Patent ID: 7043750
Filing Date: 2006-05-09
Classification: H03H,H04H,H04N

Abstract:
1. An apparatus for combining upstream and downstream signals in a television set-top box, comprising: a cable interface interfacing to a cable television cable; a diplexer coupled to the television cable interface at a diplexer port, the diplexer having a diplexer input for receiving upstream signals and a diplexer output for providing downstream signals; a combiner having an output coupled to the diplexer input, and having a first input receiving a first output from a first upstream modem output, and having a second input receiving a second output from a second upstream modem output; wherein the first upstream modem output comprises an out-of-band modem output, and wherein the second upstream modem output comprises a cable modem output; a splitter having an input coupled to the diplexer output, and having a first output providing signals to a first tuner, and having a second output providing signals to a second tuner, and having a third output providing signals to a third tuner, wherein the first tuner comprises an inband tuner for tuning television programming, wherein the second tuner comprises an out-of-band tuner for tuning out-of-band data, and wherein the third tuner comprises a cable modem tuner; and a wideband low noise amplifier disposed between the diplexer output and the splitter input.