NL7316000A - - Google Patents

Info

Publication number
NL7316000A
NL7316000A NL7316000A NL7316000A NL7316000A NL 7316000 A NL7316000 A NL 7316000A NL 7316000 A NL7316000 A NL 7316000A NL 7316000 A NL7316000 A NL 7316000A NL 7316000 A NL7316000 A NL 7316000A
Authority
NL
Netherlands
Application number
NL7316000A
Other versions
NL161585C (nl
NL161585B (nl
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 NL7316000A publication Critical patent/NL7316000A/xx
Publication of NL161585B publication Critical patent/NL161585B/nl
Application granted granted Critical
Publication of NL161585C publication Critical patent/NL161585C/nl

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)
NL7316000.A 1972-11-27 1973-11-22 Werkwijze voor het verminderen van de zijmaxima bij de ultrasoon-echoloodmethode en inrichting voor het uitvoeren van deze werkwijze. NL161585C (nl)

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 (3)

Publication Number Publication Date
NL7316000A true NL7316000A (nl) 1974-05-29
NL161585B NL161585B (nl) 1979-09-17
NL161585C NL161585C (nl) 1980-02-15

Family

ID=4423717

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7316000.A NL161585C (nl) 1972-11-27 1973-11-22 Werkwijze voor het verminderen van de zijmaxima bij de ultrasoon-echoloodmethode en inrichting voor het uitvoeren van deze werkwijze.

Country Status (9)

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

Also Published As

Publication number Publication date
CA998161A (en) 1976-10-05
GB1413740A (en) 1975-11-12
DE2351352A1 (de) 1974-05-30
DK138863B (da) 1978-11-06
NL161585C (nl) 1980-02-15
DD109267A5 (nl) 1974-10-20
FR2208122B1 (nl) 1978-03-10
FR2208122A1 (nl) 1974-06-21
DE2351352C3 (de) 1978-12-07
CH558944A (de) 1975-02-14
DK138863C (nl) 1979-04-17
JPS537815B2 (nl) 1978-03-22
DE2351352B2 (de) 1978-04-13
NL161585B (nl) 1979-09-17
JPS501767A (nl) 1975-01-09

Similar Documents

Publication Publication Date Title
JPS4995172U (nl)
JPS5321710Y2 (nl)
JPS4962770A (nl)
FR2208122B1 (nl)
JPS4994164U (nl)
JPS4991530U (nl)
JPS4980788U (nl)
JPS4963678U (nl)
CH560765A5 (nl)
CH566631A5 (nl)
BG17144A1 (nl)
BG17145A1 (nl)
BG17911A1 (nl)
BG18674A1 (nl)
BG18781A1 (nl)
BG20469A1 (nl)
CH441173A4 (nl)
CH533572A4 (nl)
CH559783A5 (nl)
CH560410A (nl)
CH570186A5 (nl)
CH561486A5 (nl)
CH563237A5 (nl)
CH563553A5 (nl)
CH563676A5 (nl)

Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: HOFFMANN