It does not use the BlackBerry operating system; instead RIM has developed a new OS based on QNX, a Unix-like operating system widely used in embedded systems.

它使用RIM为之新研发的基于QNX的操作系统。

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Stalwart RIM made a leap into the top three with its BlackBerry OS, as aging Symbian saw its usage decline further.

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Along with the debut of its new OS, the company changed its name from RIM to BlackBerry.

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Each has struggled recently, Sony breaking up from the SonyEricsson partnership, Blackberry (ex RIM) with its failed tablet launch and delays to its BB10 OS platform, LG with the disastrous flirtation with Windows OS, and HTC.

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