5G Uplink Resource Allocation Using Time-Based Channel Priority

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Solution Overview

Problem

The existing LTE system faces challenges in efficiently allocating uplink transmission resources, managing handovers, and reducing battery consumption and processing load in next-generation mobile communication systems, particularly due to complex logical channel prioritization and high delay times in random access processes.

Innovation Solution

A method is proposed for identifying logical channels based on time durations and allocating uplink resources with priority, enabling efficient data transmission through multiple connections and reducing handover failure probability, battery consumption, and delay times in next-generation mobile communication systems.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If complex logical channel prioritization is applied in LTE system, then data transmission efficiency is improved, but device complexity increases

Engineering Contradiction:
Improvedata transmission efficiencyVSAvoidlogical channel prioritization complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent extracts the essential function of logical channel prioritization by using a simplified priority list mechanism instead of complex dynamic prioritization algorithms. The core functionality is maintained while removing unnecessary complexity through a predefined priority structure that is easier to implement and process.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent introduces dynamic priority adjustment based on time duration parameters. The priority list is not fixed but can be dynamically modified based on real-time conditions, allowing the system to adapt to changing network conditions while maintaining simplicity through rule-based adjustments rather than complex optimization algorithms.

Inventive Principle:
Principle #15Dynamics

2Reliability

If traditional random access process is used, then connection establishment is achieved, but delay time increases

Engineering Contradiction:
Improveconnection establishmentVSAvoidrandom access delay time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent applies preliminary action by pre-configuring priority lists and resource allocation parameters before the random access process begins. This allows the terminal to make faster decisions during the access process by referring to pre-established priorities rather than performing complex real-time calculations, thereby reducing delay time while maintaining connection establishment reliability.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent segments the random access process into distinct phases with specific priority handling at each stage. By dividing the access process and applying priority rules at specific segmentation points, the system reduces overall delay while ensuring reliable connection establishment through structured progression through defined stages.

Inventive Principle:
Principle #1Segmentation

3Reliability

If multiple connections method is applied for handover, then handover reliability is improved, but processing load increases

Engineering Contradiction:
Improvehandover reliabilityVSAvoidhandover processing load
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies partial action by implementing multiple connections only when necessary and to the extent needed for reliable handover. Rather than maintaining full complexity of multiple connections always, the system uses them selectively during handover scenarios, reducing processing load during normal operation while maintaining handover reliability when required.

Inventive Principle:
Principle #16Partial or excessive action

Solution Approach 2:

The patent uses parameter changes to manage handover processing. By dynamically adjusting connection parameters and priority levels based on handover conditions, the system achieves reliable handover without maintaining constant high processing load. The parameters are modified only when handover is detected or anticipated, reducing overall processing requirements.

Inventive Principle:
Principle #35Parameter changes

4Productivity

If existing LTE uplink resource allocation is used, then basic data transmission is achieved, but battery consumption increases

Engineering Contradiction:
Improveuplink data transmissionVSAvoidterminal battery consumption
Core Design Contradiction:
ProductivityVSUse of energy by moving object

Solution Approach 1:

The patent applies periodic action through time-based priority adjustments and resource allocation cycles. Instead of continuous high-priority processing, the system uses periodic priority list updates and time-duration-based resource allocation, allowing the terminal to enter lower-power states between periodic operations while maintaining efficient uplink data transmission during active periods.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The patent introduces dynamic priority adjustment based on time duration parameters that allows the terminal to optimize battery consumption. By adjusting priority levels dynamically based on actual transmission time requirements and network conditions, the system achieves efficient data transmission while reducing unnecessary processing and associated energy consumption during low-activity periods.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12581368B2Method and apparatus for transmitting data in a mobile communication system
Publication Date: 2026.03.17 SAMSUNG ELECTRONICS CO LTD
  • US12581368B2 patent drawing
  • US12581368B2 patent drawing
  • US12581368B2 patent drawing

AI summary

A communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT) is disclosed. The method and system may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, including smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The method and system relate to quickly and efficiently allocating uplink transmission resource to data of a terminal.