wireless with Linux can be troublesome. Generally Fedora is the safest way if you're looking for good hardware support, since they use the latest kernels, where as Ubuntu are still on a generation back normally. Now a days, with most wireless cards, they get recognized by Linux without any issues.
You may also want to consult the ubuntu forms and see if anyone has managed to get the same wireless card working.
Desktop - DualBoot: Fedora 15/Windows 7 64bit
Netbook - Windows 7 Professional
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