JPS5368814A - Rotation control system for motor - Google Patents

Rotation control system for motor

Info

Publication number
JPS5368814A
JPS5368814A JP14415176A JP14415176A JPS5368814A JP S5368814 A JPS5368814 A JP S5368814A JP 14415176 A JP14415176 A JP 14415176A JP 14415176 A JP14415176 A JP 14415176A JP S5368814 A JPS5368814 A JP S5368814A
Authority
JP
Japan
Prior art keywords
motor
control system
rotation control
oscillator
frequency
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
JP14415176A
Other languages
Japanese (ja)
Inventor
Toshinobu Maeda
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP14415176A priority Critical patent/JPS5368814A/en
Publication of JPS5368814A publication Critical patent/JPS5368814A/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Electric Motors In General (AREA)

Abstract

PURPOSE: To adjust rotation continuously and finely by performing amplitude modulation on oscillation frequency of crystal oscillator with that of CR oscillator, and using said modulate wave as refferential frequency for changing frequency of CR oscillator continuously.
COPYRIGHT: (C)1978,JPO&Japio
JP14415176A 1976-11-30 1976-11-30 Rotation control system for motor Pending JPS5368814A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14415176A JPS5368814A (en) 1976-11-30 1976-11-30 Rotation control system for motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14415176A JPS5368814A (en) 1976-11-30 1976-11-30 Rotation control system for motor

Publications (1)

Publication Number Publication Date
JPS5368814A true JPS5368814A (en) 1978-06-19

Family

ID=15355391

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14415176A Pending JPS5368814A (en) 1976-11-30 1976-11-30 Rotation control system for motor

Country Status (1)

Country Link
JP (1) JPS5368814A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6198190A (en) * 1984-10-19 1986-05-16 Hitachi Ltd Pwm wave generator
JPS62104487A (en) * 1985-10-28 1987-05-14 Sony Corp Servo circuit of motor
US6763794B1 (en) 1997-11-14 2004-07-20 Honda Giken Kogyo Kabushiki Kaisha Vibration sound reducing device, and process for assembling elastic membrane in vibration sound reducing device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6198190A (en) * 1984-10-19 1986-05-16 Hitachi Ltd Pwm wave generator
JPS62104487A (en) * 1985-10-28 1987-05-14 Sony Corp Servo circuit of motor
US6763794B1 (en) 1997-11-14 2004-07-20 Honda Giken Kogyo Kabushiki Kaisha Vibration sound reducing device, and process for assembling elastic membrane in vibration sound reducing device

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