Invention Grant
- Patent Title: Optical disc with pre-recorded and recordable regions and method of forming the disc
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Application No.: US14169111Application Date: 2014-01-30
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Publication No.: US09019807B2Publication Date: 2015-04-28
- Inventor: John Matthew Town , Alan Bruce Hamersley , Holger Hofmann
- Applicant: Thomson Licensing
- Applicant Address: FR Issy les Moulineaux
- Assignee: Thomson Licensing
- Current Assignee: Thomson Licensing
- Current Assignee Address: FR Issy les Moulineaux
- Agent Robert D. Shedd; Robert B. Levy
- Main IPC: G11B7/24
- IPC: G11B7/24 ; G11B7/007 ; G11B20/00 ; G11B20/12 ; G11B7/24073 ; G11B7/26
Abstract:
An optical disc having a region with pre-recorded data and a recordable region, a method of fabricating the disc, a stamper for forming a disc master, and a recording device for use with the disc are disclosed. Data recorded in the recordable region may be used for activation of the disc, providing unique identification or enhancing program content on the disc.
Public/Granted literature
- US20140146655A1 OPTICAL DISC WITH PRE-RECORDED AND RECORDABLE REGIONS AND METHOD OF FORMING THE DISC Public/Granted day:2014-05-29
Information query
IPC分类:
