نتایج جستجو برای: mode divider
تعداد نتایج: 227070 فیلتر نتایج به سال:
In this study, the design and simulation of an equally split C Band Wilkinson Power Divider is presented. It aimed that divider distributes power provides lossless, reciprocal, high isolation between output ports. Microstrip technology has been utilized as process. A micro strip a transmission line mounted on copper conductive material. used
A novel compact wideband (2-12 GHz) Wilkinson equal power divider on microstrip line is proposed in this paper. In this paper, a novel approach to the design of a Wideband (2-12) power divider is presented. In order to achieve the wideband performance, the divider is established by introducing variable width of microstrip line between input lines to output lines of different impedance. Finally,...
5G new spectrum radio access should support data rates exceeding 10Gbps in most of its applications. An Ultra Wide Band (UWB) Ultra-high data rate Wilkinson power divider up to 6.9Gbps for 5G new spectrum and CAR applications is presented in this paper. The step by step design procedure, optimization and implementation of this Wilkinson power divider in 20–30GHz are completely done to achieve t...
The Karlsruhe Tritium Neutrino (KATRIN) experiment aims to determine the absolute mass of the electron antineutrino from a precise measurement of the tritium β-spectrum near its endpoint at 18.6 keV with a sensitivity of 0.2 eV c−2. KATRIN uses an electrostatic retardation spectrometer of MAC-E filter type for which it is crucial to monitor high voltages of up to 35 kV with a precision and long...
A fully integrated low-IF receiver for 1.8GHz in 0.13-μm CMOS is presented. The receiver consists of a VCO, an IQ-divider, an LNA, and a double balanced IQ-mixer. The RF input stage and the commutating stage of the IQ-mixer are current coupled via an on-chip transformer which is operating in resonant mode and is performing a current gain. A design method is presented to reduce the input impedan...
In this paper, nonlinear-carrier (NLC) control is proposed for high-power-factor rectifiers based on flyback, Cuk or Sepic converters operated in the continuous conduction mode. In the NLC controller, the switch duty ratio is determined by comparing a signal proportional to the integral of the switch current with a periodic nonlinear carrier waveform. The shape of the NLC waveform is determined...
In this paper, nonlinear-carrier (NLC) control is proposed for high-power-factor rectifiers based on flyback, Ćuk, Sepic, and other up–down converters operated in the continuous conduction mode (CCM). In the NLC controller, the switch duty ratio is determined by comparing a signal proportional to the integral of the switch current with a periodic nonlinearcarrier waveform. The shape of the NLC ...
In this letter, we present a novel four-way divider/combiner in rectangular waveguide. The design is completely two-dimensional in the h-plane, with eight-fold mirror symmetry, and is based on a recent four-port hybrid design [6]. In combining mode, it can function as a phased array with four inputs and four outputs. The planar nature of this design provides advantages, such as the freedom to i...
This paper presents a fully integrated frequency synthesizer for a dual-mode GPS and Compass receiver fabricated in a 0.13 m CMOS technology. The frequency synthesizer is implemented with an on-chip symmetric inductor and an on-chip loop filter. A capacitance multiplying approach is proposed in the on-chip loop filter design for area-saving consideration. Pulse-swallow topology with a multistag...
In this paper, a 42GHz frequency synthesizer fabricated with 0.13μm SiGe BiCMOS technology is presented, which consists of an integer-N fourth-order type-II phase locked loop (PLL) with a LC tank VCO and a frequency doubler. The core PLL has three-stage current mode logic (CML) and five stage true single phase clock (TSPC) logic in the frequency divider. Meanwhile, a novel balanced common-base ...
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