Method of and apparatus for digital audio/fdm and pcm/fdm conversion
Реферат: A method for digital frequency conversion of audio signals or PCM signals into signals of a frequency-division multiplex system in which the original signals exist in a channel of limited band width. All channels are brought into their desired frequency ranges through simplified multiplication processes, using a basic operating rate having a frequency of six times the channel band width.
Method of digital audio/fdm and pcm/fdm conversion
Номер патента: AU5085279A. Автор: Alfred Fettweis. Владелец: SIEMENS AG. Дата публикации: 1980-04-24.