Samsung Electronics Co. and LG Electronics Inc., South Korea's two major electronics firms, will woo European consumers with new smartphones, 3-D TVs and nifty appliances during an annual trade fair in Berlin this week, they said Thursday. The 2011 Internationale Funkausstellung, better known as IFA, is set to kick off on Friday for a six-day run in the German capital with over 1,500 firms and buyers representing some 100 countries.