EDN

LTE-A Release 12 transmitter architecture: analog integration

This two-part article series reviews new developments in the Fourth Generation Long Term Evolution (4G-LTE) cellular standard. The series explores LTE-Advanced (LTE-A) Release-12 (Rel-12) features and ...
Design-Reuse

An Innovative RF CMOS IP Using a 10 GHz VCO for Direct Conversion WLAN

If the Wireless LAN market is still growing, Wireless LAN solutions are already in a cost reduction phase. Conceiving WLAN solutions nowadays requires a high-level approach where the final chipset may ...
EDN

Direct modulation techniques improve 3G base-stations

The most effective weapon in the infrastructure system designer's arsenal is the use of Direct Conversion Receiver (DCR) and Direct Conversion Transmitter (DCT) architectures for the BTS portion of ...
New Electronics

The perils involved when pushing direct conversion to the Nyquist limit

Direct conversion, or zero IF, receivers are popular in applications where the need to reduce power consumption, reduce costs and extend battery life are behind requests to use 'all the Nyquist ...