IP Library Granted Patent US 8,942,355
Granted Patent B1
US 8,942,355 · App. 14/090,156 · Granted Jan 27, 2015

Optimizing identification of public safety answering platform next generation 911 media support

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Quick Facts
Patent No.
US 8,942,355
App. No.
14/090,156
Granted
Jan 27, 2015
Kind
B1
Abstract

A method, system, and medium are provided for generating a profile for public safety answering platforms. The profile identifies media formats or media format combinations that are supported by the PSAPs at various cell sector locations maintained by a network provider. A network server selects a cell sector and generates test emergency services calls. The test emergency services calls are transmitted to a PSAP but are optimized to reduce a number of test emergency services calls based on media support included in the profile of the PSAP. The PSAP generates a response that indicates whether the PSAP supports a media format identified in the test emergency services call. The PSAP may rely on capabilities of a secondary PSAP to generate the response. The PSAP transmits the response to the network server for storage in the profile.

Claims (26)

1. A network server configured to generate public safety answering platform (PSAP) profiles, the network server comprising:

a communication interface connected to a wireless network having multiple PSAPs, wherein the test emergency calls are transmitted to a PSAP and are configured to identify at least one media format that is supported by the wireless network; and

a database to store PSAP profiles for each of the multiple PSAPs, wherein the network server updates the database based on a response to the test emergency calls provided by the PSAP.

2. The network server of claim 1 , wherein each test emergency services call identifies different cell sectors in the wireless network.

3. The network server of claim 1 , wherein the profile indicate the media formats supported by the PSAP.

4. The network server of claim 1 , wherein the responses received from the PSAP indicates whether the PSAPs support media formats identified in the PSAP profile.

5. The network server of claim 1 , wherein the test emergency services calls are transmitted to a loopback interface of the PSAP.

6. The network server of claim 1 , wherein the test emergency services calls are one of a: session description protocol (SDP) message or a session initiation protocol (SIP) message.

7. The network server of claim 1 , wherein the test emergency services calls include at least one media format that is supported by the network provider.

8. A network server configured to generate public safety answering platform (PSAP) profiles, the network server comprising:

a communication interface connected to a wireless network having multiple PSAPs, wherein the test emergency calls are transmitted to a PSAP and identifies at least two media formats that are supported by the wireless network; and

a database to store PSAP profiles, wherein the network server updates the database based on a response to the test emergency calls provided by the PSAP.

9. The network server of claim 8 , wherein the two media formats may be transmitted at the same time to the PSAPs.

10. The network server of claim 8 , wherein the two media formats are extracted from the PSAP profiles' media formats.

11. The network server of claim 10 , wherein the two media formats that are extracted from the PSAP profile's media formats are listed as at least as one of: unsupported media formats, newly added media formats, or media formats that were not included in prior test emergency services calls.

12. The network server of claim 8 , wherein the media formats include push to talk (PTT), text, video, voice, instant messaging, email, two way communication, and one way communication.

13. The network server of claim 8 wherein the test emergency services calls include at least one media format that is supported by the network provider.

14. A network server configured to generate public safety answering platform (PSAP) profiles, the network server comprising:

a communication interface connected to a wireless network having multiple PSAPs, wherein test emergency calls are transmitted to a loopback interface of the PSAP and are configured to identify a media format; and

a database to store PSAP profiles, wherein the network server updates the database based on a response to the test emergency calls provided by the PSAP.

15. The network server of claim 14 , wherein each test emergency services call identifies different cell sectors in the wireless network.

16. The network server of claim 14 , wherein the test emergency services calls are one of a: session description protocol (SDP) message or a session initiation protocol (SIP) message.

17. The network server of claim 14 , wherein the test emergency services calls identifies two media formats that are listed in the PSAP profile as at least as one of: unsupported media formats, newly added media formats, or media formats that were not included in prior test emergency services calls.

18. The network server of claim 17 , wherein the media formats include push to talk (PTT), text, video, voice, instant messaging, email, two way communication, and one way communication.

19. The network server of claim 14 , wherein the test emergency services calls include at least one media format that is supported by the network provider.

20. The network server of claim 14 , wherein the response includes an identifier for the PSAP, media formats supported by the PSAP.

Assignments (6)
RELEASE OF SECURITY INTEREST Recorded Aug 23, 2022
From: DEUTSCHE BANK TRUST COMPANY AMERICAS
To: IBSV LLC; LAYER3 TV, LLC; PUSHSPRING, LLC; T-MOBILE CENTRAL LLC; T-MOBILE USA, INC.; ASSURANCE WIRELESS USA, L.P.; BOOST WORLDWIDE, LLC; CLEARWIRE COMMUNICATIONS LLC; CLEARWIRE IP HOLDINGS LLC; SPRINTCOM LLC; SPRINT COMMUNICATIONS COMPANY L.P.; SPRINT INTERNATIONAL INCORPORATED; SPRINT SPECTRUM LLC
Reel/Frame 062595/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 4, 2021
From: SPRINT COMMUNICATIONS COMPANY L.P.
To: T-MOBILE INNOVATIONS LLC
Reel/Frame 055604/0001 →
TERMINATION AND RELEASE OF FIRST PRIORITY AND JUNIOR PRIORITY SECURITY INTEREST IN PATENT RIGHTS Recorded Apr 2, 2020
From: DEUTSCHE BANK TRUST COMPANY AMERICAS
To: SPRINT COMMUNICATIONS COMPANY L.P.
Reel/Frame 052969/0475 →
SECURITY AGREEMENT Recorded Apr 2, 2020
From: T-MOBILE USA, INC.; ISBV LLC; T-MOBILE CENTRAL LLC; LAYER3 TV, INC.; PUSHSPRING, INC.; BOOST WORLDWIDE, LLC; CLEARWIRE COMMUNICATIONS LLC; CLEARWIRE IP HOLDINGS LLC; CLEARWIRE LEGACY LLC; SPRINT COMMUNICATIONS COMPANY L.P.; SPRINT INTERNATIONAL INCORPORATED; SPRINT SPECTRUM L.P.; ASSURANCE WIRELESS USA, L.P.
To: DEUTSCHE BANK TRUST COMPANY AMERICAS
Reel/Frame 053182/0001 →
GRANT OF FIRST PRIORITY AND JUNIOR PRIORITY SECURITY INTEREST IN PATENT RIGHTS Recorded Mar 6, 2017
From: SPRINT COMMUNICATIONS COMPANY L.P.
To: DEUTSCHE BANK TRUST COMPANY AMERICAS
Reel/Frame 041895/0210 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 3, 2013
From: SCHUMACHER, GREGORY
To: SPRINT COMMUNICATIONS COMPANY L.P.
Reel/Frame 031707/0823 →