Inventor
QI YIHONG
US182 patents
⚠️ This page may combine multiple inventors who share the name “QI YIHONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RESEARCH IN MOTION LTD
38 patentsUS6329951B1Dec 11, 2001
Electrically connected multi-feed antenna system
RESEARCH IN MOTION LTD172 citations99
US5966098AOct 12, 1999
Antenna system for an RF data communications device
RESEARCH IN MOTION LTD188 citations99
US8018386B2Sep 13, 2011
Multiple-element antenna with floating antenna element
RESEARCH IN MOTION LTD70 citations98
US6664930B2Dec 16, 2003
Multiple-element antenna
RESEARCH IN MOTION LTD104 citations98
US5821907AOct 13, 1998
Antenna for a radio telecommunications device
RESEARCH IN MOTION LTD124 citations98
US7405703B2Jul 29, 2008
Mobile wireless communications device comprising a top-mounted auxiliary input/output device and a bottom-mounted antenna
RESEARCH IN MOTION LTD51 citations97
US6031505AFeb 29, 2000
Dual embedded antenna for an RF data communications device
RESEARCH IN MOTION LTD199 citations97
US7403165B2Jul 22, 2008
Mobile wireless communications device comprising non-planar internal antenna without ground plane overlap
RESEARCH IN MOTION LTD33 citations96
US7091911B2Aug 15, 2006
Mobile wireless communications device comprising non-planar internal antenna without ground plane overlap
RESEARCH IN MOTION LTD42 citations96
US7088294B2Aug 8, 2006
Mobile wireless communications device comprising a top-mounted auxiliary input/output device and a bottom-mounted antenna
RESEARCH IN MOTION LTD25 citations96
US7068230B2Jun 27, 2006
Mobile wireless communications device comprising multi-frequency band antenna and related methods
RESEARCH IN MOTION LTD51 citations96
US6950071B2Sep 27, 2005
Multiple-element antenna
RESEARCH IN MOTION LTD50 citations96
US6891506B2May 10, 2005
Multiple-element antenna with parasitic coupler
RESEARCH IN MOTION LTD56 citations96
US6791500B2Sep 14, 2004
Antenna with near-field radiation control
RESEARCH IN MOTION LTD44 citations96
US7148846B2Dec 12, 2006
Multiple-element antenna with floating antenna element
RESEARCH IN MOTION LTD42 citations94
US7973725B2Jul 5, 2011
Mobile wireless communications device with selective load switching for antennas and related methods
RESEARCH IN MOTION LTD13 citations93
US7705792B2Apr 27, 2010
Mobile wireless communications device comprising non-planar internal antenna without ground plane overlap
RESEARCH IN MOTION LTD9 citations93
US7627296B2Dec 1, 2009
Method of controlling a plurality of internal antennas in a mobile communication device
RESEARCH IN MOTION LTD22 citations93
US7486241B2Feb 3, 2009
Low profile full wavelength meandering antenna
RESEARCH IN MOTION LTD20 citations93
US7369091B2May 6, 2008
Mobile wireless communications device having dual antenna system for cellular and WiFi
RESEARCH IN MOTION LTD14 citations93
US7321336B2Jan 22, 2008
Mobile wireless communications device including a wrap-around antenna assembly and related methods
RESEARCH IN MOTION LTD22 citations93
US7271772B2Sep 18, 2007
Mobile wireless communications device comprising multi-frequency band antenna and related methods
RESEARCH IN MOTION LTD16 citations93
US7183984B2Feb 27, 2007
Multiple-element antenna with parasitic coupler
RESEARCH IN MOTION LTD17 citations93
US6781548B2Aug 24, 2004
Electrically connected multi-feed antenna system
RESEARCH IN MOTION LTD38 citations93
US7961154B2Jun 14, 2011
Antenna with near-field radiation control
RESEARCH IN MOTION LTD17 citations92
US7812773B2Oct 12, 2010
Mobile wireless communications device antenna assembly with antenna element and floating director element on flexible substrate and related methods
RESEARCH IN MOTION LTD13 citations92
US7812770B2Oct 12, 2010
Mobile wireless communications device including an electrically conductive, electrically floating element and related methods
RESEARCH IN MOTION LTD29 citations92
US7555294B2Jun 30, 2009
System for determining total isotropic sensitivity (TIS) and related methods
RESEARCH IN MOTION LTD26 citations92
US7541991B2Jun 2, 2009
Antenna with near-field radiation control
RESEARCH IN MOTION LTD15 citations92
US7489905B2Feb 10, 2009
System for determining RF path loss between an RF source and an RF receiver with hysteresis and related methods
RESEARCH IN MOTION LTD20 citations92
US7489276B2Feb 10, 2009
Mobile wireless communications device comprising multi-frequency band antenna and related methods
RESEARCH IN MOTION LTD15 citations92
US7483727B2Jan 27, 2009
Mobile wireless communications device having improved antenna impedance match and antenna gain from RF energy
RESEARCH IN MOTION LTD20 citations92
US7423605B2Sep 9, 2008
Mobile wireless communications device including an electrically conductive director element and related methods
RESEARCH IN MOTION LTD16 citations92
US7253775B2Aug 7, 2007
Antenna with near-field radiation control
RESEARCH IN MOTION LTD10 citations92
US7239270B2Jul 3, 2007
Mobile wireless communications device comprising a satellite positioning system antenna and electrically conductive director element therefor
RESEARCH IN MOTION LTD18 citations92
US7187332B2Mar 6, 2007
Mobile wireless communications device with human interface diversity antenna and related methods
RESEARCH IN MOTION LTD17 citations92
US6980173B2Dec 27, 2005
Floating conductor pad for antenna performance stabilization and noise reduction
RESEARCH IN MOTION LTD32 citations92
US7400300B2Jul 15, 2008
Multiple-element antenna with floating antenna element
RESEARCH IN MOTION LTD23 citations91
MARVELL INT LTD
3 patentsUS10389414B1Aug 20, 2019
Methods and apparatus for matrix compensation to prevent rank deficiency
MARVELL INT LTD15 citations86
US10348380B1Jul 9, 2019
Methods and apparatus for singular value decomposition with norm sorting
MARVELL INT LTD9 citations84
US9673878B1Jun 6, 2017
Systems and methods for performing precoding in multi-user systems
MARVELL INT LTD7 citations84
QI YIHONG
2 patentsUS8310401B2Nov 13, 2012
Mobile wireless communications device with selective load switching for antennas and related methods
QI YIHONG11 citations93
US8068061B2Nov 29, 2011
Mobile wireless communications device including an electrically conductive, electrically floating element and related methods
QI YIHONG22 citations92
GENERAL TEST SYSTEMS INC
2 patentsBLACKBERRY LTD
2 patentsUS9954269B2Apr 24, 2018
Mobile wireless communications device with selective load switching for antennas and related methods
BLACKBERRY LTD4 citations84
US9666935B2May 30, 2017
Mobile wireless communications device antenna assembly with antenna element and floating director element on flexible substrate and related methods
BLACKBERRY LTD5 citations84
WONG JOSHUA KWAN HO
1 patentNTT DOCOMO INC
1 patentSUPERPASS COMPANY INC
1 patentShowing the top 50 of 182 patents by PatentIndex Score.