Inventor · disambiguated record
Ming U. Chang
Also filed as: CHANG MING · CHANG MING U
36 granted patents·3 pending applications·852 citations·filing 1999–2020
98Inventor score
Top patents by PatentIndex Score
39 records- 0197US7167704B2Communication system using multiple link terminals for aircraftDIRECTV GROUP INC·Filed 2006·Granted Jan 23, 2007·63 cites·14 claims
- 0293US6388615B1Micro cell architecture for mobile user tracking communication systemHUGHES ELECTRONICS CORP·Filed 2000·Granted May 14, 2002·57 cites·13 claims
- 0392US7187949B2Multiple basestation communication system having adaptive antennasDIRECTV GROUP INC·Filed 2001·Granted Mar 6, 2007·71 cites·19 claims
- 0490US7103317B2Communication system using multiple link terminals for aircraftDIRECTV GROUP INC·Filed 2001·Granted Sep 5, 2006·39 cites·21 claims
- 0590US6295440B2Multiple satellite mobile communications method and apparatus for hand-held terminalsHUGHES ELECTRONICS CORP·Filed 2000·Granted Sep 25, 2001·32 cites·7 claims
- 0689US7200360B1Communication system as a secondary platform with frequency reuseDIRECTV GROUP INC·Filed 2000·Granted Apr 3, 2007·39 cites·16 claims
- 0789US6756937B1Stratospheric platforms based mobile communications architectureDIRECTV GROUP INC·Filed 2000·Granted Jun 29, 2004·43 cites·58 claims
- 0886US7181162B2Communication system using multiple link terminalsDIRECTV GROUP INC·Filed 2001·Granted Feb 20, 2007·33 cites·20 claims
- 0986US6725013B1Communication system having frequency reuse in non-blocking mannerHUGHES ELECTRONICS CORP·Filed 2000·Granted Apr 20, 2004·33 cites·18 claims
- 1084US11157591B2Asynchronous static analysis system for a collaborative software development environmentATLASSIAN PTY LTD·Filed 2020·Granted Oct 26, 2021·4 cites·20 claims
- 1184US7068616B2Multiple dynamic connectivity for satellite communications systemsDIRECTV GROUP INC·Filed 2001·Granted Jun 27, 2006·27 cites·26 claims
- 1284US6785553B2Position location of multiple transponding platforms and users using two-way ranging as a calibration reference for GPSDIRECTV GROUP INC·Filed 2001·Granted Aug 31, 2004·56 cites·14 claims
- 1384US6751458B1Architecture utilizing frequency reuse in accommodating user-link and feeder-link transmissionsDIRECTV GROUP INC·Filed 2000·Granted Jun 15, 2004·28 cites·21 claims
- 1483US7558569B2Induced cellular communications handoverBOEING CO·Filed 2004·Granted Jul 7, 2009·40 cites·11 claims
- 1583US7400857B2Communication system using multiple link terminalsDIRECTV GROUP INC·Filed 2001·Granted Jul 15, 2008·31 cites·20 claims
- 1682US7027769B1GEO stationary communications system with minimal delayDIRECTV GROUP INC·Filed 2000·Granted Apr 11, 2006·23 cites·48 claims
- 1781US6829479B1Fixed wireless back haul for mobile communications using stratospheric platformsDIRECTV GROUP INC·Filed 2000·Granted Dec 7, 2004·17 cites·13 claims
- 1879US6914557B2Micro cell architecture for mobile user tracking communication systemDIRECTV GROUP INC·Filed 2001·Granted Jul 5, 2005·17 cites·26 claims
- 1978US6963548B1Coherent synchronization of code division multiple access signalsDIRECTV GROUP INC·Filed 2000·Granted Nov 8, 2005·20 cites·12 claims
- 2076US6891813B2Dynamic cell CDMA code assignment system and methodDIRECTV GROUP INC·Filed 2000·Granted May 10, 2005·19 cites·25 claims
- 2175US7809403B2Stratospheric platforms communication system using adaptive antennasDIRECTV GROUP INC·Filed 2001·Granted Oct 5, 2010·15 cites·17 claims
- 2275US6337980B1Multiple satellite mobile communications method and apparatus for hand-held terminalsHUGHES ELECTRONICS CORP·Filed 1999·Granted Jan 8, 2002·35 cites·13 claims
- 2370US6567052B1Stratospheric platform system architecture with adjustment of antenna boresight anglesHUGHES ELECTRONICS CORP·Filed 2000·Granted May 20, 2003·22 cites·16 claims
- 2469US8706167B2Communication system for mobile users using adaptive antenna with auxiliary elementsDIRECTV GROUP INC·Filed 2013·Granted Apr 22, 2014·2 cites·23 claims
- 2566US6763242B1Resource assignment system and method for determining the sameDIRECTV GROUP INC·Filed 2000·Granted Jul 13, 2004·9 cites·19 claims
- 2665US6952580B2Multiple link internet protocol mobile communications system and method thereforDIRECTV GROUP INC·Filed 2000·Granted Oct 4, 2005·9 cites·26 claims
- 2764US7929984B2Multiple basestation communication system having adaptive antennasDIRECTV GROUP INC·Filed 2007·Granted Apr 19, 2011·2 cites·7 claims
- 2864US6941107B2Stratospheric platform based surface vehicle tracking and mobile data networkDIRECTV GROUP INC·Filed 2001·Granted Sep 6, 2005·7 cites·20 claims
- 2960US7720472B1Stratospheric-based communication system having interference cancellationDIRECTV GROUP INC·Filed 2000·Granted May 18, 2010·6 cites·15 claims
- 3059US7089000B1Multi-node wireless communication system with multiple transponding platformsDIRECTV GROUP INC·Filed 2000·Granted Aug 8, 2006·5 cites·18 claims
- 3158US6501941B1Method for identifying growth limits of handheld services for mobile satellite communicationsHUGHES ELECTRONICS CORP·Filed 1999·Granted Dec 31, 2002·19 cites·11 claims
- 3256US6606307B1Techniques for utilization of bandwidth space assetsHUGHES ELECTRONICS CORP·Filed 1999·Granted Aug 12, 2003·23 cites·34 claims
- 3349US7245599B2Application of complex codes to maximize user link utilizationDIRECTTV GROUP INC·Filed 2001·Granted Jul 17, 2007·1 cites·9 claims
- 3448US2005032545A1Fixed wireless back haul for mobile communications using stratospheric platformsFiled 2004·Application pending·0 cites
- 3548US2004242153A1Fixed wireless back haul for mobile communications using stratospheric platformsFiled 2004·Application pending·0 cites
- 3647US8396513B2Communication system for mobile users using adaptive antennaCHANG DONALD C D·Filed 2001·Granted Mar 12, 2013·4 cites·5 claims
- 3743US6807397B2Method for identifying growth limits of handheld services for mobile satellite communicationsHUGHES ELECTRONICS CORP·Filed 2002·Granted Oct 19, 2004·1 cites·30 claims
- 3842US7236508B2Application of complex codes to maximize feeder link utilizationDIRECTV GROUP INC·Filed 2001·Granted Jun 26, 2007·0 cites·10 claims
- 3932US2002073437A1Television distribution system using multiple linksHUGHES ELECTRONICS CORP·Filed 2001·Application pending·0 cites
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