SUPPONOR OY Patent applications |
Patent application number | Title | Published |
20140036093 | Detection of Graphics Added to a Video Signal - The invention allows detecting which graphics, if any,have been added to the video signal at any given time by utilizing only the various signals provided by prior art hardware. A first video signal, graphics signal(s), and a second video signal are received. It is then determined which graphics, if any, are present in a given frame of the received second video signal based on comparing actual values of pixels of the received second video signal and calculated values of pixels derived from the first video signal, and the graphics signal(s),and the combination of graphics signal(s)which produces the best match is searched for. | 02-06-2014 |
20100293565 | INTERACTIVE TELEVISION BROADCAST - In the method for providing an interactive television broadcast, an area of interest in a television picture, corresponding to an object of interest shown in the picture and intended to be associated with interactivity, is determined by means of a marking surface arranged in a particular location relative to the object of interest and differing from the marking surface surroundings on the basis of the radiation from it, the marking surface being detected by a detector sensitive to said radiation. | 11-18-2010 |
20100289960 | METHOD FOR MODIFYING THE CONTENT OF A TELEVISION IMAGE - The method for modifying the content of a target area in a television image comprises generating an original image signal (PGM | 11-18-2010 |