Configurable Quality Metrics for Positioning Measurements
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Solution Overview
Problem
Current 4G/LTE wireless communication systems face limitations in spectral efficiency, signaling efficiency, and latency, which are critical for supporting the increased demands of 5G mobile standards, particularly in achieving higher data transfer speeds and numerous simultaneous connections.
Innovation Solution
The implementation of advanced wireless communication systems, including the use of quasi-collocated reference signals, beamforming techniques, and multi-carrier systems, such as 5G NR, which enhance data transmission rates and reduce latency by optimizing RF signal directionality and frequency spectrum utilization.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Speed
If 4G/LTE wireless communication systems are used, then current spectral efficiency and signaling efficiency are maintained, but data transfer speeds and latency cannot meet 5G standard requirements
Solution Approach 1:
The patent changes the parameter of measurement reporting granularity by introducing configurable quality metrics (RSTD quality and SS-RSRP quality) that can be adjusted in steps (e.g., 0.5ms, 1ms, 2ms). This allows the system to optimize data transfer speed by reporting measurements at appropriate intervals without requiring complete system redesign for 5G compliance.
Solution Approach 2:
The patent implements dynamic measurement reporting where the UE adjusts reporting behavior based on quality thresholds and configurable parameters. The system transitions from static reporting intervals to dynamic reporting that adapts to channel conditions and quality requirements, enabling faster data transfer when conditions permit while reducing complexity during stable conditions.
2Measurement precision
If measurement reporting is performed with high precision and frequent updates, then positioning accuracy is improved, but signaling overhead and latency increase
Solution Approach 1:
The patent introduces configurable quality parameters (RSTD quality, SS-RSRP quality) with adjustable thresholds and step sizes. This allows the system to maintain measurement precision by reporting only when quality changes exceed configured thresholds, thereby reducing signaling overhead while preserving positioning accuracy when needed.
Solution Approach 2:
The patent implements partial reporting by only transmitting measurement reports when quality metrics change beyond configured thresholds. This selective reporting approach maintains positioning precision for critical measurements while reducing signaling overhead by omitting redundant reports during stable conditions.
3Reliability
If multiple quality metrics are reported for positioning measurements, then positioning quality is enhanced, but signaling efficiency decreases
Solution Approach 1:
The patent configurable quality metrics (RSTD quality, SS-RSRP quality) with adjustable thresholds and step sizes. This allows the system to enhance positioning reliability by reporting multiple quality dimensions while controlling signaling overhead through configurable reporting criteria and incremental update mechanisms.
Data Source
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AI summary
Disclosed are techniques for wireless communication. In an aspect, a network node performs one or more positioning measurements of one or more types of positioning measurements of one or more reference signals, and reports, to a positioning entity, the one or more positioning measurements and one or more measurement quality values representing a measurement quality of the one or more positioning easurements, the one or more measurement quality values based on measurement quality reporting parameters, wherein the measurement quality reporting parameters comprise a minimum error value, a maximum error value, a number of bits used for the one or more measurement quality values, a scaling function or an identifier of the scaling function, or any combination thereof.