Title :
DC Offset Mitigiation in Homodyne Receiver
Author :
Osoba, Michael ; Irvine, James ; Stewart, Robert ; Crawford, David ; Westall, Fred
Author_Institution :
Inst. for Syst. Level Integration, Scotland
Abstract :
The benefits and implementation issues of the homodyne receiver architecture in mobile handsets is presented, with a review of some current techniques used to mitigate the dc-offset generated due to local-oscillator (LO) leakage self-mixing, and a simplified solution is investigated
Keywords :
DC generators; mobile radio; radio receivers; radiofrequency oscillators; DC offset mitigation; LO leakage self-mixing; homodyne receiver architecture; local-oscillator; mobile handsets; 1f noise; Baseband; Circuits; Energy consumption; Feedforward systems; Filters; Narrowband; Radio frequency; Thermal degradation; Wideband; DC Offset; Direct conversion receiver; Flicker Noise; Homodyne Receiver; IM2 distortion;
Conference_Titel :
Information, Communications and Signal Processing, 2005 Fifth International Conference on
Conference_Location :
Bangkok
Print_ISBN :
0-7803-9283-3
DOI :
10.1109/ICICS.2005.1689120
