Inventor · disambiguated record
Craig H. Barratt
Also filed as: BARRATT CRAIG H
34 granted patents·1 pending application·4,037 citations·filing 1986–2012
98Inventor score
Top patents by PatentIndex Score
35 records- 0199US6654590B2Determining a calibration function using at least one remote terminalARRAYCOMM INC·Filed 2002·Granted Nov 25, 2003·168 cites·33 claims
- 0298US7424002B2Resource allocation in a wireless networkARRAYCOMM LLC·Filed 2007·Granted Sep 9, 2008·114 cites·22 claims
- 0398US7336626B1Operating time division duplex (TDD) wireless systems in paired spectrum (FDD) allocationsARRAYCOMM INC·Filed 2001·Granted Feb 26, 2008·141 cites·25 claims
- 0498US7277679B1Method and apparatus to provide multiple-mode spatial processing to a terminal unitARRAYCOMM LLC·Filed 2002·Granted Oct 2, 2007·150 cites·143 claims
- 0598US6963742B2Periodic calibration on a communications channelARRAYCOMM INC·Filed 2002·Granted Nov 8, 2005·136 cites·15 claims
- 0698US6668161B2Determining a spatial signature using a robust calibration signalARRAYCOMM INC·Filed 2002·Granted Dec 23, 2003·132 cites·35 claims
- 0798US6615024B1Method and apparatus for determining signatures for calibrating a communication station having an antenna arrayARRAYCOMM INC·Filed 1999·Granted Sep 2, 2003·226 cites·60 claims
- 0898US6185440B1Method for sequentially transmitting a downlink signal from a communication station that has an antenna array to achieve an omnidirectional radiationARRAYCOMM INC·Filed 1998·Granted Feb 6, 2001·303 cites·30 claims
- 0998US5828658ASpectrally efficient high capacity wireless communication systems with spatio-temporal processingARRAYCOMM INC·Filed 1996·Granted Oct 27, 1998·337 cites·80 claims
- 1098US5592490ASpectrally efficient high capacity wireless communication systemsARRAYCOMM INC·Filed 1995·Granted Jan 7, 1997·356 cites·35 claims
- 1197US6037898AMethod and apparatus for calibrating radio frequency base stations using antenna arraysARRAYCOMM INC·Filed 1997·Granted Mar 14, 2000·328 cites·33 claims
- 1296US7702298B2Method and apparatus to provide multiple-mode spatial processing in a radio receiverINTEL CORP·Filed 2007·Granted Apr 20, 2010·30 cites·18 claims
- 1396US7158493B1Radio communications system with a minimal broadcast channelARRAYCOMM LLC·Filed 2000·Granted Jan 2, 2007·95 cites·72 claims
- 1496US6047189AAdaptive method for channel assignment in a cellular communication systemARRAYCOMM INC·Filed 1996·Granted Apr 4, 2000·314 cites·32 claims
- 1596US5546090AMethod and apparatus for calibrating antenna arraysARRAYCOMM INC·Filed 1994·Granted Aug 13, 1996·216 cites·29 claims
- 1695US7299071B1Downlink broadcasting by sequential transmissions from a communication station having an antenna arrayARRAYCOMM LLC·Filed 2000·Granted Nov 20, 2007·82 cites·54 claims
- 1794US7024163B1Method and apparatus for adjusting feedback of a remote unitARRAYCOMM LLC·Filed 2001·Granted Apr 4, 2006·75 cites·15 claims
- 1894US6778513B2Method and apparatus for separting multiple users in a shared-channel communication systemARRAYCOMM INC·Filed 2001·Granted Aug 17, 2004·98 cites·51 claims
- 1993US8089925B1Radio communications system with a minimal broadcast channelUHLIK CHRISTOPHER RICHARD·Filed 2006·Granted Jan 3, 2012·26 cites·16 claims
- 2093US7995547B1Efficient communication channel surveyATHEROS COMM INC·Filed 2010·Granted Aug 9, 2011·13 cites·10 claims
- 2193US6982968B1Non-directional transmitting from a wireless data base station having a smart antenna systemARRAYCOMM INC·Filed 2000·Granted Jan 3, 2006·151 cites·61 claims
- 2291US7369510B1Wireless LAN using RSSI and BER parameters for transmission rate adaptationATHEROS COMM INC·Filed 2004·Granted May 6, 2008·73 cites·37 claims
- 2390US7768960B1Efficient communication channel surveyATHEROS COMM INC·Filed 2004·Granted Aug 3, 2010·49 cites·5 claims
- 2489US7227855B1Resource allocation in a wireless networkARRAYCOMM LLC·Filed 2001·Granted Jun 5, 2007·57 cites·54 claims
- 2589US6965788B1Method and apparatus for providing spatial processing in a remote unitARRAYCOMM INC·Filed 2001·Granted Nov 15, 2005·71 cites·52 claims
- 2688US5930243AMethod and apparatus for estimating parameters of a communication system using antenna arrays and spatial processingARRAYCOMM INC·Filed 1996·Granted Jul 27, 1999·152 cites·52 claims
- 2781US7996049B2Remote unit for providing spatial processingINTEL CORP·Filed 2010·Granted Aug 9, 2011·4 cites·32 claims
- 2878US5909470AMethod and apparatus for decision directed demodulation using antenna arrays and spatial processingARRAYCOMM INC·Filed 1996·Granted Jun 1, 1999·112 cites·28 claims
- 2967US8326374B2Remote unit for providing multiple-mode spatial processingBARRATT CRAIG H·Filed 2011·Granted Dec 4, 2012·2 cites·14 claims
- 3064US7907960B1Method and apparatus for adjusting feedback of a remote unitINTEL CORP·Filed 2006·Granted Mar 15, 2011·2 cites·15 claims
- 3158US7606257B2Apparatus and method for transmission collision avoidanceATHEROS COMM INC·Filed 2004·Granted Oct 20, 2009·4 cites·4 claims
- 3255US4743851AApparatus and method for creating non-orthogonal magnetic resonance imagingRESONEX INC·Filed 1987·Granted May 10, 1988·16 cites·17 claims
- 3350US8532048B2Radio communications system with a minimal broadcast channelUHLIK CHRISTOPHER RICHARD·Filed 2012·Granted Sep 10, 2013·0 cites·23 claims
- 3447US2004127260A1Determining a spatial signature using a robust calibration signalFiled 2003·Application pending·0 cites
- 3534US4713615AQuantization error reduction method for phase encode gradient in NMR imagingRESONEX INC·Filed 1986·Granted Dec 15, 1987·4 cites·10 claims
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