JPS6065675U - Speed measuring device using spatial filter - Google Patents

Speed measuring device using spatial filter

Info

Publication number
JPS6065675U
JPS6065675U JP15953183U JP15953183U JPS6065675U JP S6065675 U JPS6065675 U JP S6065675U JP 15953183 U JP15953183 U JP 15953183U JP 15953183 U JP15953183 U JP 15953183U JP S6065675 U JPS6065675 U JP S6065675U
Authority
JP
Japan
Prior art keywords
measuring device
spatial filter
speed measuring
photodiode
regular intervals
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
JP15953183U
Other languages
Japanese (ja)
Inventor
敏嗣 植田
萩田　英治
大輔 山崎
Original Assignee
横河電機株式会社
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 横河電機株式会社 filed Critical 横河電機株式会社
Priority to JP15953183U priority Critical patent/JPS6065675U/en
Publication of JPS6065675U publication Critical patent/JPS6065675U/en
Pending legal-status Critical Current

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  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図および第２図は従来の空間フィルタを使用した速
度測定器の一例を示す構成図、第３図および第４図は本
考案の空間フィルタを使用した速度測定器の一実施例を
示す構成図である。 １・・・光源、被測定物体、２・・・、３・・・スリッ
ト列、３１・・・スリット部分、４・・・受光器、ＰＤ
Ａ・・・フォトダイオードアレイ、ＰＤＩ〜ＰＩ）ｎ・
・・フォトダイオード素子、ＳＷ・・・走査スイッチ、
Ａ１へＡ３・・・加算増幅器。FIGS. 1 and 2 are block diagrams showing an example of a speed measuring device using a conventional spatial filter, and FIGS. 3 and 4 show an example of a speed measuring device using the spatial filter of the present invention. FIG. 1... Light source, object to be measured, 2..., 3... Slit row, 31... Slit portion, 4... Light receiver, PD
A... Photodiode array, PDI to PI) n.
...Photodiode element, SW...Scanning switch,
A1 to A3...Summing amplifier.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 複数のフォトダイオード素子が一定間隔で一例に形成さ
れたフォトダイオードアレイと、これら複数のフォトダ
イオード素子を一定間隔に配置された素子同志でグルー
プ化し各グループを順次走査する走査スイッチと、この
走査スイッチから得られる出力を加算する加算増幅器と
を具備してなる空間フィルタを使用した速度測定器。A photodiode array in which a plurality of photodiode elements are formed at regular intervals, a scan switch that groups the plurality of photodiode elements with elements arranged at regular intervals and sequentially scans each group, and this scan switch. A speed measuring device using a spatial filter comprising a summing amplifier that adds the outputs obtained from the.
JP15953183U 1983-10-14 1983-10-14 Speed measuring device using spatial filter Pending JPS6065675U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15953183U JPS6065675U (en) 1983-10-14 1983-10-14 Speed measuring device using spatial filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15953183U JPS6065675U (en) 1983-10-14 1983-10-14 Speed measuring device using spatial filter

Publications (1)

Publication Number Publication Date
JPS6065675U true JPS6065675U (en) 1985-05-09

Family

ID=30351153

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15953183U Pending JPS6065675U (en) 1983-10-14 1983-10-14 Speed measuring device using spatial filter

Country Status (1)

Country Link
JP (1) JPS6065675U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5365747A (en) * 1976-11-22 1978-06-12 Nec Corp Optoelectro transducer having space filter functions
JPS56117170A (en) * 1980-02-21 1981-09-14 Suteo Tsutsumi Speed measuring apparatus for moving object

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5365747A (en) * 1976-11-22 1978-06-12 Nec Corp Optoelectro transducer having space filter functions
JPS56117170A (en) * 1980-02-21 1981-09-14 Suteo Tsutsumi Speed measuring apparatus for moving object

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