Portable Microwave Transceiver Control for Field Link Alignment

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Solution Overview

Problem

The existing process for aligning microwave link nodes requires manual intervention, multiple teams, and extensive planning, leading to long lead times and dependencies, making it difficult to perform alignment or service if the indoor unit is not operational or malfunctioning.

Innovation Solution

A portable radio controller unit that provides power and control to microwave radio transceivers via a signal cable, enabling alignment and service without the need for a functioning indoor unit, using a user interface, communication channels, and radio configuration commands to adjust frequencies and detect signal strength.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual alignment procedures are used with indoor units providing power and configuration, then the microwave radio transceiver can be configured and powered, but the process requires multiple teams and extensive planning leading to long lead times

Engineering Contradiction:
Improvealignment capabilityVSAvoidlead time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

A portable field alignment unit serves as an intermediary device between the microwave radio transceiver and the alignment operator. This self-contained unit provides all necessary power, configuration, and control functions that were previously dependent on the indoor unit, enabling independent field alignment operations without requiring coordinated multi-team efforts or extensive infrastructure setup.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If indoor units are required to power and configure the microwave radio transceiver, then proper operation is achieved, but alignment cannot be performed if the indoor unit is not yet operational or malfunctioning

Engineering Contradiction:
Improvetransceiver operationVSAvoidalignment flexibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The portable field alignment unit is designed to be self-contained and self-sufficient, carrying its own power source, configuration data, and control interfaces. This allows the unit to independently power and configure the microwave radio transceiver without relying on external indoor units, enabling alignment operations even when indoor units are unavailable, not yet installed, or malfunctioning.

Inventive Principle:
Principle #25Self-service

3Reliability

If multiple teams are coordinated for mast installation, shelter construction, indoor part installation, and power supply, then complete site functionality is achieved, but the complex workflow creates long lead times

Engineering Contradiction:
Improvesite functionalityVSAvoidworkflow complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The portable field alignment unit extracts and consolidates the essential functions previously distributed across multiple teams and infrastructure components. By taking out the power supply, configuration, and control capabilities from the indoor unit and multi-team coordination system, the invention enables a single operator to perform alignment independently, dramatically simplifying the workflow while maintaining complete site functionality.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS12615068B2Means and method for microwave radio transceiver control
Publication Date: 2026.04.28 TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
  • US12615068B2 patent drawing
  • US12615068B2 patent drawing
  • US12615068B2 patent drawing

AI summary

The present disclosure relates to a portable radio controller unit arrangement (1, 1A, 1B, 1C) that comprises an electrical power source (9) that is adapted to provide power to a microwave radio transceiver (3) that comprises a transmitter unit (13) and a receiver unit (15). The microwave radio transceiver (3) is comprised in a microwave link node (4) and is connected to a directive antenna (5) and to a signal cable (2). The radio controller unit arrangement (1) further comprises a user interface unit (8, 21) which is adapted to communicate with the microwave radio transceiver (3) such that the portable radio controller unit arrangement (1, 1A, 1B, 1C) is adapted to enable user control of the microwave radio transceiver (3) via the user interface unit (8).