IP Library Granted Patent US 10,419,603
Granted Patent B1
US 10,419,603 · App. 15/981,254 · Granted Sep 17, 2019

Reduction in network congestion

Inventor: Douglas L. Davis (Murphy, TX)
Assignee: West Corporation
H04M3/38H04M3/367H04M3/436H04M3/42059H04M3/42102H04M2203/551
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Quick Facts
Patent No.
US 10,419,603
App. No.
15/981,254
Granted
Sep 17, 2019
Kind
B1
Abstract

A system, method and non-transitory computer readable storage medium comprising instructions that when read by a processor perform receiving a telephony connection request at a location in a telephony network, the location separated from the intended recipient of the telephony connection request by a target telephony network, determining addressing information regarding the intended recipient, the addressing information including at least routing information or a phone number, accessing a do-not-call list, the do-not-call-list including one or more telephony recipients and recipient addressing information for each telephony recipient, the recipient addressing information including at least routing information or a phone number, and determining whether the target addressing information matches any recipient addressing information.

Claims (54)

1. A method, comprising:

receiving a telephony connection request at a location in a telephony network, the location separated from an intended recipient of the telephony connection request by a target telephony network;

determining a target addressing information regarding the intended recipient;

accessing a do-not-call list, the do-not-call-list including recipient addressing information;

determining that the target addressing information matches any recipient addressing information;

identifying previous network congestion associated with the intended recipient based on a connection history associated with the intended recipient exceeding a certain threshold value, the connection history providing information related to previous connections or previous connection attempts by the intended recipient; and

denying the telephony connection request based on the determination that the target addressing information matches a recipient addressing information and the identified previous network congestion associated with the intended recipient.

2. The method of claim 1 , further comprising determining a categorization of the intended recipient based on the addressing information.

3. The method of claim 2 , further comprising determining one or more rules regarding the categorization of the intended recipient and, based on the one or more rules, evaluating whether an unsolicited connection request may be sent to the intended recipient.

4. The method of claim 1 , further comprising, based on the determining of any matches, performing at least one of:

forwarding the received connection request;

denying the received connection request;

spoofing a reply; and

redirecting connections to alternative paths.

5. The method of claim 1 , further comprising notifying a service provider of a sender telephony network, the sender telephony network providing the telephony connection request.

6. The method of claim 1 , further comprising determining addressing information regarding the sender of the telephony connection request, the addressing information including at least routing information or a phone number.

7. The method of claim 6 , further comprising storing, in a connection record, information indicating an attempt by the sender to contact recipients on the do-not-call list, the information including the sender addressing information.

8. The method of claim 1 , further comprising comparing a number of instances of the sender contacting recipients on the do-not-call list against a threshold, and, based on the comparison, throttling telephony connection requests from the sender.

9. The method of claim 1 , further comprising sending a reply in response to the telephony connection request, wherein:

forwarding the telephony connection request to an intended recipient would result in a system response; and

the reply differs from the system response.

10. A non-transitory computer readable storage medium comprising instructions that when read by a processor perform:

receiving a telephony connection request at a location in a telephony network, the location separated from an intended recipient of the telephony connection request by a target telephony network;

determining a target addressing information regarding the intended recipient;

accessing a do-not-call list, the do-not-call-list including recipient addressing information;

determining that the target addressing information matches any recipient addressing information;

identifying previous network congestion associated with the intended recipient based on a connection history associated with the intended recipient exceeding a certain threshold value, the connection history providing information related to previous connections or previous connection attempts by the intended recipient; and

denying the telephony connection request based on the determination that the target addressing information matches a recipient addressing information and the identified previous network congestion associated with the intended recipient.

11. The non-transitory computer readable storage medium of claim 10 , further comprising instructions that when read by a processor perform determining a categorization of the intended recipient based on the addressing information.

