Inventor
CHEN QIFAN
US26 patents
⚠️ This page may combine multiple inventors who share the name “CHEN QIFAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
QUALCOMM INC
10 patentsUS11711184B2Jul 25, 2023
Long training field (LTF) in distributed transmission
QUALCOMM INC3 citations73
US9429642B1Aug 30, 2016
Radar detection for adjacent segments in wireless communications
QUALCOMM INC6 citations70
US9143967B2Sep 22, 2015
Method and apparatus for determining distance in a Wi-Fi network
QUALCOMM INC3 citations63
US12388593B2Aug 12, 2025
Distributed transmission of short training fields
QUALCOMM INC0 citations62
US12368548B2Jul 22, 2025
Long training field (LTF) in distributed transmission
QUALCOMM INC0 citations62
US12184568B2Dec 31, 2024
Pilot tones in distributed resource unit (DRU) transmission
QUALCOMM INC1 citations62
US12058064B2Aug 6, 2024
Long training field (LTF) in distributed transmission
QUALCOMM INC0 citations62
US12052192B2Jul 30, 2024
Distributed transmission of short training fields
QUALCOMM INC0 citations62
US11838227B2Dec 5, 2023
Pilot tones in distributed resource unit (dRU) transmission
QUALCOMM INC1 citations62
US12218884B2Feb 4, 2025
Global cyclic shift delays for distributed transmissions
QUALCOMM INC0 citations52
CHEN QIFAN
7 patentsUS8286048B1Oct 9, 2012
Dynamically scaled LLR for an LDPC decoder
CHEN QIFAN58 citations97
US8233457B1Jul 31, 2012
Synchronization-free station locator in wireless network
CHEN QIFAN44 citations97
US8190962B1May 29, 2012
System and method for dynamic maximal iteration
CHEN QIFAN31 citations88
USD966009SOct 11, 2022
Storage rack
CHEN QIFAN7 citations85
US8787191B2Jul 22, 2014
Method and apparatus for determining distance in a Wi-Fi network
CHEN QIFAN6 citations84
US8565133B2Oct 22, 2013
Synchronization-free station locator in wireless network
CHEN QIFAN7 citations84
US8543883B2Sep 24, 2013
Decoding low-density parity check (LDPC) codewords
CHEN QIFAN14 citations84
AL-OMARI AWNY K
4 patentsUS8224806B2Jul 17, 2012
Selectivity-based optimized-query-plan caching
AL-OMARI AWNY K20 citations82
US8799272B2Aug 5, 2014
Data skew insensitive parallel join scheme
AL-OMARI AWNY K5 citations70
US8812484B2Aug 19, 2014
System and method for outer joins on a parallel database management system
AL-OMARI AWNY K1 citations51
US9348869B2May 24, 2016
Data skew insensitive parallel join scheme
AL-OMARI AWNY K0 citations49