This graphic from Thomson Reuters shows just who is suing whom in our current patent wars.

Chinese telecommunications companies Huawei and ZTE are reported to be left out of a potential multi-billion Sprint contract due to national security concerns. According to a source with The Wall Street Journal, the Defense Department and U.S. lawmakers are concerned with the two companies’ ties to the Chinese government and the military. If Sprint works with these two companies, then it could lead to security implications of letting their equipment into the U.S. telecommunications infrastructure.

Earlier this week we reported about how Palm, Inc. (NASDAQ:PALM) is looking for acquisition bidders. Palm has been burning money every month and their devices have not been selling as much as hoped. Now the latest rumor is that Palm approached Chinese company Huawei Technologies for preliminary acquisition talks. Palm approached Huawei’s investment bank regarding the deal according to a source with Reuters. [Reuters]