Owning a Blackberry enables its owners to do much more than they could ever accomplish with a basic cell phone. However, one of the most popular features that have carried over from basic cell phone to the BlackBerry is the ability to add ring tones. In earlier models adding ring tones to your Blackberry was quite difficult or not available, however today, if you operate a BlackBerry or later model that uses 4.1 operating system, adding MP3 ring tones is quite simple, here are some tips. 1. Sta
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IS-95 is a standard for CDMA (Code Division Multiple Access) Digital Cellular. Mobile Frequency Range Rx: 869-894; Tx: 824-849 Multiple Access Method CDMA/FDM Duplex Method FDD Number of Channels 20 (798 users per channel) Channel Spacing 1250kHz Modulation QPSK/OQPSK Channel Bit Rate 1.2288Mb
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One of the perks to using a cell phone is the ability to send a text message to someone which is a short message comprised of text. By sending a message, you can communicate with someone without having to call them. Text messaging has become an incredible craze around the world and because of that, cell phone companies have created numerous unlimited plans to try and capitalize on this craze. Texting itself is not that difficult. However, getting to the point where you can text can be a bit c
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Doctor Martin Cooper invented the modern cell phone. He invented the technology responsible for the cell phone when he was the Director of Research and Development at Motorola. Dr. Martin Cooper is also known as the first person to make a call on a cell phone. His revolutionary call took place in April of 1973 in New York. He is currently the CEO of an antenna corporation. The Cell Phone's Ancestors The modern cell phone originated with Martin Cooper. However, in order to completely understand
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A smartphone is a mobile phone with a considerably greater amount of functionality than an ordinary mobile phone or a feature phone. Smartphones can be considered a blend between a mobile phone and a full featured mobile computer, similar to the PDAs (Personal Digital Assistants) of the past, but even more capable. They typically include a complete operating system, the ability to add or remove applications at will, significant amount of data storage, mobile and Wi-Fi internet connectivity, a
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The Blackberry Storm is an affordable touch screen smartphone that has several capabilities. In order to fully use all of the phone's features, it is recommended that the user connects to a service network that provides a data plan and traditional phone services such as calling and texting. Blackberry Storm users can also customize their phones as it offers different color themes, wallpapers, and many other options for personalizing the phone. The Blackberry Storm has about a 5.5 hour talk li
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As many people are fed up with their cell phone providers, a new trend has opened up for tracphones. A tracphone, or TracFone, is a prepaid phone that gives you the accessibility of a contract plan without the commitment. Tracphones have become much more popular in the past few months as more people are finally ending their two year contracts with their cell phone providers and switching to prepaid plans. To properly define how tracphones can help you, this article will analyze the various featu
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Mobile Frequency Range Rx: 869-894; Tx 824-849 Multiple Access Method FDM Duplex Method FDD Number of Channels 832 Channel Spacing 30kHz Modulation FM AMPS AMPS (Advanced Mobile Phone Service) was the first cellular mobile system in the United States. AMPS operates as an analog system using 30 kHz wide channels. NAMPS
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Tumbling exploits a weakness in the AMPS/NAMPS roaming system. In tumbling, you first configure the SIDH in your mobile telephone to pretend to be from another cellular carrier. If you are in Colorado, for example, you would configure your mobile telephone as if it were subscribed to a cellular carrier in Texas. Next, you modify your mobile telephone to generate a random ESN (Electronic Serial Number) and a random MIN (Mobile Identification Number) from an Area Code served by the carrier you c
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Cell, or mobile, phones have dramatically increased the world's interconnectivity over the past few decades. They are portable, relatively reliable, and now include many functions that have nothing to do with communication. Cell phones are usually easy to learn and understand but some users, especially the elderly, may have trouble understanding all of the things that cell phones are now capable of. To make this easier, the basic functions of modern cell phones are listed below with short d
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