CN101904751B - 超声信号压缩 - Google Patents

超声信号压缩 Download PDF

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Publication number
CN101904751B
CN101904751B CN 201010185435 CN201010185435A CN101904751B CN 101904751 B CN101904751 B CN 101904751B CN 201010185435 CN201010185435 CN 201010185435 CN 201010185435 A CN201010185435 A CN 201010185435A CN 101904751 B CN101904751 B CN 101904751B
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sample
signal
sequence
compression
signal samples
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CN 201010185435
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Chinese (zh)
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CN101904751A (zh
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阿尔伯特·W·魏格纳
迈克·V·南诺伟奇
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Samplify Systems Inc
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Samplify Systems Inc
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S7/00Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52023Details of receivers
    • G01S7/52034Data rate converters
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/48Diagnostic techniques
    • A61B8/483Diagnostic techniques involving the acquisition of a 3D volume of data

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Public Health (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Veterinary Medicine (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Theoretical Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
CN 201010185435 2009-06-02 2010-05-20 超声信号压缩 Expired - Fee Related CN101904751B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/477,062 2009-06-02
US12/477,062 US8157738B2 (en) 2009-06-02 2009-06-02 Ultrasound signal compression

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CN101904751A CN101904751A (zh) 2010-12-08
CN101904751B true CN101904751B (zh) 2013-06-05

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CN 201010185435 Expired - Fee Related CN101904751B (zh) 2009-06-02 2010-05-20 超声信号压缩
CN 201020204940 Expired - Lifetime CN201855273U (zh) 2009-06-02 2010-05-20 超声成像系统中的装置

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EP (1) EP2437665A2 (enExample)
JP (1) JP5715621B2 (enExample)
KR (1) KR101647797B1 (enExample)
CN (2) CN101904751B (enExample)
WO (1) WO2010141370A2 (enExample)

