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:
Jul. 14, 2026
Filed:
Dec. 14, 2020
Qualcomm Incorporated, San Diego, CA (US);
Hao Zhang, Shanghai, CN;
Fojian Zhang, Shenzhen, CN;
Yi Liu, Shenzhen, CN;
Xianghua Chen, Shenzhen, CN;
Wei He, Shanghai, CN;
Yan Wang, Shanghai, CN;
Jian Li, Shanghai, CN;
Jing Zhou, Shanghai, CN;
QUALCOMM Incorporated, San Diego, CA (US);
Abstract
Disclosed are techniques for wireless communication. In an aspect, a subscriber identity module (SIM) dual standby (DSDS) user equipment (UE) may transition a packet data session from a first radio access technology (RAT) associated with a first subscription to a second RAT associated with a second subscription, and may further transmit, over the first RAT responsive to the packet data session transition to the second RAT, one or more messages to tear down the packet data session over the first RAT.