Selective IP Address Allocation in Evolved Wireless Networks

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Solution Overview

Problem

In evolved wireless networks, IP address allocation is inefficient as it automatically allocates IP addresses to all wireless terminals regardless of type, leading to multiple IP addresses for non-integrated terminals, which is unnecessary and inefficient.

Innovation Solution

A system where the network determines whether an IP address is required based on the wireless terminal type during the attach procedure, selectively allocating an IP address only when necessary, allowing non-integrated terminals to obtain an IP address via alternative methods post-attachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If IP address is automatically allocated to all wireless terminals during attach procedure, then all terminals can obtain network access, but non-integrated terminals receive multiple IP addresses which is unnecessary and inefficient

Engineering Contradiction:
Improvenetwork access efficiencyVSAvoidIP address allocation quantity
Core Design Contradiction:
ProductivityVSQuantity of substance

Solution Approach 1:

The patent applies local quality by differentiating IP address allocation based on terminal type. The network determines whether the terminal is integrated or non-integrated and selectively allocates IP addresses accordingly - integrated terminals receive IP addresses during attach procedure while non-integrated terminals do not, thus optimizing resource distribution according to specific local needs of each terminal type

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent implements partial action by providing IP address allocation only to the extent necessary. Instead of universally allocating IP addresses to all terminals, the system provides partial allocation only to integrated terminals that require it, avoiding excessive allocation to non-integrated terminals that can obtain addresses through alternative post-attachment methods

Inventive Principle:
Principle #16Partial or excessive action

2Ease of operation

If IP address is allocated to all terminals during attach procedure, then network access is simplified, but IP address management becomes inefficient due to unnecessary allocations

Engineering Contradiction:
Improveattach procedure simplicityVSAvoidIP address management complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent applies preliminary action by having the network determine terminal type and pre-determine the appropriate IP address allocation strategy during the attach procedure. This preliminary classification allows the system to follow different allocation paths based on terminal type, simplifying the overall management by establishing allocation rules in advance rather than handling complex post-allocation adjustments

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentEP2130389B1IP address allocation in evolved wireless networks
Publication Date: 2018.02.21 MARVELL WORLD TRADE LTD
  • EP2130389B1 patent drawingFigure 1~3
  • EP2130389B1 patent drawingFigure 4
  • EP2130389B1 patent drawingFigure 5

AI summary

A networking system includes a first wireless network module that transmits a request to attach to a network and a second wireless network module. The second wireless network module receives the request, determines whether the first wireless network module requires an IP address based on the request, and selectively allocates an IP address to the first wireless network module based on the determination.