NL6705344A - - Google Patents

Info

Publication number
NL6705344A
NL6705344A NL6705344A NL6705344A NL6705344A NL 6705344 A NL6705344 A NL 6705344A NL 6705344 A NL6705344 A NL 6705344A NL 6705344 A NL6705344 A NL 6705344A NL 6705344 A NL6705344 A NL 6705344A
Authority
NL
Netherlands
Application number
NL6705344A
Other versions
NL154011B (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
Priority to NL6705344A priority Critical patent/NL154011B/xx
Priority to DE19681616223 priority patent/DE1616223C3/de
Priority to GB1757968A priority patent/GB1212106A/en
Priority to FR1569897D priority patent/FR1569897A/fr
Publication of NL6705344A publication Critical patent/NL6705344A/xx
Publication of NL154011B publication Critical patent/NL154011B/xx

Links

Classifications

    • 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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Electrophonic Musical Instruments (AREA)
NL6705344A 1967-04-15 1967-04-15 Luisterstelsel. NL154011B (nl)

Priority Applications (4)

Application Number Priority Date Filing Date Title
NL6705344A NL154011B (nl) 1967-04-15 1967-04-15 Luisterstelsel.
DE19681616223 DE1616223C3 (de) 1967-04-15 1968-02-29 Horchgerät
GB1757968A GB1212106A (en) 1967-04-15 1968-04-11 Sonar system
FR1569897D FR1569897A (enrdf_load_stackoverflow) 1967-04-15 1968-04-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6705344A NL154011B (nl) 1967-04-15 1967-04-15 Luisterstelsel.

Publications (2)

Publication Number Publication Date
NL6705344A true NL6705344A (enrdf_load_stackoverflow) 1968-10-16
NL154011B NL154011B (nl) 1977-07-15

Family

ID=19799860

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6705344A NL154011B (nl) 1967-04-15 1967-04-15 Luisterstelsel.

Country Status (3)

Country Link
FR (1) FR1569897A (enrdf_load_stackoverflow)
GB (1) GB1212106A (enrdf_load_stackoverflow)
NL (1) NL154011B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2029769A1 (enrdf_load_stackoverflow) * 1969-06-18 1970-12-23

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2279101A1 (fr) * 1974-02-20 1976-02-13 Labo Electronique Physique Systeme d'analyse par ultrasons
FR2567670B1 (fr) * 1984-07-10 1988-01-22 Cgr Ultrasonic Dispositif de focalisation electronique d'ondes ultrasonores

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2029769A1 (enrdf_load_stackoverflow) * 1969-06-18 1970-12-23

Also Published As

Publication number Publication date
NL154011B (nl) 1977-07-15
DE1616223B2 (de) 1975-11-06
DE1616223A1 (de) 1971-03-18
FR1569897A (enrdf_load_stackoverflow) 1969-06-06
GB1212106A (en) 1970-11-11

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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: PHILIPS