Multi-Antenna Switching Based on Device Usage Status
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Solution Overview
Problem
Current communication devices face challenges in optimizing antennas due to limited space and varying usage scenarios, which affect antenna performance, necessitating effective utilization of all antennas.
Innovation Solution
An electronic device with multiple antennas and a processor that switches enabled main device antennas based on usage status, using sensor data and pre-recorded enable data to select the antenna with the best signal strength, avoiding interference and optimizing antenna efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple antennas are integrated in a limited space, then wireless communication system support is improved, but antenna optimization becomes more difficult
Solution Approach 1:
The patent implements dynamic antenna switching based on usage status. The processor determines current usage status (e.g., holding orientation, accessory attachment) and switches between different antennas accordingly. This dynamic adaptation allows the system to optimize antenna performance for each specific usage scenario rather than attempting to optimize all antennas for all scenarios simultaneously, resolving the contradiction between supporting multiple systems and optimizing antenna performance.
Solution Approach 2:
The system changes operational parameters by switching between different antennas based on usage status. Each antenna may have different characteristics optimized for specific scenarios. By changing which antenna is active (a parameter change), the system adapts to different wireless communication requirements without increasing physical space or complexity.
2Reliability
If antenna selection is optimized for specific usage scenarios, then signal strength is improved, but switching time between antennas increases
Solution Approach 1:
The system performs preliminary classification of usage statuses and pre-determines optimal antenna selections for each status type. When usage status changes, the processor can quickly switch to the pre-determined optimal antenna rather than performing complex analysis in real-time. This preliminary organization of switching logic minimizes actual switching time while maintaining optimal signal strength for each usage scenario.
3Reliability
If all antennas are used continuously, then communication coverage is improved, but energy consumption increases
Solution Approach 1:
The patent extracts and activates only the necessary antenna based on current usage status rather than continuously operating all antennas. The processor determines which antenna is most suitable for the current scenario and activates only that antenna, taking out the unnecessary antenna operations from the active system. This reduces energy consumption while maintaining communication coverage through selective antenna usage.
Solution Approach 2:
The system implements periodic monitoring of usage status and switches between antennas as needed rather than continuous operation of all antennas. By periodically assessing the current usage status and activating only the required antenna, the system maintains communication coverage while significantly reducing overall energy consumption compared to continuous multi-antenna operation.
Data Source
AI summary
An electronic device is provided. The electronic device includes a plurality of main device antennas, a switch, and a processor. The switch enables at least one of the main device antennas. The processor is electrically connected to the switch and controls the switch to switch the enabled main device antenna based on a usage status of the electronic device.