ITMI20112421A1 - Metodo e circuito per determinare frequenze di risonanza di un dispositivo risonante - Google Patents
Metodo e circuito per determinare frequenze di risonanza di un dispositivo risonanteInfo
- Publication number
- ITMI20112421A1 ITMI20112421A1 IT002421A ITMI20112421A ITMI20112421A1 IT MI20112421 A1 ITMI20112421 A1 IT MI20112421A1 IT 002421 A IT002421 A IT 002421A IT MI20112421 A ITMI20112421 A IT MI20112421A IT MI20112421 A1 ITMI20112421 A1 IT MI20112421A1
- Authority
- IT
- Italy
- Prior art keywords
- circuit
- resonance frequencies
- resonant device
- determine resonance
- resonant
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H13/00—Measuring resonant frequency
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT002421A ITMI20112421A1 (it) | 2011-12-29 | 2011-12-29 | Metodo e circuito per determinare frequenze di risonanza di un dispositivo risonante |
US13/721,721 US9709533B2 (en) | 2011-12-29 | 2012-12-20 | Method and circuit for determining resonant frequencies of a resonant device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT002421A ITMI20112421A1 (it) | 2011-12-29 | 2011-12-29 | Metodo e circuito per determinare frequenze di risonanza di un dispositivo risonante |
Publications (1)
Publication Number | Publication Date |
---|---|
ITMI20112421A1 true ITMI20112421A1 (it) | 2013-06-30 |
Family
ID=45809438
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT002421A ITMI20112421A1 (it) | 2011-12-29 | 2011-12-29 | Metodo e circuito per determinare frequenze di risonanza di un dispositivo risonante |
Country Status (2)
Country | Link |
---|---|
US (1) | US9709533B2 (it) |
IT (1) | ITMI20112421A1 (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111504444B (zh) * | 2020-04-22 | 2021-11-05 | 清华大学 | 超磁致伸缩超声换能器谐振频率确定装置及方法 |
CN112505139B (zh) * | 2020-12-15 | 2022-11-25 | 爱德森(厦门)电子有限公司 | 一种复合材料检测去除干扰信号的方法及检测装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3374663A (en) * | 1965-04-16 | 1968-03-26 | Electronic Systems Inc | Vibration detector |
US4015202A (en) * | 1975-10-01 | 1977-03-29 | Chevron Research Company | Automatic measurement and display of resonance frequencies of seismic detection elements |
SU832352A1 (ru) * | 1979-07-11 | 1981-05-23 | Институт Проблем Прочности Ан Усср | Способ измерени резонансной частотыОб'ЕКТОВ |
US5414406A (en) * | 1992-04-21 | 1995-05-09 | Sparton Corporation | Self-tuning vehicle horn |
US20100198528A1 (en) * | 2009-02-03 | 2010-08-05 | Mccauley Jack J | Systems and methods for an impact location and amplitude sensor |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH618572B (fr) * | 1977-10-10 | Etic Electronic Time Co | Procede de mesure de la marche ou de l'ecart de frequence d'une piece d'horlogerie a quartz et appareil de mesure pour la mise en oeuvre de ce procede. | |
MC200048A1 (fr) * | 2000-07-31 | 2002-07-02 | Gerard Popineau | Dispositif de commande d'un systeme informatique |
US6972553B2 (en) * | 2002-02-14 | 2005-12-06 | The Charles Stark Draper Laboratory, Inc. | Sensor readout circuit |
US8132459B2 (en) * | 2008-09-13 | 2012-03-13 | Texas Instruments Incorporated | System and method to determine mechanical resonance of an accelerometer |
US8804265B2 (en) * | 2011-12-23 | 2014-08-12 | Rohm Co., Ltd. | Calibration of a resonance frequency filter |
US8737012B2 (en) * | 2012-09-05 | 2014-05-27 | Texas Instruments Incorporated | System and method for automatic calibration of notch filter of hard disk drive |
-
2011
- 2011-12-29 IT IT002421A patent/ITMI20112421A1/it unknown
-
2012
- 2012-12-20 US US13/721,721 patent/US9709533B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3374663A (en) * | 1965-04-16 | 1968-03-26 | Electronic Systems Inc | Vibration detector |
US4015202A (en) * | 1975-10-01 | 1977-03-29 | Chevron Research Company | Automatic measurement and display of resonance frequencies of seismic detection elements |
SU832352A1 (ru) * | 1979-07-11 | 1981-05-23 | Институт Проблем Прочности Ан Усср | Способ измерени резонансной частотыОб'ЕКТОВ |
US5414406A (en) * | 1992-04-21 | 1995-05-09 | Sparton Corporation | Self-tuning vehicle horn |
US20100198528A1 (en) * | 2009-02-03 | 2010-08-05 | Mccauley Jack J | Systems and methods for an impact location and amplitude sensor |
Also Published As
Publication number | Publication date |
---|---|
US20130167643A1 (en) | 2013-07-04 |
US9709533B2 (en) | 2017-07-18 |
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