JPH0193533U - - Google Patents

Info

Publication number
JPH0193533U
JPH0193533U JP18835987U JP18835987U JPH0193533U JP H0193533 U JPH0193533 U JP H0193533U JP 18835987 U JP18835987 U JP 18835987U JP 18835987 U JP18835987 U JP 18835987U JP H0193533 U JPH0193533 U JP H0193533U
Authority
JP
Japan
Prior art keywords
reception processing
processing device
inputting
radio waves
certain period
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
JP18835987U
Other languages
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 JP18835987U priority Critical patent/JPH0193533U/ja
Publication of JPH0193533U publication Critical patent/JPH0193533U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図は本考案の一実施例の構成図である。 １……受信空中線、２……受信処理装置、３…
…騒音測定装置。 The figure is a configuration diagram of an embodiment of the present invention. 1... Receiving antenna, 2... Receiving processing device, 3...
...Noise measurement device.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 航空機の発する二次レーダ電波を受信するアン
テナ１と、該電波の信号強度とパルス幅を識別し
た後一定時間パルスのカウントを行い、一定時間
内に一定数以上のパルスをカウントしたとき検出
信号を発生し所定時間遅延させて出力する受信処
理装置２と、該受信処理装置２からの検出信号を
入力して作動されかつ該受信処理装置２からのリ
セツト信号を入力してリセツトされる騒音測定装
置３とから構成される自動化航空機騒音測定装置
。 After identifying the antenna 1 that receives secondary radar radio waves emitted by an aircraft and the signal strength and pulse width of the radio waves, it counts pulses for a certain period of time, and when a certain number of pulses or more are counted within a certain period of time, a detection signal is output. A reception processing device 2 that generates noise and outputs it after a predetermined time delay; and a noise measurement device that is activated by inputting a detection signal from the reception processing device 2 and reset by inputting a reset signal from the reception processing device 2. An automated aircraft noise measurement device consisting of 3.
JP18835987U 1987-12-11 1987-12-11 Pending JPH0193533U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18835987U JPH0193533U (en) 1987-12-11 1987-12-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18835987U JPH0193533U (en) 1987-12-11 1987-12-11

Publications (1)

Publication Number Publication Date
JPH0193533U true JPH0193533U (en) 1989-06-20

Family

ID=31479456

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18835987U Pending JPH0193533U (en) 1987-12-11 1987-12-11

Country Status (1)

Country Link
JP (1) JPH0193533U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011237323A (en) * 2010-05-12 2011-11-24 Rion Co Ltd Noise measuring device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011237323A (en) * 2010-05-12 2011-11-24 Rion Co Ltd Noise measuring device

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