Voicemail Message Parser Discards Non-Message Portions

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Solution Overview

Problem

Existing mobile voicemail systems require significant connectivity time and storage or server changes to allow local storage of voice messages, making them inefficient for frequent access and storage.

Innovation Solution

A mobile device with a network interface, message parser, and storage device that discards non-message portions of voicemail access sessions, such as silent prompts, and transcodes message portions for local storage, reducing airtime usage and server modifications.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If the mobile device locally stores the entire voicemail session, then the user can access messages without significant connectivity time, but the mobile device requires a substantial amount of storage

Engineering Contradiction:
Improveconnectivity timeVSAvoidstorage capacity
Core Design Contradiction:
Loss of timeVSVolume of stationary object

Solution Approach 1:

The voicemail session is divided into two segments: message portions (actual voice messages) and non-message portions (prompts, navigation instructions). Only the message portions are downloaded to the mobile device for local storage, while non-message portions remain on the server. This segmentation allows the device to store only essential content, reducing storage requirements while maintaining quick access to actual messages.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system extracts and separates the valuable message content from the entire voicemail session, downloading only the extracted message portions to the mobile device. The non-essential prompt portions are left on the server and not downloaded, thereby reducing the storage burden on the mobile device while preserving the core functionality of message access.

Inventive Principle:
Principle #2Taking out (Extraction)

2Adaptability or versatility

If the voicemail server retains all message data for later listening, then the user can access messages multiple times, but the user spends significant airtime minutes connecting to the server

Engineering Contradiction:
Improvemessage access flexibilityVSAvoidairtime consumption
Core Design Contradiction:
Adaptability or versatilityVSUse of energy by moving object

Solution Approach 1:

The system performs preliminary downloading of message portions to the mobile device during the initial voicemail session. By preparing and storing the message content in advance on the device, the system eliminates the need for repeated connectivity to access the same messages, thereby reducing airtime consumption while maintaining flexible access.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system creates a local copy of the message portions on the mobile device, stored in a message database. This copy allows the user to access messages multiple times without requiring repeated connections to the server, significantly reducing airtime usage while preserving message accessibility and flexibility.

Inventive Principle:
Principle #26Copying

3Ease of operation

If the system downloads and stores all voicemail data locally, then the user has full message access, but the mobile device requires substantial storage capacity

Engineering Contradiction:
Improvemessage retrieval convenienceVSAvoiddevice storage
Core Design Contradiction:
Ease of operationVSVolume of stationary object

Solution Approach 1:

The system segments the voicemail data into message portions and non-message portions, downloading only the message portions to the mobile device. This selective downloading maintains ease of message retrieval while minimizing the storage capacity required on the device.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system discards (does not download) the non-message portions such as prompts and navigation instructions, while recovering and storing only the essential message portions locally. This approach maintains full message access convenience while reducing the storage burden on the mobile device.

Inventive Principle:
Principle #34Discarding and recovering

Data Source

PatentEP2605494B1Methods and devices to automatically retrieve, parse and transcode voice messages
Publication Date: 2019.02.20 BLACKBERRY LTD
  • EP2605494B1 patent drawingFigure 1
  • EP2605494B1 patent drawingFigure 2
  • EP2605494B1 patent drawingFigure 3

AI summary

Methods and devices to retrieve voice messages are disclosed. An example device includes a network interface to access a voicemail server via a network, a message parser to remove a non-message portion of a voicemail access session from a voicemail access session, and a storage device to store the message portion of the voicemail access session.