Dual-Radiator Antenna Layout for Curved Display Interference
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Solution Overview
Problem
The radiation performance of antennas in electronic devices is degraded due to electromagnetic components, such as display screens, which absorb electromagnetic waves and generate radio frequency interference, particularly in devices with curved displays and unstable grounding.
Innovation Solution
The solution involves a dual radiating body structure where a first radiating body is positioned further from electromagnetic components and a second radiating body is closer to the frame, with a specific capacitive coupling and spacing to minimize interference and enhance radiation performance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a touch screen display device is provided with a relatively large number of keys, then the functionality and user interaction capabilities are improved, but the size of the device increases and portability deteriorates
Solution Approach 1:
The device is divided into a main body and a separate keyboard unit connected via wireless communication. The main body contains the display screen and core processing components, while the keyboard unit contains the keys and input mechanisms. This segmentation allows the display device to remain compact and portable while the separate keyboard provides extensive input functionality when needed.
Solution Approach 2:
The keyboard functionality is separated from the two-dimensional display plane and implemented as a distinct spatial unit that can be physically detached and repositioned. This dimensional separation allows the display device to maintain a compact form factor while providing access to a full keyboard through a separate unit that connects via wireless communication.
2Ease of operation
If a keyboard is integrated with the touch screen display, then input capabilities are improved, but the design flexibility and form factor options are reduced
Solution Approach 1:
The keyboard connection is made dynamic and adjustable rather than fixed. The keyboard unit can be wirelessly connected when keyboard input is needed, and disconnected or repositioned when not needed. This dynamic configuration allows the device to adapt between different usage modes (touch-only vs. keyboard-assisted input) and maintains design flexibility for various form factors.
Solution Approach 2:
The separate keyboard unit serves multiple functions: it provides physical keyboard input, can function as a protective cover for the display, and offers wireless connectivity options. This multi-functional design allows the same keyboard unit to serve different purposes depending on user needs, thereby maintaining design flexibility while enhancing input capabilities.
3Volume of moving object
If keys are arranged in a compact manner, then device size is reduced, but key size decreases and typing comfort deteriorates
Solution Approach 1:
The keyboard is segmented into a separate unit with its own independent layout optimization. This allows the keyboard to be designed with standard or even enlarged key sizes for typing comfort, while the main display device remains compact. The segmentation decouples the size constraints of the display from the ergonomic requirements of the keyboard.
4Adaptability or versatility
If more keys are added to provide comprehensive input options, then functionality is improved, but device complexity increases
Solution Approach 1:
The device architecture is segmented into modular components: a compact main body with display and processing, and a separate keyboard unit with input mechanisms. This segmentation allows comprehensive input options to be provided through the optional keyboard attachment without permanently increasing the complexity of the main display device. The keyboard unit independently houses all necessary input components.
Solution Approach 2:
Wireless communication technology serves as an intermediary between the keyboard unit and the main display device. This intermediary enables comprehensive input functionality to be transmitted to the display device without requiring direct physical integration or complex wiring, thereby reducing overall device complexity while maintaining versatile input options.
Data Source
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AI summary
The present invention relates to the technical field of communications, and provided is an electronic device. The electronic device comprises: a housing which comprises a frame; an electromagnetic device; a grounding plate disposed at the interior of the housing; a first radiator disposed at the interior of the housing, the first radiator being provided with a feed point; and a second radiator arranged spaced apart from the first radiator, the distance between the second radiator and a first edge of the edge being less than the distance between the first radiator and the first edge. The shortest distance between the first radiator and the electromagnetic device is greater than the shortest distance between the second radiator and the electromagnetic device, and/or the area of a projection region of the first radiator on the grounding plate exceeds a preset area.