Inventor
GRITTON CHARLES W K
US49 patents
⚠️ This page may combine multiple inventors who share the name “GRITTON CHARLES W K”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HILLCREST LAB INC
16 patentsUS7489298B2Feb 10, 2009
3D pointing devices and methods
HILLCREST LAB INC139 citations99
US7239301B2Jul 3, 2007
3D pointing devices and methods
HILLCREST LAB INC373 citations99
US7236156B2Jun 26, 2007
Methods and devices for identifying users based on tremor
HILLCREST LAB INC310 citations98
US7839385B2Nov 23, 2010
Methods and systems for enhancing television applications using 3D pointing
HILLCREST LAB INC76 citations97
US7493341B2Feb 17, 2009
Metadata brokering server and methods
HILLCREST LAB INC49 citations95
US8766917B2Jul 1, 2014
3D pointing devices and methods
HILLCREST LAB INC21 citations92
US7860676B2Dec 28, 2010
Real-time dynamic tracking of bias
HILLCREST LAB INC26 citations92
US9575570B2Feb 21, 2017
3D pointing devices and methods
HILLCREST LAB INC9 citations84
US9436359B2Sep 6, 2016
Methods and systems for enhancing television applications using 3D pointing
HILLCREST LAB INC4 citations83
US9250716B2Feb 2, 2016
Real-time dynamic tracking of bias
HILLCREST LAB INC4 citations83
US8683850B2Apr 1, 2014
Real-time dynamic tracking of bias
HILLCREST LAB INC5 citations83
US7634793B2Dec 15, 2009
Client-server architectures and methods for zoomable user interfaces
HILLCREST LAB INC15 citations82
US9043369B2May 26, 2015
Metadata brokering server and methods
HILLCREST LAB INC3 citations73
US9503769B2Nov 22, 2016
Metadata brokering server and methods
HILLCREST LAB INC1 citations62
US9239859B2Jan 19, 2016
Metadata brokering server and methods
HILLCREST LAB INC1 citations62
US7478247B2Jan 13, 2009
Methods and systems for securing data processing devices
HILLCREST LAB INC3 citations60
TELLABS OPERATIONS INC
7 patentsUS6526140B1Feb 25, 2003
Consolidated voice activity detection and noise estimation
TELLABS OPERATIONS INC104 citations99
US6522746B1Feb 18, 2003
Synchronization of voice boundaries and their use by echo cancellers in a voice processing system
TELLABS OPERATIONS INC204 citations99
US6526139B1Feb 25, 2003
Consolidated noise injection in a voice processing system
TELLABS OPERATIONS INC70 citations94
US6167062ADec 26, 2000
System and associated method for the synchronization and control of multiplexed payloads over a telecommunications network
TELLABS OPERATIONS INC65 citations94
US7236586B2Jun 26, 2007
Synchronization of echo cancellers in a voice processing system
TELLABS OPERATIONS INC12 citations93
US7003097B2Feb 21, 2006
Synchronization of echo cancellers in a voice processing system
TELLABS OPERATIONS INC23 citations93
US7471696B2Dec 30, 2008
System and associated method for the synchronization and control of multiplexed payloads over a telecommunications network
TELLABS OPERATIONS INC4 citations60
AT & T BELL LAB
5 patentsUS4574166AMar 4, 1986
Tandem adaptive filter arrangement
AT & T BELL LAB32 citations93
US4467441AAug 21, 1984
Adaptive filter including controlled tap coefficient leakage
AT & T BELL LAB21 citations82
US4468640AAug 28, 1984
Adaptive filter update normalization
AT & T BELL LAB12 citations74
US4468641AAug 28, 1984
Adaptive filter update normalization
AT & T BELL LAB9 citations68
US5311512AMay 10, 1994
Multiple-master digital communication technique utilizing a dedicated contention bus
AT & T BELL LAB10 citations64
HUNLETH FRANK A
4 patentsUS8169405B2May 1, 2012
Methods and systems for enhancing television applications using 3D pointing
HUNLETH FRANK A14 citations91
US8924889B2Dec 30, 2014
Scene transitions in a zoomable user interface using a zoomable markup language
HUNLETH FRANK A4 citations72
US8432358B2Apr 30, 2013
Methods and systems for enhancing television applications using 3D pointing
HUNLETH FRANK A4 citations72
US8601396B2Dec 3, 2013
Systems and methods for node tracking and notification in a control framework including a zoomable graphical user interface
HUNLETH FRANK A4 citations62