12 citations
- The Ohio State UniversityUS5 papers
- Alexandria UniversityEG3 papers
- Egypt-Japan University of Science and TechnologyEG2 papers
- Ain Shams UniversityEG1 paper
- Arab Academy for Science, Technology, and Maritime TransportEG1 paper
- Environmental InstituteSK1 paper
- National Taiwan UniversityTW1 paper
- Princeton UniversityUS1 paper
5 papers · 1 filter
Optimal Random Access and Random Spectrum Sensing for an Energy Harvesting Cognitive Radio
Ahmed El Shafie, Ahmed Sultan
We consider a secondary user with energy harvesting capability. We design access schemes for the secondary user which incorporate random spectrum sensing and random access, and whi…
A Distributed Data Collection Algorithm for Wireless Sensor Networks with Persistent Storage Nodes
Salah A. Aly, Ahmed Ali-Eldin, H. Vincent Poor
A distributed data collection algorithm to accurately store and forward information obtained by wireless sensor networks is proposed. The proposed algorithm does not depend on the…
A Hidden Markov Model for Localization Using Low-End GSM Cell Phones
Mohamed Ibrahim, Moustafa Youssef
Research in location determination for GSM phones has gained interest recently as it enables a wide set of location based services. RSSI-based techniques have been the preferred me…
CellSense: A Probabilistic RSSI-based GSM Positioning System
Mohamed Ibrahim, Moustafa Youssef
Context-aware applications have been gaining huge interest in the last few years. With cell phones becoming ubiquitous computing devices, cell phone localization has become an impo…
AROMA: Automatic Generation of Radio Maps for Localization Systems
Ahmed Eleryan, Mohamed Elsabagh, Moustafa Youssef
WLAN localization has become an active research field recently. Due to the wide WLAN deployment, WLAN localization provides ubiquitous coverage and adds to the value of the wireles…