Before the bell, shares had popped 15.2% to $25.50.
The developer of wireless network infrastructure said it expects first-quarter sales between $900 million and $925 million, a 13% year-over-year increase. Adjusted net income is expected in the range of 43 cents to 47 cents a share.
Analysts surveyed by Thomson Reuters expected earnings of 38 cents a share and $879.08 million in sales for the three months to March.
"We are very pleased to see strength in our wireless business," said CFO Mark Olson in a statement. "North American wireless operators continue to invest in our macro cell site and small cell distributed antenna system (DAS) solutions to improve network coverage and capacity. We are also seeing ongoing modernization of 3G wireless networks around the globe."
Over fiscal 2014, management expects sales growth in the mid-single digits, double-digit adjusted net income growth, and low double-digit adjusted EPS growth.
Analysts forecast revenue growth of 5.4% to $3.66 billion, net income growth of 18.6% to $310.94 million, and EPS growth of 5.6% to $1.69 a share.