Voicemail System with Local Caching and Visual Interface

Solution Overview

Problem

Conventional voicemail systems for handheld devices require users to sequentially listen to and manage messages through a touchtone interface, lacking visual cues for message management, leading to inefficiency and unnecessary network connection time.

Innovation Solution

A voicemail system that records incoming audio messages locally on the handheld device, displaying them alongside email and text messages, allowing users to select and manage messages visually, with features like threading and context menus for easy access and organization.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If users access voicemail through a network connection with touchtone interface, then location independence is provided, but user efficiency deteriorates due to sequential message access and lack of visual cues

Engineering Contradiction:

Improveuser efficiencyVSAvoidmessage access time

Core Design Contradiction:

Ease of operationVSLoss of time

Solution Approach 1:

The system performs preliminary actions by downloading and caching voicemail messages to the handheld device before the user needs to access them. Messages are retrieved from the remote voicemail server and stored locally in the device's memory, so that when the user opens the messaging application, the messages are already available for immediate viewing and interaction without requiring real-time network connection.

Inventive Principle:

Principle #10Preliminary action

Solution Approach 2:

The system transitions from a purely audio-based voicemail interface to a visual dimension by displaying voicemail messages as text-based message records in a graphical user interface, similar to email or text messages. This allows users to see message metadata (sender, subject, timestamp) and navigate through messages visually rather than sequentially listening to audio prompts.

Inventive Principle:

Principle #17Another dimension (Dimensionality change)

2Productivity

If users sequentially listen to voicemail messages through audio interface, then location independence is maintained, but time is wasted due to inability to skip or selectively access messages

Engineering Contradiction:

Improvemessage management efficiencyVSAvoidtime to manage messages

Core Design Contradiction:

ProductivityVSLoss of time

Solution Approach 1:

The system performs preliminary actions by downloading and caching voicemail messages to the handheld device before the user needs to access them. Messages are retrieved from the remote voicemail server and stored locally in the device's memory, so that when the user opens the messaging application, the messages are already available for immediate viewing and interaction without requiring real-time network connection.

Inventive Principle:

Principle #10Preliminary action

Solution Approach 2:

The system transitions from a purely audio-based voicemail interface to a visual dimension by displaying voicemail messages as text-based message records in a graphical user interface, similar to email or text messages. This allows users to see message metadata (sender, subject, timestamp) and navigate through messages visually rather than sequentially listening to audio prompts.

Inventive Principle:

Principle #17Another dimension (Dimensionality change)

3Adaptability or versatility

If users access voicemail through network connection, then remote voicemail service is provided, but network connection time increases overall access time

Engineering Contradiction:

Improvevoicemail service accessibilityVSAvoidnetwork connection time

Core Design Contradiction:

Adaptability or versatilityVSLoss of time

Solution Approach 1:

The system performs preliminary actions by downloading and caching voicemail messages to the handheld device before the user needs to access them. Messages are retrieved from the remote voicemail server and stored locally in the device's memory, so that when the user opens the messaging application, the messages are already available for immediate viewing and interaction without requiring real-time network connection.

Inventive Principle:

Principle #10Preliminary action

Solution Approach 2:

The system introduces a local caching layer as an intermediary between the remote voicemail server and the user interface. The handheld device acts as a buffer, storing message data locally so that users can interact with voicemail messages offline. The network connection is only required periodically to synchronize new messages or update existing ones, rather than being required for every user interaction.

Inventive Principle:

Principle #24Intermediary (Mediator)

Data Source

PatentUS9042869B2Voicemail system for a handheld device

Publication Date: 2015.05.26 MALIKIE INNOVATIONS LTD

AI summary

A voicemail system utilizing a wireless handheld device with a suitable user interface for presenting voice messages and email messages is disclosed. Voice messages are received over a wireless network, and stored on the handheld device. Upon receipt of a voice message, the handheld device records the audio message in local memory. Subsequently a message record entry corresponding to the received audio message is displayed in a user interface screen of the handheld. When the user opens the displayed message record, the handheld device plays back the corresponding audio message stored in local memory.