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:
Dec. 31, 2019
Filed:
Dec. 28, 2017
Huawei Technologies Co., Ltd., Shenzhen, CN;
Zhendong Wang, Shanghai, CN;
Huawei Technologies Co., Ltd., Shenzhen, CN;
Abstract
Embodiments of the present invention relate to the field of communications technologies, and disclose a single radio voice call continuity (SRVCC) capability information transmission method and apparatus, and a system. The method in the embodiments of the present invention includes: obtaining, by a core network (CN) network element, SRVCC capability information of a terminal from the terminal, where the terminal accesses, from a first-standard network by means of an inter-RAT handover, a second-standard network in which the CN network element is located, the first-standard network does not support an SRVCC function, and the second-standard network supports the SRVCC function; and sending, by the CN network element, the SRVCC capability information to a radio access network (RAN) network element.