发明名称 |
OPTICAL RECORDING METHOD |
摘要 |
A disk-shaped record carrier body for storing information which is recorded thereon by a beam of radiation. The carrier body comprises a follow-on track which is capable of being scanned with an opto-electronic system so as to produce an electrical signal for controlling the position of the beam during recording of the information. |
申请公布号 |
AU497689(B2) |
申请公布日期 |
1978.12.21 |
申请号 |
AU19740065255 |
申请日期 |
1974.02.06 |
申请人 |
PHILIPS' GLOEILAMPENFABRIEKEN, N.V. |
发明人 |
PIETER KRAMER;JAN ROOS |
分类号 |
G11B3/68;G11B7/00;G11B7/0045;G11B7/09;G11B7/24;G11B11/105;G11B23/30;G11B23/38;H04N5/85;(IPC1-7):G11B7/12 |
主分类号 |
G11B3/68 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|