Patent · US Active

Method and apparatus for initiating communication modes

US9450988B2 · kind B2 · utility

0Cited by

6References

20Claims

0Family size

Assignee

AT&T Intellectual Property I, L.P. · US

Inventors

Mohamed Khalil · Munich, DE
Sadik Alsadi · Newcastle, US
Mazen Aladwan · Sammamish, US

Key dates

Filing date	Sep 25, 2015
Grant date	Sep 20, 2016
Priority date	—
Expiry date	Sep 25, 2035

Classification

Technology area (CPC H)Electricity
CPC primaryH04W88/06
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

Aspects of the subject disclosure may include, for example, a method for receiving, by a system comprising a processor, a first request to transition a communication device between a hearing mode and a teletype mode, and transmitting, by the system, a SIP command to a telecommunication network to switch between registration and deregistration of the communication, where the SIP command is transmitted responsive to expiration of a period for disabling switching between the registration and the deregistration. Other embodiments are disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.