JPS60263301A - 磁気抵抗効果型磁気ヘッド信号再生装置 - Google Patents
磁気抵抗効果型磁気ヘッド信号再生装置Info
- Publication number
- JPS60263301A JPS60263301A JP11950184A JP11950184A JPS60263301A JP S60263301 A JPS60263301 A JP S60263301A JP 11950184 A JP11950184 A JP 11950184A JP 11950184 A JP11950184 A JP 11950184A JP S60263301 A JPS60263301 A JP S60263301A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- magnetic field
- output
- signal
- magnetic head
- 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.)
- Granted
Links
- 230000000694 effects Effects 0.000 title claims abstract description 8
- 238000000605 extraction Methods 0.000 claims description 4
- 230000004044 response Effects 0.000 abstract description 7
- 230000005389 magnetism Effects 0.000 abstract 2
- 239000000284 extract Substances 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 18
- 239000004020 conductor Substances 0.000 description 16
- 230000008859 change Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 12
- 239000000758 substrate Substances 0.000 description 11
- 239000003990 capacitor Substances 0.000 description 8
- 230000008901 benefit Effects 0.000 description 7
- 230000007423 decrease Effects 0.000 description 7
- 239000007787 solid Substances 0.000 description 5
- 239000010409 thin film Substances 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 230000035699 permeability Effects 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 230000005415 magnetization Effects 0.000 description 3
- 229910000889 permalloy Inorganic materials 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 230000005330 Barkhausen effect Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 229910017709 Ni Co Inorganic materials 0.000 description 1
- 229910003267 Ni-Co Inorganic materials 0.000 description 1
- 229910003262 Ni‐Co Inorganic materials 0.000 description 1
- 229910018499 Ni—F Inorganic materials 0.000 description 1
- 229910018605 Ni—Zn Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
- G11B5/027—Analogue recording
- G11B5/035—Equalising
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
- G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11950184A JPS60263301A (ja) | 1984-06-11 | 1984-06-11 | 磁気抵抗効果型磁気ヘッド信号再生装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11950184A JPS60263301A (ja) | 1984-06-11 | 1984-06-11 | 磁気抵抗効果型磁気ヘッド信号再生装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS60263301A true JPS60263301A (ja) | 1985-12-26 |
JPH0532803B2 JPH0532803B2 (enrdf_load_stackoverflow) | 1993-05-18 |
Family
ID=14762823
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11950184A Granted JPS60263301A (ja) | 1984-06-11 | 1984-06-11 | 磁気抵抗効果型磁気ヘッド信号再生装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60263301A (enrdf_load_stackoverflow) |
-
1984
- 1984-06-11 JP JP11950184A patent/JPS60263301A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH0532803B2 (enrdf_load_stackoverflow) | 1993-05-18 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |