JPS62168477U - - Google Patents

Info

Publication number
JPS62168477U
JPS62168477U JP5709786U JP5709786U JPS62168477U JP S62168477 U JPS62168477 U JP S62168477U JP 5709786 U JP5709786 U JP 5709786U JP 5709786 U JP5709786 U JP 5709786U JP S62168477 U JPS62168477 U JP S62168477U
Authority
JP
Japan
Prior art keywords
waveform information
subjected
fourier transform
display screen
fast fourier
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.)
Granted
Application number
JP5709786U
Other languages
Japanese (ja)
Other versions
JPH0611477Y2 (en
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 JP1986057097U priority Critical patent/JPH0611477Y2/en
Publication of JPS62168477U publication Critical patent/JPS62168477U/ja
Application granted granted Critical
Publication of JPH0611477Y2 publication Critical patent/JPH0611477Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

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

第１図は、本考案の第一実施例の構成を示す図
、第２図及び第３図は本考案の装置で表示される
波形の模式図、第４図は本考案の第二実施例の構
成を示す図、第５図ａ，ｂは本考案の第二実施例
の装置で表示される波形の模式図をそれぞれ示す
。 図中の番号は、２：ウエーブメモリ、３：ＦＦ
Ｔ演算実行手段、５：表示制御手段、６：表示手
段、７：範囲指定情報の入力手段である。 Figure 1 is a diagram showing the configuration of the first embodiment of the present invention, Figures 2 and 3 are schematic diagrams of waveforms displayed by the device of the present invention, and Figure 4 is the second embodiment of the present invention. Figures 5a and 5b show schematic diagrams of waveforms displayed by the device according to the second embodiment of the present invention. The numbers in the diagram are 2: Wave memory, 3: FF
T calculation execution means; 5: display control means; 6: display means; 7: range specification information input means.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ウエーブメモリに記憶された時間領域における
波形情報をＦＦＴ解析して周波数領域における波
形情報に変換し、両波形情報の一方又は双方を表
示する機能を備えた高速フーリエ変換アナライザ
において、表示画面上に表示された時間領域にお
ける波形情報のうち、ＦＦＴ解析をすべき範囲の
うち少なくとも始点もしくは終点の一方を指定す
るための範囲指定情報を設定するための入力手段
７と、該入力手段で設定された範囲を目視可能に
表示画面上に表示する表示制御手段５と、該入力
手段で設定された範囲のウエーブメモリに記憶さ
れた時間領域における波形情報に基づいてＦＦＴ
解析を行い周波数領域における波形情報を出力す
るＦＦＴ演算実行手段３とを備えた高速フーリエ
変換アナライザ。 The waveform information in the time domain stored in the wave memory is subjected to FFT analysis, converted to waveform information in the frequency domain, and displayed on the display screen in a fast Fourier transform analyzer equipped with the function of displaying one or both of the two types of waveform information. input means 7 for setting range specification information for specifying at least one of the start point or the end point of the range to be subjected to FFT analysis among the waveform information in the time domain, and the range set by the input means; a display control means 5 for visually displaying on a display screen;
A fast Fourier transform analyzer comprising FFT calculation execution means 3 for performing analysis and outputting waveform information in the frequency domain.
JP1986057097U 1986-04-16 1986-04-16 High-speed Fourier transform analyzer Expired - Lifetime JPH0611477Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986057097U JPH0611477Y2 (en) 1986-04-16 1986-04-16 High-speed Fourier transform analyzer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986057097U JPH0611477Y2 (en) 1986-04-16 1986-04-16 High-speed Fourier transform analyzer

Publications (2)

Publication Number Publication Date
JPS62168477U true JPS62168477U (en) 1987-10-26
JPH0611477Y2 JPH0611477Y2 (en) 1994-03-23

Family

ID=30886492

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986057097U Expired - Lifetime JPH0611477Y2 (en) 1986-04-16 1986-04-16 High-speed Fourier transform analyzer

Country Status (1)

Country Link
JP (1) JPH0611477Y2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007205736A (en) * 2006-01-31 2007-08-16 Hioki Ee Corp Display control device
JP2007205735A (en) * 2006-01-31 2007-08-16 Hioki Ee Corp Display control device
JP2012053055A (en) * 2011-10-26 2012-03-15 Hioki Ee Corp Display control device
JP2012053054A (en) * 2011-10-26 2012-03-15 Hioki Ee Corp Display control device

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3359251B2 (en) * 1996-12-11 2002-12-24 ソニー・テクトロニクス株式会社 Real-time signal analyzer
JP3377391B2 (en) 1997-02-12 2003-02-17 日本テクトロニクス株式会社 Real-time signal analyzer

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52131768A (en) * 1976-03-26 1977-11-04 Norland Corp Wave form measuring analizer

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52131768A (en) * 1976-03-26 1977-11-04 Norland Corp Wave form measuring analizer

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007205736A (en) * 2006-01-31 2007-08-16 Hioki Ee Corp Display control device
JP2007205735A (en) * 2006-01-31 2007-08-16 Hioki Ee Corp Display control device
JP2012053055A (en) * 2011-10-26 2012-03-15 Hioki Ee Corp Display control device
JP2012053054A (en) * 2011-10-26 2012-03-15 Hioki Ee Corp Display control device

Also Published As

Publication number Publication date
JPH0611477Y2 (en) 1994-03-23

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