Flexible Carrier Adhesive for Electronic Component Integration
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Solution Overview
Problem
The manufacturing process for electronic components integrated into chip-cards is inefficient, lacking a reliable method for fastening and connecting these components to card cavities, especially in mass production scenarios.
Innovation Solution
A process involving a flexible carrier with adhesive material is used to manufacture and arrange electronic components, where the carrier serves as both a temporary holder and provides adhesive segments for secure attachment to chip-cards, potentially including electrical conductivity for connecting components to card circuits.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If electronic components are manufactured and arranged on a carrier strip for integration into chip-cards, then productivity and manufacturing efficiency are improved, but the complexity of the manufacturing process increases due to the need for reliable fastening and connection methods
Solution Approach 1:
The patent combines multiple functions into the adhesive material: it serves as both the fastening mechanism to attach electronic components to the carrier strip and as the electrical connection medium (through conductive adhesive variants). This merging eliminates the need for separate fastening and connection steps, thereby improving productivity while managing process complexity.
Solution Approach 2:
The adhesive material is designed to perform multiple roles: mechanical bonding (fastening components to carrier and later to card cavities), electrical conduction (through conductive adhesive formulations), and potentially thermal management. This multi-functionality reduces the number of separate materials and processes needed, enhancing manufacturing efficiency.
2Ease of manufacture
If adhesive material is used to fasten electronic components to the carrier strip, then ease of manufacture and integration are improved, but reliability of electrical connection may be compromised if the adhesive lacks conductive properties
Solution Approach 1:
The patent employs composite adhesive materials that combine bonding agents with conductive fillers (such as metal particles or conductive polymers). This creates a material that simultaneously provides mechanical adhesion and electrical conduction, ensuring both ease of manufacture and reliable electrical connection without requiring separate adhesive and conductor layers.
3Device complexity
If the carrier strip includes adhesive material for fastening components, then the dual role of carrier and adhesive reduces device complexity, but the manufacturing precision required for proper adhesive application and component placement increases
Solution Approach 1:
The adhesive material is pre-applied to the carrier strip in controlled patterns before electronic components are placed. This preliminary action ensures precise positioning and uniform adhesive distribution, reducing the precision requirements during the actual component placement step and simplifying the overall manufacturing process.
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 process enables high-density production of finalized electronic components, reduces manufacturing costs, and facilitates efficient integration into chip-cards with improved electrical connections, optimizing the production process for mass production.
Implementation Method 1
The flexible carrier comprises an adhesive material suitable for receiving and fastening an electronic component before this electronic component is added to a chip-card
Implementation Method 2
if this adhesive material also possesses properties that allow it to conduct electricity in the direction corresponding to its thickness, it may be used to make an electrical connection between a component and a circuit or an antenna located in a card body
Data Source
AI summary
The invention relates to a process for manufacturing a roll of flexible carrier bearing electronic components. This process includes a step consisting in adding, to this flexible carrier, electronic components, themselves manufactured from a roll of flexible initial substrate. For example, the electronic components may be manufactured on an initial substrate having a width allowing advantage to be taken of densification of the manufacture of the components on this initial substrate. Subsequently, the singulated electronic components are added to the flexible carrier, allowing, for example, packaging that is more suitable, than possible with the initial substrate, to a use of the electronic components, notably when the latter must be integrated into a chip-card. Thus, for example, the flexible carrier may be, or include, an adhesive, which may or may not be conductive, and which is used to fasten, and optionally connect, each electronic component to a chip-card.