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.

Date of Patent:
May. 11, 2010

Filed:

Nov. 17, 2004
Applicants:

Cheng-shing Lai, Taipei, TW;

Steven Wu, Nanking, CN;

Inventors:

Cheng-Shing Lai, Taipei, TW;

Steven Wu, Nanking, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04K 1/02 (2006.01); G06F 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system is provided for hiding a data group in a wireless communication device, in which a predetermined data group is hidden according to a hiding request. The system for hiding a data group comprises an encryption module for receiving the hiding request and the predetermined groups in a memory in the wireless communication device and an access module. Next, the encryption module establishes mechanism for hiding a data group to hide the predetermined data group. The access module performs the mechanism for hiding a data group and decrypts a secret code encrypted by the encryption module when data in the predetermined data group is to be read.


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