Some phones are designed to use a Subscriber Identification Module (SIM), or microchip that stores subscriber data. SIM card is issued by a carrier and provides cell service by activating any phone, it fits. A locked phone, however, only recognize a SIM card in a particular company. If your phone is unlocked, you will recognize …
Tag: Cell
Mar 04
The Birth of Cell Phone TV
In 2005, multimedia cell phones which provide the streaming video necessary for viewing television became a market force. More than a year later, the use of cell phone TV is still quite small but definitely growing in the US. We now see individuals in coffee shops and subways, sitting mesmerized by their tiny 3″ screens …
Mar 03
Getting an Unlocked Cell Phone
Typically, when a cell phone is purchased from a cellular service provider (e.g. Verizon, AT&T, and so on), the phone that is bought is locked to the provider’s network. What does this mean? It means that the phone you buy from Verizon will only be able to be activated on Verizon’s network and the phone …
Mar 03
Cell Phones: To Commit or Not to Commit?
Before we begin I feel that it is important to explain that only some kinds of phones can be unlocked. Specifically phones that are compatible with the GSM (Global System for Mobile Communications) network and have SIM Cards. GSM phones contain a small, removable card, known as a SIM (Subscriber Identity Module). This SIM Card …