Reston, Va. - Needing at least $3 billion to roll out its nationwide high speed WiMax network, Sprint Nextel (NYSE: S) and partner Clearwire are now in talks with cable giant Comcast (NASD: CMCSA) and Time Warner Cable (NYSE: TWC), The Wall Street Journal reported on Wednesday.

Reston, Va. - Unable to agree on the final terms of a deal, wireless giant Sprint Nextel said on Friday that it has scrapped its plan to jointly build its nationwide high-speed WiMax network with telecommunications firm Clearwire.

Raleigh, N.C. - ICO Global Communications, a Virginia-based provider of satellite communications services, said on Monday that it will team with Kirkland, Wash.-based broadband firm Clearwire to launch one of the industry's first mobile video trials. The joint trial is expected to begin early next year in Raleigh, N.C., with ICO also planning a similar trial in Las Vegas. Clearwire was founded in 2003 by Craig McCaw, the wireless communications pioneer behind such companies as Nextel and XO Communications. The company also is working with Sprint Nextel to build a nationwide WiMax network.

Reston, Va. - In a major partnership that brings together two rivals, Sprint Nextel said on Thursday that it plans to partner with Clearwire to jointly construct a national WiMAX network.

Kirkland, Wash. - Clearwire, the operator of a wireless, high-speed Internet access service, announced on Thursday that it has signed agreements with the nation's two satellite TV broadcasters -- DirecTV and EchoStar Communications, which operates the DISH Network -- that will enable the satellite firms to offer high-speed Internet access to their subscribers.