APPARATUS OF TRANSMISSION, METHOD OF TRANSMISSION, APPARATUS FOR PHASE TRACKING AND METHOD FOR PHASE TRACKING AT THE ULTRA WIDE RADIO FREQUENCY SYSTEM USING PULSE METHOD

摘要

A receiving device of a pulse type ultra wideband wireless system, a receiving method thereof, a phase tracking device, and a phase tracking method are provided to track and compensate the phases of signals with different modulation methods by using the device with the same structure. An orthogonal channel generator(300) receives a baseband signal and generates an orthogonal channel. The boundary detector includes a correlator and a despreader. A phase tracker(320) tracks the phase of thee preamble, the header, and the payload signal outputted from the boundary detector. The phase tracker receives the signal outputted from the boundary detector and compensates the phase by multiplying the conjugate complex numbers of the phase tacked result. A demodulator(340) demodulates the signal outputted from the phase tracker and outputs the information bit.