نتایج جستجو برای: balun

تعداد نتایج: 330  

Journal: :Digital Press Social Sciences and Humanities 2023

<p class="Abstract">Pancasila as a state ideology needs to continue be
 actualized. One way actualize it is make the village one of practical
 spaces. Villages are also an implication for space indigenous knowledge
 occur. two pancasila villages used research objects Balun village
 and Nogosari hamlet. Both them have their own character background as
 Pancasila Vi...

Journal: :IEICE Transactions 2010
Eunil Cho Sungho Lee Jaejun Lee Sangwook Nam

This paper presents a design of a monolithic transformer using bond wires. The proposed transformer structure has several advantages such as high power handling and high efficiency. It shows that the measured insertion loss at the 1.9 GHz range is −1.54 dB (70%), which is higher than the spiral transformer of the same size. Also, it shows a phase error of less than 1 degree. key words: CMOS RF ...

Journal: :The Journal of Korean Institute of Electromagnetic Engineering and Science 2017

Journal: :Journal of Electrical Engineering and Technology 2015

Journal: :Microwave and Optical Technology Letters 2013

Journal: :International Journal of Current Engineering and Technology 2022

This study presents a triangle director dipole antenna with rectangular impedance balun (RIB). The proposed consists of triangular director, coplanar waveguide (CPW) to stripline (CPS) transition line, and the RIB. substitutes typical planar quasi-Yagi antenna. has modified generates circular polarization. Also, RIB match an between CPW-fed CPS line. It obtains ultra-wide frequency band 4020 MH...

Journal: :IET Microwaves, Antennas & Propagation 2021

Journal: :IEEE Transactions on Antennas and Propagation 2022

This work presents a design and experimental validation of compact ultrawideband (UWB) bowtie antenna balanced-to-unbalanced (balun) circuit for medical microwave imaging (MWI) applications working in the frequency band 1–6 GHz. The UWB balun is perpendicularly attached to planar arms, whose dimensions were miniaturized by rounding edges. reflection coefficient was lower than −12 dB tissues wit...

Journal: :IEEE Trans. on Circuits and Systems 2010
You Zheng Carlos E. Saavedra

An innovative vector-sum phase shifter with a full 360◦ variable phase-shift range is proposed and experimentally demonstrated in this paper. It employs an active balun and a very high-speed CMOS operational transconductance amplifier (OTA) integrator to generate the four quadrature basis vector signals. The fabricated chip operates in the 2–3 GHz, it exhibits an average insertion gain of 1.5 d...

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