JPH01102785U - - Google Patents

Info

Publication number
JPH01102785U
JPH01102785U JP19801287U JP19801287U JPH01102785U JP H01102785 U JPH01102785 U JP H01102785U JP 19801287 U JP19801287 U JP 19801287U JP 19801287 U JP19801287 U JP 19801287U JP H01102785 U JPH01102785 U JP H01102785U
Authority
JP
Japan
Prior art keywords
target
cardioid
signal processing
processing circuit
maximum sensitivity
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.)
Pending
Application number
JP19801287U
Other languages
English (en)
Japanese (ja)
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 JP19801287U priority Critical patent/JPH01102785U/ja
Publication of JPH01102785U publication Critical patent/JPH01102785U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP19801287U 1987-12-25 1987-12-25 Pending JPH01102785U (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19801287U JPH01102785U (en]) 1987-12-25 1987-12-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19801287U JPH01102785U (en]) 1987-12-25 1987-12-25

Publications (1)

Publication Number Publication Date
JPH01102785U true JPH01102785U (en]) 1989-07-11

Family

ID=31488538

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19801287U Pending JPH01102785U (en]) 1987-12-25 1987-12-25

Country Status (1)

Country Link
JP (1) JPH01102785U (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012173155A (ja) * 2011-02-22 2012-09-10 Nec Corp ソーナー装置及びその指向性合成方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012173155A (ja) * 2011-02-22 2012-09-10 Nec Corp ソーナー装置及びその指向性合成方法

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