Dynamic PTT Group Creation for Adaptive Communication

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Solution Overview

Problem

Conventional Push-to-Talk (PTT) services limit communication to predefined groups, requiring users to manually search for suitable partners and maintain static groups, which is inefficient and does not accommodate dynamic communication needs.

Innovation Solution

A method and server system that dynamically create PTT groups based on user profiles and call request data, allowing for dynamic selection of communication partners without prior knowledge, supporting various media streams, and enabling conversion to static groups for long-term relationships.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional PTT services use predefined groups, then group stability is maintained, but communication efficiency and adaptability deteriorate

Engineering Contradiction:
Improvecommunication adaptabilityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements dynamic group creation where subscribers are automatically selected based on real-time correlation of communication needs, replacing static predefined groups. The system dynamically forms ad-hoc groups during each communication session and dissolves them afterward, enabling adaptability without requiring complex manual group management interfaces.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system performs automatic subscriber selection and group formation without requiring manual intervention. The server autonomously correlates communication needs with subscriber profiles, creates appropriate groups, and manages the entire process, reducing the burden on users while maintaining system simplicity.

Inventive Principle:
Principle #25Self-service

2Loss of time

If manual partner selection is required, then communication precision is improved, but time consumption and operational complexity increase

Engineering Contradiction:
Improvetime for partner selectionVSAvoidoperation simplicity
Core Design Contradiction:
Loss of timeVSEase of operation

Solution Approach 1:

Subscribers pre-provide profiles containing information about their communication needs, interests, and preferences. This preliminary data preparation enables the system to automatically select appropriate partners without requiring manual search or selection during actual communication, significantly reducing time loss while maintaining precision.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system continuously monitors and correlates communication needs with subscriber profiles, using feedback loops to automatically adjust group formations. This feedback mechanism ensures precise partner selection while eliminating manual intervention, improving both speed and ease of operation.

Inventive Principle:
Principle #23Feedback

3Productivity

If static groups are maintained, then group stability is preserved, but data handling volume and maintenance complexity increase

Engineering Contradiction:
Improvedata handling efficiencyVSAvoiddata volume for group maintenance
Core Design Contradiction:
ProductivityVSQuantity of substance

Solution Approach 1:

The system segments the large subscriber base into small, temporary ad-hoc groups formed only for specific communication sessions. This segmentation dramatically reduces the data volume that needs to be actively maintained, as groups are created and dissolved based on real-time needs rather than requiring continuous management of large static groups.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Temporary ad-hoc groups are automatically discarded after use and can be reformed when needed. This approach eliminates the need to maintain extensive data about permanent large groups, reducing data handling requirements while preserving the ability to quickly reconstitute appropriate groups for new communication needs.

Inventive Principle:
Principle #34Discarding and recovering

Data Source

PatentUS7539505B2Method of performing a dynamic push-to-talk service
Publication Date: 2009.05.26 ALCATEL
  • US7539505B2 patent drawing
  • US7539505B2 patent drawing
  • US7539505B2 patent drawing

AI summary

The invention concerns a method of providing a Push-to-Talk (=PTT) based communication service to subscribers of the PTT service by means of a PTT server which dynamically creates a PTT group. A requesting subscriber sends a call request message to a PTT server. The call request message is analyzed by a request processing unit and the data gathered from the analysis are correlated with profiles of subscribers of the PTT service. Based on the correlation results, the PTT server dynamically creates a PTT group comprising the requesting subscriber and one or more subscribers selected from the other subscribers of the PTT service. The PTT server sends an invitation message to the selected subscribers for establishing a PTT call and establishes a PTT communication connection among the terminal of the requesting subscriber and terminals of selected subscribers an approval message was received from.