QPSK system uses a phase shift of

Related MCQs

• In Binary Phase Shift Keying system, the binary symbols 1 and 0 are represented by carrier with phase shift of
• QPSK is a modulation scheme where each symbol consists of
• The data rate of QPSK is ___________ of BPSK.
• Minimum shift keying is similar to
• The FSK signal which has a gentle shift from one frequency level to another is called as
• A TDMA system uses 25 MHz for the forward link, which is broken into radio channels of 200 kHz. If 8 speech channels are supported on a single radio channel, how many simultaneous users can be accommodated?
• The detection method where carrier’s phase is given importance is called as
• M-ary signaling produces error performance with orthogonal signaling and error performance with multiple phase signalling.
• The expression for bandwidth BW of a PCM system, where v is the number of bits per sample and fm is the modulating frequency, is given by
• The number of voice channels that can be accommodated for transmission in T1 carrier system is