![Cryptography / Multiplexing / SIGSALY / Pulse-code modulation / Vocoder / Telephone / Bell Labs / Telecommunication / Telegraphy / Technology / Electronics / Electronic engineering Cryptography / Multiplexing / SIGSALY / Pulse-code modulation / Vocoder / Telephone / Bell Labs / Telecommunication / Telegraphy / Technology / Electronics / Electronic engineering](https://www.pdfsearch.io/img/439c7e72165ad058dea171cfff8dc5df.jpg) Date: 2006-06-22 18:56:30Cryptography Multiplexing SIGSALY Pulse-code modulation Vocoder Telephone Bell Labs Telecommunication Telegraphy Technology Electronics Electronic engineering | | Project X---The Beginning of the Digital Transmission Age There is an oft repeated saying that "Necessity is the mother of invention." This was certainly true of the independent invention of Pulse Code Modulation by the BellAdd to Reading ListSource URL: www.ralph-miller.orgDownload Document from Source Website File Size: 36,44 KBShare Document on Facebook
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