Inside these posts: LTE wireless network

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Tellabs stock drops despite solid earnings

Fears that Tellabs Inc. may lose some business with top customer AT&T Inc. to a rival sent the company’s shares down nearly 6 percent Tuesday, despite its stronger-than-expected results and outlook.

The communications equipment maker said it was benefiting from a push by phone companies to upgrade wireless networks that support smartphones and other new devices, but cited tough competition among vendors. Get the full story »