Inventor
GAO XICHUN
CN17 patents
⚠️ This page may combine multiple inventors who share the name “GAO XICHUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SPREADTRUM COMM SHANGHAI CO
16 patentsUS9332461B2May 3, 2016
Packet-switched network return
SPREADTRUM COMM SHANGHAI CO6 citations69
US10225729B2Mar 5, 2019
Multi-card user equipment and service processing method and device thereof
SPREADTRUM COMM SHANGHAI CO1 citations59
US10897700B2Jan 19, 2021
Service processing method and system
SPREADTRUM COMM SHANGHAI CO0 citations51
US9503936B2Nov 22, 2016
Optimizing supplementary service operations for LTE-enabled devices
SPREADTRUM COMM SHANGHAI CO0 citations51
US9084158B2Jul 14, 2015
Supplementary service implementation method, LTE network system and mobile terminal
SPREADTRUM COMM SHANGHAI CO0 citations51
US10833714B2Nov 10, 2020
Multi-card user equipment and service processing method thereof
SPREADTRUM COMM SHANGHAI CO0 citations49
US10237387B2Mar 19, 2019
Incoming call recording method and device for multi-channel terminal
SPREADTRUM COMM SHANGHAI CO0 citations49
US10218746B2Feb 26, 2019
Call transferring method and device for multi-channel terminal
SPREADTRUM COMM SHANGHAI CO0 citations49
US10142812B2Nov 27, 2018
Incoming call responding method and device for multi-channel terminal
SPREADTRUM COMM SHANGHAI CO0 citations49
US10701208B2Jun 30, 2020
Multi-party call control method and device, and multi-pass terminal
SPREADTRUM COMM SHANGHAI CO0 citations46
US10681532B2Jun 9, 2020
Multi-card mobile terminal, and service switching method and device thereof
SPREADTRUM COMM SHANGHAI CO0 citations40
US10609548B2Mar 31, 2020
User terminal, and method and device for providing mobile communication service
SPREADTRUM COMM SHANGHAI CO0 citations40
US10334117B2Jun 25, 2019
Method and apparatus for modifying charging mode, mobile terminal, and network side device
SPREADTRUM COMM SHANGHAI CO0 citations40
US10834726B2Nov 10, 2020
Method and device for processing services of multi-channel terminal
SPREADTRUM COMM SHANGHAI CO0 citations39
US9307543B2Apr 5, 2016
Packet-switched network return
SPREADTRUM COMM SHANGHAI CO0 citations38
US9693292B2Jun 27, 2017
Method for searching network at startup, communication processor and terminal equipment
SPREADTRUM COMM SHANGHAI CO0 citations36