PDF-Spatial Modulation and Space Shift Keying in Single Carrier Communication Pritam Som and

Chockalingam Department of ECE Indian Institute of Science Bangalore 560012 India Abstract Spatial modulation SM and space shift keying SSK are relatively new modulation techniques which are attractive in multiantenna communications Single carrier S. Intro to Generation of ASK Am plitude shift keying ASK in the contex t of digital com unications is a m odulation process which im parts to a sinusoid two or re discre te am plitud leve ls These ar related to the num ber of levels adopted by the d AmplitudeShift Keying ASK Modulation Introduction The transmission of digital signals is increasing at a rapid rate Lowfrequency analogue signals are often converted to digital format PAM before transmission The source signals are generally referred Husheng Li. The University of Tennessee. Phase and Frequency Modulation. Consider the standard CW signal. We define the total instantaneous angle. Phase and Frequency Modulation. Phase modulation (PM). (AM, FM, PM). Digital data to analog signal. (ASK, FSK, BPSK, QAM). Analog data to digital signal. (PCM, DM). Digital data to digital signal. (line codes). Signal Encoding Techniques (modulation and encoding). nalhareqi-2013. 1. Standard Amplitude Modulation (AM). nalhareqi-2013. 2. In the DSP-SC demodulation, a receiver must generate a local carrier in frequency and phase synchronism with the carrier used for modulation.. nalhareqi-2013. 1. Standard Amplitude Modulation (AM). nalhareqi-2013. 2. In the DSP-SC demodulation, a receiver must generate a local carrier in frequency and phase synchronism with the carrier used for modulation.. 1. Introduction. A digital signal is superior to an analog signal because it is more robust to noise and can easily be recovered, corrected and amplified. For this reason, the tendency today is to change an analog signal to digital data. In this section we describe two techniques, . By Amir . Taherin. Eng. M. . Zamanian. Contents. Definition. 1. History. 2. V.21, V.22, V.22bis. 3. Modulation. 4. Contents. Amplitude shift keying (ASK). 5. Frequency shift keying (FSK). 6. Phase shift keying (PSK). Translation shift a concept that dealt with the work of . Catford. (1965). Larson (1984) called mismatch of structure. . Newmark. (1988) concept of transposition. Modulation is used for the change of meaning which occur in translation.. Modulation: embedding an information-bearing signal into a second signal. e.g. . purposes :. locate the signal on the right band of the spectrum. multiplexing : simultaneous transmission of more than . The constellation diagram is as shown. The general equation is given by. . S. 1. (t. ) = g(t) . cos(2π. ft. ). . S. 2. (t) = g(t) cos(2π. ft. π) = -g(t) cos(2π. ft. Analog data to analog signal. (AM, FM, PM). Digital data to analog signal. (ASK, FSK, BPSK, QAM). Analog data to digital signal. (PCM, DM). Digital data to digital signal. (line codes). Signal Encoding Techniques (modulation and encoding). Tenenbaum, . Wetherall. (uploaded on Canvas). Communication. Exchange of information from point A to point B. 100001101010001011101. 100001101010001011101. Transmit. Receive. Wireless Communication. Code division multiple access Steps in CDMA Modulation. CDMA is a spread spectrum multiple access technique. https://store.theartofservice.com/the-modulation-toolkit.html. Code division multiple access Steps in CDMA Modulation.