Dynamic Antenna Configuration Manager for Shared MIMO Streams
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Solution Overview
Problem
Current consumer devices face challenges in efficiently allocating static antennas for multiple wireless protocols and bands due to space constraints, leading to inadequate support for dynamic MIMO streams and varying user behaviors, resulting in suboptimal wireless performance.
Innovation Solution
The implementation of a dynamic antenna configuration mechanism that shares a broadband spare antenna across multiple wireless protocols and bands, dynamically allocating antennas based on active connections, usage modes, and device orientation to optimize signal quality and performance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If static antennas are allocated for each wireless protocol, then reliability of wireless connection is improved, but device complexity increases due to space constraints
Solution Approach 1:
The patent implements a shared antenna system where a single antenna element can be dynamically allocated to serve multiple wireless protocols (Wi-Fi, Bluetooth, cellular) based on current operational needs. The antenna switching mechanism allows one physical antenna to perform multiple functions that previously required separate dedicated antennas, thereby reducing device complexity while maintaining connection reliability through appropriate antenna selection for each active protocol
Solution Approach 2:
The system employs dynamic antenna allocation where the antenna assignment is not fixed but changes based on real-time conditions including active wireless connections, device usage modes, and device orientation. This dynamic switching enables the system to adapt antenna资源配置 to current requirements, resolving the contradiction between having dedicated antennas for reliability and sharing antennas for reduced complexity
2Adaptability or versatility
If more antennas are added to support multiple wireless protocols, then adaptability of wireless communication is improved, but device complexity increases due to physical space constraints
Solution Approach 1:
The patent implements a shared antenna system where a single antenna element can be dynamically allocated to serve multiple wireless protocols (Wi-Fi, Bluetooth, cellular) based on current operational needs. The antenna switching mechanism allows one physical antenna to perform multiple functions that previously required separate dedicated antennas, thereby reducing device complexity while maintaining connection reliability through appropriate antenna selection for each active protocol
Solution Approach 2:
The system employs dynamic antenna allocation where the antenna assignment is not fixed but changes based on real-time conditions including active wireless connections, device usage modes, and device orientation. This dynamic switching enables the system to adapt antenna资源配置 to current requirements, resolving the contradiction between having dedicated antennas for reliability and sharing antennas for reduced complexity
3Device complexity
If static MIMO configuration is used, then device complexity is reduced, but wireless performance deteriorates due to inability to optimize for varying usage modes
Solution Approach 1:
The system employs dynamic antenna allocation where the antenna assignment is not fixed but changes based on real-time conditions including active wireless connections, device usage modes, and device orientation. This dynamic switching enables the system to adapt antenna资源配置 to current requirements, resolving the contradiction between having dedicated antennas for reliability and sharing antennas for reduced complexity
Data Source
AI summary
A computing device with a Dynamic Antenna Configuration Manager (DACM) for sharing of spare antennas with dedicated (wireless mode-specific) primary antennas in the computing device, which supports multiple wireless modes of operation and includes at least one shared spare antenna operable as a broadband Radio Frequency (RF) antenna over all of the device-supported wireless modes. The DACM dynamically allocates spare antennas based on active wireless connections, device usage modes, device orientation/configuration, and other user visible metrics so as to optimize user experience. Such dynamic-sharing allows device support for multiple wireless protocols (or modes of operation), but with less than the total of individual protocol-specific maximum antennas. As a result, a dynamic (variable) number of Multiple-Input Multiple-Output (MIMO) streams per wireless mode of operation may be supported within the space constraints imposed by device real estate, thereby providing the end user with a better wireless experience than with other design choices.