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The article discusses the problem of the transmission of reliable monitoring and control signals through communication channels of complex energy supply of industrial objects control systems. Mathematically justified mismatch concept “accuracy of information” with “protected information from the noise in the communication channel.” The principles of the combined code, providing a high level of reliability...
In the area of biomedical engineering, digital-microfluidic biochips (DMFBs) have received considerable attention, because of their capability of providing an efficient and reliable platform for conducting point-of-care clinical diagnostics. System reliability, in turn, mandates error-recoverability while implementing biochemical assays on-chip for medical applications. Unfortunately, the technology...
With the increase in the development of sensing technology and sensing devices, more and more data are getting available to the user hence increasing the human workload to greater extent. It becomes difficult for human operator to simultaneously operate, analyze and interpret information from multiple images. It leads to the need of image fusion techniques. In this research paper, we have considered...
The Internet of things (IoT) presents the future of internet by incorporating objects to communicate with themselves. Different protocols have been emerged to meet the requirements of limited resource objects of IoT. Constrained Application Protocol (CoAP) is the application protocol which is used in IoT communication stack is prone to performance degradation resulted from traffic congestion. Basic...
Blind signal search is a technique used in many different types of systems, ranging from cognitive radio to broadcasting applications such as television and radio. A well-known approach used for this, is the Cyclostationary Feature Detection algorithm, which can estimate the baud rate of a detected signal, but is not capable of identifying its position in the spectrum, nor properly analyse spans with...
With the rapid development of portable mobile devices, crowd sensing systems have been recognized as a key technology to utilize the data collected by the portable mobile devices towards scalable and flexible mobile services. However, since the information provided by devices may not be reliable, the aggregated results of the collected data may not be accurate. To tackle this challenge, various truth...
Bluetooth Low Energy (BLE) has recently positioned itself as one of the key enabling technologies in the Internet of Things (IoT). In order to provide scalability, one promising way to collect data from BLE sensors is to utilize the existing population of smartphones in their range as relays to the cloud. In this case, providing reliable data transfer becomes complicated due to challenges such as...
In order to realize the function of accurate measurement, multipoint collection and wireless transmission on various environmental monitoring factors in the workshop, a workshop environment monitoring system is proposed based on the technology of internet of things. A number of wireless monitoring nodes are set up in each workshop to collect a variety of environmental information, then transmit the...
Fault-Tolerance is quickly becoming a very important issue in the design of industrial automation systems. This paper addresses this issue in the context of temporary failures occurring in harsh industrial environments. The Fault-Tolerant design of sensors and controllers is investigated for both the In-Loop and Sensor-to-Actuator architectures. Processing is implemented on FPGAs whenever possible...
Wireless Sensor Networks (WSNs) equipped with directional communication and sensing devices provide a high level of tunability needed in optimizing their performance in critical applications. Such devices and nodes, however, remain prone to failure when operating in the field. In this paper we formalize a problem, called directional breach path detection reliability (DIR-BPDREL), that quantifies the...
Energy efficient and reliable spectrum sensing become essential in cooperative cognitive radio networks. However, cooperation in spectrum sensing (SS) is often vulnerable to several security threats; one such operation is primary user emulation attack (PUEA). To address the issues, an optimization framework is developed in this work to minimize the energy consumption in cooperative spectrum sensing...
Cognitive radio technology aims to meet the demand for higher data rates in wireless communications by allowing secondary users to opportunistically locate and utilize otherwise under-utilized spectrum resources [1]. This paper focuses on the cases when a secondary user monitors the occupancy of frequency subbands by using a multiband spectrum sensing approach in which multiple frequency subbands...
Secondary users can utilize the spectrum in the absence of primary users (PU) in cognitive radio networks (CRN). Hence there is a need to sense the spectrum perfectly. Because of hidden node problem, the sensing information given by single SU may not be reliable information. In cooperative spectrum sensing, local sensing is performed by number of SUs and report their local decisions to fusion center...
With continuous scaling of CMOS technology, a key issue for the microprocessor and application processor industries is the reliability of silicon. Two salient problems with silicon are Bias Temperature Instability (BTI), which increases the threshold voltage of MOSFETs, and Gate Oxide Breakdown (GOBD), which decreases the gate leakage resistance. Both pose severe limitations for sub-micrometer transistors...
This paper presents the IHPNode platform in the context of precision farming (or Agriculture 4.0). This platform is an experimental platform for wireless sensor network (WSN) applications and can be used in precision farming as one of the most promising WSN application areas. The paper presents the requirements of the applications, the features of the IHPNode platform, as well as, the planned future...
The demand for wireless sensor networks (WSNs) applied to industrial process monitoring and control should increase as the forth industrial revolution gathers pace. Flexibility and low cost make them the perfect choice for the modern 21st century manufacturing plants. In this paper we describe the tests done with a WSN in an industrial environment and analyze the results to ascertain how much interference...
Wireless sensor networks for rarely occurring critical events must maintain sensing coverage and low latency network connectivity to ensure event detection and subsequent rapid propagation of notification messages. Existing geographic forwarding algorithms have proved successful in providing energy efficient network connectivity for arbitrary topologies where sensing coverage is not guaranteed. This...
Wireless Body Area Network(WBAN) has made progress in technology and is gaining momentum in healthcare field. As the number of WBAN increases, WBANs coexistence is becoming prevalent which brings a negative effect on communication quality. In healthcare field, data reliability and power efficiency are attracting more attention. Many power control mechanisms based on TDMA have been provided to improve...
Processing of information from the sensors and the resources available to the commander are very important for his decision-making process. Quality of information for decision-making process has a great importance. This article focuses on the description of the properties of the probabilistic model for processing of sensor signals using the probabilistic model of recognition Custom / Foreign Identification...
Industrial Internet of Things (IIoT) requires superior reliability from underlying communication technology that consumer wireless technologies often fail to meet. New physical layer techniques have been proposed to enhance the performance of wireless monitoring and control networks to address this challenge. Utilizing polarization diversity techniques through Rotating Polarization Waves (RPW) have...
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