Modeling of active compensated KHN band pass filter using standard hardware description language

Author(s):  
Rasha E. El-Queseny ◽  
Soliman A. Mahmoud ◽  
Magdy M. Ibrahim
2014 ◽  
Vol 602-605 ◽  
pp. 2641-2644
Author(s):  
Xiao Li Hu ◽  
Li Ding ◽  
Zhi Gang Zhang

This paper model digital FIR low-pass by using the Toolbox of the DSP Builder in MATLAB and convert to VHDL hardware description language, compile and simulation through QUARTUS II software automatically, download and verified by EPF10K20RC208-4.The design combine MATLAB software with FPGA hardware organic ally and completes the transplant of the FIR low-pass filter.


2015 ◽  
Vol 2 (3) ◽  
Author(s):  
Tatsuo Ohmachi ◽  
Shusaku Inoue ◽  
Tetsuji Imai

The 2003 Tokachi-oki earthquake (MJ 8.0) occurred off the southeastern coast of Tokachi, Japan, and generated a large tsunami which arrived at Tokachi Harbor at 04:56 with a wave height of 4.3 m. Japan Marine Science and Technology Center (JAMSTEC) recovered records of water pressure and sea-bed acceleration at the bottom of the tsunami source region. These records are first introduced with some findings from Fourier analysis and band-pass filter analysis. Water pressure disturbance lasted for over 30 minutes and the duration was longer than those of accelerations. Predominant periods of the pressure looked like those excited by Rayleigh waves. Next, numerical simulation was conducted using the dynamic tsunami simulation technique able to represent generation and propagation of Rayleigh wave and tsunami, with a satisfactory result showing validity and usefulness of this technique. Keywords: Earthquake, Rayleigh wave, tsunami, near-field


Optik ◽  
2021 ◽  
Vol 226 ◽  
pp. 165924
Author(s):  
Shantanu Mandal ◽  
Kousik Bishayee ◽  
Arindum Mukherjee ◽  
B N Biswas ◽  
Chandan Kumar Sarkar

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