JPS5845638A - ビデオデイスク用静電容量検出器 - Google Patents
ビデオデイスク用静電容量検出器Info
- Publication number
- JPS5845638A JPS5845638A JP14275681A JP14275681A JPS5845638A JP S5845638 A JPS5845638 A JP S5845638A JP 14275681 A JP14275681 A JP 14275681A JP 14275681 A JP14275681 A JP 14275681A JP S5845638 A JPS5845638 A JP S5845638A
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- inductance
- coupling
- loop
- capacitor
- 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
- 230000003068 static effect Effects 0.000 title description 3
- 230000008878 coupling Effects 0.000 claims abstract description 28
- 238000010168 coupling process Methods 0.000 claims abstract description 28
- 238000005859 coupling reaction Methods 0.000 claims abstract description 28
- 230000010355 oscillation Effects 0.000 claims abstract description 22
- 239000003990 capacitor Substances 0.000 claims abstract description 13
- 238000001514 detection method Methods 0.000 claims description 11
- 230000001939 inductive effect Effects 0.000 claims description 2
- 241001422033 Thestylus Species 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000004044 response Effects 0.000 description 2
- 210000003484 anatomy Anatomy 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
- G11B9/06—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using record carriers having variable electrical capacitance; Record carriers therefor
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14275681A JPS5845638A (ja) | 1981-09-10 | 1981-09-10 | ビデオデイスク用静電容量検出器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14275681A JPS5845638A (ja) | 1981-09-10 | 1981-09-10 | ビデオデイスク用静電容量検出器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5845638A true JPS5845638A (ja) | 1983-03-16 |
| JPS6160484B2 JPS6160484B2 (enrdf_load_stackoverflow) | 1986-12-20 |
Family
ID=15322839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14275681A Granted JPS5845638A (ja) | 1981-09-10 | 1981-09-10 | ビデオデイスク用静電容量検出器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5845638A (enrdf_load_stackoverflow) |
-
1981
- 1981-09-10 JP JP14275681A patent/JPS5845638A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6160484B2 (enrdf_load_stackoverflow) | 1986-12-20 |
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