JPS501767A - - Google Patents

Info

Publication number
JPS501767A
JPS501767A JP48132991A JP13299173A JPS501767A JP S501767 A JPS501767 A JP S501767A JP 48132991 A JP48132991 A JP 48132991A JP 13299173 A JP13299173 A JP 13299173A JP S501767 A JPS501767 A JP S501767A
Authority
JP
Japan
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
JP48132991A
Other languages
Japanese (ja)
Other versions
JPS537815B2 (xx
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 filed Critical
Publication of JPS501767A publication Critical patent/JPS501767A/ja
Publication of JPS537815B2 publication Critical patent/JPS537815B2/ja
Expired 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Transducers For Ultrasonic Waves (AREA)
JP13299173A 1972-11-27 1973-11-27 Expired JPS537815B2 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1722272A CH558944A (de) 1972-11-27 1972-11-27 Verfahren und vorrichtung zur verringerung der seitenmaxima bei ultraschall-echolotverfahren.

Publications (2)

Publication Number Publication Date
JPS501767A true JPS501767A (xx) 1975-01-09
JPS537815B2 JPS537815B2 (xx) 1978-03-22

Family

ID=4423717

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13299173A Expired JPS537815B2 (xx) 1972-11-27 1973-11-27

Country Status (9)

Country Link
JP (1) JPS537815B2 (xx)
CA (1) CA998161A (xx)
CH (1) CH558944A (xx)
DD (1) DD109267A5 (xx)
DE (1) DE2351352C3 (xx)
DK (1) DK138863B (xx)
FR (1) FR2208122B1 (xx)
GB (1) GB1413740A (xx)
NL (1) NL161585C (xx)

Also Published As

Publication number Publication date
NL161585C (nl) 1980-02-15
DE2351352B2 (de) 1978-04-13
DD109267A5 (xx) 1974-10-20
FR2208122A1 (xx) 1974-06-21
CA998161A (en) 1976-10-05
DE2351352A1 (de) 1974-05-30
NL161585B (nl) 1979-09-17
JPS537815B2 (xx) 1978-03-22
DK138863B (da) 1978-11-06
GB1413740A (en) 1975-11-12
FR2208122B1 (xx) 1978-03-10
NL7316000A (xx) 1974-05-29
CH558944A (de) 1975-02-14
DE2351352C3 (de) 1978-12-07
DK138863C (xx) 1979-04-17

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