Ad-Hoc, Mesh and Sensor Networks
Medium access control; routing and transport protocols; cross-layer protocol design; opportunistic and cooperative networking; performance and quality-of-service; energy management; network security; information processing and aggregation; middleware and programming; simulation and emulation; gateways and inter-working; test-bed deployment and experiences; wireless mesh networks; vehicular ad-hoc networks (VANET); delay-tolerant networks (DTN).

Antennas and Propagation
Propagation prediction and simulation; propagation channel measurements; channel estimation; narrowband and wideband channel characterization and modeling; multiantenna propagation channels; ultra-wideband propagation; antenna design and characterization; RF subsystems.

Cognitive Radio and Spectrum Sensing
Spectrum sensing; cooperative sensing; spectrum measurements; dynamic spectrum access; spectrum mobility; spectrum policies; cognitive radio networks; cognitive radio protocols and algorithms; MIMO/OFDM-based cognitive radio; co-existence of primary and secondary networks; IEEE 802.22; cognitive radio prototypes.

Cooperative Communications, Distributed MIMOs and Relaying
Distributed space-time coding for cooperative communications; distributed beamforming for cooperative communications; relay technology; cooperative multiple access; cooperative routing; game theory for cooperative and cognitive networks; resource allocation for cooperative communications; PHY and MAC layer design for cooperative wireless networks; characterization and modeling of cooperative and cognitive wireless networks; applications of cognitive and cooperative communications in vehicular networks.

Multiple Antenna Systems and Space-time-frequency Processing
Smart antennas; array processing; distributed antenna arrays; MIMO antenna systems; space-time coding; space-time-frequency processing; MIMO precoding; multi-user MIMO; network MIMO; receiver design; implementations and prototypes; MIMO systems performance.

Mobile Satellite and Positioning Systems
Mobile broadband satellite architectures; mobile broadcast systems; mobile and aeronautical maritime systems; satellite and terrestrial navigation and positioning techniques; cellular based positioning and hybrid approaches; transmission technology for positioning; UWB and narrow band positioning systems and algorithms; channel measurements and modeling for positioning; indoor-positioning technologies; MIMO positioning techniques; distributed and collaborative localization algorithms; pedestrian, vehicle and robot positioning and navigation; location-aided communications and services.

Signal Processing for Wireless Communications
Audio, speech and video signal processing; Design and implementation of wireless signal processing algorithms; Machine learning for wireless signal processing; Sensor array and multichannel wireless DSP systems, Cross-layer signal processing and networking; Spoken language processing for wireless and vehicular communications, Processing of haptic information in a wireless context; Sensor information fusion; Bio-inspired signal processing for wireless; Fuzzy-logic aided wireless signal processing; Statistical signal processing; Navigation, Multi-terminal signal processing.

Transmission Techniques
Modulation, source/channel coding; performance analysis; channel estimation; iterative processing; interference mitigation; multi-user detection; equalization; synchronization; adaptive modulation and coding; ultra wideband systems; multi-carrier systems; multiuser and cooperative diversity.

Transportation, Vehicular Electronics and Telematics
Intelligent transportation systems (ITS); railroad signaling; mobility management; mobility and vehicle traffic models; vehicle stability controls, safety control systems; in-car electronics and embedded integration; digital maps and location technologies; smart speed controls, safety control systems; vehicular communications and networking; vehicle-to-vehicle or vehicle-to-infrastructure communications; vehicular applications (emergency warning, traffic information, toll collection, wireless diagnosis, etc.); wireless/mobile system applications for transportation control and routing; intelligent vehicle technologies.

Wireless Applications and Services
Context aware service and applications; information distribution services; location-based services; broadband Internet services; multimedia applications and messaging; service architectures and middleware; service creation, composition and security; digital convergence; security in mobile applications and services; IPTV and DMB applications and services; ubiquitous computing applications and services; mobile e-Commerce; wireless body area network (BAN) applications; mobile Web-based applications and services; vehicular ad-hoc network (VANET) applications and services.

Wireless Multiple Access Techniques
3G/3.5G/4G (UMTS, HSPA, CDMA2000, 1x EV-DO, TD-SCDMA, WiMAX); 3G long term evolution (LTE and LTE-Advanced); wireless PANs, LANs, MANs and WANs (e.g. IEEE802.15, 11,16, 20); multiple access; CDMA, TDMA and OFDM air interfaces; spectrum efficiency; ultra-wideband radio access; multi-rate and multi-carrier communications; software radio technologies; power control algorithms; wireless multicasting, DVB and DAB techniques; spectrum, channel and power allocation; coexistence of multiple radio access technologies; cross-layer design of wireless systems; scheduling and statistical multiplexing; performance evaluation.

Wireless Networks
Resource management, cooperative networks, mobile/wireless quality-of-Service (QoS), mobile/wireless network security and privacy, mobility and handoff management, mobile and wireless IP, middleware, IMS, fixed-mobile convergence, mobile/wireless network modelling and performance evaluation, analysis and simulation, mobile/wireless network performance measurements, heterogeneous wireless network architectures, network planning, wireless traffic characterization and modeling, cross-layer design.

Recent Results