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Base Transceiver Station For W-CDMA System
White Papers Fujitsu started commercial delivery of a W-CDMA base transceiver station (BTS). Then they dramatically increased the number of traffic channels in this BTS and reduced its power consumption. Fujitsu then began mass production and delivery of the...
[July 25, 2004, 0:00]
GPRS: Wireless Links, Multiple Base Transmitter Stations, Base Station Controller And Cell Update
White Papers The current model consists of multiple Mobile Stations (MS), which are connected through wired links to the Base Transmitter Station (BTS). The General Packet Radio Service (GPRS) is a new packed switched service which is an addition to the Global...
[November 10, 2005, 23:00]
Design Of A Multi-Sector Base Station Using The Fujitsu WiMAX SoC
White Papers Information is provided for designing a multi-sector base station using the Fujitsu WiMAX SoC reference board design. The Fujitsu WiMAX 802.16-2004 baseband SoC is designed for the development of cost-effective subscriber stations and base stations...
[November 22, 2005, 23:00]
CDMA Base Station Range Extension System (C-BRES)
White Papers The Oberon Cellular CDMA Base station Range Extension System (C-BRES) is designed to facilitate rapid range extension of a Cellular CDMA BTS for the US Army CECOM. The C-BRES is a two part system which can quickly and economical provide additional...
[July 25, 2004, 0:00]
Case Study: Hamilton Southeastern Utilities, Inc. (HSE) Of Fishers, IN Enhances GIS Functionality With Base Station Technology
White Papers HSE has implemented a base station network that uses Schneider's V.link for retrieving Real-Time Kinematic (RTK) GPS correction data via the Internet and V.locate for receiving, filtering, sorting and prioritizing utility locate requests.
[February 16, 2006, 23:00]
Univity CDMA Metro Cell Base Station Portfolio
White Papers Nortel Networks Univity CDMA Metro Cell Base Transceiver Station (BTS) portfolio offers significant advantages in superior investment protection, higher capacity, and performance while lowering capital and operational costs through reduced cell...
[July 25, 2004, 0:00]
Enhancing Base Station Security In Wireless Sensor Networks
White Papers Sensor networks are often organized hierarchically, with a base station serving as a gateway for collecting data from a multi-hop network of resource-constrained sensor nodes. Prior work that has focused on securing the routing between sensor nodes...
[August 1, 2007, 0:00]
Implementation Of An SIC Based MC-CDMA Base Station Receiver
White Papers Investigation of the performance of uplink multi-carrier code-division multiple access (MC-CDMA) receiver designs has indicated that the inclusion of decision statistic ordered successive interference cancellation (SIC) in the receiver provides...
[August 3, 2004, 0:00]
Effects Of Additive Noise On The Throughput Of CDMA Data Communications
White Papers This paper analyzes the optimum transmitter power levels and the optimum number of active terminals sending the data to a CDMA base station. The objective is to maximize the aggregate throughput of the base station.
[August 3, 2004, 0:00]
Telecom Wireless: Super Integrated DSP Engine For 3G Basestations
White Papers This is part of a set of projects for a world leading IDM (independent device manufacturer), aiming at developing chipsets for UMTS base station equipment. The goal of this project was to design an SoC platform for data processing in the inner...
[March 21, 2005, 23:00]
ICAM: Integrated Cellular And Ad-Hoc Multicast
White Papers In third Generation (3G) wireless data networks, multicast throughput decreases with the increase in multicast group size, since a conservative strategy for the base station is to use the lowest data rate of all the receivers so that the receiver...
[December 12, 2006, 23:00]
Maximizing The Throughput Of CDMA Data Communications
White Papers This paper analyzes aggregate throughput as a function of the transmitter power levels and the number of terminals sending data to a CDMA base station. The paper finds that when noise and out-of-cell interference are negligible, received power...
[July 25, 2004, 0:00]
Energy-Efficient Data Collection For Bluetooth-Based Sensor Networks
White Papers A wide range of sensor network applications deals with an issue often referred to as data collection: sensor nodes periodically transmit data to a base station. The base station analyzes incoming data for interesting events.
[September 20, 2005, 0:00]
Schools Panic Over WiFi
Blog Comment You are correct that wireless access points do not use as high power levels as you would find from a typical mobile phone base station, but then you also don't normally have base stations within the room you are spending your time working.
[November 22, 2006, 11:19]
A CDMA Multiuser Detection Algorithm Based On Survey Propagation
White Papers Code Division Multiple Access (CDMA) is a core technology of today's wireless communication system that employs data transmission between multiple terminals and a single base station. In the general scenario of a CDMA system, the binary signals of...
[June 16, 2006, 0:00]
IPWireless Launches 3G Mobile TV Technology
News Another contender for mobile phone TV was unveiled in London on Wednesday, when IPWireless demonstrated its TDtv system transmitting multiple channels over the air from a cellular base station. Much of the technology exists already, we're using a...
[January 18, 2006, 16:55]
Mobile Mast Attacks Raise Vigilante Concerns
News The base station, at Wishaw near Sutton Coldfield, was pulled down in the early hours of 6 November. Since the destruction of the mast, which police are said to be treating as an act of vandalism, local residents have maintained a vigil at the site...
[December 1, 2003, 12:00]
3G Tech Gets Cheaper As Standardisation Takes Hold
News IDC's Worldwide Base Station Semiconductor 2004-2008 Forecast and Analysis indicates that after a few years of sluggish activity, network operators have started investing in their infrastructures and are using standardised products to help reduce...
[June 2, 2004, 17:35]
Nokia Siemens Launches Green Push
News The "Energy Efficiency" scheme is based on four main elements: minimising the number of base-station sites used by the operator, minimising the air conditioning needed to cool the stations, utilising the latest base-station technology and using...
[November 21, 2007, 17:05]
Intel Partners With Proxim On WiMax
News Proxim plans to develop a WiMax base station known as the Tsunami MP.16. Proxim will provide wireless software for subscriber roaming and support, and Intel will work on the base station architecture.
[June 18, 2004, 9:50]
