Current issues

In the articles below, we focus on some of the key issues relating to wireless communications.

	Operators must take a hard look at the figures before committing to WiMAX
	Time for a radical rethink of how standards are developed - An article by PA's Phil White and Mark Paxman
	Cognitive radio the 'next big thing' in software-defined radio
	UMTS has had a longer gestation than TD-SCDMA and is arguably less complicated
	Download rates over cellular networks are still trivial, so will HSDPA be music to our ears?
	Does the emergence of open base station interfaces herald the commoditization of infrastructure vendors’ 'crown jewels' ?
	Will software defined radio (SDR) re-define wireless communications?
	Wireless local area networks (WLANs): an opportunity for operators
	Should cellular handsets be manufactured like laptop computers or like cars?
	As the number of short-range wireless standards increases, designers face a bewildering array of options. May 2003
	The economical provision of a 384 kbit/s service will require applications that can accommodate significant changes in data rates - February 2003
	3G systems will not be thrown out to make way for a completely new 4G - January 2003
	Network sharing - a need for a regulatory rethink - March 2002
	Ultra-wide band - "a vast improvement in wireless communications"? - February 2002
	Making 3G happen - April 2002
	Lack of mobiles delays 3G launch - who could have predicted it? - April 2002
	Increasing ARPUs requires some risk taking - May 2002
	Dead zones - places where 3G just won't work - June 2002
	Providing in-building coverage - September 2002
	Saving costs in 3G deployment - October 2002
	3G essential patent picture unfolds - manufacturers' claims are exaggerated - November 2002

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