Source Credit and full story at : http://www.tvtechnology.com/news/0002/nhk-starts-4k-8k-broadcasting-tests/279143#.V6Qfs_OkjqI.facebook
Source Credit and full story at : http://www.tvtechnology.com/news/0002/nhk-starts-4k-8k-broadcasting-tests/279143#.V6Qfs_OkjqI.facebook