxidative composition further contains sitologically acceptable extract, nutrient, or food additives.
Patent KR-20110111245-A (KR)
Inventor: CHANG YIH
IPC: G06F3/041
Filed: 2011-03-29
Abstract: 제 1 기판, 제 2 기판 및 상기 제 2 기판 표면에 설치된 터치 센서를 포함하는 터치 센서를 내장한 디스플레이에 관한 것으로서, 상기 제 1 기판의 표면에 설치된 트랜지스터 어레이 및 제 2 기판 표면에 설치된 칼라화소어레이를 포함하되, 상기 트랜지스터 어레이 및 칼라화소어레이는 서로 접하여 정렬된다. 상기 터치 센서는 복수의 전극, 복수의 제 1 도선 및 복수의 제 1 패드를 포함하고 각각의 상기 복수의 제 1 도선은 상기 전극 및 상기 제 1 패드를 연결한다. 상기 제 1 기판에는 별도로 복수의 제 2 패드, 복수의 제 2 도선, 복수의 연결배선 및 복수의 터미널 패드가 설치되고 상기 제 2 도선은 상기 제 2 패드 및 상기 연결배선에 전기적으로 연결되며 또한 적어도 상기 연결배선은 복수의 상기 제 2 도선과 전기적으로 연결된다. 각각의 상기 연결배선과 적어도 터미널 패드는 전기적으로 연결되고 또한 각각의 상기 제 1 패드와 상기 제 2 패드는 전기적으로 연결된다.
Patent KR-20120113843-A (KR)
Title: Method and device for input a plurality of sensors
Inventor: CHOI GYU TAE
IPC: H04L29/10
Filed: 2011-04-06
Abstract: PURPOSE: A method and device for inputting a plurality of sensor data using a single data conversion unit are provided to receive a plurality of sensor data using a single data conversion unit by adding control logic for verification. CONSTITUTION: A phase shift unit(410) phase-shifts synchronization data inputted from a first MIPI(Mobile Industry Processor Interface) sensor connected to a host device according to a designated DLL(Delay Lock Loop) value. A verification unit(430) outputs a DLL value change command for phase shift according to matching between synchronization data of the first MIPI sensor outputted from the phase shift unit and preset data. A clock signal line of the first MIPI sensor is not connected to the host device. [Reference numerals] (410) Phase shift unit; (420) Data conversion unit; (430) Verification unit; (440) Receiving block
Patent KR-20120115450-A (KR)
Inventor: GONG HYUNG DONG
IPC: A42B3/04
Filed: 2011-04-10
Abstract: PURPOSE: A helmet type welding machine is provided to reduce the amount of incident light by attaching a film member on the monitoring window of a face shielding part. CONSTITUTION: A helmet type welding machine includes a face shielding part(10), an upper filter(30), and a lower filter(40). A film member(11) is attached on the monitoring window of the face shielding part. The intensity of incident light is reduced by the film element. The intensity of emitting light is maintained. The filter blocks the introduction of foreign materials such as heavy metals of large particle sizes and allows the introduction of organic materials such as oxygen and nitrogen of small particle sizes.
Patent KR-20120118536-A (KR)
Title: Detection method for metallothionein using quartz crystal microbalance immunosensor
Inventor: KIM NAM SOO
IPC: G01N33/20
Filed: 2011-04-19
Abstract: PURPOSE: A human anti-epithelial cell growth factor receptor Fab antibody and a detection method thereof are provided to detect metallothionine included in a sample up to the concentration of 0.1 nanogram/ml. CONSTITUTION: A detecting method of metallothionine included in a sample comprises the following steps: conflict reacting metallothionine fixed on the electrode surface of quartz crystal microbalance(QCM) chip with a sample for primary antibody; reacting the primary antibody combined with the fixed metallothionine with a secondary anti body in which horseradish peroxidase(HRP) is tagged; obtaining the frequency(F1) of vibration in a steady- state by adding a reactive buffer solution to the secondary antibody; obtaining the frequency(F2) of vibration in the steady- state by reacting 3,3'-diaminobenzidine(DAB) and H2O2 substrate solution with the secondary antibody in which the HRP is tagged; and measuring the vibration frequency variation(ΔF = F1-F2) from the frequency(F1) and the vibration frequency(F2).