PCB Integrated Antenna Director and Spacer Structure
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Solution Overview
Problem
The integration of directors and spacers on printed circuit boards (PCBs) for antennas often leads to signal transmission/reception rate mismatches, increasing production costs and complicating the manufacturing process.
Innovation Solution
A method is introduced where a director and a spacer are formed on a PCB, with the spacer providing a space for dielectric material between the director and the antenna, enhancing signal transmission/reception rates while simplifying the manufacturing process and reducing costs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the director and spacer are mounted separately on the antenna, then the signal transmission/reception rate is improved, but the production cost increases and the manufacturing process becomes complicated
Solution Approach 1:
The director and spacer are integrated into a single unified structure formed directly on the PCB substrate. The director includes a first portion positioned above the antenna and a second portion extending from the first portion, while the spacer is formed as an integrated part of the same structure. This merging eliminates the need for separate mounting operations, reducing manufacturing complexity while maintaining the signal enhancement benefits of having both director and spacer in place
2Reliability
If the director and spacer are mounted separately on the antenna, then the signal transmission/reception rate is improved, but the production cost increases
Solution Approach 1:
The director and spacer are combined into a single integrated structure that is formed directly on the PCB during the PCB manufacturing process itself. This integration eliminates the need for separate component procurement, storage, and assembly operations, thereby reducing production costs while maintaining the signal transmission/reception rate improvements that the director-spacer structure provides
3Reliability
If the director and spacer are mounted separately on the antenna, then the signal transmission/reception rate is improved, but mismatches occur between the director-spacer and antenna
Solution Approach 1:
The director and spacer are formed as an integrated structure directly on the PCB substrate in close proximity to the antenna. This integration ensures precise relative positioning between the director, spacer, and antenna elements, eliminating alignment mismatches that would occur with separate mounting. The unified structure guarantees consistent geometric relationships that optimize signal transmission/reception performance
4Reliability
If the director and spacer are mounted separately on the antenna, then the signal transmission/reception rate is improved, but the number of manufacturing steps increases
Solution Approach 1:
The director and spacer are integrated into a single structure that is formed directly on the PCB during standard PCB manufacturing processes. This integration consolidates multiple manufacturing steps (separate fabrication of director and spacer, separate mounting operations, separate alignment procedures) into a single unified process, thereby improving manufacturing efficiency and productivity while still achieving the signal transmission/reception rate improvements
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 approach improves antenna performance, simplifies the manufacturing of PCBs and antennas, and reduces production costs by minimizing signal mismatches and production complexities.
Implementation Method 1
The spacer may increase the signal transmission/reception rate by providing a space into which a dielectric material is introduced between the director and the antenna.
Data Source
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AI summary
An electronic device is provided. The electronic device includes a housing that includes a first surface, a second surface facing the first surface, and a side surface surrounding a space between the first and second surfaces, a printed circuit board (PCB) that is arranged inside the housing and includes at least one antenna unit, and a communication circuit that is arranged inside the PCB or between the PCB and the housing.