JP2021038981A5 - - Google Patents
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- JP2021038981A5 JP2021038981A5 JP2019159761A JP2019159761A JP2021038981A5 JP 2021038981 A5 JP2021038981 A5 JP 2021038981A5 JP 2019159761 A JP2019159761 A JP 2019159761A JP 2019159761 A JP2019159761 A JP 2019159761A JP 2021038981 A5 JP2021038981 A5 JP 2021038981A5
- Authority
- JP
- Japan
- Prior art keywords
- period
- measurement method
- periods
- ultrasonic
- voltage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000691 measurement method Methods 0.000 claims 13
- 238000001514 detection method Methods 0.000 claims 10
- 238000000034 method Methods 0.000 claims 5
- 238000003384 imaging method Methods 0.000 claims 2
- 238000005259 measurement Methods 0.000 claims 2
- 239000000523 sample Substances 0.000 claims 2
- 230000035945 sensitivity Effects 0.000 claims 2
- 238000007689 inspection Methods 0.000 claims 1
- 238000002604 ultrasonography Methods 0.000 claims 1
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019159761A JP2021038981A (ja) | 2019-09-02 | 2019-09-02 | 容量検出型超音波トランスデューサを使用した計測方法 |
| DE102020121918.0A DE102020121918A1 (de) | 2019-09-02 | 2020-08-21 | Verfahren zur Messung von Ultraschallwellen unter Verwendung eines kapazitiven mikrobearbeiteten Ultraschallwandlers |
| US17/007,237 US20210063553A1 (en) | 2019-09-02 | 2020-08-31 | Measurement Method of Ultrasonic Wave Using Capacitive Micromachined Ultrasonic Transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019159761A JP2021038981A (ja) | 2019-09-02 | 2019-09-02 | 容量検出型超音波トランスデューサを使用した計測方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2021038981A JP2021038981A (ja) | 2021-03-11 |
| JP2021038981A5 true JP2021038981A5 (https=) | 2021-12-23 |
Family
ID=74565002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019159761A Pending JP2021038981A (ja) | 2019-09-02 | 2019-09-02 | 容量検出型超音波トランスデューサを使用した計測方法 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20210063553A1 (https=) |
| JP (1) | JP2021038981A (https=) |
| DE (1) | DE102020121918A1 (https=) |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4636714A (en) * | 1984-01-18 | 1987-01-13 | Wystron, Inc. | Capacitive transducer and method |
| US4743836A (en) * | 1985-12-06 | 1988-05-10 | United Technologies Corporation | Capacitive circuit for measuring a parameter having a linear output voltage |
| US5161128A (en) * | 1990-11-30 | 1992-11-03 | Ultrasonic Arrays, Inc. | Capacitive transducer system and method |
| DE19528454C1 (de) * | 1995-08-03 | 1996-08-08 | Grieshaber Vega Kg | Verfahren und Schaltungsanordnung zur Messung einer Kapazität |
| KR100595922B1 (ko) * | 1998-01-26 | 2006-07-05 | 웨인 웨스터만 | 수동 입력 통합 방법 및 장치 |
| US6985142B1 (en) * | 1998-09-03 | 2006-01-10 | University Of Southern California | Power-efficient, pulsed driving of capacitive loads to controllable voltage levels |
| US20070079658A1 (en) * | 2005-09-23 | 2007-04-12 | Siemens Medical Solutions Usa, Inc. | Rotating aperture for ultrasound imaging with a capacitive membrane or electrostrictive ultrasound transducer |
| JP4812771B2 (ja) * | 2005-11-18 | 2011-11-09 | 株式会社日立メディコ | 超音波診断装置、超音波診断装置の較正方法 |
| US7599254B2 (en) * | 2005-12-20 | 2009-10-06 | Siemens Medical Solutions Usa, Inc. | Transducer static discharge methods and apparatus |
| JP2010042146A (ja) * | 2008-08-13 | 2010-02-25 | Ge Medical Systems Global Technology Co Llc | 超音波撮像装置 |
| US8176787B2 (en) * | 2008-12-17 | 2012-05-15 | General Electric Company | Systems and methods for operating a two-dimensional transducer array |
| US8315125B2 (en) * | 2009-03-18 | 2012-11-20 | Sonetics Ultrasound, Inc. | System and method for biasing CMUT elements |
| JP4906978B2 (ja) * | 2010-04-15 | 2012-03-28 | オリンパスメディカルシステムズ株式会社 | 超音波診断システム |
| EP2548513B1 (en) * | 2010-12-28 | 2014-01-01 | Olympus Medical Systems Corp. | Ultrasound observation apparatus |
| WO2013136212A1 (en) * | 2012-03-13 | 2013-09-19 | Koninklijke Philips N.V. | Capacitive micro-machined ultrasound transducer device with charging voltage source |
| US9778348B1 (en) * | 2016-03-31 | 2017-10-03 | Butterfly Network, Inc. | Symmetric receiver switch for bipolar pulser |
| US10082565B2 (en) * | 2016-03-31 | 2018-09-25 | Butterfly Network, Inc. | Multilevel bipolar pulser |
| US11864947B2 (en) * | 2016-12-22 | 2024-01-09 | Koninklijke Philips N.V. | Systems and methods of operation of capacitive radio frequency micro-electromechanical switches |
-
2019
- 2019-09-02 JP JP2019159761A patent/JP2021038981A/ja active Pending
-
2020
- 2020-08-21 DE DE102020121918.0A patent/DE102020121918A1/de not_active Withdrawn
- 2020-08-31 US US17/007,237 patent/US20210063553A1/en not_active Abandoned
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