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    • 9. 发明申请
    • CHARACTERIZING AN INDOOR STRUCTURE BASED ON DETECTED MOVEMENTS AND/OR POSITION LOCATIONS OF A MOBILE DEVICE
    • 基于移动设备的检测位置和/或位置来表征室内结构
    • WO2013074352A1
    • 2013-05-23
    • PCT/US2012/063954
    • 2012-11-07
    • QUALCOMM INCORPORATEDDAS, Saumitra, MohanKHORASHADI, Behrooz
    • DAS, Saumitra, MohanKHORASHADI, Behrooz
    • G01S5/02
    • H04W4/04G01C21/206G01S5/0036G01S5/0252H04W4/029
    • Various methods, apparatuses and articles of manufacture are provided which may be implemented in various devices for use in characterizing a signaling environment in an area of location uncertainty within an indoor structure. In an example, a mobile device may, in response to a determination that it is within an area of location uncertainty, gather a plurality of measurements generated during a period of time. Such an example mobile device may generate a position fix, e.g., at or subsequent to an end of the period of time, based, at least in part, on one or more signals received at the mobile device within an area of location certainty. Such an example mobile device may, in response to a determination that it is to report a travel history for at least a portion of the area of location uncertainty, generate a travel log based, at least in part, on the plurality of measurements and the position fix, and transmit at least a portion of the travel log to one or more external devices. An example external device may obtain at least a portion of a travel log from a mobile device, and determine an estimated trajectory of the mobile device within at least a portion of the area of location uncertainty within an indoor structure leading to the position fix.
    • 提供各种方法,装置和制造品,其可以在用于表征室内结构内的位置不确定区域中的信号环境的各种装置中实现。 在一个示例中,移动设备可以响应于其在位置不确定性的区域内的确定而收集在一段时间内生成的多个测量。 该示例性移动设备可以至少部分地基于在位置确定性区域内的移动设备处接收到的一个或多个信号来生成位置固定,例如在该时间段的结束时或之后的位置。 这样的示例移动设备可以响应于确定要报告位置不确定性的区域的至少一部分的旅行历史,至少部分地基于多个测量生成旅行日志,并且 位置固定,并将旅行日志的至少一部分传送到一个或多个外部设备。 示例性外部设备可以从移动设备获得旅行日志的至少一部分,并且确定移动设备在室内结构中的位置不确定性区域的至少一部分内的估计轨迹,导致定位。