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Orange kickstarts HD voice service with four handsets

...Orange HD Voice logo. The technology is based on the adaptive multirate wideband (AMW) codec, which uses a 50-7000Hz frequency range as opposed to... Read more

1 September, 2010 by David Meyer
Discrete Fourier Transform-Based TOA Estimation in UWB Systems

Discrete Fourier Transform-Based TOA Estimation in UWB Systems

...this paper, the authors propose two time of arrival estimators for ultra wideband signals based on the phase difference between the Discrete Fourier Transforms (DFT... Read more

11 February, 2012
Implementation and Investigation of Circular Slot UWB Antenna With Dual-Band-Notched Characteristics

Implementation and Investigation of Circular Slot UWB Antenna With Dual-Band-Notched Characteristics

The design and analysis of an ultra wideband aperture antenna with dual-band-notched characteristics are presented. The proposed antenna... Read more

10 October, 2011
Comparision Study of Time Domain Equalization Technique Using Ultrawide Band Receivers Performance for High Data Rate WPAN System

Comparision Study of Time Domain Equalization Technique Using Ultrawide Band Receivers Performance for High Data Rate WPAN System

For high data rate ultra wideband communication system, performance comparison of Rake, MMSE and Rake-MMSE receivers is... Read more

1 July, 2010
Suppression of Narrowband Interference in Impulse Radio Based High Data Rate UWB WPAN Communication System Using NLOS Channel Model

Suppression of Narrowband Interference in Impulse Radio Based High Data Rate UWB WPAN Communication System Using NLOS Channel Model

...domain equalizers is attempted for high data rate Impulse Radio (IR) ultra wideband communication system. The narrow band systems may cause interference with UWB devices... Read more

22 June, 2011
Joint Optimal Spectrum Sensing Time and Power Allocation in Ultra <endeca_term>Wideband</endeca_term> Cognitive Radio Networks

Joint Optimal Spectrum Sensing Time and Power Allocation in Ultra Wideband Cognitive Radio Networks

Ultra WideBand (UWB) system is overlapped with various wireless systems, such as WLAN, WiMax... Read more

25 April, 2012
Ultra-<endeca_term>Wideband</endeca_term> Outdoor Communication Characteristics With and Without Traffic

Ultra-Wideband Outdoor Communication Characteristics With and Without Traffic

The BER performance for Ultra-WideBand (UWB) outdoor communication in LOS and NLOS environments with and without traffic... Read more

7 March, 2012
A Dynamic Dual-Link <endeca_term>Wideband</endeca_term> MIMO Channel Sounder for 5.3 GHz

A Dynamic Dual-Link Wideband MIMO Channel Sounder for 5.3 GHz

...the authors present and evaluate the performance of a dynamic dual-link wideband Multiple-Input - Multiple-Output (MIMO) channel sounder. The channel sounder can simultaneously... Read more

28 November, 2011
Dsss Digital Transceiver Design for Ultra <endeca_term>Wideband</endeca_term>

Dsss Digital Transceiver Design for Ultra Wideband

Despite the fact ultra-wideband technology has been around for over 30 years, there is a newfound... Read more

1 November, 2011
<endeca_term>Wideband</endeca_term> MIMO Channel Diagonalization in the Time Domain

Wideband MIMO Channel Diagonalization in the Time Domain

Methods for spatially diagonalizing wideband multiple-input multiple-output channels using linear Finite Impulse Response (FIR) filters... Read more

13 October, 2011
Design of Ultra-<endeca_term>Wideband</endeca_term> MIMO Antenna for Breast Tumor Detection

Design of Ultra-Wideband MIMO Antenna for Breast Tumor Detection

...fed circular slot antenna is proposed. This antenna is used in ultra-wideband microwave imaging systems aimed for early breast cancer detection. The antenna is... Read more

24 August, 2011
Carrier Detection of FM Signals Using the <endeca_term>Wideband</endeca_term> Compressive Radio Receiver

Carrier Detection of FM Signals Using the Wideband Compressive Radio Receiver

The Wideband Compressive Radio Receiver (WCRR) is a wideband receiver based on the field... Read more

4 August, 2011
A <endeca_term>Wideband</endeca_term> High-Gain Dual-Polarized Slot Array Patch Antenna for WiMAX Applications in 5.8 GHz

A Wideband High-Gain Dual-Polarized Slot Array Patch Antenna for WiMAX Applications in 5.8 GHz

A low-cost, easy-to-fabricate, wideband and high-gain dual-polarized array antenna employing an innovative microstrip slot... Read more

20 July, 2011
Radiation Pattern Behaviour of Reconfigurable Asymmetry Slotted Ultra <endeca_term>Wideband</endeca_term> Antenna

