Printed circuit board hardware interface with reduced crosstalk

An electronic device, comprising:

• a hardware chip including a plurality of conductive contacts;
• and
• a printed circuit board (PCB) communicatively coupled with the hardware chip via a hardware interface, the hardware interface comprising:
• a plurality of PCB dog-bone structures on the PCB, the plurality of PCB dog-bone structures electrically connecting a plurality of PCB vias to a corresponding plurality of socket pins, each PCB dog-bone structure including a respective PCB via of the plurality of PCB vias, an intermediary trace, and a socket interface pad electrically connected to a respective socket pin of the plurality of socket pins, wherein alignment between the plurality of socket pins and the plurality of conductive contacts communicatively couples the hardware chip with the PCB;
• wherein the plurality of PCB dog-bone structures includes a first PCB dog-bone structure and a second PCB dog-bone structure, the first PCB dog-bone structure including a first socket interface pad and a first PCB via, and the second PCB dog-bone structure including a second socket interface pad and a second PCB via, wherein the first socket interface pad is adjacent to the second socket interface pad, and the first PCB via is adjacent to the second PCB via;
• and
• wherein the first socket interface pad and the second socket interface pad are arranged parallel to a first direction, and the first PCB via and the second PCB via are arranged parallel to a second direction, different from the first direction.

A hardware interface, comprising:

• a printed circuit board (PCB), including a plurality of PCB dog-bone structures electrically connecting a plurality of PCB vias to a corresponding plurality of socket pins, each PCB dog-bone structure including a respective PCB via of the plurality of PCB vias, an intermediary trace, and a socket interface pad electrically connected to a respective socket pin of the plurality of socket pins, wherein electromagnetic activity at the plurality of socket pins causes pin-to-pin crosstalk, and wherein electromagnetic activity at the plurality of PCB vias causes via-to-via crosstalk, and wherein the pin-to-pin crosstalk has an opposite polarity from the via-to-via crosstalk;
• wherein the plurality of PCB dog-bone structures includes a first PCB dog-bone structure and a second PCB dog-bone structure, the first PCB dog-bone structure including a first socket interface pad and a first PCB via, and the second PCB dog-bone structure including a second socket interface pad and a second PCB via, wherein the first socket interface pad is adjacent to the second socket interface pad, and the first PCB via is adjacent to the second PCB via;
• wherein the first PCB via and the second PCB via collectively comprise a differential pair, such that the first PCB via is configured to propagate an electromagnetic signal having a first polarity, and wherein the second PCB via is configured to propagate a complementary electromagnetic signal having a second polarity, opposite to the first polarity;
• and
• wherein the first socket interface pad and the second socket interface pad are arranged parallel to a first direction, and the first PCB via and the second PCB via are arranged parallel to a second direction, different from the first direction.