Title:
情報の長期記憶方法および同方法に用いる記憶媒体
Document Type and Number:
Japanese Patent JP7246663
Kind Code:
B2
Abstract:
The present invention relates to an information storage medium and a method for long-term storage of information comprising the steps of: providing a ceramic substrate; coating the ceramic substrate with a layer of a second material different from the material of the ceramic substrate, the layer having a thickness no greater than 10 µm; tempering the coated ceramic substrate to form a writable plate or disc; encoding information on the writable plate or disc by using a laser and/or a focused particle beam to manipulate localized areas of the writable plate or disc.
Inventors:
Kunze Martin
pfraum christian
pfraum christian
Application Number:
JP2022509114A
Publication Date:
March 28, 2023
Filing Date:
August 14, 2019
Export Citation:
Assignee:
CERAMIC DATA SOLUTIONS GMBH
International Classes:
G11B7/0045; G11B7/0033; G11B7/24035; G11B7/24047; G11B7/243; G11B7/253
Domestic Patent References:
| JP2004062981A | ||||
| JP2010192908A |
Foreign References:
| WO2003088235A1 |
Attorney, Agent or Firm:
Shuji Sugimoto
Takeo Tsutsumi
Yuka Kobayashi
Daisuke Kaneko
Kenichi Nakata
Hiroki Taniguchi
Shinji Nakao
Takashi Sasanuma
Takeo Tsutsumi
Yuka Kobayashi
Daisuke Kaneko
Kenichi Nakata
Hiroki Taniguchi
Shinji Nakao
Takashi Sasanuma