JPS5345509A - Automatic tracking apparatus - Google Patents
Automatic tracking apparatusInfo
- Publication number
- JPS5345509A JPS5345509A JP12065676A JP12065676A JPS5345509A JP S5345509 A JPS5345509 A JP S5345509A JP 12065676 A JP12065676 A JP 12065676A JP 12065676 A JP12065676 A JP 12065676A JP S5345509 A JPS5345509 A JP S5345509A
- Authority
- JP
- Japan
- Prior art keywords
- automatic tracking
- tracking apparatus
- playback head
- envelope
- comparing
- 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
Landscapes
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
Abstract
PURPOSE: To let a playback head satisfactorily follow up recording tracks by subsequently envelope-detecting and comparing the reproduction high frequency signals at the time of reproducing video signals and controlling playback head position in a level increasing direction.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12065676A JPS5345509A (en) | 1976-10-07 | 1976-10-07 | Automatic tracking apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12065676A JPS5345509A (en) | 1976-10-07 | 1976-10-07 | Automatic tracking apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5345509A true JPS5345509A (en) | 1978-04-24 |
JPS6120053B2 JPS6120053B2 (en) | 1986-05-20 |
Family
ID=14791623
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12065676A Granted JPS5345509A (en) | 1976-10-07 | 1976-10-07 | Automatic tracking apparatus |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5345509A (en) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57120128A (en) * | 1981-01-16 | 1982-07-27 | Matsushita Electric Ind Co Ltd | Voltage controller |
JPS57120226A (en) * | 1981-01-16 | 1982-07-27 | Hitachi Ltd | Auto tracking device of magnetic video recording and reproducing device |
JPS58140999A (en) * | 1982-02-16 | 1983-08-20 | 住友重機械工業株式会社 | Method of controlling beam of cyclotron |
JPS58209899A (en) * | 1982-05-31 | 1983-12-06 | 住友重機械工業株式会社 | Accelerator |
JPS59140625A (en) * | 1983-01-31 | 1984-08-13 | Sharp Corp | Recording and reproducing device |
JPS59167823A (en) * | 1983-03-14 | 1984-09-21 | Mitsubishi Electric Corp | Head driving mechanism |
JPS6488913A (en) * | 1987-09-29 | 1989-04-03 | Mitsubishi Electric Corp | Tracking device |
JPS6489675A (en) * | 1987-09-29 | 1989-04-04 | Mitsubishi Electric Corp | Tracking device |
JPH03119510A (en) * | 1989-09-29 | 1991-05-21 | Mitsubishi Electric Corp | Magnetic recording and reproducing device |
-
1976
- 1976-10-07 JP JP12065676A patent/JPS5345509A/en active Granted
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6326455B2 (en) * | 1981-01-16 | 1988-05-30 | Hitachi Ltd | |
JPS57120226A (en) * | 1981-01-16 | 1982-07-27 | Hitachi Ltd | Auto tracking device of magnetic video recording and reproducing device |
JPS57120128A (en) * | 1981-01-16 | 1982-07-27 | Matsushita Electric Ind Co Ltd | Voltage controller |
JPS6367682B2 (en) * | 1981-01-16 | 1988-12-27 | Matsushita Electric Ind Co Ltd | |
JPS58140999A (en) * | 1982-02-16 | 1983-08-20 | 住友重機械工業株式会社 | Method of controlling beam of cyclotron |
JPS58209899A (en) * | 1982-05-31 | 1983-12-06 | 住友重機械工業株式会社 | Accelerator |
JPS59140625A (en) * | 1983-01-31 | 1984-08-13 | Sharp Corp | Recording and reproducing device |
JPH0249485B2 (en) * | 1983-01-31 | 1990-10-30 | Sharp Kk | |
JPS59167823A (en) * | 1983-03-14 | 1984-09-21 | Mitsubishi Electric Corp | Head driving mechanism |
JPS6488913A (en) * | 1987-09-29 | 1989-04-03 | Mitsubishi Electric Corp | Tracking device |
JPS6489675A (en) * | 1987-09-29 | 1989-04-04 | Mitsubishi Electric Corp | Tracking device |
JPH03119510A (en) * | 1989-09-29 | 1991-05-21 | Mitsubishi Electric Corp | Magnetic recording and reproducing device |
US5247404A (en) * | 1989-09-29 | 1993-09-21 | Mitsubishi Denki Kabushiki Kaisha | Magnetic recording and reproducing apparatus with magnetic head displacement correction |
Also Published As
Publication number | Publication date |
---|---|
JPS6120053B2 (en) | 1986-05-20 |
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