12. The non-transitory computer readable storage medium of claim 10 , further comprising instructions that when read by a processor perform determining one or more rules regarding the category of the intended recipient, and, based on the one or more rules, evaluating whether an unsolicited connection request may be sent to the intended recipient.

13. The non-transitory computer readable storage medium of claim 12 , further comprising instructions that when read by a processor perform, based on the determining of any matches, at least one of:

forwarding the received connection request;

denying the received connection request;

spoofing a reply; and

redirecting connections to alternative paths.

14. The non-transitory computer readable storage medium of claim 10 , further comprising instructions that when read by a processor perform notifying a service provider of a sender telephony network, the sender telephony network providing the telephony connection request.

15. The non-transitory computer readable storage medium of claim 10 , further comprising instructions that when read by a processor perform determining addressing information regarding the sender of the telephony connection request.

16. The non-transitory computer readable storage medium of claim 15 , further comprising instructions that when read by a processor perform storing, in a connection record, information indicating an attempt by the sender to contact recipients on the do-not-call list, the information including the sender addressing information.

17. The non-transitory computer readable storage medium of claim 16 , further comprising instructions that when read by a processor perform comparing a number of instances of the sender contacting recipients on the do-not-call list against a threshold, and based on the comparison, throttling telephony connection requests from the sender.

18. The non-transitory computer readable storage medium of claim 10 , further comprising instructions that when read by a processor perform sending a reply in response to the telephony connection request, wherein:

forwarding the telephony connection request to an intended recipient would result in a system response; and

the reply differs from the system response.

19. A system, comprising:

a processor; and

memory;

wherein the processor and memory are communicably coupled to one another;

wherein the processor is to:

receive a telephony connection request at a location in a telephony network, the location separated from an intended recipient of the telephony connection request by a target telephony network;

determine a target address information regarding the intended recipient;

access a do-not-call list, the do-not-call-list including recipient address information;

determine that the target address information matches any recipient address information;

identify previous network congestion associated with the intended recipient based on a connection history associated with the intended recipient exceeding a certain threshold value, the connection history providing information related to previous connections or previous connection attempts by the intended recipient; and

deny the telephony connection request based on the determination that the target addressing information matches a recipient addressing information and the identified previous network congestion associated with the intended recipient.

20. The system of claim 19 , wherein the processor determines a categorization of the intended recipient based on the address information.

Assignments (5)
OMNIBUS ASSIGNMENT OF SECURITY INTEREST IN INTELLECTUAL PROPERTY Recorded Nov 25, 2024
From: UBS AG, STAMFORD BRANCH (AS SUCCESSOR TO CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH IN ITS CAPACITY AS COLLATERAL AGENT)
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS THE SUCCESSOR COLLATERAL AGENT
Reel/Frame 069438/0775 →
CHANGE OF NAME Recorded Apr 3, 2023
From: INTRADO CORPORATION
To: WEST TECHNOLOGY GROUP, LLC
Reel/Frame 063239/0876 →
CHANGE OF NAME Recorded Apr 3, 2023
From: WEST CORPORATION
To: INTRADO CORPORATION
Reel/Frame 063239/0900 →
NOTICE OF GRANT OF SECURITY INTEREST (SECOND LIEN) IN PATENTS Recorded Jan 31, 2023
From: CX360, INC.; WEST TECHNOLOGY GROUP, LLC (FKA INTRADO CORPORATION, FKA WEST CORPORATION); INTRADO INTERACTIVE SERVICES CORPORATION (FKA WEST INTERACTIVE SERVICES CORPORATION, FKA COBALT ACQUISITION COMPANY)
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 062571/0018 →
NOTICE OF GRANT OF SECURITY INTEREST IN PATENTS - FIRST LIEN Recorded May 22, 2019
From: WEST CORPORATION
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
Reel/Frame 049255/0843 →
Continuity (3)
Continuation 15627620 · Jun 20, 2017
Continuation 15188245 · Jun 21, 2016
Continuation 14105687 · Dec 13, 2013