Families Citing this family (89)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8157738B2 (en) * 2009-06-02 2012-04-17 Samplify Systems, Inc. Ultrasound signal compression
US8396119B1 (en) * 2009-09-30 2013-03-12 Ambarella, Inc. Data sample compression and decompression using randomized quantization bins
TWI378255B (en) * 2009-09-30 2012-12-01 Pai Chi Li Ultrasonic image processing system and ultrasonic image processing method thereof
KR101703207B1 (ko) * 2009-09-30 2017-02-06 알테라 코포레이션 압축 및 압축해제를 이용한 향상된 멀티 프로세서 파형 데이터 교환
US8301803B2 (en) 2009-10-23 2012-10-30 Samplify Systems, Inc. Block floating point compression of signal data
KR101335724B1 (ko) * 2010-08-09 2013-12-04 삼성전자주식회사 초음파 진단기 및 그 제어방법
KR20140040679A (ko) * 2010-11-15 2014-04-03 인디언 인스티튜트 오브 테크놀로지 카라그푸르 향상된 초음파 이미징 시스템의 스펙클 저감/억제를 위한 향상된 초음파 이미징 방법/기술
TW201232476A (en) * 2011-01-27 2012-08-01 Univ Nat Taiwan Detection system and signal processing method thereof
JP5769678B2 (ja) * 2011-11-10 2015-08-26 富士フイルム株式会社 超音波診断装置および超音波画像生成方法
KR101929516B1 (ko) 2011-12-26 2018-12-17 한국전자통신연구원 직교 주파수 분할 다중 방식의 신호 송신 방법 및 이에 적용되는 장치
DE102012200729A1 (de) * 2012-01-19 2013-07-25 Robert Bosch Gmbh Verfahren und Umfelderfassungsvorrichtung zur Bestimmung der Position und/oder der Bewegung mindestens eines Objektes in der Umgebung eines Fahrzeuges mittels von an dem Objekt reflektierten akustischen Signalen
FR2989805A1 (fr) * 2012-04-19 2013-10-25 France Telecom Procede de codage et de decodage d'images integrales, dispositif de codage et de decodage d'images integrales et programmes d'ordinateur correspondants
US11452153B2 (en) 2012-05-01 2022-09-20 Lisnr, Inc. Pairing and gateway connection using sonic tones
WO2013166158A1 (en) 2012-05-01 2013-11-07 Lisnr, Llc Systems and methods for content delivery and management
US9355613B2 (en) 2012-10-09 2016-05-31 Mediatek Inc. Data processing apparatus for transmitting/receiving compression-related indication information via display interface and related data processing method
US9568985B2 (en) * 2012-11-23 2017-02-14 Mediatek Inc. Data processing apparatus with adaptive compression algorithm selection based on visibility of compression artifacts for data communication over camera interface and related data processing method
US9100307B2 (en) * 2012-12-11 2015-08-04 General Electric Company Systems and methods for communicating ultrasound data by adjusting compression rate and/or frame rate of region of interest mask
CN104055534B (zh) * 2013-03-21 2016-12-28 重庆海扶医疗科技股份有限公司 超声图像/超声视频传输方法和装置
KR101978178B1 (ko) * 2013-05-24 2019-05-15 삼성전자주식회사 초음파 데이터를 처리하는 데이터 처리 장치 및 방법
US20140355665A1 (en) * 2013-05-31 2014-12-04 Altera Corporation Adaptive Video Reference Frame Compression with Control Elements
US10024976B2 (en) 2013-08-21 2018-07-17 Samsung Electronics Co., Ltd Method and apparatus for reducing memory and communications bandwidth requirements in GNSS receivers
US9344649B2 (en) * 2013-08-23 2016-05-17 Semiconductor Components Industries, Llc Floating point image sensors with different integration times
US9445028B2 (en) * 2013-08-23 2016-09-13 Semiconductor Components Industries, Llc Image sensors for generating floating point numbers
US9785592B2 (en) 2014-01-22 2017-10-10 Avago Technologies General Ip (Singapore) Pte. Ltd. High density mapping for multiple converter samples in multiple lane interface
EP3108265A1 (en) * 2014-02-18 2016-12-28 Sound Technology Inc. Acoustic signal phase rotation processor
