The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 29, 2011
Filed:
Oct. 13, 2009
Wilhelmus Robert Koppers, Nieuwegein, NL;
Hubert Cecile Francois Martens, Eindhoven, NL;
Pierre Hermanus Woerlee, Valkenswaard, NL;
Johannes Leopoldus Bakx, Eindhoven, NL;
Wilhelmus Robert Koppers, Nieuwegein, NL;
Hubert Cecile Francois Martens, Eindhoven, NL;
Pierre Hermanus Woerlee, Valkenswaard, NL;
Johannes Leopoldus Bakx, Eindhoven, NL;
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Abstract
Recordable DVD+R and DVD+R/W optical discs with two (or more) information layers are developed to double the data storage capacity and video recording time. A method and device are proposed to make dual layer DVD disc recordings compliant with the dual layer DVD-ROM standard Recording the data in a DVD-ROM compliant way on the dual layer DVD+R or DVD+R/W disc is obtained by shifting the middle zone area towards the inner radius of a disc in such a way that the data zones of both layers are filled up with data.