Soft Stamp Nanogap Manufacturing for Scalable RF Integration
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Solution Overview
Problem
Current technologies face challenges in cost-effectively integrating RF components into IoT devices, as existing methods have reached their lowest cost point and are not scalable for large-area, low-cost production.
Innovation Solution
A method for manufacturing a soft stamp using a substrate with a first and second electrode, where the second electrode is formed at a lateral distance less than 100 nm from the first electrode, creating a nanogap. A curable substance is poured over the electrodes and into the nanogap, cured to form a soft stamp, and then removed from the electrodes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If existing manufacturing methods are used to integrate RF components into IoT devices, then current production capabilities are maintained, but cost reduction and scalability are limited as technologies have reached their lowest cost point
Solution Approach 1:
The patent segments the manufacturing process into distinct stages: forming nanogaps between electrodes, filling with curable substance, curing to create stamps, and using stamps for pattern transfer. This segmentation enables each stage to be optimized independently and facilitates large-area production through parallel processing
Solution Approach 2:
The patent performs preliminary actions by first creating the nanogap structure between electrodes before filling with curable substance. The stamps are pre-formed with nanoscale patterns before being used for mass production, enabling scalable replication of RF component patterns across large areas
2Manufacturing precision
If conventional lithography methods are used, then existing manufacturing precision is maintained, but producing large-area patterns with consistent nanoscale precision becomes difficult
Solution Approach 1:
The patent creates master stamps with nanoscale patterns that serve as templates for copying. These stamps are then used to replicate patterns across large areas through multiple imprinting operations, maintaining nanoscale precision while scaling to large production areas
Solution Approach 2:
The patent transitions from planar lithography to three-dimensional stamp formation with nanogaps. The vertical nanogap structure enables precise pattern definition that is then replicated across large horizontal areas, adding a vertical dimension to achieve both precision and scale
3Adaptability or versatility
If traditional manufacturing approaches are used, then current device integration is achieved, but integrating RF components cost-effectively into IoT devices remains challenging
Solution Approach 1:
The patent creates a universal stamping process that can manufacture various RF component patterns using the same nanogap formation and curing methodology. This multi-functional approach enables cost-effective integration of different RF components into IoT devices through a single platform technology
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
This method enables the cost-effective production of large-area soft stamps with nano-features, allowing for the scalable integration of RF components into IoT devices, thereby addressing the need for cheaper and more sustainable solutions.
Implementation Method 1
pouring a curable substance over the first and second electrodes and into the nanogap Ng; curing the curable substance to form a soft stamp
Data Source
AI summary
A method for manufacturing a soft stamp includes providing a substrate having a first electrode and a second electrode, the second electrode being formed at a distance less than 100 nm from the first electrode so that a nanogap Ng is formed between the first and second electrodes; pouring a curable substance over the first and second electrodes and into the nanogap Ng; curing the curable substance to form a soft stamp; and removing the soft stamp from the first and second electrodes. The soft stamp has a nano-feature having a size less than 100 nm.