INTRODUCTION
What is smartphone? Smartphone is a mobile phone built on a mobile operating system, with more advanced computing capability and connectivity than a feature phone. Today, I will briefly introduce some technology and development of smartphone nowadays.
BODY
i. The popular mobile operation system (OS) used by today’s smartphones include Android, IOS, Windows Phone 8 and Black Berry OS.
A. Android is an open-source platform by Google .This is the most popular among the other system.
B. The second popular system is developed by Apple’s IOS. This system is most focus on user experience.
ii. Today’s smartphone also focuses on hardware such as processor, camera, graphic, display, battery, memory and storage.
A. Many buyers will depend on smartphone’s hardware to decide buy which smartphone.
B. Powerful hardware can help improve performance of smartphone.
C. Processor is most important part of the smartphone.
iii. Today, our smartphones have a lot of function such as Global Position System (GPS) navigation, Internet, photograph and other.
A. When we are lost, we can use our samrtphone’s GPS navigation help us to find right direction.
B. We also can use Wireless Fidelity (Wi-Fi) to online with high speed.
CONCLUSION
Today, everyone has a smartphone .Increasingly rapid development of samrtphone, I believe that in the future will be more and more advanced. However, we cannot rely too much on smartphone,they can bring us a lot of benefits, but also can harm our health .
A smartphone, or smart phone, is a mobile phone built on a mobile operating system, with more advanced computing capability and connectivity than a feature phone.[1][2][3] The first smartphones combined the functions of a personal digital assistant (PDA) with a mobile phone. Later models added the functionality of portable media players, low-end compact digital cameras, pocket video cameras, and GPS navigation units to