Invention Grant
US09280997B2 Tape recording medium having both optical and magnetic recording layers
有权
具有光记录层和磁记录层的磁带记录介质
- Patent Title: Tape recording medium having both optical and magnetic recording layers
- Patent Title (中): 具有光记录层和磁记录层的磁带记录介质
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Application No.: US14639036Application Date: 2015-03-04
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Publication No.: US09280997B2Publication Date: 2016-03-08
- Inventor: Akinaga Natsui , Takeshi Morita
- Applicant: Panasonic Intellectual Property Management Co., Ltd.
- Applicant Address: JP Osaka
- Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Current Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Current Assignee Address: JP Osaka
- Agency: McDermott Will & Emery LLP
- Priority: JP2014-042325 20140305; JP2014-241614 20141128
- Main IPC: G11B11/00
- IPC: G11B11/00 ; G11B5/78 ; G11B5/64 ; G11B5/738 ; G11B11/105 ; G11B11/14 ; G11B5/584
Abstract:
Provided is a tape recording medium including: a base layer having a first surface and a second surface; a first recording layer disposed over the first surface of the base layer and capable of optically recording first data; an imprinted layer disposed between the base layer and the first recording layer; and a second recording layer. The second recording layer is disposed over the second surface of the base layer, contains a magnetic material, and has recorded second data different from the first data.
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