An efficient statistical approach for time synchronization in wireless sensor networks

A Chatterjee, P Venkateswaran - International journal of …, 2016 - Wiley Online Library
In this paper, we propose a powerful method of estimating the model parameters for time
synchronization in wireless sensor networks (WSNs). Joint estimation of clock offset and …

Estimation of frequency offset for time synchronization with immediate clock adjustment in multihop wireless sensor networks

H Wang, L Shao, M Li, P Wang - IEEE Internet of things journal, 2017 - ieeexplore.ieee.org
The clock synchronization problem for wireless sensor networks (WSNs) is inherently
related to parameter estimation. Nowadays, extensive studies on time synchronization have …

Recursive clock skew estimation for wireless sensor networks using reference broadcasts

H Yiğitler, A Mahmood, R Virrankoski, R Jäntti - IET Wireless Sensor Systems, 2012 - IET
Reference broadcast-based time synchronisation protocols are appreciated by the wireless
sensor network community for their low-power demands. The underlying time relation …

A global clock skew estimation scheme for hierarchical wireless sensor networks

H Wang, L Shao, M Li, B Wang - IEEE Access, 2017 - ieeexplore.ieee.org
Time synchronization is extremely important for wireless sensor networks (WSNs). For
largescale WSNs, hierarchical clock synchronization, which can effectively save energy by …

[PDF][PDF] Clock estimation for long-term synchronization in wireless sensor networks with exponential delays

QM Chaudhari, E Serpedin - EURASIP Journal on Advances in Signal …, 2007 - Springer
Although the existing time synchronization protocols in wireless sensor networks (WSNs)
are efficient for short periods, many applications require long-term synchronization among …

On maximum likelihood estimation of clock offset and skew in networks with exponential delays

QM Chaudhari, E Serpedin… - IEEE Transactions on …, 2008 - ieeexplore.ieee.org
Clock synchronization represents a crucial element in the operation of wireless sensor
networks (WSNs). For any general time synchronization protocol involving a two-way …

Maximum likelihood estimation of clock skew in wireless sensor networks with periodical clock correction under exponential delays

H Wang, H Zeng, M Li, B Wang… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
Time synchronization is crucial for wireless sensor networks (WSNs) since it maintains data
consistency, coordination, and enables other fundamental operations. Over the last decade …

Long-term clock synchronization in wireless sensor networks with arbitrary delay distributions

W Sun, EG Ström, F Brännström… - 2012 IEEE Global …, 2012 - ieeexplore.ieee.org
Clock synchronization is a crucial issue in the operation of wireless sensor networks.
Although the existing synchronization algorithms under linear clock model assumptions …

Estimation of clock skew for time synchronization based on two-way message exchange mechanism in industrial wireless sensor networks

H Wang, L Shao, M Li, B Wang… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Time synchronization is indispensable for convenient network management, device
monitoring, security, and other fundamental operations in industrial wireless sensor …

[HTML][HTML] An overview of a class of clock synchronization algorithms for wireless sensor networks: A statistical signal processing perspective

X Wang, D Jeske, E Serpedin - Algorithms, 2015 - mdpi.com
Recently, wireless sensor networks (WSNs) have drawn great interest due to their
outstanding monitoring and management potential in medical, environmental and industrial …