A cable comprises a protective jacket and a plurality of conductor bundles symmetrically arranged within the protective jacket. The cable comprises optical fibers arranged within the protective jacket relative to the plurality of conductor bundles such that an orthogonal mode electrical field symmetry for the plurality of conductor bundles is retained.

A system including a first hybrid power and fiber optic cable including a first plurality of power lines and a first plurality of pairs of fiber optic cable routed from a control center in a first location to a hybrid power and fiber optic distribution panel within a second location, wherein the first plurality of power lines are secured to a main lug connection within the hybrid power and fiber optic distribution panel, wherein the first plurality of pairs of fiber optic cable are secured to a fiber patch panel within the hybrid power and fiber optic distribution panel, and a second and third hybrid power and fiber optic cable including a plurality of power lines and a plurality of pairs of fiber optic cable are routed from the hybrid power and fiber optic cable distribution panel to a first and second junction boxes located within the second location.

The invention provides an ultra-flexible indoor accompanying photoelectric composite cable, and the cable comprises a plurality of power transmission components, optical fiber transmission components and structural strengthening components, which are covered by a highly flame-retardant outer protective layer. The power transmission component comprises a cable core which is a soft conductor and an insulating material layer wrapped around the cable core. The optical fiber transmission component is a tight tube optical fiber, and the power transmission components and the optical fiber transmission components are arranged in parallel inside the highly flame-retardant outer protective layer. The composite cable of the invention has very strong pressure resistance, stress resistance, and reciprocating resistance, good electrical and physical properties and more excellent environment resistant performance. Furthermore, the composite cable can simplify construction procedures, improve working efficiency and reduce construction cost.

A power cable or a hybrid power-data cable includes power conductors and a plurality of continuity wires positioned radially outside of the power conductors. The continuity wires are positioned relative to the power conductors such that a cut in the cable will sever one of the plurality of continuity wires before a cut into the power conductors can occur.

An apparatus includes a strength member including a core formed of a composite material, and having a first glass transition or melting temperature. An encapsulation layer is disposed around the core. An optical fiber assembly is disposed in the core and includes a fiber core and a fiber encapsulation layer disposed therearound that has a second glass transition or melting temperature that is greater than the first glass transition or melting temperature. A conductor layer is disposed around the strength member. A coupler may be coupled to an axial end of the apparatus. The coupler may define an aperture through a wall thereof and a portion of the optical fiber assembly is routed therethrough. A system may include a control unit configured to receive a sensing signal from the fiber assembly and transmit the signal or determine a value of the operating parameter and transmit the value to the receiver.

A cable containing an LED (Light Emitting Diode) light strip driven by an induced current is provided. The cable includes an LED light strip, a cable core and an outer protection layer covering the cable core and the LED light strip. The cable core includes at least one power wire core. The LED light strip includes a coil block and an LED chip which are connected in series to form a closed loop. The coil block generates an induced potential under the action of an alternating magnetic field generated after the power wire core is powered on. The LED chip is lightened by the induced potential. The outer protection layer is made of a light-transmitting material.

A deep sea lifting cable having a cable core (36) surrounded by armouring (32), wherein the armouring is surrounded by an outer jacket (33), wherein the cable core comprises at least one power cable (10) is disclosed. The armouring (32) comprises synthetic stiff ropes and interstices (35) between the stiff ropes are filed with a high viscous filler.

A cable includes a longitudinal structural element including at least one of an electrical conductor and an optical conductor, and a strain sensor arranged within a bending neutral region of the cable and mechanically coupled with the longitudinal structural element. The strain sensor includes an optical fiber coated with at least one coating layer, a release layer surrounding the coating layer, and a protective layer surrounding the release layer. The release layer includes a material selected from a silicone polymer, a fluoropolymer mixture or an extruded polymer containing a slip agent.

A shaped filler for accommodating and protecting the optical unit for a submarine cable (hybrid cable), which maintains a round shape of a whole cable with a plurality of core parts each having a round cross section, comprises: an optical-unit accommodation part configured to accommodate an optical unit in a direction toward a central art of the cable; a central chamber behind the optical-unit accommodation part; at least one side chamber provided between the optical-unit accommodation part and the central chamber to be symmetrical to each other.

A hybrid cable configured to tether a drone or other aerial device to a base station may include at least one conductor configured to carry a power signal and at least one optical fiber component. A jacket may be formed around the at least one conductor and the at least one optical fiber component. The jacket may have an airfoil cross-sectional shape that is symmetrical about a center line extending from a first rounded edge to a second trailing edge. As a result, the cable may orient itself towards the wind and a lift force exerted on the cable may be approximately equal along opposite lateral sides of the cable.