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Filters play a critical role in RF and Microwave systems and the type used depends on the application. It is used in the receiver front end to improve selectivity and in transmitter for spurious /harmonic rejection where low insertion loss and narrow bandwidth are the major requirements. This paper, deals with the design of a narrow band cavity filter in L band with centre frequency of 1575.42 MHz...
The Advanced license plate recognition system for car parking consists of two section: Radio frequency Identification (RFID) based reserved car parking system and number plate recognition by using Open Computer Vision(CV). The system provides high security and there is no need for a guard. In this system only authorized vehicles are permitted to the parking area by checking some conditions. Authorized...
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