Microphone Module Antenna Layout for Miniaturized Wearables
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Solution Overview
Problem
As wearable electronic devices are miniaturized, the reduced space for electronic components leads to shorter antenna radiators, resulting in deteriorated wireless communication performance.
Innovation Solution
The electronic device incorporates a housing with a support member and a printed circuit board featuring a conductive pattern that connects electrodes across different areas, effectively lengthening the antenna radiator to enhance wireless communication performance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If wearable electronic devices are miniaturized, then device size is reduced, but antenna radiator length decreases resulting in deteriorated wireless communication performance
Solution Approach 1:
The patent extends the antenna radiator from a single-plane configuration on the printed circuit board to a three-dimensional structure that utilizes the housing space. The antenna radiator extends along the longitudinal direction of the housing and includes portions that protrude from the housing, effectively using the third dimension (height/depth) to increase antenna length without increasing the device's footprint area.
Solution Approach 2:
The antenna radiator is nested within the housing structure, with portions of the antenna integrated into the housing itself. The housing serves dual purposes as both protective enclosure and structural support for the antenna, allowing the antenna to utilize the housing's longitudinal space while maintaining a compact overall device form factor.
2Volume of moving object
If wearable electronic devices are miniaturized, then device size is reduced, but wireless communication performance deteriorates
Solution Approach 1:
By extending the antenna radiator into the longitudinal dimension and allowing it to protrude from the housing, the patent achieves sufficient antenna length for reliable wireless communication while keeping the device's width and height compact. This dimensional approach maintains communication performance without compromising miniaturization.
Solution Approach 2:
The antenna radiator is divided into multiple portions: a first portion extending along the longitudinal direction, a second portion extending in a different direction, and a third portion protruding from the housing. This segmentation allows each portion to contribute differently to the overall antenna performance while adapting to the compact device geometry.
Data Source
AI summary
An electronic device is provided. The electronic device includes a housing, a support member disposed inside the housing and forming a connection passage, a printed circuit board disposed on the support member and including a first area and a second area spaced apart from the first area, and a conductive pattern disposed on the support member and including a first portion and a second portion, wherein the first portion may be electrically connected to a first electrode disposed in the first area, the second portion may be electrically connected to a second electrode disposed in the second area, and the first area and the second area may be electrically connected to each other via a shunt member.