Data disc, method and system of forming the disc

US8673421B2 · kind B2 · utility

Assignee

• Thomson Licensing · FR

Inventors

• John Matthew Town · Ojai, US
• Patrick Byrne · Forbes, AU
• Thomas Hartmann · Friedland, DE
• Alan Bruce Hamersley · Orange, US

Key dates

• Filing date: Jun 22, 2010
• Grant date: Mar 18, 2014
• Expiry date: Jun 22, 2030

Classification

• Technology area (CPC —): General

Abstract

A data disc, method and apparatus for forming the disc are disclosed. The data disc includes a first substrate structure bonded to a second substrate structure, with two curable material layers disposed on different sides of at least one of the two substrate structures, and at least one groove formed on a surface of one of the two curable material layers.