Results 61 to 70 of about 47,192 (212)

The Analyzes of PDOP Factors for a Zigbee Ground – Based Augmentation Systems

open access: yesPolish Maritime Research, 2017
This paper presents the analysis of PDOP factors for a ZigBee ground - based augmentation systems. It presents the idea of such a system followed by the results of assessment of application in Gdansk Marina.
Janowski Artur, Rapinski Jacek
doaj   +1 more source

Boundary effects optimization of ZigBee wireless location based on BP neural network

open access: yesGong-kuang zidonghua, 2014
By analyzing distribution law of localization error in underground wireless network localization area based on ZigBee technology, namely localization nodes will offset from outside to the inside of the network at the boundary, so the localization error ...
WEI Wenhui, GUO Ye
doaj   +1 more source

A Hybrid Algorithm for Optimising Power Consumption of Wireless Sensor Networks in Precision Agriculture

open access: yesIET Networks, Volume 15, Issue 1, January/December 2026.
New power conservation algorithm applied to an agricultural environment monitoring real time system. ABSTRACT Recently, precision agriculture has used wireless sensor networks (WSNs) to gain valuable insights and improve crop yields, promoting efficient resource use and data‐driven decisions.
Nada M. Khalil Al‐Ani   +4 more
wiley   +1 more source

Research on the network of rotating rate of spinning frame

open access: yesThe Journal of Engineering, 2019
For the operation of the spinning frame in the spinning mill, Hall sensors are used to test the running rate of each axis of the spinning frame. In order to centrally monitor the operation of the spinning frame, analyse the production site environment ...
Xiaohui Chen   +2 more
doaj   +1 more source

MAC Protocol Design for Optical Wireless Body‐Area Networks: Latency, Energy Efficiency and Scalability Analysis

open access: yesIET Networks, Volume 15, Issue 1, January/December 2026.
This work investigates suitable MAC protocols for medical optical wireless body‐area networks (WBANs), focussing on multiple access management. Using realistic channel models, we evaluate the network performance in terms of energy efficiency, quality‐of‐service and scalability for different IEEE protocols, for both intra‐ and extra‐WBAN connectivity in
Christos Giachoudis   +5 more
wiley   +1 more source

Research on energy-saving power system of office building lighting based on Internet of Things

open access: yesThe Journal of Engineering, 2019
In order to solve the problem of lighting waste in developing countries and backward areas, an application of Internet of Things technology, combined with edge computing, is proposed to achieve intelligent lighting system for office buildings. The system
Yangping Zheng, Jia Qu, Hongtao Yu
doaj   +1 more source

Trajectory Optimisation for UAV Data Collection in IoT‐Based WSN: A Lévy Flight‐Based Approach

open access: yesIET Smart Cities, Volume 8, Issue 1, January/December 2026.
In large‐scale IoT and WSN deployments, data transmission to base stations is often limited by restricted network coverage, and drones can help extend connectivity by collecting data from cluster head nodes. This work proposes an energy‐efficient drone‐assisted data collection approach that jointly optimises system costs and energy consumption, taking ...
Hamayadji Abdoul Aziz   +6 more
wiley   +1 more source

Wireless Medical Sensor Networks: Design Requirements and Enabling Technologies [PDF]

open access: yes, 2012
This article analyzes wireless communication protocols that could be used in healthcare environments (e.g., hospitals and small clinics) to transfer real-time medical information obtained from noninvasive sensors.
Abatti, Paulo J.   +3 more
core   +1 more source

Advancements in Air Quality Monitoring Systems: A Comprehensive Review of Emerging Technologies for Enhancing Environmental Health

open access: yesIndoor Air, Volume 2026, Issue 1, 2026.
Air pollution has become a critical global concern due to rapid urbanization and industrialization, posing severe risks to environmental and public health. Effective indoor air quality monitoring systems (IAQMSs) are essential for accurately assessing pollutant levels, identifying sources, and implementing timely mitigation strategies.
Shamima Ahmed   +5 more
wiley   +1 more source

System based on inertial sensors for behavioral monitoring of wildlife [PDF]

open access: yes, 2015
Sensors Network is an integration of multiples sensors in a system to collect information about different environment variables. Monitoring systems allow us to determine the current state, to know its behavior and sometimes to predict what it is ...
Domínguez Morales, Juan Pedro   +4 more
core  

Home - About - Disclaimer - Privacy