Global wireless LAN (WLAN) market increased by 20% in the first quarter of 2010 compared to same period last year, driven primarily by the continued strength of the enterprise market that achieved its highest quarterly revenue level in the first quarter of this year, according to a new report from Dell’Oro Group.

According to the report, the WLAN vendors Alcatel-Lucent, Aruba, Meru, Motorola, Netgear, and Trapeze have posted record quarterly revenues in the first quarter of this year.

Loren Shalinsky, senior analyst of Wireless LAN research at Dell’Oro, said: "Enterprise market revenues grew at twice the rate of the overall market and have now risen five straight quarters, showing that WLAN continues to grow in importance to businesses.

"First quarter enterprise WLAN revenues are traditionally the low point of the year, as we have seen every year since we started tracking this market in 2002."

The firm expects that the record enterprise revenues during the first quarter to help propel the overall market to over $5bn in 2010, surpassing the previous annual high in 2008.