Patent ID: 9319644
Filing Date: 2016-04-19
CPC Classification: H04H,H04N

Claim Text:
1. A method of communication involving a set top box (STB) and a channel stacking switch (CSS), comprising, after a cold boot or memory reset command: the STB accessing an STB memory to determine a user band in use prior to the cold boot or memory reset command; the STB tuning to the prior user band and determining presence or absence of a valid signal from the CSS; responsive to determining the absence of a valid signal, the STB issuing a request for a user band, the request identifying the STB; the CSS receiving the request identifying the STB; the CSS consulting a CSS memory to identify a particular user band that is available for the STB; the CSS assigning the particular user band to the STB; the CSS issuing a message identifying the particular user band; the STB receiving the message identifying the particular user band; the STB tuning to the particular user band.