The great contribution of wireless technology to information management
Wireless generally refers to any electronic device is not connected to an electronic conductor or wire. Wireless operations allow long-range communication. It is incorporated in many applications.
Technologies Today's wireless devices are applicable to voice and messaging, Internet-enabled devices and data networks. Voice and messaging devices include mobile phones, radios, Business, and pagers. These devices operate within networks that provide nationwide coverage. Some of the most popular are the providers of AT & T, Sprint and Verizon. They operate in different frequency bands as directed by the FCC.
The Internet-enabled mobile phones and personal assistant digital (or PDA) are devices that can connect to the Internet. Both the wireless application protocol (WAP) and Wireless Markup Language (WML) were designed to allow these devices to connect to the Internet.
Network devices include a wireless data router, the USB adapter, and access points. Router Wireless is a device that is in the WLAN. Its function is to specify a point on the network to which the package will be sent. A packet is a data transport unit between a source and a port on the Internet. This device can also function as a hardware firewall. Provides security against piracy because the computer's IP address not directly exposed to the Internet. The new model uses 802.11g can transmit up to 54 megabits per second.
Universal Serial Bus (USB) was designed to enable peripherals that plug into the computer using a standard interface connection. A USB adapter is used to connect a USB device to a USB device non – port. USB3.0 is the new specification introduced in the market today. It has a transmission rate up to 5.0 gigabits per second.
Access point is a base station, a local network using Ethernet cable. Receives and transmits data between WLAN and wired network infrastructure. The access points compatible with the standard Wi-Fi communication.
Bluetooth is a technology specification designed for short-range communication between mobile phones, computers personal and other portable devices. This technology is being used by many companies such as Ericsson, Nokia, Motorola, IBM, Intel and Lucent. Bluetooth covers a distance of up to 10 meters on a 2.4GHz band.
One of the new products in the world of wireless technology is GPS or Global Positioning System. This device may provide an exact time and location data for an unlimited number of people anywhere in the world. This system has three segments (components): space, control, and user segment. The space segment consists of 24 satellites in operation, it transmits a signal so that gives the satellite position GPS and time. The control segment consists of a worldwide monitoring and control stations. It keeps the satellites in their proper orbits through command maneuvers. It also sets the clock satellite. The control segment tracks GPS satellite navigation and loading data.
The user segment consists of teams GPS reception. It receives signals from GPS satellites. The information transmitted is used to calculate the user's position and time.
GPS System Top Sellers
Garmin Forerunner 305 GPS Receiver
This is version GPS personal trainer. It tracks and stores information that the graphs of your pace, time, distance, and heart rate.
Garmin nuvi 660 Car GPS Receiver
Features include language guide, world clock, calculator, speaker phone and blue tooth. It also has a larger screen that measures 0.9 x 4.9 x 2.9 inches.
Garmin Zumo 550 Car GPS Receiver
It is designed specifically for motorcycles. This gadget is made of sturdy plastic waterproof and fuel. It is preloaded with City Navigator NT street. It also has with voice instructions and real-time traffic and weather updates.
Humminbird NS25 GPS Receiver Car
Features include navigation box and fish finder. It has a single beam transducer and the split screen option to display sonar information. Sonar contains information on fish identification, structure identification, and the depth of the fish.
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