cable communications capital expenditures increased in 2015 and 2014 primarily due to increased spending on customer premise equipment related to our x1 platform and wireless gateways , our continued investment in network infrastructure to increase network capacity , increased investment in support capital as we expand our cloud-based initiatives , and our continued investment to expand business services . capital expenditures in our nbcuniversal segments increased 13.5% ( 13.5 % ) to $ 1