US Patent 10121571 Communications cables incorporating separator structures

A cable may include a plurality of longitudinally extending twisted pairs of individually insulated conductors. A longitudinally extending separator may be positioned between the plurality of twisted pairs. The separator may include at least one portion that extends beyond and is wrapped at least partially around an outer periphery of the plurality of twisted pairs. The at least one extending portion may have a variable thickness or one or more ribs may be formed on a surface of the extending portion. Additionally, a jacket may be formed around the plurality of twisted pairs and the separator.