Wiring structure and equipment of gigabit network board card

• Main Authors: JIAN HEBING, YANG CAIFANG, LI WENLONG, ZENG YINGCHUN, WEN XUEBIN, ZHU MIN
• Format: Patent
• Language: Chinese; English
• Published: 27.12.2022
• Subjects: CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS; PRINTED CIRCUITS; TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION

The utility model discloses a wiring structure and equipment of a gigabit network board card, the wiring structure comprises a PCB body, the PCB body is provided with a first wiring layer, a reference ground layer, a power supply surface layer and a second wiring layer group, the first wiring layer is located at the upper part of the reference ground layer, the power supply surface layer and the second wiring layer group, and the second wiring layer group is located at the lower part of the reference ground layer. The first wiring layer and the second wiring layer group are respectively provided with a differential signal line pair, the lengths of two differential signal lines in the differential signal line pair are the same, a current return path of each differential signal line in the differential signal line pair comprises a reference ground layer and does not comprise a power surface layer, the first wiring layer is provided with a clock signal line, and the second wiring layer is provided with a clock s