DUBLIN--(BUSINESS WIRE)--Research and Markets (http://www.researchandmarkets.com/research/vj3xtz/digital_tv_world) has announced the addition of the "Digital TV World Household Forecasts" report to their offering. Based on forecasts for 138 countries, the number of digital TV homes will increase by more than 1 billion between 2010 and 2020 to 1.65 billion - or up by 180%, according to a new report from Digital TV Research. The total will climb by 134 million homes in 2015 alone. According to th