Inventor
SONG HUI
CN22 patents
⚠️ This page may combine multiple inventors who share the name “SONG HUI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BEIJING DIDI INFINITY TECHNOLOGY & DEV CO LTD
5 patentsUS11508351B2Nov 22, 2022
Multi-task deep network for echo path delay estimation and echo cancellation
BEIJING DIDI INFINITY TECHNOLOGY & DEV CO LTD2 citations69
US11289109B2Mar 29, 2022
Systems and methods for audio signal processing using spectral-spatial mask estimation
BEIJING DIDI INFINITY TECHNOLOGY & DEV CO LTD1 citations58
US11227622B2Jan 18, 2022
Speech communication system and method for improving speech intelligibility
BEIJING DIDI INFINITY TECHNOLOGY & DEV CO LTD0 citations49
US12080274B2Sep 3, 2024
Concurrent multi-path processing of audio signals for automatic speech recognition systems
BEIJING DIDI INFINITY TECHNOLOGY & DEV CO LTD0 citations48
US11393488B2Jul 19, 2022
Systems and methods for enhancing audio signals
BEIJING DIDI INFINITY TECHNOLOGY & DEV CO LTD0 citations48
RANPLAN WIRELESS NETWORK DESIGN LTD
4 patentsUS9924388B2Mar 20, 2018
Autonomous detecting and positioning method of indoor wireless network faults
RANPLAN WIRELESS NETWORK DESIGN LTD7 citations81
US10911163B2Feb 2, 2021
Locating passive intermodulation fault sources
RANPLAN WIRELESS NETWORK DESIGN LTD1 citations57
US11323891B2May 3, 2022
Evaluating the wireless performance of a building
RANPLAN WIRELESS NETWORK DESIGN LTD0 citations56
US9936407B2Apr 3, 2018
Method of positioning problem regions covered with indoor wireless network
RANPLAN WIRELESS NETWORK DESIGN LTD0 citations39