The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 07, 2020
Filed:
Sep. 29, 2016
Shanghai Naguang Information Technology Corp., Shanghai, CN;
Min Gu, Doncaster, AU;
Yaoyu Cao, Guangzhou, CN;
Zongsong Gan, Hawthorn, AU;
Xiangping Li, Guangzhou, CN;
Benjamin Mashford, Essendon, AU;
Haoran Ren, Bundoora, AU;
Qiming Zhang, Hawthorn, AU;
Shanghai Naguang Information Technology Corp., Shanghai, CN;
Abstract
Provided are media, systems and methods for optical data storage. A nanocomposite material for use as an optical data recording medium comprises nanoparticles embedded in a host matrix, wherein the host matrix comprises a material having a high structural stability, and the nanoparticles comprise optical functional components having a first physical or chemical state and a property of permanent transition to a second physical or chemical state upon exposure to corresponding optical radiation, whereby information may be recorded in the first and second physical or chemical states of the optical functional components over an extended time period.