Electrical connector includes a connector housing having a front side configured to mate with a mating connector and a mounting side configured to be mounted to a circuit board. The electrical connector also includes signal and ground conductors that extend through the connector housing between the
Electrical connector includes a connector housing having a front side configured to mate with a mating connector and a mounting side configured to be mounted to a circuit board. The electrical connector also includes signal and ground conductors that extend through the connector housing between the front and mounting sides. The signal conductors form a plurality of signal pairs. The ground conductors are positioned relative to the signal pairs to form a plurality of ground-signal-signal-ground (GSSG) sub-arrays. Each GSSG sub-array includes a corresponding signal pair and first and second ground conductors that separate the corresponding signal pair from adjacent signal pairs. The electrical connector also includes a plurality of resonance-control bridges in which each resonance-control bridge electrically couples the first and second ground conductors of a corresponding GSSG sub-array. Each of the resonance-control bridges includes at least one of a capacitor or a resistor.
대표청구항▼
1. An electrical connector comprising: a connector housing having a front side configured to mate with a mating connector and a mounting side configured to be mounted to a circuit board;signal and ground conductors extending through the connector housing, the signal and ground conductors configured
1. An electrical connector comprising: a connector housing having a front side configured to mate with a mating connector and a mounting side configured to be mounted to a circuit board;signal and ground conductors extending through the connector housing, the signal and ground conductors configured to engage the mating connector and be terminated to the circuit board, the signal conductors forming a plurality of signal pairs configured to carry differential signals, the ground conductors being interleaved between the signal pairs to form a plurality of ground-signal-signal-ground (GSSG) sub-arrays, each GSSG sub-array including a corresponding signal pair and first and second ground conductors that separate the corresponding signal pair from adjacent signal pairs; anda plurality of resonance-control bridges in which each resonance-control bridge of said plurality electrically couples the first and second ground conductors of a corresponding GSSG sub-array, each of the resonance-control bridges including a discrete component that has opposite first and second terminals and at least one of a capacitor or a resistor extending between and joining the first and second terminals, the first and second terminals forming ends of the corresponding discrete components, the first and second ground conductors of the corresponding GSSG sub-arrays being electrically coupled to the first and second terminals, respectively, of the corresponding discrete components. 2. The electrical connector of claim 1, wherein the first and second ground conductors of each GSSG sub-array are electrically coupled to first and second conductive surfaces, respectively, that are exposed along an exterior of the connector housing, the first and second terminals of the corresponding discrete component being directly coupled to the first and second conductive surfaces, respectively, that are electrically coupled to the first and second ground conductors, respectively. 3. The electrical connector of claim 1, wherein the connector housing includes a housing side that faces an exterior of the connector housing, the resonance-control bridges being positioned along the housing side such that the resonance-control bridges are accessible from the exterior of the connector housing. 4. The electrical connector of claim 1, wherein the connector housing includes a housing side having a plurality of coupling cavities that permit access to the first and second ground conductors of the plurality of GSSG sub-arrays, the electrical connector further comprising first and second bridge shoes extending through corresponding coupling cavities, the first and second bridge shoes being directly coupled to the first and second terminals, respectively, of the corresponding discrete component. 5. The electrical connector of claim 1, wherein the connector housing includes a housing side having a plurality of coupling cavities that permit access to the first and second ground conductors of the plurality of GSSG sub-arrays, wherein the first and second ground conductors form ground tabs that extend through corresponding coupling cavities, the first and second terminals of the corresponding discrete component being directly coupled to the ground tabs of the first and second ground conductors, respectively. 6. The electrical connector of claim 1, wherein the first and second ground conductors include a base segment that has a fixed position relative to the connector housing and a flex segment that is permitted to move relative to the connector housing, the flex segment configured to engage corresponding contacts of the mating connector, the resonance-control bridges being coupled to the base segments of the first and second ground conductors. 7. The electrical connector of claim 1, wherein each of the first and second ground conductors has an electrical path length that is measured between a mating interface of the corresponding ground conductor and a terminating end of the corresponding ground conductor, the resonance-control bridges being electrically coupled to the first and second ground conductors within a middle one-half of the corresponding electrical path lengths. 8. The electrical connector of claim 1, wherein the connector housing includes a housing side that forms a bridge-receiving recess, the resonance-control bridges being positioned within the bridge-receiving recess. 