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12/20/07 - USPTO Class 380 |  103 views | #20070291943 | Prev - Next | About this Page  380 rss/xml feed  monitor keywords

Method and apparatus for encrypting and decrypting information

USPTO Application #: 20070291943
Title: Method and apparatus for encrypting and decrypting information
Abstract: An encryption key is generated in response to a plurality of information pieces being bases for the encryption key. Original information is encrypted into encryption-resultant information in response to the generated encryption key. The encryption-resultant information is divided into units. Each of the units is loaded with encryption control information for identifying the plurality of information pieces being the bases for the encryption key. (end of abstract)



Agent: Louis Woo Law Office Of Louis Woo - Alexandria, VA, US
Inventors: Takayuki Sugahara, Wataru Inoha, Seiji Higurashi, Toshio Kuroiwa, Kenjiro Ueda
USPTO Applicaton #: 20070291943 - Class: 380217000 (USPTO)

Related Patent Categories: Cryptography, Video Cryptography, Video Electric Signal Modification (e.g., Scrambling), Image Data Converted To Digital Before Modification, Having Compression (e.g., Mpeg)

Method and apparatus for encrypting and decrypting information description/claims


The Patent Description & Claims data below is from USPTO Patent Application 20070291943, Method and apparatus for encrypting and decrypting information.

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