The ornamental design for a televisionreceiver, as shown and described.
FIG. 1 is a front perspective view of a television receiver;
FIG. 2 is a front view of the television receiver of FIG. 1;
FIG. 3 is a rear view of the television receiver of FIG. 1;
FIG. 4 is a left-side view of the television receiver of FIG. 1;
FIG. 5 is a right-side view of the television receiver of FIG. 1;
FIG. 6 is a top plan view of the television receiver of FIG. 1;
FIG. 7 is a bottom plan view of the television receiver of FIG. 1;
FIG. 8 is a is a partial enlarged view of FIG. 1 that is included to more clearly depict the design from the front perspective view (a-a′, b-b′, c-c′, d-d′) of FIG. 1; and,
FIG. 9 is front perspective view of the television receiver of FIG. 1, showing an example environment.
Features shown in broken lines in FIG. 9 form no part of the claimed design.