Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...

Tutorial 1 Concurrent Design (Combinational Logic). Combinational Logic. Half and Full Adder. Multiplexor 4 to 1. Encoder. Tutorial 2 Sequential Design (Flip Flops and Registers) D Type Flip-flop.

The HTL8254 IP core is written in vendor neutral VHDL and as such can be simulated by any simulation tool. The testbench however uses Siemens’ Modelsim SignalSpy in order to provide a non-intrusive ...

Abstract: The main aim of this paper is to design the digital frequency meter with frequency analyzing module. As a measuring frequency's instrument, the cymometer often refer to as electronic counter ...