• Publications
  • Influence
Ranging With Ultrawide Bandwidth Signals in Multipath Environments
tl;dr
We explore UWB TOA estimation techniques and analyze their performance in the presence of multipath and interference. Expand
  • 754
  • 61
An Overview on Wireless Sensor Networks Technology and Evolution
tl;dr
Wireless sensor networks (WSNs) enable new applications and require non-conventional paradigms for protocol design due to several constraints. Expand
  • 544
  • 33
An analytical framework for CDMA systems with a nonlinear amplifier and AWGN
tl;dr
The design of code-division multiple-access (CDMA) transmission systems for satellite communications requires an appropriate consideration of the distortion effects due to on-board nonlinear amplification. Expand
  • 66
  • 7
Network localization and navigation via cooperation
tl;dr
We explore cooperative network localization and navigation from a theoretical foundation to applications, covering technologies and spatiotemporal cooperative algorithms. Expand
  • 412
  • 6
High-Accuracy Localization for Assisted Living: 5G systems will turn multipath channels from foe to friend
tl;dr
This article discusses the potential of future high-accuracy localization systems as a key component of AL applications. Expand
  • 172
  • 5
Degrees of freedom for energy savings in practical adaptive wireless systems
tl;dr
We present a new design concept for adaptive wireless communications with new trade-offs between system performance and energy consumption, and investigate their energy saving options. Expand
  • 107
  • 5
Bluetooth and IEEE 802.11b coexistence: analytical performance evaluation in fading channels
tl;dr
In this paper, the issue of Bluetooth and IEEE802.11b coexistence in a heterogeneous environment is addressed by means of an integrated analytical approach. Expand
  • 106
  • 5
Mathematical Evaluation of Environmental Monitoring Estimation Error through Energy-Efficient Wireless Sensor Networks
tl;dr
In this paper, the estimation of a scalar field over a bidimensional scenario (e.g., the atmospheric pressure in a wide area) through a self-organizing wireless sensor network (WSN) with energy constraints is investigated. Expand
  • 140
  • 4
On the inverse symbol-error probability for diversity reception
tl;dr
This paper addresses the problem of finding the inverse symbol-error probability (SEP) expression for coherent detection of M-ary phase-shift keying with multichannel reception and maximal ratio combining in Rayleigh fading. Expand
  • 72
  • 4
The Effect of Cooperation on UWB-Based Positioning Systems Using Experimental Data
tl;dr
We first characterize and derive models for the range estimation error and the excess delay based on measured data from real-ranging devices. Expand
  • 69
  • 4