Inventor

CHENG YIHUA

CN8 patents

⚠️ This page may combine multiple inventors who share the name “CHENG YIHUA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HUAWEI TECH CO LTD

2 patents

US7912198B2Mar 22, 2011

System and method for implementing multimedia ring back tone service

HUAWEI TECH CO LTD17 citations79

US7889856B2Feb 15, 2011

System and method for providing RBT in communication network

HUAWEI TECH CO LTD3 citations56

CHENG YIHUA

2 patents

US8131265B2Mar 6, 2012

System and method for implementing multimedia ring back tone service

CHENG YIHUA6 citations65

US8249588B2Aug 21, 2012

Method, network device, and network system for implementing voice call continuity service

CHENG YIHUA2 citations57

CONVIVA INC

2 patents

US12549460B1Feb 10, 2026

Timeline framework for time-state analytics

CONVIVA INC0 citations58

US11943123B1Mar 26, 2024

Timeline framework for time-state analytics

CONVIVA INC0 citations58

UNIV CHICAGO

1 patent

US12401706B2Aug 26, 2025

Loss-resilient real-time video streaming

UNIV CHICAGO0 citations53

UNIV BEIHANG

1 patent

US12106606B2Oct 1, 2024

Method for determining the direction of gaze based on adversarial optimization

UNIV BEIHANG0 citations50