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1. (WO2013152507) DEVICE DISCOVERY METHOD, DEVICE, AND SYSTEM

Pub. No.:    WO/2013/152507    International Application No.:    PCT/CN2012/074021
Publication Date: Fri Oct 18 01:59:59 CEST 2013 International Filing Date: Sat Apr 14 01:59:59 CEST 2012
IPC: H04W 48/10
Applicants: HUAWEI TECHNOLOGIES CO., LTD.
华为技术有限公司
ZHOU, Weihua
周卫华
WU, Xiaobo
吴晓波
GUO, Yali
郭雅莉
ZHANG, Wanqiang
张万强
Inventors: ZHOU, Weihua
周卫华
WU, Xiaobo
吴晓波
GUO, Yali
郭雅莉
ZHANG, Wanqiang
张万强
Title: DEVICE DISCOVERY METHOD, DEVICE, AND SYSTEM
Abstract:
Embodiments of the present invention provide a device discovery method, a device, and a system, related to the field of communications technologies. The method comprises: a first device starting a device to device (D2D) monitoring and broadcasting function; after monitoring broadcasting information of a second device, the first device reporting the broadcasting information of the second device and a user identifier of a target user to a network side, so as to enable the network side to obtain, according to the broadcasting information of the second device, a user identifier logging into the second device, and determine whether the user identifier logging into the second device is the user identifier of the target user; and the first device receiving a determination result returned by the network side, and the first device confirming, according to the determination result, whether a device into which the target user logs is within a preset distance from the first device.