Individual holder
KETCHUM JOHN W
US·12 granted patents·128 citations·filing 2004–2011
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
12 records- 0193US8665795B2Method and system for providing beamforming feedback in wireless communication systemsKETCHUM JOHN W·Filed 2011·Granted Mar 4, 2014·15 cites·40 claims
- 0290US9312935B2Pilots for MIMO communication systemsKETCHUM JOHN W·Filed 2011·Granted Apr 12, 2016·10 cites·19 claims
- 0389US8787841B2Method and system for providing beamforming feedback in wireless communication systemsKETCHUM JOHN W·Filed 2007·Granted Jul 22, 2014·14 cites·50 claims
- 0484US8600297B2Method and system for femto cell self-timing and self-locatingKETCHUM JOHN W·Filed 2009·Granted Dec 3, 2013·20 cites·72 claims
- 0580US8284752B2Method, apparatus, and system for medium access controlKETCHUM JOHN W·Filed 2004·Granted Oct 9, 2012·29 cites·37 claims
- 0677US8462817B2Method, apparatus, and system for multiplexing protocol data unitsKETCHUM JOHN W·Filed 2004·Granted Jun 11, 2013·20 cites·39 claims
- 0773US8582430B2Method and apparatus for wireless LAN (WLAN) data multiplexingKETCHUM JOHN W·Filed 2008·Granted Nov 12, 2013·4 cites·33 claims
- 0873US8472473B2Wireless LAN protocol stackKETCHUM JOHN W·Filed 2004·Granted Jun 25, 2013·14 cites·28 claims
- 0971US8477858B2Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversionKETCHUM JOHN W·Filed 2010·Granted Jul 2, 2013·2 cites·12 claims
- 1057US8488706B2Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversionKETCHUM JOHN W·Filed 2009·Granted Jul 16, 2013·0 cites·17 claims
- 1155US8199842B2Time-domain transmit and receive processing with channel EIGEN-mode decomposition for MIMO systemsKETCHUM JOHN W·Filed 2008·Granted Jun 12, 2012·0 cites·4 claims
- 1246US8160183B2Receiver spatial processing for eigenmode transmission in a MIMO systemKETCHUM JOHN W·Filed 2010·Granted Apr 17, 2012·0 cites·13 claims
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