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    • 1. 发明申请
    • METHOD AND APPARATUS FOR LEARNING OF THE PARAMETERS OF A FINGERPRINT PREDICTION MAP MODEL
    • 用于学习指纹预测图模型参数的方法和设备
    • WO2012099905A2
    • 2012-07-26
    • PCT/US2012/021608
    • 2012-01-17
    • QUALCOMM INCORPORATEDRICHARDSON, ThomasJOVICIC, AleksandarMEASSON, Cyril
    • RICHARDSON, ThomasJOVICIC, AleksandarMEASSON, Cyril
    • H04W64/00
    • G01S5/0252G01S5/0036G01S5/021G01S5/0278H04W64/006
    • Signal measurements are received, e.g., by a network device such as a location determination server, and a location of a mobile device to which the signal measurements correspond is determined. The measurements are also used to update parameters used to generate a signal prediction map. The signal prediction map, generated using the updated parameters, is then used for determining the position of another mobile device. In some embodiments parameter updating is performed when the location of a device is determined to a predetermined degree of certainty but not when the position of a mobile device is determined with a lower degree of certainty. Parameters used for generating prediction maps are updated, e.g., refined, based on signals collected for use in determining the location of a device without the need to conduct an updated survey and/or take signal measurements specifically for the purpose of updating prediction map parameters.
    • 例如通过诸如位置确定服务器之类的网络设备来接收信号测量,并且确定信号测量所对应的移动设备的位置。 测量还用于更新用于生成信号预测图的参数。 然后,使用更新的参数生成的信号预测图被用于确定另一个移动设备的位置。 在一些实施例中,当设备的位置被确定为预定的确定度时执行参数更新,但是当确定具有较低确定度的移动设备的位置时不执行参数更新。 用于生成预测图的参数基于所收集的用于确定设备的位置的信号而被更新(例如,细化),而不需要进行更新的调查和/或专门为了更新预测图参数而进行信号测量。
    • 3. 发明申请
    • METHODS AND APPARATUS FOR MOBILE DEVICE LOCATION DETERMINATION
    • 用于移动设备位置确定的方法和装置
    • WO2012099827A1
    • 2012-07-26
    • PCT/US2012/021457
    • 2012-01-16
    • QUALCOMM INCORPORATEDRICHARDSON, ThomasJOVICIC, AleksandarMEASSON, CyrilLI, Junyi
    • RICHARDSON, ThomasJOVICIC, AleksandarMEASSON, CyrilLI, Junyi
    • G01S5/02
    • H04W64/00G01S5/0236H04M2242/30H04W4/023H04W4/027H04W4/029H04W24/10
    • Methods and apparatus for resolving an ambiguity with regard to a mobile device's location are described. In various embodiments, when a level of ambiguity with regard to the location of a mobile device is detected, and the level of ambiguity is above a threshold, an ambiguity resolution request signal is generated and transmitted. In this manner, a wireless terminal needing help in determining its location reliably may request such help but at other times may determine its own location without assistance. In some embodiments the ambiguity resolution request signal includes information, e.g., location probabilities, on one or more locations which are under consideration as possible locations of the mobile device. A device responding to the ambiguity resolution request provides information allowing the mobile device confronted with a location ambiguity to eliminate at least on location under consideration or to generate a new probability for one or more locations under consideration.
