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:
Nov. 25, 2025
Filed:
Sep. 05, 2022
Beijing Zitiao Network Technology Co., Ltd., Beijing, CN;
Lei Shi, Beijing, CN;
Beijing Zitiao Network Technology Co., Ltd., Beijing, CN;
Abstract
An audio playback method and device are provided. The method comprises: receiving an instruction for rate adjustment, wherein the instruction for rate adjustment is used for adjusting an audio playback rate from a first multiple of a preset standard rate to a second multiple of the preset standard rate (S); creating a second audio filter with the second multiple (S); calling the second audio filter to perform rate change processing according to the second multiple on second audio data in a first cache to obtain third audio data, wherein the second audio data is obtained after a first audio filter performs first processing on first audio data, and the first processing comprises at least one of the following: audio decoding, format conversion, sampling, and channel conversion (S); and playing the third audio data (S). By means of the method, the playback smoothness of a player with respect to audio data is improved.