243173 ⎘
Data processing: financial, business practice, management, or cost/price determination; Digital rights management; Copy protection or prevention having origin or program id
Over-the-air delivery of metering certificates and data
#2Method for using time from a trusted host device
#3Video data recording apparatus and method, and video data reproducing apparatus and method
#4Over-the-air delivery of metering certificates and data
#5Universal DRM support for devices
#6Apparatus for and method of establishing digital content right, and computer program product
#7Information processing apparatus and method, information recording medium, and computer program