The tcworld conference as well as the tekom annual conference and Trade Fair will take place in about seven months in Wiesbaden, Germany.
tekom is the German professional association for technical communication and Information-Development.
Here is the conference website for more information.
The Call for Papers is still open until March 11th. tekom is looking for proposals for presentations, tutorials and workshops. Further information as well as the application form can be found here.
Alternatively you can find the call for papers and the application form on the English Version of tekom‘s WebPortal.
If your proposal is approved you will be notified in May 2011.