Network Node Beam Measurement Event Exchange

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Solution Overview

Problem

Current wireless communication systems face challenges in effectively addressing capacity and coverage issues due to the lack of efficient methods for synchronizing and optimizing synchronization signal block (SSB) and channel status indicator (CSI) reference signal (RS) beams across network nodes, leading to suboptimal performance and interference.

Innovation Solution

A method is introduced where a first network node receives information related to events detected by a neighbor network node, including channel measurements associated with SSB and CSI-RS beams, to determine network issues such as capacity and coverage optimization problems, enabling the exchange of events and measurements between nodes to resolve these issues.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If network nodes operate independently without exchanging beam measurement events, then device complexity and information processing load are reduced, but coverage optimization capability and network coordination efficiency deteriorate

Engineering Contradiction:
Improvecoverage optimization capabilityVSAvoidbeam measurement information sharing
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The patent implements a feedback mechanism where network nodes exchange beam measurement events and coverage optimization information through standardized interface messages. This allows nodes to adjust their beam configurations based on feedback from neighboring nodes, improving overall network coverage while maintaining manageable information exchange through structured reporting protocols.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent introduces a standardized interface as an intermediary between network nodes, which mediates the exchange of beam measurement events and coverage optimization data. This intermediary structure enables information sharing without requiring direct complex connections between all nodes, thus improving coordination capability while controlling system complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If network nodes exchange detailed beam measurement events and coverage optimization information, then coverage optimization capability improves, but device complexity and processing overhead increase

Engineering Contradiction:
Improvecoverage optimization capabilityVSAvoidinformation processing complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent segments the beam measurement information into distinct event types and categories, allowing nodes to exchange only relevant subsets of data based on their specific needs. This segmentation reduces the overall complexity of information processing while maintaining comprehensive coverage optimization capability through targeted data exchange.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent employs parameter-based filtering and selection in the information exchange process, where nodes can adjust the level of detail and types of beam measurement events shared based on network conditions and requirements. This dynamic parameter adjustment optimizes the balance between coverage optimization capability and processing complexity.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20230308371A1Transferring events related to beam measurements
Publication Date: 2023.09.28 TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
  • US20230308371A1 patent drawing
  • US20230308371A1 patent drawing
  • US20230308371A1 patent drawing

AI summary

A first network node can operate in a communications network that includes a second network node. The first network node receives a message from the second network node. The message can include information associated with an event detected by a neighbor network node that is different than the first network node. The event can be related to channel measurements associated with the neighbor network node operating in the communications network. The first network node can determine a network issue associated with the communications network based on the information.