Author_Institution :
Sch. of Electr. Eng., New South Wales Univ., Sydney, NSW, Australia
Abstract :
We derive a formula for the bit-error probability (BEP) of binary partial-response continuous-phase modulation (PRCPM) with N-bit differential phase detection (DPD) in a Rician fading channel subject to L-branch maximum ratio combining (MRC) diversity. We compute the BEP for minimum-shift keying (MSK), Gaussian MSK (GMSK), and 2 RC (2-b-duration raised cosine) frequency signals as a function of the energy-to-noise ratio per bit Eb/N0 and other system and channel parameters [N=1 and 2 and L=1, 2, and 3, Rician factor K=-∞, 0, 6, 10, and ∝ dB, Doppler frequency shift fDT=0, 0.01, and 0.02, Gaussian premodulation filter bandwidth BgT=∞, 0.5, 0.25, and the presence or absence of a Doppler frequency tracking loop (DFTL) in the receiver]. In all cases, the BEP is significantly reduced by diversity
Keywords :
Gaussian channels; Rician channels; continuous phase modulation; demodulation; diversity reception; error statistics; fading; minimum shift keying; mobile satellite communication; probability; signal detection; Doppler frequency shift; Doppler frequency tracking loop; GMSK; Gaussian MSK; Gaussian channel; Gaussian premodulation filter bandwidth; MSK; PRCPM; Rician factor; Rician fading channel; binary PRCPM; binary partial-response continuous-phase modulation; bit-error probability; channel parameter; differential phase detection; energy-to-noise ratio per bit; maximal ratio combining diversity; minimum-shift keying; raised cosine frequency signals; receiver; satellite mobile channel; system parameter; Bandwidth; Diversity reception; Fading; Filters; Frequency shift keying; Gaussian noise; Phase detection; Rician channels; Signal processing; Sliding mode control;