Login| Sign Up| Help| Contact|

Patent Searching and Data

Document Type and Number:
Japanese Patent JP4102483
Kind Code:
An apparatus for successively recording information onto a recording medium (1) which has a groove track wobbled by a wobble signal having a prescribed frequency and a plurality of synchronization pre-pits (4). The information is divided into a plurality of sync frames including a synchronization signal. The apparatus has a wobble detecting circuit (63) for detecting the wobble signal. The apparatus also has a write clock signal generating device (70) for generating a write clock signal on the basis of the wobble signal, and a pre-pit device (64) for detecting the pre-pits. An adjusting circuit (80) is provided to detect the phase difference between a pit signal and the synchronization signal, and for controlling a frequency of the write clock signal.

Kazuo Kuroda
Toshio Suzuki
Application Number:
Publication Date:
June 18, 2008
Filing Date:
June 02, 1998
Export Citation:
Click for automatic bibliography generation   Help
Pioneer Corporation
International Classes:
G11B20/14; G11B7/0045; G11B20/10; G11B20/12; G11B27/19; G11B27/24; G11B27/30
Domestic Patent References:
Attorney, Agent or Firm:
Yasuo Ishikawa

Previous Patent: JPH04102482

Next Patent: JPH04102484