The shielded electrical conductor assembly described herein includes an electrical conductor having a rectangular cross-section, a first insulative layer surrounding the electrical conductor, a conductive layer surrounding the first insulative layer, and a second insulative layer encasing the conductive layer.

A shielded flat cable includes a first differential signal line pair including mutually parallel first and second signal lines, first and second ground lines parallel to the first differential signal line pair arranged between the first and second ground lines, an insulating layer covering the first differential signal line pair, the first and second ground lines, a first shielding layer covering a first surface of the insulating layer, and a second shielding layer covering a second surface of the insulating layer, opposite to the first surface. The insulating layer includes an opening exposing the first ground line at the first surface of the insulating layer, and the first shielding layer is electrically connected to the first ground line through the opening. A width of the first ground line is greater than a width of each of the first and second signal lines.

A ribbon cable includes a plurality of cable groups arranged side by side in a width direction of the ribbon cable and a wrapping film continuously wound on an outer side of the cable groups in a multi-turn wrapping manner at an inclined angle with respect to the width direction. There is a gap between every adjacent pair of cable groups.

The application discloses a flat cable assembly, which includes a plurality of cables and an insulating film. The cables are arranged in a row and have a center line. The plurality of cables respectively have a first connecting portion and a second connecting portion symmetrically disposed with the first connecting portion, a signal wire and a grounding wire. The first connection portion is located on one side of the center line, and the second connection portion is located on the other side of the center line. The insulating film is provided on the first connection portion and the second connection portion of any one of the plurality cables. The two sides of the insulating film do not protrude outward from the two outermost cables, and the two surfaces of the insulating film in the direction perpendicular to the center line are planes.

Provided are a flexible flat cable and a method of producing the same. The flexible flat cable includes a plate-shaped first insulation portion comprising an insulating material; a first ground, a second ground, and a third ground disposed at predetermined intervals on the first insulation portion; at least one first signal transmission line positioned between the first ground and the second ground and disposed on the first insulation portion; at least one second signal transmission line positioned between the second ground and the third ground and disposed on the first insulation portion; a first second insulation portion disposed on at least a portion of the first ground and at least a portion of the at least one first signal transmission line and the second ground; a second second insulation portion disposed on at least a portion of the second ground and at least a portion of the at least one second signal transmission line, and the third ground; a conductive adhesive layer configured to enclose the first insulation portion, the first second insulation portion, and the second second insulation portion; and a shielding portion comprising a shielding material adhered to an outside of the conductive adhesive layer. Therefore, by improving shielding efficiency of a plurality of signal transmission lines, while having good electromagnetic interference and crosstalk characteristics, a plurality of signals can be simultaneously transmitted.

A wire harness including: a first wire that is electrically connectable to a first connector installed in a vehicle; a second wire that is electrically connected to the first wire; a third. wire that is electrically connected to the first wire; a connection where the first wire, the second wire, and the third wire are electrically connected to each other; and a tubular first shield that surrounds an outer periphery of. the connection.

A flexible flat cable includes a highly reflective member having a plate shape, light-transmitting signal transmission members spaced apart from each other on a first surface of the highly reflective member, conductive signal transmission members spaced apart from each other on the first surface of the highly reflective member, a highly reflective adhesive member that fixes the light-transmitting signal transmission members and the conductive signal transmission members to the highly reflective member, and couples the highly reflective member to a non-conductive member, the non-conductive member including a first surface in contact with the highly reflective adhesive member, and a second surface opposite to the first surface of the non-conductive member, an adhesive member that is disposed on the second surface of the non-conductive member, and couples an electrical shield member to the non-conductive member, and the electrical shield member coupled to the non-conductive member by the adhesive member.

A data transmission cable includes a plurality of juxtaposed wires, a plastic layer enclosing on the wires integrally and a metallic shielding layer arranged on an outer side of the plastic layer. The metallic shielding layer defines a first shielding layer and a second shielding layer separated from each other and opposite to each other, the first shielding layer and the second shielding layer cover opposite sides of the plastic layer in a direction perpendicular to an arrangement direction of the wires, and both lateral edges of the first shielding layer and the second shielding layer in a width direction do not extend beyond the plastic layer.

Provided are a flexible flat cable and a method of producing the same. The flexible flat cable includes a plate-shaped first insulation portion comprising an insulating material; a first ground, a second ground, and a third ground disposed at predetermined intervals on the first insulation portion; at least one first signal transmission line positioned between the first ground and the second ground and disposed on the first insulation portion; at least one second signal transmission line positioned between the second ground and the third ground and disposed on the first insulation portion; a first second insulation portion disposed on at least a portion of the first ground and at least a portion of the at least one first signal transmission line and the second ground; a second insulation portion disposed on at least a portion of the second ground and at least a portion of the at least one second signal transmission line, and the third ground; a conductive adhesive layer configured to enclose the first insulation portion, the first second insulation portion, and the second insulation portion; and a shielding portion comprising a shielding material adhered to an outside of the conductive adhesive layer. Therefore, by improving shielding efficiency of a plurality of signal transmission lines, while having good electromagnetic interference and crosstalk characteristics, a plurality of signals can be simultaneously transmitted.

Electrical cables and optical waveguides are disclosed as including an electrically insulative foam. The electrically insulative foam can coat at least one electrical conductor of the electrical cable. The electrically insulative foam can coat the optical fiber of the waveguide. The electrically insulative foam can also define a waveguide.