Interface Card Module Bypassing Motherboard Traces

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Solution Overview

Problem

Data transmission between servers is hindered by significant signal attenuation through circuit traces on motherboards, limiting data transmission speed and requiring costly signal boosters that are not effective.

Innovation Solution

An interface card module and adapter card configuration that bypasses circuit traces by using a cable to connect a function card directly to a function chip, reducing signal attenuation and increasing data transmission speed.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Speed

If data is transmitted through circuit traces on the motherboard, then the data transmission path is established, but significant signal attenuation occurs reducing transmission speed

Engineering Contradiction:
Improvedata transmission speedVSAvoidsignal attenuation
Core Design Contradiction:
SpeedVSLoss of energy

Solution Approach 1:

The patent extracts the data transmission path from the motherboard's circuit traces and creates a separate, dedicated transmission path using a cable that directly connects the function chip to the adapter card, thereby eliminating the harmful signal attenuation caused by the motherboard traces

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent introduces a cable as an intermediary element between the function chip and the adapter card, providing a dedicated transmission medium that bypasses the motherboard's circuit traces and enables high-speed data transmission with minimal signal loss

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If a signal booster is installed to compensate for signal attenuation, then signal strength is improved, but cost increases and the solution is not effective

Engineering Contradiction:
Improvesignal qualityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent removes the need for signal boosters by extracting the data transmission path from the motherboard's circuit traces and creating a dedicated cable connection, thereby eliminating the root cause of signal attenuation rather than attempting to compensate for it

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

Instead of adding signal boosters to compensate for attenuation in the existing path, the patent inverts the approach by creating an entirely new transmission path that bypasses the attenuating circuit traces, achieving signal quality improvement without additional components

Inventive Principle:
Principle #13The other way round (Inversion)

3Speed

If a dedicated cable connection is implemented to bypass circuit traces, then data transmission speed increases, but device structure becomes more complex

Engineering Contradiction:
Improvedata transmission speedVSAvoidconnection structure
Core Design Contradiction:
SpeedVSDevice complexity

Solution Approach 1:

The adapter card serves multiple functions: it provides the PCIe connection to the motherboard, houses the socket for the function card, and includes the cable connector for the dedicated transmission cable, thereby consolidating multiple components into a single universal device that simplifies the overall system

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent merges the PCIe connector, function card socket, and cable connector into a single integrated adapter card assembly, reducing the number of separate components and simplifying the connection structure while enabling high-speed data transmission

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS10430369B2Interface card module and adapter card thereof
Publication Date: 2019.10.01 GIGA COMPUTING TECHNOLOGY CO LTD
  • US10430369B2 patent drawing
  • US10430369B2 patent drawing
  • US10430369B2 patent drawing

AI summary

The disclosure is related to an interface card module which is configured to be inserted into a PCIe slot on a motherboard and to be inserted with a cable electrically connected to a function chip. The interface card module includes an adapter card and a function card. The adapter card includes a mainboard, a first PCIe male connector, a socket and at least one cable connector. The first PCIe male connector, the socket and the cable connector are respectively disposed on different sides of the mainboard. The first PCIe male connector is configured to be inserted into the PCIe slot on the motherboard. The at least one cable connector is inserted with the cable. The function card has a second PCIe male connector configured to be inserted into the socket of the adapter card. In addition, the disclosure is also related to an adapter card.