Title:
SIGNAL PROCESSING METHOD AND APPARATUS, AND ELECTRONIC DEVICE AND MEDIUM
Document Type and Number:
WIPO Patent Application WO/2023/197933
Kind Code:
A1
Abstract:
The present application belongs to the technical field of communications. Disclosed are a signal processing method and apparatus, and an electronic device and a medium. The method comprises: determining a first frequency estimation graph of M frames of signals according to an amplitude spectrogram of the M frames of signals, wherein the amplitude of a frequency point in the first frequency estimation graph is greater than or equal to an amplitude threshold value, and M is a positive integer; and determining an estimated frequency of the M frames of signals according to the first frequency estimation graph and a phase spectrogram of the M frames of signals, wherein the estimated frequency is a corresponding frequency of a first frequency point in the first frequency estimation graph.
Inventors:
LIU LIANGBING (CN)
Application Number:
PCT/CN2023/086624
Publication Date:
October 19, 2023
Filing Date:
April 06, 2023
Export Citation:
Assignee:
VIVO MOBILE COMMUNICATION CO LTD (CN)
International Classes:
G10L25/84
Foreign References:
| CN114757229A | 2022-07-15 | |||
| CN112037816A | 2020-12-04 | |||
| CN111128230A | 2020-05-08 | |||
| CN112151065A | 2020-12-29 | |||
| CN113281566A | 2021-08-20 | |||
| US20090323837A1 | 2009-12-31 | |||
| US20160188972A1 | 2016-06-30 |
Attorney, Agent or Firm:
BOHUI INTELLECTUAL PROPERTY (CN)
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