Inventor
LIU QINGWEN
US11 patents
⚠️ This page may combine multiple inventors who share the name “LIU QINGWEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CISCO TECH INC
3 patentsUS7697485B2Apr 13, 2010
Method for improving the performance of a wireless communications network by using beamformed virtual antennas
CISCO TECH INC8 citations83
US7496386B2Feb 24, 2009
Rechargeable battery facilitated customer-premises equipment
CISCO TECH INC5 citations62
US7706812B2Apr 27, 2010
System and method for detecting locations of a customer premises equipment
CISCO TECH INC3 citations60
LIU QINGWEN
3 patentsUS8073489B2Dec 6, 2011
Method for dynamic uplink sounding region allocation
LIU QINGWEN8 citations82
US8130875B2Mar 6, 2012
Method for estimating channel response in a wireless communications network based on pilot signals
LIU QINGWEN6 citations71
US8068445B2Nov 29, 2011
Scheduling uplink sounding signals
LIU QINGWEN2 citations60