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:
Aug. 21, 2018
Filed:
Dec. 24, 2014
Telefonaktiebolaget L M Ericsson (Publ), Stockholm, SE;
TELEFONAKTIEBOLAGET LM ERICSSON (PUBL), Stockholm, SE;
Abstract
The present disclosure relates to VoWLAN call handover solutions. In one embodiment the method comprising: making a voice call through a Wireless Local Area Network (WLAN) under whose coverage the UE is located, with a Packet Data Network (PDN) address obtained from a PDN to which the WLAN is connected; determining that a signal quality of the WLAN is not suitable for the voice call anymore; and sending the PDN address to a base station of a mobile communication network covering the UE, for facilitating a core network node of the mobile communication network to perform voice call handover from WLAN to the mobile communication network. The present disclosure also provides a UE and a core network node for implementing the same.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile