71 Hits in 3.3 sec

TSCH and 6TiSCH for Contiki: Challenges, Design and Evaluation

Simon Duquennoy, Atis Elsts, Beshr Al Nahas, George Oikonomo
2017 2017 13th International Conference on Distributed Computing in Sensor Systems (DCOSS)  
DESIGN This section discusses how we address the five technical challenges (C1 to C5), so as to enable a flexible and efficient 6TiSCH stack for constrained micro-controllers. A.  ...  CHALLENGES For an implementation of TSCH and 6TiSCH to be standards-compliant, versatile and efficient, we need to ad-dress a number of key challenges (some of which were discussed in [27] ).  ... 
doi:10.1109/dcoss.2017.29 dblp:conf/dcoss/DuquennoyENO17 fatcat:4lvi2swo2nanne6d2rpi7jm6b4

Industrial Wireless IP-Based Cyber –Physical Systems

Thomas Watteyne, Vlado Handziski, Xavier Vilajosana, Simon Duquennoy, Oliver Hahm, Emmanuel Baccelli, Adam Wolisz
2016 Proceedings of the IEEE  
We outline major requirements, present insights from early interoperability testing and performance evaluations, and provide guidelines for chip manufacturers and implementers.  ...  Following these trends, we survey 6TiSCH, the emerging family of standards for IP-based industrial communication over low-power and lossy networks.  ...  The authors thank Jasper Büsch and Moksha Birk for their work on the TinyOS implementation and their valuable comments.  ... 
doi:10.1109/jproc.2015.2509186 fatcat:py5y66kfovdt5c322lede4j6yu

6TiSCH++ with Bluetooth 5 and Concurrent Transmissions [article]

Michael Baddeley, Adnan Aijaz, Usman Raza, Aleksandar Stanoev, Yichao Jin, Markus Schuß, Carlo Alberto Boano, George Oikonomou
2020 arXiv   pre-print
By switching the PHY and MAC layer at runtime, we inject a BT 5-based CT flood within a standard IEEE 802.15.4 TSCH slotframe, thereby providing a reliable, low-latency scheme for 6TiSCH control messaging  ...  We present an analytical model and experimental evaluation showing how our solution not only exploits the BT 5 high data-rate PHY layers for rapid data dissemination, but can also provide reliable 6TiSCH  ...  CT flood within the IEEE 802.15.4 TSCH slotframe. 6TiSCH++: Concurrent MAC Scheduling 6PP is designed around the careful and cooperative interleaving of periodic CT floods within a 6TiSCH slotframedemonstrated  ... 
arXiv:2010.09529v1 fatcat:pc3nraxr4vgkncn72ei7kpembq

Link quality and path based clustering in IEEE 802.15.4-2015 TSCH networks

Alexandros Mavromatis, Georgios Z. Papadopoulos, Xenofon Fafoutis, Angelos Goulianos, George Oikonomou, Periklis Chatzimisios, Theo Tryfonas
2017 2017 IEEE Symposium on Computers and Communications (ISCC)  
We implemented the clustering technique in Contiki OS and evaluated it by employing COOJA simulator. Figure 2 .  ...  More specifically, the suggested software based technique is implemented in Contiki OS and has been evaluated in COOJA environment.  ... 
doi:10.1109/iscc.2017.8024625 dblp:conf/iscc/MavromatisPFGOC17 fatcat:3ghusoq76nhllageb2x66r5hq4

Teaching Communication Technologies and Standards for the Industrial IoT? Use 6TiSCH!

