EA200800748A1 - Построение акустических изображений путем нелинейного низкочастотного управления свойствами высокочастотного рассеяния и распространения - Google Patents
Построение акустических изображений путем нелинейного низкочастотного управления свойствами высокочастотного рассеяния и распространенияInfo
- Publication number
- EA200800748A1 EA200800748A1 EA200800748A EA200800748A EA200800748A1 EA 200800748 A1 EA200800748 A1 EA 200800748A1 EA 200800748 A EA200800748 A EA 200800748A EA 200800748 A EA200800748 A EA 200800748A EA 200800748 A1 EA200800748 A1 EA 200800748A1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- frequency
- pulses
- images
- acoustic
- methods
- Prior art date
Links
- 238000010276 construction Methods 0.000 title 1
- 238000000034 method Methods 0.000 abstract 6
- 230000004075 alteration Effects 0.000 abstract 1
- 238000012937 correction Methods 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 230000035945 sensitivity Effects 0.000 abstract 1
- 238000002604 ultrasonography Methods 0.000 abstract 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/28—Processing seismic data, e.g. for interpretation or for event detection
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
- G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
- G01S15/895—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques characterised by the transmitted frequency spectrum
- G01S15/8952—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques characterised by the transmitted frequency spectrum using discrete, multiple frequencies
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/96—Sonar systems specially adapted for specific applications for locating fish
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/52019—Details of transmitters
- G01S7/5202—Details of transmitters for pulse systems
- G01S7/52022—Details of transmitters for pulse systems using a sequence of pulses, at least one pulse manipulating the transmissivity or reflexivity of the medium
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/52023—Details of receivers
- G01S7/52036—Details of receivers using analysis of echo signal for target characterisation
- G01S7/52038—Details of receivers using analysis of echo signal for target characterisation involving non-linear properties of the propagation medium or of the reflective target
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/52046—Techniques for image enhancement involving transmitter or receiver
- G01S7/52049—Techniques for image enhancement involving transmitter or receiver using correction of medium-induced phase aberration
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/48—Diagnostic techniques
- A61B8/485—Diagnostic techniques involving measuring strain or elastic properties
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
- G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
- G01S15/8909—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/52077—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging with means for elimination of unwanted signals, e.g. noise or interference
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V2210/00—Details of seismic processing or analysis
- G01V2210/50—Corrections or adjustments related to wave propagation
- G01V2210/56—De-ghosting; Reverberation compensation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V2210/00—Details of seismic processing or analysis
- G01V2210/50—Corrections or adjustments related to wave propagation
- G01V2210/58—Media-related
Landscapes
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Acoustics & Sound (AREA)
- Life Sciences & Earth Sciences (AREA)
- Nonlinear Science (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Abstract
Представлен новый способ построения акустических изображений, который обеспечивает получение изображений с сниженным шумом реверберации, получение изображений параметров нелинейного рассеяния и распространения от объекта, а также способы определения коррекций для аберраций волнового фронта, вызванных пространственными изменениями акустической скорости распространения. Эти способы нашли применение в различных областях, таких как акустические изображения геологических структур, получение изображений подводных объектов с помощью гидролокации, а также в получении медицинских ультразвуковых изображений. Способы основаны на обработке принятых сигналов от излученных групп акустических импульсов в двухполосном частотном диапазоне с перекрывающимися высокочастотными и низкочастотными импульсами. Высокочастотный импульс используется для реконструкции изображения, тогда как низкочастотный импульс используется для управления свойствами высокочастотного рассеяния и/или распространения высокочастотного импульса. 