Stacked Power Connector Resolving Graphics Card Airflow and Cost

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Solution Overview

Problem

Graphics cards face power limitations due to constraints in computer system boards, leading to increased costs and complexity with dual connectors, which obstruct airflow and fan placement, and existing adapters are costly and inconvenient.

Innovation Solution

A single, stacked electronic connector with a mounting end and dual jack portions, allowing for efficient power delivery with a smaller footprint, easier disconnection, and compliance with industry standards without adapters.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Power

If two separate connectors are used to provide sufficient power, then power delivery capability is improved, but device complexity and manufacturing cost increase

Engineering Contradiction:
Improvepower delivery capabilityVSAvoidconnector complexity
Core Design Contradiction:
PowerVSDevice complexity

Solution Approach 1:

The patent combines two separate power connectors into a single integrated connector assembly that includes both a first power connector and a second power connector mounted on the same printed circuit board. This merging approach provides the required power delivery capability while reducing device complexity and manufacturing cost compared to using two completely separate connectors.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The single printed circuit board serves multiple functions by housing both power connectors, the graphics processing unit, and other components. This multi-functionality allows the connector assembly to provide both power connection functions while maintaining a unified structural design that simplifies manufacturing.

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

2Power

If two connectors are positioned across from each other, then power delivery capability is improved, but ease of operation deteriorates due to difficulty in disconnecting

Engineering Contradiction:
Improvepower delivery capabilityVSAvoidease of disconnection
Core Design Contradiction:
PowerVSEase of operation

Solution Approach 1:

By mounting both power connectors on the same printed circuit board in a unified assembly, the patent enables easier disconnection compared to two separate connectors. The integrated design allows for simplified tool-less removal mechanisms while maintaining the dual-connector power delivery capability.

Inventive Principle:
Principle #5Merging (Combining)

3Power

If two connectors are positioned side-by-side, then power delivery capability is improved, but area consumption increases

Engineering Contradiction:
Improvepower delivery capabilityVSAvoidboard area consumption
Core Design Contradiction:
PowerVSArea of stationary object

Solution Approach 1:

The patent positions both power connectors on the same printed circuit board in an arrangement that optimizes space utilization. By integrating the connectors into a single assembly rather than using separate components, the design reduces the total area consumed on the board while maintaining dual-connector power delivery capability.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS9461428B2Low-cost offset stacked power connector
Publication Date: 2016.10.04 NVIDIA CORP
  • US9461428B2 patent drawing
  • US9461428B2 patent drawing
  • US9461428B2 patent drawing

AI summary

Embodiments of the present invention may be directed to an electronic connector. More specifically, the electronic connector may include a single connector body and a mounting end operable to couple the single connector body with an electronic board of an electronics unit. The electronic connector may also include a lower jack portion disposed in the single connector body and include multiple lower pin receptacles, where the lower jack portion is disposed adjacent to the mounting end and is operable to receive a first connector end of a first cable. The electronic connector may further include an upper jack portion disposed in the single connector body and include multiple upper pin receptacles, where the upper jack portion is disposed above the lower jack portion and is operable to receive a second connector end of a second cable.