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Multipath Statistics For 3G W-CDMA Systems
White Papers This information can be used in the design of the RAKE receiver of wideband code division multiple access systems (W-CDMA). The bands between 1920-1980 MHz and 2110-2170 MHz have been allocated as the uplink and downlink frequency bands of the FDD...
[August 1, 2004, 3:00]
DSCH : Downlink Shared Channel In W-CDMA - A Solution For Bursty Packet Data Traffic
White Papers WCDMA is a 3G standard, aiming at providing high speed wireless data services with different Quality of Service (QoS) guarantees. The standard defines a variety of transport channels to fulfill varying requirements of delay and data rate.
[January 20, 2006, 0:01]
Mobile Standard Comes In From The Margins
News Yet in the past few months, carriers have announced plans to launch networks that use both EDGE and the 3G standard w-CDMA. Many newcomers to the "oceans of EDGE, islands of w-CDMA" deployment philosophy, as Deutsche Bank put it in a research note...
[January 27, 2004, 14:25]
3G Gets Closer To EDGE
News EDGE (Enhanced Data rates for GSM Evolution) is sometimes referred to as 2.75G, sitting in the evolution path between 2.5G GSM/GPRS networks and 3G networks of the W-CDMA -- or UMTS -- flavour. Jarmo Leivo, Nokia Networks director for W-CDMA...
[February 21, 2003, 13:12]
Nokia, Ericsson Reach Mobile Milestone
News Nokia and Ericsson said on Tuesday that they've each separately reached milestones for mobile phone equipment that uses wideband-CDMA, the cellphone standard expected to dominate its rivals by 2005. Wideband code division multiple access (w-CDMA...
[September 25, 2002, 10:43]
3G: We're Off To See The Future!
News The major telecoms providers are struggling to demonstrate that W-CDMA technology is already out of the R&D labs and is making an appearance in real life. An agreement has been reached between existing GSM equipment suppliers, mostly European, and...
[August 23, 2000, 14:43]
Hong Kong Awaits New Year 3G
News The service will be matched to Japanese electronics giant NEC's 'c616' cellphone, a W-CDMA handset. While international roaming between Japan and Hong Kong is not currently available, NTT DoCoMo which has a 24 percent stake in Hutchison 3G Hong...
[December 23, 2003, 8:55]
Qualcomm Accused Of Anti-competitive Behaviour
News Qualcomm is an intellectual-property powerhouse in the mobile industry, having pioneered the CDMA technology behind most 3G networks, and also sells chipsets that go in phones. The six - also including NEC, Panasonic and Texas Instruments...
[October 31, 2005, 8:20]
Orange Launches 3G Handsets
News Orange claims to have the best 3G network in the sense that its W-CDMA 3G technology and GSM 2G network are well-integrated, meaning fewer calls are supposed to be dropped compared to rival networks from 3 and Vodafone as end users stray out of...
[December 6, 2004, 14:30]
The Lessons Of DoCoMo
News However, its early introduction of 3G -- in the form of a version of the W-CDMA standard currently being rolled out around much of the world -- encountered problems, so there is a cautious approach to DoCoMo's next stage, so-called 3.5G technology...
[February 16, 2005, 11:25]
Qualcomm Provides Super 3G's Missing Uplink
News The reality is that Qualcomm has been instrumental and taken a leadership position in moving W-CDMA [the base technology for 3G] to upgrade itself with HSDPA and now HSUPA," he told ZDNet UK on Wednesday.
[July 20, 2006, 11:15]
Drowning In Wireless Spaghetti
News This is known as Code Division Multiple Access (CDMA), but it's also known as spread spectrum: a company called Qualcomm holds many patents for this as applied to mobile phones, but the technique's been in use since the 60s and is a key part of...
[November 1, 2005, 12:00]
New Wi-Fi Challenges 3G
News A cellular technology called w-CDMA (wideband code division multiple access) sends broadband access to rural areas, including the entire island of Maui in the Hawaiian archipelago. Usually, w-CDMA signals travel all over, bouncing off trees or...
[September 30, 2002, 7:50]
WiMAX & Family: Threats And Opportunities
White Papers After a number of false dawns of alternative wireless broad band technologies outside the main stream focus of UMTS / W-CDMA / 3G, there has been growing debate in the telecom industry of whether a new generation of wireless technologies like...
[January 20, 2005, 2:00]
Europe Telecom Services - WiMAX & Family: Threats And Opportunities
White Papers After a number of false dawns of alternative wireless broad band technologies outside the main stream focus of UMTS / W-CDMA / 3G, there has been growing debate in the telecom industry of whether a new generation of wireless technologies like...
[November 25, 2004, 2:00]
Using Case-Based Reasoning In Traffic Pattern Recognition For Best Resource Management In 3G Networks
White Papers With the underlying W-CDMA technique in 3G networks, resource management is a very significant issue as it can directly influence the system capacity and also lead to system QoS. However, the resource can be dynamically managed in order to maintain...
[August 18, 2006, 1:00]
Agilent OSS UMTS Network And Service Assurance White Paper
White Papers UMTS is synonymous with W-CDMA and 3GSM. Wireless service providers (WSPs) have spent over 120 Billion Euros on UMTS licences. In addition, WSPs will need to invest in UMTS infrastructure and also the systems that enable the UMTS networks and...
[December 10, 2006, 3:16]
Challenges In Developing And Deploying 3G Systems
White Papers The main components of a UMTS W-CDMA System are explained and a five stage testing strategy is defined. Development of 3rd Generation Cellular Wireless (3G) Technologies is well underway within Network Equipment Manufacturers.
[February 9, 2004, 22:47]
Maximising The Economic Benefits From Spectrum Use: How To Meet The Needs Of Users, Operators, Vendors And Regulators
White Papers While W-CDMA undoubtedly offers a big increase in high quality voice capacity, the extent to which it can deliver the required capabilities for advanced data services has yet to be fully proven and there is concern that operators will struggle to...
[March 28, 2005, 3:00]
A 3G Success Story - The Launch Of FOMA
White Papers It is the world's first W-CDMA network and confirms once again Japan's leadership in implementing new technology. NTT DoCoMo has based the launch of FOMA, their first 3G network, on the Gemplus USIM card, GemXplore 3G, making Gemplus the only...
[July 21, 2005, 0:00]
