OPTICAL FIBER AND POWER LINE COMPOSITE CABLE

摘要

The present invention relates to an optical fiber and power line composite cable comprising a cable core comprising at least one power line unit including a conductor and an insulator surrounding the conductor and at least one optical fiber unit including an optical fiber and a tube accommodating the optical fiber, a protective metal layer surrounding the cable core, and having corrugations including corrugation peaks and corrugation valleys that are alternately formed and an outer coating layer surrounding the protective metal layer, wherein a relation shown by the following formula is satisfied Di

主权项

1. An optical fiber and power line composite cable installed between base station equipment and an antenna in a mobile telecommunication base station to transmit a mobile communication signal and power, the optical fiber and power line composite cable comprising:
a cable core comprising:
at least one power line unit including a conductor and an insulator surrounding the conductor; andat least one optical fiber unit including an optical fiber and a tube accommodating the optical fiber; a protective metal layer surrounding the cable core, and having corrugations including corrugation peaks and corrugation valleys that are alternately formed; and an outer coating layer surrounding the protective metal layer, wherein a relation shown by the following formula (1) is satisfied:
Di