JPH0118392B2 - - Google Patents

Info

Publication number
JPH0118392B2
JPH0118392B2 JP18750283A JP18750283A JPH0118392B2 JP H0118392 B2 JPH0118392 B2 JP H0118392B2 JP 18750283 A JP18750283 A JP 18750283A JP 18750283 A JP18750283 A JP 18750283A JP H0118392 B2 JPH0118392 B2 JP H0118392B2
Authority
JP
Japan
Prior art keywords
circuits
circuit
frequency signal
frequency
data
Prior art date
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.)
Expired
Application number
JP18750283A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6078371A (ja
Inventor
Hideji Morimatsu
Yasuhiko Endo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Furuno Electric Co Ltd
Original Assignee
Furuno Electric Co Ltd
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 Furuno Electric Co Ltd filed Critical Furuno Electric Co Ltd
Priority to JP18750283A priority Critical patent/JPS6078371A/ja
Publication of JPS6078371A publication Critical patent/JPS6078371A/ja
Publication of JPH0118392B2 publication Critical patent/JPH0118392B2/ja
Granted legal-status Critical Current

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
    • G10K11/345—Circuits therefor using energy switching from one active element to another

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP18750283A 1983-10-05 1983-10-05 受波ビ−ムの指向方向制御装置 Granted JPS6078371A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18750283A JPS6078371A (ja) 1983-10-05 1983-10-05 受波ビ−ムの指向方向制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18750283A JPS6078371A (ja) 1983-10-05 1983-10-05 受波ビ−ムの指向方向制御装置

Publications (2)

Publication Number Publication Date
JPS6078371A JPS6078371A (ja) 1985-05-04
JPH0118392B2 true JPH0118392B2 (enrdf_load_stackoverflow) 1989-04-05

Family

ID=16207180

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18750283A Granted JPS6078371A (ja) 1983-10-05 1983-10-05 受波ビ−ムの指向方向制御装置

Country Status (1)

Country Link
JP (1) JPS6078371A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6078371A (ja) 1985-05-04

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