SIP Extensions for Turret Call Control and Resource Monitoring

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Solution Overview

Problem

Current SIP protocols lack effective extensions for call control and resource status monitoring in turret systems, which are essential for advanced communication features in trading floor environments and other specialized settings.

Innovation Solution

The development of SIP extensions, including specific header fields and event packages, allows for enhanced call control and resource status monitoring by enabling features like call party identification, call type management, token authentication, and event notifications, facilitating advanced communication functionalities in turret systems.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If SIP protocol extensions are implemented for call control and resource status monitoring in turret systems, then call control capability and resource management are improved, but protocol complexity and implementation difficulty increase

Engineering Contradiction:
Improvecall control capabilityVSAvoidprotocol complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent segments the SIP protocol extensions into distinct functional components: header fields for call control parameters, event packages for resource status monitoring, and specific message types for different call features. This segmentation allows each component to be implemented and maintained independently, reducing overall protocol complexity while maintaining comprehensive call control capability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent creates universal SIP extensions that can handle multiple call control functions (call setup, modification, termination), resource status monitoring, and various call features (conference, transfer, hold) through a unified protocol framework. This multi-functionality approach improves reliability by providing comprehensive call control while avoiding the complexity of multiple separate protocols.

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

2Adaptability or versatility

If SIP extensions with multiple header fields and event packages are added for advanced call features, then call control functionality is improved, but message processing complexity increases

Engineering Contradiction:
Improvecall feature functionalityVSAvoidmessage processing complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements dynamic header field and event package structures that can be selectively included or excluded based on the specific call feature being used. This allows the message processing complexity to adapt to the actual functionality required, providing high call feature versatility while maintaining efficient processing for simpler call scenarios.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent uses parameter-based header fields and event packages that can be configured to support different call features. By changing parameters within the SIP message structure rather than requiring entirely different message formats, the system achieves high adaptability for various call features while keeping message processing relatively simple and consistent.

Inventive Principle:
Principle #35Parameter changes

3Productivity

If detailed call feature implementation and status monitoring are enabled through SIP extensions, then communication efficiency and reliability are improved, but system resource consumption increases

Engineering Contradiction:
Improvecommunication efficiencyVSAvoidsystem resource consumption
Core Design Contradiction:
ProductivityVSQuantity of substance

Solution Approach 1:

The patent implements preliminary action by establishing call control parameters and resource status monitoring through SIP message exchanges before actual call execution. This allows the system to pre-negotiate and configure call features, improving communication efficiency during the actual call while reducing real-time processing resource consumption.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent employs feedback mechanisms through event packages that provide resource status monitoring and call feature implementation information. This feedback allows the system to optimize resource usage based on actual call state, improving communication efficiency while preventing excessive resource consumption by adjusting monitoring and control actions based on current system conditions.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS8363572B2Session initiation protocol extensions for call control and resource status monitoring in turrets and turret switching systems
Publication Date: 2013.01.29 IPC SYSTEMS INC
  • US8363572B2 patent drawing
  • US8363572B2 patent drawing
  • US8363572B2 patent drawing

AI summary

Systems, methods, and computer program products are provided for controlling calls and monitoring resource status for turret systems. A SIP message including at least one of a header field and an event package is received from a SIP user agent over a communication network. The header field includes a first parameter corresponding to a first call feature and the event package includes a second parameter corresponding to a second call feature. At least one of the first call feature and the second call feature is implemented by the softswitch or a SIP-enabled turret in response to the receiving.