Smartphone is a general term for mobile phones "which act like a personal computer, with an independent operating system that allows users to install application software and games published by third party service providers. By using these applications the mobile phone can not only continue to expand its functionality, but also connect to the wireless network through WiFi service providers."
In brief, a smartphone is simply a mobile phone that can expand its functionality beyond the basic built-in features from the manufacturer, by means of software download and installation just like a computer.
WM(short for Windows Mobile）is a software platform Microsoft developed for Pocket PC 和 Smartphone. WM expands the popular Windows desktop to include personal devices.WM is the mobile version of the "Windows”which Microsoft promotes for hand held devices,the devices that feature the WM operating system mainly include: PPC mobile phones、PDAs、and portable music players such as MP3/MP4 etc.
S60,(Series 60) is an UI（user interface）Nokia developed for the Symbian system. S60 is not a mobile phone system,but an icon user interface based on the Symbian system.

SYMBIAN UIQ is also an operational interface under SYMBIAN OS,all mobile phones that use this are also using the SYMBIAN OS.
The original meaning of the word Android is "robot", it is also the name of the Linux-based, open-architectured mobile phone operating system Goolgle announced on November 5, 2007. This platform, consisted of operating system、middleware、user interface and application software, is the first totally open and complete system software designed for mobile clients. Brands that feature Android include: HTC G1,G2,G3 and Sony-Ericsson X3, etc.

Java is an aggregate term used to describe the Java programming language and Java Platform introduced by Sun Microsystems in May 1995. Pratical features being applied on mobile phones include games and internet applications,such as the UCWEB browser. Smartphone is a general term for mobile phones "which act like a personal computer, with an independent operating system that allows users to install application software and games published by third party service providers. By using these applications the mobile phone can not only continue to expand its functionality, but also connect to the wireless network through WiFi service providers."
In brief, a smartphone is simply a mobile phone that can expand its functionality beyond the basic built-in features from the manufacturer, by means of software download and installation just like a computer.
WM(short for Windows Mobile）is a software platform Microsoft developed for Pocket PC 和 Smartphone. WM expands the popular Windows desktop to include personal devices.WM is the mobile version of the "Windows”which Microsoft promotes for hand held devices,the devices that feature the WM operating system mainly include: PPC mobile phones、PDAs、and portable music players such as MP3/MP4 etc.
S60,(Series 60) is an UI（user interface）Nokia developed for the Symbian system. S60 is not a mobile phone system,but an icon user interface based on the Symbian system.

SYMBIAN UIQ is also an operational interface under SYMBIAN OS,all mobile phones that use this are also using the SYMBIAN OS.
The original meaning of the word Android is "robot", it is also the name of the Linux-based, open-architectured mobile phone operating system Goolgle announced on November 5, 2007. This platform, consisted of operating system、middleware、user interface and application software, is the first totally open and complete system software designed for mobile clients. Brands that feature Android include: HTC G1,G2,G3 and Sony-Ericsson X3, etc.

Java is an aggregate term used to describe the Java programming language and Java Platform introduced by Sun Microsystems in May 1995. Pratical features being applied on mobile phones include games and internet applications,such as the UCWEB browser.