Inventor · disambiguated record
Farshid Alizadeh-Shabdiz
Also filed as: ALIZADEH-SHABDIZ FARSHID
118 granted patents·7 pending applications·6,761 citations·filing 2005–2023
99Inventor score
Files withSKYHOOK WIRELESS INC78ALIZADEH-SHABDIZ FARSHID39MORGAN EDWARD J4MORGAN EDWARD JAMES2BROADSTONE ANDREW J1
Top patents by PatentIndex Score
125 records- 0199US8155666B2Methods and systems for determining location using a cellular and WLAN positioning system by selecting the best cellular positioning system solutionALIZADEH-SHABDIZ FARSHID·Filed 2009·Granted Apr 10, 2012·190 cites·24 claims
- 0299US8090386B2Estimation of speed and direction of travel in a WLAN positioning systemALIZADEH-SHABDIZ FARSHID·Filed 2010·Granted Jan 3, 2012·132 cites·4 claims
- 0399US8054219B2Systems and methods for determining position using a WLAN-PS estimated position as an initial position in a hybrid positioning systemSKYHOOK WIRELESS INC·Filed 2009·Granted Nov 8, 2011·148 cites·6 claims
- 0499US8031657B2Server for updating location beacon databaseSKYHOOK WIRELESS INC·Filed 2008·Granted Oct 4, 2011·116 cites·10 claims
- 0599US8019357B2System and method for estimating positioning error within a WLAN-based positioning systemSKYHOOK WIRELESS INC·Filed 2010·Granted Sep 13, 2011·128 cites·36 claims
- 0699US7999742B2System and method for using a satellite positioning system to filter WLAN access points in a hybrid positioning systemSKYHOOK WIRELESS INC·Filed 2009·Granted Aug 16, 2011·121 cites·28 claims
- 0799US7916661B2Estimation of position using WLAN access point radio propagation characteristics in a WLAN positioning systemSKYHOOK WIRELESS INC·Filed 2009·Granted Mar 29, 2011·158 cites·22 claims
- 0899US7856234B2System and method for estimating positioning error within a WLAN-based positioning systemSKYHOOK WIRELESS INC·Filed 2007·Granted Dec 21, 2010·207 cites·22 claims
- 0999US7835754B2Estimation of speed and direction of travel in a WLAN positioning systemSKYHOOK WIRELESS INC·Filed 2006·Granted Nov 16, 2010·157 cites·13 claims
- 1099US7818017B2Location-based services that choose location algorithms based on number of detected wireless signal stations within range of user deviceSKYHOOK WIRELESS INC·Filed 2007·Granted Oct 19, 2010·206 cites·18 claims
- 1199US7768963B2System and method of improving sampling of WLAN packet information to improve estimates of Doppler frequency of a WLAN positioning deviceSKYHOOK WIRELESS INC·Filed 2007·Granted Aug 3, 2010·203 cites·7 claims
- 1299US7769396B2Location-based services that choose location algorithms based on number of detected access points within range of user deviceSKYHOOK WIRELESS INC·Filed 2007·Granted Aug 3, 2010·221 cites·15 claims
- 1399US7551579B2Calculation of quality of wlan access point characterization for use in a wlan positioning systemSKYHOOK WIRELESS INC·Filed 2006·Granted Jun 23, 2009·235 cites·4 claims
- 1499US7551929B2Estimation of speed and direction of travel in a WLAN positioning system using multiple position estimationsSKYHOOK WIRELESS INC·Filed 2006·Granted Jun 23, 2009·221 cites·9 claims
- 1599US7515578B2Estimation of position using WLAN access point radio propagation characteristics in a WLAN positioning systemSKYHOOK WIRELESS INC·Filed 2006·Granted Apr 7, 2009·237 cites·20 claims
- 1699US7493127B2Continuous data optimization of new access points in positioning systemsSKYHOOK WIRELESS INC·Filed 2006·Granted Feb 17, 2009·262 cites·10 claims
- 1799US7474897B2Continuous data optimization by filtering and positioning systemsSKYHOOK WIRELESS INC·Filed 2006·Granted Jan 6, 2009·256 cites·4 claims
- 1899US7471954B2Methods and systems for estimating a user position in a WLAN positioning system based on user assigned access point locationsSKYHOOK WIRELESS INC·Filed 2007·Granted Dec 30, 2008·236 cites·36 claims
- 1999US7433694B2Location beacon databaseSKYHOOK WIRELESS INC·Filed 2005·Granted Oct 7, 2008·376 cites·2 claims
- 2099US7414988B2Server for updating location beacon databaseSKYHOOK WIRELESS INC·Filed 2005·Granted Aug 19, 2008·304 cites·3 claims
- 2199US7403762B2Method and system for building a location beacon databaseSKYHOOK WIRELESS INC·Filed 2005·Granted Jul 22, 2008·311 cites·13 claims
- 2299US7305245B2Location-based services that choose location algorithms based on number of detected access points within range of user deviceSKYHOOK WIRELESS INC·Filed 2005·Granted Dec 4, 2007·318 cites·10 claims
- 2398US8983493B2Method and system for selecting and providing a relevant subset of Wi-Fi location information to a mobile client device so the client device may estimate its position with efficient utilization of resourcesSKYHOOK WIRELESS INC·Filed 2013·Granted Mar 17, 2015·72 cites·17 claims
- 2498US8630664B2Access point databaseALIZADEH-SHABDIZ FARSHID·Filed 2010·Granted Jan 14, 2014·23 cites·29 claims
- 2598US8538457B2Continuous data optimization of moved access points in positioning systemsSKYHOOK WIRELESS INC·Filed 2012·Granted Sep 17, 2013·29 cites·11 claims
