if you type on your terminal as root ofcourse
you will get a list of all your hardware with the kernel module that is being used. you can pasted the result here so we can see what is your wireless card and what driver is using.
Also here is the link to an important OpenSUSE guide, look at the left side for other interesting topic beside the wireless how to.
Keep in mind that in order for you to download and install drivers an internet connection is required so you must plug an ethernet cable to your computer in order to get access to the internet and fix your connection that way.
Good luck to you