Resources Contact Us Home
Storage medium processing method, storage medium processing device, and program

Image Number 3 for United States Patent #8126150.

Spread of a forged storage medium is prevented suppressing an authentic storage medium's damage and trouble of a owner to the minimum. When there is an update request of user key data, the update history of the user key data concerning the shown above-mentioned medium identifier IDm is referred to. When judged that the update of the user key data concerning the shown medium identifier IDm not being performed within a predetermined period, the update of user key data is performed. The request of a update is refused when judged that the update of the user key data concerning the shown medium identifier IDm being performed within a predetermined period.

  Recently Added Patents
Scoring users of network based users
Method and apparatus for communicating electronic service guide information in a satellite television system
Light emitting element, method for manufacturing the light emitting element, optical element and method for manufacturing the optical element
Automatically selecting a paper with increased dimensions than originally desired for printing and adding advertisement content to the increased dimensional area of the paper
Processor engine, integrated circuit and method therefor
Variety corn line LIC7382
Three-term predictive adder and/or subtracter
  Randomly Featured Patents
Method and apparatus for hierarchical bi-directional intra-prediction in a video encoder
Mobile unit for pilot symbol assisted wireless system and method of improving performance thereof
Water sprayer gun
Control valve for vehicle anti-lock brake system
Probe for sealed connector
Pixel structure of a thin film transistor liquid crystal display
Cell concentration and lysate clearance using paramagnetic particles
Optical modulator using a dual output laser embedded in a mach zehnder interferometer
Heat sensitive recording material
Block heating system with thermistor probe