Terminal Measurement Parameter Differentiation for Power Optimization

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Solution Overview

Problem

Current mobile communication technologies face challenges in reducing power consumption during cell measurement in idle or inactive states, particularly when dedicated measurement frequencies are configured, which can lead to increased power usage and delayed carrier aggregation and dual connectivity configurations.

Innovation Solution

The solution involves using different measurement parameters for dedicated frequencies without altering the existing measurement criteria, allowing for reduced measurement frequency and power consumption while ensuring rapid neighboring-cell measurement results for network configuration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If the terminal performs cell measurement according to the present measurement requirement for dedicated measurement frequencies, then measurement results can be obtained, but power consumption increases and measurement cannot start after detection

Engineering Contradiction:
Improveneighboring-cell measurement resultsVSAvoidpower consumption
Core Design Contradiction:
Measurement precisionVSUse of energy by moving object

Solution Approach 1:

The patent applies parameter changes by introducing different measurement parameters (first measurement parameter and second measurement parameter) for different frequency types. For dedicated measurement frequencies, the terminal uses the first measurement parameter which is greater than the second measurement parameter used for other frequencies. This parameter differentiation allows the terminal to reduce measurement intensity for dedicated frequencies while maintaining sufficient measurement results for network configuration, thereby reducing power consumption without sacrificing measurement effectiveness.

Inventive Principle:
Principle #35Parameter changes

2Measurement precision

If the terminal measures all neighbor frequencies configured by serving cell when cell selection preparation condition is not satisfied, then comprehensive measurement is achieved, but measurement time increases

Engineering Contradiction:
Improvecomprehensive measurement coverageVSAvoidmeasurement time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent segments the measurement process into different categories based on frequency type (dedicated measurement frequencies vs. other frequencies) and applies different measurement parameters to each segment. By segmenting the measurement tasks and applying differentiated parameters, the terminal can focus measurement resources on essential frequencies while reducing or skipping measurements for less critical frequencies, thus achieving comprehensive measurement coverage when needed while reducing overall measurement time when conditions permit.

Inventive Principle:
Principle #1Segmentation

3Reliability

If dedicated measurement frequencies are detected continuously, then measurement coverage is maintained, but additional power consumption occurs

Engineering Contradiction:
Improvemeasurement coverageVSAvoidadditional power consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The patent introduces dynamic measurement parameter selection based on terminal state and network conditions. The terminal dynamically adjusts measurement parameters by selecting between the first measurement parameter (greater value) and second measurement parameter (smaller value) based on whether the terminal is in idle state, inactive state, or connected state, and based on network configuration requirements. This dynamic adjustment allows the terminal to maintain measurement coverage reliability when needed while reducing power consumption during periods when full measurement coverage is not critical, resolving the contradiction between reliability and energy efficiency.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentEP3917207B1Terminal measurement method and apparatus
Publication Date: 2023.05.03 GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD
  • EP3917207B1 patent drawingFigure 1~2
  • EP3917207B1 patent drawingFigure 3~4(b)
  • EP3917207B1 patent drawingFigure 5~7

AI summary

The embodiments of the disclosure provide a measurement method and apparatus for a terminal, as well as a terminal. The measurement method includes that: a terminal acquires first indication information, the first indication information being for determining a measurement parameter of a dedicated measurement frequency, the measurement parameter of the dedicated measurement frequency being a first measurement parameter and/or a second measurement parameter, and the first measurement parameter being greater than the second measurement parameter.