Two South Korean TV makers -- Samsung Electronics Co. and LG Electronics Inc. -- dominated the world TV market in the second quarter of the year on the back of rising demand for premium TVs, a report showed Monday. According to the report by U.S.-based market research firm DisplaySearch, Samsung was the global brand leader with a share of 22.6 percent in terms of value of the units sold and a share of 18.7 percent by the number of units sold. LG came in second, accounting for 14.4 percent in sales revenue and 13.9 percent in units.