Multi-Carrier Wireless Transmission for Reliable Low-Latency Messaging

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Solution Overview

Problem

Existing wireless communication systems face challenges in efficiently utilizing multiple wireless resources for improved reliability and reduced latency in message transmission.

Innovation Solution

The implementation of multiple carrier transmission using a plurality of wireless resources, where messages are sent via different wireless resources and/or time/frequency resources, allowing for independent configuration of each resource to enhance reliability and decrease latency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If single carrier transmission is used, then device complexity is reduced, but reliability and latency are worsened

Engineering Contradiction:
Improvemessage transmission reliabilityVSAvoidtransmission system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The transmission system is segmented into multiple independent carriers, each capable of transmitting messages independently. This segmentation allows the system to achieve improved reliability through diversity transmission while managing complexity by treating each carrier as an independent transmission path with its own configuration parameters.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system transitions from single-carrier transmission to multi-carrier transmission, adding the carrier dimension to the transmission system. This dimensional expansion enables messages to be transmitted across multiple frequency resources simultaneously, improving reliability without proportionally increasing device complexity through standardized carrier configurations.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Reliability

If multiple carrier transmission is implemented, then reliability is improved, but device complexity increases

Engineering Contradiction:
Improvemessage transmission reliabilityVSAvoidconfiguration management complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The configuration mechanism is designed to be universal across multiple carriers, with a single configuration message capable of configuring multiple carriers simultaneously. This multi-functionality reduces configuration management complexity while maintaining the reliability benefits of multi-carrier transmission.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system uses parameter-based configuration where carriers are identified by carrier indicators and configured using standardized parameter sets. By changing the configuration approach from individual carrier setup to parameter-driven bulk configuration, the system manages complexity while maintaining reliability improvements from multi-carrier operation.

Inventive Principle:
Principle #35Parameter changes

3Loss of time

If multiple wireless resources are used, then latency is reduced, but device complexity increases

Engineering Contradiction:
Improvemessage transmission latencyVSAvoidresource management complexity
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

Carriers are pre-configured with transmission parameters including carrier indicators, frequency offsets, and resource allocations before message transmission. This preliminary configuration enables immediate message transmission across multiple carriers without real-time negotiation, reducing latency while managing resource management complexity through advance setup.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The configuration message acts as an intermediary that carries all necessary carrier configuration information, including carrier indicators and resource allocations. This intermediary mechanism streamlines the complexity of managing multiple wireless resources by consolidating configuration data into a single standardized message format.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentEP3913845B1Method, system and device for transmission using a plurality of wireless resources
Publication Date: 2025.07.02 COMCAST CABLE COMM LLC
  • EP3913845B1 patent drawingFigure 1A~1B
  • EP3913845B1 patent drawingFigure 2A~2B
  • EP3913845B1 patent drawingFigure 3

AI summary

A base station and/or a wireless device may communicate using a plurality of wireless resources. Multiple carriers may be used for a transmission such that portions of the transmission may be transmitted using different carriers. Multiple carrier transmission may be independently configured for each of a plurality of wireless resources.