Time-division multiplexing
Multiplexing also may be conducted through the interleaving of time segments from different signals onto…
Telecommunication
Telecommunication
Multiplexing
Because of the installation cost of a communications channel, such as a microwave link or…
Telecommunication
Modulation
In many telecommunications systems, it is necessary to represent an information-bearing signal with a waveform…
Telecommunication
Channel Encoding
As described in Source encoding, one purpose of the source encoder is to eliminate redundant binary digits from…
Telecommunication
Telecommunication
Telecommunication, science and practice of transmitting information by electromagnetic means. Modern telecommunication centres on the problems involved…
Systems and controls
Other methods of machining
Ultrasonic machining (USM) In USM, material is removed from a workpiece with particles of abrasive that vibrate…
Systems and controls
Electrical-discharge machining (EDM)
EDM involves the direction of high-frequency electrical spark discharges from a graphite or soft metal tool,…
Systems and controls
Adaptive control
Improvements in CNC machine tools depend on the refinement of adaptive control, which is the automatic monitoring…
Systems and controls
Frequency response
Hearing aid Hearing aid, device that increases the loudness of sounds in the ear of the wearer.…
Systems and controls
Damping
Damping, in physics, restraining of vibratory motion, such as mechanical oscillations, noise, and alternating electric currents, by dissipation of energy. Unless…