The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 21, 2020
Filed:
Oct. 08, 2015
Verizon Patent and Licensing Inc., Arlington, VA (US);
Kumar Sanjeev, San Ramon, CA (US);
Dongliang Hu, Dublin, CA (US);
Verizon Patent And Licensing Inc., Basking Ridge, NJ (US);
Abstract
A method of establishing a media session between first and second mobile stations, the method including receiving, at an MQTT messaging service and from the first mobile station, a first MQTT subscription request and a first MQTT application message; issuing, in response to receiving the first MQTT application message, an indication to the second mobile station that a mobile station requests establishing a media session with the second mobile station; receiving, at the MQTT messaging service and from the second mobile station, a second MQTT application message; forwarding the second MQTT application message to the first mobile station; receiving a SIP INVITE message issued by one of the first and second mobile stations; forwarding the SIP INVITE message the other of the first and second mobile stations; receiving a SIP OK message issued by the one mobile station; and forwarding the SIP OK message to the other mobile station.