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 …
A recent approach towards fluidic microstrip devices and gas sensors: a review
This paper aims to review some of the available tunable devices with emphasis on the
techniques employed, fabrications, merits, and demerits of each technique. In the era of …
techniques employed, fabrications, merits, and demerits of each technique. In the era of …
A Miniaturized Metamaterial-Based Dual-Band 4× 4 Butler Matrix With Enhanced Frequency Ratio for Sub-6 GHz 5G Applications
This paper introduces an innovative dual-band Butler matrix (BM) characterized by
compactness and an enhanced frequency ratio (K). The design employs meandered lines …
compactness and an enhanced frequency ratio (K). The design employs meandered lines …
Design of broadband 9× 9 Butler matrix and its extension for multibeam application
K Han, G Wei, S Lei, M Wang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In this brief, a broadband Butler Matrix (BM) and its extension for multibeam antenna array
(MAA) application are presented. Based on the configuration of beamforming network (BFN) …
(MAA) application are presented. Based on the configuration of beamforming network (BFN) …
A Dual-Band Filtering 4× 4 Butler Matrix Based on SLR
SS Qi, Y Guo, J Wang, X Wang… - IEEE Antennas and …, 2023 - ieeexplore.ieee.org
In this letter, a dual-band filtering 4× 4 Butler matrix (DB-F-BM) based on a stub-loaded
resonator (SLR) is proposed, operating at 12 and 17 GHz. The dual-band filtering (DB-F) …
resonator (SLR) is proposed, operating at 12 and 17 GHz. The dual-band filtering (DB-F) …
Multiband design techniques for passive planar microwave circuits: A review
Currently, the wireless communication industry is experiencing rapid advances in the
smooth migration and upgrading of technology. Because of this, communication systems …
smooth migration and upgrading of technology. Because of this, communication systems …
A Dual-Band Butler Matrix-Based Millimeter-Wave Dual-Band Multibeam Antenna Array Using a Simple Dual-Mode Transmission Line Scheme
This article reports a millimeter-wave (mmW) dual-band multibeam antenna array (MAA)
based on a dual-band Butler matrix (BM) utilizing a novel dual-mode transmission line …
based on a dual-band Butler matrix (BM) utilizing a novel dual-mode transmission line …
Optimization-Based Design of Multi-Band Branch-Line Coupler With Arbitrary and Band-Distinct Power Division Ratios and Phase Differences
AJ Alazemi, MA Koura - IEEE Journal of Microwaves, 2024 - ieeexplore.ieee.org
This paper presents a novel optimization-based procedure for designing a multi-band
branch-line coupler with arbitrary output power division ratios and phase differences that are …
branch-line coupler with arbitrary output power division ratios and phase differences that are …
Beamforming Networks for 5G. A Literature Review of Butler Matrix
KK Naidu, SI Rosaline - 2024 International Conference on …, 2024 - ieeexplore.ieee.org
As we are evolving into higher generations of mobile communications for improving our
quality of services like low latency, achieving higher data rates, managing exponential …
quality of services like low latency, achieving higher data rates, managing exponential …
Design Techniques for Passive Planar Reconfigurable RF Circuits: Reconfigurable RF Circuits
Reconfigurable systems play an important role in the design of reconfigurable wireless
communication systems. In the traditional approach, separate transmit and receive pathways …
communication systems. In the traditional approach, separate transmit and receive pathways …