Terminal Resource Overlap Bypass in Communication Systems

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Solution Overview

Problem

The increasing number of terminal devices in communication systems, particularly with the expansion of IoT technology, leads to resource conflicts and increased scheduling complexity for network devices.

Innovation Solution

A communication method where terminal devices receive downlink control information to indicate the use of a first channel on a first resource, and upon receiving first indication information, they bypass any overlapping resources in the first resource when necessary, using a third resource that does not overlap with the second resource in time domain.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If network devices allocate resources for terminal devices, then communication can be established, but scheduling complexity increases due to resource conflicts

Engineering Contradiction:
Improvecommunication efficiencyVSAvoidscheduling complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent applies preliminary action by having the terminal device proactively determine and report the resource overlap situation before the network device performs scheduling. The terminal device preliminarily identifies whether the first resource overlaps with the second resource in time domain and reports this information to the network device, enabling the network device to perform scheduling without needing to perform complex bypass operations.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If network devices bypass used or allocated resources when allocating resources, then resource conflicts are avoided, but scheduling complexity increases

Engineering Contradiction:
Improveresource conflict avoidanceVSAvoidscheduling complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements feedback by having the terminal device report the resource overlap situation back to the network device. The terminal device determines whether the first resource overlaps with the second resource and reports this feedback information to the network device, which then adjusts its scheduling decision accordingly, eliminating the need for the network device to perform complex bypass operations.

Inventive Principle:
Principle #23Feedback

3Ease of manufacture

If terminal devices use resources without considering overlaps, then resource allocation is simple, but resource conflicts occur

Engineering Contradiction:
Improveresource allocation simplicityVSAvoidresource conflicts
Core Design Contradiction:
Ease of manufactureVSObject-generated harmful factors

Solution Approach 1:

The patent applies self-service by having the terminal device autonomously determine and report the resource overlap situation to the network device. The terminal device independently identifies whether the first resource overlaps with the second resource in time domain and reports this information, enabling the network device to make informed scheduling decisions without requiring complex coordination mechanisms.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12323956B2Communication method and communications apparatus
Publication Date: 2025.06.03 HUAWEI TECH CO LTD
  • US12323956B2 patent drawing
  • US12323956B2 patent drawing
  • US12323956B2 patent drawing

AI summary

This application provides a communication method and a communications apparatus, where the communication method includes: receiving, by a terminal device, downlink control information, where the downlink control information is used to indicate the terminal device to receive or send a first channel on a first resource; receiving, by the terminal device, first indication information, where the first indication information is used to indicate a second resource; when the first resource and the second resource overlap in time domain, receiving or sending, by the terminal device, the first channel on a third resource, where the third resource and the second resource do not overlap in time domain.