JPS6161675U - - Google Patents
Info
- Publication number
- JPS6161675U JPS6161675U JP14566884U JP14566884U JPS6161675U JP S6161675 U JPS6161675 U JP S6161675U JP 14566884 U JP14566884 U JP 14566884U JP 14566884 U JP14566884 U JP 14566884U JP S6161675 U JPS6161675 U JP S6161675U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- closed loop
- 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、Ｄ１，Ｄ２……
スイツチング素子たるダイオード、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, D1 , D2 ...
A diode is a switching element, and T...a 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
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
は閉ループ内に対向的に直列接続された２つのス
イツチング素子を備え、両スイツチング素子の接
続点にスイツチング信号が入力されることを特徴
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 intermittent one of the signals related to the motor control within the closed loop at a predetermined period, and the signal intermittent means is provided with an opposing signal in the closed loop. 1. A drive circuit comprising two switching elements connected in series, and a switching signal being input to a connection point between both switching elements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14566884U JPH0422401Y2 (en) | 1984-09-28 | 1984-09-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14566884U JPH0422401Y2 (en) | 1984-09-28 | 1984-09-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6161675U true JPS6161675U (en) | 1986-04-25 |
| JPH0422401Y2 JPH0422401Y2 (en) | 1992-05-22 |
Family
ID=30703920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14566884U Expired JPH0422401Y2 (en) | 1984-09-28 | 1984-09-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0422401Y2 (en) |
-
1984
- 1984-09-28 JP JP14566884U patent/JPH0422401Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0422401Y2 (en) | 1992-05-22 |
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