Software-defined UAV networks for 6G systems: Requirements, opportunities, emerging techniques, challenges, and research directions
MDABS Abir, MZ Chowdhury… - IEEE Open Journal of the …, 2023 - ieeexplore.ieee.org
The ever-increasing demand for wireless communication has driven the development of
innovative technologies to address the issues that conventional communication networks …
innovative technologies to address the issues that conventional communication networks …
A new reconfigurable antenna design for cognitive radio
Y Tawk, CG Christodoulou - IEEE Antennas and wireless …, 2009 - ieeexplore.ieee.org
This letter presents a new antenna design suitable for cognitive radio communication. It
consists of two structures incorporated together into the same substrate. The first structure is …
consists of two structures incorporated together into the same substrate. The first structure is …
[图书][B] Multifunctional ultrawideband antennas: trends, techniques and applications
Multifunctional Antennas (MFA) are comparatively a new area for antenna research and
finds applications in various modern wireless radios, like Cognitive Radio (CR) in Software …
finds applications in various modern wireless radios, like Cognitive Radio (CR) in Software …
Fundamental limits, bandwidth, and information rate of electrically small antennas: Increasing the throughput of an antenna without violating the thermodynamic Q …
M Manteghi - IEEE Antennas and Propagation Magazine, 2019 - ieeexplore.ieee.org
The fundamental limits of antennas tie its electrical size to its quality factor (Q-factor) and
radiation efficiency. The Q-factor is linearly proportional to the inverse of the instantaneous …
radiation efficiency. The Q-factor is linearly proportional to the inverse of the instantaneous …
Application of the memristor in reconfigurable electromagnetic devices
MD Gregory, DH Werner - IEEE Antennas and Propagation …, 2015 - ieeexplore.ieee.org
The recently popularized memristor, short for memory resistor, is investigated in this paper
for its potential as a new and attractive method for enabling reconfigurable radio-frequency …
for its potential as a new and attractive method for enabling reconfigurable radio-frequency …
A wideband electrically small transient-state antenna
M Manteghi - IEEE Transactions on Antennas and Propagation, 2016 - ieeexplore.ieee.org
A new concept associated with feeding an electrically small antenna is introduced to
overcome the fundamental limits of antennas. This new understanding of input impedance …
overcome the fundamental limits of antennas. This new understanding of input impedance …
[PDF][PDF] An integrated frequency reconfigurable antenna for cognitive radio application.
S Sharma, CC Tripathi - Radioengineering, 2017 - academia.edu
A novel integrated antenna that consists of spectrum sensing and frequency reconfigurable
antenna, printed on a single substrate is presented here. The integration of both antennas is …
antenna, printed on a single substrate is presented here. The integration of both antennas is …
A wideband frequency-shift keying modulation technique using transient state of a small antenna
The rate of wireless data transmission is limited by the antenna bandwidth. We present an
efficient technique to realize a high-rate direct binary FSK modulation by using the transient …
efficient technique to realize a high-rate direct binary FSK modulation by using the transient …
Wide bandwidth ratio of 10-to-1 CPW-fed whip antenna with improved radiation patterns
In this communication, a novel compact single whip wideband antenna with an improved
omnidirectional wideband antenna is proposed. First, a single whip antenna is designed on …
omnidirectional wideband antenna is proposed. First, a single whip antenna is designed on …
An active cavity-backed slot antenna based on a parametric amplifier
P Loghmannia, M Manteghi - IEEE Transactions on Antennas …, 2019 - ieeexplore.ieee.org
In a parametric amplifier, nonlinear and/or time variant characteristics of reactors (capacitors
and/or inductors) are exploited to amplify microwave signals. In this paper, an active …
and/or inductors) are exploited to amplify microwave signals. In this paper, an active …