narrowband
RSS narrowbandAnalysis of the Impact of WiMAX-OFDM Interference on Multiband OFDM
White Paper Oct.has demonstrated accurate Gaussian approximations for narrowband OFDM interference to time-hopping and direct-sequence UWB victim receivers, but little analysis has been done for MB-OFDM. This paper presents an... [23 Apr 2009]
Broadband Stacked Patch Antenna for Bluetooth Applications
White Paper Conventionally patch antennas have showed a narrowband response, implicating low bit rate transfer. Microstrip patch antennas are well suited for wireless Local Area Network (LAN) application systems due to their... [01 Apr 2009]
Broadband Britain: 'Forget fibre - let's plug UK's notspots'
News The interim report, expected to be published later this week, is rumoured to include a proposal to make broadband part of the universal service obligation that currently requires that all UK households have access to a fixed telephone... [26 Jan 2009]
Coexistence Issues in Cognitive Radios Based on Ultra-Wide Bandwidth Systems
White Paper Firstly, the paper proposes an analytical methodology to assess the interference impact and coexistence issues between NarrowBand (NB) and UWB communication systems in a realistic scenario. Then, based on this... [11 Jul 2008]
Ultra Wide Bandwidth Communications Towards Cognitive Radio
White Paper The paper then reviews some recent results concerning interference and coexistence between NarrowBand (NB) and UWB communication systems. Finally, it shows the great potential of the UWB technology in adapting the... [11 Jul 2008]
Motorola Case Study: Glanbia Foods
White Paper Glanbia upgraded from their previous narrowband system to the latest (WLAN) technology, in order to take advantage of TaskMaster's ability to link to the company's enterprise -wide SAP system in real time. [12 Jun 2008]
2010: UK dial-up's dying days
News This is in line with the latest figures from the Office of National Statistics (ONS), which show the number of '2Mbps to 8Mbps' connections rising, while those of less than 2Mbps are falling.uSwitch added that dial-up's UK demise could... [26 Nov 2007]
Joint Scale-Lag Diversity in Mobile Wideband Systems
White Paper A wideband signal has a large bandwidth-to-center frequency ratio, such that the typical narrowband Doppler spread assumptions do not apply to mobile channels. This paper considers the effect of mobility on a wideband... [31 Aug 2007]
Scale-Lag Diversity Reception in Mobile Wideband Channels
White Paper A wideband signal has a large bandwidth-to center frequency ratio, such that the typical narrowband Doppler spread assumptions do not apply to mobile channels. This paper considers the effect of mobility on a wideband... [31 Aug 2007]
BT: 'Web services are our future'
News The first phase saw BT shift its focus from narrowband to broadband. BT has announced a major internal reorganisation aimed at making it easier for the company to develop and roll out web-based services. [24 Apr 2007]
UK faces broadband deadline threat
News Antony Walker, CEO of the BGS, told silicon.com it is likely there will be a similar range of benefits from the switch to faster broadband, as was seen from the move from narrowband to broadband. The digital divide could... [16 Apr 2007]
On the Design of Robust Multiband OFDM Ultra-Wideband Receivers
White Paper This paper analyzes the effects of NarrowBand Interferences (NBI) on the performance of a Multi-Band Orthogonal Frequency Division Multiplexing (MB-OFDM) Ultra-WideBand (UWB) receiver and proposes efficient schemes for... [13 Apr 2007]
MIMO-OFDM
White Paper In OFDM the high speed data stream is divided into Nc narrowband data streams, Nc corresponding to the subcarriers or subchannels i.e.one OFDM symbol consists of N symbols modulated for example by QAM or PSK. [11 Apr 2007]
Peter Cochrane's Blog: VoIP reality check
Comment A further factor in the telecoms industry is the belief that bandwidth costs money, is in some way precious and should be conserved at all costs - hence the persisting obsession with narrowband speech. [26 Mar 2007]
Dial-up dearer than broadband: Official
News With the majority of the UK now on broadband, the cost of a fat pipe connection has fallen to below that of its narrowband equivalent. According to price comparison website SimplySwitch.com, unlimited dial-up packages... [18 Jan 2007]
