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Aiming at the defects of traditional manual operation and wiring of the traditional lighting system, this paper puts forward a design scheme of LED lighting control system based on ZigBee wireless sensor network technology. With the change of the environment parameters and the preset lighting mode, the system can respond quickly and automatically, and realize the PWM linear non-polar dimming. Based...
In this paper, a container monitoring system architecture based on Ad-hoc network using ZigBee is presented. In order to minimize the energy consume and improve the efficiency, an improved routing algorithm base on the basis of the existing ZigBee routing protocol is used in the monitoring system. In addition, some field experiments have been taken in the container yard. According to the experiment...
Network coding technique based wireless sensor network for environmental monitoring is described here. The network coding is implemented in CC2530 microcontroller and the performance of wireless sensor network is evaluated by analyzing packet delivery ratio (PDR) and packet error rate (PER). It is observed that the resources can be shared among the nodes with minimum number of transmission and repetition...
Now-a-days the climatic conditions are not same and not predictable. Moreover, the wireless sensor network [1] carved path in many applications. There are many manual methods to cultivate a healthy crop. But it requires a lot of manpower involved which is a burden now days. In order to make it smart, simple and give correct input to the crop, here we are designing a wireless sensor network for smart...
Wireless Industrial Automation Networks may comprise large number of sensors and actuators which are densely deployed in various parts of an industry to monitor and control physical parameters like pressure, temperature, humidity, flow, level, density etc.by utilizing IEEE 802.15.4 standard. Typically, a sensor node consists of sensing subsystem for data acquisition, processing subsystem for data...
In this paper, metro water overhead tanks monitoring system-using ZigBee based WSN is presented. WSN applications provide ease feasibility on implementation over wired network. The proposed system is used for monitoring the overhead tanks i.e. filling the water tanks or stopping the pumping based on the available water level and monitoring the distribution of water. Prototype remote node was developed...
ZigBee wireless technology is a global standard of short-range and low-data-rate for wireless sensor networks. To reduce the redundant overhead and to conserve nodes' energy in energy-constrained and multi-PAN ZigBee networks, we propose in this paper a cross-layer energy-balanced inter-PAN routing algorithm (CEIPR). The proposed algorithm has three key functionalities: (1) establishes the multipath...
Zigbee is a wireless standard that allows small amount of data transfer to comparatively small range. It needs to confirm 802.15.4-2003 Low-Rate Wireless Personal Area Network (WPAN) standard. In the present paper, Zigbee module along with shortest path routing algorithm is defined. Prediction based algorithm is defined. It helps in minimizing number of transmissions. Along with it energy optimization...
The electronic triage system developed by our research group is a wireless sensor network, constructed by electronic triage tags composed of vital sign sensors and ZigBee modules. The system assumes a network of hundresds of patients, simultaneously transmitting data to a remote sink. We have investigated the performance of a simple data collection mechanism in real scenarios, based on IEEE 802.15...
Polluted water monitoring system should have the characteristics of transferring data timely and validly, arranging monitoring points flexibly, and so on. Monitoring system based on wireless sensor can meet this requirement well. It can easily form the network, collect data and transfer to the host computer using wireless sensor network. The host computer displays the data directly in the format of...
With the rapid development of national economy, for dependency on the water conservancy monitoring system design put forward higher request, will wireless sensor network into water conservancy monitoring system. Introduction to the wireless sensor network hardware design, including digital water-level sensor SHT11 and CC1110 microcontroller, Communication protocol modular CC2420 to realize, Software...
ZACA-EEC (Zigbee Ant Colony Algorithm Energy Efficient Cluster) routing protocol is proposed to replace AODV in Zigbee with the aim of increasing reliability for mine equipment monitoring in this paper, which can prolong the lifetime of network remarkably. Taking hydraulic support as an example, the distribution of monitoring nodes can be simplified as chain hierarchy topology, then Free-space model...
This paper presents a cross-platform solution of smartphone-based mobile sink for wireless sensor networks, named uSink. With a cross-platform SD card, named uSD card, any smartphone with SD interface can be empowered with the capability to communicate with wireless sensor nodes. Furthermore, a middleware on mobile phone, named uSinkWare, is also designed to provide a typical mobile sink's functionalities,...
The Link Quality Indicator (LQI) is defined in the 802.15.4 standard, but its context of use is not specified in this standard. Some works on the LQI, few of which are field experiments, have shown that the LQI decreases as the distance increases. In WSN, it is not often desirable to use the GPS technology. Indeed, the use of GPS is expensive and may reduce the overall network performance. Moreover,...
Installation of automatic monitoring system for engineering applications is wide range of technology, through the installation of automatic monitoring system in dangerous places or remote areas. To ensure the safety and efficiency of monitoring, using the wireless network timing of return measurement data results. For monitoring and related security personnel can focus on measurement data, making...
Methods to improve the reliability and optimize the system latency of our own-developed ZigBee remote sensing system are introduced in this paper. The concept of this system utilizes the ZigBee network to transmit sensor information and process them at both local and remote databases. The enhancement has been done in different parts in this system. In the ZigBee network part, the network topology...
Efficient data aggregation and compression in sensor networks is becoming fundamental with the increase of the number of nodes in the network. Although several data aggregation and compression techniques have been proposed in the literature only few of them can perform in-network compression and can extend lifetime without prior knowledge of the sensed data or without a central coordination. In this...
This monitoring program transmits data and realizes the real-time monitoring of each circular knitting machine by wireless network instead of the traditional wired network. Based on the ZigBee technology, the wireless sensor network in the program is constituted by ordinary sensor node, the sink node and network coordinator, and responsible for acquiring and transmitting condition information of circular...
In order to better the poor validity of routing protocol and control overhead of the patient monitoring system based on ZigBee, comparing and analysing of two kinds of DSR and AODV routing algorithm, and using OPNET simulation tool for the performance of AODV routing protocol simulation. Making simulation about AODV routing protocol for the transmission delay, RREQ send the number, send traffic and...
Problems of Wireless Sensor Networks (WSN) caused in the laboratory are predictable, and easy to resolve. While in the deployment and management phases, a number of factors in the environment raise more problems that are difficult to predict or simulation than in laboratory condition. To effective manage and monitor those problems, an effective management mechanism is needed, which analysis the problems...
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