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:
Oct. 07, 2025
Filed:
Sep. 22, 2023
Micware Co., Ltd., Kobe, JP;
Atp Electronics Taiwan Inc., Taipei, TW;
Kenta Imaida, Kobe, JP;
Takuma Segawa, Kobe, JP;
Eishin Hirokawa, Kobe, JP;
Chien-Pao Lee, Kaohsiung, TW;
Hsiu-Hui Huang, Kaohsiung, TW;
MICWARE CO., LTD., Kobe, JP;
ATP ELECTRONICS TAIWAN INC., Taipei, TW;
Abstract
Provided is a method for producing a recording medium having a recording area in which content information indicating a content and security information for security for the content information are recorded. In the recording area, medium specifying information for uniquely identifying the recording medium itself is recorded in advance. The method includes steps of: (a) writing temporary security information including given information different from the medium specifying information, and the content information in the recording area; (b) reading the medium specifying information and the temporary security information from the recording area; (c) replacing the given information in the temporary security information with the medium specifying information; (d) encrypting the temporary security information in which the given information is replaced with the medium specifying information to generate the security information; and (e) causing the security information generated in the step (d) to be recorded in the recording area.