Automated Voice Quality Alerts for Communication Sessions

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Solution Overview

Problem

Existing technologies struggle to maintain voice quality in communication sessions, particularly in scenarios with large packet delays, high-latency links, poor channel quality, or combinations thereof, leading to noticeable delays and poor user experiences.

Innovation Solution

A device configured to obtain data associated with a voice transmission during a communication session, analyze this data to generate a voice quality metric, and based on a determination that the metric fails to satisfy a voice quality threshold, generate an indication to the user on how to proceed with the communication session.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If higher transmission power is used to meet latency bound, then packet transmission reliability is improved, but battery consumption increases and interference to other users increases

Engineering Contradiction:
Improvepacket transmission reliabilityVSAvoidbattery consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The system continuously monitors voice quality metrics including packet delay, jitter, and MOS scores during communication sessions. Based on this feedback, the system dynamically adjusts transmission parameters such as codec selection and transmission power to maintain acceptable voice quality while optimizing battery consumption and reducing interference to other users.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system dynamically switches between different voice codecs (e.g., from high-bitrate to low-bitrate codecs) based on real-time network conditions and voice quality assessments. This dynamic adaptation allows the system to maintain acceptable call quality during poor network conditions without continuously using high transmission power, thereby reducing battery consumption and interference.

Inventive Principle:
Principle #15Dynamics

2Reliability

If higher transmission power is used to meet latency bound, then packet transmission reliability is improved, but interference to other users increases

Engineering Contradiction:
Improvepacket transmission reliabilityVSAvoidinterference to other users
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The system monitors voice quality metrics and network conditions in real-time, using this feedback to adjust transmission power dynamically. When voice quality degrades, the system switches to alternative strategies like codec changes rather than continuously increasing power, thereby reducing interference to other users while maintaining acceptable call quality.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system changes operational parameters such as voice codec bit-rate and transmission power level based on network conditions. By switching to lower-bitrate codecs during poor conditions, the system maintains acceptable voice quality without requiring high transmission power, thus reducing interference to other users in the network.

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If automated monitoring and alerting systems are implemented, then user experience is improved, but device complexity increases

Engineering Contradiction:
Improveuser experienceVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system automatically monitors voice quality metrics, assesses call quality conditions, and provides guidance to users without requiring manual intervention. The automated system detects issues such as packet delay and jitter, generates appropriate alerts, and suggests actions (e.g., switching to speakerphone or ending the call), thereby improving user experience while minimizing the need for complex user-side configurations.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system introduces an automated quality assessment intermediary that acts between the network and the user. This intermediary continuously evaluates voice quality metrics and translates complex network conditions into simple, actionable alerts and recommendations for users, improving ease of operation without requiring users to understand underlying technical complexities.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20250166481A1Automated user interface alerts for voice quality
Publication Date: 2025.05.22 QUALCOMM INC
  • US20250166481A1 patent drawing
  • US20250166481A1 patent drawing
  • US20250166481A1 patent drawing

AI summary

A device includes one or more processors configured to obtain data associated with a voice transmission during a communication session with a second device. The one or more processors are configured to analyze the data to generate a voice quality metric. The one or more processors are configured to, based on a determination that the voice quality metric fails to satisfy a voice quality threshold, generate an indication to a user that indicates a manner in which the user should proceed with the communication session.