US Patent 8978075 Associating media using metadata and controlling multiple-device synchronization and rendering

A computer-implemented method comprises determining, at a companion device separate from a television, a current time point of a video program playing at the television, wherein the current time point of the video program is a time point currently being displayed at the television; identifying, based on said determination of the current time point of the video program and based on metadata defining a cue point associated with the determined current time point and an operation associated with the cue point, an operation to be performed; performing, at the companion device, the identified operation; wherein the method is performed by one or more computing devices.