JPH02149122U - - Google Patents
Info
- Publication number
- JPH02149122U JPH02149122U JP5554489U JP5554489U JPH02149122U JP H02149122 U JPH02149122 U JP H02149122U JP 5554489 U JP5554489 U JP 5554489U JP 5554489 U JP5554489 U JP 5554489U JP H02149122 U JPH02149122 U JP H02149122U
- Authority
- JP
- Japan
- Prior art keywords
- recording
- light beam
- magnetic field
- deflector
- magneto
- 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
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Recording Or Reproducing By Magnetic Means (AREA)
Description
第1図は本考案の一実施例を示す概略構成模式
図、第2図a,b,c,dは従来例を説明するタ
イミングダイアグラムである。
1…基準発振器、2…記録磁気ヘツド、3…パ
ルス発生器、9…E/O偏向器、11…光磁気デ
イスク。
FIG. 1 is a schematic structural diagram showing one embodiment of the present invention, and FIGS. 2 a, b, c, and d are timing diagrams illustrating a conventional example. DESCRIPTION OF SYMBOLS 1... Reference oscillator, 2... Recording magnetic head, 3... Pulse generator, 9... E/O deflector, 11... Magneto-optical disk.
Claims (1)
して交流磁場を付与すると共に、記録信号に対応
する光ビームを前記交流磁場に同期させつつ変調
して照射する光磁気記録再生装置において、前記
光ビームの光路系にE/O偏向器を配設し、記録
時に前記変調信号を用いて、前記E/O偏向器の
屈折率を変化させ、前記光ビームをトラツク方向
に移動させることを特徴とする光磁気記録再生装
置。 In a magneto-optical recording and reproducing apparatus that applies an alternating magnetic field as a recording bias magnetic field to a magneto-optical recording medium and modulates and irradiates a light beam corresponding to a recording signal in synchronization with the alternating magnetic field, the light beam is A light beam characterized in that an E/O deflector is disposed in the optical path system, and the modulation signal is used during recording to change the refractive index of the E/O deflector to move the light beam in the track direction. Magnetic recording and reproducing device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5554489U JPH02149122U (en) | 1989-05-15 | 1989-05-15 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5554489U JPH02149122U (en) | 1989-05-15 | 1989-05-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02149122U true JPH02149122U (en) | 1990-12-19 |
Family
ID=31578590
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5554489U Pending JPH02149122U (en) | 1989-05-15 | 1989-05-15 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02149122U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63197034A (en) * | 1987-02-10 | 1988-08-15 | Nakamichi Corp | Optical deflecting device |
-
1989
- 1989-05-15 JP JP5554489U patent/JPH02149122U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63197034A (en) * | 1987-02-10 | 1988-08-15 | Nakamichi Corp | Optical deflecting device |
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