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...nications network|network]] to deliver a call to the called terminal. Busy signals and other call failure due to user behaviour are counted as "successful cal [[Category:Telephony]] ...

...echnology|Sipura]], [[Linksys]] and [[Cisco Systems|Cisco]] family of [[IP telephony]] products. [[Category:Telephony signals]] ...

{{Short description|Digital representation of sampled analog signals}} ...ndard form of [[digital audio]] in computers, [[compact disc]]s, [[digital telephony]] and other digital audio applications. In a PCM [[Stream (computing)|strea ...

...ers, before 1897, did not have tuned circuits, they responded to all radio signals picked up by their antennas, so they had little frequency-discriminating ab | title = The Principles of Electric Wave Telegraphy and Telephony, 2nd Ed. ...

{{Short description|Filter used in signal processing on continuous-time signals}} ...and to reject others from analogue ([[Continuous signal|continuous-time]]) signals. ...

...viside was responsible for considerable progress in electrical telegraphy, telephony, and the study of the propagation of electromagnetic waves. Independent of === Telegraphy, telephony, the wireless, and photography === ...

...s developed in the 1830s and 1840s, well before [[History of the telephone|telephony]], and operated worldwide by the time of the [[World War II|Second World Wa ...be changed part way through. After the initial discovery of the non-Morse signals in 1940, a radio intercept station called the Foreign Office Research and D ...

...rom the early 20th century as decoupling capacitors in telecommunications (telephony). ...replace more-expensive [[tantalum capacitor]]s. Because capacitors pass AC signals but block DC, film capacitors with their high insulation resistance and low ...

...e=www.italiaoggi.it|quote=By complying with the type already used in fixed telephony, Tim will in fact launch a product capable of eliminating the constraints o ...kow disk by obtaining a series of lines of light then converted into light signals and recreated in an electromechanical vision system.}}</ref> [[cathode-ray ...