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. 28, 2020
Filed:
Mar. 15, 2018
Huawei Technologies Co., Ltd., Shenzhen, CN;
Shiguo Guan, Shanghai, CN;
Ming Li, Shanghai, CN;
Dingzhang Dai, Shanghai, CN;
Jian Li, Shanghai, CN;
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Abstract
Embodiments of the present invention disclose a method including: determining whether, in an end-to-end link in which a voice service is performed between a first terminal and a second terminal, at least one logical functional entity that is capable of providing only a voice service of a low voice quality codec scheme exists between a network device and the second terminal, where all logical functional entities, in the link, between the network device and the first terminal are capable of providing a voice service of a high voice quality codec scheme; and if at least one logical functional entity that is capable of providing only the voice service of the low voice quality codec scheme exists, in the link, between the network device and the second terminal, setting up, for the first terminal, a radio bearer used to perform the voice service of the high voice quality codec scheme.