KR102265953B1 (ko) * 2014-03-06 2021-06-17 삼성메디슨 주식회사 개선된 화질의 초음파 영상을 형성하는 방법 및 이를 위한 장치
US9059970B1 (en) * 2014-04-28 2015-06-16 Innowireless Co., Ltd. Method of compressing and decompressing I/Q sample data in cloud radio access network
EP3190975B1 (en) 2014-08-05 2021-01-06 Habico, Inc. Device, system, and method for hemispheric breast imaging
EP4368118A3 (en) * 2014-09-11 2024-07-24 Koninklijke Philips N.V. Sensor interface device providing digital processing of intravascular flow and pressure data
SG11201703115UA (en) * 2014-10-15 2017-05-30 Lisnr Inc Inaudible signaling tone
TWI613459B (zh) 2014-12-29 2018-02-01 財團法人工業技術研究院 超音波波束成像系統與方法,及其波束合成電路
DE102015104809A1 (de) * 2015-03-27 2016-09-29 Intel IP Corporation Eine Vorrichtung und ein Verfahren zum Verarbeiten eines Signals, das von einem empfangenen Radiofrequenzsignal abhängt
US11684346B2 (en) * 2015-05-29 2023-06-27 Siemens Medical Solutions Usa, Inc. Ultrasound beamformer-based channel data compression
KR102551252B1 (ko) 2015-11-11 2023-07-05 삼성메디슨 주식회사 초음파 진단 장치 및 그 동작방법
US9492144B1 (en) 2015-12-02 2016-11-15 Butterfly Network, Inc. Multi-level pulser and related apparatus and methods
US10187020B2 (en) 2015-12-02 2019-01-22 Butterfly Network, Inc. Trans-impedance amplifier for ultrasound device and related apparatus and methods
US10082488B2 (en) 2015-12-02 2018-09-25 Butterfly Network, Inc. Time gain compensation circuit and related apparatus and methods
US9705518B2 (en) 2015-12-02 2017-07-11 Butterfly Network, Inc. Asynchronous successive approximation analog-to-digital converter and related methods and apparatus
US10175347B2 (en) 2015-12-02 2019-01-08 Butterfly Network, Inc. Ultrasound receiver circuitry and related apparatus and methods
GB2545503B (en) 2015-12-18 2020-04-08 Imagination Tech Ltd Lossy data compression
US10139480B2 (en) * 2016-02-19 2018-11-27 Fujifilm Sonosite, Inc. Ultrasound transducer with data compression
US10677901B2 (en) 2016-04-08 2020-06-09 Samsung Medison Co., Ltd. Ultrasound diagnosis apparatus and method of operating the ultrasound diagnosis apparatus
US10656244B2 (en) * 2016-04-08 2020-05-19 General Radar Corp. Reconfigurable correlator (pulse compression receiver) and beam former based on multi-gigabit serial transceivers (SERDES)
US11771403B2 (en) * 2016-09-02 2023-10-03 Koninklijke Philips N.V. Ultrasound probe with thirty-two channel digital microbeamformer
EP3518781A4 (en) * 2016-09-28 2020-06-17 Covidien LP SYSTEM AND METHOD FOR PARALLELIZING CPU AND GPU PROCESSING FOR ULTRASONIC IMAGING DEVICES
CN107961034A (zh) * 2016-10-19 2018-04-27 北京东软医疗设备有限公司 处理通道数据的方法及装置
CN109923786B (zh) * 2016-11-08 2023-10-24 皇家飞利浦有限公司 用于无线数据传输范围扩展的方法
GB201701848D0 (en) * 2017-02-03 2017-03-22 Novelda As Reciever
GB2560167B (en) * 2017-02-28 2021-12-22 Imv Imaging Uk Ltd Ultrasound Imaging apparatus and methods
US10856843B2 (en) 2017-03-23 2020-12-08 Vave Health, Inc. Flag table based beamforming in a handheld ultrasound device
US11446003B2 (en) 2017-03-27 2022-09-20 Vave Health, Inc. High performance handheld ultrasound
US11531096B2 (en) 2017-03-23 2022-12-20 Vave Health, Inc. High performance handheld ultrasound
US10469846B2 (en) * 2017-03-27 2019-11-05 Vave Health, Inc. Dynamic range compression of ultrasound images
US10484233B2 (en) * 2017-06-08 2019-11-19 At&T Intellectual Property I, L.P. Implementing provider edge with hybrid packet processing appliance
US11189295B2 (en) 2017-09-28 2021-11-30 Lisnr, Inc. High bandwidth sonic tone generation
