Military officials holding talks for the first time in seven years.
Many see it as a challenge to Motorola's advertised round smartwatch.
Message comes at start of major U.S.-S. Korean military drills.
The world's number one smartphone maker lost market share to local manufacturers.
The two companies struck a deal in 2011 to cross license each other's patents.
Survivors described escaping from flooded cabins as the ship sank.
Body found in June is that of mogul who went missing after disaster.
Chinese President Xi Jinping has arrived in South Korea for a two-day visit set to focus on North Korea.
Police seek man thought to own firm that operated sunken ferry.
Captain, three others face charge of "homicide through willful negligence."
