Noncoherent ultra-wideband systems

K Witrisal, G Leus, GJM Janssen… - IEEE Signal …, 2009 - ieeexplore.ieee.org
The need for low-complexity devices with low-power consumption motivates the application
of suboptimal noncoherent ultra-wideband (UWB) receivers. This article provides an …

Challenges and recent advances in IR-UWB system design

L Lampe, K Witrisal - … of 2010 IEEE international symposium on …, 2010 - ieeexplore.ieee.org
Impulse-radio ultra-wideband (IR-UWB) radios are slated to be the next generation of
transceivers that can support power-constrained applications such as wireless sensor and …

Modeling and mitigation of narrowband interference for transmitted-reference UWB systems

YD Alemseged, K Witrisal - IEEE Journal of selected topics in …, 2007 - ieeexplore.ieee.org
Transmitted-reference ultra-wideband (TR-UWB) systems, in conjunction with
autocorrelation-receivers (AcR), can collect all energy of the multipath channel response at …

Statistical analysis of UWB channel correlation functions

K Witrisal, M Pausini - IEEE Transactions on Vehicular …, 2008 - ieeexplore.ieee.org
Various performance metrics of impulse-radio (IR) ultrawideband (UWB) receivers are
closely connected to the correlation functions of the multipath channel responses to UWB …

Multiple access performance of balanced UWB transmitted-reference systems in multipath

T Jia, DI Kim - IEEE Transactions on Wireless Communications, 2008 - ieeexplore.ieee.org
Recently, a novel balanced transmitted-reference (TR) system has been proposed for UWB
communications. This TR system is capable of properly eliminating the inter-pulse …

Statistical analysis of the IEEE 802.15. 4a UWB PHY over Multipath Channels

K Witrisal - 2008 IEEE Wireless Communications and …, 2008 - ieeexplore.ieee.org
This paper shows the application of a recently proposed statistical characterization of the
ultra-wideband (UWB) radio channel to the standardized IEEE 802.15. 4a UWB physical …

Synchronization scheme for UWB wireless sensor network system

I Tropkina, S Zavjalov, D Ge - Proceedings of International Scientific …, 2021 - Springer
Ultra-wide band (UWB) is a modern radio technology that is popularly used in wireless
sensor networks (WSNs) due to high resistance to multipath fading in conditions of …

Performance evaluation of multiple-access dual-pulse transmitted reference UWB systems

J Baringbing, K Witrisal - 2008 International Wireless …, 2008 - ieeexplore.ieee.org
This paper studies the performance of dual-pulse transmitted-reference (TR) ultra wideband
(UWB) systems in presence of multi-access interference (MAI). We derive an analytical …

[PDF][PDF] A tutorial on noncoherent UWB systems

K Witrisal, G Leus, GJM Janssen… - Design and Analysis …, 2008 - researchgate.net
The need for low-complexity devices with low power consumption motivates the application
of suboptimal noncoherent ultra-wideband (UWB) receivers. This paper provides an …

Simulated annealing mechanic based noncoherent signal detection for ultra-wideband sensor networks

B Li, Z Zhou, W Zou, X Sun - Wireless personal communications, 2013 - Springer
Ultra-wideband (UWB) sensors have extensive commercial and military applications.
Unfortunately, coherent signal detection in the presence of intensive multipath propagations …