Thomas Watteyne, Pere Tuset-Peiro, Xavier Vilajosana, Sofie Pollin, Bhaskar Krishnamachari
2017 IEEE Communications Magazine  
The IETF 6TiSCH stack encompasses IEEE802.15.4 TSCH, IETF 6LoWPAN, RPL and CoAP.  ...  This article discusses how the 6TiSCH stack can be incorporated into existing and new curricula to teach the next generation of Electrical Engineering and Computer Science professionals designing and deploying  ...  development fund through the SINERGIA project (TEC2015-71303-R), the Center for Cyber-Physical Systems and the Internet of Things at the University of Southern California.  ... 
doi:10.1109/mcom.2017.1700013 fatcat:fdc3qxczhfgxnidcydwhkiwurm

Enabling space time division multiple access in IETF 6TiSCH protocol

2019 Turkish Journal of Electrical Engineering and Computer Sciences  
IETF 6TiSCH standard aims to create reliable, deterministic, and low-power networks by scheduling bandwidth resources in time and frequency domains.  ...  The main emphasis of 6TiSCH protocol is that it creates Internet of things (IoT) networks with a deterministic and controllable delay.  ...  Acknowledgment This research is supported by the Scientific and Technological Research Council of Turkey (TÜBİTAK) Research Fund under project number 118E289.  ... 
doi:10.3906/elk-1903-127 fatcat:kviibwimqfbaziu7nbuu3z4zu4

Parent and PHY Selection in Slot Bonding IEEE 802.15.4e TSCH Networks

Glenn Daneels, Dries Van Van Leemput, Carmen Delgado, Eli De De Poorter, Steven Latré, Jeroen Famaey
2021 Sensors  
Additionally, a proposal on how this heuristic can be implemented in the IPv6 over the TSCH mode of IEEE 802.15.4e (6TiSCH) protocol stack and its Routing Protocol for Low-power and Lossy network (RPL)  ...  As such, first a heuristic is proposed that is a step towards a distributed PHY and parent selection mechanism for slot bonding multi-PHY TSCH sensor networks.  ...  Acknowledgments: The computational resources and services used in this work were provided by the VSC (Flemish Supercomputer Center), funded by FWO and the Flemish Government, department EWI.  ... 
doi:10.3390/s21155150 fatcat:hmcbmgnzgrfwhiubx62oomn3le

Experiment Control and Monitoring System for LOG-a-TEC Testbed

Grega Morano, Andrej Hrovat, Matevž Vučnik, Janez Puhan, Gordana Gardašević, Dragan Vasiljević, Tomaž Javornik
2021 Sensors  
(IPv6 over the TSCH mode of IEEE 802.15.4e) wireless technology for the industrial Internet of Things (IIoT).  ...  To evaluate the EC and MS functionality, two experiments were conducted: the first demonstrated the Bluetooth Low Energy (BLE) localization, while the second analysed interference avoidance in the 6TiSCH  ...  For the further adaption of IPv6 in industrial standards [40] , the 6TiSCH (IPv6 over the TSCH mode of IEEE 802.15.4e) mechanisms are of particular interests.  ... 
doi:10.3390/s21196422 pmid:34640742 fatcat:kuqfuaozsfcejifybc27mas3ni


2021 Zenodo  
The success of the IEEE 802.15.4, specifically designed for low-rate and low power and lossy networks, pushes many wireless industrial solutions (e.g., ZigBee Alliance, ISA100 and WirelessHART) to adopt  ...  Finally, we discuss existing challenges in IWSN and important future research directions which can help practicing scientists and engineers in industrial networking in their future work.  ...  It highlights some design challenges and open issues to be addressed in order to design IWNs suitable for a wide range of applications.  ... 
doi:10.5281/zenodo.5353545 fatcat:4xswk46jirf4fki3kpfnobafbq

No Free Lunch—Characterizing the Performance of 6TiSCH When Using Different Physical Layers

Mina Rady, Quentin Lampin, Dominique Barthel, Thomas Watteyne
2020 Sensors  
We study this question in the context of 6TiSCH, a state-of-the-art recently standardized protocol stack developed for harsh industrial applications.  ...  This article argues for combining the physical layers, rather than choosing one, in a generalized 6TiSCH architecture in which technology-agile radio chips (of which there are now many) are driven by a  ...  The slot templates for the PHY layers are designed in accordance with the IEEE802.15.4 standard, and ported on Contiki-NG implementation of 6TiSCH.  ... 
doi:10.3390/s20174989 pmid:32899165 fatcat:db6ahhurbner5catbcmpi2sfru

Distributed Channel Ranking Scheduling Function for Dense Industrial 6TiSCH Networks

