JPH0126296B2 - - Google Patents

Info

Publication number
JPH0126296B2
JPH0126296B2 JP9089782A JP9089782A JPH0126296B2 JP H0126296 B2 JPH0126296 B2 JP H0126296B2 JP 9089782 A JP9089782 A JP 9089782A JP 9089782 A JP9089782 A JP 9089782A JP H0126296 B2 JPH0126296 B2 JP H0126296B2
Authority
JP
Japan
Prior art keywords
amplitude
output
signal
reflected wave
target
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.)
Expired
Application number
JP9089782A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58206738A (ja
Inventor
Yasuto Takeuchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yokogawa Electric Corp
Original Assignee
Yokogawa Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yokogawa Electric Corp filed Critical Yokogawa Electric Corp
Priority to JP9089782A priority Critical patent/JPS58206738A/ja
Publication of JPS58206738A publication Critical patent/JPS58206738A/ja
Publication of JPH0126296B2 publication Critical patent/JPH0126296B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Ultra Sonic Daignosis Equipment (AREA)
JP9089782A 1982-05-27 1982-05-27 パルス・ドプラ装置 Granted JPS58206738A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9089782A JPS58206738A (ja) 1982-05-27 1982-05-27 パルス・ドプラ装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9089782A JPS58206738A (ja) 1982-05-27 1982-05-27 パルス・ドプラ装置

Publications (2)

Publication Number Publication Date
JPS58206738A JPS58206738A (ja) 1983-12-02
JPH0126296B2 true JPH0126296B2 (de) 1989-05-23

Family

ID=14011190

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9089782A Granted JPS58206738A (ja) 1982-05-27 1982-05-27 パルス・ドプラ装置

Country Status (1)

Country Link
JP (1) JPS58206738A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63120611U (de) * 1987-01-28 1988-08-04

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5542666A (en) * 1978-09-22 1980-03-26 Masanobu Hogaki Medical ultrasoniccwave pulse doppler system that automatically track sampling sight
CA1135827A (en) * 1978-12-04 1982-11-16 Rainer Fehr Determination of flow velocities by measuring phase difference between the doppler signals

Also Published As

Publication number Publication date
JPS58206738A (ja) 1983-12-02

Similar Documents

Publication Publication Date Title
US5103827A (en) Apparatus for and a method of distinguishing ultrasound signals returned from bubbles and particles moving in a fluid from signals due to ultrasound transducer motion
CN102164544B (zh) 胎儿心脏监视
US5628321A (en) Processing velocity information in an ultrasonic system
US4848356A (en) Ultrasonic doppler blood flowmeter
US5313947A (en) CW and pulsed doppler diagnostic system
US5662115A (en) Method for determining the velocity-time spectrum of blood flow
USRE43048E1 (en) Ultrasonic diagnostic imaging with harmonic contrast agents
US7894874B2 (en) Method and apparatus for enhancing the detecting and tracking of moving objects using ultrasound
US5177691A (en) Measuring velocity of a target by Doppler shift, using improvements in calculating discrete Fourier transform
US11885874B2 (en) Acoustic distance measuring circuit and method for low frequency modulated (LFM) chirp signals
EP1107020A2 (de) Akustischer Blitz zum Erhöhen der Penetration
US20020016547A1 (en) Ultrasound diagnostic apparatus and method for measuring blood flow velocity using doppler effect
KR100459616B1 (ko) 도플러 효과를 이용하여 인체 조직 속도를 측정하기 위한초음파 진단 장치 및 방법
US7216047B2 (en) Time-delay discriminator
US4683893A (en) Amplitude conditional signal processing for ultrasound frequency estimation
US4651745A (en) Ultrasonic Doppler diagnostic device
JPS58206738A (ja) パルス・ドプラ装置
EP0222450A2 (de) Verfahren und Gerät zur Schätzung der Neigung der Ultraschalldämpfung in Abhängigkeit von der Frequenz in einem Ausbreitungsmedium aus der komplexen Umhüllenden eines Signals
JPS60210245A (ja) 超音波ドプラ診断装置
JPS6219854B2 (de)
KR100200680B1 (ko) 정지 및 저속이동 물체 탐지장치 및 방법
JPH0716227A (ja) 超音波パルスドプラ診断装置
Nogueira et al. A nonuniform sampled coherent pulsed Doppler ultrasonic velocimeter with increased velocity range
JPH08173426A (ja) 超音波ドプラ診断装置
JPS61193648A (ja) ドプラ装置