Hardware Realization of a 2-D IIR Semisystolic Filter with Application to Real-Time Homomorphic Filtering

被引:6
|
作者
Kaufman, H. J. [1 ]
Sid-Ahmed, M. A. [1 ]
机构
[1] Univ Windsor, Dept Elect Engn, Windsor, ON N9B 3P4, Canada
关键词
D O I
10.1109/76.180686
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Hardware design and implementation of a 2-D sample-and-hold semisystolic filter structure are presented. Log and antilog circuits are used with a high-frequency-emphasis IIR filter to provide homomorphic filtering. SPICE simulation using functional blocks as well as particulars on the hardware design with reference to specific device types and characteristics are advanced. A hardware prototype circuit using MSI and LSI circuits on a custom-made PCB is shown along with applications to real-time filtering of broadcasted TV images.
引用
收藏
页码:2 / 14
页数:13
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