Patent ID: 8682137

Claim:
A system for monitoring exposure to media at a first presentation site having (1) a media presentation device, (2) a recording/playback device in communication with a home network, and (3) a second device at a monitored location different from the first presentation site, the second device in communication with the home network and capable of transmitting media to the first presentation site, the system comprising a first metering device at the first presentation site; a second metering device; and a space-shift detector to detect when media has been space-shifted to the first presentation site from the second device at the monitored location, the space-shift detector to: detect first data being written to a first storage of the recording/playback device based on information received from the first metering device at the first presentation site; in response to detecting the first data being written, request, from the second metering device, second data being read from a second storage of the second device; and determine that the media is being space-shifted to the recording/playback device from the second device when the first data that is being written to the first storage matches the second data that is being read from the second storage.