METHODS AND APPARATUS TO MAINTAIN AUDIENCE PRIVACY WHILE DETERMINING VIEWING OF VIDEO-ON-DEMAND PROGRAMS

摘要

Methods and apparatus to maintain privacy while determining viewing of video-on-demand programs are disclosed. An example method for monitoring a displayed VOD program disclosed herein comprises determining a first set of metering information (320) based on a first set of data collected at a subscriber site (312, 316), determining a second set of metering information (324) based on a second set of data reported by at least one of a VOD server (304) and a head-end, determining a third set of data based on the second set of data, and combining the first and third sets of metering information to credit the displayed VOD program (328).