General Introduction Of Mobile Phone | device which is so small and slim |

The device causes a revolution in wireless communication, device which is so small and slim; it easily fit in our hands’ palm, containing such amazing electronics, software and communication technologies that were looking unbelievable many years ago. YES, of course we are talking about the CELL PHONE. Cell Phone is the device which can be used everywhere such as; in our home, in our office, in the market, in restaurants and even we use it in our own car. Cell Phone makes our life easier than the past.Cell Phone is the device which contains most amazing types of technologies. They are; liquid crystal display, microprocessor, antennas, amplifiers, circuit board, microphones, speakers, digital signal processor and much more. Generally Cell Phone is the device which amazed the people.The Cell Phone itself singular cannot do anything because cell phone needs a network for sending and receiving the data. If you buy a cell phone with network services than you will know what amazing technology you are using with lots of functions. We have used digital or analog technology of cell phones. Analog phones are older and even today those phones do not exists in the market particularly when digital phones come in the market of technology. Digital phones give more services and more flexibility than analog phones.

Functions of Mobile Phones regarding communication and Networking

If you are using phone you might be familiar with the acronyms such as; PCS, TDMA, CDMA, and GSM.

• ·PCS (Personal communication service) is a digital cellular system gives us many services such as text messaging and also access to the web.

• ·GSM (Global system of mobile communication) is not a single technology it is a group of different related technologies one of thing is that PCS also based on GSM.

• ·TDMA and CDMA these are the technologies designed for some particular element of communication or networking. They are referred as digital technologies its work is that many people use them to share the same frequency for cell phone use.

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