    • 描述了用于解决关于移动设备位置的模糊性的方法和装置。 在各种实施例中,当检测到关于移动设备的位置的模糊度级别,并且歧义级别高于阈值时,生成并发送模糊度解析请求信号。 以这种方式,需要帮助确定其位置的无线终端可以请求这样的帮助,但是在其他时候可以在没有帮助的情况下确定其自己的位置。 在一些实施例中,模糊度解析请求信号包括作为移动设备的可能位置正在考虑的一个或多个位置上的信息,例如位置概率。 响应于模糊度解析请求的设备提供信息,允许面临位置模糊的移动设备至少消除所考虑的位置,或为一个或多个所考虑的位置产生新的概率。
    • 5. 发明申请
    • METHODS AND APPARATUS FOR DISTRIBUTED LEARNING OF PARAMETERS OF A FINGERPRINT PREDICTION MAP MODEL
    • 指纹预测地图模型参数分布学习的方法与装置
    • WO2012099997A1
    • 2012-07-26
    • PCT/US2012/021772
    • 2012-01-18
    • QUALCOMM INCORPORATEDRICHARDSON, ThomasJOVICIC, AleksandarMEASSON, Cyril
    • RICHARDSON, ThomasJOVICIC, AleksandarMEASSON, Cyril
    • G01S5/02G01S5/00
    • G01S5/0252G01S5/0018G01S5/021H04W4/029H04W4/80
    • In accordance with various embodiments, mobile wireless devices which use prediction maps, e.g., RF prediction maps, to determine their location also contribute to the updating and distribution of parameters relating to prediction map generation. After a device determines its location, it uses the signal measurements used in determining the device's location to determine updated parameters which can be used in generating signal prediction maps in the future. The generated parameters are then transmitted to another device for use in generating prediction maps and/or distribution to other devices. In this manner parameters corresponding to a particular location can be updated and distributed without the need for a survey team and/or dedicated equipment. The devices using the prediction map become the devices which also aid in the updating of the parameters used to facilitate generation of a prediction map at some future time. In some embodiments, statistical information corresponding to the updated parameters is also generated and communicated.
    • 根据各种实施例,使用预测图(例如RF预测图)来确定它们的位置的移动无线设备还有助于与预测图生成有关的参数的更新和分布。 在设备确定其位置之后,它使用用于确定设备位置的信号测量来确定将来可用于生成信号预测图的更新参数。 所产生的参数然后被发送到另一个设备,以用于生成预测图和/或分发给其他设备。 以这种方式,可以更新和分发对应于特定位置的参数,而不需要调查团队和/或专用设备。 使用预测图的装置成为也有助于更新用于在将来某个时间产生预测图的参数的装置。 在一些实施例中,还生成并传达与更新的参数对应的统计信息。
    • 6. 发明申请
    • METHODS AND APPARATUS FOR MOBILE DEVICE BASED LOCATION DETERMINATION IN A MOBILE COMMUNICATIONS SYSTEM
    • 移动通信系统中基于移动设备的位置确定的方法和装置
    • WO2012099903A1
    • 2012-07-26
    • PCT/US2012/021604
    • 2012-01-17
    • QUALCOMM INCORPORATEDJOVICIC, AleksandarMEASSON, CyrilRICHARDSON, Thomas
    • JOVICIC, AleksandarMEASSON, CyrilRICHARDSON, Thomas
    • H04W64/00G01S5/00G01S5/02H04W84/18
    • H04W64/00G01S5/0009G01S5/0289H04W84/18
    • Methods and apparatus related to determining location of mobile devices based on signals and/or location history information received from other mobile devices are described. In various embodiments mobile devices monitor signals from other devices. Mobile devices store signal measurement information along with time stamp information and information identifying the device from which a measured signal was received. In various embodiments a mobile communications device which determines its location with reasonable accuracy, e.g., to within a predetermined distance or some other accuracy metric, transmits location history information indicating one or more past locations, and optionally the device's current location, and the times it was at the indicated locations. Reliability information is communicated with the time and location information in some embodiments. A device receiving the location history log can determine and/or refine its understanding of its own location and the location of other devices at different points in time.
