data communication Archives - EngineersTutor

Digital Communications

Phase Shift Keying | PSK

August 15, 2018September 17, 2020 Gopal Krishna 5538 Views 0 Comments BPSK (Binary Phase Shift Keying), data communication, modem, modulation, PSK (Phase Shift Keying)

Computer data is binary in nature and consists of sequence of 1s and 0s. Telephone lines are analog in nature

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Digital Communications

Frequency Shift Keying | FSK

August 15, 2018September 17, 2020 Gopal Krishna 6838 Views 0 Comments BFSK (Binary Frequency Shift Keying), data communication, FSK (Frequency Shift Keying), modem, modulation

FSK (Frequency Shift Keying) Computer data is binary in nature and consists of sequence of 1s and 0s. Telephone lines

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Digital Communications

Amplitude Shift Keying | ASK

August 15, 2018September 17, 2020 Gopal Krishna 9666 Views 0 Comments ASK (Amplitude Shift Keying), ASK demodulator, ASK modulator, BASK (Binary Amplitude Shift Keying), data communication, modem, modulation, OOK (On – Off Keying)

ASK (Amplitude Shift Keying) ASK is also known as 2-level ASK, because number of amplitude changes = 2. Other names

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