A novel indirect frequency synthesizer (FS) circuit comprising a multiplexer (MUX) controlled
ring oscillator (RO) and a Hogge phase detector has been proposed. The circuit will …

An oscillator is an electronic device that used for the aim of generating a signal or waveform.
Applications vary from clock generation in microprocessors to carrier synthesis in cellular …

This article introduces a configurable analog block with wide functionality which is then used
for designing a new sinusoidal signal generator with three outputs. The circuit uses three …

This paper presents a detailed two stage ring oscillator in CMOS standard 45nm technology.
This VCO operates in the range of 2.5 GHz to 7.7 GHz. Along with that low phase noise and …

FPGA chip using Cyclone series designed and implemented a new type of sinusoidal pulse
width modulation (SPWM) generator. The generator used direct digital synthesis (DDS) …

A compact, versatile and very high speed approach for waveform generation is introduced. It
generates triangle and square waveforms. The VCO has a very wide range of oscillating …

It introduces a new, extremely simple, sinusoidal oscillator based on op-amp compensation
poles. The circuit employs only four components, two internally compensated op-amp, one …

Over the past few years there has been an interest toward SoC (System on Chip) chips
having features like low power, portable, high packing density, high speed, modularity, and …

In this paper, the design of sinusoidal oscillator which generates two output voltages with
90° degree phase difference is presented. The design procedure is started from the function …