Ismael Amezcua Valdovinos, Patricia Elizabeth Figueroa Millán, Jesús Arturo Pérez-Díaz, Cesar Vargas-Rosales
2021 Sensors  
Performance is evaluated in terms of PDR, end-to-end latency, Radio Duty Cycle (RDC), and the elapsed time of first packet arrival.  ...  Hence, we propose a distributed SF, namely the Channel Ranking Scheduling Function (CRSF), for IIoT networks supporting IPv6 over the IEEE 802.15.4e TSCH mode.  ...  The authors incorporated noise level metrics into the Contiki-NG OS to evaluate channel quality for possible reallocation of channels.  ... 
doi:10.3390/s21051593 pmid:33668770 fatcat:rwgomkgp5rcvblwb4rfhipmjjm

Adaptive static scheduling in IEEE 802.15.4 TSCH networks

Xenofon Fafoutis, Atis Elsts, George Oikonomou, Robert Piechocki, Ian Craddock
2018 2018 IEEE 4th World Forum on Internet of Things (WF-IoT)  
ACKNOWLEDGMENT This work was performed under the SPHERE (a Sensor Platform for HEalthcare in a Residential Environment) IRC funded by the UK Engineering and Physical Sciences Research Council (EPSRC),  ...  A TSCH home network, based on Contiki TSCH [4] , is responsible for relaying the sensor data to a central station for post-processing and long-term storage.  ...  As a result, TSCH has been implemented for several IoT operating systems (see e.g., the OpenWSN [3] and the Contiki OS [4] implementations) and used in several IoT domains, such as eHealth [5] , Smart  ... 
doi:10.1109/wf-iot.2018.8355114 dblp:conf/wf-iot/FafoutisEOPC18 fatcat:hrp3mq276vayzlvaxkl2rh7bzq

A Survey of 802.15.4 TSCH Schedulers for a Standardized Industrial Internet of Things

Andreas Ramstad Urke, Øivind Kure, Knut Øvsthus
2021 Sensors  
Altogether this allows us to point out challenges in existing work and identify areas for future research, including fault tolerance, scalability, non-convergecast traffic patterns, and hybrid scheduling  ...  The properties of a TSCH network are defined by the schedule, which dictates transmission opportunities for all nodes.  ...  This is important since many schedulers are designed for 6TiSCH networks and utilize included mechanisms such as the 6top Protocol (6P) [42] .  ... 
doi:10.3390/s22010015 pmid:35009558 pmcid:PMC8747498 fatcat:vs4spacdwfg3bpk3gygjf6i46y

TSCH Networks for Health IoT

Atis Elsts, Xenofon Fafoutis, George Oikonomou, Robert Piechocki, Ian Craddock
2020 ACM Transactions on Internet of Things  
To address these challenges, we experimentally evaluate and enhance the Time-Slotted Channel Hopping (TSCH) protocol from the IEEE 802.15.4 standard.  ...  Evaluation in a test house shows that the enhanced system is suitable for our e-Health application and compares favorably with state-of-the-art options.  ...  The authors acknowledge the valued contribution of the 50+ researchers and support personnel of the project.  ... 
doi:10.1145/3366617 dblp:journals/tiot/ElstsFOPC20 fatcat:4yxuqw2wnzhuhjpvnw4pro73ha

The Love-Hate Relationship between IEEE 802.15.4 and RPL

Oana Iova, Fabrice Theoleyre, Thomas Watteyne, Thomas Noel
2017 IEEE Communications Magazine  
In this article, we highlight the need for an intermediate layer between MAC and network layers to solve these problems.  ...  Significant standardization effort has been put in creating a protocol stack suited for LLNs. Among these standards, IEEE802.15.4-2011 and RPL allow LLN devices to form a multi-hop mesh network.  ...  OpenWSN 1.9.0, Contiki 2.6 and TinyOS 2.1.2 all use the passive approach.  ... 
doi:10.1109/mcom.2016.1300687rp fatcat:ftetkqsnr5a4lnrzel5vlke6kq
« Previous Showing results 1 — 15 out of 71 results