WO2019099638A1 (en) 2017-11-15 2019-05-23 Butterfly Network, Inc. Ultrasound apparatuses and methods for fabricating ultrasound devices
EP3752855A1 (en) * 2018-02-16 2020-12-23 Koninklijke Philips N.V. Digital ultrasound cable and associated devices, systems, and methods
CN108919175A (zh) * 2018-06-01 2018-11-30 成都宝通天宇电子科技有限公司 相关干涉仪测向样本内插算法
US11143751B2 (en) * 2018-08-01 2021-10-12 Texas Instruments Incorporated Sound sensing with time-varying thresholds
CN109276276B (zh) * 2018-08-24 2021-06-08 广东省医疗器械质量监督检验所 基于Labview平台的超声内窥成像系统及方法
US10931958B2 (en) * 2018-11-02 2021-02-23 Fungible, Inc. JPEG accelerator using last-non-zero (LNZ) syntax element
US10827191B2 (en) 2018-11-02 2020-11-03 Fungible, Inc. Parallel coding of syntax elements for JPEG accelerator
US10848775B2 (en) 2018-11-02 2020-11-24 Fungible, Inc. Memory layout for JPEG accelerator
US10827192B2 (en) 2018-11-02 2020-11-03 Fungible, Inc. Work allocation for JPEG accelerator
TW202034624A (zh) 2018-11-09 2020-09-16 美商蝴蝶網路公司 用於超音波裝置的跨阻抗放大器(tia)
US11536818B2 (en) 2019-06-25 2022-12-27 Bfly Operations, Inc. Methods and apparatuses for processing ultrasound signals
EP3989835A4 (en) 2019-06-25 2023-08-02 BFLY Operations, Inc. METHODS AND DEVICES FOR PROCESSING ULTRASOUND SIGNALS
US20200405266A1 (en) * 2019-06-25 2020-12-31 Butterfly Network, Inc. Methods and apparatuses for processing ultrasound signals
CN110410284A (zh) * 2019-08-02 2019-11-05 长沙飚能信息科技有限公司 风机叶片根部载荷监测方法及实时在线监测系统
CN110417811B (zh) * 2019-08-22 2021-08-10 上海兆芯集成电路有限公司 比特流编码压缩的方法及装置
KR102733012B1 (ko) * 2019-09-20 2024-11-21 삼성전자주식회사 데이터 압축기를 포함하는 무선 통신 장치 및 이의 동작 방법
CN110618412A (zh) * 2019-10-31 2019-12-27 电子科技大学 一种基于射频采样的宽带数字波束形成方法
US10931293B1 (en) 2019-12-27 2021-02-23 Seagate Technology Llc Transform domain analytics-based channel design
EP3878368A1 (en) * 2020-03-10 2021-09-15 piur imaging GmbH Method and apparatus for generating a combined three-dimensional ultrasound image
CN112710990B (zh) * 2020-12-10 2023-07-11 重庆大学 适用于任意平面阵列形式的二维无网格压缩波束形成方法
CN115720350B (zh) * 2021-08-24 2025-11-11 华为技术有限公司 一种数据压缩、解压缩方法及通信装置
WO2023043730A1 (en) * 2021-09-16 2023-03-23 Imperium Technologies, LLC Steam trap
US20230204742A1 (en) * 2021-12-29 2023-06-29 Exo Imaging, Inc. Low-cost, high-performance ultrasound imaging probe
CN114089285B (zh) * 2022-01-24 2022-05-31 安徽京淮健锐电子科技有限公司 一种基于一阶脉冲重复间隔pri的信号分选方法
GB2615092A (en) * 2022-01-27 2023-08-02 Darkvision Tech Inc Efficient storage of high-resolution industrial ultrasonic data
EP4220220A1 (en) * 2022-01-27 2023-08-02 Pulsify Medical Electronic system
US12316721B2 (en) 2022-03-30 2025-05-27 Itron, Inc. Data compression techniques for efficient network management
US11882201B2 (en) * 2022-03-30 2024-01-23 Itron, Inc. Data compression techniques for efficient network management
US20250020805A1 (en) * 2022-06-07 2025-01-16 Darkvision Technologies Inc. Method and apparatus for generation of polynomial delay values
US12399275B2 (en) * 2022-07-08 2025-08-26 Cirrus Logic Inc. Systems and methods for generating a reduced-memory template signal for use in an ultrasonic activity detection device
KR102792216B1 (ko) * 2022-10-13 2025-04-08 동국대학교 산학협력단 위상 및 주파수 제어 기술을 이용한 초음파 컴파운딩 영상 개선 장치
US20250189644A1 (en) * 2023-12-11 2025-06-12 GE Precision Healthcare LLC Data transfer on ultrasound probe signal wires
WO2025176437A1 (en) * 2024-02-21 2025-08-28 Interdigital Ce Patent Holdings, Sas Compressed float index based look up table
CN118787380A (zh) * 2024-09-11 2024-10-18 深圳华声医疗技术股份有限公司 手持超声设备及超声数据传输系统

