Performance analysis of an hybrid ARQ adaptation of NDMA schemes

F Ganhao, M Pereira, L Bernardo… - IEEE Transactions …, 2013 - ieeexplore.ieee.org
Traditionally, an unsuccessful packet reception, either due to channel conditions or
interference from multiple sources (collisions), is discarded and followed by a new reception …

A hybrid ARQ scheme for faster than Nyquist signaling with iterative frequency-domain detection

R Dinis, B Cunha, F Ganhão, L Bernardo… - 2015 IEEE 81st …, 2015 - ieeexplore.ieee.org
FTN (Faster Than Nyquist) signaling allows capacity gains but requires substantially
complex equalization schemes, even for an ideal AWGN (Additive White Gaussian Noise) …

Performance analysis of hybrid combining schemes under Middleton class‐A and S α S \rmSα\rmS impulsive noise model

MA Halim, SP Majumder - The Journal of Engineering, 2024 - Wiley Online Library
Impulsive noise poses a significant challenge to single input multiple output wireless
communication systems. This paper assesses the effectiveness of hybrid combining …

Uplink performance evaluation of packet combining ARQ for MPR prefix-assisted DS-CDMA

F Ganhão, L Bernardo, R Dinis… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
Prefix-assisted direct-sequence code-division multiple access (DS-CDMA) is a viable
transmission technique for high-data-rate wireless broadband systems, capable of coping …

Distributed Access in Full-duplex Directional Multi-Packet Reception Wireless Networks

AT Abusabah, R Oliveira - 2024 19th International Symposium …, 2024 - ieeexplore.ieee.org
This paper investigates novel techniques for enabling efficient and scalable access in future
6G wireless networks, specifically focusing on grant-free access methods. Motivated by multi …

FM-MAC: A novel MAC protocol for in-band full-duplex systems that use multipacket reception

T Bento, L Bernardo, R Dinis, R Oliveira… - 2015 IEEE …, 2015 - ieeexplore.ieee.org
This paper proposes a new random access Medium Access Control (MAC) protocol, named
as Full-duplex Multipacket reception Medium Access Control (FM-MAC), which jointly uses …

A soft-handover scheme for LEO satellite networks

G Barros, J Vieira, F Ganhão… - 2013 IEEE 78th …, 2013 - ieeexplore.ieee.org
Traditionally, Low Earth Orbit (LEO) satellite networks use hard handovers when a Mobile
Terminal (MT) moves between the footprints of two satellites. Such approach introduces a …

A high throughput H-ARQ technique with Faster-than-Nyquist signaling

F Ganhão, B Cunha, L Bernardo… - 2014 International …, 2014 - ieeexplore.ieee.org
Current wireless communication systems rely on the assumptions of the Nyquist theorem.
Faster-Than-Nyquist (FTN) assumes that a bandwidth below the Nyquist bandwidth can be …

Type II hybrid-ARQ for DS-CDMA: A discrete time markov chain wireless MAC model

F Ganhão, J Vieira, L Bernardo, R Dinis - … on Internet of Things and Smart …, 2013 - Springer
Future wireless systems will need to cope with highly dispersive channels in order to support
high data rates. A slotted Prefix-assisted DS-CDMA allows the multiplexing of various Mobile …

Using Lightly Synchronized MultiPacket Reception in Machine-Type Communication Networks

B Ramos, L Bernardo, R Dinis… - 2016 IEEE …, 2016 - ieeexplore.ieee.org
This paper proposes a new random access Medium Access Control protocol for Machine-
Type Communication (MTC) systems, which applies MultiPacket Reception techniques to …