1.   Digital signals can be compressed to take up less space, leaving room for additional programming.

2.   Digital signals can be compressed to take up less space.

3.   Both DirecTV and Dish Network are loath to discuss how they compress their signals or how much compression they apply.

4.   A digital TV signal is compressed, meaning that it is reduced to a fraction of its original size before it is transmitted.

5.   By compressing their signals, they will also be able to deliver multiple streams of video and even data.

6.   Digital systems are making it possible to compress signals, reducing the width of the frequency bands needed for some transmissions.

7.   TCI will also distribute to its markets new compression software that can compress digital signals from satellites into digital data bits.