Patent ID: 7760816
Filing Date: 2010-07-20
Classification: H03G,H04L

Abstract:
1. A radio frequency (RF) receiver, comprising: a plurality of analog filters in an RF front-end section of an RF receiver; a plurality of adjustable-gain analog amplifiers in the RF front-end section for amplifying by a gain a signal received by the RF receiver, each adjustable-gain analog amplifier operable at one gain separately selected from a plurality of gains, the RF front-end section producing an analog signal at an analog output; a digital-to-analog converter, coupled to the analog output, for converting the analog signal to a digital signal at a digital output; and a digital automatic gain control (AGC) system, communicatively coupled with the plurality of adjustable-gain analog amplifiers, for controlling the one gain of each adjustable-gain analog amplifier, the digital AGC system including: