Subscription Manager for Mobile Network Traffic Reduction

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Solution Overview

Problem

Existing mobile device management systems inefficiently handle subscription and notification messages, leading to increased network traffic and resource utilization, as devices typically send frequent subscribe and unsubscribe messages based on timers, without prioritization or centralized management.

Innovation Solution

A subscription manager system that sends subscribe and unsubscribe messages on behalf of mobile devices, prioritizing applications based on user needs and managing notifications efficiently by collecting and sending them in batches, reducing network traffic and improving resource utilization.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If mobile devices send frequent subscribe and unsubscribe messages based on timers, then applications can receive timely notifications, but network traffic and resource utilization increase

Engineering Contradiction:
Improvenotification delivery timelinessVSAvoidnetwork traffic
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

The patent introduces a subscription manager as an intermediary component that centralizes subscription management. Instead of each mobile device sending individual subscribe/unsubscribe messages to applications, the subscription manager handles these messages centrally. This reduces redundant network traffic while ensuring timely notification delivery, as the subscription manager can efficiently manage subscriptions across multiple devices and applications.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If mobile devices send frequent subscribe and unsubscribe messages based on timers, then applications can receive timely notifications, but device resource utilization increases

Engineering Contradiction:
Improvenotification delivery timelinessVSAvoiddevice resource utilization
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The subscription manager acts as an intermediary that offloads subscription management tasks from individual mobile devices. By centralizing this functionality, mobile devices consume fewer resources as they don't need to continuously send timer-based subscribe/unsubscribe messages. The subscription manager handles the timing and message generation centrally, reducing device energy consumption while maintaining notification timeliness.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If subscription messages are sent without centralized management, then device autonomy is maintained, but network efficiency decreases

Engineering Contradiction:
Improvedevice autonomyVSAvoidnetwork efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The subscription manager serves as a centralized intermediary that coordinates subscription messages across the network. This centralization improves network efficiency by reducing redundant traffic and optimizing message routing, while the system maintains device autonomy through standardized interfaces that allow devices to interact with the subscription manager using familiar protocols.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The subscription manager provides universal subscription management services that can serve multiple mobile devices and applications through a single centralized system. This multi-functional approach improves network efficiency by consolidating subscription handling, while maintaining compatibility with various device types and application protocols.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS9191804B1Managing subscription messages on behalf of a mobile device
Publication Date: 2015.11.17 T MOBILE INNOVATIONS LLC
  • US9191804B1 patent drawing
  • US9191804B1 patent drawing
  • US9191804B1 patent drawing

AI summary

Methods are disclosed for managing subscribe messages that are sent to various applications on behalf of a mobile device. The subscription manager determines which applications the mobile device can access and receives a notification that the mobile device has become registered with the network. It then communicates a subscribe message to one or more of the applications to which the mobile device has access so that the mobile device can communicate with the applications.