June 16, 2011 10:53 AM Eastern Daylight Time Online Registration will Close on June 17 at Noon; On-site Registration Opens at 8 a.m. June 22 CEA Line Shows 2011CE Week ARLINGTON, Va.–(BUSINESS WIRE)–Beginning June 22, the CEA Line Shows and Digital Downtown Conference will bring together the top media, trade analysts and technology thought leaders for …