JPS57108671A - Frequeny detector - Google Patents

Frequeny detector

Info

Publication number
JPS57108671A
JPS57108671A JP18398280A JP18398280A JPS57108671A JP S57108671 A JPS57108671 A JP S57108671A JP 18398280 A JP18398280 A JP 18398280A JP 18398280 A JP18398280 A JP 18398280A JP S57108671 A JPS57108671 A JP S57108671A
Authority
JP
Japan
Prior art keywords
output
pulse
integrator
initial value
square
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
JP18398280A
Other languages
English (en)
Inventor
Yoichi Tone
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP18398280A priority Critical patent/JPS57108671A/ja
Publication of JPS57108671A publication Critical patent/JPS57108671A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • G01R23/06—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into an amplitude of current or voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
JP18398280A 1980-12-26 1980-12-26 Frequeny detector Pending JPS57108671A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18398280A JPS57108671A (en) 1980-12-26 1980-12-26 Frequeny detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18398280A JPS57108671A (en) 1980-12-26 1980-12-26 Frequeny detector

Publications (1)

Publication Number Publication Date
JPS57108671A true JPS57108671A (en) 1982-07-06

Family

ID=16145236

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18398280A Pending JPS57108671A (en) 1980-12-26 1980-12-26 Frequeny detector

Country Status (1)

Country Link
JP (1) JPS57108671A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63144264A (ja) * 1986-12-02 1988-06-16 エスジェーエス―トムソン　ミクロエレクトロニクス　ソシエテ　アノニム 周波数−電圧変換器
US5619087A (en) * 1992-03-18 1997-04-08 Kabushiki Kaisha Toshiba Axial-gap rotary-electric machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63144264A (ja) * 1986-12-02 1988-06-16 エスジェーエス―トムソン　ミクロエレクトロニクス　ソシエテ　アノニム 周波数−電圧変換器
US5619087A (en) * 1992-03-18 1997-04-08 Kabushiki Kaisha Toshiba Axial-gap rotary-electric machine

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