文章摘要信息 关键词 ： 电容阵列 增益跳变 数字状态机 跳周期调制 [gap=1019]Keywords : capacitor array;gain hopping;digital state machine;pulse skipping modulation
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In order to compensate the deviation of the technology, the capacitor array controlled by the digital switches is adopted in the LC tank.
为了补偿工艺偏差的影响，谐振回路中使用数字开关控制的电容阵列，以便于对成品芯片进行软件可编程的调整。
参考来源 - 数字CMOS工艺实现的单片本振电路This paper mainly focuses on several parts: S/H circuit, D/A converters, capacitance array and digital logic control in time sequence. Other group member completed the design of comparator.
本文主要研究了A/D转换器中包括采样保持电路、D/A转换器、电容阵列和数字逻辑与时序控制等模块的设计,未研究的比较器模块由同组其它成员完成。
参考来源 - 基于低电压高精度12This work also adopts high DC gain folded-cascoded amplifiers with gain boost structure, accuracy comparators, second-order bandgap reference and capacitor array DACs to make sure the high precision of ADC in analog design domain.
同时,采用具有高直流增益的余数放大器、高精度比较器、二阶补偿带隙参考电路、电容阵列DAC电路等高精度模拟电路模块,从模拟电路设计角度保证设计满足精度要求。
参考来源 - 微光CMOS图像传感器关键技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
电路采用可编程电容阵列，可快速调谐，以保证模块稳定。
In this circuit, programmable capacitor arrays were used to rapidly tune parameters, which ensured stability of the module.
目标频率由一组分立的亚波段组成，通过电容阵列来控制。
The desired frequency is tuning is accomplished by discrete tuning curve among a group of frequency sub-bands through capacitor array.
仿真结果表明，采用5位数控方式调谐电容阵列，调谐时间误差不超过三个时钟周期，满足系统要求。
Simulation results showed that, with 5 CNC mode tuning capacitor arrays, the tuning time error was no more than three clock cycles, which meets requirements of the system.
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