AP-initiated multi-user transmissions in IEEE 802.11 ax WLANs
B Bellalta, K Kosek-Szott - Ad Hoc Networks, 2019 - Elsevier
Abstract Next-generation IEEE 802.11 ax Wireless Local Area Networks (WLANs) will make
extensive use of multi-user communications in both Downlink (DL) and Uplink (UL) …
extensive use of multi-user communications in both Downlink (DL) and Uplink (UL) …
Fair coexistence of scheduled and random access wireless networks: Unlicensed LTE/WiFi
We study the fair coexistence of scheduled and random access transmitters sharing the
same frequency channel. Interest in coexistence is topical due to the need for emerging …
same frequency channel. Interest in coexistence is topical due to the need for emerging …
Channel load aware AP/Extender selection in Home WiFi networks using IEEE 802.11 k/v
Next-generation Home WiFi networks have to step forward in terms of performance. New
applications such as on-line games, virtual reality or high quality video contents will further …
applications such as on-line games, virtual reality or high quality video contents will further …
CSMA with enhanced collision avoidance: A performance assessment
CSMA with Enhanced Collision Avoidance (CSMA/ECA) uses a deterministic backoff after
successful transmissions to significantly reduce the number of collisions. This paper …
successful transmissions to significantly reduce the number of collisions. This paper …
On efficiency and validity of previous Homeplug MAC performance analysis
Abstract The Medium Access Control protocol of Power Line Communication networks
(defined in Homeplug and IEEE 1901 standards) has received relatively modest attention …
(defined in Homeplug and IEEE 1901 standards) has received relatively modest attention …
Carrier sense multiple access with enhanced collision avoidance: a performance analysis
Carrier Sense Multiple Access with Enhanced Collision Avoidance (CSMA/ECA) is a
recently proposed modification to the well-known CSMA/CA protocol. By using a …
recently proposed modification to the well-known CSMA/CA protocol. By using a …
[PDF][PDF] A Comparative Survey of Adaptive Codec Solutions for VoIP over Multirate WLANs: A Capacity versus Quality Performance Trade-Off
A Sfairopoulou, B Bellalta, C Macián… - EURASIP Journal on …, 2011 - Springer
In multi-rate WLANs, users can suffer transmission rate changes due to the link adaptation
mechanism. This results in a variable capacity channel, which is very hostile for VoIP and …
mechanism. This results in a variable capacity channel, which is very hostile for VoIP and …
QoS adaptation in SIP-based VoIP calls in multi-rate IEEE 802.11 environments
A Sfairopoulou, C Macian… - 2006 3rd International …, 2006 - ieeexplore.ieee.org
In this paper we study the impact of rate changes at the physical layer on VoIP flows in multi-
rate IEEE 802.11-based environments. We determine how the network's rate changes affect …
rate IEEE 802.11-based environments. We determine how the network's rate changes affect …
Taking advantage of overhearing in low power listening wsns: A performance analysis of the lwt-mac protocol
LWT-MAC is a new Low Power Listening MAC protocol for WSNs designed to rapidly react
to instantaneous increases of the network load. It takes advantage of overhearing by waking …
to instantaneous increases of the network load. It takes advantage of overhearing by waking …
VoIP codec adaptation algorithm in multirate 802.11 WLANs: distributed vs. centralized performance comparison
A Sfairopoulou, C Macián, B Bellalta - … Summer School and IFIP TC6. 6 …, 2007 - Springer
Multirate 802.11 environments are quite problematic for VoIP traffic, with the rate changes of
some of the flows affecting the transmission of all others. Building upon our previous results …
some of the flows affecting the transmission of all others. Building upon our previous results …