Multi-Channel Ranging Configuration for Vehicle Distance Accuracy
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Solution Overview
Problem
Existing wireless communication systems face challenges in achieving accurate ranging for vehicle-based navigation due to limitations in bandwidth and signal processing, which affect the precision of distance calculations between vehicles and infrastructure.
Innovation Solution
Implementing multi-channel transmission configurations for ranging signals, where vehicles and infrastructure transmit signals over multiple channels simultaneously or at different time intervals, allowing for increased bandwidth and improved accuracy in distance determination.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If single-channel transmission is used for ranging signals, then device complexity is reduced, but ranging accuracy deteriorates due to limited bandwidth
Solution Approach 1:
The patent divides the ranging signal transmission into multiple channels, where each channel carries a portion of the ranging signal. This segmentation increases the total bandwidth available for ranging, thereby improving ranging accuracy while managing device complexity through structured channel assignment and configuration management.
2Measurement precision
If multi-channel transmission is implemented, then bandwidth is increased and ranging accuracy is improved, but device complexity increases
Solution Approach 1:
The patent extends the transmission dimension from single-channel to multi-channel across different frequency resources. By utilizing multiple frequency channels simultaneously, the system increases bandwidth and ranging accuracy while the network manages the increased complexity through centralized configuration and resource allocation.
3Quantity of substance
If multiple channels are used for ranging signals, then bandwidth availability is improved, but configuration management becomes more difficult
Solution Approach 1:
The patent creates a universal configuration framework that manages multiple ranging channels through standardized procedures. The network entity maintains a configuration table that defines channel assignments, resources, and parameters, allowing systematic management of multiple channels while providing flexible adaptation to different deployment scenarios and device capabilities.
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AI summary
Methods, systems, and devices for wireless communication are described. A wireless device may identify a configuration for transmitting ranging signals in a vehicle-based communication system. The configuration may identify a plurality of channels to be used for the ranging signals and timing for the ranging signals. The wireless device may transmit the configuration to a receiver and transmit ranging signals based at least in part on the configuration. The receiver may use the ranging signals to determine a distance between the receiver and the wireless device. The receiver may use the determined distance to update positioning information or operate a motor vehicle.