IP Library Granted Patent US 8,874,070
Granted Patent B2
US 8,874,070 · App. 13/689,396 · Granted Oct 28, 2014

Text message generation for emergency services as a backup to voice communications

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Quick Facts
Patent No.
US 8,874,070
App. No.
13/689,396
Granted
Oct 28, 2014
Kind
B2
Abstract

A mobile device may detect when a calling party dials an emergency service to request emergency assistance. Following input of the dialed digits, the device may automatically generate a text message in addition to initiating a voice call, both of which may be transmitted over a wireless data network. The wireless network may correlate the two calls as originating from the same emergency situation and may attempt to deliver the two calls to a Public Services Answering Position (PSAP) at an appropriate emergency center. If the PSAP does not receive a voice call, the PSAP may communicate with the device via test messaging.

Claims (71)

1. A device comprising:

a processor; and

memory coupled to the processor, the memory comprising executable instructions that when executed by the processor cause the processor to effectuate operations comprising:

receiving an indication of an emergency voice call;

receiving an indication of an emergency text message;

generating an identifier indicating that the emergency voice call and the emergency text message are correlated based on the emergency voice call and the emergency text message being generated by a common source, the identifier comprising:

an indication of the common source; and

a correlation number;

generating first signaling comprising the indication of the emergency voice call and the identifier;

generating second signaling comprising the indication of the emergency text message and the identifier;

providing the first signaling via a first communication network; and

providing the second signaling via a second communication network.

2. The device of claim 1 , wherein:

the first network differs from the second network.

3. The device of claim 1 , wherein:

the first network comprises circuitry for communicating a voice call; and

the second network comprises circuitry for communicating data.

4. The device of claim 1 , wherein:

the indication of the emergency text message is indicative of being automatically generated upon dialing a number for the emergency voice call.

5. The device of claim 1 , wherein:

the second signaling comprises a data packet comprising the identifier.

6. The device of claim 1 , wherein:

the second signaling comprises a IP data packet comprising the identifier in a header of the IP data packet.

7. The device of claim 1 , wherein:

an intended recipient of the emergency voice call is a public services answering position.

8. The device of claim 1 , wherein:

the emergency text message comprises a an indication of sender of the emergency text message.

9. The device of claim 1 , wherein:

the emergency text message comprises a an indication of a location of a device from which the emergency text message was sent.

10. The device of claim 1 , wherein:

the emergency text message comprises a text message resulting from a voice to text conversion.

11. A device comprising:

a processor; and

memory coupled to the processor, the memory comprising executable instructions that when executed by the processor cause the processor to effectuate operations comprising:

receiving an indication of a voice call;

determining that the voice call is an emergency voice call;

upon determining that the voice call is an emergency voice call, automatically generating an emergency text message;

generating an identifier indicating that the emergency voice call and the emergency text message are correlated based on the emergency voice call and the emergency text message being generated by a common source, the identifier comprising:

an indication of the common source; and

a correlation number;

generating first signaling comprising the indication of the emergency voice call and the identifier;

generating second signaling comprising the indication of the emergency text message and the identifier;

providing the first signaling via a first communication network; and

providing the second signaling via a second communication network.

12. The device of claim 11 , wherein:

the indication of the initiation of the emergency voice call comprised dialed digits.

13. The device of claim 11 , wherein:

the indication of the initiation of the emergency voice call comprised dialed digits comprising numbers 9, 1, and 1.

14. The device of claim 11 , wherein:

an intended recipient of the emergency voice call is a public services answering position.

15. The device of claim 11 , wherein:

the voice call is determined to be an emergency voice call based on a number dialed being a number of a predetermined list of numbers.

16. The device of claim 11 , wherein:

the emergency text message comprises a predetermined text message.

17. The device of claim 11 , wherein:

the emergency text message comprises a an indication of sender of the emergency text message.

18. The device of claim 11 , wherein:

the emergency text message comprises a an indication of a location of the device.

19. The device of claim 11 , wherein:

the emergency text message comprises a text message resulting from a voice to text conversion.

20. A computer-readable storage medium comprising executable instruction that when executed by a processor cause the processor to effectuating operations comprising:

receiving an indication of a voice call;

determining that the voice call is an emergency voice call;

upon determining that the voice call is an emergency voice call, automatically generating an emergency text message;

generating an identifier indicating that the emergency voice call and the emergency text message are correlated based on the emergency voice call and the emergency text message being generated by a common source, the identifier comprising:

an indication of the common source; and

a correlation number;

generating first signaling comprising the indication of the emergency voice call and the identifier;

generating second signaling comprising the indication of the emergency text message and the identifier;

providing the first signaling via a first communication network; and

providing the second signaling via a second communication network.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 26, 2017
From: AT&T INTELLECTUAL PROPERTY I, L.P.
To: NUANCE COMMUNICATIONS, INC.
Reel/Frame 041504/0952 →