Patent ID: 7607159
Filing Date: 2009-10-20
Classification: H04L,H04N

Abstract:
1. A point of deployment (POD) module for interfacing with a host device in an open cable diagnosing system, the POD module comprising: a conditional access unit (CAU) configured to descramble a scrambled broadcasting signal, and to transmit the descrambled signal to the host device; and a microprocessor configured to send a diagnostic request object to the host device for performing a specific set of diagnostic functions, and to receive a diagnostic confirmation object from the host device, in accordance with a diagnostic resource, wherein the diagnostic resource defines the diagnostic request object and the diagnostic confirmation object, wherein the diagnostic request object includes a plurality of identifiers, each identifier being assigned to one of plural functional units in the host device to be checked for a corresponding diagnostic status, and wherein the diagnostic confirmation object includes state information about each of the functional units.