Headset-Based Extension Mobility for VoIP Desk Phones

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Solution Overview

Problem

Current voice over IP (VoIP) telephone systems for extension mobility require users to manually authenticate and configure their extensions, which is prone to errors and delays, especially in hoteling or hot desking environments where users frequently switch between desks.

Innovation Solution

A system that enables extension mobility via a headset connection by using a device management server to associate users with headset devices, allowing desk phones to automatically configure settings based on a received headset identifier, eliminating the need for manual authentication and menu navigation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual authentication and configuration is used, then users can establish their identity, but the process is prone to errors and delays

Engineering Contradiction:
Improveauthentication accuracyVSAvoidregistration time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system enables self-service authentication by allowing the headset to automatically provide user identification information to the desk phone. The desk phone then automatically retrieves and applies the user's configuration profile without requiring manual authentication steps, making the system serve itself rather than requiring user intervention for each authentication sequence.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

User configuration profiles are pre-configured and stored on the server before the user arrives at the desk. When the user connects their headset, the system performs preliminary retrieval of the configuration data, so that authentication and configuration are already prepared and can be applied immediately, eliminating delays during the registration process.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If manual authentication steps are required, then user identity can be verified, but the process becomes complex and frustrating

Engineering Contradiction:
Improveuser verificationVSAvoidregistration simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent extracts the authentication and configuration retrieval process from manual user actions and transfers it to automatic system operations. The headset connection itself becomes the authentication mechanism, and the system automatically extracts and applies the user's configuration profile without requiring the user to navigate menus or enter credentials, thereby simplifying operation while maintaining verification reliability.

Inventive Principle:
Principle #2Taking out (Extraction)

3Productivity

If automatic configuration is implemented, then setup time is reduced, but system complexity increases

Engineering Contradiction:
Improveconfiguration speedVSAvoidsystem architecture
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent introduces a server as an intermediary between the desk phone and the user configuration data. The server handles the complexity of storing, managing, and retrieving configuration profiles, while the desk phone and headset remain relatively simple devices. This intermediary absorbs the system complexity, allowing automatic configuration to occur without making the endpoint devices overly complex.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11583457B2Extension mobility via a headset connection
Publication Date: 2023.02.21 HEWLETT PACKARD DEVELOPMENT COMPANY LP
  • US11583457B2 patent drawing
  • US11583457B2 patent drawing
  • US11583457B2 patent drawing

AI summary

A method is disclosed for performing extension mobility via a headset connection. The method includes receiving a headset identifier from a headset. Also, the method includes, in response to receiving the headset identifier, sending the headset identifier to a device management server. Further, the method includes receiving a call control user identifier from the device management server, and sending, to a call control server, the call control user identifier. Still yet, the method includes receiving, from the call control server, a configuration profile associated with the call control user identifier. One or more settings of a desk phone are configured using the configuration profile.