| 对数域积分电路的分析与应用 |
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| 引用本文： | 凌燮亭,秦巍,胡波.对数域积分电路的分析与应用[J].电子学报,2000,28(2):46-48. |
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| 作者姓名： | 凌燮亭 秦巍 胡波 |
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| 作者单位： | 复旦大学专用集成电路与系统国家重点实验室,上海 200433 |
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| 摘 要： | 本文分析了一种对数域积分电路的特性,以及极间电容对其性能的影响.在此基础上给出了一般对数域滤波器的设计方法,以及其在宽频带的流控振荡器(ICO)和锁相环电路中的应用,并给出了模拟结果.
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| 关 键 词： | 对数域 积分电路 滤波器 振荡器 锁相环 |
| 收稿时间： | 1998-09-15 |
Log-Domain Integrator and Its Applications |
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| LING Xie-ting,QIN Wei,HU Bo.Log-Domain Integrator and Its Applications[J].Acta Electronica Sinica,2000,28(2):46-48. |
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| Authors: | LING Xie-ting QIN Wei HU Bo |
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| Affiliation: | ASIC & System State Key Lab.,Fudan University,Shanghai 200433,China |
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| Abstract: | The characteristics of a type of log domain integrator and the impairment caused by junction capacitors are analyzed.A general filter designing method based on the integrator is proposed.Applications of the integrator in wide band current controlled oscillator (ICO) and phase locked loop are shown and simulation results are given. |
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| Keywords: | log-domain integrator filter oscillator PLL |
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