CH549220A - METHOD AND DEVICE FOR REDUCING THE SIDE MAXIMUM IN ULTRASONIC SOUNDING METHOD. - Google Patents

METHOD AND DEVICE FOR REDUCING THE SIDE MAXIMUM IN ULTRASONIC SOUNDING METHOD.

Info

Publication number
CH549220A
CH549220A CH203272A CH203272A CH549220A CH 549220 A CH549220 A CH 549220A CH 203272 A CH203272 A CH 203272A CH 203272 A CH203272 A CH 203272A CH 549220 A CH549220 A CH 549220A
Authority
CH
Switzerland
Prior art keywords
reducing
side maximum
ultrasonic sounding
ultrasonic
sounding method
Prior art date
Application number
CH203272A
Other languages
German (de)
Original Assignee
Hoffmann La Roche
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 Hoffmann La Roche filed Critical Hoffmann La Roche
Priority to CH203272A priority Critical patent/CH549220A/en
Priority to NL7300811.A priority patent/NL158618B/en
Priority to US00330364A priority patent/US3836948A/en
Priority to DE19732306247 priority patent/DE2306247C3/en
Priority to GB636073A priority patent/GB1395933A/en
Priority to JP1639973A priority patent/JPS5336791B2/ja
Priority to DD168859A priority patent/DD103967A5/xx
Priority to FR7304622A priority patent/FR2171346B1/fr
Publication of CH549220A publication Critical patent/CH549220A/en

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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/34—Sound-focusing or directing, e.g. scanning using electrical steering of transducer arrays, e.g. beam steering
    • G10K11/341—Circuits therefor
    • G10K11/346—Circuits therefor using phase variation

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
CH203272A 1972-02-11 1972-02-11 METHOD AND DEVICE FOR REDUCING THE SIDE MAXIMUM IN ULTRASONIC SOUNDING METHOD. CH549220A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
CH203272A CH549220A (en) 1972-02-11 1972-02-11 METHOD AND DEVICE FOR REDUCING THE SIDE MAXIMUM IN ULTRASONIC SOUNDING METHOD.
NL7300811.A NL158618B (en) 1972-02-11 1973-01-19 ECHOLED.
US00330364A US3836948A (en) 1972-02-11 1973-02-07 Echo sounding technique
DE19732306247 DE2306247C3 (en) 1972-02-11 1973-02-08 Method and device for reducing the echo from reflectors lying outside the focal line in an echo sounding method
GB636073A GB1395933A (en) 1972-02-11 1973-02-08 Method and apparatus for attenuating side maxima in ultrasonic echo sounding processes
JP1639973A JPS5336791B2 (en) 1972-02-11 1973-02-09
DD168859A DD103967A5 (en) 1972-02-11 1973-02-09
FR7304622A FR2171346B1 (en) 1972-02-11 1973-02-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH203272A CH549220A (en) 1972-02-11 1972-02-11 METHOD AND DEVICE FOR REDUCING THE SIDE MAXIMUM IN ULTRASONIC SOUNDING METHOD.

Publications (1)

Publication Number Publication Date
CH549220A true CH549220A (en) 1974-05-15

Family

ID=4224325

Family Applications (1)

Application Number Title Priority Date Filing Date
CH203272A CH549220A (en) 1972-02-11 1972-02-11 METHOD AND DEVICE FOR REDUCING THE SIDE MAXIMUM IN ULTRASONIC SOUNDING METHOD.

Country Status (6)

Country Link
JP (1) JPS5336791B2 (en)
CH (1) CH549220A (en)
DD (1) DD103967A5 (en)
FR (1) FR2171346B1 (en)
GB (1) GB1395933A (en)
NL (1) NL158618B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS585385B2 (en) * 1976-03-12 1983-01-31 沖電気工業株式会社 Receive beamformer
JPS53145878U (en) * 1977-04-21 1978-11-16
JPS576377A (en) * 1980-06-13 1982-01-13 Hitachi Ltd Multiplication array type ultrasonic wave searching device
JPS6066U (en) * 1983-06-17 1985-01-05 京セラ株式会社 Ceramic abrasive grinding tool
JPH023429Y2 (en) * 1986-03-07 1990-01-26
JPS62159263U (en) * 1986-03-28 1987-10-09

Also Published As

Publication number Publication date
GB1395933A (en) 1975-05-29
FR2171346B1 (en) 1976-06-11
DE2306247A1 (en) 1973-08-16
DE2306247B2 (en) 1975-11-20
FR2171346A1 (en) 1973-09-21
JPS5336791B2 (en) 1978-10-04
JPS4931346A (en) 1974-03-20
NL7300811A (en) 1973-08-14
DD103967A5 (en) 1974-02-12
NL158618B (en) 1978-11-15

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Legal Events

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