VoIP Soft-Inactivity Notification for RF Interruption
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Solution Overview
Problem
Users are often unaware when their RF connection is lost during a VoIP call, leading to frustrating experiences as they assume the call has been dropped, and they may unknowingly continue speaking until realizing the disconnection, without knowing if the call can be re-established.
Innovation Solution
A method and system that detect packet-data communication interruptions during VoIP calls and determine the status of the SIP session, initiating a soft-inactivity notification if the session is active, allowing users to continue the call if the connection is re-established without requiring reconnection.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the SIP session persists after RF connection loss, then the VoIP call can be re-established without reconnection, but the user is unaware of the disconnection and continues speaking unnecessarily
Solution Approach 1:
The system introduces feedback by notifying the user of the soft inactivity state through visual, audible, or haptic indicators. This feedback loop informs the user that while the SIP session remains active and can be re-established, the RF connection is currently lost, allowing them to make informed decisions about whether to wait or hang up.
2Ease of operation
If the user hangs up and redials upon detecting connection loss, then communication can be re-established, but time is lost and user experience deteriorates
Solution Approach 1:
The system performs preliminary action by proactively notifying the user of the soft inactivity state before the call is completely dropped. This advance notification allows the user to wait for automatic reconnection without hanging up, thereby eliminating the need to hang up and redial, saving both time and improving user convenience.
3Loss of information
If the system provides continuous connection status monitoring, then user awareness is improved, but system complexity increases
Solution Approach 1:
The system utilizes existing SIP session state information and RF connection monitoring mechanisms that are already part of the VoIP infrastructure. By leveraging these existing self-service capabilities, the system provides connection status information without requiring complex additional monitoring infrastructure, thus minimizing the increase in system complexity.
Data Source
AI summary
Exemplary methods and systems may provide a soft-inactivity notification during a VoIP call, which according to an exemplary embodiment involves a SIP session and packet-data communications between participants in the VoIP call. The method comprises (a) detecting that packet-data communications in the VoIP call have been interrupted; (b) in response to determining that the packet-data communications have been interrupted, making a determination as to whether or not the SIP session is active; (c) if the SIP session is active, then initiating a soft-inactivity notification procedure; and (d) otherwise, if the SIP session is inactive, refraining from initiating the soft-inactivity notification procedure. The soft-inactivity notification thus notifies a user that while the call has been interrupted, the call may be re-established without requiring the user to reconnect.