Missed Call Acknowledgment via Feedback Loop

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Solution Overview

Problem

Current wireless communication systems lack confirmation for the calling party regarding whether a missed call has been viewed by the called party, leading to ambiguity and delayed notifications, with existing solutions relying on time-lagged SMS or voice messages without assurance of action taken by the called party.

Innovation Solution

A system and method where the called party's device sends a notification to the calling party upon viewing a missed call record, using an application server to verify subscription and allow user-defined notification text, which can be sent as SMS, MMS, or WAP messages, with options for confirmation or automatic sending.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If SMS or alert signals are sent to notify the called party of missed calls, then the called party receives notification, but the calling party does not receive confirmation that the call was viewed or action taken

Engineering Contradiction:
Improveconfirmation of missed call viewingVSAvoidnotification system complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent implements a feedback mechanism where the called party's device automatically sends a notification back to the calling party when the missed call is viewed. This feedback loop provides the calling party with confirmation that the missed call was received and viewed, eliminating the information loss while maintaining relatively simple system complexity through automated processes.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system employs self-service functionality where the called party's device automatically generates and sends the confirmation notification without requiring manual intervention. The device itself serves the function of sending the notification, reducing the need for complex server-side processing or user interaction while ensuring the calling party receives confirmation.

Inventive Principle:
Principle #25Self-service

2Loss of time

If existing notification systems are used, then the called party is alerted of missed calls, but there is a time lag between the missed call and the notification

Engineering Contradiction:
Improvenotification delayVSAvoidautomatic notification sending
Core Design Contradiction:
Loss of timeVSEase of operation

Solution Approach 1:

The patent implements preliminary action by having the notification sent immediately when the called party views the missed call, rather than waiting for a scheduled reminder or manual action. The system is pre-configured to automatically send the notification at the moment the missed call is viewed, eliminating delays while maintaining ease of operation through automated triggering.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system ensures continuous useful action by maintaining the notification capability always active and ready to send immediately when the missed call is viewed. The automated system continuously monitors for missed call viewing events and instantly sends notifications, eliminating gaps or delays in the notification process while requiring minimal user intervention.

Inventive Principle:
Principle #20Continuity of useful action

3Reliability

If call forwarding facilities are used, then the call can be forwarded to a pre-stored number, but there is no assurance that the required action will be taken by the called party

Engineering Contradiction:
Improveassurance of action takenVSAvoidnotification options
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent provides reliability through feedback by sending a notification to the calling party confirming that the missed call was viewed by the called party. This feedback mechanism gives the calling party assurance that the required action (viewing the missed call) has been taken, while the system remains adaptable by allowing different notification methods and user configurations.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system achieves universality by providing multiple notification options (SMS, alert signals, and automatic confirmation notifications) that can be used in different scenarios. The called party can choose from various notification methods, and the system adapts to different user preferences and situations, maintaining both reliability and versatility.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS8755773B2System and method of providing notifications for acknowledgement of missed calls
Publication Date: 2014.06.17 ALCATEL LUCENT SA
  • US8755773B2 patent drawing
  • US8755773B2 patent drawing
  • US8755773B2 patent drawing

AI summary

A system and method for notifying the calling party of acknowledgment of the missed calls by the called party is disclosed. The called party and the calling party can subscribe for the notification service to enable charging for the service. When the calling party initiates a call to the called party it may result in a missed call as the called party may be out of coverage area or busy. When the called party views the record of the missed call a notification is generated on the wireless device by the application on the wireless device of the called party. The notification is then sent to the calling party. The acknowledgement notification may be sent directly to the calling party or via an application server.