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4G Gets More Serious
News Japanese network operator NTT DoCoMo has reached a significant milestone in the journey towards fourth-generation mobile services. The company announced earlier this week that it has managed to achieve a maximum connection rate of 300 megabits per...
[June 11, 2004, 17:55]
4G - Hype Or Reality
White Papers While the first 3G deliveries are soon due to realisation, new ideas about the next generation have emerged the papers and conferences. For example terms Systems Beyond 3G, The Next Generation and 4G have been used to define the next step.
[January 1, 1970, 0:59]
4G Mobile
White Papers 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...
[January 1, 1970, 0:59]
4G Gets Test Rollout In Japan And China
Talkback This 4G service does look promising but its not really doing anything more than what 3G handsets do already apart from doing it quicker. Unless it can do something absolutely spectacular that know other can do then i can't see it being a major hit...
[December 14, 2003, 8:42]
4G Gets Test Rollout In Japan And China
Talkback It's the "doing it quicker" bit which sets 4G mobile apart from 3G which has failed to live up to expectations of 2Mb/s. I don't think it will be the lack of additional utility in 4G that scuppers it, rather the cost of building new networks...
[March 7, 2006, 5:11]
Nortel Ditches WiMax In Favour Of 4G
News Telecom equipment maker Nortel Networks is ditching its WiMax business to focus on a more popular 4G wireless technology. The company said earlier this week that it's focusing its money and development efforts on long-term evolution or LTE.
[June 13, 2008, 9:29]
Ofcom Hints At 4G Auction Strategy
News The next generation of mobile communications — currently ill-defined but generally referred to as 4G — will probably be kicked off with another round of spectrum auctions, Ofcom hinted on Thursday. Speaking at the launch of the regulator's annual...
[August 11, 2006, 11:50]
QoS And Security In 4G Networks
Forum Can somebody help me, I urgently need the whitepaper entitled " QoS and Security in 4G networks". I have tried downloading several times but have been unsuccessful thank you
[October 19, 2007, 7:56]
MPLS Based Mobility Framework In 4G Architectures
White Papers In this paper, an integration framework for 4G- network architecture between UMTS-GPRS system and 802.11 WLAN systems using MPLS as the underlying technology is developed. In 4G networks, to suffice the needs of users with relatively low mobility...
[January 1, 1970, 0:59]
QoS And Security In 4G Networks
White Papers Future 4G mobile communication networks are expected to provide all IP-based services for heterogeneous wireless access technologies, assisted by mobile IP to provide seamless Internet access for mobile users.
[January 1, 1970, 0:59]
Mobile Industry Gets 4G Buzz
News Carriers have barely rolled out their new third-generation wireless networks, and they're already talking about the fourth generation, which could offer affordable high-speed Internet access for consumer electronics devices on the go.
[August 14, 2006, 9:00]
An OFDM Based System Proposal For 4g Downlinks
White Papers 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.
[January 1, 1970, 0:59]
Adaptive Modulation Based MC-CDMA Systems For 4G Wireless Consumer Applications
White Papers In this paper, various adaptive modulation based coded MC-CDMA systems have been studied in Rayleigh fast fading environment for the 4G wireless based consumer applications. The digital modulation schemes considered are M-ary QAM, M-ary PSK, M-ary...
[January 1, 1970, 0:59]
Industry Cautious Over 4G Auctions
News Spectrum auctions for so-called 4G telecommunications will not raise anywhere near the amount of money that the Treasury made from 3G in 2000. That’s according to a variety of industry players, speaking following weekend reports that Ofcom’s...
[June 27, 2006, 11:15]
China Gets 4G? Come Again?
Blog According to this Reuters piece, China is "leapfrogging" 3G in favour of, er, 4G. Say what? I know China doesn't really have to worry too much about the rest of the world due to the size of its internal market, but the rest of the world is...
[January 29, 2007, 13:37]
Introduction Of 4G Activities In Korea
White Papers In Korea, the development of 4G mobile system technologies is very actively carried on. The activities of 4G development in Korea will be introduced in this paper. In the first part, the current status of preparing the commercial WiBro service will...
[January 1, 1970, 0:59]
Mobile Industry Looks Ahead To 4G
News However, while 4G is viewed by many as a communications technology that will allow one device to roam seamlessly over several different wireless technologies, arguments over the fine detail of what constitutes 4G continue to rage.
[May 13, 2003, 15:56]
US Firm Trials 4G Broadband
News Cellphone service provider Nextel Communications will begin testing a new, "fourth-generation" wireless-broadband offering later this month with several companies in North Carolina area. Nextel said on Friday that Cisco Systems, Nortel Networks and...
[February 9, 2004, 10:10]
4G Gets Test Rollout In Japan And China
News Japan and China plan joint experiments on a new generation Internet-capable mobile phone for high-speed data transmissions that will work in both countries at far higher speeds than current 3G phones.
[November 26, 2003, 8:35]
4G Gets Test Rollout In Japan And China
Talkback Japan are always ahead technologically, I am really interested in the connected home - something Singapore I believe are taking seriously and that will not happen for a while and it will take a 4G network to make best use of a connected home.
[November 26, 2003, 11:15]
