Wireless Module Antenna and Cap Package Segmentation
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Solution Overview
Problem
Existing wireless module designs face limitations in design latitude and performance due to the integration of antenna, semiconductor, and cap packages, which restricts the use of optimal materials and structures for each component, leading to increased costs, form factor, and manufacturing complexities.
Innovation Solution
The wireless module is designed with separate antenna and cap packages, each optimized for specific functions and materials, allowing for greater design flexibility, reduced form factor, and improved performance by decoupling them from the semiconductor package, enabling the use of different materials and structures for each component.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If antenna, semiconductor, and cap packages are integrated into a single package, then design unity is achieved, but design latitude is limited and costs increase
Solution Approach 1:
The wireless module is divided into separate antenna package and semiconductor package components. The antenna package includes antenna elements mounted on a package carrier, while the semiconductor package contains RFIC chips. These separate packages are then integrated onto an application board, allowing independent optimization of each component while maintaining system functionality.
2Volume of stationary object
If antenna, semiconductor, and cap packages are integrated, then structural unity is achieved, but form factor increases
Solution Approach 1:
The antenna package and semiconductor package are designed as nested or stacked components that can be mounted on the application board in a space-efficient arrangement. The separate package structures allow for optimized footprint and vertical stacking, reducing the overall form factor compared to a fully integrated single-package design.
3Productivity
If antenna, semiconductor, and cap packages are integrated, then manufacturing simplicity is achieved, but manufacturing yield decreases
Solution Approach 1:
By segmenting the wireless module into separate antenna and semiconductor packages, each component can be manufactured and tested independently using optimized processes for that specific component type. This segmentation allows parallel manufacturing streams and reduces the complexity of single-package integration, thereby improving overall manufacturing yield.
4Reliability
If optimal materials are used for each integrated component, then performance is improved, but costs increase
Solution Approach 1:
Each package component (antenna package and semiconductor package) is designed to use materials and structures optimized for its specific function. The antenna package can use materials optimized for RF performance and radiation efficiency, while the semiconductor package uses materials optimized for electronic component performance. This local optimization allows each component to achieve its best performance without requiring all components to use expensive specialized materials.
Data Source
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AI summary
Wireless modules having a semiconductor package attached to an antenna package and cap package are disclosed. The semiconductor package may have one or more electronic components disposed thereon. The antenna package may be communicatively coupled to the semiconductor package using by one or more coupling pads. The antenna package may further have one or more radiating elements for transmitting and or receiving wireless signals. The cap package may also be attached to the semiconductor package on a side opposing the side on which the antenna package is disposed. The cap package may provide routing and/or additional antenna elements. The cap package may also allow for thermal grease to be dispensed therethrough. The antenna package, the cap package, and the semiconductor package may have dissimilar number of interconnect layers and/or dissimilar materials of construct.