- 2698US8478297B2Continuous data optimization of moved access points in positioning systemsMORGAN EDWARD JAMES·Filed 2012·Granted Jul 2, 2013·76 cites·16 claims
- 2798US8223074B2Systems and methods for using a satellite positioning system to detect moved WLAN access pointsALIZADEH-SHABDIZ FARSHID·Filed 2011·Granted Jul 17, 2012·60 cites·24 claims
- 2898US8089398B2Methods and systems for stationary user detection in a hybrid positioning systemALIZADEH-SHABDIZ FARSHID·Filed 2009·Granted Jan 3, 2012·95 cites·14 claims
- 2998US8089399B2System and method for refining a WLAN-PS estimated location using satellite measurements in a hybrid positioning systemALIZADEH-SHABDIZ FARSHID·Filed 2009·Granted Jan 3, 2012·97 cites·20 claims
- 3098US8014788B2Estimation of speed of travel using the dynamic signal strength variation of multiple WLAN access pointsSKYHOOK WIRELESS INC·Filed 2006·Granted Sep 6, 2011·131 cites·15 claims
- 3197US10305854B2Ensuring data quality by filtering network address observationsSKYHOOK WIRELESS INC·Filed 2014·Granted May 28, 2019·55 cites·7 claims
- 3297US9398558B2Continuous data optimization of moved access points in positioning systemsSKYHOOK WIRELESS INC·Filed 2013·Granted Jul 19, 2016·16 cites·20 claims
- 3397US9037162B2Continuous data optimization of new access points in positioning systemsMORGAN EDWARD J·Filed 2012·Granted May 19, 2015·29 cites·36 claims
- 3497US8965412B2Location-based services that choose location algorithms based on number of detected access points within range of user deviceSKYHOOK WIRELESS INC·Filed 2013·Granted Feb 24, 2015·21 cites·47 claims
- 3597US8837363B2Server for updating location beacon databaseJONES RUSSEL K·Filed 2011·Granted Sep 16, 2014·103 cites·36 claims
- 3697US8369264B2Method and system for selecting and providing a relevant subset of Wi-Fi location information to a mobile client device so the client device may estimate its position with efficient utilization of resourcesSKYHOOK WIRELESS INC·Filed 2007·Granted Feb 5, 2013·93 cites·17 claims
- 3797US8244272B2Continuous data optimization of moved access points in positioning systemsMORGAN EDWARD J·Filed 2006·Granted Aug 14, 2012·85 cites·14 claims
- 3897US8130148B2System and method for using a satellite positioning system to filter WLAN access points in a hybrid positioning systemALIZADEH-SHABDIZ FARSHID·Filed 2011·Granted Mar 6, 2012·47 cites·32 claims
- 3996US11553449B1Positioning system with multi-location beaconsSKYHOOK WIRELESS INC·Filed 2021·Granted Jan 10, 2023·5 cites·20 claims
- 4096US10080208B2Techniques for setting quality attributes of access points in a positioning systemSKYHOOK WIRELESS INC·Filed 2016·Granted Sep 18, 2018·8 cites·20 claims
- 4196US9554247B2Techniques for computing location of a mobile device based on observed Wi-Fi access pointsSKYHOOK WIRELESS INC·Filed 2016·Granted Jan 24, 2017·13 cites·20 claims
- 4296US9408031B1Geo-fence splittingSKYHOOK WIRELESS INC·Filed 2015·Granted Aug 2, 2016·18 cites·21 claims
- 4396US9392407B2Method and system for selecting and providing a relevant subset of wi-fl location information to a mobile client device so the client device may estimate its position with efficient utilization of resourcesSKYHOOK WIRELESS INC·Filed 2015·Granted Jul 12, 2016·13 cites·23 claims
- 4496US9369884B2Techniques for computing location of a mobile device based on observed Wi-Fi access pointsSKYHOOK WIRELESS INC·Filed 2014·Granted Jun 14, 2016·11 cites·24 claims
- 4596US9103900B2System and method of gathering WLAN packet samples to improve position estimates of WLAN positioning deviceSKYHOOK WIRELESS INC·Filed 2012·Granted Aug 11, 2015·17 cites·13 claims
- 4696US9014715B2Systems for and methods of determining likelihood of atypical transmission characteristics of reference points in a positioning systemALIZADEH-SHABDIZ FARSHID·Filed 2011·Granted Apr 21, 2015·30 cites·38 claims
- 4796US8462745B2Methods and systems for determining location using a cellular and WLAN positioning system by selecting the best WLAN PS solutionALIZADEH-SHABDIZ FARSHID·Filed 2009·Granted Jun 11, 2013·48 cites·22 claims
- 4896US8185129B2System and method of passive and active scanning of WLAN-enabled access points to estimate position of a WLAN positioning deviceALIZADEH-SHABDIZ FARSHID·Filed 2007·Granted May 22, 2012·45 cites·6 claims
- 4996US8154454B2Systems and methods for using a satellite positioning system to detect moved WLAN access pointsALIZADEH-SHABDIZ FARSHID·Filed 2011·Granted Apr 10, 2012·33 cites·24 claims
- 5096US8144673B2Method and system for employing a dedicated device for position estimation by a WLAN positioning systemALIZADEH-SHABDIZ FARSHID·Filed 2007·Granted Mar 27, 2012·42 cites·18 claims
Showing the top 50 of 125 patent records by PatentIndex Score.
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