Mobile OSs

While Microsoft dominates the computer desktop, there is much more competition among mobile phone operating systems. Two other companies are duking it out with Microsoft for leadership in this market, and they have managed to push it into third place. Table 10.1 shows the names of their systems for different classes of device.

Table 10.1. Operating Systems for Different Device Families
Device/CompanySymbianMicrosoftPalm Computing
SmartphonesEPOC32 CrystalMobile ExplorerPalmOS
TabletsEPOC32 QuartzWindows CE PocketPC (Mercury)PalmOS
ClamshellsEPOC32 PearlWindows CE (Mars)N/A
SubnotebooksEPOC32 PearlWindows CE Pro (Jupiter)N/A

EPOC

As phones began to incorporate computer-type features and customers demanded wireless Internet access, the ...

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