AI Model for Wireless Location Accuracy
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Solution Overview
Problem
Current location methods in wireless communication networks, particularly in complex multi-path or non-direct path environments, suffer from errors in determining the location of User Equipment (UE) due to inaccurate positioning signal measurements.
Innovation Solution
The implementation of an artificial intelligence network model or its parameters to optimize positioning signal measurement information and location information, allowing for improved accuracy by determining the appropriate AI model or parameter usage based on environmental and situational data.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If direct positioning signal measurement is used for location determination, then the method is simple and fast, but location accuracy deteriorates in complex multi-path or non-direct path environments
Solution Approach 1:
The patent introduces an AI network model as an intermediary component between the positioning signal measurement and the location determination. This AI model processes the measurement information and provides optimized location results, especially in complex environments where direct measurement fails. The AI model acts as a mediator that transforms inaccurate direct measurements into accurate location information through learning and optimization.
Solution Approach 2:
The patent utilizes AI network model parameters that can be adjusted and optimized based on different environmental conditions. By changing and optimizing these parameters, the system adapts to complex multi-path or non-direct path environments, improving location accuracy without requiring a complete redesign of the positioning system architecture.
2Measurement precision
If AI network model is used to optimize positioning signal measurement information, then location accuracy is improved, but system complexity increases
Solution Approach 1:
The AI network model is pre-trained and deployed before actual positioning operations. The model parameters are optimized in advance through training data, so that during actual use, the system only needs to input the positioning signal measurement information and receive optimized location results. This preliminary action reduces the computational burden during real-time positioning while maintaining high accuracy.
Solution Approach 2:
The patent employs a simplified interface where the AI model is represented by its parameters and structure rather than the full complex AI computation graph. By using parameter-based representation, the system maintains the intelligence and accuracy of AI models while reducing the visible and computable complexity in the positioning system architecture.
3Reliability
If positioning signal measurement information is directly used without optimization, then processing is fast and simple, but location error increases in NLOS environments
Solution Approach 1:
The AI network model performs optimization in advance during the training phase, learning the relationships between positioning signal measurements and accurate location information from extensive training data. During actual positioning operations, the system only needs to input the measurement information and receive optimized results, which is much faster than performing complex optimization calculations in real-time. This preliminary action trades training time for operational speed.
Solution Approach 2:
The patent replaces complex real-time mathematical optimization calculations with AI-based parameter transformation. Instead of performing computationally intensive optimization algorithms during positioning operations, the system uses pre-optimized AI model parameters to directly transform measurement information into accurate location results, significantly reducing processing time while maintaining high reliability.
Data Source
AI summary
Disclosed are a location method and a communication device. The location method includes: A first communication device determines whether to use an artificial intelligence network model or an artificial intelligence network model parameter or determines an artificial intelligence network model or artificial intelligence network model parameter to be used according to first information. The artificial intelligence network model is configured to obtain or optimize positioning signal measurement information of a target terminal or location information of the target terminal.


