JPS5814228U - Regenerative automatic azimuth adjustment device - Google Patents
Regenerative automatic azimuth adjustment deviceInfo
- Publication number
- JPS5814228U JPS5814228U JP10539681U JP10539681U JPS5814228U JP S5814228 U JPS5814228 U JP S5814228U JP 10539681 U JP10539681 U JP 10539681U JP 10539681 U JP10539681 U JP 10539681U JP S5814228 U JPS5814228 U JP S5814228U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- magnetic head
- azimuth
- waveform shaping
- azimuth adjustment
- 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.)
- Pending
Links
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
各図はいずれも本考案の実施例を示すもので、第１図ａ
は本考案の再生自動アジマス装置のブロックダイヤグラ
ム、同図す、 ｃは本考案に使用可能な磁気ヘッドを
示し、第２図ａ、 ｂはそれぞれ本装置のアジマス調
節機構の側面図及び斜視図を爪上、第３図ａ、 ｂ、
ｃは本装置の動作説明に供する磁気ヘッドと磁気テ
ープとの傾斜状態を示す動作説明図である。
符羞の説明、１・・・録再ヘッド（または再生ヘッド）
、ＩＡ、 ＩＢ・・・アジマス検出用ギ′”ヤップ、
２Ａ、 ２Ｂ・・・バンドパスフィルタ、３Ａ、
３Ｂ・・・波形整形回路、４・・・位相比較回路、５・
・・モータ制御アンプ、６・・・ヘッド支持板、９・・
・固定シャーシ、１３・・・作動部材、１４・・・駆動
機構、１５・・・ウオームギヤ、１６ａ、 １６ｂ、
１７ａ、 １７ｂ−４’ヤ、Ｄ・・・表示回路、
Ｍ・・・モータ。Each figure shows an embodiment of the present invention.
2 is a block diagram of the automatic reproducing azimuth device of the present invention; FIG. 2c shows a magnetic head that can be used in the present invention; FIGS. On the nail, Figure 3 a, b,
FIG. 1c is an operation explanatory diagram showing an inclined state of a magnetic head and a magnetic tape, which is used to explain the operation of the present apparatus. Explanation of signs, 1...Recording/playback head (or playback head)
, IA, IB... Gear for azimuth detection,
2A, 2B...Band pass filter, 3A,
3B... Waveform shaping circuit, 4... Phase comparison circuit, 5.
...Motor control amplifier, 6...Head support plate, 9...
- Fixed chassis, 13... Operating member, 14... Drive mechanism, 15... Worm gear, 16a, 16b,
17a, 17b-4'Y, D...display circuit,
M...Motor.
Claims (1)
る位置に前記トラックを２分割するアジマス検出用ギャ
ップを形成した磁気ヘッドと、該磁気ヘッドの前記各ア
ジマス検出用ギャップにより検出された信号から所定の
周波数信号を取り出すパッドバスフィルタと、該各バン
ドパスフィルタの出力信号を波形整形する波形整形回路
と、該各波形整形回路により出力された各信号の位相を
比較してそのずれの方向に応じた制御信号を出力する位
相比較回路と、該位相比較回路より得られた制御信号に
応じてアジマス調節用モータを駆動するためのモータ制
御アンプと、前記モータを駆動源とし且つ前記磁気ヘッ
ドを載置したヘッド支持板の傾きを制御せしめるための
駆動機構とを具備し、再生状態において前記磁気テープ
上に記録されている信号に対する前記磁気ヘッドのアジ
マスずれを自動検出してこれを補正すべく前記磁気ヘッ
ド支持板の傾きを自動調節するようにしてなる再生自動
アジマス調節装置。A magnetic head having an azimuth detection gap that divides the track into two at a position corresponding to either the left or right track on the magnetic tape, and a signal detected by each of the azimuth detection gaps of the magnetic head. A pad bus filter that extracts a predetermined frequency signal, a waveform shaping circuit that shapes the output signal of each bandpass filter, and a waveform shaping circuit that compares the phases of each signal output from each of the waveform shaping circuits and determines the direction of the shift. a phase comparison circuit for outputting a corresponding control signal; a motor control amplifier for driving an azimuth adjustment motor in accordance with the control signal obtained from the phase comparison circuit; and a drive mechanism for controlling the inclination of the mounted head support plate, and in order to automatically detect and correct an azimuth deviation of the magnetic head with respect to a signal recorded on the magnetic tape in a reproduction state. An automatic reproduction azimuth adjustment device that automatically adjusts the inclination of the magnetic head support plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10539681U JPS5814228U (en) | 1981-07-17 | 1981-07-17 | Regenerative automatic azimuth adjustment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10539681U JPS5814228U (en) | 1981-07-17 | 1981-07-17 | Regenerative automatic azimuth adjustment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5814228U true JPS5814228U (en) | 1983-01-28 |
Family
ID=29899933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10539681U Pending JPS5814228U (en) | 1981-07-17 | 1981-07-17 | Regenerative automatic azimuth adjustment device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5814228U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54156614A (en) * | 1978-05-29 | 1979-12-10 | Philips Nv | Positioning piezooelectric element controller |
| JPS5514597A (en) * | 1978-05-29 | 1980-02-01 | Philips Nv | Method of and device for adjsuting and maintaining head angle position as well as reading magnetic head |
| JPS5658128A (en) * | 1979-09-28 | 1981-05-21 | Philips Nv | Magnetic recorder*regenerator |
-
1981
- 1981-07-17 JP JP10539681U patent/JPS5814228U/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54156614A (en) * | 1978-05-29 | 1979-12-10 | Philips Nv | Positioning piezooelectric element controller |
| JPS5514597A (en) * | 1978-05-29 | 1980-02-01 | Philips Nv | Method of and device for adjsuting and maintaining head angle position as well as reading magnetic head |
| JPS5658128A (en) * | 1979-09-28 | 1981-05-21 | Philips Nv | Magnetic recorder*regenerator |
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