Digital Communications with Space ApplicationsSolomon Wolf Golomb |
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Page 108
... transmitted signals can be restricted to n / 2T cps , which is a minimum , as evidenced by the sampling theorem . In ... signals . Optimal decoding shall refer to that method of processing the received signal which determines and selects ...
... transmitted signals can be restricted to n / 2T cps , which is a minimum , as evidenced by the sampling theorem . In ... signals . Optimal decoding shall refer to that method of processing the received signal which determines and selects ...
Page 114
... signals , each of duration T / n seconds , chosen randomly from the two elementary signals s ( t ) and s1 ( t ) . Thus ... transmitted signals x ( t ) of the given channel to form the quantities + √ * y ( 1 ) x ( 1 ) dt . T Thus , there ...
... signals , each of duration T / n seconds , chosen randomly from the two elementary signals s ( t ) and s1 ( t ) . Thus ... transmitted signals x ( t ) of the given channel to form the quantities + √ * y ( 1 ) x ( 1 ) dt . T Thus , there ...
Page 115
... signals of equation ( 7.4.2 ) by selecting C1 = + √√2S and C1 = √2S where ... signals ± √√2S cos [ ( aπn ) [ T ] t can be generated either by balance ... transmitted signals contains log , M bits of information . Since each signal ...
... signals of equation ( 7.4.2 ) by selecting C1 = + √√2S and C1 = √2S where ... signals ± √√2S cos [ ( aπn ) [ T ] t can be generated either by balance ... transmitted signals contains log , M bits of information . Since each signal ...
Contents
Chapter | 1 |
method of synchronization 142 8 6 Specific codes with large indices of comma freedom 146 | 8 |
Chapter | 17 |
Copyright | |
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acquisition amplitude autocorrelation function average balanced modulated bi-orthogonal codes binary sequence binary signal binary waveforms carrier channel Chapter clock code signals code words column COMBINATION SEQUENCE comma freedom comma-free comma-free codes COMPONENT IN PHASE computation correlation function cross-correlation cross-correlation function cyclic d₁ detector determine diagram dictionary difference set digit period elementary signals equation error probability example feedback filter frequency given Hadamard design Hadamard matrix incidence matrix indirect logic integration Karnaugh chart log₂ loop maximum modulated wave multiplier n-tuples obtained orthogonal codes output p₁ Periodicity Exponents Word phase modulated phase shift phase-locked loop PN sequences possible power spectrum probability density problem properties quadratic residue random signals ranging code received signal sequence of length shift register sequences shown in Figure simplex code specified spectra spectral density symbols synchronization Theorem trans-orthogonal code transmitted signals truth table v₁ variables X₁ ZERO's