Buying Sprint would vault the German giant into the top U.S. mobile carrier spot, but will its backers approve?
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Wireless chip developer says phone maker uses two patents without paying a dime.
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The telecommunications supplier says the electronics giant violated patents after a license for the mobile technologies expired.
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The Japanese carrier will sell some Windows Mobile-based cell phone after long favoring the Linux OS.
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iSuppli says multimode cell phones could narrow margins because they are so complex.
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