Search Results - "Kassas, Zaher Zak M."

Optimal Sensor Placement for Dilution of Precision Minimization Via Quadratically Constrained Fractional Programming by Khalife, Joe J., Kassas, Zaher Zak M.

“…An approach to find the global optimal solution of the dilution of precision (DOP) problem is presented. The DOP optimization problem considered assumes an…”
Get full text

Stochastic Observability and Uncertainty Characterization in Simultaneous Receiver and Transmitter Localization by Morales, Joshua J., Kassas, Zaher M.

“…The stochastic observability of simultaneous receiver and transmitter localization is studied. A mobile vehicle-mounted receiver is assumed to draw pseudorange…”
Get full text

Robust Vehicular Localization and Map Matching in Urban Environments Through IMU, GNSS, and Cellular Signals by Kassas, Zaher Zak M., Maaref, Mahdi, Morales, Joshua J., Khalife, Joe J., Shamei, Kimia

“…A framework for ground vehicle localization that uses cellular signals of opportunity (SOPs), a digital map, an inertial measurement unit (IMU), and a Global…”
Get full text

Performance-Driven Design of Carrier Phase Differential Navigation Frameworks With Megaconstellation LEO Satellites by Khalife, Joe, Kassas, Zaher M.

“…A navigation framework with carrier phase differential measurements from megaconstellation low Earth orbit (LEO) satellite signals is developed. The…”
Get full text

Recent Advancement on the Use of Global Navigation Satellite System-Based Positioning for Intelligent Transport Systems [Guest Editorial] by Dovis, Fabio, Ruotsalainen, Laura, Toledo-Moreo, Rafael, Kassas, Zaher Zak M., Gikas, Vassilis

“…The articles in this special section focus on recent advancements on the use of the global navigation satellite system (GNSS)-based positioning for intelligent…”
Get full text

Urban Road Safety Prediction: A Satellite Navigation Perspective by Lee, Halim, Seo, Jiwon, Kassas, Zaher Zak M.

“…Predicting the safety of urban roads for navigation via global navigation satellite systems (GNSS) signals is considered. To ensure the safe driving of…”
Get full text

Flight Demonstration of High Altitude Aircraft Navigation With Cellular Signals by Kassas, Zaher Zak M., Khalife, Joe, Abdallah, Ali A., Lee, Chiawei, Jurado, Juan, Wachtel, Steven, Duede, Jacob, Hoeffner, Zachary, Hulsey, Thomas, Quirarte, Rachel, Tay, RunXuan

“…This article presents the first demonstration of navigation with cellular signals of opportunity (SOPs) on a high-altitude aircraft. An extensive flight…”
Get full text

A First Look at the OneWeb LEO Constellation: Beacons, Beams, and Positioning by Kozhaya, Sharbel, Kassas, Zaher M.

“…This article is the first to examine OneWeb low Earth orbit (LEO) satellite signals. First, a blind beacon estimation framework is developed to estimate…”
Get full text

No GPS No Problem: Exploiting Cellular OFDM-Based Signals for Accurate Navigation by Kassas, Zaher M., Abdallah, Ali

“…This paper presents a receiver that could exploit downlink orthogonal frequency-division multiplexing (OFDM)-based cellular signals to navigate…”
Get full text

I Hear, Therefore I Know Where I Am: Compensating for GNSS Limitations with Cellular Signals by Kassas, Zaher Zak M., Khalife, Joe, Shamaei, Kimia, Morales, Joshua

“…This article presents a multisignal software-defined receiver (SDR) architecture for navigating with cellular code division multiple access (CDMA) and…”
Get full text

Assessment of Cellular Signals of Opportunity for High-Altitude Aircraft Navigation by Kassas, Zaher M., Khalife, Joe, Abdallah, Ali, Lee, Chiawei, Jurado, Juan, Wachtel, Steven, Duede, Jacob, Hoeffner, Zachary, Hulsey, Thomas, Quirarte, Rachel, Tay, RunXuan

“…Opportunistic navigation with cellular signals is studied and demonstrated on a high-altitude aircraft. An extensive campaign was conducted by the Autonomous…”
Get full text