W-CDMA
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Photos: How Dubai's driverless trains get their wi-fi
Photo The gateway can use a range of WAN backhaul networks, including 3G, HSDPA/HSUPA, Edge, CDMA-2000, EV-DO, UTMS W-CDMA and WiMax. The Dubai Municipality is in the process of constructing... [17 Nov 2009]
Novel Tap-Wise LMMSE Channel Estimation for MIMO W-CDMA
White Paper In this paper, a tap-wise LMMSE channel estimator for MIMO W-CDMA is derived. Descrambling operations applied to delayed versions of the received signal whiten the input signal. The descrambling process... [15 Apr 2009]
Dongle power users will be booted off 3G first
News If this is the case, it could lead to geographical 3G/4G divides - with countries such as the US and Japan, which use CDMA-based tech, more likely to be early LTE adopters than regions such as Europe that have GSM/UMTS... [06 Feb 2009]
Femtocells to speed arrival of next-gen mobile networks?
News Saunders added: "It isn't a technology that we think is specific to just one of the flavours of mobile air interface - UMTS or GSM or CDMA or WiMax, for that matter - we actually think femotcells bring things to all... [30 Jun 2008]
Mobile M2M connections on the up
News CDMA was the second largest tech - strong in North America and parts of Asia-Pacific, while WCDMA has so far primary been adopted for M2M apps in Japan. Wireless from A to Z Click on the links below to find out more… [06 May 2008]
WiMax to pip LTE 3G at the post?
News Comparing the two competing technologies to another pair of competing standards - GSM and CDMA - Kellett said GSM is the dominant cellular technology globally because it was first to market. CDMA, on... [11 Apr 2008]
The Road to 3G
White Paper Technologies including PDC, cdmaOne (IS-95), TDMA (IS-54, IS-136), GSM, GPRS, EDGE, cdma2000 (IS-2000), cdma2000 1xEV-DO (IS-856), and W-CDMA (UMTS FDD) are discussed. This paper provides a high level... [10 Apr 2008]
Nato allies form cyber defence command
News The Cyber Defence Management Authority (CDMA) will co-ordinate cyber defence among Nato allies after its formation was backed by members at the Nato summit in Bucharest last week. The Brussels-based CDMA... [08 Apr 2008]
'Super-3Gs' get connected via the Gobi
News Greg Raleigh, vice president of product management for Qualcomm CDMA Technologies, said: "The Gobi solution enables enterprise users and consumers with the freedom of being untethered from wi-fi hotspots and connecting... [07 Apr 2008]
GPS phones to triple by 2012
News Malm said handsets with the ability to draw location information from the US-controlled satellite system were currently most common in those areas where phones are based on CDMA technology, such as the US. [16 Jan 2008]
Reliable W-CDMA Network Design
White Paper 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... [12 Jan 2008]
WiMax joins 3G fold
News G solutions based upon technologies such as W-CDMA, CDMA-2000 and TD-SCDMA were already included in the IMT-2000 set of standards," said Resnick. WiMax has effectively been folded into... [22 Oct 2007]
Mobile broadband to be an HSPA affair
News There are currently 128 HSDPA-enabled devices - which provide data downlink speeds five to 10 times faster than standard 3GSM/W-CDMA - according to the GSM Association, that figure includes 46 handsets,... [08 Aug 2007]
China 'to play fair over 3G standard'
News Xi Guohua, a vice minister at the Ministry of Information Industry, told the Shanghai Daily: "We will treat W-CDMA and CDMA-2000 equally. W-CDMA is... [23 Apr 2007]
Nokia-Qualcomm licence deal runs out
News The agreement, under which Nokia licensed patents pertaining to the CDMA and W-CDMA mobile standard, has been the subject of protracted legal wrangling between the two. A key licensing... [10 Apr 2007]
