NEW YORK/CHICAGO (Reuters) – United Airlines battled service problems including flight delays, faulty kiosks and jammed phone lines this weekend as it worked through technical glitches during its combination of the United and Continental Airlines reservation systems.

The airline on Saturday adopted the reservation platform of the former Continental Airlines after the companies merged to form the world’s largest carrier, now known as United Airlines. It is owned by United Continental Holdings Inc (UAL.N: Quote, Profile, Research, Stock Buzz).

NEW YORK, March 2 (Reuters) – Big fans of services
like mobile video streaming may switch to Sprint Nextel Corp
after AT&T Inc’s move to impose usage caps on its
unlimited data customers, but analysts do not expect a mass
exodus.

AT&T announced a new policy on Thursday limiting high-speed
wireless data usage for its 17 million customers who still
subscribe to unlimited data plans. The move angered some
customers who think they should be entitled to unlimited usage
if they signed up for an unlimited plan.

By Sinead Carew and Svea Herbst-Bayliss

(Reuters) – Hedge fund manager Philip Falcone has joined the board of LightSquared, the cash-strapped company backed by his firm Harbinger Capital Partners, as he seeks a bigger role in the telecom startup whose chief executive has just resigned.

LightSquared said on Tuesday that Sanjay Ahuja, a telecommunications industry veteran, has stepped down as chief executive. This came just two weeks after the Federal Communications Commission dealt the company a major blow by saying it would bar it from building a wireless network that would interfere with other satellite services.

NEW YORK, Feb 28 (Reuters) – Texas Instruments
is working with makers of medical devices and sports accessories
to develop new types of energy-efficient products, according to
an executive at the company.

The Dallas-based chipmaker has created new microcontrollers
– tiny chips that are embedded in everything from industrial
equipment to toys — that consume half as much power as existing
chips, according to Scott Roller, vice president of TI’s
microcontroller business.

NEW YORK (Reuters) – Sprint Nextel Corp’s (S.N: Quote, Profile, Research, Stock Buzz) board vetoed a multibillion dollar purchase of smaller rival MetroPCS Communications (PCS.N: Quote, Profile, Research, Stock Buzz) at the last-minute this week, sources said, in a surprise move that could throw the future of Sprint CEO Dan Hesse into question.

Sprint’s board decided at a meeting on Wednesday against going ahead with the purchase, pulling the plug on a deal that was at least weeks in the making and expected to be announced as soon as this week, one of the sources said.

NEW YORK, Feb 23 (Reuters) – T-Mobile USA Chief
Executive Philipp Humm faces massive hurdles as he tries once
again to get the customer-losing wireless service back on track
after the failure of its proposed merger with AT&T Inc
last year.

Humm plans to pump up spending on technology and advertising
and is eyeing structural changes to raise capital, but it is not
clear that this will be enough.

BRUSSELS/NEW YORK (Reuters) – Microsoft has asked EU antitrust regulators to intervene in a patent dispute with Google and Motorola Mobility as it stepped up its battle against the Internet search giant.

Microsoft complained that Motorola Mobility was trying to block its products by charging too much for using its patents in Microsoft products.