UE Scheduling Terminate Message Stops Air Interface Resource Waste

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Solution Overview

Problem

In LTE networks, there is a waste of air interface resources due to the continued scheduling of streaming media service data by eNodeB even after the user equipment has stopped playing a video, as the eNodeB does not receive a timely video service terminate instruction, leading to unnecessary data transmission.

Innovation Solution

A method where the user equipment sends a scheduling terminate message to the scheduling device when a service terminate or service switching operation is detected, allowing the scheduling device to stop scheduling the streaming media service data, thereby preventing the waste of air interface resources.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the eNodeB continues to schedule cached service data to the UE after the UE stops playing video, then the eNodeB can transmit buffered data without interruption, but air interface resources are wasted due to unnecessary data transmission

Engineering Contradiction:
Improvedata transmission continuityVSAvoidair interface resource waste
Core Design Contradiction:
ProductivityVSLoss of energy

Solution Approach 1:

The patent implements a feedback mechanism where the UE sends a service terminate instruction to the eNodeB when video playback stops. The eNodeB parses this instruction and receives notification that the service has terminated, allowing it to stop scheduling cached data. This feedback loop resolves the contradiction by enabling the eNodeB to adjust its scheduling behavior based on actual UE needs, preventing air interface resource waste while maintaining transmission continuity when needed.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent applies preliminary action by having the UE proactively send the service terminate instruction before the eNodeB would naturally finish transmitting cached data. This advance notification allows the eNodeB to stop scheduling operations in advance, preventing unnecessary air interface transmissions and resource waste while maintaining system efficiency.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If the Server continues to send service data to the eNodeB during the delay period before receiving the terminate instruction, then the Server maintains continuous data delivery, but unnecessary data transmission occurs intensifying resource waste

Engineering Contradiction:
Improvedata delivery continuityVSAvoidnetwork resource waste
Core Design Contradiction:
ProductivityVSLoss of energy

Solution Approach 1:

The patent implements a feedback mechanism where the eNodeB, after parsing the UE's service terminate instruction, sends a service data stop instruction to the Server. This feedback loop allows the Server to stop data delivery promptly, resolving the contradiction by enabling continuous delivery only when needed and preventing network resource waste during the termination period.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent applies preliminary action by having the eNodeB send the service data stop instruction to the Server in advance, before the Server would naturally finish transmitting buffered data. This advance notification allows the Server to halt data delivery proactively, preventing unnecessary network transmissions and resource waste while maintaining delivery continuity when required.

Inventive Principle:
Principle #10Preliminary action

3Loss of time

If the eNodeB parses the video service terminate instruction to detect service termination, then the eNodeB can stop scheduling data timely, but the eNodeB must implement additional parsing functionality increasing device complexity

Engineering Contradiction:
Improveservice termination detection timeVSAvoideNodeB processing complexity
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The patent applies self-service by enabling the eNodeB to autonomously parse the service terminate instruction and detect service termination without requiring additional complex external systems. The eNodeB's existing processing capabilities are leveraged to perform the parsing function, reducing the need for additional hardware or complex external control systems while achieving timely detection.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent applies universality by designing the eNodeB's instruction parsing capability to handle multiple types of signaling messages (including service terminate instructions, scheduling requests, and data transmissions) through a single unified processing mechanism. This multi-functional approach allows the eNodeB to detect service termination without adding dedicated specialized components, thereby minimizing the increase in device complexity.

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

Data Source

PatentEP2658208B1Method, device, and system for processing streaming media service data
Publication Date: 2019.04.03 HUAWEI TECH CO LTD
  • EP2658208B1 patent drawingFigure 1~2
  • EP2658208B1 patent drawingFigure 3~4
  • EP2658208B1 patent drawingFigure 5~6

AI summary

The embodiments of the present invention disclose a method, device, and system for processing streaming media service data, relating to the technical field of mobile communications, to solve the problem of the waste of air interface resources on a scheduling device, resulted from the fact that the scheduling device continues to schedule streaming media data that is not required by a user equipment to the user equipment during a long time after the user equipment has stopped the streaming media service data being performed. In the embodiments of the present invention, when a user equipment detects a service terminate operation or a service switching operation performed by a user, the user equipment sends a scheduling terminate message to a scheduling device, so that the scheduling device can timely learn that the user equipment has stopped a streaming media service being performed, and immediately stop scheduling, according to the scheduling terminate message, streaming media service data requested by the user equipment to the user equipment, thereby avoiding a waste of air interface resources on the scheduling device.