Stephen LawsonSenior U.S. Correspondent, IDG News Service

Stephen Lawson covers mobile, storage, and networking technologies for the IDG News Service, and is based in San Francisco.

Survey: Wireless networks are near capacity

Mobile networks in North America are filled to 80 percent of capacity, with 36 percent of base stations facing capacity constraints, according to a survey by investment bank Credit Suisse.

Box.net plans HTML5 apps this year

Box.net plans to develop "semi-local" apps for various mobile operating systems using a common HTML5 codebase, in a bid to keep up with the proliferation of smartphone and tablet platforms

Google Ventures partner sees shift in mobile apps market

Speaking at the VentureBeat conference in San Francisco this week, Google Ventures partner Rich Miner said he used to tell mobile app makers funded by his company to start out by developing for the iOS platform rather than Google's Android. But that's changing as the Android platform gains more share.

Courts OK Apple group's $4.5 billion Nortel patent buyout

U.S. and Canadian courts have approved the sale of thousands of patents from bankrupt Nortel Networks to a consortium including Apple and Microsoft for about $4.5 billion.

RIM agrees to review its structure

Research In Motion's board of directors has agreed to form an independent committee to study aspects of the company's management structure, including clarifying the roles of its two CEOs.

RIM says second-quarter forecast lower than expected

Research In Motion missed analysts' lowered revenue forecasts for its fiscal first quarter and said its outlook for the second quarter was lower than expected.

Ten things to know about the move to IPv6

On Wednesday, World IPv6 Day will turn the new protocol on at hundreds of companies, agencies and universities for testing. Here are the answers to a few questions about the numbers that make the Internet work.

Trade judge rules against Apple's Kodak complaint

One administrative law judge of the U.S. International Trade Commission has ruled that Kodak did not infringe Apple patents in its cameras, possibly setting the stage for a dismissal of Apple's complaint.

LTE outage irks users, dents Verizon's reputation

Verizon still hasn't disclosed the cause of the network outage that plagued LTE users this week, but at least one effect is clear -- embarrassment for the carrier.

Apple sues Samsung, says it copied iPad

Apple has sued Samsung for allegedly copying the iPad, iPod and iPhone with its Galaxy Tab and Galaxy handsets.

As PlayBook launches, Cisco's Cius slowly emerges

As Research In Motion launched its PlayBook on Thursday evening, Cisco Systems was already accepting orders for its Cius enterprise tablet and shipping it to some customers.

FCC kicks off review of cell signal boosters

The U.S. Federal Communications Commission may regulate cellular signal boosters, which are designed to solve voice and data coverage gaps by picking up signals from carrier base stations and amplifying them in homes or vehicles.

Wozniak: Tablet is the PC for 'normal people'

Tablets are the culmination of what Steve Jobs wanted to create at Apple from the beginning, Apple co-founder Steve Wozniak said Monday.

New York to investigate T-Mobile-AT&T deal

The state of New York will investigate AT&T's proposed acquisition of T-Mobile USA for anti-competitive effects.

Twitter won't be able to ignore China, co-founder says

Twitter Co-Founder Biz Stone thinks his company eventually will have to deal with China despite disagreements over censorship, but it has no plans to do so immediately.