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:
Feb. 14, 2017
Filed:
Jan. 16, 2015
Applicant:
Huawei Technologies Co., Ltd., Shenzhen, Guangdong, CN;
Inventor:
Jinhua Liu, Chengdu, CN;
Assignee:
Huawei Technologies Co., Ltd., Shenzhen, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/26 (2006.01); H04L 12/939 (2013.01); H04L 1/00 (2006.01); H04L 1/20 (2006.01); H04L 29/06 (2006.01); G10L 19/005 (2013.01);
U.S. Cl.
CPC ...
H04L 49/557 (2013.01); G10L 19/005 (2013.01); H04L 1/0061 (2013.01); H04L 1/208 (2013.01); H04L 65/1083 (2013.01);
Abstract
Embodiments of the present invention disclose a method and an apparatus for compensating for a voice packet loss, which are used to compensate for a lost voice packet. The method in the embodiments of the present invention includes: extracting a pitch period from received voice data when a lost frame is detected; calculating a backward phase of a last received frame of normal voice data; calculating a forward phase of the lost frame according to the backward phase; capturing, from the received data, data whose last frame is with a same phase as the forward phase, as compensation data.