Patent · US Expired

Information recording system and information recording method

US6466732B1 · kind B1 · utility

20Cited by
3References
8Claims
0Family size

Inventors

Key dates

Filing dateSep 15, 1999
Grant dateOct 15, 2002
Priority date
Expiry dateSep 15, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N9/8227
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

To code and record new information to be recorded on DVD-R/W 1 on which old information is already coded and recorded, an old coding parameter used to code the old information is aquired (step S6, S8, S10, S11), a new coding parameter used to code the new information is set so as to continue with the aquired old coding parameter (step S14, S15, S21, S22, S23), and the new information is coded using the setup new coding parameter and is recorded.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.