Arcadian Networks : The private service provider says today that it has raised an additional $30 million of financing from lead investor Goldman Sachs & Co. Arcadian Networks has raised $90 million in the past 12 months.

Arcadian is building a 700MHz wireless network in rural areas of the United States for big utilities, electric, and gas business customers. The company says deployment of a 56,000-square-mile network has already begun in Minnesota with Great River Energy, a not-for-profit generation and transmission cooperative, providing wholesale electric service to 28 distribution coops that serve more than 600,000 members.

The company plans to accelerate and expand its network deployment with the additional funding.

Vocera Communications Inc. : Motorola Ventures has made an undisclosed investment in this WiFi "communicator" startup. Vocera has a WiFi voice badge that allows mobile workers to connect and communicate information over a facility’s WiFi network.

Vocera's system is used in hospitals, hotels, libraries, and retail establishments. The company says that it will use the Moto money to extend its system.

EQO Communications : The Vancouver-based mobile consumer VOIP company has grabbed $9 million in series B funding. The round was led by Ventures West Management Inc. and included prior investors.EQO is using a softswitch and signaling network system to bring VOIP and instant messaging to everyday mobile phones. In addition to using funds to fuel global expansion, EQO will add new mobile communications products to its line with the cash.

Limbo 41414: The Burlingame, Calif.-based mobile gaming and entertainment company with the funny name has scored $8 million in additional funding. The round was led by Azure Capital Partners , Draper Fisher Jurvetson , and New Enterprise Associates (NEA) .

The company says it will use the money to aggressively fund growth. Currently it offers consumers a mobile phone auction game that they can play to bid on products -- usually automobiles -- put forward by marketeers, and sometimes win them for low prices.— Dan Jones, Site Editor, Unstrung