Comparison of Phase-coherent and Non-phase-coherent Coded Communications |
Common terms and phrases
1.0 UNCODED REFERENCE 10-4 PROBABILITY BINARY NRZ SYMBOLS biorthog BIORTHOGONAL 1.7 biorthogonal phase-coherent bit rate bits per codeword bits per word COHERENT ORTHOGONAL 1.2 coherent orthogonal system COMMUNICATION DISTANCE RELATIVE detection system DISTANCE RELATIVE ST/(N/B dy dx energy per bit ERROR 10-5 Figure error curves five communication systems frequency gaussian noise information bits low-pass filter matched filter measurement noise power non-optimum detection NON-PHASE COHERENT ORTHOGONAL non-phase-coherent orthogonal system number of information ORTHOGONAL 1.4 ORTHOGONAL AND BIORTHOGONAL orthogonal codeword PFM system PHASE phase-coherent orthogonal system phase-coherent systems power per unit POWER SPECTRAL DENSITY probability of error PROBABILITY OF WORD probability of word-error REFERENCE 0.9 RELATIVE COMMUNICATION DISTANCE signal energy signal-to-noise ratio square wave ST N/B db symbol sync Telemetry UNCODED REFERENCE 1.1 uncoded system unit bandwidth V₁ voltage white gaussian noise word and symbol word encoded system WORD ERROR 1.0 WORD ERROR 10-5 WORD ERROR Figure word sync