Heartbeat Records

July 24, 2012

CIMM DEFINITION: Systematic recurring reporting event used by engineers to tell if a Set-Top Box is functioning. The absence of a heartbeat record indicates that there is a problem with the box. (Source: Nielsen)

NOTE – Would this type of signal quality measurement help measure STBs that do not have backchannel?

NOTE – Not all STBs use Heartbeat Records. (Source: TIVO)