Paging Parameter Adjustment for Unlicensed Cell Reliability

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Solution Overview

Problem

Existing technologies do not support the transmission of paging messages on unlicensed cells and lack a defined mechanism for ensuring the reliability of paging messages in New Radio (NR) systems.

Innovation Solution

A paging processing method that adjusts paging parameters and calculation formulas to determine adjusted Paging Frames (PF) and Paging Occasions (PO), enhancing the paging mechanism by increasing the number of PFs and POs, particularly in unlicensed frequency bands, to improve reliability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If paging messages are transmitted on unlicensed cells in NR systems, then paging coverage is extended, but paging reliability cannot be ensured due to lack of defined mechanisms

Engineering Contradiction:
Improvepaging coverageVSAvoidpaging reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent changes paging parameters including increasing the number of paging frames (PF) and paging occasions (PO), adjusting paging periodicity, and modifying paging resource allocation to enhance paging reliability in unlicensed cells while maintaining extended paging coverage

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent performs preliminary actions by pre-configuring multiple paging frames and occasions, and pre-establishing paging resource allocations before actual paging transmission, ensuring that reliable paging mechanisms are in place before paging messages need to be sent

Inventive Principle:
Principle #10Preliminary action

2Reliability

If the number of paging frames and paging occasions is increased, then paging reliability is improved, but system complexity increases

Engineering Contradiction:
Improvepaging success rateVSAvoidpaging mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent segments the paging mechanism into multiple independent paging frames and paging occasions, allowing the system to achieve higher reliability through redundancy while managing complexity by organizing paging resources into discrete, manageable units

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements dynamic paging parameter adjustment where the network can adaptively configure paging frames and occasions based on traffic conditions and reliability requirements, allowing the system to optimize between reliability and complexity in real-time

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11115956B2Paging processing method, user equipment, network device and computer storage medium
Publication Date: 2021.09.07 GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD
  • US11115956B2 patent drawing
  • US11115956B2 patent drawing
  • US11115956B2 patent drawing

AI summary

A method includes: adjusting a paging parameter and/or a paging calculation formula to obtain an adjusted paging parameter and/or paging calculation formula; and determining an adjusted Paging Frame (PF) and/or Paging Occasion (PO) based on the adjusted paging parameter and/or paging calculation formula.