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Patenten

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PublicatienummerWO2004036240 A3
PublicatietypeAanvraag
AanvraagnummerPCT/US2003/033124
Publicatiedatum3 juni 2004
Aanvraagdatum17 okt 2003
Prioriteitsdatum17 okt 2002
Ook gepubliceerd alsCA2501268A1, CA2501268C, CN1705894A, CN100520440C, CN101592726A, CN101592726B, DE60327642D1, EP1552323A2, EP1552323B1, EP1986017A2, EP1986017A3, EP1986017B1, US7660588, US8583140, US8588811, US9014719, US20050192024, US20100203899, US20120115509, US20140038637, WO2004036240A2
PublicatienummerPCT/2003/33124, PCT/US/2003/033124, PCT/US/2003/33124, PCT/US/3/033124, PCT/US/3/33124, PCT/US2003/033124, PCT/US2003/33124, PCT/US2003033124, PCT/US200333124, PCT/US3/033124, PCT/US3/33124, PCT/US3033124, PCT/US333124, WO 2004/036240 A3, WO 2004036240 A3, WO 2004036240A3, WO-A3-2004036240, WO2004/036240A3, WO2004036240 A3, WO2004036240A3
UitvindersLeonid Sheynblat
AanvragerQualcomm Inc
Citatie exporterenBiBTeX, EndNote, RefMan
Externe links:  Patentscope, Espacenet
Method and apparatus for improving radio location accuracy
WO 2004036240 A3
Samenvatting  beschikbaar in het Engels
Patentcitaties
Geciteerd patent Aanvraagdatum Publicatiedatum Aanvrager Titel
WO2002071095A2 *1 maart 200212 sept 2002Qualcomm IncorporatedMethod and apparatus providing improved position estimate based on an initial coarse position estimate
WO2003001236A2 *17 juni 20023 jan 2003Qualcomm IncorporatedMethod and apparatus for providing accurate position estimates in instances of severe dilution of precision
EP1143262A2 *19 maart 200110 okt 2001Lucent Technologies Inc.Location determination using weighted ridge regression
EP1148344A1 *6 nov 200024 okt 2001Lucent Technologies Inc.Positioning of a wireless terminal with satellite positioning signals or base station signals
US5999124 *22 april 19987 dec 1999Snaptrack, Inc,Satellite positioning system augmentation with wireless communication signals
US6420999 *26 okt 200016 juli 2002Qualcomm, Inc.Method and apparatus for determining an error estimate in a hybrid position determination system
Verwijzingen naar dit patent
Citerend patent Aanvraagdatum Publicatiedatum Aanvrager Titel
US89092459 aug 20119 dec 2014Skyhook Wireless, Inc.System and method for estimating positioning error within a WLAN-based positioning system
US903716220 maart 201219 mei 2015Skyhook Wireless, Inc.Continuous data optimization of new access points in positioning systems
US936378516 maart 20097 juni 2016Skyhook Wireless, Inc.Calculation of quality of WLAN access point characterization for use in a WLAN positioning system
US939855813 sept 201319 juli 2016Skyhook Wireless, Inc.Continuous data optimization of moved access points in positioning systems
US94266132 dec 201423 aug 2016Skyhook Wireless, Inc.System and method for estimating positioning error within a WLAN-based positioning system
Classificaties
Internationale classificatieG01S19/23, G01S1/00, G01S5/02, G01S19/12, H04W64/00, G01S19/09, G01S19/34, G01S19/48, G01S19/46
CoŲperatieve classificatieG01S19/46, H04W64/00, G01S19/48, G01S5/0263, H04W4/025
Europese classificatieH04W64/00, G01S5/02H1, G01S19/46
Juridische gebeurtenissen
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