Network Positioning Measurements Across Multiple Time Instants
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Solution Overview
Problem
Current positioning methods require multiple access network devices for joint measurement, which cannot be used when only one device is involved, leading to positioning failures in terminal devices.
Innovation Solution
A communication method that instructs a device to perform positioning measurements at different instants, allowing positioning even with a single access network device by simulating multiple devices through the movement of a mobile access network device.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If joint positioning measurement method is used, then positioning accuracy is improved, but it requires multiple access network devices which increases device complexity
Solution Approach 1:
The patent applies the dynamics principle by enabling a single access network device to perform positioning measurements at multiple different instants. The device dynamically changes its measurement state over time, taking measurements at different time points (first instant, second instant, etc.) to generate multiple measurement results that simulate the effect of multiple devices, thereby achieving accurate positioning without requiring multiple physical devices.
Solution Approach 2:
The patent implements periodic action by having the access network device perform positioning measurements at periodically spaced instants. The device takes measurements at a first instant, then at a second instant, and continues at subsequent instants, creating a periodic measurement pattern that generates multiple measurement results over time, effectively replacing the need for multiple simultaneous devices.
2Reliability
If multiple access network devices participate in joint positioning measurement, then positioning reliability is improved, but it increases system complexity and coordination requirements
Solution Approach 1:
The patent uses dynamics by transforming a static single-device system into a dynamic time-varying measurement system. The single access network device performs measurements at multiple different instants, creating temporal diversity that provides reliability similar to spatial diversity achieved by multiple devices, without requiring complex inter-device coordination.
Solution Approach 2:
The patent applies segmentation by dividing the positioning measurement process into multiple separate measurement instances at different instants. Each measurement at a different instant is treated as an independent measurement result, and these segmented measurements are then combined to achieve reliable positioning without requiring multiple physical devices to coordinate.
3Device complexity
If positioning measurement is performed with a single access network device, then device complexity is reduced, but positioning cannot be implemented using joint positioning measurement method
Solution Approach 1:
The patent applies dimensionality change by transitioning from spatial diversity (multiple devices at same time) to temporal diversity (single device at multiple times). Instead of using multiple devices simultaneously in space, the system uses a single device measuring at multiple different time instants, adding the time dimension to compensate for the reduction in spatial elements.
Solution Approach 2:
The patent uses dynamics to enable a single device to achieve what traditionally required multiple static devices. By making the measurement process dynamic—taking measurements at varying instants rather than a single static measurement—the system maintains positioning implementability with reduced device complexity.
Data Source
AI summary
Provided are communication methods, communication devices, and core network devices. A communication method comprises: a first device receiving a first message sent by a core network device, wherein the first message is used for instructing the first device to execute positioning measurements, and the positioning measurements comprise multiple measurements corresponding to different moments.


