Archive for the 'Gadget and Smart Phone' Category

Let’s Know What is Smartphone

Think of a daily task, any daily task, and it’s likely there’s a specialized, pocket-sized device designed to help you accomplish it. You can get a separate, tiny and powerful machine to make phone calls, keep your calendar and address book, entertain you, play your music, give directions, take pictures, check your e-mail, and do [...]

Let’s Know About 3G

3G stands for “third generation” — this makes analog cellular technology generation one and digital/PCS generation two. 3G technology is intended for the true multimedia cell phone — typically called smartphones — and features increased bandwidth and transfer rates to accommodate Web-based applications and phone-based audio and video files. 3G comprises several cellular access technologies. [...]

Let’s Know Cell Phone Network Technologies: 2G (Part 2)

Ok.. This Article is rest of Cell Pohone Network Technologies: 2G (Part1) TDMA TDMA is the access method used by the Electronics Industry Alliance and the Telecommunications Industry Association for Interim Standard 54 (IS-54) and Interim Standard 136 (IS-136). Using TDMA, a narrow band that is 30 kHz wide and 6.7 milliseconds long is split [...]

Let’s Know Cell Phone Network Technologies: 2G (Part 1)

There are 3 common technologies used by 2G cell-phone networks for transmitting information (we’ll discuss 3G technologies in the next article): Frequency division multiple access (FDMA) Time division multiple access (TDMA) Code division multiple access (CDMA) Although these technologies sound very intimidating, you can get a good sense of how they work just by breaking [...]

Page 2 of 1612345...10...Last »