The ornamental design for a televisionreceiver, as shown and described.
1. Television receiver
1.1: Front perspective view
1.2: Rear perspective view
1.3: Front view
1.4: Rear view
1.5: Left view
1.6: Right view
1.7: Top view
1.8: Bottom view
1.9: Front view, shown with the display panel in a rotated position
1.10: Right view, shown with the hinge portion of the display panel in an alternate position
1.11: Top view, shown with the hinge portion of the display panel in an alternate position
The subject design is a combined form between a display panel and a stand through a dual hinge which allows the display panel and the stand to move up and down, rotate and lift; the broken lines indicate portions of the article that form no part of the claimed design.