JPS6349636U - - Google Patents
Info
- Publication number
- JPS6349636U JPS6349636U JP14265486U JP14265486U JPS6349636U JP S6349636 U JPS6349636 U JP S6349636U JP 14265486 U JP14265486 U JP 14265486U JP 14265486 U JP14265486 U JP 14265486U JP S6349636 U JPS6349636 U JP S6349636U
- Authority
- JP
- Japan
- Prior art keywords
- rotational
- phase
- rotational phase
- comparator
- rotating drum
- 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
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Description
第1図は本考案の原理を示す図、第2図は本考
案の実施例、第3図は本考案により記録する信号
を再生するヘリカルスキヤン磁気記録再生装置の
例を示す図である。
1……回転ドラム、2……回転位相検出器、3
……位相比較器、4……回転位相制御手段、5…
…入力端子、6……入力端子からの信号を位相比
較器に印加する手段。
FIG. 1 is a diagram showing the principle of the present invention, FIG. 2 is a diagram showing an embodiment of the present invention, and FIG. 3 is a diagram showing an example of a helical scan magnetic recording/reproducing apparatus for reproducing signals recorded according to the present invention. 1... Rotating drum, 2... Rotating phase detector, 3
...Phase comparator, 4...Rotary phase control means, 5...
...input terminal, 6...means for applying the signal from the input terminal to the phase comparator.
Claims (1)
転ドラムの回転位相を検出する回転位相検出器2
と、この回転位相検出器の回転位相検出出力PG
と上記回転ドラムの回転位相の基準を与える回転
基準信号Rとの位相を比較する位相比較器3と、
この位相比較器の出力により回転ドラムの回転位
相を制御する手段4とを備えるヘリカルスキヤン
磁気記録装置において、 上記回転基準信号を入力する入力端子5と、 この入力端子からの回転基準信号を上記位相比
較器に印加するための手段6と、 をさらに備えることを特徴とするヘリカルスキヤ
ン磁気記録装置。[Claims for Utility Model Registration] A rotating drum 1 equipped with a magnetic head, and a rotational phase detector 2 for detecting the rotational phase of this rotating drum.
and the rotational phase detection output PG of this rotational phase detector.
a phase comparator 3 that compares the phase of the rotational drum with a rotational reference signal R that provides a reference for the rotational phase of the rotating drum;
In a helical scan magnetic recording apparatus comprising means 4 for controlling the rotational phase of the rotary drum by the output of the phase comparator, an input terminal 5 for inputting the rotational reference signal; A helical scan magnetic recording device further comprising: means 6 for applying an voltage to a comparator;
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14265486U JPS6349636U (en) | 1986-09-19 | 1986-09-19 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14265486U JPS6349636U (en) | 1986-09-19 | 1986-09-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6349636U true JPS6349636U (en) | 1988-04-04 |
Family
ID=31051588
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14265486U Pending JPS6349636U (en) | 1986-09-19 | 1986-09-19 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6349636U (en) |
-
1986
- 1986-09-19 JP JP14265486U patent/JPS6349636U/ja active Pending