Silicon Bridge Passive Integration for Stable Die Power Delivery
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Solution Overview
Problem
Existing electronic bridges obstruct power delivery to integrated circuits, leading to unreliable power distribution, increased electrical resistance, and reduced system performance due to longer power delivery distances and sudden current draws.
Innovation Solution
Integrate passive elements, such as deep-trench capacitors, into silicon bridges to store electrical charge and provide stable power to obstructed areas, reducing reliance on longer power delivery paths.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If electronic bridges are used to connect separated integrated circuits, then connectivity between dies is improved, but power delivery reliability deteriorates due to obstruction and longer delivery distances
Solution Approach 1:
The patent introduces passive elements (capacitors, inductors, resistors) as intermediary components integrated into the bridge device. These elements act as mediators to store electrical charge and regulate power flow, compensating for the obstruction caused by the bridge structure and improving power delivery reliability to obstructed areas.
Solution Approach 2:
The patent integrates passive elements within the bridge device structure itself, nesting additional functional components inside the existing bridge architecture. This allows the bridge to simultaneously provide connectivity between dies and local power storage/regulation without requiring separate external components.
2Reliability
If power is delivered through longer paths around the bridge, then power can reach obstructed areas, but electrical resistance increases and voltage drops occur
Solution Approach 1:
The patent incorporates capacitors that store electrical charge in advance within the bridge structure. This preliminary energy storage allows power to be delivered directly to obstructed areas without requiring long lateral paths, reducing electrical resistance and voltage drops by providing a local power source.
3Reliability
If passive elements are integrated into the bridge device, then power supply stability is improved, but device complexity increases
Solution Approach 1:
The patent merges the connectivity function of the bridge with power storage and regulation functions by integrating passive elements (capacitors, inductors, resistors) directly into the bridge device. This combination improves power supply stability while minimizing the increase in device complexity by consolidating multiple functions into a single integrated structure.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Improves power supply stability and reduces voltage drops by providing a local power source, enhancing system performance and reliability.
Implementation Method 1
Integrate passive elements, such as deep-trench capacitors, into silicon bridges to store electrical charge and provide stable power to obstructed areas
Data Source
AI summary
A bridge device includes a bridge component including a semiconductor material. The bridge device also includes one or more routing layers of the bridge component dimensioned to electronically couple a first die and one or more second dice. Additionally, the bridge device includes one or more passive elements integrated into the bridge component and configured to store an electrical charge. Various other apparatuses, systems, and methods are also disclosed.