Recent developments of butler matrix from components design evolution to system integration for 5g beamforming applications: A survey
Beamforming networks for multiple beam antennas are believed to be in the vanguard of
technological developments in mmWave for 5G wireless applications. The basic idea of …
technological developments in mmWave for 5G wireless applications. The basic idea of …
Dual-band design techniques for microwave passive circuits: A review and applications
The introduction of new technology in the wireless communication industry increases the
number of frequency bands in the communication environment. Therefore, a communication …
number of frequency bands in the communication environment. Therefore, a communication …
Compact dual-band branch-line coupler with dual transmission lines
C Gai, YC Jiao, YL Zhao - IEEE Microwave and Wireless …, 2016 - ieeexplore.ieee.org
This letter presents a dual-band branch-line coupler with compact size and planar structure.
The π-shaped dual transmission lines structure is used to realize 90° phase shift at two …
The π-shaped dual transmission lines structure is used to realize 90° phase shift at two …
Systematic design technique for dual-band branch-line coupler using T-and Pi-networks and their application in novel wideband-ratio crossover
In this paper, a generalized analysis and design methodology of a dual-band branch-line
coupler (BLC) is presented. The proposed design, although based on the prevalent method …
coupler (BLC) is presented. The proposed design, although based on the prevalent method …
A dual band branch line coupler with wide frequency ratio
A dual-band quadrature branch line coupler (BLC) with wide frequency ratio has been
proposed in this paper. A dual-band quarter wave (λ/4) transmission line structure with wide …
proposed in this paper. A dual-band quarter wave (λ/4) transmission line structure with wide …
A dual-band port-extended branch-line coupler and mitigation of the band-ratio and power division limitations
In this paper, enhanced designs of port-extended branch-line coupler (BLC) are presented.
Initially, the analysis of the conventional dual-band port-extended equal-division BLC is …
Initially, the analysis of the conventional dual-band port-extended equal-division BLC is …
Dual-band microstrip corporate feed network using an embedded metamaterial-based EBG
JA Brown, S Barth, BP Smyth… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
This paper demonstrates the design and experimental validation of a dual-band microstrip
(MS) corporate feed network using an embedded metamaterial-based electromagnetic …
(MS) corporate feed network using an embedded metamaterial-based electromagnetic …
Theory and design of dual-band microstrip networks using embedded metamaterial-based electromagnetic bandgap structures
S Barth, BP Smyth, JA Brown… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
This article examines implementations of the recently introduced metamaterial-based
electromagnetic bandgap (MTM-EBG) structure, which may be embedded directly into the …
electromagnetic bandgap (MTM-EBG) structure, which may be embedded directly into the …
A novel dual band branch line coupler and its application to design a dual band 4× 4 Butler matrix
A novel dual band branch line coupler (BLC) has been proposed, designed, implemented,
and analyzed in this paper. A dual band 4 *4 Butler matrix (BM) has also been developed by …
and analyzed in this paper. A dual band 4 *4 Butler matrix (BM) has also been developed by …
Synthesis design of dual-band differential phase shifters with independent filtering passbands and predetermined phase shifts
This article proposes the synthesis design method of the dual-band differential phase
shifters with independent filtering passbands and predetermined phase shifts. The filtering …
shifters with independent filtering passbands and predetermined phase shifts. The filtering …