By using a ring voltage controlled oscillator(VCO),chip area and production cost were saved.
通過采用環(huán)行壓控振蕩器,節(jié)省了芯片面積和成本。
This paper presents the design and the experimental measurements of two CMOS LC-tuned voltage controlled oscillators (VCO) implemented in a 0.
18μm 6層金屬混合信號 /射頻CMOS工藝設計的 2個LC諧振壓控振蕩器及測試結(jié)果 ,并給出了優(yōu)化設計的方法和步驟 。
The voltage controlled oscillator has used the str.
這種鎖相頻率合成器的各個部件都進行了優(yōu)化設計,其中鑒相器采用了加入反相器鏈取出輸入信號邊沿的結(jié)構(gòu)很好的消除了鑒相死區(qū);電荷泵采用了差分電路結(jié)構(gòu)消除了跳躍現(xiàn)象;壓控振蕩器采用了電流模驅(qū)動延遲環(huán)結(jié)構(gòu)得到了優(yōu)良的性能;尤其是分頻器的設計采用了內(nèi)、外兩分頻器的結(jié)構(gòu),通過改變兩個分頻器的倍頻數(shù)N和M的值,可以合成多種時鐘頻率。
Design of a 1.8GHz Wide-Band,Low-Phase-Noise CMOS VCO;
1.8GHz寬帶低相位噪聲CMOS壓控振蕩器設計
Design of low phase-noise, wide band LC VCO;
低相位噪聲、寬調(diào)諧范圍LC壓控振蕩器設計
Design of a voltage-controlled oscillator based on MOS capacitance;
基于MOS電容的壓控振蕩器設計
CMOS voltage-controlled oscillator with automatic amplitude control;
具有自動振幅控制的CMOS壓控振蕩器
A 5GHz voltage-controlled oscillator with 5-bit calibration;
一種提供5位頻帶切換控制的5GHz壓控振蕩器
A numerically controlled oscillator applied to The DSSS baseband processor is presented.
本文介紹了一種基于FPGA的擴頻基帶處理器的結(jié)構(gòu)和基本原理,闡述了實現(xiàn)數(shù)控振蕩器NCO(Numerically Controlled Oscillator)所使用的迭代算法,并對仿真結(jié)果進行了分析說明。
Based on look-up table and CORDIC (Coordinate Rotation Digital Computer) algorithm, a method for implementing a numerically controlled oscillator (NCO) is described in the paper.
研究了一種基于查找表和CORDIC(Coordinate Rotation Digital Computer)算法相結(jié)合的數(shù)控振蕩器(NCO)的實現(xiàn)方法,與僅基于查找表的方法相比,該方法結(jié)構(gòu)簡單、精度高、耗費資源少。
This method overcomes the shortcoming of traditional Numerically Controlled Oscillator(NCO) that has a big look up table.
該設計方法克服了傳統(tǒng)的數(shù)控振蕩器(NCO)查找表(LUT)大的缺點,且該算法模塊同時實現(xiàn)數(shù)控振蕩器和混頻器的功能,省去了2個硬件乘法器。
FPGA Implementation and Simulation of NCO in UAV Telemetry & Control System
無人機測控系統(tǒng)中數(shù)控振蕩器的FPGA實現(xiàn)與仿真
The working principle of NCO(Numerically Controlled Oscillator) is introduced in this paper,and a method to generate multiple sine waves with DSP using NCO is also presented.
詳細論述了數(shù)控振蕩器的工作原理,介紹了使用DSP實現(xiàn)數(shù)控振蕩器的功能和產(chǎn)生多路正弦波的方法。
The realizing method of DDS with FPGA and the numerical controlled oscillator(NCO) design method of TOM finding-table and phase counter are introduced in detail.
介紹了利用現(xiàn)場可編程邏輯門陣列(FPGA)實現(xiàn)直接數(shù)字頻率合成信號發(fā)生器(DDS)的原理,重點介紹了DDS技術(shù)在FPGA中的實現(xiàn)方法以及數(shù)控振蕩器(NCD)的ROM查找表設計和相位累加器設計,給出了采用FPGA芯片進行直接數(shù)字頻率合成信號發(fā)生器的仿真結(jié)果以及系統(tǒng)頂層設計原理圖。
sound surface wave pressure control oscillator
聲表面波壓控振蕩器
The Correction on an Oscillating Period Calculating Formula of 555 Voltage Controlled Oscillator;
555壓控振蕩器振蕩周期計算公式的修正
Design of VCO in Digital TV Tuner;
數(shù)字電視調(diào)諧器中壓控振蕩器的設計
Analysis of an Integrated Realizable Low-Phase Noise VCO
低噪聲集成壓控振蕩器噪聲性能分析
The Design of 1.8GHz Low-Noise Wide-Band VCO;
1.8GHz低噪聲、寬帶LC壓控振蕩器
The Design of High Performance Integrated LC VCO;
高性能集成電感電容壓控振蕩器設計
Design of Wide Tuning Range and Low Power CMOS VCO;
寬頻帶低功耗CMOS壓控振蕩器設計
Design of RF CMOS VCO for 3G Application;
應用于3G的射頻CMOS壓控振蕩器的設計
Design of a Voltage-Controlled-Oscillator for PLL;
一種用于鎖相環(huán)的壓控振蕩器的設計
Design of Voltage-Controlled Oscillator with Wide Tuning Range, High Linearity and Low Phase Noise;
寬調(diào)諧高線性低相噪壓控振蕩器設計
Analyze Voltage-controlled Oscillator with Protel 99SE Simulation Software;
用Protel 99SE仿真軟件分析壓控振蕩器電路
A Radiation-hardened-by-design Differential Voltage-controlled Oscillator Implemented in 0.18μm CMOS Process
一款0.18μm CMOS輻射加固差分壓控振蕩器
The Comparison and Design of Two Types of High Frequency Integrated CMOS Voltage-Controlled Oscillator
兩種高頻CMOS壓控振蕩器的設計與研究
Study of a Wideband LC VCO Based on CMOS Technology
基于CMOS工藝寬帶LC壓控振蕩器研究
Research on Single-event Transients in Differential Voltage-controlled Oscillators
差分壓控振蕩器中單粒子瞬變的研究
Design of Ultra Low Phase Noise LC VCO
超低相位噪聲LC壓控振蕩器的設計
A New Study Method on Dielectric Resonator Oscillator
一種研究介質(zhì)諧振壓控振蕩器的新方法
A SORT OF NUMERICAL CONTROL OF ACCURATE VOLTAGECONTROLLED OSCILLATOR AND ITS TIME ERROR;
一種數(shù)控精密壓控振蕩器及其時間誤差