Redmond, Wash. - Three more cellphone suppliers - Acer, Fujitsu, and ZTE - plan to offer smartphones based on the Windows Phone operating system, Microsoft announced.
The new companies' phones will use the OS's latest version, called
, which was announced yesterday. It will be available on new smartphones in the fall and will be available as a free download to phones based on the current Windows Phone 7 OS.
The companies will join Nokia, which is still developing its first Windows-based phones, and current Windows 7 Phone suppliers Dell, HTC, LG and Samsung. In the U.S., Windows Phone 7 handsets are available from AT&T, T-Mobile and Sprint and will be available in the coming days from Verizon.