Page 2 of 50 - About 500 essays
  • Using Suitable Body Sensors to Control Disease

    531 Words  | 2 Pages

    According to Orlando R. E. Pereira, Jollo M. L. P. Caldeira, and Joel J. P. C. Rodrigues (2010), the continuous evolutions in body sensors networks (BSNs) and sensors increase the amount of solutions that can the used to monitor physiological and biological parameters in a single human body. To control some disease or human body phenomena, medical staff often uses these parameters. In certain cases, patients (themselves) can make the control of the monitoring parameters at their own homes. Thus,

  • The Technology Of Wireless Sensor Networks

    1080 Words  | 5 Pages

    Overview Sensors are used for myriad applications, from measuring and controlling the temperature in buildings to helping motorists park their cars. The military is one of the biggest users of sensors, which have become so sophisticated that they can be used to help detect enemies in the air, the ground and the water. The demand is increasing for automation, safety & control devices as users now demand more safe solutions. Demand for automation & sensing products is increasing even under difficult

  • In our view, sensors are the “magic” of the IoT. The sensor market is enormous, with Analog Devices

    500 Words  | 2 Pages

    In our view, sensors are the “magic” of the IoT. The sensor market is enormous, with Analog Devices estimating it to approach $100 billion annually, much of which is not related to semiconductors at all. The sensor market applicable to semiconductor vendors includes micro-electromechanical systems (MEMS) - based sensors, optical sensors, ambient light sensors, gesture sensors, proximity sensors, touch sensors, fingerprint sensors and more. These chips effectively detect changes in the environment

  • Stimulating the Wireless Sensor Network

    745 Words  | 3 Pages

    presenting a concept on the algorithm for picking the cluster leader for the operation of data aggregator that works moderately by connecting with the wireless sensor network. The bandwidth consumption and energy effectiveness of wireless sensor networks is limited no longer usage and is eliminated by the data aggregator of wireless sensor networks. The data is collected from all the other nodes and this data is transmitted to the wireless nodes by the cluster node. To minimise the traffic congestion

  • Wireless Sensor Networks Are Defined As The Distribution Of The Sensors

    2116 Words  | 9 Pages

    Wireless Sensor networks are defined as the distribution of the sensors in the irregular manner. It is a heterogeneous system. The range of sensors used in the network may be from few hundreds to thousands. These sensors will have limited resources like power, storage, communication and processing capability. The security requirements of WSN can be the following they are • Confidentiality • Integrity • Authentication • Availability • Key establishment and trust setup • Freshness • Resilience

  • A Wireless Sensor Network ( Wsn )

    10219 Words  | 41 Pages

    INTRODUCTION A wireless sensor network (WSN) is a network consisting of spatially distributed autonomous sensors to monitor physical or environmental conditions, such as temperature, sound, vibration, pressure, humidity, motion or pollutants and to cooperatively pass their data through the network to a main location. The WSN is built of nodes from a few to several hundreds or even thousands, where each node is connected to one (or sometimes several) sensors. Each such sensor network node has typically

  • Wireless Sensor Networks ( Wsn )

    1794 Words  | 8 Pages

    Abstract: Wireless sensor networks (WSN) have grabbed much attention in recent years due to their potential use in many applications. One such application is deploying WSN in underground mines to monitor the miner 's physical signals as well as the environment they are exposed to. However, due to the resource constraints of sensor nodes and the adhoc-formation of the network, in addition with an unattended deployment, pose un-conventional demands provoke the need for special techniques for design

  • Wireless Sensor Network ( Wsn )

    1031 Words  | 5 Pages

    A wireless sensor network (WSN) is composed of a group of small power-constrained nodes with functions of sensing and communication, which can be deployed in a huge area for the purpose of detecting or monitoring some special events and then forwarding the aggregated data to the designated data center through sink nodes or gateways. In this case, the network connectivity and the sensing coverage are two of the most fundamental problems in wireless sensor networks. Designing an optimal area coverage

  • Wireless Sensor Networks ( Wsn )

    2102 Words  | 9 Pages

    technological advancements in smaller sensor devices with ubiquitous sensing and monitoring capabilities, Wireless Sensor Networks (WSN) are evolving as one of the most significant technologies of 21st century (Ruiz-Garcia, Lunadei, Barreiro, & Robla, 2009). Though wired networks provide more stable and reliable communication, wireless networking does provide more advantages with connectivity without being tethered. WSN with dense wireless networks of small, low cost sensors for collecting and disseminating

  • Introduction Of Wireless Sensor Networks

    2178 Words  | 9 Pages

    INTRODUCTION Wireless Sensor Networks refers to incredibly distributed networks of small and lightweight wireless nodes with very confined capabilities, deployed in large numbers in an open environment to monitor the environmental conditions by measuring physical parameters such as temperature, pressure, humidity etc. Each and every node (sensor) has a microprocessor and a small amount of memory for sensing, signal processing and for communication purposes. Each sensor node communicates wirelessly