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US 2009/0122670 A1Published application
Data retrieval systems
AssigneeSearete LLC
InventorsBran Ferren, Edward K.Y. Jung
Life of this patent
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Abstract
Embodiments of methods and systems for controlling access to information stored on memory or data storage devices are disclosed. In various embodiments, methods of retrieving information from a data storage device previously deactivated by modification or degradation of at least a portion of the data storage device are disclosed.
Claims20
1-38. (canceled)
A computer program product comprising:
- a signal bearing medium bearing one or more instructions related to reading data from a data storage device, the one or more instructions including:
- instructions for performing an interrogation activity with a data read device;
- instructions for detecting a read response from the data storage device in response to the interrogation activity with the data read device;
- instructions for comparing a detected read response with an expected data range, and if the read response is within the expected data range, reading data according to a first data read protocol or if the read response is outside the expected data range, reading data according to a second data read protocol performable by special-purpose hardware or software.
1 more element
Dependencies are inferred from the claim text.