JPH0449339U - - Google Patents

Info

Publication number
JPH0449339U
JPH0449339U JP9144290U JP9144290U JPH0449339U JP H0449339 U JPH0449339 U JP H0449339U JP 9144290 U JP9144290 U JP 9144290U JP 9144290 U JP9144290 U JP 9144290U JP H0449339 U JPH0449339 U JP H0449339U
Authority
JP
Japan
Prior art keywords
rotation
phase
control signal
output
lag filter
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
JP9144290U
Other languages
Japanese (ja)
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 JP9144290U priority Critical patent/JPH0449339U/ja
Publication of JPH0449339U publication Critical patent/JPH0449339U/ja
Pending legal-status Critical Current

Links

Description

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

第1図は本考案の第1実施例の機能ブロツク図
、第2図は第2実施例の機能ブロツク図、第3図
は従来回路ブロツク図を、それぞれ示す。 1……回転制御手段、2……位相制御手段、5
……ドライブ手段、6……キヤプスタンモータ、
7……位相引き込み検出手段、8……切換手段。
FIG. 1 is a functional block diagram of a first embodiment of the present invention, FIG. 2 is a functional block diagram of a second embodiment, and FIG. 3 is a conventional circuit block diagram. 1...Rotation control means, 2...Phase control means, 5
...Drive means, 6...Capstan motor,
7... Phase pull-in detection means, 8... Switching means.

Claims (1)

【実用新案登録請求の範囲】 (1) 回転体の回転検出出力の周期変化を検出し
て回転制御信号を発生する回転制御手段と、 基準信号と回転検出出力とを位相差を検出して
位相制御信号を発生する位相制御手段と、 前記位相制御信号を入力するラグフイルタと、 該ラグフイルタの出力と前記回転制御信号に基
づいて回転駆動信号を発生するモータドライブ回
路とをそれぞれ配して成る回転位相制御回路に於
て、 位相引き込み状態を検出する検出手段と、 該検出手段の出力に基づいて前記ラグフイルタ
の遅延出力に代えて前記位相制御信号を前記ドラ
イブ回路に供給することを切換手段とを、 配することを特徴とするキヤプスタンモータの位
相特性切換回路。 (2) 回転体の回転検出出力の周期変化を検出し
て回転制御信号を発生する回転制御手段と、 基準信号と回転検出出力とを位相差を検出して
位相制御信号を発生する位相制御手段と、 前記位相制御信号を入力するラグフイルタと、 該ラグフイルタの出力と前記回転制御信号に基
づいて回転駆動信号を発生するモータドライブ回
路とをそれぞれ配して成る回転位相制御回路に於
て、 前記位相制御手段に於ける位相引き込み状態を
検出する検出手段を設け、 該検出手段の出力に基づいて前記ラグフイルタ
の遅延特性または利得を切り換えることを特徴と
するキヤプスタンモータの位相特性切換回路。
[Claims for Utility Model Registration] (1) Rotation control means that detects periodic changes in the rotation detection output of a rotating body and generates a rotation control signal; A rotation phase control system comprising: a phase control means for generating a control signal; a lag filter for inputting the phase control signal; and a motor drive circuit for generating a rotation drive signal based on the output of the lag filter and the rotation control signal. The control circuit includes: a detection means for detecting a phase pull-in state; and a switching means for supplying the phase control signal to the drive circuit in place of the delayed output of the lag filter based on the output of the detection means. A phase characteristic switching circuit for a capstan motor, which is characterized in that: (2) Rotation control means that detects a periodic change in the rotation detection output of the rotating body and generates a rotation control signal; and Phase control means that detects a phase difference between the reference signal and the rotation detection output and generates a phase control signal. and a lag filter into which the phase control signal is input, and a motor drive circuit which generates a rotation drive signal based on the output of the lag filter and the rotation control signal, the rotational phase control circuit comprising: 1. A phase characteristic switching circuit for a capstan motor, comprising: a detection means for detecting a phase pull-in state in a control means; and a delay characteristic or gain of the lag filter is switched based on an output of the detection means.
JP9144290U 1990-08-30 1990-08-30 Pending JPH0449339U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9144290U JPH0449339U (en) 1990-08-30 1990-08-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9144290U JPH0449339U (en) 1990-08-30 1990-08-30

Publications (1)

Publication Number Publication Date
JPH0449339U true JPH0449339U (en) 1992-04-27

Family

ID=31827077

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9144290U Pending JPH0449339U (en) 1990-08-30 1990-08-30

Country Status (1)

Country Link
JP (1) JPH0449339U (en)

Similar Documents

Publication Publication Date Title
JPH0449339U (en)
JPH0288491U (en)
JPH0436609U (en)
JPH028234U (en)
JPS63156594U (en)
JPS6416198U (en)
JPS63187597U (en)
JPH0366594U (en)
JPH0238333U (en)
JPS634196U (en)
JPS6413503U (en)
JPH01133324U (en)
JPH0352841U (en)
JPS59129393U (en) Motor servo circuit
JPH0272461U (en)
JPH0469773U (en)
JPH01113592U (en)
JPH033198U (en)
JPH0249394U (en)
JPH0227491U (en)
JPS6298369U (en)
JPH044320U (en)
JPH0439094U (en)
JPS63173929U (en)
JPS6430694U (en)