Antenna Controller for Multi-Radio Wireless Coordination
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Solution Overview
Problem
Current information handling systems lack unified management across multiple radios and radio access technologies, leading to sub-optimized system performance due to fragmented control points and lack of coordination between radio subsystems.
Innovation Solution
An integrated antenna control system with an antenna controller that communicates with various system elements, including WLAN and WWAN radios, platform EC, and sensors, to dynamically reconfigure and manage antennas and radios, ensuring optimal wireless performance across different usage modes and configurations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If multiple radios and radio access technologies are managed with fragmented control points, then device complexity is reduced and ease of operation is maintained, but system performance is sub-optimized due to lack of coordination
Solution Approach 1:
The patent merges multiple fragmented control points into a single centralized antenna controller that manages multiple radios and radio access technologies. This consolidation enables coordinated control of WLAN, WWAN, and other radio subsystems, eliminating the performance sub-optimization caused by isolated control points while maintaining manageable device complexity through unified architecture.
Solution Approach 2:
The antenna controller is designed as a universal management unit that handles multiple radio access technologies (WLAN, WWAN, and others) through a single control interface. This multi-functional approach allows the system to achieve optimized performance across diverse radio subsystems without requiring separate specialized control mechanisms for each technology.
2Productivity
If antenna control is integrated across multiple radio access technologies, then wireless performance is enhanced through coordination, but device complexity increases due to unified management requirements
Solution Approach 1:
The antenna controller serves as an intermediary component between the processor and multiple radio subsystems. It mediates control signals and coordinates antenna management across WLAN, WWAN, and other radio technologies, enabling enhanced wireless performance through centralized coordination while shielding the upper layers from the complexity of low-level radio-specific control mechanisms.
Solution Approach 2:
The system architecture segments control functions by separating antenna control and radio management into a dedicated antenna controller unit, distinct from the main processor and individual radio subsystems. This segmentation isolates the integration complexity within the antenna controller while allowing the rest of the system to interact through simplified interfaces, thus enhancing performance without proportionally increasing overall device complexity.
3Use of energy by moving object
If radio transmit power is dynamically adjusted based on sensor information, then energy efficiency is improved through adaptive power management, but control complexity increases due to sensor integration and real-time adjustments
Solution Approach 1:
The system implements feedback mechanisms where sensor information about user proximity and device orientation is continuously monitored and fed back to the antenna controller. This feedback enables dynamic adjustment of radio transmit power levels, improving energy efficiency by reducing power consumption when full power is not needed (such as when a user's body is near the antenna or the device is in a low-usage orientation) while maintaining reliable communication when conditions warrant higher power.
Solution Approach 2:
The antenna controller autonomously processes sensor data and automatically adjusts radio power levels without requiring manual intervention or complex external control systems. This self-service capability handles the complexity of real-time power management internally, improving energy efficiency through adaptive control while keeping the overall system architecture simple and manageable.
Data Source
AI summary
An information handling system includes an antenna controller that may receive, from a platform sensor, platform sensor information as to a physical configuration usage mode, and receive, from a proximity sensor, information as to a part of a body of a user to an antenna. The antenna controller may also obtain a radio transmit power level value corresponding to the platform sensor information and to the proximity sensing information, send the radio transmit power level value to a radio via a serial interface, and reconfigure the antenna in response to the platform sensor information and the proximity sensing information. A radio may adjust a radio transmit power level to an adjusted radio transmit power level based on the radio transmit power level value.