Heterogeneous Wireless Network Location-Based Antenna Scheduling
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Solution Overview
Problem
Traditional wireless networks fail to fully exploit heterogeneous network configurations to improve operational efficiency, particularly in estimating user device locations and optimizing downlink transmission resources, leading to suboptimal bandwidth utilization and increased operational expenses.
Innovation Solution
The techniques involve estimating the location of wireless devices using reference signal feedback, determining optimal antenna configurations for downlink transmissions by selecting appropriate transmission points from macrocell base stations and low-power nodes, and dynamically scheduling reference signal transmissions to improve channel quality feedback and resource allocation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If traditional wireless networks use uniform transmission resources for all users, then network operation is simplified, but bandwidth utilization efficiency deteriorates
Solution Approach 1:
The patent applies local quality by determining location-specific antenna configurations for different wireless devices. Instead of uniform transmission resources, the system configures transmission antennas based on the specific location of each device, thereby improving bandwidth utilization efficiency while managing complexity through automated location-based rules.
Solution Approach 2:
The patent implements dynamics by dynamically adjusting antenna configurations based on real-time device locations. The system continuously monitors device positions and adapts transmission resources accordingly, transforming static uniform resource allocation into dynamic location-optimized allocation to improve bandwidth efficiency.
2Productivity
If heterogeneous network configurations are fully exploited with location-based optimization, then bandwidth efficiency improves, but system complexity increases
Solution Approach 1:
The patent applies self-service by enabling the system to automatically determine device locations and select appropriate antenna configurations without manual intervention. The network autonomously exploits heterogeneous configurations based on real-time location data, improving bandwidth efficiency while containing complexity through automation rather than manual configuration management.
3Reliability
If downlink transmissions use optimized antenna configurations based on device location, then transmission performance improves, but measurement and location estimation complexity increases
Solution Approach 1:
The patent implements feedback by using measurement reports from wireless devices to determine their locations and subsequently optimize antenna configurations. The system continuously receives feedback on device positions and adjusts transmissions accordingly, improving transmission performance while managing measurement complexity through structured feedback loops and standardized reporting mechanisms.
Data Source
AI summary
A heterogeneous wireless communication network includes a macrocell base station that one or more low power nodes. The location of a wireless device is estimated based on feedback reports received from the wireless device in response to downlink transmissions of a reference signal. Based on the estimated location, a schedule for future transmissions of the reference signal to the wireless device are determined. The schedule specifies a frequency of transmission of the reference signals. The schedule specifies downlink transmission antenna configuration to be used for the reference signal transmissions.