JPH0338931U - - Google Patents

Info

Publication number
JPH0338931U
JPH0338931U JP9794089U JP9794089U JPH0338931U JP H0338931 U JPH0338931 U JP H0338931U JP 9794089 U JP9794089 U JP 9794089U JP 9794089 U JP9794089 U JP 9794089U JP H0338931 U JPH0338931 U JP H0338931U
Authority
JP
Japan
Prior art keywords
period
counting
frequency
pulse
conversion circuit
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
JP9794089U
Other languages
English (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 JP9794089U priority Critical patent/JPH0338931U/ja
Publication of JPH0338931U publication Critical patent/JPH0338931U/ja
Pending legal-status Critical Current

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  • Manipulation Of Pulses (AREA)

Description

【図面の簡単な説明】
第1図は本考案による周波数変換回路の一実施
例を示すブロツク図、第2図は従来の周波数変換
回路を示すブロツク図である。 1……周期計測回路、2……パルス発生回路、
2a……計数回路、2b……比較回路。

Claims (1)

  1. 【実用新案登録請求の範囲】 入力パルスの周波数を所定の周波数に変換して
    出力する周波数変換回路において、 第1のクロツクに基づいて前記入力パルスの周
    期を計測する周期計測手段と、 第2のクロツクを計数する計数手段及び前記周
    期計測手段により計測した周期と前記計数手段の
    計数値とを比較して前記計測周期と前記計数値と
    の一致に応じてパルスを発生する比較手段を有す
    るパルス発生手段とを備える、 ことを特徴とする周波数変換回路。
JP9794089U 1989-08-24 1989-08-24 Pending JPH0338931U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9794089U JPH0338931U (ja) 1989-08-24 1989-08-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9794089U JPH0338931U (ja) 1989-08-24 1989-08-24

Publications (1)

Publication Number Publication Date
JPH0338931U true JPH0338931U (ja) 1991-04-15

Family

ID=31647059

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9794089U Pending JPH0338931U (ja) 1989-08-24 1989-08-24

Country Status (1)

Country Link
JP (1) JPH0338931U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001260270A (ja) * 2000-03-21 2001-09-25 邦明 ▲高▼松 紫外線遮断シート及び紫外線遮断シートの製造方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS583607A (ja) * 1981-06-26 1983-01-10 Tapuroge Japan Kk 逆洗機構付きフイルタ

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS583607A (ja) * 1981-06-26 1983-01-10 Tapuroge Japan Kk 逆洗機構付きフイルタ

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001260270A (ja) * 2000-03-21 2001-09-25 邦明 ▲高▼松 紫外線遮断シート及び紫外線遮断シートの製造方法
JP4502446B2 (ja) * 2000-03-21 2010-07-14 邦明 ▲高▼松 紫外線遮断シート及び紫外線遮断シートの製造方法

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