Cable modem
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A cable modem is a type of network bridge or gateway that provides bi-directional data communication via radio frequency channels on a hybrid fiber-coaxial, radio frequency over glass and coaxial cabl
Example of a cable modem installed in a home office.
Motorola
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Motorola, Inc. was an American multinational telecommunications company based in Schaumburg, Illinois. It was founded by brothers Paul and Joseph Galvin in 1928 as Galvin Manufacturing Corporation and
Cable modem
…company filed for bankruptcy in 2003 and closed. The DOCSIS CMTS assets of Com21 were acquired by ARRIS. CDLP was a proprietary system manufactured by Motorola. CDLP customer premises equipment (CPE) was capable of both PSTN (telephone network) and radio frequency (cable) return paths. The PSTN-based service…
Final headquarters in Schaumburg, Illinois, acquired by Motorola Solutions after the 2011 split
Motorola vacuum tube carton
Dr. Martin Cooper of Motorola made the first private handheld mobile phone call on a larger prototype model in 1973. This is a reenactment in 2007.