Patent ID: 8266668
Filing Date: 2012-09-11
Classification: H04N

Abstract:
1. A cable card configured to communicate with a host in an open cable system, the cable card comprising: a controller configured to receive a recording device diagnostic request originated external to the cable card; and the controller further configured to request recording device diagnostic information to the host using a generic diagnostic method, receive the requested recording device diagnostic information from the host and control to forward the received recording device diagnostic information to a headend, wherein the cable card is configured to parse the recording device diagnostic information in accordance with a predetermined protocol, wherein the host has a storage, and wherein when the storage is a digital video recorder (DVR), the requested recording device diagnostic information includes a host type indicating a DVR function which the host has, a storage type indicating a type of the storage, a status of the storage, and a DVR operation status indicating an operation function of the DVR, wherein the host type includes information indicating whether or not the DVR is operated by an open cable application platform (OCAP)-DVR function, wherein the recording device diagnostic information includes a DVI status information, a HDMI status information, and other diagnostic information based on the diagnostic ID value.