Title:
BLUETOOTH DEVICE AND WORKING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2017/219789
Kind Code:
A1
Abstract:
Disclosed in the present invention are a Bluetooth device and a working method therefor, which relates to the applications of Bluetooth devices in the field of information security. The Bluetooth device comprises a Bluetooth connection module, a pairing module, and a data communication module. The working method comprises a Bluetooth connection process, a pairing process, and a data communication process. The pairing process comprises: a device performs calculation according to a preset verification code, a first random number obtained from an initiating party and a second random number of the device, so as to obtain an encryption key, and encrypts link encryption data comprising a link encryption key by using the encryption key so as to obtain a link encryption request, and sends the link encryption request to the initiating party; and the initiating party obtains the ink encryption key from the link encryption request. In addition to compatibility with the existing Bluetooth protocols, the present invention enhances the security of the pairing process of Bluetooth devices.
More Like This:
Inventors:
LU ZHOU (CN)
YU HUAZHANG (CN)
YU HUAZHANG (CN)
Application Number:
PCT/CN2017/084234
Publication Date:
December 28, 2017
Filing Date:
May 12, 2017
Export Citation:
Assignee:
FEITIAN TECHNOLOGIES CO LTD (CN)
International Classes:
H04W4/80; H04B5/02; H04W12/06; H04W12/50
Foreign References:
| CN105933039A | 2016-09-07 | |||
| CN105430605A | 2016-03-23 | |||
| CN105450269A | 2016-03-30 | |||
| CN104717762A | 2015-06-17 | |||
| CN102420642A | 2012-04-18 | |||
| US20110195665A1 | 2011-08-11 |
Attorney, Agent or Firm:
LEADER PATENT & TRADEMARK FIRM (CN)
Download PDF: