Patent ID: 7599010

Claim:
A TV receiver comprising: a tuner, for receiving an RF signal to generate a first signal; an analog-to-digital converter, coupled to the tuner, for converting the first signal into a digital signal; a digital filter module, coupled to the analog-to-digital converter, for filtering the digital signal to filter an analog TV signal comprised in the RF signal in digital domain and processing an audio carrier suppression for the analog TV signal in digital domain; a digital-to-analog converter, coupled to the digital filter module, for converting the filtered digital signal into a second signal; an analog TV demodulator, coupled to the digital-to-analog converter, for performing analog TV demodulation upon the second signal so as to demodulate the analog TV signal contained in the RF signal; and a digital TV demodulator, coupled to the analog-to-digital converter, for performing digital TV demodulation upon the digital signal so as to demodulate a digital TV signal contained in the RF signal.