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作者:Yuhua Liang , Zhangming Zhu
来源:[J].Journal of Circuits, Systems and Computers(IF 0.238), 2018, Vol.27 (03), pp.15World Scientific Publishing
摘要:This paper presents a novel Nyquist SAR-VCO ADC architecture. To improve the dynamic performance, a 4-phase counter is introduced to the proposed architecture. Thanks to the employed 4-phase counter, requirements on both the counting time error and the nonlinearity of the VCO gai...
作者:Alireza Shamsi , Esmaeil Najafi Aghdam
来源:[J].Journal of Circuits, Systems and Computers(IF 0.238), 2018, Vol.27 (03), pp.17World Scientific Publishing
摘要:Power consumption and bandwidth are two of the most important parameters in design of low power wideband modulators as power consumption is growing with the increase in bandwidth. In this study, a multi bit wideband low-power continuous time feed forward quadrature delta sigma mo...
作者:Adrian S. T. Tan , S. Iqbal
来源:[J].Journal of Circuits, Systems and Computers(IF 0.238), 2018, Vol.27 (03), pp.30World Scientific Publishing
摘要:Most existing stand-alone photovoltaic (PV) power systems employ pulse-width-modulated (PWM) DC–DC converters for maximum power point tracking (MPPT) and battery charging control. However, PWM converters experience high switching loss and high electromagnetic interference wh...
作者:Elango Konguvel , Muniandi Kannan
来源:[J].Journal of Circuits, Systems and Computers(IF 0.238), 2018, Vol.27 (03), pp.21World Scientific Publishing
摘要:The Fast Fourier Transform and Inverse Fast Fourier Transform (FFT/IFFT) are the most significant digital signal processing (DSP) techniques used in Orthogonal Frequency Division Multiplexing (OFDM)-based applications which include day-to-day wired/wireless communications, broadb...
作者:Yasir , Ning Wu , Xiaoqiang Zhang
来源:[J].Journal of Circuits, Systems and Computers(IF 0.238), 2018, Vol.27 (03), pp.14World Scientific Publishing
摘要:This paper proposes compact hardware implementations of 64-bit NESSIE proposed MISTY1 block cipher for area constrained and low power ASIC applications. The architectures comprise only one round MISTY1 block cipher algorithm having optimized FO/FI function by re-utilizing S9...
作者:Yue Wu , Hongliang Lv , Yuming Zhang ...
来源:[J].Journal of Circuits, Systems and Computers(IF 0.238), 2018, Vol.27 (03), pp.13World Scientific Publishing
摘要:A modified divide-by-2 regenerative frequency divider (RFD) is presented in this paper. The effects of modified active loads on the bandwidth of RFD are demonstrated and analyzed in detail by introducing the equivalent circuit using π model. Using the transimpedance amplifie...
作者:Jianhua Li , Ning Wu , Yongliang Hu ...
来源:[J].Journal of Circuits, Systems and Computers(IF 0.238), 2018, Vol.27 (03), pp.26World Scientific Publishing
摘要:Aiming at the efficient topology design of upper-layer network in hybrid application-specific wireless Network-on-Chip (NoC), we propose a new design method of power-interference collaborative optimization (PICO) after analyzing the potential factors of high power consumption and...
作者:Jie Guo , Yunsong Li , Kai Liu ...
来源:[J].Journal of Circuits, Systems and Computers(IF 0.238), 2018, Vol.27 (03), pp.10World Scientific Publishing
摘要:The pixel purity index (PPI) algorithm is one of the most popular endmember extraction algorithms employed in hyperspectral image unmixing, which is too time-consuming to obtain real-time analysis in remote sensing applications. The fast field programmable gate array (FPGA) imple...
作者:Mousumi Bhanja , Baidyanath Ray
来源:[J].Journal of Circuits, Systems and Computers(IF 0.238), 2018, Vol.27 (03), pp.18World Scientific Publishing
摘要:In this paper, a systematic and hierarchical synthesis methodology is presented for nonlinear analog synthesis to meet the essential requirement for system automation. Behavior of nonlinear system, represented by polynomial expression, has been studied by decomposing it into line...
作者:Krzysztof Kajstura , Dariusz Kania
来源:[J].Journal of Circuits, Systems and Computers(IF 0.238), 2018, Vol.27 (03), pp.14World Scientific Publishing
摘要:A new method for reducing power consumption in finite state machines (FSMs) is proposed. Probabilistic description of the FSMs is the theoretical background of power-oriented state assignment. The algorithm of state assignment is based on a decomposition strategy of coding. ...

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