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How GPS Phones Work

Cell Phone Basics A cell phone is basically a sophisticated two-way radio. Towers and base stations, arranged into a network of cells, send and receive radio signals. Cell phones contain low-power transmitters that let them communicate with the nearest tower. As you travel, you move from one cell to another, and the base stations monitor […]

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How Location Tracking Works

Tracking Technology ­ Location tracking is not one, single technology. Rather, it is the convergence of several technologies that can be merged to create systems that track inventory, livestock or ­vehicle fleets. Similar systems can be created to deliver location-based services to wireless devices. Current technologies being used to create location-tracking and location-based systems include:

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How Television Works

TV Pixels and Your Brain Let’s start at the beginning with a quick note about your brain. There are two amazing things about your brain that make television possible. By understanding these two facts, you gain a good bit of insight into why televisions are designed the way they are. The first principle is this:

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HPC means business in Cray XC30-A supercomputer debut

(Phys.org) —What better place to use the “new vintage” computing theme than in Napa Valley where the Cray User Group meeting took place on Tuesday, The tie-in this year is Cray’s new vintage of supercomputers for a business segment that Cray calls the “technical enterprise.” In brief, Cray has seen an opportunity to accommodate the need for complex computing simulations of supercomputers but engineered (in the form of economized packaging, networking, cooling and power options) at a price that businesses can entertain.

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How Xbox 360 Works

The Xbox 360, like all video game consoles, is just a computer with hardware and software dedicated to the function of running video game software. The original Xbox was essentially a Windows PC with a modified Pentium III processor, some relatively powerful graphics and audio hardware and a modified version of the Microsoft operating system

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