Wireless signals and techniques for determining locations of objects in multi-path environments
(57) ABSTRACT A time-reversal positioning system includes a storage stor ing first data
representing channel impulse responses derived from probe signals sent from a plurality of …
representing channel impulse responses derived from probe signals sent from a plurality of …
Method, apparatus, and systems for wireless event detection and monitoring
An apparatus for detecting events includes a processor and a storage device storing
instructions that when executed by the processor cause the processor to train a classifier for …
instructions that when executed by the processor cause the processor to train a classifier for …
Multiuser time-reversal division multiple access uplink system with parallel interference cancellation
In a time-reversal wireless system, a transceiver receives a combined signal that includes
signals from a plurality of devices, each device sending a signal to the transceiver through …
signals from a plurality of devices, each device sending a signal to the transceiver through …
Time-reversal wireless paradigm for internet of things
(65) Prior Publication Data(57) ABSTRACT US 2015/0257167 A1 Sep. 10, 2015 A method
of connecting devices to a network is provided. The method includes providing base stations …
of connecting devices to a network is provided. The method includes providing base stations …
Time-reversal wireless systems having asymmetric architecture
In an asymmetric time-reversal wireless system, a base station includes an input circuit
configured to, during a hand-shake period, receive a channel response signal derived from …
configured to, during a hand-shake period, receive a channel response signal derived from …
[KNIHA][B] Precoding techniques for digital communication systems
During the past two decades, many communication techniques have been developed to
achieve various goals such as higher data rate, more robust link quality, and more user …
achieve various goals such as higher data rate, more robust link quality, and more user …
Handshaking protocol for time-reversal system
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 …
receives a handshake signal transmitted from a second device through multiple propagation …
Time-reversal wireless systems having asymmetric architecture
In an asymmetric time-reversal wireless system, a base station includes an input circuit
configured to, during a hand-shake period, receive a channel response signal derived from …
configured to, during a hand-shake period, receive a channel response signal derived from …
A SIMO one-bit time reversal for UWB communication systems
D Abbasi-Moghadam, VT Vakili - EURASIP Journal on Wireless …, 2012 - Springer
With the one-bit time reversal ultra wideband (OTR-UWB) transceiver, the data symbols are
encoded using the reversed order of the channel phase. The major factor limiting SISO OTR …
encoded using the reversed order of the channel phase. The major factor limiting SISO OTR …
Methods, devices and systems of heterogeneous time-reversal paradigm enabling direct connectivity in internet of things
A method of connecting heterogeneous devices to a network is provided. The method
includes providing base stations connected to a network, and at each of the base stations …
includes providing base stations connected to a network, and at each of the base stations …