Adaptive UWB Transceiver Gain Configuration Under PSD Limits
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Solution Overview
Problem
Existing UWB systems face limitations in flexible configuration and management, particularly in short-range applications, and lack efficient power management and spectrum utilization, which affects wireless link performance.
Innovation Solution
The implementation of an ultra-wideband (UWB) transceiver with adaptive gain configuration based on frame reception status, coupled with a bridge to external data sources and sinks, and integrated with software and hardware development kits for enhanced management and power efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If UWB transmitters and receivers use fixed gain configuration, then device complexity is reduced, but wireless link performance deteriorates in varying environments
Solution Approach 1:
The patent implements dynamic gain configuration where the UWB transceiver automatically adjusts its gain settings based on received signal strength measurements. The system transitions from static fixed gain to dynamic adaptive gain, allowing the transceiver to optimize performance for each received frame by selecting appropriate gain values from a pre-configured table based on signal strength thresholds.
Solution Approach 2:
The UWB transceiver performs self-configuration by automatically measuring received signal strength and selecting appropriate gain settings without external intervention. The system monitors its own performance metrics and adjusts parameters autonomously, eliminating the need for manual configuration while maintaining optimal wireless link performance.
2Length of moving object
If UWB systems operate at higher power levels, then transmission distance is extended, but compliance with regulatory power spectral density masks deteriorates
Solution Approach 1:
The patent changes the power parameter dynamically by adjusting gain settings based on received signal strength. Instead of operating at fixed high power levels, the system adapts transmit power parameters to match channel conditions, extending transmission distance when needed while maintaining compliance with regulatory power spectral density masks during normal operation.
3Ease of operation
If manual configuration methods are used for UWB transceivers, then ease of operation is reduced, but manufacturing precision is maintained
Solution Approach 1:
The UWB transceiver performs self-configuration by automatically measuring received signal strength and selecting appropriate gain settings without external intervention. The system monitors its own performance metrics and adjusts parameters autonomously, eliminating the need for manual configuration while maintaining optimal wireless link performance.
Solution Approach 2:
The system implements feedback mechanisms where the transceiver continuously monitors received signal strength and uses this information to adjust gain settings. This closed-loop control enables automatic adaptation to changing environmental conditions, providing ease of deployment while maintaining precise configuration through real-time performance monitoring.
Data Source
AI summary
Ultra-wideband (UWB) systems are well-suited to applications such peripheral and device interconnections, sensor networks, control and communications, medical systems, and personal area networks. Whilst emission levels permitted by regulatory agencies are low forcing UWB systems tend to short-range applications other applications may be considered where regulatory restrictions are relaxed and/or not present when addressing military and civilian requirements for communications between individuals, electronic devices, control centers, and electronic systems for example. Accordingly, UWB transmitters, UWB receivers and UWB transceivers are outlined providing flexible configuration and management by the electronic devices, such as portable electronic devices, fixed electronic devices, and sensors for example, to enable their deployment including standalone systems solely exploiting solar harvesting. Protocols, architectures, control schemes as well as software development kit and/or hardware development kits are outlined enabling reduced complexity and flexible configurations of UWB wireless radios within a wide range of devices.