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As smart embedded devices tend to become more and more ubiquitous, interconnecting these gadgets with the existing network infrastructure by using simple application layer protocols is highly needed. This article presents a new approach for a specialized web transfer protocol widely available in the Internet of Things used in conjunction with a set of newly designed wireless sensor nodes. The application...
Due to climate change, traditional fertilization and watering system become very hard to get success of growing plants in certain areas. On the other hand, humanity depends on water and Agriculture for survival. As a result optimal, profitable and sustainable use of water is critical. Several researchers continue their research on precision agriculture for easy implementation, continuous monitoring...
During its whole service life, a building can be subjected to operational and environmental forces usually present, or to episodic seismic loadings (earthquakes). An automated smart building is a house capable of self-monitoring in order to signal the need of maintenance, when a reduction in performance levels is detects, or to signal the need of action if there are some structural problems. One of...
Enhanced agricultural methods can help to improve low productivity agriculture sectors of developing countries. In Sri Lanka, where the country is experiencing a rapid pace of development, the agriculture sector is beginning to appreciate the benefits that can be gained by merging agriculture with engineering. The use of electronic, communication, and information technologies has proven to result...
Miniaturized wireless sensor nodes have demonstrated promising use in many application fields. This paper presents a new wireless sensor node designed for earthquake simulation and structural health monitoring applications. The sensor node is based on an ultra-low power System-on-Chip (SoC) microcontroller with an integrated sub-1GHz radio core. The node is also equipped with a temperature sensor...
Established a wireless sensor networks and a concrete plan is brought forward based On ZigBee technology. Corrected the time of network by Time Protocol. The hardware and software of the system is designed. Finally, the application effects of the system are analyzed and compared. The System realized the goals such as low cost, low consumption, high stability, high flexibility and expansibility. The...
In this paper we present a Wireless Sensor Network for professional applications and two examples for measurements in infrastructure applications, including ground vibration monitoring and pile driving, and one M2M application for measuring deformations in train wheels. There are two different types of sensor nodes designed to fill the requirements of the applications: one with a microcontroller and...
A smart Vehicle Speed Monitoring and Traffic Routing System (VSMTRS) is proposed using Wireless Sensor Networks to monitor and report about the speeding vehicles and also to regulate the traffic. The system is built up of wireless modules including Crossbow MicaZ mote MPR2400, a 2.4 GHz IEEE 802.15.4, Tiny Wireless Measurement System (TWMS), a data acquisition card MDA320CA and a base station MIB510...
Wireless Sensor Networks (WSNs) have been widely discussed in many applications. But a key design challenge is to solve power consumption, the reliability of radio communication and self-organizing of network. This paper proposes a design scheme of wireless sensor networks node architecture, builds a computer monitoring platform for experimenting with several of these nodes and designs a flexible...
In this paper, a ZigBee-based wireless sensor network is configured for the robot to effectively communicate with the environment platform where each sensor node is implemented using a high performance microcontroller. The localization and the navigation functions are also required for the robot and the functions are executed with various types of sensor information. A new type of ZigBee stack is...
Flexible and multi-adaptive platforms are always being appreciated by the people. In the field of Information Technology the wireless vision sensor network is one of the fastest growing segments. Due to their flexibility of networks and easily deployment in the field of businesses, educational establishments and households; this becomes an integral form of life. In recent years, we have seen the unparalleled...
Intelligent public transportation system is an effective way to improve the quality of our country transportation. Wireless sensor network is a novel technology made by the convergence of sensor technology, micro electro mechanism technology, wireless telecommunication technology and network technology. It is suitable to transportation scenarios for the characteristic of rapidly deployed and self...
Most of the extant wireless medicare system have been used Bluetooth or WiFi standard based on IEEE 802.11 to implement wireless communication. However, those could not work as a network and transmit data to specific terminals. Wireless Sensor Networks (WSNs) based on IEEE 802.15.4 present a possibility to implement a networked medicare system. Most of those networking algorithms have been discussed...
In recent years, much research has been done on wireless sensor networks and sensor data fusion, however there has been limited work regarding implementation of real systems that are capable of providing a highly connected sensor network for data logging and data fusion applications. This paper describes the design and implementation of a wireless, portable, and reconfigurable sensor network framework...
Wireless sensor networks (WSN), an element of pervasive computing, are presently being used on a large scale to monitor real-time environmental status. However these sensors operate under extreme energy constraints and are designed by keeping an application in mind. Designing a new wireless sensor node is extremely challenging task and involves assessing a number of different parameters required by...
This paper deals with a wireless sensor network that was specifically designed to monitor temperature-sensitive products during their distribution with the aim of conforming to the cold-chain assurance requirements. The measurement problems and the constraints that have been encountered in this application are initially highlighted, and then, an architecture that takes such problems into account is...
The usual wireless sensor network based on MCU (micro-control unit) is not suitable to test fast changing signals. We designed an intelligent wireless test and measurement system based on wireless sensor network, which can be applied to measure the fast dynamic signals. Changeable sampling rate is designed according to the specific application background in this system. CPLD (complex programmable...
Sensor network is receiving considerable attention as one of the key technologies to keep track of the parameters in the industrial field. Wireless sensor networks (WSN) integrate sensor technology, embedded technology, distributed information processing and network communication. The nodes of WSN serve the functions of perceiving and routing. Power consumption is the key factor affecting the longevity...
This paper proposed a portable wireless data acquisition system for temperature in real time process dynamics. Process variables (like temperature, pressure, flow, level) vary with time in certain applications and this variation should be recorded so that a control action can take place at a defined set point. This paper proposes an 8 bit embedded platform for a sensor having a network interface using...
An ultra-small, high-data-rate, low-power 1-cc computer (OCCC) with an UWB-IR (ultra-wideband impulse-radio) transceiver was developed for a wireless sensor network. Thanks to bear-chip implementation and a flexible printed circuit board, the size of the computer is only 1 cm3. To achieve 10-Mbps data rate, a middle-class 32-bit microcontroller, which has both a bus interface and a USB 2.0 controller,...
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