In information theory, a channel refers to a theoretical channel model with certain error characteristics. In this more general view, a storage device is also a communication channel, which can be sent to (written) and received from (reading) and allows communication of an information signal across time.
In information theory, a channel refers to a theoretical channel model with certain error characteristics. In this more general view a storage device is also a communication channel, which can be sent to (written) and received from (reading) and allows communication of an information signal across time.