Monthly Archives: November 2006

TDMA: Dramatic Cellular Improvement Being Phased Out TDMA, or Time Division Multiple Access was one of the first cell phone digital standards available in the United States. It was the first successor to the original AMPS analog service that was … Continue reading →

You Can Use a Cellphone in Most of the World Without a Giant Dish In the United States several major cell phone carriers, such as Cingular and T-Mobile, have chosen to use the GSM digital protocol that is popular overseas. … Continue reading →

and Do I Need to Get a Key? When purchased from a wireless carrier, such as Cingular or T-Mobile, a GSM cell phone will typically come with a “subsidy-lock” or “sub-lock” code. These software codes are installed in the handsets … Continue reading →

Wireless Alphabet Soup:What it All Means CDMA, TDMA, GSM, iDEN, and AMPS, what do they all mean? Since you found this article you likely know that these are acronyms that primarily relate to the cellular phone industry, and this particular … Continue reading →