Inventor
XIA FENGNIAN
US30 patents
⚠️ This page may combine multiple inventors who share the name “XIA FENGNIAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
13 patentsUS7790495B2Sep 7, 2010
Optoelectronic device with germanium photodetector
IBM81 citations96
US8053782B2Nov 8, 2011
Single and few-layer graphene based photodetecting devices
IBM32 citations93
US7880201B2Feb 1, 2011
Optical modulator using a serpentine dielectric layer between silicon layers
IBM14 citations92
US7999344B2Aug 16, 2011
Optoelectronic device with germanium photodetector
IBM17 citations91
US7515793B2Apr 7, 2009
Waveguide photodetector
IBM50 citations90
US8378465B2Feb 19, 2013
Method and apparatus for optical modulation
IBM8 citations84
US8987740B2Mar 24, 2015
Graphene photodetector
IBM12 citations81
US8901689B1Dec 2, 2014
Graphene photodetector
IBM12 citations81
US10157338B2Dec 18, 2018
Graphene-based micro-scale identification system
IBM2 citations73
US9215835B2Dec 15, 2015
Graphene based structures and methods for shielding electromagnetic radiation
IBM3 citations62
US9210835B2Dec 8, 2015
Graphene based structures and methods for shielding electromagnetic radiation
IBM2 citations62
US7684666B2Mar 23, 2010
Method and apparatus for tuning an optical delay line
IBM5 citations62
US10430700B1Oct 1, 2019
Graphene-based micro-scale identification system
IBM0 citations52
AVOURIS PHAEDON
7 patentsUS8610617B1Dec 17, 2013
Graphene based structures and methods for broadband electromagnetic radiation absorption at the microwave and terahertz frequencies
AVOURIS PHAEDON37 citations93
US9174413B2Nov 3, 2015
Graphene based structures and methods for shielding electromagnetic radiation
AVOURIS PHAEDON14 citations92
US8805148B2Aug 12, 2014
Generation of terahertz electromagnetic waves in graphene by coherent photon-mixing
AVOURIS PHAEDON28 citations92
US9174414B2Nov 3, 2015
Graphene based structures and methods for shielding electromagnetic radiation
AVOURIS PHAEDON10 citations83
US8614141B2Dec 24, 2013
Utilization of organic buffer layer to fabricate high performance carbon nanoelectronic devices
AVOURIS PHAEDON5 citations73
US8614435B2Dec 24, 2013
Utilization of organic buffer layer to fabricate high performance carbon nanoelectronic devices
AVOURIS PHAEDON5 citations73
US9413075B2Aug 9, 2016
Graphene based structures and methods for broadband electromagnetic radiation absorption at the microwave and terahertz frequencies
AVOURIS PHAEDON1 citations51