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- active RC diiierentiator 谐波失真
- The chain consists of a dual-mode,highly linear,fourth order Chebyshev active RC filter and three VGA stages. 基带由双模的高线性度的四阶切比雪夫形式的有源RC低通滤波器以及三级可变增益放大器构成。
- SHF circuits eliminate the deficiencies of the active RC filter circuits in dealing with some special signals. SHF电路结构在一定程度上解决了有源RC滤波电路对某些特定信号处理不足的问题。
- R-MOSFET-C filter designmethod is proposed and an example is presented in the dissertation.Simulation resultconfirms its performance similar to that of active RC filter. 文中提出了R-MOSFET-C滤波器的一种设计方案，并给出了设计实例，该设计的仿真结果表明了它具有和有源RC滤波器相同的特性。
- Experimental results also prove that,compared with traditional active RC filter circuits,the sample-and-hold filter(SHF) circuits have better performance. 实验仿真也证实,相对于传统的有源RC滤波电路,这种SHF电路具有更优异的处理效果。
- A family of active RC current-mode filters is presented which include asingle current-control-current-source(CCCS). fhese circuits are derived from the volt-age-mode circuits tlirough dual transformiation. 提出了一系列新的采用单一电流控制电流源（CCCs）的有源RC电流滤波器实现，这些电路是基于对偶变换由电压模式电路导出。
- Network Synthesis with Active RC Filter 用有源RC滤波器实现网络综合的方法
- Biquadratic Realization of Active RC Current-Mode Filters Using Single CCCS 单CCCS有源RC电流滤波器双二次实现
- The orient has been playing an active role in the world economy. 亚洲一直在世界经济中发挥积极作用。
- He is an active member of the school's stamp club. 他是学校集邮俱乐部的一名活跃会员。
- An active volcano may explode at any time. 活火山随时都有可能爆发。
- Is it wise to engage in active sports at your age? 我这样的年纪积极参加体育活动是否明智？
- She was active as a left-winger in the party. 她是党内积极的左翼分子。
- He was very active and rode down several horses. 他劲头很大，一连骑了好几匹马。
- She plays an active part in local politics. 她积极参与地方政治活动。
- The steel market will continue to be active. 钢材市场将会继续保持活跃。
- An active volcano may erupt at any time. 活火山随时可能喷发。
- He was disabled when on active service. 他在战斗中受伤致残。
- Ms. Brown is active in the party. 布朗女士在晚会上很活跃。
- The active boy was extremely distractible. 那好动的男孩极不专心。
