US 2005/0240969 A1 · Antenna switching device and method thereof

Abstract

An antenna switch apparatus and a switching method thereof including an antenna-input for cable broadcasting and an antenna-input for terrestrial broadcasting and satellite broadcasting, always receiving an OOB signal, and freely selecting one of a cable broadcasting channel and a terrestrial broadcasting channel or a satellite broadcasting channel is provided. In the antenna switch apparatus and the switching method, the terrestrial broadcasting signal is input to a select means, the cable broadcasting signal is split by a split means and the signals are input to an OOB tuner and the select means, then a signal selected by the select means is input to an A/D tuner. With this arrangement, one of the signal of the cable broadcasting channel and the terrestrial broadcasting channel or the satellite broadcasting is selected while keep receiving the OOB signal.

Claims6

Dependent claims

An antenna switch apparatus comprising:

a first input means receiving a cable broadcasting signal;
a second input means receiving one of a terrestrial broadcasting signal and a satellite broadcasting signal;
a first split means splitting the cable broadcasting signal input by the first input means into a first cable broadcasting signal and a second cable broadcasting signal for outputting;
a select means selecting one of the terrestrial broadcasting signal and the satellite broadcasting signal input by the second input means, and the first cable broadcasting signal;
a first output means outputting one of the second cable broadcasting signal and an OOB signal extracted from the second cable broadcasting signal;
and
a second output means outputting a signal selected by the select means.

4 more elements

Dependencies are inferred from the claim text.

Antenna switching device and method thereof

Life of this patent

Antenna switching device and method thereof

Life of this patent

Abstract

Claims6