TELEPHONE TECHNOLOGY

We'll look at the different telephone technologies that enable us to easily communicate. Learn about Skype and Vonage, caller ID, fiber optics and more.
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Why is the keypad arrangement different for a telephone and a calculator?

It's one of those seemingly-unexplainable lapses in logic -- Why do these two digit-based devices order their number keys in exactly opposite ways?

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  • Do smartphone covers really protect phones from damage?

    Do smartphone covers really protect phones from damage?

    Protecting a smartphone with a case is a no-brainer for a lot of phone owners. Others, however, don't think smartphone case protection is all it's cracked up to be. See more »

  • Does keeping texts on my phone slow its performance?

    Does keeping texts on my phone slow its performance?

    Is your texting app taking a little longer to open, not responding well to typing or won't send texts quickly? You might have way too many old text messages hanging around. See more »

  • Future Phones: What do you think phones will look like in 2050?

    Future Phones: What do you think phones will look like in 2050?

    Today's smartphones include GPS, Internet and computing applications and even let you make phone calls. They do so much, it's a little hard to know how to improve on them. How will phones change in the years to come? See more »

  • How Automatic Dialers Work

    How Automatic Dialers Work

    You may have experienced automatic dialing from telemarkers. However, automatic dailers are a large part of the telecommunications industry. See some of the lesser known and beneficial uses of automatic dialers. See more »

  • How Blocking Incoming Calls Works

    How Blocking Incoming Calls Works

    Brrrrring. You sprint for the phone only to be rewarded with a caller who tells you that you won a free trip to Orlando. Only it's not free. And it's the seventh time he's called this week. See more »

  • How Cellular Electronic Payments Work

    How Cellular Electronic Payments Work

    New technology is helping us cut down on the amount of stuff we have to carry with us. Soon you'll be able to buy things with your cell phone. See more »

  • How do I take a screen capture on my smartphone?

    How do I take a screen capture on my smartphone?

    There are lots of reasons why you might want to snag a screen capture of your smartphone: an epic texting conversation that you want to immortalize, for example. But do you know how to do it? See more »

  • How Dock-N-Talk Works

    How Dock-N-Talk Works

    You're ready to cut your land line phone service, but you're not sure your cell phone can work as your main phone line. The Dock-N-Talk turns your home phone into an extension of your cell phone. Problem solved. See more »

  • How does a fiber optic cable work?

    How does a fiber optic cable work?

    Over the last 20 years or so, fiber optic lines have taken over and transformed the long distance telephone industry. Optical fibers are also a huge part of making the Internet available around the world. See more »

  • How does a long-distance call work?

    How does a long-distance call work?

    When you make a long-distance call, there is an amazing amount of technology working to make your call happen. To understand the computerized systems used today, it's helpful to go back in time and look at how long-distance calls were first routed. See more »

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