JPH0344618U - - Google Patents
Info
- Publication number
- JPH0344618U JPH0344618U JP10654589U JP10654589U JPH0344618U JP H0344618 U JPH0344618 U JP H0344618U JP 10654589 U JP10654589 U JP 10654589U JP 10654589 U JP10654589 U JP 10654589U JP H0344618 U JPH0344618 U JP H0344618U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- detection head
- magnetic scale
- magnetic detection
- digital output
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 9
- 230000005415 magnetization Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
Description
第１図ａは本考案の磁気検出ヘツドと磁気媒体
の位置関係を示す概略説明図、第１図ｂは磁気検
出ヘツドの出力パルス波形を示す説明図、第２図
は本考案の磁気検出ヘツドによる磁気検出からデ
ジタル表示までを説明するブロツク図、第３図は
従来の磁気検出ヘツドの波形処理を説明するブロ
ツク図、第４図は従来の磁気検出ヘツドの検出波
形とノイズの関係を示す説明図である。
１……記録媒体、２……デジタル出力のホール
ＩＣ（ＮＯ１）、３……デジタル出力のホールＩ
Ｃ（ＮＯ２）、６……パルス波形、７……カウン
タ回路、８……中央処理装置、９……表示部。
Figure 1a is a schematic explanatory diagram showing the positional relationship between the magnetic detection head of the present invention and the magnetic medium, Figure 1b is an explanatory diagram showing the output pulse waveform of the magnetic detection head, and Figure 2 is a diagram showing the magnetic detection head of the present invention. Figure 3 is a block diagram explaining the waveform processing of a conventional magnetic detection head, and Figure 4 is an explanation showing the relationship between the detection waveform and noise of a conventional magnetic detection head. It is a diagram. 1...Recording medium, 2...Digital output Hall IC (NO1), 3...Digital output Hall I
C (NO2), 6...Pulse waveform, 7...Counter circuit, 8...Central processing unit, 9...Display unit.
Claims (1)
検出ヘツドを相対的に走行させて磁気目盛の磁化
方向および／または磁化の大きさを検出すること
によリ、移動量に応じた電気信号を得る磁気スケ
ール装置において、検出素子をデジタル出力のホ
ールＩＣによつて構成したことを特徴とする磁気
スケール用磁気検出ヘツド。 By moving a magnetic detection head relatively along a magnetic scale magnetized at a predetermined wavelength and detecting the magnetization direction and/or magnetization magnitude of the magnetic scale, an electric signal corresponding to the amount of movement is generated. 1. A magnetic detection head for a magnetic scale, characterized in that the detection element is constituted by a digital output Hall IC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10654589U JPH0344618U (en) | 1989-09-11 | 1989-09-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10654589U JPH0344618U (en) | 1989-09-11 | 1989-09-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0344618U true JPH0344618U (en) | 1991-04-25 |
Family
ID=31655276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10654589U Pending JPH0344618U (en) | 1989-09-11 | 1989-09-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0344618U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55152416A (en) * | 1979-05-17 | 1980-11-27 | Matsushita Electric Ind Co Ltd | Rotary detector |
| JPS6212814B2 (en) * | 1979-09-21 | 1987-03-20 | Teijin Chemicals Ltd |
-
1989
- 1989-09-11 JP JP10654589U patent/JPH0344618U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55152416A (en) * | 1979-05-17 | 1980-11-27 | Matsushita Electric Ind Co Ltd | Rotary detector |
| JPS6212814B2 (en) * | 1979-09-21 | 1987-03-20 | Teijin Chemicals Ltd |
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