Coordinated Beamforming Across Multiple Access Nodes
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Solution Overview
Problem
Telecommunication systems face inefficiencies due to high load and interference conditions, which can lead to poor communication services, especially when signal levels fail to meet criteria, necessitating a solution to balance load and consider interference effectively.
Innovation Solution
Implementing beam forming at multiple access nodes, where beam forming data is communicated between nodes, and coordinated multipoint transmissions are adjusted based on signal quality and interference conditions, using MIMO protocols and coordinated multipoint transmission techniques to enhance channel quality and reduce interference.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If beam forming is implemented at multiple access nodes, then channel quality is enhanced and interference is reduced, but device complexity increases
Solution Approach 1:
The patent combines beam forming capabilities across multiple access nodes into a coordinated multipoint transmission system. Multiple nodes work together as a unified system to transmit signals to a wireless device, merging their individual beam forming functions to achieve enhanced channel quality and interference reduction while managing complexity through coordination protocols.
2Reliability
If coordinated multipoint transmissions are enabled, then signal level criteria are met, but system load increases
Solution Approach 1:
The system enables coordinated multipoint transmissions selectively rather than universally. Beam forming and coordinated transmissions are activated only when signal level criteria are not met through conventional means, applying the enhancement partially to specific scenarios where it is most needed, thus balancing signal quality improvement with system load management.
3Object-affected harmful factors
If beams are adjusted based on coordinated multipoint transmissions, then interference conditions are improved, but processing requirements increase
Solution Approach 1:
The system uses feedback mechanisms where access nodes exchange beam forming data and transmission status information. Based on this feedback, nodes dynamically adjust their beam directions and transmission parameters to mitigate interference. The feedback loop enables adaptive interference management without requiring overly complex predetermined processing, as the system responds to actual channel conditions in real-time.
Data Source
AI summary
Systems and methods are described for performing beam forming at multiple access nodes. A first access node may receive a signal level from a wireless device that fails to meet a signal level criteria. It may be determined that beam forming is enabled at the first access node. Beam forming data may then be communicated between the first access node and a second access node. It may also be determined whether coordinated multipoint transmissions are enabled at the first access node. Beams transmitted from the first access node and the second access node may be adjusted based on whether coordinated multipoint transmissions are enabled from the first access node.