Time-reversal technologies for hybrid wireless networks

Y Chen, H Ma, Y Han, HQD Lai, KJR Liu - US Patent 10,009,148, 2018 - Google Patents
Transmitters and receivers for use in hybrid networks capable of supporting time-reversal
division multi-access communication protocols are described. Wireless access points …

[PDF][PDF] Time reversal UWB communication system: A novel modulation scheme with experimental validation

IH Naqvi, A Khaleghi, G El Zein - EURASIP Journal on Wireless …, 2010 - Springer
A new modulation scheme is proposed for a time reversal (TR) ultra wide-band (UWB)
communication system. The new modulation scheme uses the binary pulse amplitude …

Quadrature amplitude modulation for time-reversal systems

YH Yang, Y Chen, KJR Liu - US Patent 9,736,002, 2017 - Google Patents
Time-reversal wireless communication includes: at a base station, receiving a probe signal
from a terminal device; generating a signature waveform that is based on a time-reversed …

Methods, devices, apparatus, and systems for medium access control in wireless communication systems utilizing spatial focusing effect

ZH Wu, B Wang, C Jiang, Z Safar, KJR Liu - US Patent 10,129,862, 2018 - Google Patents
A base station of a time reversal communication system is provided. The base station
receives a set of channel probing signals from a set of terminal devices, determines channel …

Device‐to‐device communications using EMTR technique

S Rajabi, SA Ghorashi, V Shah‐Mansouri… - IET Signal …, 2018 - Wiley Online Library
Device‐to‐device (D2D) communication is a promising 5G technology, which helps to
increase spectrum efficiency and sum‐rate, as well as to decrease experienced latency. The …

Handshaking protocol for time-reversal system

H Ma, Y Han, Y Chen, Z Safar, F Han… - US Patent 9,825,838, 2017 - Google Patents
A handshaking process for time-reversal wireless communication is provided. A first device
receives a handshake signal transmitted from a second device through multiple propagation …

Method, apparatus, server, and systems of time-reversal technology

KJR Liu, HQD Lai, B Wang, Q Xu, C Chen… - US Patent …, 2019 - Google Patents
A time-reversal wireless system comprising a first wireless transceiver of a time-reversal
client, one or more second wireless transceiver and/or a time-reversal client with the first …

Time reversal uwb communication: Experimental study for high data rates in dense multipath propagation channels

IH Naqvi, G Le Rosey, G El Zein, J De Rosny… - MIC-CPE, 2009 - hal.science
High data rate communication for a Time Reversal UWB communication system is
experimentally studied using binary pulse amplitude modulation in dense multipath …

Characterization of the confidentiality of a green time reversal communication system: Experimental measurement of the spy BER sink

DT Phan-Huy, T Sarrebourse, A Gati… - 2013 IEEE Wireless …, 2013 - ieeexplore.ieee.org
Time Reversal (TR) is a multiple-input single-output (MISO) pre-filtering technique that
allows a signal to be sent towards a target antenna by focusing the wave at the receiver both …

Polycentric spatial focus of time-reversal electromagnetic field in rectangular conductor cavity

Y Chen, BZ Wang - Optics express, 2013 - opg.optica.org
Polycentric focus effect of time-reversal (TR) electromagnetic field is found in a rectangular
resonant cavity. Theoretical deduction shows that the effect is due to the mirror symmetry of …