Unique Identifier Linking Call Recordings to Switch Events

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Solution Overview

Problem

In networked contact centers with equipment from different vendors, matching call recordings with switching events is challenging due to limited data integration and potential clock synchronization issues, making it difficult to provide evidentiary proof in disputes.

Innovation Solution

A method that involves monitoring communications sessions for predefined events, maintaining an events data record, recording the session content, and forwarding this data to a content recording device upon termination, where it is stored with an identification of the related content, using a unique identifier for direct indexing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If minimal data is passed between switches and call recording devices in multi-vendor environments, then device complexity and integration requirements are reduced, but the ability to match recordings with switching events and provide evidentiary chains is compromised

Engineering Contradiction:
Improveintegration complexityVSAvoidevidentiary chain reliability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

A unique identifier is introduced as an intermediary element that is passed between the switch and the call recording device. This identifier acts as a mediator that links switching events to recorded content without requiring complex data integration or synchronization between different vendor equipment. The identifier serves as a common reference that maintains the evidentiary chain while simplifying the interface between components.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The essential linking information is extracted from the complex switching event data and condensed into a unique identifier. Rather than passing all switching event details between components, only the essential identifier is transferred, reducing data complexity while maintaining the ability to match recordings with their corresponding switching events for evidentiary purposes.

Inventive Principle:
Principle #2Taking out (Extraction)

2Device complexity

If time stamps are used to identify call recordings, then the system can operate with minimal data passing between components, but accurate matching becomes difficult due to potential clock synchronization issues between different equipment

Engineering Contradiction:
Improvedata integrationVSAvoidtime stamp accuracy
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The unique identifier serves as a mediator that eliminates the need for time stamp synchronization between different equipment. Instead of relying on potentially drift-prone time stamps from multiple clock sources, the identifier provides a consistent reference that is independent of timekeeping mechanisms, allowing accurate matching without requiring clock synchronization.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The time stamp information is extracted and replaced with a unique identifier that does not depend on synchronized clocks. This extraction of the essential identification function from the time stamp mechanism allows the system to maintain accuracy without the complexity of clock synchronization between different vendors' equipment.

Inventive Principle:
Principle #2Taking out (Extraction)

3Reliability

If comprehensive data is passed between all equipment components, then accurate matching of recordings with switching events is improved, but the complexity of the system and difficulty of integration between multi-vendor equipment increases

Engineering Contradiction:
Improvematching accuracyVSAvoidsystem integration
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The essential matching capability is extracted from comprehensive data exchange and condensed into a unique identifier. This allows the system to achieve reliable matching accuracy without the complexity of integrating and processing comprehensive switching event data between all equipment components, particularly across multi-vendor environments.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The unique identifier acts as an intermediary that provides sufficient matching information without requiring comprehensive data passage between components. This mediator approach maintains matching reliability while significantly reducing the data exchange requirements and system integration complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS8897428B2Managing recordings of communications sessions
Publication Date: 2014.11.25 ARLINGTON TECHNOLOGIES LLC
  • US8897428B2 patent drawing
  • US8897428B2 patent drawing
  • US8897428B2 patent drawing

AI summary

A device for recording the content of live communications sessions allocates each session with a unique identifier which is also communicated to a server, exchange, switch or endpoint having control of that session. A log of events occurring in the session is updated with the unique identifier of the recorded content, and following the session, the log of events is communicated to the recording device, indexed under the unique identifier, and stored with the recorded content of the session itself.