Inventor
RAO QINJIANG
CA33 patents
⚠️ This page may combine multiple inventors who share the name “RAO QINJIANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RESEARCH IN MOTION LTD
13 patentsUS7705783B2Apr 27, 2010
Slot-strip antenna apparatus for a radio device operable over multiple frequency bands
RESEARCH IN MOTION LTD159 citations99
US7629932B2Dec 8, 2009
Antenna apparatus, and associated methodology, for a multi-band radio device
RESEARCH IN MOTION LTD25 citations93
US7598913B2Oct 6, 2009
Slot-loaded microstrip antenna and related methods
RESEARCH IN MOTION LTD28 citations93
US7369092B1May 6, 2008
Mobile Wireless Communications device with multiple RF transceivers using a common antenna at a same time and related methods
RESEARCH IN MOTION LTD23 citations92
US8350764B2Jan 8, 2013
Low frequency dual-antenna diversity system
RESEARCH IN MOTION LTD15 citations84
US7911392B2Mar 22, 2011
Multiple frequency band antenna assembly for handheld communication devices
RESEARCH IN MOTION LTD12 citations84
US7777684B2Aug 17, 2010
Multi-band slot-strip antenna
RESEARCH IN MOTION LTD11 citations84
US7719470B2May 18, 2010
Multi-band antenna, and associated methodology, for a radio communication device
RESEARCH IN MOTION LTD10 citations84
US7714795B2May 11, 2010
Multi-band antenna apparatus disposed on a three-dimensional substrate, and associated methodology, for a radio device
RESEARCH IN MOTION LTD15 citations84
US7511670B2Mar 31, 2009
Dual-polarized, multiple strip-loop antenna, and associated methodology, for radio device
RESEARCH IN MOTION LTD11 citations84
US7508346B2Mar 24, 2009
Dual-polarized, microstrip patch antenna array, and associated methodology, for radio device
RESEARCH IN MOTION LTD10 citations84
US7800546B2Sep 21, 2010
Mobile wireless communications device including multi-loop folded monopole antenna and related methods
RESEARCH IN MOTION LTD3 citations63
US7773040B2Aug 10, 2010
Dual-band F-slot patch antenna
RESEARCH IN MOTION LTD5 citations63
RAO QINJIANG
9 patentsUS8750798B2Jun 10, 2014
Multiple input multiple output antenna module and associated method
RAO QINJIANG18 citations92
US8730110B2May 20, 2014
Low frequency diversity antenna system
RAO QINJIANG21 citations92
US8179324B2May 15, 2012
Multiple input, multiple output antenna for handheld communication devices
RAO QINJIANG19 citations92
US8878737B2Nov 4, 2014
Single feed planar dual-polarization multi-loop element antenna
RAO QINJIANG9 citations84
US8633856B2Jan 21, 2014
Compact single feed dual-polarized dual-frequency band microstrip antenna array
RAO QINJIANG8 citations84
US8514132B2Aug 20, 2013
Compact multiple-band antenna for wireless devices
RAO QINJIANG8 citations84
US9000984B2Apr 7, 2015
Multiple input, multiple output antenna for handheld communication devices
RAO QINJIANG3 citations63
US8754814B2Jun 17, 2014
Antenna for multi mode MIMO communication in handheld devices
RAO QINJIANG2 citations63
US8203498B2Jun 19, 2012
Three-fold polarization diversity antenna
RAO QINJIANG4 citations62
WANG DONG
4 patentsUS8390519B2Mar 5, 2013
Dual-feed dual band antenna assembly and associated method
WANG DONG22 citations92
US9735473B2Aug 15, 2017
Compact radiation structure for diversity antennas
WANG DONG3 citations73
US9748668B2Aug 29, 2017
Diversity antenna module and associated method for a user equipment (UE) device
WANG DONG4 citations72
US9136595B2Sep 15, 2015
Diversity antenna module and associated method for a user equipment (UE) device
WANG DONG1 citations51
AYATOLLAHI MINA
3 patentsUS8552913B2Oct 8, 2013
High isolation multiple port antenna array handheld mobile communication devices
AYATOLLAHI MINA27 citations92
US8531344B2Sep 10, 2013
Broadband monopole antenna with dual radiating structures
AYATOLLAHI MINA23 citations92
US9083074B2Jul 14, 2015
Dynamic antenna selection based on user hand position
AYATOLLAHI MINA19 citations83
BLACKBERRY LTD
3 patentsUS9319155B2Apr 19, 2016
Multiple input multiple output antenna module and associated method
BLACKBERRY LTD9 citations84
US9502770B2Nov 22, 2016
Compact multiple-band antenna for wireless devices
BLACKBERRY LTD0 citations52
US8884833B2Nov 11, 2014
Broadband monopole antenna with dual radiating structures
BLACKBERRY LTD1 citations52