NL7300811A - - Google Patents

Info

Publication number
NL7300811A
NL7300811A NL7300811A NL7300811A NL7300811A NL 7300811 A NL7300811 A NL 7300811A NL 7300811 A NL7300811 A NL 7300811A NL 7300811 A NL7300811 A NL 7300811A NL 7300811 A NL7300811 A NL 7300811A
Authority
NL
Netherlands
Application number
NL7300811A
Other versions
NL158618B (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 NL7300811A publication Critical patent/NL7300811A/xx
Publication of NL158618B publication Critical patent/NL158618B/xx

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)
NL7300811.A 1972-02-11 1973-01-19 Echolood. NL158618B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH203272A CH549220A (de) 1972-02-11 1972-02-11 Verfahren und vorrichtung zur verrringerung der seitenmaxima bei ultraschall-echolotverfahren.

Publications (2)

Publication Number Publication Date
NL7300811A true NL7300811A (xx) 1973-08-14
NL158618B NL158618B (nl) 1978-11-15

Family

ID=4224325

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7300811.A NL158618B (nl) 1972-02-11 1973-01-19 Echolood.

Country Status (6)

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

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS585385B2 (ja) * 1976-03-12 1983-01-31 沖電気工業株式会社 受信ビ−ムフォ−マ
JPS53145878U (xx) * 1977-04-21 1978-11-16
JPS576377A (en) * 1980-06-13 1982-01-13 Hitachi Ltd Multiplication array type ultrasonic wave searching device
JPS6066U (ja) * 1983-06-17 1985-01-05 京セラ株式会社 セラミツク製研摩研削具
JPH023429Y2 (xx) * 1986-03-07 1990-01-26
JPS62159263U (xx) * 1986-03-28 1987-10-09

Also Published As

Publication number Publication date
FR2171346A1 (xx) 1973-09-21
DE2306247A1 (de) 1973-08-16
DD103967A5 (xx) 1974-02-12
CH549220A (de) 1974-05-15
JPS5336791B2 (xx) 1978-10-04
GB1395933A (en) 1975-05-29
JPS4931346A (xx) 1974-03-20
FR2171346B1 (xx) 1976-06-11
NL158618B (nl) 1978-11-15
DE2306247B2 (de) 1975-11-20

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Information provided on patent owner name for an already discontinued patent

Owner name: HOFFMANN