An energy-aware CMOS receiver front end for low-power 2.4-GHz applications

A receiver front end designed in 0.18- um CMOS consisting of a low-noise amplifier and IQ mixers is presented. The front end’s power consumption is controllable from 5.0 down to 1.4 mA. It is proposed to push the receiver requirements to the front end in order to efficiently control the overall powe...

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Bibliographic Details
Main Authors: Do, Aaron V., Boon, Chirn Chye, Do, Manh Anh, Yeo, Kiat Seng, Cabuk, Alper
Other Authors: School of Electrical and Electronic Engineering
Format: Journal Article
Language:English
Published: 2011
Subjects:
Online Access:https://hdl.handle.net/10356/92396
http://hdl.handle.net/10220/6833
Description
Summary:A receiver front end designed in 0.18- um CMOS consisting of a low-noise amplifier and IQ mixers is presented. The front end’s power consumption is controllable from 5.0 down to 1.4 mA. It is proposed to push the receiver requirements to the front end in order to efficiently control the overall power consumption based on the real-time required noise performance. We show that, under good channel conditions, this front end can save up to 70% of its nominal power consumption.