JPS6288914U - - Google Patents
Info
- Publication number
- JPS6288914U JPS6288914U JP18085985U JP18085985U JPS6288914U JP S6288914 U JPS6288914 U JP S6288914U JP 18085985 U JP18085985 U JP 18085985U JP 18085985 U JP18085985 U JP 18085985U JP S6288914 U JPS6288914 U JP S6288914U
- Authority
- JP
- Japan
- Prior art keywords
- magnetoresistive
- resistor
- magnetoresistive element
- elements
- longitudinal direction
- 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
- 238000010586 diagram Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 1
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
Description
第1図aおよびbは、本考案の実施例を示す図
、第2図aおよびbは、従来の磁気抵抗効果素子
の配置図および結線図、第3図a,b,cは、比
較例を示す図、第4図は、着磁体とセンサの空間
配置図である。
図中、1,2,3,4,5,6,7,8,9,
10,11,12は各々短冊状の磁気抵抗効果素
子、13はセンサーの電源、14および14′は
センサーの出力端子、15はセンサー、16は着
磁体である。
Figures 1a and b are diagrams showing an embodiment of the present invention, Figures 2a and b are layout diagrams and wiring diagrams of a conventional magnetoresistive element, and Figures 3a, b, and c are comparative examples. FIG. 4 is a spatial layout diagram of the magnetized body and the sensor. In the figure, 1, 2, 3, 4, 5, 6, 7, 8, 9,
10, 11, and 12 are each strip-shaped magnetoresistive elements, 13 is a power source for the sensor, 14 and 14' are output terminals of the sensor, 15 is a sensor, and 16 is a magnetized body.
Claims (1)
磁気書き込みされた磁気パターンに対して、λ/
2の間隔で4N(N=2,3,4…)個の短冊状
の磁気抵抗効果素子の長手方向が前記着磁体の長
手方向に直角に配置された前記磁気抵抗効果素子
のどちらか一方から数えて2n+1(n=0,1
,2…)番目、2N+2n+1(n=0,1,2
…)番目、2(n+1)(n=0,1,2…)番
目および2N+2(n+1)(n=0,1,2…
)番目の前記磁気抵抗効果素子を各々電気的に直
列接続した4組の抵抗体を2n+1番目の磁気抵
抗効果素子からなる抵抗体と2N+2N+1番目
の磁気抵抗効果素子からなる抵抗体および2(n
+1)番目の磁気抵抗効果素子からなる抵抗体と
2N+2(n+1)番目の磁気抵抗効果素子から
なる抵抗体が、各々対向するように電気的にブリ
ツジ接続したことを特徴とする磁気スケール用セ
ンサ。 λ/
From either one of the magnetoresistive elements in which the longitudinal direction of 4N (N=2, 3, 4...) strip-shaped magnetoresistive elements is arranged at right angles to the longitudinal direction of the magnetized body at intervals of 2. Count 2n+1 (n=0,1
, 2...)th, 2N+2n+1 (n=0, 1, 2
)th, 2(n+1)(n=0,1,2...)th and 2N+2(n+1)(n=0,1,2...)
)-th magnetoresistive effect elements electrically connected in series, a resistor consisting of the 2n+1st magnetoresistive element, a resistor consisting of the 2N+2N+1st magnetoresistive element, and 2(n
A sensor for a magnetic scale, characterized in that a resistor comprising a +1)th magnetoresistive element and a resistor comprising a 2N+2 (n+1)th magnetoresistive element are electrically bridge-connected so as to face each other.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18085985U JPS6288914U (en) | 1985-11-22 | 1985-11-22 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18085985U JPS6288914U (en) | 1985-11-22 | 1985-11-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6288914U true JPS6288914U (en) | 1987-06-06 |
Family
ID=31125199
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18085985U Pending JPS6288914U (en) | 1985-11-22 | 1985-11-22 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6288914U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009051069A1 (en) * | 2007-10-15 | 2009-04-23 | Alps Electric Co., Ltd. | Gmr sensor |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5687862A (en) * | 1979-12-19 | 1981-07-16 | Hitachi Ltd | Magnetic head of revolution detector |
JPS58139014A (en) * | 1982-02-15 | 1983-08-18 | Hitachi Ltd | Rotary encoder |
-
1985
- 1985-11-22 JP JP18085985U patent/JPS6288914U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5687862A (en) * | 1979-12-19 | 1981-07-16 | Hitachi Ltd | Magnetic head of revolution detector |
JPS58139014A (en) * | 1982-02-15 | 1983-08-18 | Hitachi Ltd | Rotary encoder |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009051069A1 (en) * | 2007-10-15 | 2009-04-23 | Alps Electric Co., Ltd. | Gmr sensor |
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