Title:
MEDIA ACCESS CONTROL (MAC) FRAME STRUCTURE AND DATA COMMUNICATION METHOD IN A REAL-TIME LOCALIZATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/140307
Kind Code:
A1
Abstract:
Systems and methods for locating a position of a mobile device are provided. The system can include a plurality of anchors. Each anchor can be positioned at a fixed location. The plurality of anchors can be configured to communicate with one another and with the mobile device by transmitting data packets formatted according to a media access control (MAC) frame structure. The MAC frame structure can include a beacon period for synchronizing the plurality of anchors in the system via transmission of a first set of communication packets. The MAC frame structure can include a contention-free period. The MAC frame structure can include a contention period. The system can include a position estimator configured to estimate the position of the mobile device.
Inventors:
DUAN CHUNJIE (US)
PEKHTERYEV GEORGIY (US)
MITIN OLEG (US)
YE ZHENZHEN (US)
PEKHTERYEV GEORGIY (US)
MITIN OLEG (US)
YE ZHENZHEN (US)
Application Number:
PCT/US2019/013357
Publication Date:
July 18, 2019
Filing Date:
January 11, 2019
Export Citation:
Assignee:
DUAN CHUNJIE (US)
PEKHTERYEV GEORGIY (US)
MITIN OLEG (US)
YE ZHENZHEN (US)
REDPOINT POSITIONING CORP (US)
PEKHTERYEV GEORGIY (US)
MITIN OLEG (US)
YE ZHENZHEN (US)
REDPOINT POSITIONING CORP (US)
International Classes:
G01S5/00; H04W56/00; H04W64/00
Foreign References:
| US20100074133A1 | 2010-03-25 | |||
| US20170195109A1 | 2017-07-06 | |||
| US20130301551A1 | 2013-11-14 |
Other References:
None
Attorney, Agent or Firm:
MCKENNA, Christopher J. et al. (US)
Download PDF: