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:
Sep. 10, 2019
Filed:
Jun. 15, 2017
Huawei Technologies Co., Ltd., Shenzhen, Guangdong, CN;
Bing Yang, Shanghai, CN;
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Abstract
A fast return method for CSFB user equipment, includes: receiving a trigger message sent by a mobile switching center MSC, where the trigger message is used to trigger release of a circuit switched CS service of CSFB user equipment UE, and the UE runs both the CS service and a packet switched PS service; and sending a radio resource control RRC connection release message to the UE according to the trigger message, so as to trigger the UE to release a radio bearer of the CS service, a radio bearer of the PS service, and an RRC connection according to the RRC connection release message and fast return to a Long Term Evolution LTE network. According to embodiments of the present invention, a delay for the CSFB user equipment to return to the LTE network can be reduced, thereby improving user experience.