Intel, finally realizing that it was falling behind in the Wi-Fi sweepstakes has acquired the wireless communications chip startup Mobilian for an undisclosed amount. Mobilian makes TrueRadio, a chipset that combines the Wi-Fi and Bluetooth functions and can be used in computers, PDAs and cell phones. The deal closed on October 31. Mobilian had raised about $80 million from investors including Amerindo Investment Advisors, Bessemer Venture Partners, Dell Ventures, Jafco Ventures, Mitsui Comtek, and Morgan Stanley Venture Partners.

In other developments, wireless software company PacketHop, a producer of mobile mesh networking software raised $5 million from Mayfield, U.S. Venture Partners (USVP), and SRI International. Azymuth Systems, a developer of automated wireless network test platforms raised $7.1-million in second round funding from Kodiak Venture Partners and Northbridge Venture Partners.