JPS57201805A - Ultrasonic diagnostic device - Google Patents

Ultrasonic diagnostic device

Info

Publication number
JPS57201805A
JPS57201805A JP56086992A JP8699281A JPS57201805A JP S57201805 A JPS57201805 A JP S57201805A JP 56086992 A JP56086992 A JP 56086992A JP 8699281 A JP8699281 A JP 8699281A JP S57201805 A JPS57201805 A JP S57201805A
Authority
JP
Japan
Prior art keywords
signal
impulse
frequency
delay line
variable delay
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.)
Granted
Application number
JP56086992A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6359105B2 (enrdf_load_stackoverflow
Inventor
Hiromichi Kikuchi
Takashi Hitai
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.)
Hitachi Ltd
Original Assignee
Aloka Co Ltd
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 Aloka Co Ltd filed Critical Aloka Co Ltd
Priority to JP56086992A priority Critical patent/JPS57201805A/ja
Publication of JPS57201805A publication Critical patent/JPS57201805A/ja
Publication of JPS6359105B2 publication Critical patent/JPS6359105B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
JP56086992A 1981-06-08 1981-06-08 Ultrasonic diagnostic device Granted JPS57201805A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56086992A JPS57201805A (en) 1981-06-08 1981-06-08 Ultrasonic diagnostic device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56086992A JPS57201805A (en) 1981-06-08 1981-06-08 Ultrasonic diagnostic device

Publications (2)

Publication Number Publication Date
JPS57201805A true JPS57201805A (en) 1982-12-10
JPS6359105B2 JPS6359105B2 (enrdf_load_stackoverflow) 1988-11-17

Family

ID=13902360

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56086992A Granted JPS57201805A (en) 1981-06-08 1981-06-08 Ultrasonic diagnostic device

Country Status (1)

Country Link
JP (1) JPS57201805A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS617465A (ja) * 1984-06-20 1986-01-14 Mitsubishi Electric Corp 超音波検査装置
JPH01147806U (enrdf_load_stackoverflow) * 1988-03-31 1989-10-12

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5223286A (en) * 1975-08-14 1977-02-22 Raytheon Co Signal processor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5223286A (en) * 1975-08-14 1977-02-22 Raytheon Co Signal processor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS617465A (ja) * 1984-06-20 1986-01-14 Mitsubishi Electric Corp 超音波検査装置
JPH01147806U (enrdf_load_stackoverflow) * 1988-03-31 1989-10-12

Also Published As

Publication number Publication date
JPS6359105B2 (enrdf_load_stackoverflow) 1988-11-17

Similar Documents

Publication Publication Date Title
US4053889A (en) Non-linear spread spectrum transmitter/receiver for a homing system
AU2002361252A1 (en) Data transmission system and method using sound waves
GB1357329A (en) Detection apparatus
US4139834A (en) Ultrasonic wave transmitter/receiver
CA2252095A1 (en) Speed measuring apparatus
JPS57201805A (en) Ultrasonic diagnostic device
US4068235A (en) Frequency diversity radar system
JPS57201806A (en) Ultrasonic diagnostic device
US3082418A (en) Signal receiver
US3505601A (en) Sampled clipped speech tdm transmission system
JPS54136293A (en) Echo detection system
SU1646059A1 (ru) Приемопередающее устройство
JPS5786043A (en) Sludge searcher
JPS56128472A (en) Ultrasonic pickup device
RU2096805C1 (ru) Радиолокационный ответчик
JPS6447986A (en) Active sonar system
JPH05341036A (ja) 距離測定装置
JPS55109097A (en) Remote control system
JPS56141573A (en) Ground speed meter
JPS6329263Y2 (enrdf_load_stackoverflow)
SU1282354A1 (ru) Устройство подавлени автогенерации,обусловленной акустической обратной св зью
US3035245A (en) Echo ranging system
SU1727204A2 (ru) Устройство контрол работоспособности радиостанций
JPH0251156B2 (enrdf_load_stackoverflow)
JPS57199954A (en) Ultrasonic wave transmitter and receiver