公开(公告)号：US20170366943A1

公开(公告)日：2017-12-21

申请号：US15584261

申请日：2017-05-02

Applicant: T-Mobile, U.S.A., Inc.

Inventor： Jong Sung Yoon ,  Jie Hui ,  Michael Mitchell ,  Zhuoqing Morley Mao ,  Yunhan Jia ,  Chao Kong

IPC: H04W4/04 ,  G01S13/08 ,  H04W4/02 ,  H04W64/00

CPC classification number: H04W4/023 ,  H04M1/72566 ,  H04M1/72569 ,  H04M1/72572 ,  H04M2250/52 ,  H04W4/025 ,  H04W4/33 ,  H04W64/006

Abstract: Techniques are disclosed for determining whether a mobile device is located indoors or outdoors. In some embodiments, a mobile device may utilize a fusion of the information from multiple sensors, such as a RGB sensor, a proximity sensor, a light intensity sensor, and a WiFi radio, to determine whether the mobile device is located indoors or outdoors.