Patent ID: 9060076
Filing Date: 2015-06-16
Classification: H04L,H04M

Abstract:
1. A method of transferring a digital voice call at a public safety answering point, comprising: receiving, by a controller, an analog voice call from a caller; converting, by the controller, the analog voice call to the digital voice call; collecting, by the controller, information from the caller; determining, by the controller, whether to transfer the digital voice call to a subsequent public safety answering point, wherein the determining comprises determining whether the subsequent public safety answering point is compatible with a recognized transmission schema by querying the subsequent public safety answering point requesting an acknowledgement from the subsequent public safety answering point of the recognized transmission schema; and when the subsequent public safety answering point acknowledges the recognized transmission schema, transferring, by the controller, the digital voice call and the information that is collected to the subsequent public safety answering point via a voice over internet protocol connection.