Cat visison provides a wide range of digital headend products to serve cable and satellite television market in india. These products incorporate advanced mechanism and modern equipments to provide better performance. As part of these products, the company offers ae100 asi expander. It conforms to dvb-asi standard. It is capable to distribute real-time stream. It can transform asi stream input to the same 8 or 16 stream outputs in real time, or convert two different inputs stream to 2 groups of 8 stream outputs.