A ribbon cable can include a plurality of spaced apart substantially parallel conductor sets. The conductor set includes a plurality of spaced apart substantially parallel conductors extending along a length of the conductor set and arranged along a width of the conductor set; first and second non-conductive structured layers disposed on opposite sides of and substantially coextensive with the plurality of conductors along the length and width of the conductor set; and a conductive shielding layer wrapped around the first and second non-conductive structured layers. Each structured layer is adhered to the conductors and includes a plurality of higher dielectric constant regions defining a plurality of lower dielectric constant regions therebetween.

A flex flat cable (FFC) structure includes metallic transmission wires arranged in parallel, first insulating jackets, and second insulating jacket. The metallic transmission wires includes one or more power wires and signal wires. The power wire is configured to transmit power. The signal wires are configured to transmit a data signal. Each of first insulating jackets encloses one of metallic transmission wires. The second insulating jacket surrounds the first insulating jackets. An embossment pattern is arranged on an external surface of the second insulating jacket. The embossment pattern includes meander lines in a top-view direction and in an extending direction for the metallic transmission wires. The meander lines are not arranged parallel.

A vehicle is provided with a storage device for electrical energy that can be recharged from an external power supply and with a body which has at least one body opening that can be closed by a body flap, wherein a charging cable is provided, connected or connectable in an electrically conducting manner to the storage device and running at least partly inside the body. The body opening is a luggage-compartment opening or a door opening of the vehicle and the body flap is respectively a luggage-compartment lid or a door of the vehicle. The charging cable is formed as a flexible ribbon cable or has at least one flexible ribbon cable portion. The flexible ribbon cable or the at least one flexible ribbon cable portion can be led through a body gap present between a periphery of the body opening and the body flap. The ribbon cable or the at least one flexible ribbon cable portion has current-carrying conductors that are arranged next to one another, are designed as flat conductors of a ribbon form and are surrounded by a common, electrically insulating sleeve.

A shielded electrical ribbon cable includes adjacent first and second longitudinal conductor sets where each conductor set includes two or more insulated conductors. The first conductor set also includes a ground conductor that generally lies in the plane of the insulated conductors of the first conductor set. At least 90% of the periphery of each conductor set is encompassed by a shielding film. First and second non-conductive polymeric films are disposed on opposite sides of the cable and form cover portions substantially surrounding each conductor set, and pinched portions on each side of each conductor set. When the cable is laid flat, the distance between the center of the ground conductor of the first conductor set and the center of the nearest insulated conductor of the second conductor set is 1, the center-to-center spacing of the insulated conductors of the second conductor set is 2, and 1/2 is greater than 0.7.

Systems devices and methods are disclosed for a vehicle power distribution system having a flat wire harness with integrated voltage converters. An example power distribution system includes a battery having a nominal voltage, a plurality of electrical loads, each corresponding to a respective rated voltage, and a flat wire harness. The flat wire harness includes a plurality of wire branches, each configured to couple the battery to a respective electrical load. The flat wire harness also includes a plurality of voltage converters, each integrated into a respective wire branch, configured to provide the respective rated voltage to each electrical load.

A guarded coaxial cable assembly including at least a pair of conductors, one or more rails, and a jacket covering these parts such as a first rail extending alongside two nearby conductors, the rail and the conductors embedded in an outer electrically insulating jacket, the outer jacket having a pair of generally opposed bearing surfaces for bearing transverse loads, the rail operative to reduce outer jacket deformations resulting from transverse loads applied to the bearing surfaces; and, the orientation of the rail and the conductors within the outer jacket operative to limit conductor or conductor jacket deformations resulting from transverse loads applied to the bearing surfaces.

Disclosed is a flat cable with an improved function of preventing a short phenomenon that may occur when the flat cable is incorrectly inserted into a connector. The flat cable according to an embodiment of the present disclosure is a flat cable extending straight in a direction and having a front end that is inserted and connected to an external connector, and includes a plurality of conductors extending straight along a lengthwise direction of the flat cable, spaced apart a predetermined distance in a widthwise direction of the flat cable, and a cable body made of an insulating material, and extending straight along the lengthwise direction of the flat cable, wherein the conductors are mounted on at least one surface.

A cable assembly includes a cable, a connector that is provided at an end of the cable in a direction in which the cable extends, a plurality of electric transmission lines configured to transmit an electric signal, and a plurality of optical transmission lines configured to transmit an optical signal. The plurality of electric transmission lines and the plurality of optical transmission lines are provided in the cable assembly so as to extend across the cable and the connector. The plurality of optical transmission lines are provided so that at least one of the plurality of optical transmission lines is provided at each of ends of the cable assembly in a width direction perpendicular to the direction in which the cable extends. The plurality of electric transmission lines are provided inside the plurality of optical transmission lines in the width direction.

A multi-core flat cable for vehicle includes a sheath covering two power wires and at least two signal wires, a pair of the signal wires is twisted and is configured as one twisted pair of signal wires, and on a section perpendicular to a longitudinal direction, a ratio (long-axis dimension/short-axis dimension) of a long-axis dimension to a short-axis dimension is equal to or greater than 1.8.

Ribbon cables including a plurality of spaced apart substantially parallel conductors extending along a length of the cable and arranged along a width of the cable, and first and second insulative layers disposed on opposite sides of and substantially coextensive with the plurality of conductors along the length and width of the cable are described. Each insulative layer may be adhered to the conductors and may include alternating substantially parallel thicker and thinner portions extending along the length of the cable. The thicker portions of the first and second insulative layers are substantially aligned in one to one correspondence. Each corresponding thicker portion of the first and second insulative layers have at least one conductor in the plurality of conductors disposed therebetween. The thicker portions may have an effective dielectric constant less than 2.