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Wideband Code Division Multiple Access (W-CDMA)
White Papers Wideband code division multiple access (W-CDMA) is a CDMA channel that is four times wider than the current channels that are typically used in 2G networks in North America. European Telecommunications Standards Institute (ETSI) decided to choose...
[August 14, 2003, 0:00]
Reliable W-CDMA Network Design
White Papers This paper investigates the W-CDMA network design problem with reliability considerations. A design model that maximizes revenue net the cost of building and maintaining the network infrastructure to provide reliable communication subject to...
[January 12, 2008, 0:01]
On MIMO Signal Processing for Adaptive W-CDMA and OFDM Wireless Transceivers
White Papers The extensions are applied and analyzed on commonly used wideband systems such as W-CDMA and OFDM. Simulation study compares cases with one and two transmit/receive antennas and shows that BER of W-CDMA system consistently improves by exploiting...
[July 21, 2005, 6:00]
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]
Broadcom hits back at Qualcomm's latest suit
News Qualcomm filed suit against Broadcom earlier this week over disputes relating to W-CDMA, the variant of 3G typically used in much of Europe. According to Qualcomm, Broadcom used Qualcomm's trade secrets to compete unfairly in the sales of W-CDMA...
[March 31, 2006, 17:30]
Qualcomm launches third suit against Broadcom
News The complaint was filed in a federal court in San Diego, and alleges that Broadcom misappropriated trade secrets concerning Qualcomm's "development and marketing of W-CDMA baseband integrated circuit products and the multimedia capabilities of...
[March 29, 2006, 16:45]
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]
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: 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]
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]
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]
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]
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]
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]
Qualcomm mum on Nokia's 5 percent solution
News San Diego-based chipmaker Qualcomm, which owns about 20 percent of the patents on the wideband-CDMA standard, hasn't yet indicated whether it will endorse a fee plan floated by rival Nokia and a group of other companies.
[November 8, 2002, 10:01]
QuickIM MSN messenger
Downloads Your messenger connects directly to the MSN instant messaging server, which means it does not need to send/receive data back and forth as usual, therefore using less bandwith and data on your gprs/umts/w-cdma data option plan.
[August 23, 2005, 17:26]
A System Solution for High-Performance, Low Power SDR
White Papers The solution can support 2Mbps W-CDMA at about 270mW, and 24Mbps 802.11a at about 370mW in 90nm technology. One central challenge in the realization of Software Defined Radio (SDR) is to provide a programmable solution that meets the challenging...
[November 10, 2006, 0:00]
QuickIM MSN instant messenger Pro
Downloads QuickIM is a powerful instant messenger for SonyEricsson P910i, P900, P800, Motorola A1000, A925, a920 and BenQ P30 supporting the public MSN network.your messenger connects directly to the MSN instant messaging server which means it does not need...
[August 23, 2005, 17:42]
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]
