JPH0211023B2 - - Google Patents
Info
- Publication number
- JPH0211023B2 JPH0211023B2 JP55172554A JP17255480A JPH0211023B2 JP H0211023 B2 JPH0211023 B2 JP H0211023B2 JP 55172554 A JP55172554 A JP 55172554A JP 17255480 A JP17255480 A JP 17255480A JP H0211023 B2 JPH0211023 B2 JP H0211023B2
- Authority
- JP
- Japan
- Prior art keywords
- bias
- current path
- magnetic field
- magnetoresistive element
- ferromagnetic
- 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.)
- Expired
Links
- 230000005291 magnetic effect Effects 0.000 claims description 63
- 230000005294 ferromagnetic effect Effects 0.000 claims description 29
- 238000013459 approach Methods 0.000 claims description 13
- 239000003302 ferromagnetic material Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 13
- 238000001514 detection method Methods 0.000 description 8
- 230000005415 magnetization Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 239000000956 alloy Substances 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- 230000035945 sensitivity Effects 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 3
- 230000002269 spontaneous effect Effects 0.000 description 3
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- 229910000943 NiAl Inorganic materials 0.000 description 1
- 229910003266 NiCo Inorganic materials 0.000 description 1
- 229910003289 NiMn Inorganic materials 0.000 description 1
- 229910003962 NiZn Inorganic materials 0.000 description 1
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/945—Proximity switches
- H03K17/95—Proximity switches using a magnetic detector
Landscapes
- Hall/Mr Elements (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
- Electronic Switches (AREA)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55172554A JPS5797231A (en) | 1980-12-09 | 1980-12-09 | Magnetic sensor switch device |
IT8125412A IT1211140B (it) | 1980-12-09 | 1981-12-02 | Dispositivo commutatore a sensore magnetico. |
CA000391611A CA1182171A (en) | 1980-12-09 | 1981-12-07 | Magnetic sensor for sensing the proximity of a relatively movable magnetically permeable member |
US06/328,613 US4492922A (en) | 1980-12-09 | 1981-12-08 | Magnetic sensor with two series-connected magnetoresistive elements and a bias magnet for sensing the proximity of a relatively movable magnetically permeable member |
GB8136974A GB2089514B (en) | 1980-12-09 | 1981-12-08 | Magnetic sensor switch device |
CH7845/81A CH657949A5 (de) | 1980-12-09 | 1981-12-08 | Magnetischer annaeherungsschalter. |
DE19813148754 DE3148754A1 (de) | 1980-12-09 | 1981-12-09 | Magnetische sensor-schaltervorrichtung |
FR8123042A FR2495859B1 (fr) | 1980-12-09 | 1981-12-09 | Dispositif de commutation a capteur magnetique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55172554A JPS5797231A (en) | 1980-12-09 | 1980-12-09 | Magnetic sensor switch device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5797231A JPS5797231A (en) | 1982-06-16 |
JPH0211023B2 true JPH0211023B2 (zh) | 1990-03-12 |
Family
ID=15944004
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP55172554A Granted JPS5797231A (en) | 1980-12-09 | 1980-12-09 | Magnetic sensor switch device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5797231A (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62161426U (zh) * | 1986-04-03 | 1987-10-14 | ||
JPH10116148A (ja) * | 1996-10-09 | 1998-05-06 | Murata Mfg Co Ltd | 入力装置 |
JP4737197B2 (ja) * | 2005-11-10 | 2011-07-27 | オムロン株式会社 | 操作入力装置およびこれを用いた電子機器 |
-
1980
- 1980-12-09 JP JP55172554A patent/JPS5797231A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5797231A (en) | 1982-06-16 |
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