JPS6161674U - - Google Patents
Info
- Publication number
- JPS6161674U JPS6161674U JP14496484U JP14496484U JPS6161674U JP S6161674 U JPS6161674 U JP S6161674U JP 14496484 U JP14496484 U JP 14496484U JP 14496484 U JP14496484 U JP 14496484U JP S6161674 U JPS6161674 U JP S6161674U
- Authority
- JP
- Japan
- Prior art keywords
- drive circuit
- signal
- amount
- tracking arm
- tracking
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Feedback Control In General (AREA)
Description
第１図乃至第４図は本考案に係るリニアトラツ
キングアームの駆動回路の実施例を示し、第１図
は全体の構成を示すブロツク図、第２図は具体的
な回路構成図、第３図はトラツキングアームの移
動軌跡を示す比較図であつて、第３図Ａは本考案
に係るものの軌跡図、第３図Ｂは従来のものの軌
跡図、第４図はトラツキングアームに印加される
振動成分を示す比較図であつて、第４図Ａは本考
案に係るものの特性図、第４図Ｂは従来のものの
特性図である。第５図は従来のリニアトラツキン
グアームの駆動装置を示すブロツク図である。
１……トラツキングアーム、２……ベース、３
……レール、４……モーター、５……駆動機構、
６……光学的センサー、７……アンプ、８……駆
動アンプ、９……信号断続手段、Ｔ……電源トラ
ンス。
1 to 4 show an embodiment of the linear tracking arm drive circuit according to the present invention, FIG. 1 is a block diagram showing the overall configuration, FIG. 2 is a specific circuit configuration diagram, and FIG. 3 is a block diagram showing the overall configuration. The figures are comparative diagrams showing the movement locus of the tracking arm, where Fig. 3A is a locus diagram of the one according to the present invention, Fig. 3B is a locus diagram of the conventional one, and Fig. 4 is a locus diagram of the locus of the conventional one. FIG. 4A is a characteristic diagram of the device according to the present invention, and FIG. 4B is a characteristic diagram of the conventional device. FIG. 5 is a block diagram showing a conventional linear tracking arm drive device. 1...Tracking arm, 2...Base, 3
...Rail, 4...Motor, 5...Drive mechanism,
6... Optical sensor, 7... Amplifier, 8... Drive amplifier, 9... Signal intermittent means, T... Power transformer.
Claims (1)
ー量を検出し、その検出量に応じてトラツキング
エラー量が減少する方向にトラツキングアーム駆
動用モーターを閉ループ制御するように構成され
たリニアトラツキングアームの駆動回路において
、 上記閉ループ内におけるモーター制御に関する
いずれかの信号を所定の周期で断続させるための
信号断続手段が設けられており、該信号断続手段
のスイツチング制御信号として交流電源からの交
流電圧が入力されるように構成されていることを
特徴とする駆動回路。[Claim for Utility Model Registration] The system is configured to detect the amount of tracking error of the linear tracking arm, and to control the tracking arm drive motor in a closed loop in a direction that reduces the amount of tracking error according to the detected amount. In the drive circuit for the linear tracking arm, a signal intermittent means is provided for intermitting any signal related to motor control in the closed loop at a predetermined period, and an AC power source is used as a switching control signal for the signal intermittent means. A drive circuit characterized in that the drive circuit is configured to input an alternating current voltage from the.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14496484U JPH0244395Y2 (en) | 1984-09-27 | 1984-09-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14496484U JPH0244395Y2 (en) | 1984-09-27 | 1984-09-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6161674U true JPS6161674U (en) | 1986-04-25 |
| JPH0244395Y2 JPH0244395Y2 (en) | 1990-11-26 |
Family
ID=30703224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14496484U Expired JPH0244395Y2 (en) | 1984-09-27 | 1984-09-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0244395Y2 (en) |
-
1984
- 1984-09-27 JP JP14496484U patent/JPH0244395Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0244395Y2 (en) | 1990-11-26 |
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