Radiation Detector Antenna Layout for Thin Wireless Panels
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Solution Overview
Problem
Existing radiation detection apparatuses face challenges in reducing thickness while maintaining effective antenna characteristics for wireless communication, which can lead to increased thickness or insufficient antenna performance.
Innovation Solution
The proposed radiation detection apparatus incorporates a specific antenna configuration, including a conductive plate functioning as a ground for the antenna element, which is located between the sensor panel and the back surface of the housing, allowing for reduced thickness without compromising antenna performance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the antenna configuration is optimized for wireless communication, then antenna characteristics are improved, but the thickness of the radiation detection apparatus increases
Solution Approach 1:
The conductive plate is merged with the housing structure, serving dual purposes: as a structural component of the housing and as the ground for the antenna element. This integration eliminates the need for a separate ground structure, enabling effective antenna operation within the constrained thickness of the portable radiography apparatus.
Solution Approach 2:
The conductive plate performs multiple functions simultaneously: it provides electromagnetic shielding for the sensor panel, serves as the ground for the antenna element, and acts as a structural support component. This multi-functionality allows the apparatus to maintain thin profile while achieving both effective radiation detection and wireless communication capabilities.
2Ease of operation
If the thickness is reduced to improve portability, then ease of handling is improved, but antenna characteristics deteriorate
Solution Approach 1:
The antenna element is configured to extend in the thickness direction (z-axis) of the apparatus, utilizing the limited dimensional space available. By orienting the antenna along the thickness dimension rather than requiring lateral space, the design achieves effective antenna characteristics within the constrained thickness while maintaining portability.
Solution Approach 2:
The ground for the antenna is merged with the housing structure itself, eliminating the need for additional thickness to accommodate a separate ground plane. This integration allows the apparatus to maintain a thin profile suitable for portable use while providing sufficient ground area for effective antenna operation.
3Reliability
If the thickness exceeds the standard to accommodate antenna components, then antenna characteristics are improved, but compliance with industry standards deteriorates
Solution Approach 1:
The antenna element and conductive plate are designed as thin, integrated structures that conform to the standard thickness requirements. The conductive plate serves as a thin ground plane within the housing, and the antenna element is configured to achieve effective radiation characteristics without requiring excessive thickness, thereby complying with industry standards for portable radiography apparatus.
Solution Approach 2:
The ground structure is merged with the housing, eliminating the need for additional thickness beyond the standard housing requirements. This integration enables the apparatus to meet industry thickness standards while still providing sufficient ground area for effective antenna operation and wireless communication compliance.
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 configuration enables efficient wireless communication while maintaining a thin profile, adhering to industry standards for thickness and ensuring effective radiation detection.
Implementation Method 1
a sensor panel that is housed in the housing and configured to convert radiation incident from the incidence surface into an electrical signal
Implementation Method 2
The conductive plate is configured to function as a ground for the antenna element
Data Source
AI summary
A radiation detection apparatus includes a housing that includes an incidence surface and a back surface located on the opposite side of the incidence surface, a sensor panel that is housed in the housing and configured to convert radiation incident from the incidence surface into an electrical signal, a conductive plate that is housed in the housing and extends in a direction intersecting with a normal to the incidence surface, and an antenna element housed in the housing. The conductive plate is located between the sensor panel and the back surface. The antenna element is located between the conductive plate and the back surface. The antenna element includes a portion that extends in the direction intersecting with the normal to the incidence surface. The conductive plate is configured to function as a ground for the antenna element.