JPH0519107B2 - - Google Patents

Info

Publication number
JPH0519107B2
JPH0519107B2 JP20299581A JP20299581A JPH0519107B2 JP H0519107 B2 JPH0519107 B2 JP H0519107B2 JP 20299581 A JP20299581 A JP 20299581A JP 20299581 A JP20299581 A JP 20299581A JP H0519107 B2 JPH0519107 B2 JP H0519107B2
Authority
JP
Japan
Prior art keywords
pulse
time
speed
interrupt
value
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.)
Expired - Lifetime
Application number
JP20299581A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58103666A (ja
Inventor
Tsutomu Oomae
Toshihiko Matsuda
Makoto Tachikawa
Yojiro Myahara
Junichi Takahashi
Masahiro Tobyo
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP20299581A priority Critical patent/JPS58103666A/ja
Publication of JPS58103666A publication Critical patent/JPS58103666A/ja
Publication of JPH0519107B2 publication Critical patent/JPH0519107B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/489—Digital circuits therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
JP20299581A 1981-12-15 1981-12-15 速度検出装置 Granted JPS58103666A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20299581A JPS58103666A (ja) 1981-12-15 1981-12-15 速度検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20299581A JPS58103666A (ja) 1981-12-15 1981-12-15 速度検出装置

Publications (2)

Publication Number Publication Date
JPS58103666A JPS58103666A (ja) 1983-06-20
JPH0519107B2 true JPH0519107B2 (cs) 1993-03-15

Family

ID=16466583

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20299581A Granted JPS58103666A (ja) 1981-12-15 1981-12-15 速度検出装置

Country Status (1)

Country Link
JP (1) JPS58103666A (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0715482B2 (ja) * 1988-04-15 1995-02-22 住友電気工業株式会社 回転速度の計測方法及び装置

Also Published As

Publication number Publication date
JPS58103666A (ja) 1983-06-20

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