JPH0480077U - - Google Patents
Info
- Publication number
- JPH0480077U JPH0480077U JP1990125043U JP12504390U JPH0480077U JP H0480077 U JPH0480077 U JP H0480077U JP 1990125043 U JP1990125043 U JP 1990125043U JP 12504390 U JP12504390 U JP 12504390U JP H0480077 U JPH0480077 U JP H0480077U
- Authority
- JP
- Japan
- Prior art keywords
- magnetoresistive element
- differential amplifier
- magnetoresistive
- integrated
- resistance
- 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
- Recording Or Reproducing By Magnetic Means (AREA)
Description
第１図は、本考案の一実施例の集積化磁気抵抗
効果素子の構成を示す回路図、第２図は、本考案
実施例の磁気抵抗効果素子と繰り返し信号との配
置を示す配置図、第３図は、従来の集積化磁気抵
抗効果素子の構成を示す回路図、第４図は、第３
図に示した従来の磁気抵抗効果素子と繰り返し信
号との配置を示す配置図、第５図は、第３図に示
した従来例の各部における信号波形図である。
１１……第１の磁気抵抗効果素子、１２……第
２の磁気抵抗効果素子、１３……差動増幅器、１
４……直流定電圧電源、２１……繰り返し磁気信
号。
FIG. 1 is a circuit diagram showing the configuration of an integrated magnetoresistive element according to an embodiment of the present invention, and FIG. 2 is a layout diagram showing the arrangement of a magnetoresistive element and a repetitive signal according to an embodiment of the present invention. FIG. 3 is a circuit diagram showing the configuration of a conventional integrated magnetoresistive element, and FIG.
FIG. 5 is a layout diagram showing the arrangement of the conventional magnetoresistive element and repetitive signals shown in the figure, and FIG. 5 is a signal waveform diagram at each part of the conventional example shown in FIG. 11... First magnetoresistive element, 12... Second magnetoresistive element, 13... Differential amplifier, 1
4... DC constant voltage power supply, 21... Repeated magnetic signal.
Claims (1)
子と前記差動増幅器の入力抵抗とし、前記第１の
磁気抵抗効果素子の入力抵抗よりも十分に大きい
抵抗値を有する第２の磁気抵抗効果素子を前記差
動増幅器の帰還抵抗とする増幅回路と、 前記増幅回路の入力に接続した直流定電圧源と
を有することを特徴とする集積化磁気抵抗効果素
子。 (2) 各々の主電流通路を略平行に配した前記第
１及び第２の磁気抵抗効果素子を、前記電流通路
に近接される繰り返し磁気信号の繰り返し磁気波
長λに対し、 略1/2・（ｎ＋1/2）・λ（λ＝０，１，２，…
…）の間隔をもつて配することを特徴とする請求
項１記載の集積化磁気抵抗効果素子。[Claims for Utility Model Registration] (1) A differential amplifier is provided, and the input resistance of the first magnetoresistive element and the differential amplifier is sufficiently greater than the input resistance of the first magnetoresistive element. An integrated magnetoresistive effect characterized by comprising: an amplifier circuit in which a second magnetoresistive element having a resistance value serves as a feedback resistance of the differential amplifier; and a DC constant voltage source connected to an input of the amplifier circuit. element. (2) The first and second magnetoresistive elements, each of which has its main current path arranged approximately in parallel, are arranged so that the main current path is approximately 1/2. (n+1/2)・λ(λ=0,1,2,...
2. The integrated magnetoresistive element according to claim 1, wherein the integrated magnetoresistive element is arranged with an interval of...).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990125043U JPH0480077U (en) | 1990-11-27 | 1990-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990125043U JPH0480077U (en) | 1990-11-27 | 1990-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0480077U true JPH0480077U (en) | 1992-07-13 |
Family
ID=31872663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990125043U Pending JPH0480077U (en) | 1990-11-27 | 1990-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0480077U (en) |
-
1990
- 1990-11-27 JP JP1990125043U patent/JPH0480077U/ja active Pending
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