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Because of the wireless phenomenon, there has been plenty to talk about in regards to wireless sensors and their application to wireless networks. Most people understand the basic concept of what a wireless sensor is, however, in relation to a wireless sensor network, things tend to become a bit hazy.
A wireless sensor is some type of component that allow you to monitor a place, characteristic or pretty much anything that you want to keep tabs on. For instance, oil pipelines may have wireless sensors installed along their pipelines. If some malfunction where to occur, the oil company could pinpoint the problem via the wireless sensor. Network Application Of Wireless Sensors The concept of wireless sensor networks has already been implemented on smaller scales for a variety of applications. Now the military, the corporate world and even individual users are working hard to determine how networking wireless sensors can work for them. Here is an introduction to wireless sensor networks: • With a wireless sensor network, you have wireless sensors strategically placed in areas where you need them to monitor conditions. Near these wireless sensors is some type of wireless communication device or radio transceiver. This receiver picks up the data from these wireless sensors and then transmits the data to a centralized location. These individual wireless sensors are sometimes called nodes and can vary in size depending on the application. In regards to a wireless sensor classification, you have different wireless sensors for different needs. Here are a few examples of where wireless sensors can be used and for what purpose: 1. Climatologists studying weather patterns could have wireless temperature sensors installed in strategic places around the world to discern the weather patterns including temperature, rainfall, humidity and more. 2. Scientists and conservationists could have wireless sensors set up in natural habitats of certain species of animals or plants to track growth progress and other data. 3. Corporations might have wireless motion sensors in place for those remote areas such as oil fields in the middle of nowhere to vandalism or changes in the area. These types of sensors are also great for security measures to catch trespassers and such. 4. Retailers might use wireless sensors for inventory tracking and product loss control. They may also use wireless motion sensors to prevent theft. 5. Hospitals may want a medical wireless sensor network to monitor the health of their patients and track specimens and tests and medications. As you can see, the examples above are just the tip of the iceberg when it comes to wireless sensors and the networking possibilities. Based on several wireless sensor surveys among network professionals, they all see this wireless sensor as the wave of the networking future. Even gaming systems like the Nintendo Wii utilize wireless sensors. You will see the console status in the wireless Wii sensor bar to indicate signal strength. The challenge is data management for wireless sensor networks. The reason is that security in a wireless sensor network is more challenging because the data signals are just floating out there. Researchers are working hard to find ways to prevent hacking of the data streams. Plus, there is the problem of being able to integrate future wireless sensors with the current networks today. Detecting a wireless sensor can be easy enough; it is integrating it with newer technology that will be the challenge. |
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