G - Physics – 11 – B
Patent
G - Physics
11
B
G11B 7/24 (2006.01) G06K 19/06 (2006.01)
Patent
CA 2199000
An information recording medium comprising a stack of layers includes a recording layer interposed between two shielding layers, the shielding layers being opaque to radiation within a predetermined waveband. The recording layer is adjacent to a layer which is transparent to radiation within the predetermined waveband, and is readable by radiation within the predetermined waveband passing into the layer through a free edge of the layer.
Hiraoka Mizuho
Tanabe Hiroshi
Yoshida Kouichi
Canon Kabushiki Kaisha
Ridout & Maybee Llp
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