Radiation Pattern Behaviour of Reconfigurable Asymmetry Slotted Ultra Wideband Antenna

...presents the results of radiation pattern measurement of small reconfigurable slotted Ultra WideBand (UWB) antennas. The measurements were conducted by using RF measurement and instrumentation... Read more

11 July, 2011
The Impact of Antenna Directivity and Channel Bandwidth on the Power Spectral Density of <endeca_term>Wideband</endeca_term> and UWB MISO Channels

The Impact of Antenna Directivity and Channel Bandwidth on the Power Spectral Density of Wideband and UWB MISO Channels

The combination of MIMO with WideBand (WB) and Ultra-WideBand (UWB) systems imply many new effects, which make... Read more

11 July, 2011

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Lonnie

those conformation letters are hard to figure out what is which letters it is a pain in the back side. Please make it more Ledge-able being better...

3 hours ago by Lonnie on Screenshots: Photoshop CS6 Beta
BrownieBoy

"cites" even. Ouch!

10 hours ago by BrownieBoy on Using Windows XP is a waste of money, says IDC
Horace Ontalhold

...... and PDP11s too

10 hours ago by Horace Ontalhold on Fusion-io lays minefield with a billion IOPS
BrownieBoy

I had a quick skim through the PDF. It seems to be that many of these so-called cost savings would be down to a hardware refresh. Although...

11 hours ago by BrownieBoy on Using Windows XP is a waste of money, says IDC
bobandroid

496,999 BT Fon Hotspots lovingly situated in your next door neighbours garden, no matter how you dress that up its still a pup... Not where I need...

13 hours ago by bobandroid on London Olympics: BT needs 25,000 more Wi-Fi hotspots
apexwm

Jack : I was hoping you could provide us a summary since you are familiar with this report. I am not yet sure how much of my time I'd like to...

15 hours ago by apexwm on Using Windows XP is a waste of money, says IDC
Smilig Eddie

2 – 4 more weeks of waiting: how many buyers are going to decide instead to see what the iPhone 5 offers? Consumer trust in the brand has also...

15 hours ago by Smilig Eddie on Samsung Galaxy 'S3' delayed by special paint
SRist

So it looks like this was a complete red herring - Adobe are allowing upgrades from Photoshop CS3, CS4 and CS5 at the same price. When did this...

16 hours ago by SRist on Photoshop users attack Adobe upgrade policy change
Jack Schofield

@apexwm Have you considered either (a) reading the story above or (b) reading the PDF? There are answers in both.

18 hours ago by Jack Schofield on Using Windows XP is a waste of money, says IDC
apexwm

I would love to hear why Microsoft believes that "upgrading from Windows XP to Windows 7 pays for itself in a year, in increased productivity and...

18 hours ago by apexwm on Using Windows XP is a waste of money, says IDC
debsmk

I have just changed mine to white they said 3 to 5 days

19 hours ago by debsmk on Samsung Galaxy 'S3' delayed by special paint
Atangana

I would like a job for me and do good to their tackiness vellent my help I will do my best to help you mercie for all

20 hours ago by Atangana on UK's 15-year-old World Excel champion offered £100k job
BrownieBoy

Well done to IDC for producing a report that says using XP is a waste of money. Only 11 years too late with it is all....

21 hours ago by BrownieBoy on Using Windows XP is a waste of money, says IDC
Jack Schofield

@Burn-IT ...which doesn't mean it isn't true ;-) I'll be interested if you can find any properly-researched, independent data from any of the...

22 hours ago by Jack Schofield on Using Windows XP is a waste of money, says IDC
Burn-IT

As said, sponsored by Microsoft........

23 hours ago by Burn-IT on Using Windows XP is a waste of money, says IDC
mrbigdong

@620W, I mine 1 BTC/daily for cost of 1.7eur, they naysayers regurgitate the rubbish they read as usual

23 hours ago by mrbigdong on A minor Bitcoin miner injury?
Mike Denton

If the link to the next section existed that would be awesome.... Guess I have to ask uncle google where it is

1 day ago by Mike Denton via Facebook on Security on the farm: Accounts and permissions
minzhu

Don't blame CEO, they want RIM win. RIM has strange culture and self distruct political environment. In RIM if a new hired person figure out...

1 day ago by minzhu on RIM CEO: Time to squash BlackBerry myths
Thomas Gellhaus

I've been very pleased with Mageia 2. My review went up on Sunday. My only issue is that my particular wireless printer hasn't been detected on...

1 day ago by Thomas Gellhaus via Facebook on Scorecard - Linux Mint 13 and Mageia 2
knapper

That we have :-) Retailers don't buy stuff to lie around in warehouses, particularly with fast moving technology products. If they didn't think...

2 days ago by knapper on Windows Phone, Android take bite out of BlackBerry