US 12,451,128 B2
Voice recognition method and related product
Genshun Wan, Anhui (CN); Jianqing Gao, Anhui (CN); and Zhiguo Wang, Anhui (CN)
Assigned to IFLYTEK CO., LTD., Anhui (CN)
Appl. No. 17/780,776
Filed by IFLYTEK CO., LTD., Anhui (CN)
PCT Filed Dec. 14, 2020, PCT No. PCT/CN2020/136126
§ 371(c)(1), (2) Date May 27, 2022,
PCT Pub. No. WO2021/129439, PCT Pub. Date Jul. 1, 2021.
Claims priority of application No. 201911389673.X (CN), filed on Dec. 28, 2019.
Prior Publication US 2023/0035947 A1, Feb. 2, 2023
Int. Cl. G10L 15/183 (2013.01); G06F 40/247 (2020.01); G06F 40/289 (2020.01); G10L 15/04 (2013.01); G10L 15/22 (2006.01)
CPC G10L 15/183 (2013.01) [G06F 40/247 (2020.01); G06F 40/289 (2020.01); G10L 15/04 (2013.01); G10L 15/22 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A speech recognition method comprising:
acquiring text contents and text-associated time information transmitted by a plurality of terminals in a preset scenario and determining a shared text for the preset scenario based on the text contents and the text-associated time information; and
obtaining a customized language model for the preset scenario based on the shared text, and performing speech recognition for the preset scenario with the customized language model, comprising:
performing word segmentation and classification on the shared text to obtain one or more keywords, and updating a hot word list based on the one or more keywords to obtain a new hot word list; and
performing speech recognition with the customized language model and the new hot word list.