Electrical connection system for shielded wire cable
An electrical connection system configured to terminate electrical connectors and to transmit digital electrical signals having a data transfer rate of 5 Gigabits per second (Gb/s) or higher. The system includes a first parallel mirrored pair of terminals having a planar connection portion and a second pair of parallel mirrored terminals having a cantilever beam portion and a contact point configured to contact the first terminals.
1. An electrical connection system, comprising:
a first electrical conductor and a second electrical conductor, wherein a first consistent spacing is maintained between the first and second electrical conductors;
a third electrical conductor and a fourth electrical conductor, wherein a second consistent spacing is maintained between the between the third and fourth electrical conductors;
a plug connector having a first plug terminal including a planar first connection portion characterized by a generally rectangular cross section and a first attachment portion attached to the first electrical conductor and having a second plug terminal including a planar second connection portion characterized by a generally rectangular cross section and a second attachment portion attached to the second electrical conductor, wherein a spacing between the first and second attachment portions maintains the first consistent spacing between the first and second electrical conductors, wherein the first and second plug terminals form a first mirrored terminal pair having bilateral symmetry about a longitudinal axis; and
a receptacle connector configured to mate with said plug connector having a first receptacle terminal including a third attachment portion attached the third electrical conductor and a first cantilever beam portion characterized by a generally rectangular cross section defining a convex first contact point depending from the first cantilever beam portion, said first contact point configured to contact the first connection portion of the first plug terminal and having a second receptacle terminal including a fourth attachment portion attached to the fourth electrical conductor and having a second cantilever beam portion characterized by a generally rectangular cross section defining a convex second contact point depending from the second cantilever beam portion, said second contact point configured to contact the second connection portion of the second plug terminal, wherein a spacing between the third and fourth attachment portions maintains the second consistent spacing between the third and fourth electrical conductors, wherein the first and second receptacle terminals form a second mirrored terminal pair having bilateral symmetry about the longitudinal axis and wherein when the plug connector is connected to the receptacle connector, a major width of the first connection portion is substantially perpendicular to a major width of the first cantilever beam portion and a major width of the second connection portion is substantially perpendicular to a major width of the second cantilever beam portion.
2. The electrical connection system according to claim 1 , wherein the first receptacle terminal defines a first tab extending inwardly toward the second receptacle terminal and wherein the second receptacle terminal defines a second tab extending inwardly toward the first receptacle terminal, thereby decreasing a distance between the first and second receptacle terminals and increasing capacitive coupling between the first and second receptacle terminals.
3. The electrical connection system according to claim 1 , wherein the first and second plug terminals are partially encased within a plug terminal holder formed of a dielectric material and configured to maintain a lateral separation of the first and second attachment portions.
4. The electrical connection system according to claim 1 , wherein the first and second receptacle terminals are partially encased within a receptacle terminal holder formed of a dielectric material and configured to maintain lateral separation of the third and fourth attachment portions.
5. The electrical connection system according to claim 4 , wherein the receptacle terminal holder defines a pair of channels adjacent the first and second receptacle terminals configured to allow vertical deflection of the first and second receptacle terminals.
6. The electrical connection system according to claim 1 , further comprising:
a plug shield electrically isolated from the plug connector and configured to be attached to a first shield conductor and to longitudinally surround the plug connector; and
a receptacle shield electrically isolated from the receptacle connector and configured to be attached to a second shield conductor and to longitudinally surround the receptacle connector, wherein the receptacle shield is configured to slideably engage an interior of the plug shield.
7. The electrical connection system according to claim 6 , wherein the receptacle shield defines an inward embossment proximate a location of a first tab of the first receptacle terminal and the second tab extending of the second receptacle terminal, thereby decreasing a distance between the first and second tabs and the receptacle shield and increasing capacitive coupling between the first and second receptacle terminals and the receptacle shield.
8. The electrical connection system according to claim 1 , wherein the first and second electrical conductors are selected from the group consisting of wire conductors within a shielded wire cable and conductive circuit board traces.
9. The electrical connection system according to claim 8 , wherein the plug shield defines an outward embossment proximate a location of the first and second attachment portions of the first and second plug terminals, thereby increasing a distance between the first and second attachment portions and the plug shield and decreasing capacitive coupling between the first and second plug terminals and the plug shield.
10. The electrical connection system according to claim 8 , wherein the receptacle shield defines an outward embossment proximate a location of the third and fourth attachment portions of the first and second receptacle terminals, thereby increasing a distance between the third and fourth attachment portions and the receptacle shield and decreasing capacitive coupling between the first and second receptacle terminals and the receptacle shield.
11. The electrical connection system according to claim 1 , wherein the third and fourth electrical conductors are selected from the group consisting of wire conductors within a shielded wire cable and conductive circuit board traces.