1-ый способ использует рассеянный сигнал от одиночной группы импульсов в двухполосном частотном диапазоне для фильтрации в области «быстрого времени» (времени глубины) для построения сигнала с подавленным шумом реверберации, с чувствительностью 1-ой гармоники и улучшенной пространственной разрешимостью. В других способах излучают две или более двух групп импульсов в двухполосном частотном диапазоне, в которых частота, и/или фаза, и/или амплитуда низкочастотного импульса изменяется с каждой излученной группой импульсов. Путем фильтрации координаты номера импульса и корректировки
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/NO2005/000323 WO2007030016A1 (en) | 2005-09-08 | 2005-09-08 | Acoustic imaging by nonlinear low frequency manipulation of high frequency scattering and propagation properties |
Publications (2)
Publication Number | Publication Date |
---|---|
EA200800748A1 true EA200800748A1 (ru) | 2008-08-29 |
EA014167B1 EA014167B1 (ru) | 2010-10-29 |
Family
ID=36215797
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EA200800748A EA014167B1 (ru) | 2005-09-08 | 2005-09-08 | Способ построения изображения акустических свойств путем нелинейного низкочастотного управления свойствами высокочастотного рассеяния и распространения (варианты) и акустическое устройство для осуществления этого способа |
Country Status (3)
Country | Link |
---|---|
BR (1) | BRPI0520533A2 (ru) |
EA (1) | EA014167B1 (ru) |
WO (1) | WO2007030016A1 (ru) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113406637A (zh) * | 2021-06-23 | 2021-09-17 | 电子科技大学 | 一种基于双频窄带信号的联合迭代层析成像方法 |
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US8559269B2 (en) | 2008-07-02 | 2013-10-15 | Chevron U.S.A., Inc. | Device and method for generating a beam of acoustic energy from a borehole, and applications thereof |
US8547790B2 (en) | 2008-07-02 | 2013-10-01 | Chevron U.S.A. Inc. | Device and method for generating a beam of acoustic energy from a borehole, and applications thereof |
US8547791B2 (en) | 2008-07-02 | 2013-10-01 | Chevron U.S.A. Inc. | Device and method for generating a beam of acoustic energy from a borehole, and applications thereof |
US8289808B2 (en) * | 2009-04-16 | 2012-10-16 | Chevron U.S.A., Inc. | System and method to estimate compressional to shear velocity (VP/VS) ratio in a region remote from a borehole |
GB2484753B (en) | 2010-08-20 | 2013-01-02 | Surf Technology As | Method for imaging of nonlinear interaction scattering |
AU2011326567B2 (en) | 2010-11-12 | 2014-05-15 | Chevron U.S.A. Inc. | System and method for investigating sub-surface features of a rock formation |
US20140056111A1 (en) | 2012-08-21 | 2014-02-27 | Cung Khac Vu | Acoustic detector |
TWI461723B (zh) * | 2013-10-11 | 2014-11-21 | Univ Nat Taiwan | 超音波聲速校正方法 |
CN104049243B (zh) * | 2014-06-12 | 2016-08-17 | 中国科学院电子学研究所 | 一种合成孔径雷达图像仿真的方法及系统 |
US20190029651A1 (en) * | 2016-02-26 | 2019-01-31 | Koninklijke Philips N.V. | Clutter filters for strain and other ultrasonic deformation imaging |
WO2018060820A1 (en) * | 2016-09-29 | 2018-04-05 | Koninklijke Philips N.V. | Ultrasonic shear wave imaging with background motion compensation |
CN113759354B (zh) * | 2020-06-02 | 2024-02-09 | 中国科学院声学研究所 | 一种适用于侧扫声呐的自适应底混响抑制方法 |
CN112433219B (zh) * | 2020-11-03 | 2024-05-31 | 深圳市汇海潜水工程服务有限公司 | 水下探测方法、系统及可读存储介质 |
CN114812790B (zh) * | 2022-03-30 | 2023-09-12 | 江南工业集团有限公司 | 一种声信号处理抗干扰的方法及装置 |
CN117310671B (zh) * | 2023-11-29 | 2024-03-01 | 中国海洋大学 | 应用消频散变换的浅海声源距离环境自适应估计方法 |
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-
2005
- 2005-09-08 EA EA200800748A patent/EA014167B1/ru not_active IP Right Cessation
- 2005-09-08 BR BRPI0520533-6A patent/BRPI0520533A2/pt not_active IP Right Cessation
- 2005-09-08 WO PCT/NO2005/000323 patent/WO2007030016A1/en active Application Filing
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113406637A (zh) * | 2021-06-23 | 2021-09-17 | 电子科技大学 | 一种基于双频窄带信号的联合迭代层析成像方法 |
Also Published As
Publication number | Publication date |
---|---|
BRPI0520533A2 (pt) | 2009-10-06 |
EA014167B1 (ru) | 2010-10-29 |
WO2007030016A1 (en) | 2007-03-15 |
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PC4A | Registration of transfer of a eurasian patent by assignment | ||
MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): AM AZ BY KZ KG MD TJ TM RU |