JPH0345463B2 - - Google Patents
Info
- Publication number
- JPH0345463B2 JPH0345463B2 JP57095829A JP9582982A JPH0345463B2 JP H0345463 B2 JPH0345463 B2 JP H0345463B2 JP 57095829 A JP57095829 A JP 57095829A JP 9582982 A JP9582982 A JP 9582982A JP H0345463 B2 JPH0345463 B2 JP H0345463B2
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- circuit
- coil
- oscillation
- emitter
- 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 - Lifetime
Links
- 230000010355 oscillation Effects 0.000 claims description 36
- 238000001514 detection method Methods 0.000 claims description 32
- 239000003990 capacitor Substances 0.000 claims description 21
- 238000013459 approach Methods 0.000 claims description 7
- 239000004020 conductor Substances 0.000 claims description 2
- 230000035945 sensitivity Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/02—Control of operating function, e.g. switching from recording to reproducing
- G11B15/05—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container
- G11B15/06—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container by sensing auxiliary features on record carriers or containers, e.g. to stop machine near the end of a tape
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57095829A JPS58212641A (ja) | 1982-06-04 | 1982-06-04 | 位置検出装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57095829A JPS58212641A (ja) | 1982-06-04 | 1982-06-04 | 位置検出装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58212641A JPS58212641A (ja) | 1983-12-10 |
JPH0345463B2 true JPH0345463B2 (en]) | 1991-07-11 |
Family
ID=14148281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57095829A Granted JPS58212641A (ja) | 1982-06-04 | 1982-06-04 | 位置検出装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58212641A (en]) |
-
1982
- 1982-06-04 JP JP57095829A patent/JPS58212641A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS58212641A (ja) | 1983-12-10 |
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