    • 描述了基于从其他移动设备接收的信号和/或位置历史信息来确定移动设备的位置的方法和装置。 在各种实施例中,移动设备监视来自其他设备的信号。 移动设备存储信号测量信息以及识别从其接收测量信号的设备的时间戳信息和信息。 在各种实施例中,以合理准确度(例如,在预定距离内或其他精确度量)内确定其位置的移动通信设备传送指示一个或多个过去位置的位置历史信息,以及可选地设备的当前位置,以及时间 在指定的地点。 在一些实施例中,可靠性信息与时间和位置信息通信。 接收位置历史记录的设备可以在不同的时间点确定和/或改进其对其自己的位置和其他设备的位置的理解。
    • 7. 发明申请
    • METHODS AND APPARATUS FOR DETERMINING MOBILE DEVICE LOCATION IN A COMMUNICATIONS SYSTEM
    • 用于确定通信系统中的移动设备位置的方法和装置
    • WO2012099828A1
    • 2012-07-26
    • PCT/US2012/021460
    • 2012-01-16
    • QUALCOMM INCORPORATEDJOVICIC, AleksandarMEASSON, CyrilRICHARDSON, Thomas
    • JOVICIC, AleksandarMEASSON, CyrilRICHARDSON, Thomas
    • H04W64/00
    • G01S5/0226G01S5/0081G01S5/0252G01S5/0263H04W24/10H04W64/00
    • Methods and apparatus related to determining location of one or more mobile devices based on signals received by mobile device and signals received by fixed devices such as access points (APs) in a communications system are described. In accordance with various embodiments, mobile devices, e.g., peer devices, measure one or more signal characteristics, e.g., received signal power level, of signals received from peer devices and report this information along with information identifying the peer devices to which individual signal measurements correspond. The time of the signal measurements is also reported allowing a location determination server to time align signal measurements made by multiple different devices, e.g., mobile devices and access points, and use signals measurements from the multiple devices to determine the location of one or mobile devices, e.g., at one or more points in time, with more accuracy than if AP signal measurement alone were used.
    • 描述了基于由移动设备接收的信号和由诸如通信系统中的接入点(AP)的固定设备接收的信号来确定一个或多个移动设备的位置的方法和装置。 根据各种实施例,移动设备(例如,对等设备)测量从对等设备接收的信号的一个或多个信号特性,例如接收的信号功率电平,并且将该信息与标识对等设备的信息一起报告给各个信号测量 对应。 还报告信号测量的时间,允许位置确定服务器时间对准由多个不同设备(例如,移动设备和接入点)进行的信号测量,并且使用来自多个设备的信号测量来确定一个或多个移动设备的位置 例如,在一个或多个时间点,比仅使用AP信号测量的精度更高。
    • 8. 发明申请
    • METHODS AND APPARATUS FOR USING MOBILE DEVICES AS LOCATION ANCHOR POINTS
    • 使用移动设备作为位置锚点的方法和装置
    • WO2012031253A1
    • 2012-03-08
    • PCT/US2011/050414
    • 2011-09-02
    • QUALCOMM IncorporatedJOVICIC, AleksandarRICHARDSON, ThomasMEASSON, Cyril
    • JOVICIC, AleksandarRICHARDSON, ThomasMEASSON, Cyril
    • H04W4/04
    • H04W64/00G01S5/0027G01S13/878H04W76/14H04W88/04
    • Mobile devices are used as temporary location anchor points, e.g., to supplement fixed location permanent location anchor points, in a wireless communications system in which mobile device locations are determined. A mobile device receives a command or request to operate as a location anchor point. In some embodiments, the command includes time information indicating the amount of time the mobile device is to operate as a location anchor point. In some embodiments, a mobile device operating as a location anchor point reports a received signal strength measurement along with information identifying the device from which the signal was received to a network element, e.g., a location server node. In some embodiments, a mobile device operating as a location anchor point broadcasts a signal providing location information. The mobile device receives compensation for operating as a location anchor point. Compensation may be monetary, services, or benefits provided by the network.
    • 在确定移动设备位置的无线通信系统中,将移动设备用作临时位置定位点,例如补充固定位置永久定位点。 移动设备接收作为位置定位点操作的命令或请求。 在一些实施例中,该命令包括指示移动设备将要作为位置定位点操作的时间量的时间信息。 在一些实施例中,作为位置定位点操作的移动设备将识别接收到信号的设备的信息与接收的信号强度测量一起报告给网络元件,例如位置服务器节点。 在一些实施例中,作为位置定位点操作的移动设备广播提供位置信息的信号。 移动设备接收作为位置定位点操作的补偿。 赔偿可能是网络提供的货币,服务或福利。