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News Several companies yesterday agreed to sign their names to the Long Term Evolution (LTE) framework for the next generation of wireless technology. The largest handset maker in the world, Nokia, was joined by Alcatel-Lucent, NEC, NextWave Wireless...
[15 Apr 2008]
News WiMax could prove to be the winner in the 4G race against the long-term evolution of 3G, simply because the technology is here first. Teresa Kellett, director of global development for telco Sprint Nextel, said during a panel discussion at this...
[11 Apr 2008]
whitepaper This paper advocates cross-layer optimization over the whole ISO/OSI protocol stack. As an example this paper refers to a system using multiple description coding at application layer combined with orthogonal frequency division multiplexing at the...
[10 Apr 2008]
News Comcast and Time Warner Cable are looking to help bankroll a new joint venture between Sprint Nextel and Clearwire to deliver 4G wireless services, according to a report in the Wall Street Journal. Wireless from A to Z
[26 Mar 2008]
whitepaper WiMAX is a set of specifications created by the WiMAX Forum and based on standards developed by the IEEE 802.16 Working Group (WG). There are two standards of note here. The first is IEEE 802.16-2004, sometimes called 802.16d, which specifies a...
[28 Feb 2008]
News Mobile operator T-Mobile is to kick off trials of femtocell technology in Germany, the Netherlands and the UK in the second quarter of this year. It may also push out a limited deployment of the tech before the year's out.
[17 Jan 2008]
Comment Written at a hotel in Taunton, UK, and dispatched via another free wi-fi service that needed no password - a trend that seems to be catching on The competition for antenna space on our laptops and mobile devices is getting critical.
[07 Jan 2008]
whitepaper This paper presents results from an experimental study of TCP in a wireless 4G evaluation system. Test-bed results on transport layer performance are presented and analyzed in relation to several link layer aspects.
[26 Dec 2007]
whitepaper Mobile broadband is all about the user experience. G mobile broadband will provide an order of magnitude improvement in performance, total cost of ownership and number of devices supported by the network.
[15 Sep 2007]
whitepaper This paper reports research activities performed as part of the UK Mobile Virtual Centre of Excellence (Mobile VCE), an industry-university research partnership conducting pre-competitive research for 4G systems.
[01 Aug 2007]
whitepaper As with "Triple Play" and "Quad Play" offerings from operators using multiple distribution methods, the ideal is to simplify choice. Consumers should be able to access content from a single supplier and pay a single bill whether they are at home...
[01 May 2007]
whitepaper This paper describes an OFDM based 4G downlink for a wide area coverage and high mobility system. User data are multiplexed and OFDM modulated such that the user with the best predicted channel conditions are always using the channel.
[14 Apr 2007]
whitepaper In this paper, work performed under the framework of the IST SATURN project for wide area cellular OFDM is presented in the context of 4G networks. The key link parameters for a 4G OFDM system are identified and physical layer performance results...
[14 Apr 2007]
whitepaper The exponential growth of cellular radio, WLANs and the Internet sets the context for a discussion on the role and objectives of 4G. In this paper OFDM is proposed as a leading candidate for a 4G cellular communications standard.
[11 Apr 2007]
whitepaper 4G mobile communications should not focus only on data-rate increase and new air-interface, but should, instead, converge the advanced wireless mobile communications and high-speed wireless access systems into an OWA platform, which becomes the...
[11 Apr 2007]
whitepaper With the advent of the next generation (4G) broadband wireless communications, the combination of Multiple-Input Multiple-Output (MIMO) wireless technology with Orthogonal Frequency Division Multiplexing (OFDM) has been recognized as one of the...
[11 Apr 2007]
News While European operators are pressing ahead with rollouts of HSDPA networks - a type of 3.5G - their counterparts in the land of the rising sun are already working on the subsequent generation. NTT DoCoMo, Japan's largest mobile operator, will have...
[04 Jan 2007]
News Nortel's head of technology has hit out at regulators whose procrastination he feels is holding back the rollout of long-range wireless broadband technology WiMax. John Rose, CTO of the networking company, has accused watchdogs of causing delays in...
[05 Dec 2006]
whitepaper New data services, interactive TV and evolving Internet behavior will influence mobile data usage. Long sessions in always-on mode will force a re-think of radio access technology to achieve the required - but not easy to attain - capacity (Gbit/s...
[28 Nov 2006]
News Some of the biggest names in mobile have clubbed together to think up just what they're planning as the successor to 3G. Operators including China Mobile, NTT DoCoMo, Orange, T-Mobile and Vodafone have all signed up to the Next Generation Networks...
[15 Sep 2006]
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