9. The electrical connector of claim 1, wherein the electrical connector is capable of transmitting data signals through the signal conductors at greater than 20 gigabits/second. 10. The electrical connector of claim 1, wherein the plurality of GSSG sub-arrays include a first GSSG sub-array and a second GSSG sub-array, the first and second GSSG sub-arrays having a shared ground conductor that is the second ground conductor of the first GSSG sub-array and the first ground conductor of the second GSSG sub-array, the shared ground conductor being coupled to two of the discrete components. 11. The electrical connector of claim 1, wherein the discrete components include discrete capacitors that extend between the first and second terminals. 12. The electrical connector of claim 11, wherein the discrete capacitors include multilayer ceramic chip capacitors. 13. The electrical connector of claim 1, wherein the electrical connector includes corresponding interconnecting elements that electrically couple the first and second terminals of the discrete components to the first and second ground conductors, respectively, the first and second terminals being welded or soldered to the corresponding interconnecting elements. 14. The electrical connector of claim 13, wherein the interconnecting elements are ground tabs of the ground conductors or discrete ground shoes. 15. The electrical connector of claim 1, An electrical connector comprising: a connector housing having a front side configured to mate with a mating connector and a mounting side configured to be mounted to a circuit board;signal and ground conductors extending through the connector housing, the signal and ground conductors configured to engage the mating connector and be terminated to the circuit board, the signal conductors forming a plurality of signal pairs configured to carry differential signals, the ground conductors being interleaved between the signal pairs to form a plurality of ground-signal-signal-ground (GSSG) sub-arrays, each GSSG sub-array including a corresponding signal pair and first and second ground conductors that separate the corresponding signal pair from adjacent signal pairs; anda plurality of resonance-control bridges in which each resonance-control bridge of said plurality electrically couples the first and second ground conductors of a corresponding GSSG sub-array, each of the resonance-control bridges including at least one of a capacitor or a resistor;wherein the plurality of GSSG sub-arrays include a first GSSG sub-array and a second GSSG sub-array, the first and second GSSG sub-arrays having a shared ground conductor that is the second ground conductor of the first GSSG sub-array and the first ground conductor of the second GSSG sub-array, the shared ground conductor being coupled to two of the resonance-control bridges at a common path location of the shared ground conductor. 16. The electrical connector of claim 15, wherein the two resonance-control bridges are coupled to the shared ground conductor through a shared interconnecting element, the shared interconnecting element including a base portion that couples to the shared ground conductor and first and second fingers, the first and second fingers being shaped to extend away from each other. 17. The electrical connector of claim 15, wherein the two resonance-control bridges are coupled to the shared ground conductor through a shared interconnecting element. 18. An electrical connector comprising: a connector housing having a front side configured to mate with a mating connector and a mounting side configured to be mounted to a circuit board;signal and ground conductors extending through the connector housing, the signal and ground conductors configured to engage the mating connector and be terminated to the circuit board, the signal conductors forming a plurality of signal pairs configured to carry differential signals, the ground conductors being interleaved between the signal pairs to form a plurality of ground-signal-signal-ground (GSSG) sub-arrays, each GSSG sub-array including a corresponding signal pair and first and second ground conductors that separate the corresponding signal pair from adjacent signal pairs; anda plurality of resonance-control bridges in which each resonance-control bridge of said plurality electrically couples the first and second ground conductors of a corresponding GSSG sub-array, each of the resonance-control bridges including at least one of a capacitor or a resistor;wherein the connector housing further comprises a housing side and the signal and ground conductors form a first conductor row and a second conductor row, the resonance-control bridges being coupled to the first and second ground conductors of the first conductor row through the housing side, the resonance-control bridges being coupled to the first and second ground conductors of the second conductor row through the mounting side. 19. The electrical connector of claim 18, wherein each of the resonance-control bridges includes a discrete component that has opposite first and second terminals and at least one of a capacitor or a resistor extending between and joining the first and second terminals, the first and second terminals forming ends of the corresponding discrete components, the first and second ground conductors of the corresponding GSSG sub-arrays being electrically coupled to the first and second terminals, respectively, of the corresponding discrete components. 20. The electrical connector of claim 18, wherein the plurality of GSSG sub-arrays include a first GSSG sub-array and a second GSSG sub-array, the first and second GSSG sub-arrays having a shared ground conductor that is the second ground conductor of the first GSSG sub-array and the first ground conductor of the second GSSG sub-array, the shared ground conductor being coupled to two of the resonance-control bridges at a common path location of the shared ground conductor.
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