KR20180054738A - 초음파 이미징 장치를 위한 저주파수 잡음 감소를 갖는 픽셀 수신기 - Google Patents

초음파 이미징 장치를 위한 저주파수 잡음 감소를 갖는 픽셀 수신기 Download PDF

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Publication number
KR20180054738A
KR20180054738A KR1020187010695A KR20187010695A KR20180054738A KR 20180054738 A KR20180054738 A KR 20180054738A KR 1020187010695 A KR1020187010695 A KR 1020187010695A KR 20187010695 A KR20187010695 A KR 20187010695A KR 20180054738 A KR20180054738 A KR 20180054738A
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South Korea
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voltage
signal
voltage signal
input
pixel
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KR1020187010695A
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English (en)
Korean (ko)
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사미어 와드와
레나트 칼-악셀 마테
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퀄컴 인코포레이티드
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/52—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/5269—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving detection or reduction of artifacts
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/13—Tomography
    • A61B8/14—Echo-tomography
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
    • A61B8/4483—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device characterised by features of the ultrasound transducer
    • A61B8/4494—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device characterised by features of the ultrasound transducer characterised by the arrangement of the transducer elements
    • G06K9/0002—
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/12—Fingerprints or palmprints
    • G06V40/13—Sensors therefor
    • G06V40/1306—Sensors therefor non-optical, e.g. ultrasonic or capacitive sensing

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Gynecology & Obstetrics (AREA)
  • Image Input (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
KR1020187010695A 2015-09-17 2016-09-06 초음파 이미징 장치를 위한 저주파수 잡음 감소를 갖는 픽셀 수신기 Withdrawn KR20180054738A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/857,575 2015-09-17
US14/857,575 US10039526B2 (en) 2015-09-17 2015-09-17 Pixel receiver with low frequency noise reduction for ultrasonic imaging apparatus
PCT/US2016/050435 WO2017048549A1 (en) 2015-09-17 2016-09-06 Pixel receiver with low frequency noise reduction for ultrasonic imaging apparatus

Publications (1)

Publication Number Publication Date
KR20180054738A true KR20180054738A (ko) 2018-05-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020187010695A Withdrawn KR20180054738A (ko) 2015-09-17 2016-09-06 초음파 이미징 장치를 위한 저주파수 잡음 감소를 갖는 픽셀 수신기

Country Status (6)

Country Link
US (2) US10039526B2 (enExample)
EP (1) EP3350747A1 (enExample)
JP (1) JP2018534958A (enExample)
KR (1) KR20180054738A (enExample)
CN (1) CN108027879A (enExample)
WO (1) WO2017048549A1 (enExample)

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US10039526B2 (en) * 2015-09-17 2018-08-07 Qualcomm Incorporated Pixel receiver with low frequency noise reduction for ultrasonic imaging apparatus
SE1750159A1 (sv) * 2017-02-17 2018-08-18 Fingerprint Cards Ab Cancelling out impairment data in fingerprint images
CA3064584A1 (en) * 2017-06-20 2018-12-27 Butterfly Network, Inc. Single-ended trans-impedance amplifier (tia) for ultrasound device
KR20200020798A (ko) 2017-06-20 2020-02-26 버터플라이 네트워크, 인크. 초음파 디바이스를 위한 멀티-스테이지 트랜스-임피던스 증폭기(tia)
CA3066100A1 (en) 2017-06-20 2018-12-27 Butterfly Network, Inc. Amplifier with built in time gain compensation for ultrasound applications
CN110008897B (zh) * 2019-04-02 2021-04-02 京东方科技集团股份有限公司 超声传感器像素电路及其驱动方法以及显示面板
CN110110691B (zh) 2019-05-16 2021-04-02 京东方科技集团股份有限公司 指纹识别驱动电路、装置、触摸屏和驱动方法
CN110245636B (zh) * 2019-06-20 2021-08-10 京东方科技集团股份有限公司 一种指纹识别模组、显示面板、显示装置和指纹识别方法
CN110287871B (zh) * 2019-06-25 2021-04-27 京东方科技集团股份有限公司 一种指纹识别器件及其驱动方法、显示装置
US11087107B2 (en) * 2019-08-20 2021-08-10 Qualcomm Incorporated Ultrasonic sensor with bi-poled or uni-poled transmitter/receiver
US11017196B1 (en) * 2019-11-21 2021-05-25 Qualcomm Incorporated Look-ahead column sensing for fast voltage mode read in ultrasonic sensors
US11275919B2 (en) * 2019-11-26 2022-03-15 Qualcomm Incorporated Capacitance modulation to mitigate pixel leakage in ultrasonic sensors
CN112187048B (zh) * 2020-12-02 2021-03-26 深圳市南方硅谷半导体有限公司 一种输出电压的低功耗校正电路及自动校正方法
CN112883828B (zh) * 2021-01-28 2022-08-16 厦门天马微电子有限公司 一种超声指纹识别电路、显示面板、显示设备及驱动方法
CN113850223B (zh) * 2021-10-09 2025-08-12 武汉华星光电半导体显示技术有限公司 传感器装置及其驱动方法、显示装置
CN115474962B (zh) * 2022-09-19 2025-09-16 京东方科技集团股份有限公司 超声成像系统及信号降噪方法

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JPH0775336B2 (ja) * 1990-11-26 1995-08-09 株式会社東芝 光受信回路
US6621341B1 (en) * 2000-05-22 2003-09-16 Acuson Corporation Diagnostic medical ultrasound systems having a method and circuitry for front-end gain control
US7088179B2 (en) * 2003-09-15 2006-08-08 Analog Devices, Inc. Single-ended input, differential output low noise amplifier
JP4475321B2 (ja) 2007-11-26 2010-06-09 ソニー株式会社 表示装置
US8436833B2 (en) 2009-11-25 2013-05-07 Corning Incorporated Methods and apparatus for sensing touch events on a display
DE102012108097A1 (de) 2011-09-09 2013-03-14 Samsung Electronics Co., Ltd. Berührungssteuerungen, Verfahren davon und Vorrichtungen mit den Berührungssteuerungen
US20130256510A1 (en) * 2012-03-29 2013-10-03 Omnivision Technologies, Inc. Imaging device with floating diffusion switch
US9262003B2 (en) 2013-11-04 2016-02-16 Qualcomm Incorporated Piezoelectric force sensing array
US20140355387A1 (en) 2013-06-03 2014-12-04 Qualcomm Incorporated Ultrasonic receiver with coated piezoelectric layer
CN103532529B (zh) * 2013-10-28 2015-12-09 中国医学科学院生物医学工程研究所 用于磁声信号检测的电磁脉冲噪声抑制方法及其装置
CN103750860B (zh) * 2014-01-20 2016-01-06 华南理工大学 一种无线三维超声成像方法和装置
US10004432B2 (en) * 2015-09-01 2018-06-26 Qualcomm Incorporated Pixel receiver with capacitance cancellation for ultrasonic imaging apparatus
US10039526B2 (en) * 2015-09-17 2018-08-07 Qualcomm Incorporated Pixel receiver with low frequency noise reduction for ultrasonic imaging apparatus

Also Published As

Publication number Publication date
US20170079624A1 (en) 2017-03-23
US20180310921A1 (en) 2018-11-01
JP2018534958A (ja) 2018-11-29
US10039526B2 (en) 2018-08-07
WO2017048549A1 (en) 2017-03-23
EP3350747A1 (en) 2018-07-25
CN108027879A (zh) 2018-05-11

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PA0105 International application

Patent event date: 20180416

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination