Samsung Electronics, the world’s No. 5 smartphone manufacturer, plans to discard the Microsoft Windows Phone operating system to increase phones on the Android platform and with its own smartphone operating system. Among the 40 kinds of Samsung smartphones that will be released next year, the portion of Windows Phones will be around 50%, down from 90% in 2008, and Android-based smartphones will be around 30%, or over 10 kinds of models, according to a recent report by HMC Investment Securities, a Seoul-based brokerage firm. Samsung expects to discard the Symbian OS from 2011 and reduce the portion of Windows Phones to 20% in 2012.