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:
Jan. 10, 2012
Filed:
Sep. 18, 2008
Applicants:
Sungkyong Un, Daejeon, KR;
Dowon Hong, Daejeon, KR;
Inventors:
Sungkyong Un, Daejeon, KR;
Dowon Hong, Daejeon, KR;
Assignee:
Electronics and Telecommunications Research Institute, Daejeon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 15/04 (2006.01); G06F 17/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a digital sound recording device that prevents data stored as digital sound data from being forged. A digital sound recording device according to the present invention includes an input unit, a storage unit, a data communication unit, a processor, and a write protection unit that is provided between the storage unit and the data communication unit, thereby preventing the write control from being performed on the storage unit by the external unit.