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61170442A (ja) * 1985-01-23 1986-08-01 松下電器産業株式会社 超音波ドツプラ血流装置
JPH0686077A (ja) * 1992-08-31 1994-03-25 Sharp Corp 階層的画像圧縮方式
KR0180058B1 (ko) 1995-09-13 1999-04-01 이민화 Cine메모리에 데이타를 압축 저장하는 초음파진단장치
JP3300287B2 (ja) 1998-06-10 2002-07-08 松下電器産業株式会社 超音波診断装置
WO2000010638A2 (en) 1998-08-24 2000-03-02 Baskent University An asynchronous oversampling beamformer
WO2000030544A1 (en) 1998-11-24 2000-06-02 Acuson Corporation Processing ultrasound data during or after compression
US6042545A (en) * 1998-11-25 2000-03-28 Acuson Corporation Medical diagnostic ultrasound system and method for transform ultrasound processing
JP4210386B2 (ja) * 1999-03-30 2009-01-14 テルモ株式会社 体腔内超音波診断装置
US7115093B2 (en) * 2001-11-21 2006-10-03 Ge Medical Systems Global Technology Company, Llc Method and system for PDA-based ultrasound system
JP3910860B2 (ja) * 2002-02-05 2007-04-25 株式会社日立メディコ 超音波撮像装置
JP2003265468A (ja) * 2002-03-19 2003-09-24 Ge Medical Systems Global Technology Co Llc 診断情報生成装置および超音波診断装置
JP4049791B2 (ja) * 2003-04-28 2008-02-20 日本電信電話株式会社 浮動小数点形式ディジタル信号可逆符号化方法、及び復号化方法と、その各装置、その各プログラム
JP4469583B2 (ja) 2003-09-11 2010-05-26 株式会社東芝 超音波診断装置
US7998072B2 (en) * 2003-12-19 2011-08-16 Siemens Medical Solutions Usa, Inc. Probe based digitizing or compression system and method for medical ultrasound
US7088276B1 (en) * 2004-02-13 2006-08-08 Samplify Systems Llc Enhanced data converters using compression and decompression
US7009533B1 (en) * 2004-02-13 2006-03-07 Samplify Systems Llc Adaptive compression and decompression of bandlimited signals
US20060074320A1 (en) * 2004-08-27 2006-04-06 Yoo Yang M Home ultrasound system
CA2935422C (en) * 2005-11-02 2019-01-08 Visualsonics Inc. High frequency array ultrasound system
US20070239019A1 (en) * 2006-02-13 2007-10-11 Richard William D Portable ultrasonic imaging probe than connects directly to a host computer
JP4713382B2 (ja) * 2006-03-28 2011-06-29 富士フイルム株式会社 超音波診断装置及びデータ解析計測装置
US20080114246A1 (en) * 2006-11-10 2008-05-15 Penrith Corporation Transducer array imaging system
US7642939B2 (en) * 2008-05-15 2010-01-05 Samplify Systems, Inc. Configurations for data ports at digital interface for multiple data converters
US8157738B2 (en) * 2009-06-02 2012-04-17 Samplify Systems, Inc. Ultrasound signal compression
CN218153698U (zh) 2022-08-11 2022-12-27 阮丽丹 一种装饰灯

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Publication number Publication date
JP5715621B2 (ja) 2015-05-07
EP2437665A2 (en) 2012-04-11
US20120157852A1 (en) 2012-06-21
JP2012528685A (ja) 2012-11-15
US8795180B2 (en) 2014-08-05
CN201855273U (zh) 2011-06-08
WO2010141370A3 (en) 2011-03-03
US8157738B2 (en) 2012-04-17
CN101904751A (zh) 2010-12-08
KR101647797B1 (ko) 2016-08-12
WO2010141370A2 (en) 2010-12-09
KR20120037918A (ko) 2012-04-20
US20100305449A1 (en) 2010-12-02

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