Analog Vs Digital Essay -- essays research papers

Digital PCS: The Future of Wireless Phone Service In the past few years the use of mobile phones has increased tremendously. At one time only available to the rich and elite business executives, the luxury of mobile phones can now be used by a wide group of people in different financial situations. Mobile phones are a necessary convenience. They provide instant communication access wherever mobile phone service is offered. There are two options for mobile phone service: analog, and digital PCS. Analog is the more expensive option and has long been the standard for mobile phone service. Digital PCS is the newest form of phone service. It works by converting human speech into software codes and converting them to audio signals before the codes reach the listener. Because it is software based it provides a perfect platform for a variety of advanced wireless features. Digital PCS is the future of mobile phone service and the soon to be de facto standard for wireless phone service.   Ã‚  Ã‚  Ã‚  Ã‚  People can choose digital PCS service for many reasons, though affordability might be the initial attraction. Because of competition by many companies price is always being driven down. Also, the many different customizable price plans offer an affordable package for any type of budget. Companies, which offer digital PCS service are always looking to lure new customers, and therefore are in constant review of their plans always trying to make sure they are treating their customers properly. This eventually leads to the best product for the customer.   Ã‚  Ã‚  Ã‚  Ã‚  If there is any drawback to digital PCS it is that the service is still fairly new. Digital PCS systems need to be laid from the ground up. They are physically hard-wired from community to community. While designing a system like this takes much longer, the outcome is worth it. Hard-wired systems provide for a stronger signal, and better connection. Because the implementation of the system takes long, it is difficult to spread digital PCS service quickly. But the service is expanding rapidly and soon, it will cover most of the country. Another drawback is that people cannot use Digital PCS phones in the more common analog environments. Much of the country is already equipped with analog services so it is better to purchase a dual band Digital PCS service phone that has analog s... ...;  Ã‚  Ã‚  Digital phones are the future. They provide services that analog mobile phones could never provide. From an engineering standpoint alone, phones using digital PCS are more advanced and capable of amazing applications. But it is the convenience that digital PCS phones provide which make them a better option for people who are on the move. From a system level, they are designed from the ground up, providing the best connection and signal performance. Digital PCS is software based thus providing better applications such as caller ID, voice mail, enhanced battery management, paging, and encryption systems. They save time by providing on demand information including alerting the owner immediately when a voice mail is received, and when the battery of the phone will expire. They are affordable in cost because many companies are in competition to provide the best service. This provides the customer with ample choices to evaluate. Digital PCS phone service is reliable, robus t and affordable. It allows a person to be able to be reached at all times. It is the future and the soon to be standard for wireless communications. Digital PCS, the future of mobile phones is here.