Inventor
REED JOHN DOUGLAS
US34 patents
⚠️ This page may combine multiple inventors who share the name “REED JOHN DOUGLAS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MOTOROLA INC
20 patentsUS6754504B1Jun 22, 2004
Method and apparatus for controlling environmental conditions using a personal area network
MOTOROLA INC345 citations99
US6640087B2Oct 28, 2003
Method and apparatus for increasing service efficacy in an ad-hoc mesh network
MOTOROLA INC206 citations99
US6275707B1Aug 14, 2001
Method and apparatus for assigning location estimates from a first transceiver to a second transceiver
MOTOROLA INC336 citations99
US6665549B1Dec 16, 2003
System that provides replenishment service for power sources used by mobile devices
MOTOROLA INC94 citations98
US5828960AOct 27, 1998
Method for wireless communication system planning
MOTOROLA INC113 citations98
US6424623B1Jul 23, 2002
Virtual queuing system using proximity-based short-range wireless links
MOTOROLA INC190 citations97
US6263209B1Jul 17, 2001
Method and apparatus in a wireless communication system for creating a learning function
MOTOROLA INC117 citations97
US5736964AApr 7, 1998
Method and apparatus for location finding in a CDMA system
MOTOROLA INC268 citations97
US6714787B2Mar 30, 2004
Method and apparatus for adapting a routing map for a wireless communications network
MOTOROLA INC56 citations96
US6160798ADec 12, 2000
Method and system for managing base station resources in a code division multiple access cellular communication system
MOTOROLA INC68 citations96
US6148211ANov 14, 2000
Method and system for estimating a subscriber's location in a cluttered area
MOTOROLA INC90 citations96
US6134226AOct 17, 2000
Method and system for allocating a system resource to subscribers of a wireless communications system
MOTOROLA INC78 citations96
US6161018ADec 12, 2000
Method and system for estimating a subscriber's location in a wireless communication system service area
MOTOROLA INC84 citations94
US5926761AJul 20, 1999
Method and apparatus for mitigating the effects of interference in a wireless communication system
MOTOROLA INC268 citations94
US5737705AApr 7, 1998
Method and apparatus for frequency assignment of a base station
MOTOROLA INC57 citations94
US6823180B2Nov 23, 2004
Method and apparatus for adapting antenna visibility in a wireless communications unit
MOTOROLA INC32 citations92
US6289203B1Sep 11, 2001
Method of calculating signal propagation loss and creating a data base therefor
MOTOROLA INC61 citations92
US6041239AMar 21, 2000
Method and apparatus for distributing offered load in a wireless communications system
MOTOROLA INC33 citations92
US5649293AJul 15, 1997
Method for assigning subscribers between narrowbeam sectors
MOTOROLA INC34 citations92
US6285333B1Sep 4, 2001
Method and apparatus for changing the electrical characteristics of an antenna in a communications system
MOTOROLA INC20 citations86
SPIRENT COMMUNICATIONS INC
12 patentsUS9660739B2May 23, 2017
System and methods of testing adaptive antennas
SPIRENT COMMUNICATIONS INC21 citations94
US9209914B2Dec 8, 2015
Method and apparatus for virtual desktop OTA
SPIRENT COMMUNICATIONS INC13 citations84
US9024828B2May 5, 2015
Three dimensional over the air antenna performance evaluation
SPIRENT COMMUNICATIONS INC16 citations84
US10587350B2Mar 10, 2020
Calibrating a programmable phase matrix and channel emulator and performing massive MIMO array testing using the calibrated phase matrix and channel emulator
SPIRENT COMMUNICATIONS INC7 citations82
US10313034B2Jun 4, 2019
Massive MIMO array testing using a programmable phase matrix and channel emulator
SPIRENT COMMUNICATIONS INC7 citations82
US9246607B2Jan 26, 2016
Automatic phase calibration
SPIRENT COMMUNICATIONS INC9 citations82
US10244411B2Mar 26, 2019
Over the air testing for massive MIMO arrays
SPIRENT COMMUNICATIONS INC4 citations73
US10243628B2Mar 26, 2019
Massive MIMO array emulation
SPIRENT COMMUNICATIONS INC5 citations73
US12078667B1Sep 3, 2024
Positioning and weighting test probes in an anechoic chamber
SPIRENT COMMUNICATIONS INC1 citations60
US11451312B2Sep 20, 2022
Mobile-assisted phase calibration method and system
SPIRENT COMMUNICATIONS INC1 citations60
US10582400B2Mar 3, 2020
Over the air testing for massive MIMO arrays
SPIRENT COMMUNICATIONS INC0 citations52
US10484104B2Nov 19, 2019
Method for over-the-air measurement signal generation
SPIRENT COMMUNICATIONS INC0 citations52