Title:
DVD RECORDING METHOD AND DVD RECORDING DEVICE
Document Type and Number:
Japanese Patent JP3965385
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To enhance rewritable number of times when recording is performed many times.
SOLUTION: When DSV absolute values of two streams generated using a plurality of kinds of code expressions provided in order to encode input data words are substantially equal, the plurality of kinds of code expressions are almost randomly selected, and converted into a recording code string. This prevents degradation in especially a management area etc. and the rewritable number of times is enhanced.
Inventors:
Junko Ushiyama
Hiroyuki Minemura
Hiroyuki Minemura
Application Number:
JP2003426166A
Publication Date:
August 29, 2007
Filing Date:
December 24, 2003
Export Citation:
Assignee:
株式会社日立製作所
株式会社日立エルジーデータストレージ
株式会社日立エルジーデータストレージ
International Classes:
G11B20/10; G11B20/14; G11B20/04; H03M5/14; H03M7/14; (IPC1-7): G11B20/14; H03M7/14
Domestic Patent References:
JP2002197662A | ||||
JP2000286709A | ||||
JP9219022A |
Attorney, Agent or Firm:
Manabu Inoue