Abstract: Pulse Position Modulation (PPM) is widely used in optical wireless communication systems because of its higher power efficiency and minimal inter-symbol ...

The agency said that Modern Education has been the leader in the private tutorial sector in Hong Kong, but that position is now 'under threat'. Modern Education says it is venturing into a new ...

Abstract: In this paper it is examined an extension of the Chaotic Pulse Position Modulation to the case in which the chaotic sequence is generated by an analog chaotic circuit instead of a discrete ...