Inventor
HAN SHAOWEI
US18 patents
⚠️ This page may combine multiple inventors who share the name “HAN SHAOWEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SIRF TECHNOLOGY HOLDINGS INC
5 patentsUS7639181B2Dec 29, 2009
Method and device for tracking weak global navigation satellite system (GNSS) signals
SIRF TECHNOLOGY HOLDINGS INC33 citations92
US7459984B2Dec 2, 2008
Method and apparatus for self-calibration and adaptive temperature compensation in GPS receivers
SIRF TECHNOLOGY HOLDINGS INC26 citations90
US7567208B2Jul 28, 2009
Position and time determination under weak signal conditions
SIRF TECHNOLOGY HOLDINGS INC8 citations83
US7535414B2May 19, 2009
Navigational positioning without timing information
SIRF TECHNOLOGY HOLDINGS INC7 citations73
US8000378B2Aug 16, 2011
Narrow correlator technique for multipath mitigation
SIRF TECHNOLOGY HOLDINGS INC6 citations61
SIRF TECH INC
4 patentsUS7564406B2Jul 21, 2009
Method and apparatus in standalone positioning without broadcast ephemeris
SIRF TECH INC28 citations92
US7545317B2Jun 9, 2009
Method and apparatus for navigation data downloads from weak signals
SIRF TECH INC13 citations83
US7324045B2Jan 29, 2008
System and method for fast initialization of navigational satellite signal receivers
SIRF TECH INC12 citations82
US7869948B2Jan 11, 2011
Method and apparatus in positioning without broadcast ephemeris
SIRF TECH INC5 citations62
HAN SHAOWEI
3 patentsUS8086405B2Dec 27, 2011
Compensation for mounting misalignment of a navigation device
HAN SHAOWEI12 citations78
US8635016B2Jan 21, 2014
Systems and methods of communication in an assisted navigation system
HAN SHAOWEI3 citations60
US8260540B2Sep 4, 2012
Systems and methods of communication in an assisted navigation system
HAN SHAOWEI0 citations50