Difference between baseband and bandpass modulation

Baseband transmission sends the information signal as it is without modulation (without frequency shifting) while passband transmission shifts the signal to be transmitted in frequency to a higher frequency and then transmits it, where at the receiver the signal is shifted back to its original frequency.

1. What is the difference between bandpass and baseband?
2. What is baseband modulation?
3. What is difference between baseband and broadband transmission?
4. What is the difference between base band signal and band pass signal?

What is the difference between bandpass and baseband?

2. Baseband transmission is transmission of the encoded signal using its own baseband frequencies i.e. without any shift to higher frequency ranges. Passband transmission is the transmission after shifting the baseband frequencies to some higher frequency range using modulation.

What is baseband modulation?

In baseband modulation the information is formated so that it is represented by digital symbols. Then pulse waveforms are assigned that represent these symbols. These waveform can then be transmitted over a cable. Baseband signals are not appropriate for propagation through many transmission media.

What is difference between baseband and broadband transmission?

The prior difference between baseband transmission and broadband transmission is that in the baseband transmission the whole bandwidth of the cable is utilized by a single signal. Conversely, in the broadband transmission, multiple signals are sent on multiple frequencies simultaneously using a single channel.

What is the difference between base band signal and band pass signal?

Baseband signal is normally referred to as the original message signal which is intended to be transmitted whereas passband signal refers to modulated or filtered signal which ultimately gets converted back to baseband signal.