نتایج جستجو برای: divider

تعداد نتایج: 3837  

A new wideband Wilkinson Power Divider which use the nonuniform substrate integrated waveguide (NSIW) method is presented in this paper. This structure utilizes NSIWs instead of the uniform quarter wavelength SIWs in conventional Wilkinson power divider. The proposed structure is analyzed by odd and even mode analysis. The proper NSIW section widths can be extracted by using even mode while the...

Restoring and non-restoring divider has become widely applicability in the era of digital computing application due to its computation speed. In this paper, we have proposed the design of divider of different architecture for the computation of Vedic sutra based. The design of divider in the Vedic mode results in high computation throughput due to its replica architecture, where latency is mini...

Restoring and non-restoring divider has become widely applicability in the era of digital computing application due to its computation speed. In this paper, we have proposed the design of divider of different architecture for the computation of Vedic sutra based. The design of divider in the Vedic mode results in high computation throughput due to its replica architecture, where latency is mini...

2010
X. Li Y.-J. Yang L. Yang S.-X. Gong X. Tao Y. Gao K. Ma X.-L. Liu

This paper presents the design of a novel dual-band unequal Wilkinson power divider. The proposed power divider can operate at arbitrary two frequencies without reactive components. The design and analysis of power divider are presented. The structure of the power divider and the formulas used to determine the design parameters have been given. Closed-form design equations are derived based on ...

عریضی, همایون , مقنی, مرتضی ,

An effective design procedure is devised for the optimum design of a versatile and useful six-port planar microstrip power divider. An equivalent circuit is developed for the divider; which is composed of line sections and asymmetrical T-junctions. The method of least squares is applied to the equivalent circuit of the divider for its optimum design. This power divider is capable of providing v...

2000
Yasuaki SUMI Shigeki OBOTE Naoki KITAI Hidekazu ISHII Ryousuke FURUHASHI Yutaka FUKUI

In the phase locked loop (PLL) frequency synthesizer which is used in a higher frequency region, the prescaler method is employed in order to increase the operating frequency of the programmable divider. However, since the fixed divider whose division ratio is same as the prescaler is installed at the following stage of the reference divider, the reference frequency is decreased and the perform...

2015
Poonam Sachdeva Ankita Mittal

In this paper, the divider circuit for PLL based Frequency Synthesizer has been designed. In the divider circuit, three types of counters have been used namely Prescaler, Main Counter and Swallow Counter. The Divider circuit is a two modulus Divider and it can be used to divide by any value in the range 4635 to 4650 as per the requirement. It uses a two modulus Prescaler and it has two modes of...

2015
Dooheon Yang Byungjoon Kim Kihyun Kim Minyoung Yoon Sangwook Nam

In this paper, an isolation enhanced multiway power divider for wideband beamforming array is proposed. This method is based on the concept which converts the divider into multi-section stepped impedance transformer. In addition to this scheme, lumped inductors and capacitors are incorporated in isolation networks to enhance the isolation bandwidth of the divider. In/Output reflection and isola...

A four-way power divider/power combiner using substrate integrated waveguide (SIW) and microstrip lines is proposed and investigated. The proposed power divider consists of a double-layer substrate with a bottom layer including an SIW T-junction and a top layer including a microstrip network. This microstrip network consists of a modified Gysel power divider which provides a high isolation betw...

2006
IWATA SAKAGAMI KEISUKE IZUMI MASAFUMI FUJII TUYA WUREN

-A lumped element 180 Wilkinson divider consisting of 11 elements was presented in 2003. It used a conventional Wilkinson divider, a -90 and a +90 phase shifter of πand T-type. In this paper, that of 10 elements is newly presented. Frequency characteristics of the two 180 Wilkinson dividers and those of a rat-race divider known as an out of phase circuit are discussed. Key-Words: Wilkinson divi...

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