Process and equipment for treating a television image for the correct viewing of an image having a first dimensional ratio on a television screen designed for viewing an image having a second and different dimensional ratio

摘要

In a process for treating a television image, the signal relating to an image, transmitted according to the present NTSC, PAL or Secam encoding standard and having a first dimensional ratio, is processed to enable it to be viewed on a television screen, picture tube or other means with a second and different dimensional ratio. The part of the image used for viewing is selected by a control code transmitted together with the programme. Options and variants of the system are provided for different applications or services. IMAGE