JPH0412670U - - Google Patents
Info
- Publication number
- JPH0412670U JPH0412670U JP1990053459U JP5345990U JPH0412670U JP H0412670 U JPH0412670 U JP H0412670U JP 1990053459 U JP1990053459 U JP 1990053459U JP 5345990 U JP5345990 U JP 5345990U JP H0412670 U JPH0412670 U JP H0412670U
- Authority
- JP
- Japan
- Prior art keywords
- output
- resistors
- magnetoresistive
- comparator
- switching circuit
- 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
Landscapes
- Hall/Mr Elements (AREA)
- Measuring Magnetic Variables (AREA)
Description
第１図は本考案の一実施例のブロツク図、第２
図ａ，ｂは第１図の磁気抵抗素子の平面図および
その側面図、第３図は従来のポテンシヨメータの
一例を示すブロツク図である。
１……コンパレータ、２……スイツチング回路
、３，３ａ……増幅器、４……複合磁気抵抗素子
、１０……基板、１１，１１ａ，１１ｂ……抵抗
体、１２……抵抗アーム、１３……磁気抵抗素子
、１４……引出端子。
Fig. 1 is a block diagram of an embodiment of the present invention;
Figures a and b are a plan view and a side view of the magnetoresistive element shown in Figure 1, and Figure 3 is a block diagram showing an example of a conventional potentiometer. DESCRIPTION OF SYMBOLS 1...Comparator, 2...Switching circuit, 3, 3a...Amplifier, 4...Composite magnetoresistive element, 10...Substrate, 11, 11a, 11b...Resistor, 12...Resistance arm, 13... Magnetic resistance element, 14... Output terminal.
Claims (1)
からなる抵抗体を４個同一基板上に形成して磁気
抵抗素子を構成し、前記抵抗体のそれぞれ２個が
その長辺方向を互いに直交するように直列に接続
すると共にその各接続部に引出端子を設けて２組
の抵抗アームとし、これら２組の抵抗アームの抵
抗体を互いに４５°の角度となるように配設し、
このように構成した磁気抵抗素子２個をその各抵
抗体が互いに直交するように重合わせて形成した
複合磁気抵抗素子と、この複合磁気抵抗素子の４
個の引出端子からの出力のうち各組の一方の出力
を比較するコンパレータと、このコンパレータの
出力を規制信号として前記引出端子の各組の他方
の出力を切換えるスイツチング回路と、このスイ
ツチング回路の出力を増幅する増幅器とを備える
ことを特徴とするポテンシヨメータ装置。 A magnetoresistive element is constructed by forming four resistors each made of a rectangular thin film of a ferromagnetic material having a magnetoresistive effect on the same substrate, and each two of the resistors have their long sides perpendicular to each other. 2 sets of resistance arms are connected in series as shown in FIG.
A composite magnetoresistive element is formed by overlapping two magnetoresistive elements configured in this way so that their respective resistors are orthogonal to each other, and four of these composite magnetoresistive elements
a comparator that compares one output of each set of outputs from the output terminals; a switching circuit that uses the output of the comparator as a regulation signal to switch the output of the other of each set of the output terminals; and an output of the switching circuit. A potentiometer device comprising an amplifier for amplifying the .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990053459U JPH0412670U (en) | 1990-05-22 | 1990-05-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990053459U JPH0412670U (en) | 1990-05-22 | 1990-05-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0412670U true JPH0412670U (en) | 1992-01-31 |
Family
ID=31574662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990053459U Pending JPH0412670U (en) | 1990-05-22 | 1990-05-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0412670U (en) |
-
1990
- 1990-05-22 JP JP1990053459U patent/JPH0412670U/ja active Pending
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