Communication Apparatus Network Slice Connection Management

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Solution Overview

Problem

Communication apparatuses face power consumption issues when maintaining connections with base stations that cannot provide the desired network slice, leading to inefficient resource allocation and increased energy usage.

Innovation Solution

Incorporating an acquisition unit to gather network slice information and a determination unit to assess whether the base station provides the desired slice, with a cancellation unit to disconnect from the base station if it does not meet the requirements, thereby preventing unnecessary power consumption.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the communication apparatus maintains connection with the base station, then the connection stability is improved, but the power consumption increases unnecessarily when the desired network slice is not provided

Engineering Contradiction:
Improveconnection stabilityVSAvoidpower consumption
Core Design Contradiction:
Stability of the object's compositionVSUse of energy by moving object

Solution Approach 1:

The communication apparatus acquires network slice information from the base station and uses this feedback to determine whether to maintain or cancel the connection. This feedback mechanism allows the apparatus to make informed decisions about connection maintenance based on actual network slice availability, avoiding unnecessary power consumption while maintaining connection stability when appropriate

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The connection state is made dynamic rather than static. The communication apparatus can transition between connected and disconnected states based on real-time network slice availability. This dynamic approach allows the system to adapt to changing conditions, maintaining connections only when the desired network slice is actually provided

Inventive Principle:
Principle #15Dynamics

2Use of energy by moving object

If the communication apparatus checks network slice information and cancels connection when slice is not provided, then the power consumption is reduced, but the device complexity increases

Engineering Contradiction:
Improvepower consumptionVSAvoiddevice complexity
Core Design Contradiction:
Use of energy by moving objectVSDevice complexity

Solution Approach 1:

The communication apparatus performs preliminary checks of network slice information during the connection establishment phase or immediately after connection. By checking network slice availability in advance and canceling connection proactively when the desired slice is not provided, the system avoids entering a state of unnecessary connection maintenance, thereby reducing power consumption without requiring complex ongoing monitoring mechanisms

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent extracts the network slice checking and connection cancellation functionality as separate, dedicated units (acquisition unit, determination unit, cancellation unit). This modular extraction simplifies the overall device architecture by isolating the power-saving logic into specific functional blocks, making the system easier to understand and implement despite the added functionality

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS11606744B2Communication apparatus, communication method, and storage medium
Publication Date: 2023.03.14 CANON KK
  • US11606744B2 patent drawing
  • US11606744B2 patent drawing
  • US11606744B2 patent drawing

AI summary

Network slice information indicating a characteristic of a wireless network to be provided by a base station is acquired, and whether the base station provides a predetermined network slice is determined based on the acquired network slice information. If a determination that the base station does not provide the predetermined network slice is made, connection processing for connection between a communication apparatus and the base station is canceled, or connection between the communication apparatus and the base station is disconnected.