Results 11 to 20 of about 1,290 (225)

A Sparse Shared Aperture Design for Simultaneous Transmit and Receive Arrays with Beam Constraints [PDF]

open access: yesSensors, 2023
The utilization of efficient digital self-interference cancellation technology enables the simultaneous transmit and receive (STAR) phased array system to meet most application requirements through STAR capabilities.
Dujuan Hu   +3 more
doaj   +3 more sources

Standalone RF Self-Interference Cancellation System for In-Vivo Simultaneous Transmit and Receive (STAR) MRI. [PDF]

open access: yesIEEE Trans Biomed Circuits Syst, 2023
Demonstrated is a standalone RF self-interference canceller for simultaneous transmit and receive (STAR) magnetic resonance imaging (MRI) at 1.5T. Standalone STAR cancels the leakage signal directly coupled between transmit and receive RF coils.
Colwell ZA   +6 more
europepmc   +5 more sources

Transmit Beamforming Design Based on Multi-Receiver Power Suppression for STAR Digital Array [PDF]

open access: yesSensors
The simultaneous transmit and receive (STAR) array system provides higher radiation gain and data rate compared to traditional radio system. Because of the various mutual couplings between each pair of transmit and receive elements, it is a great ...
Tairan Lin   +3 more
doaj   +3 more sources

A Method to Improve the Performance of Arrays for Aperture-Level Simultaneous Transmit and Receive

open access: yesInternational Journal of Antennas and Propagation, 2022
The simultaneous transmit and receive (STAR) system needs to establish sufficiently high isolation between the transmitter and the receiver in order to play its role.
Dujuan Hu   +3 more
doaj   +2 more sources

Improving Isolation in Monostatic Simultaneous Transmit and Receive Systems Using a Quasi-Symmetrical Self-Interference Cancellation Architecture

open access: yesIEEE Journal of Microwaves, 2023
For simultaneous transmit (Tx) and receive (Rx), it is a common practice, with monostatic full duplex (FD) systems, to use a single antenna and a circulator to provide isolation between the transmit and receive radio chains.
Md Nurul Anwar Tarek   +4 more
doaj   +3 more sources

Techniques for Achieving High Isolation in RF Domain for Simultaneous Transmit and Receive [PDF]

open access: yesIEEE Open Journal of Antennas and Propagation, 2020
With the growth of wireless data traffic, additional spectrum is required to meet consumer demands. Consequently, innovative approaches are needed for efficient management of the available limited spectrum. To double the achievable spectral efficiency, a
Satheesh Bojja Venkatakrishnan   +5 more
doaj   +2 more sources

Aperture-Level Simultaneous Transmit and Receive (STAR) with Digital Phased Arrays [PDF]

open access: yes, 2020
In the signal processing community, it has long been assumed that transmitting and receiving useful signals at the same time in the same frequency band at the same physical location was impossible. A number of insights in antenna design, analog hardware,
Cummings, Ian
openaire   +3 more sources

A High Isolation, Low-Profile, Triple-Port SIW Based Annular Slot Antenna for Millimeter-Wave 5G MIMO Applications

open access: yesIEEE Access, 2022
This paper presents a compact, triple-port, millimeter-wave (mm-wave) substrate-integrated waveguide (SIW) based annular slot antenna. The presented antenna was fabricated on a single dielectric layer, 30mil TLY-5 substrate with a standard PCB process ...
Enis Kobal   +3 more
doaj   +1 more source

Dual-Polarized High-Isolation Antenna Design and Beam Steering Array Enabling Full-Duplex Communications for Operation Over a Wide Frequency Range

open access: yesIEEE Open Journal of Antennas and Propagation, 2021
A new dual-polarized antenna and array are presented for In-Band Full-Duplex (IBFD) applications, offering high inter-port isolation. The single-element antenna system consists of four H-shape slots, stacked patches for wide bandwidth, and two external ...
Maksim V. Kuznetcov   +3 more
doaj   +1 more source

Lens Based High Directivity Simultaneous Transmit and Receive Systems [PDF]

open access: yes, 2021
Simultaneous transmit and receive (STAR) has the potential to theoretically double the capacity of wireless networks making it a highly desirable technology for modern wireless systems.
Mulero Hernandez, Carlos
core   +8 more sources

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