This is a free sample excerpt of the paper. Join to view the full essay
|
How Cell Phones Work
Part 1 of Paper
....refore it is likely that you or someone you know has a cell phone and uses it on a regular basis. They are such great gadgets - with a cell phone you can talk to almost anyone from just about anywhere, because about 80% of the U.S. has coverage (Dang). But have you ever wondered how a cell phone works?
One of the mo.... Part 2 of Paper
....an drive clear across a city and maintain a conversation the entire time. Cells are what give a cell phone its incredible
range (Anonymous #2).
The genius of the cellular system is the realization that a city can be chopped up into small cells, and that the cells allow extensive frequency reuse across a city. Frequency reuse is what lets millions of people own cell phones without problems. It works because the carrier chops up an area to about 10 square miles (Dang).
In the dark ages before ce.... |
| Number of words: 999 - Approximate pages: 4 |
|
Here are PaperHelp we are used to dealing with students in a rush to complete their research papers on a tight deadline. That is why when you
join our site, your account is activated immediately enabling you to get the information you need as quickly as possible. We also know that
students usually are on a tight budget, which is why we give you access to a large number of papers, 45,000+ to exact, for one low monthly
price. With so many essays available, there is a very good chance you'll be able to find what you need. So join today and get your paper
done.
| Length |
Membership Type |
Price |
Register |
| 30 days |
recurring |
$19.95 |
| 90 days |
recurring |
$39.95 |
| 180 days |
non-recurring |
$69.95 |
|
|
|
